diff options
Diffstat (limited to 'erts/emulator')
72 files changed, 5861 insertions, 2807 deletions
diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index 2b203c9ee6..1b29065486 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -578,6 +578,7 @@ OPCODE_TABLES += hipe/hipe_ops.tab hipe/hipe_instrs.tab endif $(TTF_DIR)/beam_cold.h \ +$(TTF_DIR)/beam_warm.h \ $(TTF_DIR)/beam_hot.h \ $(TTF_DIR)/beam_opcodes.c \ $(TTF_DIR)/beam_opcodes.h \ @@ -867,17 +868,19 @@ RUN_OBJS += \ $(OBJDIR)/erl_bif_binary.o $(OBJDIR)/erl_ao_firstfit_alloc.o \ $(OBJDIR)/erl_thr_queue.o $(OBJDIR)/erl_sched_spec_pre_alloc.o \ $(OBJDIR)/erl_ptab.o $(OBJDIR)/erl_map.o \ - $(OBJDIR)/erl_msacc.o $(OBJDIR)/erl_lock_flags.o + $(OBJDIR)/erl_msacc.o $(OBJDIR)/erl_lock_flags.o \ + $(OBJDIR)/erl_io_queue.o LTTNG_OBJS = $(OBJDIR)/erlang_lttng.o -NIF_OBJS = $(OBJDIR)/erl_tracer_nif.o +NIF_OBJS = \ + $(OBJDIR)/erl_tracer_nif.o \ + $(OBJDIR)/zlib_nif.o ifeq ($(TARGET),win32) DRV_OBJS = \ $(OBJDIR)/registry_drv.o \ $(OBJDIR)/efile_drv.o \ $(OBJDIR)/inet_drv.o \ - $(OBJDIR)/zlib_drv.o \ $(OBJDIR)/ram_file_drv.o \ $(OBJDIR)/ttsl_drv.o OS_OBJS = \ @@ -907,7 +910,6 @@ OS_OBJS = \ DRV_OBJS = \ $(OBJDIR)/efile_drv.o \ $(OBJDIR)/inet_drv.o \ - $(OBJDIR)/zlib_drv.o \ $(OBJDIR)/ram_file_drv.o \ $(OBJDIR)/ttsl_drv.o endif diff --git a/erts/emulator/beam/arith_instrs.tab b/erts/emulator/beam/arith_instrs.tab index 67cd7c6a2a..7c9cd47e28 100644 --- a/erts/emulator/beam/arith_instrs.tab +++ b/erts/emulator/beam/arith_instrs.tab @@ -28,7 +28,7 @@ OUTLINED_ARITH_2(Fail, Live, Name, BIF, Op1, Op2, Dst) { result = erts_gc_$Name (c_p, reg, live); HEAVY_SWAPIN; ERTS_HOLE_CHECK(c_p); - if (is_value(result)) { + if (ERTS_LIKELY(is_value(result))) { $REFRESH_GEN_DEST(); $Dst = result; $NEXT0(); @@ -49,10 +49,10 @@ plus.fetch(Op1, Op2) { } plus.execute(Fail, Live, Dst) { - if (is_both_small(PlusOp1, PlusOp2)) { + if (ERTS_LIKELY(is_both_small(PlusOp1, PlusOp2))) { Sint i = signed_val(PlusOp1) + signed_val(PlusOp2); ASSERT(MY_IS_SSMALL(i) == IS_SSMALL(i)); - if (MY_IS_SSMALL(i)) { + if (ERTS_LIKELY(MY_IS_SSMALL(i))) { $Dst = make_small(i); $NEXT0(); } @@ -72,10 +72,10 @@ minus.fetch(Op1, Op2) { } minus.execute(Fail, Live, Dst) { - if (is_both_small(MinusOp1, MinusOp2)) { + if (ERTS_LIKELY(is_both_small(MinusOp1, MinusOp2))) { Sint i = signed_val(MinusOp1) - signed_val(MinusOp2); ASSERT(MY_IS_SSMALL(i) == IS_SSMALL(i)); - if (MY_IS_SSMALL(i)) { + if (ERTS_LIKELY(MY_IS_SSMALL(i))) { $Dst = make_small(i); $NEXT0(); } @@ -98,10 +98,10 @@ increment.fetch(Src) { increment.execute(IncrementVal, Live, Dst) { increment_val = $IncrementVal; - if (is_small(increment_reg_val)) { + if (ERTS_LIKELY(is_small(increment_reg_val))) { Sint i = signed_val(increment_reg_val) + increment_val; ASSERT(MY_IS_SSMALL(i) == IS_SSMALL(i)); - if (MY_IS_SSMALL(i)) { + if (ERTS_LIKELY(MY_IS_SSMALL(i))) { $Dst = make_small(i); $NEXT0(); } @@ -113,7 +113,7 @@ increment.execute(IncrementVal, Live, Dst) { result = erts_gc_mixed_plus(c_p, reg, live); HEAVY_SWAPIN; ERTS_HOLE_CHECK(c_p); - if (is_value(result)) { + if (ERTS_LIKELY(is_value(result))) { $REFRESH_GEN_DEST(); $Dst = result; $NEXT0(); @@ -137,12 +137,12 @@ i_m_div(Fail, Live, Op1, Op2, Dst) { i_int_div(Fail, Live, Op1, Op2, Dst) { Eterm op1 = $Op1; Eterm op2 = $Op2; - if (op2 == SMALL_ZERO) { + if (ERTS_UNLIKELY(op2 == SMALL_ZERO)) { c_p->freason = BADARITH; $BIF_ERROR_ARITY_2($Fail, BIF_intdiv_2, op1, op2); - } else if (is_both_small(op1, op2)) { + } else if (ERTS_LIKELY(is_both_small(op1, op2))) { Sint ires = signed_val(op1) / signed_val(op2); - if (MY_IS_SSMALL(ires)) { + if (ERTS_LIKELY(MY_IS_SSMALL(ires))) { $Dst = make_small(ires); $NEXT0(); } @@ -162,15 +162,15 @@ rem.fetch(Src1, Src2) { } rem.execute(Fail, Live, Dst) { - if (RemOp2 == SMALL_ZERO) { - c_p->freason = BADARITH; - $BIF_ERROR_ARITY_2($Fail, BIF_rem_2, RemOp1, RemOp2); - } else if (is_both_small(RemOp1, RemOp2)) { - $Dst = make_small(signed_val(RemOp1) % signed_val(RemOp2)); - $NEXT0(); - } else { - $OUTLINED_ARITH_2($Fail, $Live, int_rem, BIF_rem_2, RemOp1, RemOp2, $Dst); - } + if (ERTS_UNLIKELY(RemOp2 == SMALL_ZERO)) { + c_p->freason = BADARITH; + $BIF_ERROR_ARITY_2($Fail, BIF_rem_2, RemOp1, RemOp2); + } else if (ERTS_LIKELY(is_both_small(RemOp1, RemOp2))) { + $Dst = make_small(signed_val(RemOp1) % signed_val(RemOp2)); + $NEXT0(); + } else { + $OUTLINED_ARITH_2($Fail, $Live, int_rem, BIF_rem_2, RemOp1, RemOp2, $Dst); + } } i_band := band.fetch.execute; @@ -185,7 +185,7 @@ band.fetch(Src1, Src2) { } band.execute(Fail, Live, Dst) { - if (is_both_small(BandOp1, BandOp2)) { + if (ERTS_LIKELY(is_both_small(BandOp1, BandOp2))) { /* * No need to untag -- TAG & TAG == TAG. */ @@ -196,7 +196,7 @@ band.execute(Fail, Live, Dst) { } i_bor(Fail, Live, Src1, Src2, Dst) { - if (is_both_small($Src1, $Src2)) { + if (ERTS_LIKELY(is_both_small($Src1, $Src2))) { /* * No need to untag -- TAG | TAG == TAG. */ @@ -207,7 +207,7 @@ i_bor(Fail, Live, Src1, Src2, Dst) { } i_bxor(Fail, Live, Src1, Src2, Dst) { - if (is_both_small($Src1, $Src2)) { + if (ERTS_LIKELY(is_both_small($Src1, $Src2))) { /* * TAG ^ TAG == 0. * @@ -232,7 +232,7 @@ shift.setup_bsr(Src1, Src2) { Op1 = $Src1; Op2 = $Src2; shift_left_count = 0; - if (is_small(Op2)) { + if (ERTS_LIKELY(is_small(Op2))) { shift_left_count = -signed_val(Op2); } else if (is_big(Op2)) { /* @@ -248,7 +248,7 @@ shift.setup_bsl(Src1, Src2) { Op1 = $Src1; Op2 = $Src2; shift_left_count = 0; - if (is_small(Op2)) { + if (ERTS_LIKELY(is_small(Op2))) { shift_left_count = signed_val(Op2); } else if (is_big(Op2)) { if (bignum_header_is_neg(*big_val(Op2))) { @@ -271,10 +271,10 @@ shift.setup_bsl(Src1, Src2) { shift.execute(Fail, Live, Dst) { Uint big_words_needed; - if (is_small(Op1)) { + if (ERTS_LIKELY(is_small(Op1))) { Sint int_res = signed_val(Op1); - if (shift_left_count == 0 || int_res == 0) { - if (is_not_integer(Op2)) { + if (ERTS_UNLIKELY(shift_left_count == 0 || int_res == 0)) { + if (ERTS_UNLIKELY(is_not_integer(Op2))) { goto shift_error; } if (int_res == 0) { @@ -343,7 +343,7 @@ shift.execute(Fail, Live, Dst) { HTOP += bignum_header_arity(*HTOP) + 1; } HEAP_SPACE_VERIFIED(0); - if (is_nil(Op1)) { + if (ERTS_UNLIKELY(is_nil(Op1))) { /* * This result must have been only slighty larger * than allowed since it wasn't caught by the @@ -381,7 +381,7 @@ shift.execute(Fail, Live, Dst) { i_int_bnot(Fail, Src, Live, Dst) { Eterm bnot_val = $Src; - if (is_small(bnot_val)) { + if (ERTS_LIKELY(is_small(bnot_val))) { bnot_val = make_small(~signed_val(bnot_val)); } else { Uint live = $Live; @@ -390,7 +390,7 @@ i_int_bnot(Fail, Src, Live, Dst) { bnot_val = erts_gc_bnot(c_p, reg, live); HEAVY_SWAPIN; ERTS_HOLE_CHECK(c_p); - if (is_nil(bnot_val)) { + if (ERTS_UNLIKELY(is_nil(bnot_val))) { $BIF_ERROR_ARITY_1($Fail, BIF_bnot_1, reg[live]); } $REFRESH_GEN_DEST(); diff --git a/erts/emulator/beam/atom.c b/erts/emulator/beam/atom.c index 1b691386eb..bbe1cb3e11 100644 --- a/erts/emulator/beam/atom.c +++ b/erts/emulator/beam/atom.c @@ -136,7 +136,7 @@ atom_hash(Atom* obj) while(len--) { v = *p++; /* latin1 clutch for r16 */ - if ((v & 0xFE) == 0xC2 && (*p & 0xC0) == 0x80) { + if (len && (v & 0xFE) == 0xC2 && (*p & 0xC0) == 0x80) { v = (v << 6) | (*p & 0x3F); p++; len--; } diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names index a44d23b181..fc55b687d4 100644 --- a/erts/emulator/beam/atom.names +++ b/erts/emulator/beam/atom.names @@ -217,6 +217,8 @@ atom discard atom display_items atom dist atom dist_cmd +atom dist_ctrl_put_data +atom dist_data atom Div='/' atom div atom dlink diff --git a/erts/emulator/beam/beam_debug.c b/erts/emulator/beam/beam_debug.c index 49414ae8fc..21e295c63a 100644 --- a/erts/emulator/beam/beam_debug.c +++ b/erts/emulator/beam/beam_debug.c @@ -489,6 +489,14 @@ print_op(fmtfn_t to, void *to_arg, int op, int size, BeamInstr* addr) case 'n': /* Nil */ erts_print(to, to_arg, "[]"); break; + case 'S': /* Register */ + { + Uint reg_type = (*ap & 1) ? 'y' : 'x'; + Uint n = ap[0] / sizeof(Eterm); + erts_print(to, to_arg, "%c(%d)", reg_type, n); + ap++; + break; + } case 's': /* Any source (tagged constant or register) */ tag = loader_tag(*ap); if (tag == LOADER_X_REG) { diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 2c37dc42b3..55990362ff 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -107,10 +107,6 @@ do { \ # define CHECK_ARGS(T) #endif -#ifndef MAX -#define MAX(x, y) (((x) > (y)) ? (x) : (y)) -#endif - #define GET_BIF_MODULE(p) (p->info.mfa.module) #define GET_BIF_FUNCTION(p) (p->info.mfa.function) #define GET_BIF_ARITY(p) (p->info.mfa.arity) @@ -392,9 +388,8 @@ static BeamInstr* call_error_handler(Process* p, ErtsCodeMFA* mfa, Eterm* reg, Eterm func) NOINLINE; static BeamInstr* fixed_apply(Process* p, Eterm* reg, Uint arity, BeamInstr *I, Uint offs) NOINLINE; -static BeamInstr* apply(Process* p, Eterm module, Eterm function, - Eterm args, Eterm* reg, - BeamInstr *I, Uint offs) NOINLINE; +static BeamInstr* apply(Process* p, Eterm* reg, + BeamInstr *I, Uint offs) NOINLINE; static BeamInstr* call_fun(Process* p, int arity, Eterm* reg, Eterm args) NOINLINE; static BeamInstr* apply_fun(Process* p, Eterm fun, @@ -439,6 +434,12 @@ init_emulator(void) # define REG_stop asm("%l3") # define REG_I asm("%l4") # define REG_fcalls asm("%l5") +#elif defined(__GNUC__) && defined(__amd64__) && !defined(DEBUG) +# define REG_xregs asm("%r12") +# define REG_htop +# define REG_stop asm("%r13") +# define REG_I asm("%rbx") +# define REG_fcalls asm("%r14") #else # define REG_xregs # define REG_htop @@ -644,7 +645,7 @@ void process_main(Eterm * x_reg_array, FloatDef* f_reg_array) * Note: c_p->arity must be set to reflect the number of useful terms in * c_p->arg_reg before calling the scheduler. */ - if (!init_done) { + if (ERTS_UNLIKELY(!init_done)) { /* This should only be reached during the init phase when only the main * process is running. I.e. there is no race for init_done. */ @@ -870,6 +871,8 @@ void process_main(Eterm * x_reg_array, FloatDef* f_reg_array) goto do_schedule1; } +#include "beam_warm.h" + OpCase(normal_exit): { SWAPOUT; c_p->freason = EXC_NORMAL; @@ -2174,13 +2177,14 @@ apply_bif_error_adjustment(Process *p, Export *ep, } static BeamInstr* -apply( -Process* p, Eterm module, Eterm function, Eterm args, Eterm* reg, -BeamInstr *I, Uint stack_offset) +apply(Process* p, Eterm* reg, BeamInstr *I, Uint stack_offset) { int arity; Export* ep; Eterm tmp; + Eterm module = reg[0]; + Eterm function = reg[1]; + Eterm args = reg[2]; /* * Check the arguments which should be of the form apply(Module, @@ -2297,8 +2301,9 @@ fixed_apply(Process* p, Eterm* reg, Uint arity, if (is_not_atom(module)) goto error; /* Handle apply of apply/3... */ - if (module == am_erlang && function == am_apply && arity == 3) - return apply(p, reg[0], reg[1], reg[2], reg, I, stack_offset); + if (module == am_erlang && function == am_apply && arity == 3) { + return apply(p, reg, I, stack_offset); + } /* * Get the index into the export table, or failing that the export @@ -2319,10 +2324,13 @@ fixed_apply(Process* p, Eterm* reg, Uint arity, } int -erts_hibernate(Process* c_p, Eterm module, Eterm function, Eterm args, Eterm* reg) +erts_hibernate(Process* c_p, Eterm* reg) { int arity; Eterm tmp; + Eterm module = reg[0]; + Eterm function = reg[1]; + Eterm args = reg[2]; if (is_not_atom(module) || is_not_atom(function)) { /* diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index 9ff32e30f3..7d3a19ff86 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -2034,30 +2034,10 @@ load_code(LoaderState* stp) case 0: /* Floating point number. * Not generated by the compiler in R16B and later. + * (The literal pool is used instead.) */ - { - Eterm* hp; -#if !defined(ARCH_64) - Uint high, low; -# endif - last_op->a[arg].val = new_literal(stp, &hp, - FLOAT_SIZE_OBJECT); - hp[0] = HEADER_FLONUM; - last_op->a[arg].type = TAG_q; -#if defined(ARCH_64) - GetInt(stp, 8, hp[1]); -# else - GetInt(stp, 4, high); - GetInt(stp, 4, low); - if (must_swap_floats) { - Uint t = high; - high = low; - low = t; - } - hp[1] = high; - hp[2] = low; -# endif - } + LoadError0(stp, "please re-compile this module with an " + ERLANG_OTP_RELEASE " compiler"); break; case 1: /* List. */ if (arg+1 != arity) { @@ -5372,12 +5352,15 @@ get_tag_and_value(LoaderState* stp, Uint len_code, { Uint count; Sint val; - byte default_buf[128]; - byte* bigbuf = default_buf; + byte default_byte_buf[128]; + byte* byte_buf = default_byte_buf; + Eterm default_big_buf[128/sizeof(Eterm)]; + Eterm* big_buf = default_big_buf; + Eterm tmp_big; byte* s; int i; int neg = 0; - Uint arity; + Uint words_needed; Eterm* hp; /* @@ -5454,8 +5437,11 @@ get_tag_and_value(LoaderState* stp, Uint len_code, *result = val; return TAG_i; } else { - *result = new_literal(stp, &hp, BIG_UINT_HEAP_SIZE); - (void) small_to_big(val, hp); + tmp_big = small_to_big(val, big_buf); + if (!find_literal(stp, tmp_big, result)) { + *result = new_literal(stp, &hp, BIG_UINT_HEAP_SIZE); + sys_memcpy(hp, big_buf, BIG_UINT_HEAP_SIZE*sizeof(Eterm)); + } return TAG_q; } } @@ -5465,8 +5451,8 @@ get_tag_and_value(LoaderState* stp, Uint len_code, * (including margin). */ - if (count+8 > sizeof(default_buf)) { - bigbuf = erts_alloc(ERTS_ALC_T_LOADER_TMP, count+8); + if (count+8 > sizeof(default_byte_buf)) { + byte_buf = erts_alloc(ERTS_ALC_T_LOADER_TMP, count+8); } /* @@ -5475,20 +5461,20 @@ get_tag_and_value(LoaderState* stp, Uint len_code, GetString(stp, s, count); for (i = 0; i < count; i++) { - bigbuf[count-i-1] = *s++; + byte_buf[count-i-1] = *s++; } /* * Check if the number is negative, and negate it if so. */ - if ((bigbuf[count-1] & 0x80) != 0) { + if ((byte_buf[count-1] & 0x80) != 0) { unsigned carry = 1; neg = 1; for (i = 0; i < count; i++) { - bigbuf[i] = ~bigbuf[i] + carry; - carry = (bigbuf[i] == 0 && carry == 1); + byte_buf[i] = ~byte_buf[i] + carry; + carry = (byte_buf[i] == 0 && carry == 1); } ASSERT(carry == 0); } @@ -5497,33 +5483,52 @@ get_tag_and_value(LoaderState* stp, Uint len_code, * Align to word boundary. */ - if (bigbuf[count-1] == 0) { + if (byte_buf[count-1] == 0) { count--; } - if (bigbuf[count-1] == 0) { + if (byte_buf[count-1] == 0) { LoadError0(stp, "bignum not normalized"); } while (count % sizeof(Eterm) != 0) { - bigbuf[count++] = 0; + byte_buf[count++] = 0; } /* - * Allocate heap space for the bignum and copy it. + * Convert to a bignum. */ - arity = count/sizeof(Eterm); - *result = new_literal(stp, &hp, arity+1); - if (is_nil(bytes_to_big(bigbuf, count, neg, hp))) - goto load_error; + words_needed = count/sizeof(Eterm) + 1; + if (words_needed*sizeof(Eterm) > sizeof(default_big_buf)) { + big_buf = erts_alloc(ERTS_ALC_T_LOADER_TMP, words_needed*sizeof(Eterm)); + } + tmp_big = bytes_to_big(byte_buf, count, neg, big_buf); + if (is_nil(tmp_big)) { + goto load_error; + } + + /* + * Create a literal if there is no previous literal with the same value. + */ - if (bigbuf != default_buf) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) bigbuf); + if (!find_literal(stp, tmp_big, result)) { + *result = new_literal(stp, &hp, words_needed); + sys_memcpy(hp, big_buf, words_needed*sizeof(Eterm)); + } + + if (byte_buf != default_byte_buf) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) byte_buf); + } + if (big_buf != default_big_buf) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) big_buf); } return TAG_q; load_error: - if (bigbuf != default_buf) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) bigbuf); + if (byte_buf != default_byte_buf) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) byte_buf); + } + if (big_buf != default_big_buf) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) big_buf); } return -1; } diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 7e26af5abd..ded6c6f1a4 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -437,7 +437,6 @@ BIF_RETTYPE demonitor(Process *c_p, Eterm ref, Eterm *multip) ErtsMonitor *mon = NULL; /* The monitor entry to delete */ Eterm to = NIL; /* Monitor link traget */ DistEntry *dep = NULL; /* Target's distribution entry */ - int deref_de = 0; BIF_RETTYPE res = am_false; int unlock_link = 1; @@ -467,8 +466,6 @@ BIF_RETTYPE demonitor(Process *c_p, Eterm ref, Eterm *multip) ASSERT(is_node_name_atom(to)); dep = erts_sysname_to_connected_dist_entry(to); ASSERT(dep != erts_this_dist_entry); - if (dep) - deref_de = 1; } else if (is_port(to)) { if (port_dist_entry(to) != erts_this_dist_entry) { goto badarg; @@ -486,11 +483,6 @@ BIF_RETTYPE demonitor(Process *c_p, Eterm ref, Eterm *multip) unlock_link = 0; } else { /* Local monitor */ - if (deref_de) { - deref_de = 0; - erts_deref_dist_entry(dep); - } - dep = NULL; demonitor_local_process(c_p, ref, to, &res); } break; @@ -505,11 +497,6 @@ done: if (unlock_link) erts_proc_unlock(c_p, ERTS_PROC_LOCK_LINK); - if (deref_de) { - ASSERT(dep); - erts_deref_dist_entry(dep); - } - ERTS_LC_ASSERT(ERTS_PROC_LOCK_MAIN == erts_proc_lc_my_proc_locks(c_p)); BIF_RET(res); } @@ -844,7 +831,6 @@ BIF_RETTYPE monitor_2(BIF_ALIST_2) Eterm target = BIF_ARG_2; BIF_RETTYPE ret; DistEntry *dep = NULL; - int deref_de = 0; /* Only process monitors are implemented */ switch (BIF_ARG_1) { @@ -904,21 +890,14 @@ local_port: } dep = erts_sysname_to_connected_dist_entry(remote_node); if (dep == erts_this_dist_entry) { - deref_de = 1; ret = local_name_monitor(BIF_P, BIF_ARG_1, name); } else { - if (dep) - deref_de = 1; ret = remote_monitor(BIF_P, BIF_ARG_1, BIF_ARG_2, dep, name, 1); } } else { badarg: ERTS_BIF_PREP_ERROR(ret, BIF_P, BADARG); } - if (deref_de) { - deref_de = 0; - erts_deref_dist_entry(dep); - } return ret; } @@ -1271,7 +1250,11 @@ BIF_RETTYPE hibernate_3(BIF_ALIST_3) */ Eterm reg[3]; - if (erts_hibernate(BIF_P, BIF_ARG_1, BIF_ARG_2, BIF_ARG_3, reg)) { + reg[0] = BIF_ARG_1; + reg[1] = BIF_ARG_2; + reg[2] = BIF_ARG_3; + + if (erts_hibernate(BIF_P, reg)) { /* * If hibernate succeeded, TRAP. The process will be wait in a * hibernated state if its state is inactive (!ERTS_PSFLG_ACTIVE); @@ -2000,6 +1983,7 @@ static Sint remote_send(Process *p, DistEntry *dep, ASSERT(is_atom(to) || is_external_pid(to)); + ctx->dep = dep; code = erts_dsig_prepare(&ctx->dsd, dep, p, ERTS_DSP_NO_LOCK, !ctx->suspend); switch (code) { case ERTS_DSIG_PREP_NOT_ALIVE: @@ -2201,7 +2185,6 @@ do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext *ctx) if (dep == erts_this_dist_entry) { Eterm id; - erts_deref_dist_entry(dep); if (IS_TRACED_FL(p, F_TRACE_SEND)) trace_send(p, to, msg); if (ERTS_PROC_GET_SAVED_CALLS_BUF(p)) @@ -2224,11 +2207,9 @@ do_send(Process *p, Eterm to, Eterm msg, Eterm *refp, ErtsSendContext *ctx) } ret = remote_send(p, dep, tp[1], to, msg, ctx); - if (ret != SEND_YIELD_CONTINUE) { - if (dep) { - erts_deref_dist_entry(dep); - } - } else { + if (ret == SEND_YIELD_CONTINUE) { + if (dep) + erts_ref_dist_entry(dep); ctx->dep_to_deref = dep; } return ret; @@ -4164,7 +4145,6 @@ BIF_RETTYPE list_to_pid_1(BIF_ALIST_1) goto bad; if(dep == erts_this_dist_entry) { - erts_deref_dist_entry(dep); BIF_RET(make_internal_pid(make_pid_data(c, b))); } else { @@ -4184,13 +4164,10 @@ BIF_RETTYPE list_to_pid_1(BIF_ALIST_1) etp->data.ui[0] = make_pid_data(c, b); MSO(BIF_P).first = (struct erl_off_heap_header*) etp; - erts_deref_dist_entry(dep); BIF_RET(make_external_pid(etp)); } bad: - if (dep) - erts_deref_dist_entry(dep); if (buf) erts_free(ERTS_ALC_T_TMP, (void *) buf); BIF_ERROR(BIF_P, BADARG); @@ -4235,7 +4212,6 @@ BIF_RETTYPE list_to_port_1(BIF_ALIST_1) goto bad; if(dep == erts_this_dist_entry) { - erts_deref_dist_entry(dep); BIF_RET(make_internal_port(p)); } else { @@ -4255,13 +4231,10 @@ BIF_RETTYPE list_to_port_1(BIF_ALIST_1) etp->data.ui[0] = p; MSO(BIF_P).first = (struct erl_off_heap_header*) etp; - erts_deref_dist_entry(dep); BIF_RET(make_external_port(etp)); } bad: - if (dep) - erts_deref_dist_entry(dep); BIF_ERROR(BIF_P, BADARG); } @@ -4381,12 +4354,9 @@ BIF_RETTYPE list_to_ref_1(BIF_ALIST_1) res = make_external_ref(etp); } - erts_deref_dist_entry(dep); BIF_RET(res); bad: - if (dep) - erts_deref_dist_entry(dep); BIF_ERROR(BIF_P, BADARG); } diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab index 962b00ae7b..f7b4451890 100644 --- a/erts/emulator/beam/bif.tab +++ b/erts/emulator/beam/bif.tab @@ -154,6 +154,12 @@ bif erlang:spawn_opt/1 bif erlang:setnode/2 bif erlang:setnode/3 bif erlang:dist_exit/3 +bif erlang:dist_get_stat/1 +bif erlang:dist_ctrl_input_handler/2 +bif erlang:dist_ctrl_put_data/2 +bif erlang:dist_ctrl_get_data/1 +bif erlang:dist_ctrl_get_data_notification/1 + # Static native functions in erts_internal bif erts_internal:port_info/1 @@ -679,3 +685,9 @@ bif math:ceil/1 bif math:fmod/2 bif os:set_signal/2 bif erts_internal:maps_to_list/2 + +# +# New in 20.1 +# + +bif erlang:iolist_to_iovec/1 diff --git a/erts/emulator/beam/bif_instrs.tab b/erts/emulator/beam/bif_instrs.tab index 5aa0523e06..3c95113907 100644 --- a/erts/emulator/beam/bif_instrs.tab +++ b/erts/emulator/beam/bif_instrs.tab @@ -45,7 +45,7 @@ CALL_GUARD_BIF(BF, TmpReg, Dst) { ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; ERTS_DBG_CHK_REDS(c_p, FCALLS); - if (is_value(result)) { + if (ERTS_LIKELY(is_value(result))) { $Dst = result; $NEXT0(); } @@ -145,12 +145,12 @@ i_gc_bif1(Fail, Bif, Src, Live, Dst) { ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; ERTS_DBG_CHK_REDS(c_p, FCALLS); - if (is_value(result)) { + if (ERTS_LIKELY(is_value(result))) { $REFRESH_GEN_DEST(); $Dst = result; $NEXT0(); } - if ($Fail != 0) { /* Handle error in guard. */ + if (ERTS_LIKELY($Fail != 0)) { /* Handle error in guard. */ $NEXT($Fail); } @@ -195,13 +195,13 @@ i_gc_bif2(Fail, Bif, Live, Src1, Src2, Dst) { ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; ERTS_DBG_CHK_REDS(c_p, FCALLS); - if (is_value(result)) { + if (ERTS_LIKELY(is_value(result))) { $REFRESH_GEN_DEST(); $Dst = result; $NEXT0(); } - if ($Fail != 0) { /* Handle error in guard. */ + if (ERTS_LIKELY($Fail != 0)) { /* Handle error in guard. */ $NEXT($Fail); } @@ -249,14 +249,14 @@ i_gc_bif3(Fail, Bif, Live, Src2, Src3, Dst) { ERTS_HOLE_CHECK(c_p); FCALLS = c_p->fcalls; ERTS_DBG_CHK_REDS(c_p, FCALLS); - if (is_value(result)) { + if (ERTS_LIKELY(is_value(result))) { $REFRESH_GEN_DEST(); $Dst = result; $NEXT0(); } /* Handle error in guard. */ - if ($Fail != 0) { + if (ERTS_LIKELY($Fail != 0)) { $NEXT($Fail); } @@ -325,7 +325,7 @@ call_bif(Exp) { ERTS_MSACC_UPDATE_CACHE_X(); } ERTS_MSACC_SET_STATE_CACHED_M_X(ERTS_MSACC_STATE_EMULATOR); - if (is_value(result)) { + if (ERTS_LIKELY(is_value(result))) { r(0) = result; CHECK_TERM(r(0)); $NEXT0(); @@ -370,7 +370,7 @@ send() { PROCESS_MAIN_CHK_LOCKS(c_p); HTOP = HEAP_TOP(c_p); FCALLS = c_p->fcalls; - if (is_value(result)) { + if (ERTS_LIKELY(is_value(result))) { r(0) = result; CHECK_TERM(r(0)); } else if (c_p->freason == TRAP) { @@ -520,7 +520,7 @@ nif_bif.epilogue() { SWAPIN; /* There might have been a garbage collection. */ FCALLS = c_p->fcalls; ERTS_DBG_CHK_REDS(c_p, FCALLS); - if (is_value(nif_bif_result)) { + if (ERTS_LIKELY(is_value(nif_bif_result))) { r(0) = nif_bif_result; CHECK_TERM(r(0)); SET_I(c_p->cp); diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index 491c4d378e..bc168fc58d 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -121,7 +121,7 @@ Export* dexit_trap = NULL; Export* dmonitor_p_trap = NULL; /* local variables */ - +static Export *dist_ctrl_put_data_trap; /* forward declarations */ @@ -156,9 +156,7 @@ create_cache(DistEntry *dep) int i; ErtsAtomCache *cp; - ERTS_LC_ASSERT( - is_internal_port(dep->cid) - && erts_lc_is_port_locked(erts_port_lookup_raw(dep->cid))); + ERTS_LC_ASSERT(is_nil(dep->cid)); ASSERT(!dep->cache); dep->cache = cp = (ErtsAtomCache*) erts_alloc(ERTS_ALC_T_DCACHE, @@ -176,11 +174,13 @@ Uint erts_dist_cache_size(void) } static ErtsProcList * -get_suspended_on_de(DistEntry *dep, Uint32 unset_qflgs) +get_suspended_on_de(DistEntry *dep, erts_aint32_t unset_qflgs) { + erts_aint32_t qflgs; ERTS_LC_ASSERT(erts_lc_mtx_is_locked(&dep->qlock)); - dep->qflgs &= ~unset_qflgs; - if (dep->qflgs & ERTS_DE_QFLG_EXIT) { + qflgs = erts_atomic32_read_band_acqb(&dep->qflgs, ~unset_qflgs); + qflgs &= ~unset_qflgs; + if (qflgs & ERTS_DE_QFLG_EXIT) { /* No resume when exit has been scheduled */ return NULL; } @@ -446,7 +446,35 @@ inc_no_nodes(void) #endif erts_atomic_inc_mb(&no_nodes); } - + +static void +kill_dist_ctrl_proc(void *vpid) +{ + Eterm pid = (Eterm) vpid; + ErtsProcLocks rp_locks = ERTS_PROC_LOCKS_XSIG_SEND; + Process *rp = erts_pid2proc(NULL, 0, pid, rp_locks); + if (rp) { + erts_send_exit_signal(NULL, rp->common.id, rp, &rp_locks, + am_kill, NIL, NULL, 0); + if (rp_locks) + erts_proc_unlock(rp, rp_locks); + } +} + +static void +schedule_kill_dist_ctrl_proc(Eterm pid) +{ + ErtsSchedulerData *esdp = erts_get_scheduler_data(); + int sched_id = 1; + if (!esdp || ERTS_SCHEDULER_IS_DIRTY(esdp)) + sched_id = 1; + else + sched_id = (int) esdp->no; + erts_schedule_misc_aux_work(sched_id, + kill_dist_ctrl_proc, + (void *) (UWord) pid); +} + /* * proc is currently running or exiting process. */ @@ -456,58 +484,62 @@ int erts_do_net_exits(DistEntry *dep, Eterm reason) if (dep == erts_this_dist_entry) { /* Net kernel has died (clean up!!) */ DistEntry *tdep; - int no_dist_port = 0; + int no_dist_ctrl = 0; Eterm nd_reason = (reason == am_no_network ? am_no_network : am_net_kernel_terminated); erts_rwmtx_rlock(&erts_dist_table_rwmtx); for (tdep = erts_hidden_dist_entries; tdep; tdep = tdep->next) - no_dist_port++; + no_dist_ctrl++; for (tdep = erts_visible_dist_entries; tdep; tdep = tdep->next) - no_dist_port++; + no_dist_ctrl++; /* KILL all port controllers */ - if (no_dist_port == 0) + if (no_dist_ctrl == 0) erts_rwmtx_runlock(&erts_dist_table_rwmtx); else { Eterm def_buf[128]; int i = 0; - Eterm *dist_port; + Eterm *dist_ctrl; - if (no_dist_port <= sizeof(def_buf)/sizeof(def_buf[0])) - dist_port = &def_buf[0]; + if (no_dist_ctrl <= sizeof(def_buf)/sizeof(def_buf[0])) + dist_ctrl = &def_buf[0]; else - dist_port = erts_alloc(ERTS_ALC_T_TMP, - sizeof(Eterm)*no_dist_port); + dist_ctrl = erts_alloc(ERTS_ALC_T_TMP, + sizeof(Eterm)*no_dist_ctrl); for (tdep = erts_hidden_dist_entries; tdep; tdep = tdep->next) { - ASSERT(is_internal_port(tdep->cid)); - dist_port[i++] = tdep->cid; + ASSERT(is_internal_port(tdep->cid) || is_internal_pid(tdep->cid)); + dist_ctrl[i++] = tdep->cid; } for (tdep = erts_visible_dist_entries; tdep; tdep = tdep->next) { - ASSERT(is_internal_port(tdep->cid)); - dist_port[i++] = tdep->cid; + ASSERT(is_internal_port(tdep->cid) || is_internal_pid(tdep->cid)); + dist_ctrl[i++] = tdep->cid; } erts_rwmtx_runlock(&erts_dist_table_rwmtx); - for (i = 0; i < no_dist_port; i++) { - Port *prt = erts_port_lookup(dist_port[i], - ERTS_PORT_SFLGS_INVALID_LOOKUP); - if (!prt) - continue; - ASSERT(erts_atomic32_read_nob(&prt->state) - & ERTS_PORT_SFLG_DISTRIBUTION); - - erts_port_exit(NULL, ERTS_PORT_SIG_FLG_FORCE_SCHED, - prt, dist_port[i], nd_reason, NULL); + for (i = 0; i < no_dist_ctrl; i++) { + if (is_internal_pid(dist_ctrl[i])) + schedule_kill_dist_ctrl_proc(dist_ctrl[i]); + else { + Port *prt = erts_port_lookup(dist_ctrl[i], + ERTS_PORT_SFLGS_INVALID_LOOKUP); + if (prt) { + ASSERT(erts_atomic32_read_nob(&prt->state) + & ERTS_PORT_SFLG_DISTRIBUTION); + + erts_port_exit(NULL, ERTS_PORT_SIG_FLG_FORCE_SCHED, + prt, dist_ctrl[i], nd_reason, NULL); + } + } } - if (dist_port != &def_buf[0]) - erts_free(ERTS_ALC_T_TMP, dist_port); + if (dist_ctrl != &def_buf[0]) + erts_free(ERTS_ALC_T_TMP, dist_ctrl); } /* - * When last dist port exits, node will be taken + * When last dist ctrl exits, node will be taken * from alive to not alive. */ ASSERT(is_nil(nodedown.reason) && !nodedown.bp); @@ -524,7 +556,7 @@ int erts_do_net_exits(DistEntry *dep, Eterm reason) &nodedown.bp->off_heap); } } - else { /* Call from distribution port */ + else { /* Call from distribution controller (port/process) */ NetExitsContext nec = {dep}; ErtsLink *nlinks; ErtsLink *node_links; @@ -534,24 +566,23 @@ int erts_do_net_exits(DistEntry *dep, Eterm reason) erts_atomic_set_mb(&dep->dist_cmd_scheduled, 1); erts_de_rwlock(dep); - ERTS_LC_ASSERT(is_internal_port(dep->cid) - && erts_lc_is_port_locked(erts_port_lookup_raw(dep->cid))); + if (is_internal_port(dep->cid)) { + ERTS_LC_ASSERT(erts_lc_is_port_locked(erts_port_lookup_raw(dep->cid))); - if (erts_port_task_is_scheduled(&dep->dist_cmd)) - erts_port_task_abort(&dep->dist_cmd); + if (erts_port_task_is_scheduled(&dep->dist_cmd)) + erts_port_task_abort(&dep->dist_cmd); + } if (dep->status & ERTS_DE_SFLG_EXITING) { #ifdef DEBUG - erts_mtx_lock(&dep->qlock); - ASSERT(dep->qflgs & ERTS_DE_QFLG_EXIT); - erts_mtx_unlock(&dep->qlock); + ASSERT(erts_atomic32_read_nob(&dep->qflgs) & ERTS_DE_QFLG_EXIT); #endif } else { dep->status |= ERTS_DE_SFLG_EXITING; erts_mtx_lock(&dep->qlock); - ASSERT(!(dep->qflgs & ERTS_DE_QFLG_EXIT)); - dep->qflgs |= ERTS_DE_QFLG_EXIT; + ASSERT(!(erts_atomic32_read_nob(&dep->qflgs) & ERTS_DE_QFLG_EXIT)); + erts_atomic32_read_bor_relb(&dep->qflgs, ERTS_DE_QFLG_EXIT); erts_mtx_unlock(&dep->qlock); } @@ -616,6 +647,9 @@ void init_dist(void) dgroup_leader_trap = trap_function(am_dgroup_leader,2); dexit_trap = trap_function(am_dexit, 2); dmonitor_p_trap = trap_function(am_dmonitor_p, 2); + dist_ctrl_put_data_trap = erts_export_put(am_erts_internal, + am_dist_ctrl_put_data, + 2); } #define ErtsDistOutputBuf2Binary(OB) \ @@ -658,6 +692,8 @@ static void clear_dist_entry(DistEntry *dep) ErtsDistOutputBuf *obuf; erts_de_rwlock(dep); + erts_atomic_set_nob(&dep->input_handler, + (erts_aint_t) NIL); cache = dep->cache; dep->cache = NULL; @@ -671,6 +707,9 @@ static void clear_dist_entry(DistEntry *dep) erts_mtx_lock(&dep->qlock); + erts_atomic64_set_nob(&dep->in, 0); + erts_atomic64_set_nob(&dep->out, 0); + if (!dep->out_queue.last) obuf = dep->finalized_out_queue.first; else { @@ -678,8 +717,15 @@ static void clear_dist_entry(DistEntry *dep) obuf = dep->out_queue.first; } + if (dep->tmp_out_queue.first) { + dep->tmp_out_queue.last->next = obuf; + obuf = dep->tmp_out_queue.first; + } + dep->out_queue.first = NULL; dep->out_queue.last = NULL; + dep->tmp_out_queue.first = NULL; + dep->tmp_out_queue.last = NULL; dep->finalized_out_queue.first = NULL; dep->finalized_out_queue.last = NULL; dep->status = 0; @@ -704,8 +750,9 @@ static void clear_dist_entry(DistEntry *dep) if (obufsize) { erts_mtx_lock(&dep->qlock); - ASSERT(dep->qsize >= obufsize); - dep->qsize -= obufsize; + ASSERT(erts_atomic_read_nob(&dep->qsize) >= obufsize); + erts_atomic_add_nob(&dep->qsize, + (erts_aint_t) -obufsize); erts_mtx_unlock(&dep->qlock); } } @@ -904,11 +951,30 @@ erts_dsig_send_msg(Eterm remote, Eterm message, ErtsSendContext* ctx) } #endif - if (token != NIL) - ctl = TUPLE4(&ctx->ctl_heap[0], - make_small(DOP_SEND_TT), am_Empty, remote, token); - else - ctl = TUPLE3(&ctx->ctl_heap[0], make_small(DOP_SEND), am_Empty, remote); + if (token != NIL) { + Eterm el1, el2; + if (ctx->dep->flags & DFLAG_SEND_SENDER) { + el1 = make_small(DOP_SEND_SENDER_TT); + el2 = sender->common.id; + } + else { + el1 = make_small(DOP_SEND_TT); + el2 = am_Empty; + } + ctl = TUPLE4(&ctx->ctl_heap[0], el1, el2, remote, token); + } + else { + Eterm el1, el2; + if (ctx->dep->flags & DFLAG_SEND_SENDER) { + el1 = make_small(DOP_SEND_SENDER); + el2 = sender->common.id; + } + else { + el1 = make_small(DOP_SEND); + el2 = am_Empty; + } + ctl = TUPLE3(&ctx->ctl_heap[0], el1, el2, remote); + } DTRACE6(message_send, sender_name, receiver_name, msize, tok_label, tok_lastcnt, tok_serial); DTRACE7(message_send_remote, sender_name, node_name, receiver_name, @@ -1145,6 +1211,7 @@ int erts_net_message(Port *prt, ErtsLink *lnk; Uint tuple_arity; int res; + Uint32 connection_id; #ifdef ERTS_DIST_MSG_DBG ErlDrvSizeT orig_len = len; #endif @@ -1153,14 +1220,16 @@ int erts_net_message(Port *prt, ERTS_CHK_NO_PROC_LOCKS; - ERTS_LC_ASSERT(erts_lc_is_port_locked(prt)); + ERTS_LC_ASSERT(!prt || erts_lc_is_port_locked(prt)); if (!erts_is_alive) { UnUseTmpHeapNoproc(DIST_CTL_DEFAULT_SIZE); return 0; } - if (hlen != 0) - goto data_error; + + + ASSERT(hlen == 0); + if (len == 0) { /* HANDLE TICK !!! */ UnUseTmpHeapNoproc(DIST_CTL_DEFAULT_SIZE); return 0; @@ -1179,30 +1248,31 @@ int erts_net_message(Port *prt, len--; } - if (len == 0) { - PURIFY_MSG("data error"); - goto data_error; - } - - res = erts_prepare_dist_ext(&ede, t, len, dep, dep->cache); + res = erts_prepare_dist_ext(&ede, t, len, dep, dep->cache, &connection_id); - if (res >= 0) - res = ctl_len = erts_decode_dist_ext_size(&ede); - else { + switch (res) { + case ERTS_PREP_DIST_EXT_CLOSED: + return 0; /* Connection not alive; ignore signal... */ + case ERTS_PREP_DIST_EXT_FAILED: #ifdef ERTS_DIST_MSG_DBG erts_fprintf(stderr, "DIST MSG DEBUG: erts_prepare_dist_ext() failed:\n"); bw(buf, orig_len); #endif - ctl_len = 0; - } - - if (res < 0) { + goto data_error; + case ERTS_PREP_DIST_EXT_SUCCESS: + ctl_len = erts_decode_dist_ext_size(&ede); + if (ctl_len < 0) { #ifdef ERTS_DIST_MSG_DBG - erts_fprintf(stderr, "DIST MSG DEBUG: erts_decode_dist_ext_size(CTL) failed:\n"); - bw(buf, orig_len); + erts_fprintf(stderr, "DIST MSG DEBUG: erts_decode_dist_ext_size(CTL) failed:\n"); + bw(buf, orig_len); #endif - PURIFY_MSG("data error"); - goto data_error; + PURIFY_MSG("data error"); + goto data_error; + } + break; + default: + ERTS_INTERNAL_ERROR("Unexpected result from erts_prepare_dist_ext()"); + break; } if (ctl_len > DIST_CTL_DEFAULT_SIZE) { @@ -1233,6 +1303,7 @@ int erts_net_message(Port *prt, } token_size = 0; + token = NIL; switch (type = unsigned_val(tuple[1])) { case DOP_LINK: @@ -1462,38 +1533,52 @@ int erts_net_message(Port *prt, } break; + case DOP_SEND_SENDER_TT: { + Uint xsize; case DOP_SEND_TT: + if (tuple_arity != 4) { goto invalid_message; } - - token_size = size_object(tuple[4]); - /* Fall through ... */ + + token = tuple[4]; + token_size = size_object(token); + xsize = ERTS_HEAP_FRAG_SIZE(token_size); + goto send_common; + + case DOP_SEND_SENDER: case DOP_SEND: + + token = NIL; + xsize = 0; + if (tuple_arity != 3) + goto invalid_message; + + send_common: + /* - * There is intentionally no testing of the cookie (it is always '') - * from R9B and onwards. + * If DOP_SEND_SENDER or DOP_SEND_SENDER_TT element 2 contains + * the sender pid (i.e. DFLAG_SEND_SENDER is set); otherwise, + * the atom '' (empty cookie). */ + ASSERT((type == DOP_SEND_SENDER || type == DOP_SEND_SENDER_TT) + ? (is_pid(tuple[2]) && (dep->flags & DFLAG_SEND_SENDER)) + : tuple[2] == am_Empty); + #ifdef ERTS_DIST_MSG_DBG dist_msg_dbg(&ede, "MSG", buf, orig_len); #endif - if (type != DOP_SEND_TT && tuple_arity != 3) { - goto invalid_message; - } to = tuple[3]; if (is_not_pid(to)) { goto invalid_message; } rp = erts_proc_lookup(to); if (rp) { - Uint xsize = type == DOP_SEND ? 0 : ERTS_HEAP_FRAG_SIZE(token_size); ErtsProcLocks locks = 0; ErtsDistExternal *ede_copy; ede_copy = erts_make_dist_ext_copy(&ede, xsize); - if (type == DOP_SEND) { - token = NIL; - } else { + if (is_not_nil(token)) { ErlHeapFragment *heap_frag; ErlOffHeap *ohp; ASSERT(xsize); @@ -1501,15 +1586,15 @@ int erts_net_message(Port *prt, ERTS_INIT_HEAP_FRAG(heap_frag, token_size, token_size); hp = heap_frag->mem; ohp = &heap_frag->off_heap; - token = tuple[4]; token = copy_struct(token, token_size, &hp, ohp); } - erts_queue_dist_message(rp, locks, ede_copy, token, tuple[2]); + erts_queue_dist_message(rp, locks, ede_copy, token, am_Empty); if (locks) erts_proc_unlock(rp, locks); } break; + } case DOP_MONITOR_P_EXIT: { /* We are monitoring a process on the remote node which dies, we get @@ -1723,7 +1808,7 @@ decode_error: } data_error: UnUseTmpHeapNoproc(DIST_CTL_DEFAULT_SIZE); - erts_deliver_port_exit(prt, dep->cid, am_killed, 0, 1); + erts_kill_dist_connection(dep, connection_id); ERTS_CHK_NO_PROC_LOCKS; return -1; } @@ -1744,6 +1829,31 @@ static int dsig_send_ctl(ErtsDSigData* dsdp, Eterm ctl, int force_busy) return ret; } +static ERTS_INLINE void +notify_dist_data(Process *c_p, Eterm pid) +{ + Process *rp; + ErtsProcLocks rp_locks; + + ASSERT(erts_get_scheduler_data() + && !ERTS_SCHEDULER_IS_DIRTY(erts_get_scheduler_data())); + ASSERT(is_internal_pid(pid)); + + if (c_p && c_p->common.id == pid) { + rp = c_p; + rp_locks = ERTS_PROC_LOCK_MAIN; + } + else { + rp = erts_proc_lookup(pid); + rp_locks = 0; + } + + if (rp) { + ErtsMessage *mp = erts_alloc_message(0, NULL); + erts_queue_message(rp, rp_locks, mp, am_dist_data, am_system); + } +} + int erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) { @@ -1859,12 +1969,32 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) free_dist_obuf(ctx->obuf); } else { + Sint qsize; + erts_aint32_t qflgs; ErtsProcList *plp = NULL; + Eterm notify_proc = NIL; + Sint obsz = size_obuf(ctx->obuf); + erts_mtx_lock(&dep->qlock); - dep->qsize += size_obuf(ctx->obuf); - if (dep->qsize >= erts_dist_buf_busy_limit) - dep->qflgs |= ERTS_DE_QFLG_BUSY; - if (!ctx->force_busy && (dep->qflgs & ERTS_DE_QFLG_BUSY)) { + qsize = erts_atomic_add_read_nob(&dep->qsize, (erts_aint_t) obsz); + ASSERT(qsize >= obsz); + qflgs = erts_atomic32_read_nob(&dep->qflgs); + if (!(qflgs & ERTS_DE_QFLG_BUSY) && qsize >= erts_dist_buf_busy_limit) { + erts_atomic32_read_bor_relb(&dep->qflgs, ERTS_DE_QFLG_BUSY); + qflgs |= ERTS_DE_QFLG_BUSY; + } + if (qsize == obsz && (qflgs & ERTS_DE_QFLG_REQ_INFO)) { + /* Previously empty queue and info requested... */ + qflgs = erts_atomic32_read_band_mb(&dep->qflgs, + ~ERTS_DE_QFLG_REQ_INFO); + if (qflgs & ERTS_DE_QFLG_REQ_INFO) { + notify_proc = dep->cid; + ASSERT(is_internal_pid(notify_proc)); + } + /* else: requester will send itself the message... */ + qflgs &= ~ERTS_DE_QFLG_REQ_INFO; + } + if (!ctx->force_busy && (qflgs & ERTS_DE_QFLG_BUSY)) { erts_mtx_unlock(&dep->qlock); plp = erts_proclist_create(ctx->c_p); @@ -1881,7 +2011,8 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) dep->out_queue.last = ctx->obuf; if (!ctx->force_busy) { - if (!(dep->qflgs & ERTS_DE_QFLG_BUSY)) { + qflgs = erts_atomic32_read_nob(&dep->qflgs); + if (!(qflgs & ERTS_DE_QFLG_BUSY)) { if (suspended) resume = 1; /* was busy when we started, but isn't now */ #ifdef USE_VM_PROBES @@ -1906,8 +2037,11 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) } erts_mtx_unlock(&dep->qlock); - erts_schedule_dist_command(NULL, dep); + if (is_internal_port(dep->cid)) + erts_schedule_dist_command(NULL, dep); erts_de_runlock(dep); + if (is_internal_pid(notify_proc)) + notify_dist_data(ctx->c_p, notify_proc); if (resume) { erts_resume(ctx->c_p, ERTS_PROC_LOCK_MAIN); @@ -1961,16 +2095,20 @@ static Uint dist_port_command(Port *prt, ErtsDistOutputBuf *obuf) { int fpe_was_unmasked; - Uint size = obuf->ext_endp - obuf->extp; + ErlDrvSizeT size; + char *bufp; ERTS_CHK_NO_PROC_LOCKS; ERTS_LC_ASSERT(erts_lc_is_port_locked(prt)); - if (size > (Uint) INT_MAX) - erts_exit(ERTS_DUMP_EXIT, - "Absurdly large distribution output data buffer " - "(%beu bytes) passed.\n", - size); + if (!obuf) { + size = 0; + bufp = NULL; + } + else { + size = obuf->ext_endp - obuf->extp; + bufp = (char*) obuf->extp; + } #ifdef USE_VM_PROBES if (DTRACE_ENABLED(dist_output)) { @@ -1985,11 +2123,10 @@ dist_port_command(Port *prt, ErtsDistOutputBuf *obuf) remote_str, size); } #endif + prt->caller = NIL; fpe_was_unmasked = erts_block_fpe(); - (*prt->drv_ptr->output)((ErlDrvData) prt->drv_data, - (char*) obuf->extp, - (int) size); + (*prt->drv_ptr->output)((ErlDrvData) prt->drv_data, bufp, size); erts_unblock_fpe(fpe_was_unmasked); return size; } @@ -1998,7 +2135,7 @@ static Uint dist_port_commandv(Port *prt, ErtsDistOutputBuf *obuf) { int fpe_was_unmasked; - Uint size = obuf->ext_endp - obuf->extp; + ErlDrvSizeT size; SysIOVec iov[2]; ErlDrvBinary* bv[2]; ErlIOVec eiov; @@ -2006,25 +2143,33 @@ dist_port_commandv(Port *prt, ErtsDistOutputBuf *obuf) ERTS_CHK_NO_PROC_LOCKS; ERTS_LC_ASSERT(erts_lc_is_port_locked(prt)); - if (size > (Uint) INT_MAX) - erts_exit(ERTS_DUMP_EXIT, - "Absurdly large distribution output data buffer " - "(%beu bytes) passed.\n", - size); - iov[0].iov_base = NULL; iov[0].iov_len = 0; bv[0] = NULL; - iov[1].iov_base = obuf->extp; - iov[1].iov_len = size; - bv[1] = Binary2ErlDrvBinary(ErtsDistOutputBuf2Binary(obuf)); + if (!obuf) { + size = 0; + eiov.vsize = 1; + } + else { + size = obuf->ext_endp - obuf->extp; + eiov.vsize = 2; + + iov[1].iov_base = obuf->extp; + iov[1].iov_len = size; + bv[1] = Binary2ErlDrvBinary(ErtsDistOutputBuf2Binary(obuf)); + } - eiov.vsize = 2; eiov.size = size; eiov.iov = iov; eiov.binv = bv; + if (size > (Uint) INT_MAX) + erts_exit(ERTS_DUMP_EXIT, + "Absurdly large distribution output data buffer " + "(%beu bytes) passed.\n", + size); + ASSERT(prt->drv_ptr->outputv); #ifdef USE_VM_PROBES @@ -2072,7 +2217,7 @@ erts_dist_command(Port *prt, int reds_limit) Sint reds = ERTS_PORT_REDS_DIST_CMD_START; Uint32 status; Uint32 flags; - Sint obufsize = 0; + Sint qsize, obufsize = 0; ErtsDistOutputQueue oq, foq; DistEntry *dep = prt->dist_entry; Uint (*send)(Port *prt, ErtsDistOutputBuf *obuf); @@ -2081,9 +2226,6 @@ erts_dist_command(Port *prt, int reds_limit) ERTS_LC_ASSERT(erts_lc_is_port_locked(prt)); - erts_refc_inc(&dep->refc, 1); /* Otherwise dist_entry might be - removed if port command fails */ - erts_atomic_set_mb(&dep->dist_cmd_scheduled, 0); erts_de_rlock(dep); @@ -2094,7 +2236,6 @@ erts_dist_command(Port *prt, int reds_limit) if (status & ERTS_DE_SFLG_EXITING) { erts_deliver_port_exit(prt, prt->common.id, am_killed, 0, 1); - erts_deref_dist_entry(dep); return reds + ERTS_PORT_REDS_DIST_CMD_EXIT; } @@ -2128,20 +2269,20 @@ erts_dist_command(Port *prt, int reds_limit) if (!(sched_flags & ERTS_PTS_FLG_BUSY_PORT) && foq.first) { int preempt = 0; do { - Uint size; - ErtsDistOutputBuf *fob; - - size = (*send)(prt, foq.first); - esdp->io.out += (Uint64) size; + Uint size; + ErtsDistOutputBuf *fob; + size = (*send)(prt, foq.first); + erts_atomic64_inc_nob(&dep->out); + esdp->io.out += (Uint64) size; #ifdef ERTS_RAW_DIST_MSG_DBG - erts_fprintf(stderr, ">> "); - bw(foq.first->extp, size); + erts_fprintf(stderr, ">> "); + bw(foq.first->extp, size); #endif - reds += ERTS_PORT_REDS_DIST_CMD_DATA(size); - fob = foq.first; - obufsize += size_obuf(fob); - foq.first = foq.first->next; - free_dist_obuf(fob); + reds += ERTS_PORT_REDS_DIST_CMD_DATA(size); + fob = foq.first; + obufsize += size_obuf(fob); + foq.first = foq.first->next; + free_dist_obuf(fob); sched_flags = erts_atomic32_read_nob(&prt->sched.flags); preempt = reds > reds_limit || (sched_flags & ERTS_PTS_FLG_EXIT); if (sched_flags & ERTS_PTS_FLG_BUSY_PORT) @@ -2202,31 +2343,33 @@ erts_dist_command(Port *prt, int reds_limit) } } else { + int de_busy; int preempt = 0; while (oq.first && !preempt) { - ErtsDistOutputBuf *fob; - Uint size; - oq.first->extp - = erts_encode_ext_dist_header_finalize(oq.first->extp, - dep->cache, - flags); - reds += ERTS_PORT_REDS_DIST_CMD_FINALIZE; - if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) - *--oq.first->extp = PASS_THROUGH; /* Old node; 'pass through' - needed */ - ASSERT(&oq.first->data[0] <= oq.first->extp - && oq.first->extp < oq.first->ext_endp); - size = (*send)(prt, oq.first); - esdp->io.out += (Uint64) size; + ErtsDistOutputBuf *fob; + Uint size; + oq.first->extp + = erts_encode_ext_dist_header_finalize(oq.first->extp, + dep->cache, + flags); + reds += ERTS_PORT_REDS_DIST_CMD_FINALIZE; + if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) + *--oq.first->extp = PASS_THROUGH; /* Old node; 'pass through' + needed */ + ASSERT(&oq.first->data[0] <= oq.first->extp + && oq.first->extp < oq.first->ext_endp); + size = (*send)(prt, oq.first); + erts_atomic64_inc_nob(&dep->out); + esdp->io.out += (Uint64) size; #ifdef ERTS_RAW_DIST_MSG_DBG - erts_fprintf(stderr, ">> "); - bw(oq.first->extp, size); + erts_fprintf(stderr, ">> "); + bw(oq.first->extp, size); #endif - reds += ERTS_PORT_REDS_DIST_CMD_DATA(size); - fob = oq.first; - obufsize += size_obuf(fob); - oq.first = oq.first->next; - free_dist_obuf(fob); + reds += ERTS_PORT_REDS_DIST_CMD_DATA(size); + fob = oq.first; + obufsize += size_obuf(fob); + oq.first = oq.first->next; + free_dist_obuf(fob); sched_flags = erts_atomic32_read_nob(&prt->sched.flags); preempt = reds > reds_limit || (sched_flags & ERTS_PTS_FLG_EXIT); if ((sched_flags & ERTS_PTS_FLG_BUSY_PORT) && oq.first && !preempt) @@ -2255,12 +2398,13 @@ erts_dist_command(Port *prt, int reds_limit) * processes. */ erts_mtx_lock(&dep->qlock); - ASSERT(dep->qsize >= obufsize); - dep->qsize -= obufsize; + de_busy = !!(erts_atomic32_read_nob(&dep->qflgs) & ERTS_DE_QFLG_BUSY); + qsize = (Sint) erts_atomic_add_read_nob(&dep->qsize, + (erts_aint_t) -obufsize); + ASSERT(qsize >= 0); obufsize = 0; if (!(sched_flags & ERTS_PTS_FLG_BUSY_PORT) - && (dep->qflgs & ERTS_DE_QFLG_BUSY) - && dep->qsize < erts_dist_buf_busy_limit) { + && de_busy && qsize < erts_dist_buf_busy_limit) { ErtsProcList *suspendees; int resumed; suspendees = get_suspended_on_de(dep, ERTS_DE_QFLG_BUSY); @@ -2280,8 +2424,13 @@ erts_dist_command(Port *prt, int reds_limit) if (obufsize != 0) { ASSERT(obufsize > 0); erts_mtx_lock(&dep->qlock); - ASSERT(dep->qsize >= obufsize); - dep->qsize -= obufsize; +#ifdef DEBUG + qsize = (Sint) erts_atomic_add_read_nob(&dep->qsize, + (erts_aint_t) -obufsize); + ASSERT(qsize >= 0); +#else + erts_atomic_add_nob(&dep->qsize, (erts_aint_t) -obufsize); +#endif erts_mtx_unlock(&dep->qlock); } @@ -2299,8 +2448,6 @@ erts_dist_command(Port *prt, int reds_limit) if (reds > INT_MAX/2) reds = INT_MAX/2; - erts_deref_dist_entry(dep); - return reds; preempted: @@ -2337,7 +2484,7 @@ erts_dist_command(Port *prt, int reds_limit) #ifdef DEBUG erts_mtx_lock(&dep->qlock); - ASSERT(dep->qsize == obufsize); + ASSERT(erts_atomic_read_nob(&dep->qsize) == obufsize); erts_mtx_unlock(&dep->qlock); #endif } @@ -2348,7 +2495,7 @@ erts_dist_command(Port *prt, int reds_limit) * in out_queue. */ erts_mtx_lock(&dep->qlock); - dep->qsize -= obufsize; + erts_atomic_add_nob(&dep->qsize, -obufsize); obufsize = 0; oq.last->next = dep->out_queue.first; dep->out_queue.first = oq.first; @@ -2362,6 +2509,370 @@ erts_dist_command(Port *prt, int reds_limit) goto done; } +#if 0 + +int +dist_data_finalize(Process *c_p, int reds_limit) +{ + int reds = 5; + DistEntry *dep = ; + ErtsDistOutputQueue oq, foq; + ErtsDistOutputBuf *ob; + int preempt; + + + erts_mtx_lock(&dep->qlock); + flags = dep->flags; + oq.first = dep->out_queue.first; + oq.last = dep->out_queue.last; + dep->out_queue.first = NULL; + dep->out_queue.last = NULL; + erts_mtx_unlock(&dep->qlock); + + if (!oq.first) { + ASSERT(!oq.last); + oq.first = dep->tmp_out_queue.first; + oq.last = dep->tmp_out_queue.last; + } + else { + ErtsDistOutputBuf *f, *l; + ASSERT(oq.last); + if (dep->tmp_out_queue.last) { + dep->tmp_out_queue.last->next = oq.first; + oq.first = dep->tmp_out_queue.first; + } + } + + if (!oq.first) { + /* Nothing to do... */ + ASSERT(!oq.last); + return reds; + } + + foq.first = dep->finalized_out_queue.first; + foq.last = dep->finalized_out_queue.last; + + preempt = 0; + ob = oq.first; + ASSERT(ob); + + do { + ob->extp = erts_encode_ext_dist_header_finalize(ob->extp, + dep->cache, + flags); + if (!(flags & DFLAG_DIST_HDR_ATOM_CACHE)) + *--ob->extp = PASS_THROUGH; /* Old node; 'pass through' + needed */ + ASSERT(&ob->data[0] <= ob->extp && ob->extp < ob->ext_endp); + reds += ERTS_PORT_REDS_DIST_CMD_FINALIZE; + preempt = reds > reds_limit; + if (preempt) + break; + ob = ob->next; + } while (ob); + /* + * At least one buffer was finalized; if we got preempted, + * ob points to the last buffer that we finalized. + */ + if (foq.last) + foq.last->next = oq.first; + else + foq.first = oq.first; + if (!preempt) { + /* All buffers finalized */ + foq.last = oq.last; + oq.first = oq.last = NULL; + } + else { + /* Not all buffers finalized; split oq. */ + foq.last = ob; + oq.first = ob->next; + if (oq.first) + ob->next = NULL; + else + oq.last = NULL; + } + + dep->finalized_out_queue.first = foq.first; + dep->finalized_out_queue.last = foq.last; + dep->tmp_out_queue.first = oq.first; + dep->tmp_out_queue.last = oq.last; + + return reds; +} + +#endif + +BIF_RETTYPE +dist_ctrl_get_data_notification_1(BIF_ALIST_1) +{ + DistEntry *dep = ERTS_PROC_GET_DIST_ENTRY(BIF_P); + erts_aint32_t qflgs; + erts_aint_t qsize; + Eterm receiver = NIL; + + if (!dep) + BIF_ERROR(BIF_P, EXC_NOTSUP); + + if (erts_dhandle_to_dist_entry(BIF_ARG_1) != dep) + BIF_ERROR(BIF_P, BADARG); + + /* + * Caller is the only one that can consume from this queue + * and the only one that can set the req-info flag... + */ + + erts_de_rlock(dep); + + ASSERT(dep->cid == BIF_P->common.id); + + qflgs = erts_atomic32_read_acqb(&dep->qflgs); + + if (!(qflgs & ERTS_DE_QFLG_REQ_INFO)) { + qsize = erts_atomic_read_acqb(&dep->qsize); + ASSERT(qsize >= 0); + if (qsize > 0) + receiver = BIF_P->common.id; /* Notify ourselves... */ + else { /* Empty queue; set req-info flag... */ + qflgs = erts_atomic32_read_bor_mb(&dep->qflgs, + ERTS_DE_QFLG_REQ_INFO); + qsize = erts_atomic_read_acqb(&dep->qsize); + ASSERT(qsize >= 0); + if (qsize > 0) { + qflgs = erts_atomic32_read_band_mb(&dep->qflgs, + ~ERTS_DE_QFLG_REQ_INFO); + if (qflgs & ERTS_DE_QFLG_REQ_INFO) + receiver = BIF_P->common.id; /* Notify ourselves... */ + /* else: someone else will notify us... */ + } + /* else: still empty queue... */ + } + } + /* else: Already requested... */ + + erts_de_runlock(dep); + + if (is_internal_pid(receiver)) + notify_dist_data(BIF_P, receiver); + + BIF_RET(am_ok); +} + +BIF_RETTYPE +dist_ctrl_put_data_2(BIF_ALIST_2) +{ + DistEntry *dep; + ErlDrvSizeT size; + Eterm input_handler; + + if (is_binary(BIF_ARG_2)) + size = binary_size(BIF_ARG_2); + else if (is_nil(BIF_ARG_2)) + size = 0; + else if (is_list(BIF_ARG_2)) + BIF_TRAP2(dist_ctrl_put_data_trap, + BIF_P, BIF_ARG_1, BIF_ARG_2); + else + BIF_ERROR(BIF_P, BADARG); + + dep = erts_dhandle_to_dist_entry(BIF_ARG_1); + if (!dep) + BIF_ERROR(BIF_P, BADARG); + + input_handler = (Eterm) erts_atomic_read_nob(&dep->input_handler); + + if (input_handler != BIF_P->common.id) + BIF_ERROR(BIF_P, EXC_NOTSUP); + + erts_atomic64_inc_nob(&dep->in); + + if (size != 0) { + byte *data, *temp_alloc = NULL; + + data = (byte *) erts_get_aligned_binary_bytes(BIF_ARG_2, &temp_alloc); + if (!data) + BIF_ERROR(BIF_P, BADARG); + + erts_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN); + + (void) erts_net_message(NULL, dep, NULL, 0, data, size); + /* + * We ignore any decode failures. On fatal failures the + * connection will be taken down by killing the + * distribution channel controller... + */ + + erts_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN); + + BUMP_REDS(BIF_P, 5); + + erts_free_aligned_binary_bytes(temp_alloc); + + } + + BIF_RET(am_ok); +} + +BIF_RETTYPE +dist_get_stat_1(BIF_ALIST_1) +{ + Sint64 read, write, pend; + Eterm res, *hp, **hpp; + Uint sz, *szp; + DistEntry *dep = erts_dhandle_to_dist_entry(BIF_ARG_1); + + if (!dep) + BIF_ERROR(BIF_P, BADARG); + + erts_de_rlock(dep); + + read = (Sint64) erts_atomic64_read_nob(&dep->in); + write = (Sint64) erts_atomic64_read_nob(&dep->out); + pend = (Sint64) erts_atomic_read_nob(&dep->qsize); + + erts_de_runlock(dep); + + sz = 0; + szp = &sz; + hpp = NULL; + + while (1) { + res = erts_bld_tuple(hpp, szp, 4, + am_ok, + erts_bld_sint64(hpp, szp, read), + erts_bld_sint64(hpp, szp, write), + pend ? am_true : am_false); + if (hpp) + break; + hp = HAlloc(BIF_P, sz); + hpp = &hp; + szp = NULL; + } + + BIF_RET(res); +} + +BIF_RETTYPE +dist_ctrl_input_handler_2(BIF_ALIST_2) +{ + DistEntry *dep = ERTS_PROC_GET_DIST_ENTRY(BIF_P); + + if (!dep) + BIF_ERROR(BIF_P, EXC_NOTSUP); + + if (erts_dhandle_to_dist_entry(BIF_ARG_1) != dep) + BIF_ERROR(BIF_P, BADARG); + + if (is_not_internal_pid(BIF_ARG_2)) + BIF_ERROR(BIF_P, BADARG); + + erts_atomic_set_nob(&dep->input_handler, + (erts_aint_t) BIF_ARG_2); + + BIF_RET(am_ok); +} + +BIF_RETTYPE +dist_ctrl_get_data_1(BIF_ALIST_1) +{ + DistEntry *dep = ERTS_PROC_GET_DIST_ENTRY(BIF_P); + int reds = 1; + ErtsDistOutputBuf *obuf; + Eterm *hp; + ProcBin *pb; + erts_aint_t qsize; + + if (!dep) + BIF_ERROR(BIF_P, EXC_NOTSUP); + + if (erts_dhandle_to_dist_entry(BIF_ARG_1) != dep) + BIF_ERROR(BIF_P, BADARG); + + erts_de_rlock(dep); + + if (dep->status & ERTS_DE_SFLG_EXITING) + goto return_none; + + ASSERT(dep->cid == BIF_P->common.id); + +#if 0 + if (dep->finalized_out_queue.first) { + obuf = dep->finalized_out_queue.first; + dep->finalized_out_queue.first = obuf->next; + if (!obuf->next) + dep->finalized_out_queue.last = NULL; + } + else +#endif + { + if (!dep->tmp_out_queue.first) { + ASSERT(!dep->tmp_out_queue.last); + qsize = erts_atomic_read_acqb(&dep->qsize); + if (qsize > 0) { + erts_mtx_lock(&dep->qlock); + dep->tmp_out_queue.first = dep->out_queue.first; + dep->tmp_out_queue.last = dep->out_queue.last; + dep->out_queue.first = NULL; + dep->out_queue.last = NULL; + erts_mtx_unlock(&dep->qlock); + } + } + + if (!dep->tmp_out_queue.first) { + ASSERT(!dep->tmp_out_queue.last); + return_none: + erts_de_runlock(dep); + BIF_RET(am_none); + } + else { + obuf = dep->tmp_out_queue.first; + dep->tmp_out_queue.first = obuf->next; + if (!obuf->next) + dep->tmp_out_queue.last = NULL; + } + + obuf->extp = erts_encode_ext_dist_header_finalize(obuf->extp, + dep->cache, + dep->flags); + reds += ERTS_PORT_REDS_DIST_CMD_FINALIZE; + if (!(dep->flags & DFLAG_DIST_HDR_ATOM_CACHE)) + *--obuf->extp = PASS_THROUGH; /* 'pass through' needed */ + ASSERT(&obuf->data[0] <= obuf->extp + && obuf->extp < obuf->ext_endp); + } + + erts_atomic64_inc_nob(&dep->out); + + erts_de_runlock(dep); + + hp = HAlloc(BIF_P, PROC_BIN_SIZE); + pb = (ProcBin *) (char *) hp; + pb->thing_word = HEADER_PROC_BIN; + pb->size = obuf->ext_endp - obuf->extp; + pb->next = MSO(BIF_P).first; + MSO(BIF_P).first = (struct erl_off_heap_header*) pb; + pb->val = ErtsDistOutputBuf2Binary(obuf); + pb->bytes = (byte*) obuf->extp; + pb->flags = 0; + + qsize = erts_atomic_add_read_nob(&dep->qsize, -size_obuf(obuf)); + ASSERT(qsize >= 0); + + if (qsize < erts_dist_buf_busy_limit/2 + && (erts_atomic32_read_acqb(&dep->qflgs) & ERTS_DE_QFLG_BUSY)) { + ErtsProcList *resume_procs = NULL; + erts_mtx_lock(&dep->qlock); + resume_procs = get_suspended_on_de(dep, ERTS_DE_QFLG_BUSY); + erts_mtx_unlock(&dep->qlock); + if (resume_procs) { + int resumed = erts_resume_processes(resume_procs); + reds += resumed*ERTS_PORT_REDS_DIST_CMD_RESUMED; + } + } + + BIF_RET2(make_binary(pb), reds); +} + void erts_dist_port_not_busy(Port *prt) { @@ -2385,18 +2896,20 @@ void erts_kill_dist_connection(DistEntry *dep, Uint32 connection_id) { erts_de_rwlock(dep); - if (is_internal_port(dep->cid) - && connection_id == dep->connection_id + if (connection_id == dep->connection_id && !(dep->status & ERTS_DE_SFLG_EXITING)) { dep->status |= ERTS_DE_SFLG_EXITING; erts_mtx_lock(&dep->qlock); - ASSERT(!(dep->qflgs & ERTS_DE_QFLG_EXIT)); - dep->qflgs |= ERTS_DE_QFLG_EXIT; + ASSERT(!(erts_atomic32_read_nob(&dep->qflgs) & ERTS_DE_QFLG_EXIT)); + erts_atomic32_read_bor_nob(&dep->qflgs, ERTS_DE_QFLG_EXIT); erts_mtx_unlock(&dep->qlock); - erts_schedule_dist_command(NULL, dep); + if (is_internal_port(dep->cid)) + erts_schedule_dist_command(NULL, dep); + else if (is_internal_pid(dep->cid)) + schedule_kill_dist_ctrl_proc(dep->cid); } erts_de_rwunlock(dep); } @@ -2513,9 +3026,6 @@ info_dist_entry(fmtfn_t to, void *arg, DistEntry *dep, int visible, int connecte } erts_print(to, arg, "Name: %T", dep->sysname); -#ifdef DEBUG - erts_print(to, arg, " (refc=%d)", erts_refc_read(&dep->refc, 0)); -#endif erts_print(to, arg, "\n"); if (!connected && is_nil(dep->cid)) { if (dep->nlinks) { @@ -2635,17 +3145,23 @@ BIF_RETTYPE setnode_2(BIF_ALIST_2) goto error; } - net_kernel = erts_whereis_process(BIF_P, ERTS_PROC_LOCK_MAIN, - am_net_kernel, ERTS_PROC_LOCK_MAIN, 0); - if (!net_kernel) + net_kernel = erts_whereis_process(BIF_P, + ERTS_PROC_LOCK_MAIN, + am_net_kernel, + ERTS_PROC_LOCK_MAIN|ERTS_PROC_LOCK_STATUS, + 0); + if (!net_kernel || ERTS_PROC_GET_DIST_ENTRY(net_kernel)) goto error; /* By setting F_DISTRIBUTION on net_kernel, - * do_net_exist will be called when net_kernel is terminated !! */ + * erts_do_net_exits will be called when net_kernel is terminated !! */ net_kernel->flags |= F_DISTRIBUTION; - if (net_kernel != BIF_P) - erts_proc_unlock(net_kernel, ERTS_PROC_LOCK_MAIN); + erts_proc_unlock(net_kernel, + (ERTS_PROC_LOCK_STATUS + | ((net_kernel != BIF_P) + ? ERTS_PROC_LOCK_MAIN + : 0))); #ifdef DEBUG erts_rwmtx_rlock(&erts_dist_table_rwmtx); @@ -2662,6 +3178,14 @@ BIF_RETTYPE setnode_2(BIF_ALIST_2) erts_thr_progress_unblock(); erts_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN); + /* + * Note erts_this_dist_entry is changed by erts_set_this_node(), + * so we *need* to use the new one after erts_set_this_node() + * is called. + */ + erts_ref_dist_entry(erts_this_dist_entry); + ERTS_PROC_SET_DIST_ENTRY(net_kernel, erts_this_dist_entry); + BIF_RET(am_true); error: @@ -2691,18 +3215,18 @@ BIF_RETTYPE setnode_3(BIF_ALIST_3) Eterm ic, oc; Eterm *tp; DistEntry *dep = NULL; + ErtsProcLocks proc_unlock = 0; + Process *proc; Port *pp = NULL; - /* Prepare for success */ - ERTS_BIF_PREP_RET(ret, am_true); - /* * Check and pick out arguments */ if (!is_node_name_atom(BIF_ARG_1) || - is_not_internal_port(BIF_ARG_2) || - (erts_this_node->sysname == am_Noname)) { + !(is_internal_port(BIF_ARG_2) + || is_internal_pid(BIF_ARG_2)) + || (erts_this_node->sysname == am_Noname)) { goto badarg; } @@ -2746,77 +3270,124 @@ BIF_RETTYPE setnode_3(BIF_ALIST_3) else if (!dep) goto system_limit; /* Should never happen!!! */ - pp = erts_id2port_sflgs(BIF_ARG_2, - BIF_P, - ERTS_PROC_LOCK_MAIN, - ERTS_PORT_SFLGS_INVALID_LOOKUP); - erts_de_rwlock(dep); + if (is_internal_pid(BIF_ARG_2)) { + if (BIF_P->common.id == BIF_ARG_2) { + proc_unlock = 0; + proc = BIF_P; + } + else { + proc_unlock = ERTS_PROC_LOCK_MAIN; + proc = erts_pid2proc_not_running(BIF_P, ERTS_PROC_LOCK_MAIN, + BIF_ARG_2, proc_unlock); + } + erts_de_rwlock(dep); - if (!pp || (erts_atomic32_read_nob(&pp->state) - & ERTS_PORT_SFLG_EXITING)) - goto badarg; + if (!proc) + goto badarg; + else if (proc == ERTS_PROC_LOCK_BUSY) { + proc_unlock = 0; + goto yield; + } - if ((pp->drv_ptr->flags & ERL_DRV_FLAG_SOFT_BUSY) == 0) - goto badarg; + erts_proc_lock(proc, ERTS_PROC_LOCK_STATUS); + proc_unlock |= ERTS_PROC_LOCK_STATUS; + + if (ERTS_PROC_GET_DIST_ENTRY(proc)) { + if (dep == ERTS_PROC_GET_DIST_ENTRY(proc) + && (proc->flags & F_DISTRIBUTION) + && dep->cid == BIF_ARG_2) { + ERTS_BIF_PREP_RET(ret, erts_make_dhandle(BIF_P, dep)); + goto done; + } + goto badarg; + } - if (dep->cid == BIF_ARG_2 && pp->dist_entry == dep) - goto done; /* Already set */ + if (is_not_nil(dep->cid)) + goto badarg; + + proc->flags |= F_DISTRIBUTION; + ERTS_PROC_SET_DIST_ENTRY(proc, dep); + + proc_unlock &= ~ERTS_PROC_LOCK_STATUS; + erts_proc_unlock(proc, ERTS_PROC_LOCK_STATUS); + + dep->send = NULL; /* Only for distr ports... */ - if (dep->status & ERTS_DE_SFLG_EXITING) { - /* Suspend on dist entry waiting for the exit to finish */ - ErtsProcList *plp = erts_proclist_create(BIF_P); - plp->next = NULL; - erts_suspend(BIF_P, ERTS_PROC_LOCK_MAIN, NULL); - erts_mtx_lock(&dep->qlock); - erts_proclist_store_last(&dep->suspended, plp); - erts_mtx_unlock(&dep->qlock); - goto yield; } + else { - ASSERT(!(dep->status & ERTS_DE_SFLG_EXITING)); + pp = erts_id2port_sflgs(BIF_ARG_2, + BIF_P, + ERTS_PROC_LOCK_MAIN, + ERTS_PORT_SFLGS_INVALID_LOOKUP); + erts_de_rwlock(dep); - if (pp->dist_entry || is_not_nil(dep->cid)) - goto badarg; + if (!pp || (erts_atomic32_read_nob(&pp->state) + & ERTS_PORT_SFLG_EXITING)) + goto badarg; - erts_atomic32_read_bor_nob(&pp->state, ERTS_PORT_SFLG_DISTRIBUTION); + if ((pp->drv_ptr->flags & ERL_DRV_FLAG_SOFT_BUSY) == 0) + goto badarg; - /* - * Dist-ports do not use the "busy port message queue" functionality, but - * instead use "busy dist entry" functionality. - */ - { - ErlDrvSizeT disable = ERL_DRV_BUSY_MSGQ_DISABLED; - erl_drv_busy_msgq_limits(ERTS_Port2ErlDrvPort(pp), &disable, NULL); - } + if (dep->cid == BIF_ARG_2 && pp->dist_entry == dep) { + ERTS_BIF_PREP_RET(ret, erts_make_dhandle(BIF_P, dep)); + goto done; /* Already set */ + } - pp->dist_entry = dep; + if (dep->status & ERTS_DE_SFLG_EXITING) { + /* Suspend on dist entry waiting for the exit to finish */ + ErtsProcList *plp = erts_proclist_create(BIF_P); + plp->next = NULL; + erts_suspend(BIF_P, ERTS_PROC_LOCK_MAIN, NULL); + erts_mtx_lock(&dep->qlock); + erts_proclist_store_last(&dep->suspended, plp); + erts_mtx_unlock(&dep->qlock); + goto yield; + } - dep->version = version; - dep->creation = 0; + ASSERT(!(dep->status & ERTS_DE_SFLG_EXITING)); - ASSERT(pp->drv_ptr->outputv || pp->drv_ptr->output); + if (pp->dist_entry || is_not_nil(dep->cid)) + goto badarg; -#if 1 - dep->send = (pp->drv_ptr->outputv - ? dist_port_commandv - : dist_port_command); -#else - dep->send = dist_port_command; -#endif - ASSERT(dep->send); + erts_atomic32_read_bor_nob(&pp->state, ERTS_PORT_SFLG_DISTRIBUTION); + + pp->dist_entry = dep; + + ASSERT(pp->drv_ptr->outputv || pp->drv_ptr->output); + + dep->send = (pp->drv_ptr->outputv + ? dist_port_commandv + : dist_port_command); + ASSERT(dep->send); + + /* + * Dist-ports do not use the "busy port message queue" functionality, but + * instead use "busy dist entry" functionality. + */ + { + ErlDrvSizeT disable = ERL_DRV_BUSY_MSGQ_DISABLED; + erl_drv_busy_msgq_limits(ERTS_Port2ErlDrvPort(pp), &disable, NULL); + } + + } + + dep->version = version; + dep->creation = 0; #ifdef DEBUG - erts_mtx_lock(&dep->qlock); - ASSERT(dep->qsize == 0); - erts_mtx_unlock(&dep->qlock); + ASSERT(erts_atomic_read_nob(&dep->qsize) == 0); #endif - erts_set_dist_entry_connected(dep, BIF_ARG_2, flags); - if (flags & DFLAG_DIST_HDR_ATOM_CACHE) create_cache(dep); + erts_set_dist_entry_connected(dep, BIF_ARG_2, flags); + erts_de_rwunlock(dep); + + ERTS_BIF_PREP_RET(ret, erts_make_dhandle(BIF_P, dep)); + dep = NULL; /* inc of refc transferred to port (dist_entry field) */ inc_no_nodes(); @@ -2836,6 +3407,9 @@ BIF_RETTYPE setnode_3(BIF_ALIST_3) if (pp) erts_port_release(pp); + if (proc_unlock) + erts_proc_unlock(proc, proc_unlock); + return ret; yield: @@ -3138,7 +3712,6 @@ monitor_node(Process* p, Eterm Node, Eterm Bool, Eterm Options) erts_proc_unlock(p, ERTS_PROC_LOCK_LINK); done: - erts_deref_dist_entry(dep); BIF_RET(am_true); } diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index 05016cafc5..d4765c50b8 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -44,6 +44,7 @@ #define DFLAG_UTF8_ATOMS 0x10000 #define DFLAG_MAP_TAG 0x20000 #define DFLAG_BIG_CREATION 0x40000 +#define DFLAG_SEND_SENDER 0x80000 /* All flags that should be enabled when term_to_binary/1 is used. */ #define TERM_TO_BINARY_DFLAGS (DFLAG_EXTENDED_REFERENCES \ @@ -74,6 +75,9 @@ #define DOP_DEMONITOR_P 20 #define DOP_MONITOR_P_EXIT 21 +#define DOP_SEND_SENDER 22 +#define DOP_SEND_SENDER_TT 23 + /* distribution trap functions */ extern Export* dsend2_trap; extern Export* dsend3_trap; @@ -161,13 +165,10 @@ erts_dsig_prepare(ErtsDSigData *dsdp, goto fail; } if (no_suspend) { - failure = ERTS_DSIG_PREP_CONNECTED; - erts_mtx_lock(&dep->qlock); - if (dep->qflgs & ERTS_DE_QFLG_BUSY) + if (erts_atomic32_read_acqb(&dep->qflgs) & ERTS_DE_QFLG_BUSY) { failure = ERTS_DSIG_PREP_WOULD_SUSPEND; - erts_mtx_unlock(&dep->qlock); - if (failure == ERTS_DSIG_PREP_WOULD_SUSPEND) goto fail; + } } dsdp->proc = proc; dsdp->dep = dep; @@ -349,6 +350,7 @@ typedef struct { Eterm ctl_heap[6]; ErtsDSigData dsd; DistEntry* dep_to_deref; + DistEntry *dep; struct erts_dsig_send_context dss; Eterm return_term; diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h index 30d7baf769..faeb5ef368 100644 --- a/erts/emulator/beam/erl_alloc_util.h +++ b/erts/emulator/beam/erl_alloc_util.h @@ -230,10 +230,6 @@ void erts_lcnt_update_allocator_locks(int enable); # endif #endif -#undef MIN -#undef MAX -#define MIN(X, Y) ((X) < (Y) ? (X) : (Y)) -#define MAX(X, Y) ((X) > (Y) ? (X) : (Y)) #define FLOOR(X, I) (((X)/(I))*(I)) #define CEILING(X, I) ((((X) - 1)/(I) + 1)*(I)) diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c index 756c7dce05..dcffde5777 100644 --- a/erts/emulator/beam/erl_bif_binary.c +++ b/erts/emulator/beam/erl_bif_binary.c @@ -229,13 +229,6 @@ static void dump_ac_node(ACNode *node, int indent, int ch); MYALIGN(sizeof(ACTrie))) /* Structure */ -#ifndef MAX -#define MAX(A,B) (((A) > (B)) ? (A) : (B)) -#endif - -#ifndef MIN -#define MIN(A,B) (((A) > (B)) ? (B) : (A)) -#endif /* * Callback for the magic binary */ diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 2ff95a3338..93f5f9ec11 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -48,6 +48,7 @@ #include "erl_map.h" #define ERTS_PTAB_WANT_DEBUG_FUNCS__ #include "erl_ptab.h" +#include "erl_time.h" #ifdef HIPE #include "hipe_arch.h" #endif @@ -3467,7 +3468,7 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) ErtsMonotonicTime u1, u2; Eterm b1, b2; Uint hsz; - elapsed_time_both(&u1, NULL, &u2, NULL); + erts_runtime_elapsed_both(&u1, NULL, &u2, NULL); hsz = 3; /* 2-tuple */ (void) erts_bld_monotonic_time(NULL, &hsz, u1); (void) erts_bld_monotonic_time(NULL, &hsz, u2); @@ -3483,7 +3484,7 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) ErtsMonotonicTime w1, w2; Eterm b1, b2; Uint hsz; - wall_clock_elapsed_time_both(&w1, &w2); + erts_wall_clock_elapsed_both(&w1, &w2); hsz = 3; /* 2-tuple */ (void) erts_bld_monotonic_time(NULL, &hsz, w1); (void) erts_bld_monotonic_time(NULL, &hsz, w2); @@ -3750,7 +3751,6 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1) subres = make_link_list(BIF_P, dep->nlinks, NIL); subres = make_link_list(BIF_P, dep->node_links, subres); erts_de_links_unlock(dep); - erts_deref_dist_entry(dep); BIF_RET(subres); } else { BIF_RET(am_undefined); @@ -3781,7 +3781,6 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1) erts_de_links_lock(dep); ml = make_monitor_list(BIF_P, dep->monitors); erts_de_links_unlock(dep); - erts_deref_dist_entry(dep); BIF_RET(ml); } else { BIF_RET(am_undefined); @@ -3796,7 +3795,6 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1) else { Uint cno = dist_entry_channel_no(dep); res = make_small(cno); - erts_deref_dist_entry(dep); } BIF_RET(res); } @@ -3858,15 +3856,14 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1) DFLAG_BIT_BINARIES); BIF_RET(erts_term_to_binary(BIF_P, tp[2], 0, dflags)); } - else if (ERTS_IS_ATOM_STR("dist_port", tp[1])) { + else if (ERTS_IS_ATOM_STR("dist_ctrl", tp[1])) { Eterm res = am_undefined; DistEntry *dep = erts_sysname_to_connected_dist_entry(tp[2]); if (dep) { erts_de_rlock(dep); - if (is_internal_port(dep->cid)) + if (is_internal_port(dep->cid) || is_internal_pid(dep->cid)) res = dep->cid; erts_de_runlock(dep); - erts_deref_dist_entry(dep); } BIF_RET(res); } @@ -4275,7 +4272,6 @@ BIF_RETTYPE erts_debug_set_internal_state_2(BIF_ALIST_2) con_id = dep->connection_id; erts_de_runlock(dep); erts_kill_dist_connection(dep, con_id); - erts_deref_dist_entry(dep); BIF_RET(am_true); } } diff --git a/erts/emulator/beam/erl_bits.c b/erts/emulator/beam/erl_bits.c index 637c7467b2..3a16913473 100644 --- a/erts/emulator/beam/erl_bits.c +++ b/erts/emulator/beam/erl_bits.c @@ -32,15 +32,6 @@ #include "erl_bits.h" #include "erl_binary.h" -#ifdef MAX -#undef MAX -#endif -#define MAX(x,y) (((x)>(y))?(x):(y)) -#ifdef MIN -#undef MIN -#endif -#define MIN(x,y) (((x)<(y))?(x):(y)) - #if defined(WORDS_BIGENDIAN) # define BIT_ENDIAN_MACHINE 0 #else diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c index 25072ede97..5d49b2ea14 100644 --- a/erts/emulator/beam/erl_db_hash.c +++ b/erts/emulator/beam/erl_db_hash.c @@ -269,9 +269,6 @@ static ERTS_INLINE Sint next_slot_w(DbTableHash* tb, Uint ix, return ix; } -#ifndef MIN -#define MIN(X, Y) ((X) < (Y) ? (X) : (Y)) -#endif /* * Some special binary flags diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index 038f6602bf..5a276b9d88 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -85,9 +85,6 @@ #define EMPTY_NODE(Dtt) (TOP_NODE(Dtt) == NULL) -#ifndef MIN -#define MIN(X, Y) ((X) < (Y) ? (X) : (Y)) -#endif /* Obtain table static stack if available. NULL if not. ** Must be released with release_stack() diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h index 0e8ebf0c98..5ad616fec3 100644 --- a/erts/emulator/beam/erl_driver.h +++ b/erts/emulator/beam/erl_driver.h @@ -40,7 +40,6 @@ #include "erl_drv_nif.h" #include <stdlib.h> -#include <sys/types.h> /* ssize_t */ #if defined(__WIN32__) || defined(_WIN32) || defined(_WIN32_) #ifndef STATIC_ERLANG_DRIVER @@ -48,24 +47,6 @@ #define ERL_DRIVER_TYPES_ONLY #define WIN32_DYNAMIC_ERL_DRIVER #endif -/* - * This structure can be cast to a WSABUF structure. - */ -typedef struct _SysIOVec { - unsigned long iov_len; - char* iov_base; -} SysIOVec; -#else /* Unix */ -# ifdef HAVE_SYS_UIO_H -# include <sys/types.h> -# include <sys/uio.h> -typedef struct iovec SysIOVec; -# else -typedef struct { - char* iov_base; - size_t iov_len; -} SysIOVec; -# endif #endif #ifndef EXTERN diff --git a/erts/emulator/beam/erl_drv_nif.h b/erts/emulator/beam/erl_drv_nif.h index f88138063e..31b4817fb1 100644 --- a/erts/emulator/beam/erl_drv_nif.h +++ b/erts/emulator/beam/erl_drv_nif.h @@ -144,8 +144,25 @@ typedef signed int ErlNapiSInt; #define ERTS_NAPI_USEC__ 2 #define ERTS_NAPI_NSEC__ 3 -#endif /* __ERL_DRV_NIF_H__ */ - - - +#if (defined(__WIN32__) || defined(_WIN32) || defined(_WIN32_)) +/* + * This structure can be cast to a WSABUF structure. + */ +typedef struct _SysIOVec { + unsigned long iov_len; + char* iov_base; +} SysIOVec; +#else /* Unix */ +# include <sys/types.h> +# ifdef HAVE_SYS_UIO_H +# include <sys/uio.h> +typedef struct iovec SysIOVec; +# else +typedef struct { + char* iov_base; + size_t iov_len; +} SysIOVec; +# endif +#endif +#endif /* __ERL_DRV_NIF_H__ */ diff --git a/erts/emulator/beam/erl_io_queue.c b/erts/emulator/beam/erl_io_queue.c new file mode 100644 index 0000000000..a01b676d39 --- /dev/null +++ b/erts/emulator/beam/erl_io_queue.c @@ -0,0 +1,1230 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2017. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include "sys.h" +#include "global.h" + +#define ERL_WANT_HIPE_BIF_WRAPPER__ +#include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ + +#include "erl_bits.h" +#include "erl_io_queue.h" + +#define IOL2V_SMALL_BIN_LIMIT (ERL_ONHEAP_BIN_LIMIT * 4) + +static void free_binary(ErtsIOQBinary *b, int driver); +static ErtsIOQBinary *alloc_binary(Uint size, char *source, void **iov_base, int driver); + +void erts_ioq_init(ErtsIOQueue *q, ErtsAlcType_t alct, int driver) +{ + + ERTS_CT_ASSERT(offsetof(ErlNifIOVec,flags) == sizeof(ErtsIOVecCommon)); + ERTS_CT_ASSERT(sizeof(ErlIOVec) == sizeof(ErtsIOVecCommon)); + ERTS_CT_ASSERT(sizeof(size_t) == sizeof(ErlDrvSizeT)); + ERTS_CT_ASSERT(sizeof(size_t) == sizeof(Uint)); + + q->alct = alct; + q->driver = driver; + q->size = 0; + q->v_head = q->v_tail = q->v_start = q->v_small; + q->v_end = q->v_small + ERTS_SMALL_IO_QUEUE; + q->b_head = q->b_tail = q->b_start = q->b_small; + q->b_end = q->b_small + ERTS_SMALL_IO_QUEUE; +} + +void erts_ioq_clear(ErtsIOQueue *q) +{ + ErtsIOQBinary** binp = q->b_head; + int driver = q->driver; + + if (q->v_start != q->v_small) + erts_free(q->alct, (void *) q->v_start); + + while(binp < q->b_tail) { + if (*binp != NULL) + free_binary(*binp, driver); + binp++; + } + if (q->b_start != q->b_small) + erts_free(q->alct, (void *) q->b_start); + q->v_start = q->v_end = q->v_head = q->v_tail = NULL; + q->b_start = q->b_end = q->b_head = q->b_tail = NULL; + q->size = 0; +} + +static void free_binary(ErtsIOQBinary *b, int driver) +{ + if (driver) + driver_free_binary(&b->driver); + else if (erts_refc_dectest(&b->nif.intern.refc, 0) == 0) + erts_bin_free(&b->nif); +} + +static ErtsIOQBinary *alloc_binary(Uint size, char *source, void **iov_base, int driver) +{ + if (driver) { + ErlDrvBinary *bin = driver_alloc_binary(size); + if (!bin) return NULL; + sys_memcpy(bin->orig_bytes, source, size); + *iov_base = bin->orig_bytes; + return (ErtsIOQBinary *)bin; + } else { + /* This clause can be triggered in enif_ioq_enq_binary is used */ + Binary *bin = erts_bin_nrml_alloc(size); + if (!bin) return NULL; + erts_refc_init(&bin->intern.refc, 1); + sys_memcpy(bin->orig_bytes, source, size); + *iov_base = bin->orig_bytes; + return (ErtsIOQBinary *)bin; + } +} + +Uint erts_ioq_size(ErtsIOQueue *q) +{ + return q->size; +} + +/* expand queue to hold n elements in tail or head */ +static int expandq(ErtsIOQueue* q, int n, int tail) +/* tail: 0 if make room in head, make room in tail otherwise */ +{ + int h_sz; /* room before header */ + int t_sz; /* room after tail */ + int q_sz; /* occupied */ + int nvsz; + SysIOVec* niov; + ErtsIOQBinary** nbinv; + + h_sz = q->v_head - q->v_start; + t_sz = q->v_end - q->v_tail; + q_sz = q->v_tail - q->v_head; + + if (tail && (n <= t_sz)) /* do we need to expand tail? */ + return 0; + else if (!tail && (n <= h_sz)) /* do we need to expand head? */ + return 0; + else if (n > (h_sz + t_sz)) { /* need to allocate */ + /* we may get little extra but it ok */ + nvsz = (q->v_end - q->v_start) + n; + + niov = erts_alloc_fnf(q->alct, nvsz * sizeof(SysIOVec)); + if (!niov) + return -1; + nbinv = erts_alloc_fnf(q->alct, nvsz * sizeof(ErtsIOQBinary**)); + if (!nbinv) { + erts_free(q->alct, (void *) niov); + return -1; + } + if (tail) { + sys_memcpy(niov, q->v_head, q_sz*sizeof(SysIOVec)); + if (q->v_start != q->v_small) + erts_free(q->alct, (void *) q->v_start); + q->v_start = niov; + q->v_end = niov + nvsz; + q->v_head = q->v_start; + q->v_tail = q->v_head + q_sz; + + sys_memcpy(nbinv, q->b_head, q_sz*sizeof(ErtsIOQBinary*)); + if (q->b_start != q->b_small) + erts_free(q->alct, (void *) q->b_start); + q->b_start = nbinv; + q->b_end = nbinv + nvsz; + q->b_head = q->b_start; + q->b_tail = q->b_head + q_sz; + } + else { + sys_memcpy(niov+nvsz-q_sz, q->v_head, q_sz*sizeof(SysIOVec)); + if (q->v_start != q->v_small) + erts_free(q->alct, (void *) q->v_start); + q->v_start = niov; + q->v_end = niov + nvsz; + q->v_tail = q->v_end; + q->v_head = q->v_tail - q_sz; + + sys_memcpy(nbinv+nvsz-q_sz, q->b_head, q_sz*sizeof(ErtsIOQBinary*)); + if (q->b_start != q->b_small) + erts_free(q->alct, (void *) q->b_start); + q->b_start = nbinv; + q->b_end = nbinv + nvsz; + q->b_tail = q->b_end; + q->b_head = q->b_tail - q_sz; + } + } + else if (tail) { /* move to beginning to make room in tail */ + sys_memmove(q->v_start, q->v_head, q_sz*sizeof(SysIOVec)); + q->v_head = q->v_start; + q->v_tail = q->v_head + q_sz; + sys_memmove(q->b_start, q->b_head, q_sz*sizeof(ErtsIOQBinary*)); + q->b_head = q->b_start; + q->b_tail = q->b_head + q_sz; + } + else { /* move to end to make room */ + sys_memmove(q->v_end-q_sz, q->v_head, q_sz*sizeof(SysIOVec)); + q->v_tail = q->v_end; + q->v_head = q->v_tail-q_sz; + sys_memmove(q->b_end-q_sz, q->b_head, q_sz*sizeof(ErtsIOQBinary*)); + q->b_tail = q->b_end; + q->b_head = q->b_tail-q_sz; + } + + return 0; +} + +static +int skip(ErtsIOVec* vec, Uint skipbytes, + SysIOVec **iovp, ErtsIOQBinary ***binvp, + Uint *lenp) +{ + int n; + Uint len; + SysIOVec* iov; + ErtsIOQBinary** binv; + + if (vec->common.size <= skipbytes) + return -1; + + iov = vec->common.iov; + binv = vec->common.binv; + n = vec->common.vsize; + /* we use do here to strip iov_len=0 from beginning */ + do { + len = iov->iov_len; + if (len <= skipbytes) { + skipbytes -= len; + iov++; + binv++; + n--; + } + else { + iov->iov_base = ((char *)(iov->iov_base)) + skipbytes; + iov->iov_len -= skipbytes; + skipbytes = 0; + } + } while(skipbytes > 0); + + *binvp = binv; + *iovp = iov; + *lenp = len; + + return n; +} + +/* Put elements from vec at q tail */ +int erts_ioq_enqv(ErtsIOQueue *q, ErtsIOVec *eiov, Uint skipbytes) +{ + int n; + Uint len; + Uint size = eiov->common.size - skipbytes; + SysIOVec *iov; + ErtsIOQBinary** binv; + ErtsIOQBinary* b; + + if (q == NULL) + return -1; + + ASSERT(eiov->common.size >= skipbytes); + if (eiov->common.size <= skipbytes) + return 0; + + n = skip(eiov, skipbytes, &iov, &binv, &len); + + if (n < 0) + return n; + + if (q->v_tail + n >= q->v_end) + if (expandq(q, n, 1)) + return -1; + + /* Queue and reference all binaries (remove zero length items) */ + while(n--) { + if ((len = iov->iov_len) > 0) { + if ((b = *binv) == NULL) { /* special case create binary ! */ + b = alloc_binary(len, iov->iov_base, (void**)&q->v_tail->iov_base, + q->driver); + if (!b) return -1; + *q->b_tail++ = b; + q->v_tail->iov_len = len; + q->v_tail++; + } + else { + if (q->driver) + driver_binary_inc_refc(&b->driver); + else + erts_refc_inc(&b->nif.intern.refc, 1); + *q->b_tail++ = b; + *q->v_tail++ = *iov; + } + } + iov++; + binv++; + } + q->size += size; /* update total size in queue */ + return 0; +} + +/* Put elements from vec at q head */ +int erts_ioq_pushqv(ErtsIOQueue *q, ErtsIOVec* vec, Uint skipbytes) +{ + int n; + Uint len; + Uint size = vec->common.size - skipbytes; + SysIOVec* iov; + ErtsIOQBinary** binv; + ErtsIOQBinary* b; + + if (q == NULL) + return -1; + + ASSERT(vec->common.size >= skipbytes); + if (vec->common.size <= skipbytes) + return 0; + + n = skip(vec, skipbytes, &iov, &binv, &len); + + if (n < 0) + return n; + + if (q->v_head - n < q->v_start) + if (expandq(q, n, 0)) + return -1; + + /* Queue and reference all binaries (remove zero length items) */ + iov += (n-1); /* move to end */ + binv += (n-1); /* move to end */ + while(n--) { + if ((len = iov->iov_len) > 0) { + if ((b = *binv) == NULL) { /* special case create binary ! */ + if (q->driver) { + ErlDrvBinary *bin = driver_alloc_binary(len); + if (!bin) return -1; + sys_memcpy(bin->orig_bytes, iov->iov_base, len); + b = (ErtsIOQBinary *)bin; + q->v_head->iov_base = bin->orig_bytes; + } + *--q->b_head = b; + q->v_head--; + q->v_head->iov_len = len; + } + else { + if (q->driver) + driver_binary_inc_refc(&b->driver); + else + erts_refc_inc(&b->nif.intern.refc, 1); + *--q->b_head = b; + *--q->v_head = *iov; + } + } + iov--; + binv--; + } + q->size += size; /* update total size in queue */ + return 0; +} + + +/* +** Remove size bytes from queue head +** Return number of bytes that remain in queue +*/ +int erts_ioq_deq(ErtsIOQueue *q, Uint size) +{ + Uint len; + + if ((q == NULL) || (q->size < size)) + return -1; + q->size -= size; + while (size > 0) { + ASSERT(q->v_head != q->v_tail); + + len = q->v_head->iov_len; + if (len <= size) { + size -= len; + free_binary(*q->b_head, q->driver); + *q->b_head++ = NULL; + q->v_head++; + } + else { + q->v_head->iov_base = ((char *)(q->v_head->iov_base)) + size; + q->v_head->iov_len -= size; + size = 0; + } + } + + /* restart pointers (optimised for enq) */ + if (q->v_head == q->v_tail) { + q->v_head = q->v_tail = q->v_start; + q->b_head = q->b_tail = q->b_start; + } + return 0; +} + + +Uint erts_ioq_peekqv(ErtsIOQueue *q, ErtsIOVec *ev) { + ASSERT(ev); + + if (! q) { + return (Uint) -1; + } else { + if ((ev->common.vsize = q->v_tail - q->v_head) == 0) { + ev->common.size = 0; + ev->common.iov = NULL; + ev->common.binv = NULL; + } else { + ev->common.size = q->size; + ev->common.iov = q->v_head; + ev->common.binv = q->b_head; + } + return q->size; + } +} + +SysIOVec* erts_ioq_peekq(ErtsIOQueue *q, int* vlenp) /* length of io-vector */ +{ + + if (q == NULL) { + *vlenp = -1; + return NULL; + } + if ((*vlenp = (q->v_tail - q->v_head)) == 0) + return NULL; + return q->v_head; +} + +/* Fills a possibly deep list of chars and binaries into vec +** Small characters are first stored in the buffer buf of length ln +** binaries found are copied and linked into msoh +** Return vector length on succsess, +** -1 on overflow +** -2 on type error +*/ + +static ERTS_INLINE void +io_list_to_vec_set_vec(SysIOVec **iov, ErtsIOQBinary ***binv, + ErtsIOQBinary *bin, byte *ptr, Uint len, + int *vlen) +{ + while (len > MAX_SYSIOVEC_IOVLEN) { + (*iov)->iov_base = ptr; + (*iov)->iov_len = MAX_SYSIOVEC_IOVLEN; + ptr += MAX_SYSIOVEC_IOVLEN; + len -= MAX_SYSIOVEC_IOVLEN; + (*iov)++; + (*vlen)++; + *(*binv)++ = bin; + } + (*iov)->iov_base = ptr; + (*iov)->iov_len = len; + *(*binv)++ = bin; + (*iov)++; + (*vlen)++; +} + +int +erts_ioq_iolist_to_vec(Eterm obj, /* io-list */ + SysIOVec* iov, /* io vector */ + ErtsIOQBinary** binv, /* binary reference vector */ + ErtsIOQBinary* cbin, /* binary to store characters */ + Uint bin_limit, /* small binaries limit */ + int driver) +{ + DECLARE_ESTACK(s); + Eterm* objp; + byte *buf = NULL; + Uint len = 0; + Uint csize = 0; + int vlen = 0; + byte* cptr; + + if (cbin) { + if (driver) { + buf = (byte*)cbin->driver.orig_bytes; + len = cbin->driver.orig_size; + } else { + buf = (byte*)cbin->nif.orig_bytes; + len = cbin->nif.orig_size; + } + } + cptr = buf; + + goto L_jump_start; /* avoid push */ + + while (!ESTACK_ISEMPTY(s)) { + obj = ESTACK_POP(s); + L_jump_start: + if (is_list(obj)) { + L_iter_list: + objp = list_val(obj); + obj = CAR(objp); + if (is_byte(obj)) { + if (len == 0) + goto L_overflow; + *buf++ = unsigned_val(obj); + csize++; + len--; + } else if (is_binary(obj)) { + ESTACK_PUSH(s, CDR(objp)); + goto handle_binary; + } else if (is_list(obj)) { + ESTACK_PUSH(s, CDR(objp)); + goto L_iter_list; /* on head */ + } else if (!is_nil(obj)) { + goto L_type_error; + } + obj = CDR(objp); + if (is_list(obj)) + goto L_iter_list; /* on tail */ + else if (is_binary(obj)) { + goto handle_binary; + } else if (!is_nil(obj)) { + goto L_type_error; + } + } else if (is_binary(obj)) { + Eterm real_bin; + Uint offset; + Eterm* bptr; + Uint size; + int bitoffs; + int bitsize; + + handle_binary: + size = binary_size(obj); + ERTS_GET_REAL_BIN(obj, real_bin, offset, bitoffs, bitsize); + ASSERT(bitsize == 0); + bptr = binary_val(real_bin); + if (*bptr == HEADER_PROC_BIN) { + ProcBin* pb = (ProcBin *) bptr; + if (bitoffs != 0) { + if (len < size) { + goto L_overflow; + } + erts_copy_bits(pb->bytes+offset, bitoffs, 1, + (byte *) buf, 0, 1, size*8); + csize += size; + buf += size; + len -= size; + } else if (bin_limit && size < bin_limit) { + if (len < size) { + goto L_overflow; + } + sys_memcpy(buf, pb->bytes+offset, size); + csize += size; + buf += size; + len -= size; + } else { + ErtsIOQBinary *qbin; + if (csize != 0) { + io_list_to_vec_set_vec(&iov, &binv, cbin, + cptr, csize, &vlen); + cptr = buf; + csize = 0; + } + if (pb->flags) { + erts_emasculate_writable_binary(pb); + } + if (driver) + qbin = (ErtsIOQBinary*)Binary2ErlDrvBinary(pb->val); + else + qbin = (ErtsIOQBinary*)pb->val; + + io_list_to_vec_set_vec( + &iov, &binv, qbin, + pb->bytes+offset, size, &vlen); + } + } else { + ErlHeapBin* hb = (ErlHeapBin *) bptr; + if (len < size) { + goto L_overflow; + } + copy_binary_to_buffer(buf, 0, + ((byte *) hb->data)+offset, bitoffs, + 8*size); + csize += size; + buf += size; + len -= size; + } + } else if (!is_nil(obj)) { + goto L_type_error; + } + } + + if (csize != 0) { + io_list_to_vec_set_vec(&iov, &binv, cbin, cptr, csize, &vlen); + } + + DESTROY_ESTACK(s); + return vlen; + + L_type_error: + DESTROY_ESTACK(s); + return -2; + + L_overflow: + DESTROY_ESTACK(s); + return -1; +} + +static ERTS_INLINE int +io_list_vec_count(Eterm obj, Uint *v_size, + Uint *c_size, Uint *b_size, Uint *in_clist, + Uint *p_v_size, Uint *p_c_size, Uint *p_in_clist, + Uint blimit) +{ + Uint size = binary_size(obj); + Eterm real; + ERTS_DECLARE_DUMMY(Uint offset); + int bitoffs; + int bitsize; + ERTS_GET_REAL_BIN(obj, real, offset, bitoffs, bitsize); + if (bitsize != 0) return 1; + if (thing_subtag(*binary_val(real)) == REFC_BINARY_SUBTAG && + bitoffs == 0) { + *b_size += size; + if (*b_size < size) return 2; + *in_clist = 0; + ++*v_size; + /* If iov_len is smaller then Uint we split the binary into*/ + /* multiple smaller (2GB) elements in the iolist.*/ + *v_size += size / MAX_SYSIOVEC_IOVLEN; + if (size >= blimit) { + *p_in_clist = 0; + ++*p_v_size; + } else { + *p_c_size += size; + if (!*p_in_clist) { + *p_in_clist = 1; + ++*p_v_size; + } + } + } else { + *c_size += size; + if (*c_size < size) return 2; + if (!*in_clist) { + *in_clist = 1; + ++*v_size; + } + *p_c_size += size; + if (!*p_in_clist) { + *p_in_clist = 1; + ++*p_v_size; + } + } + return 0; +} + +#define IO_LIST_VEC_COUNT(obj) \ + do { \ + switch (io_list_vec_count(obj, &v_size, &c_size, \ + &b_size, &in_clist, \ + &p_v_size, &p_c_size, &p_in_clist, \ + blimit)) { \ + case 1: goto L_type_error; \ + case 2: goto L_overflow_error; \ + default: break; \ + } \ + } while(0) + +/* + * Returns 0 if successful and a non-zero value otherwise. + * + * Return values through pointers: + * *vsize - SysIOVec size needed for a writev + * *csize - Number of bytes not in binary (in the common binary) + * *pvsize - SysIOVec size needed if packing small binaries + * *pcsize - Number of bytes in the common binary if packing + * *total_size - Total size of iolist in bytes + */ +int +erts_ioq_iolist_vec_len(Eterm obj, int* vsize, Uint* csize, + Uint* pvsize, Uint* pcsize, + Uint* total_size, Uint blimit) +{ + DECLARE_ESTACK(s); + Eterm* objp; + Uint v_size = 0; + Uint c_size = 0; + Uint b_size = 0; + Uint in_clist = 0; + Uint p_v_size = 0; + Uint p_c_size = 0; + Uint p_in_clist = 0; + Uint total; + + goto L_jump_start; /* avoid a push */ + + while (!ESTACK_ISEMPTY(s)) { + obj = ESTACK_POP(s); + L_jump_start: + if (is_list(obj)) { + L_iter_list: + objp = list_val(obj); + obj = CAR(objp); + + if (is_byte(obj)) { + c_size++; + if (c_size == 0) { + goto L_overflow_error; + } + if (!in_clist) { + in_clist = 1; + v_size++; + } + p_c_size++; + if (!p_in_clist) { + p_in_clist = 1; + p_v_size++; + } + } + else if (is_binary(obj)) { + IO_LIST_VEC_COUNT(obj); + } + else if (is_list(obj)) { + ESTACK_PUSH(s, CDR(objp)); + goto L_iter_list; /* on head */ + } + else if (!is_nil(obj)) { + goto L_type_error; + } + + obj = CDR(objp); + if (is_list(obj)) + goto L_iter_list; /* on tail */ + else if (is_binary(obj)) { /* binary tail is OK */ + IO_LIST_VEC_COUNT(obj); + } + else if (!is_nil(obj)) { + goto L_type_error; + } + } + else if (is_binary(obj)) { + IO_LIST_VEC_COUNT(obj); + } + else if (!is_nil(obj)) { + goto L_type_error; + } + } + + total = c_size + b_size; + if (total < c_size) { + goto L_overflow_error; + } + *total_size = total; + + DESTROY_ESTACK(s); + *vsize = v_size; + *csize = c_size; + *pvsize = p_v_size; + *pcsize = p_c_size; + return 0; + + L_type_error: + L_overflow_error: + DESTROY_ESTACK(s); + return 1; +} + +typedef struct { + Eterm result_head; + Eterm result_tail; + Eterm input_list; + + UWord acc_size; + Binary *acc; + + /* We yield after copying this many bytes into the accumulator (Minus + * eating a few on consing etc). Large binaries will only count to the + * extent their split (if any) resulted in a copy op. */ + UWord bytereds_available; + UWord bytereds_spent; + + Process *process; + ErtsEStack estack; + + Eterm magic_reference; +} iol2v_state_t; + +static int iol2v_state_destructor(Binary *data) { + iol2v_state_t *state = ERTS_MAGIC_BIN_UNALIGNED_DATA(data); + + DESTROY_SAVED_ESTACK(&state->estack); + + if (state->acc != NULL) { + erts_bin_free(state->acc); + } + + return 1; +} + +static void iol2v_init(iol2v_state_t *state, Process *process, Eterm input) { + state->process = process; + + state->result_head = NIL; + state->result_tail = NIL; + state->input_list = input; + + state->magic_reference = NIL; + state->acc_size = 0; + state->acc = NULL; + + CLEAR_SAVED_ESTACK(&state->estack); +} + +static Eterm iol2v_make_sub_bin(iol2v_state_t *state, Eterm bin_term, + UWord offset, UWord size) { + Uint byte_offset, bit_offset, bit_size; + ErlSubBin *sb; + Eterm orig_pb_term; + + sb = (ErlSubBin*)HAlloc(state->process, ERL_SUB_BIN_SIZE); + + ERTS_GET_REAL_BIN(bin_term, orig_pb_term, + byte_offset, bit_offset, bit_size); + + (void)bit_offset; + (void)bit_size; + + sb->thing_word = HEADER_SUB_BIN; + sb->bitsize = 0; + sb->bitoffs = 0; + sb->orig = orig_pb_term; + sb->is_writable = 0; + + sb->offs = byte_offset + offset; + sb->size = size; + + return make_binary(sb); +} + +static Eterm iol2v_promote_acc(iol2v_state_t *state) { + ProcBin *pb; + + state->acc = erts_bin_realloc(state->acc, state->acc_size); + + pb = (ProcBin*)HAlloc(state->process, PROC_BIN_SIZE); + pb->thing_word = HEADER_PROC_BIN; + pb->size = state->acc_size; + pb->val = state->acc; + pb->bytes = (byte*)(state->acc)->orig_bytes; + pb->flags = 0; + pb->next = MSO(state->process).first; + OH_OVERHEAD(&(MSO(state->process)), pb->size / sizeof(Eterm)); + MSO(state->process).first = (struct erl_off_heap_header*)pb; + + state->acc_size = 0; + state->acc = NULL; + + return make_binary(pb); +} + +/* Destructively enqueues a term to the result list, saving us the hassle of + * having to reverse it later. This is safe since GC is disabled and we never + * leak the unfinished term to the outside. */ +static void iol2v_enqueue_result(iol2v_state_t *state, Eterm term) { + Eterm prev_tail; + Eterm *hp; + + prev_tail = state->result_tail; + + hp = HAlloc(state->process, 2); + state->result_tail = CONS(hp, term, NIL); + + if(prev_tail != NIL) { + Eterm *prev_cell = list_val(prev_tail); + CDR(prev_cell) = state->result_tail; + } else { + state->result_head = state->result_tail; + } + + state->bytereds_spent += 1; +} + +#ifndef DEBUG + #define ACC_REALLOCATION_LIMIT (IOL2V_SMALL_BIN_LIMIT * 32) +#else + #define ACC_REALLOCATION_LIMIT (IOL2V_SMALL_BIN_LIMIT * 4) +#endif + +static void iol2v_expand_acc(iol2v_state_t *state, UWord extra) { + UWord required_bytes, acc_alloc_size; + + ERTS_CT_ASSERT(ERTS_UWORD_MAX > ACC_REALLOCATION_LIMIT / 2); + ASSERT(extra >= 1); + + acc_alloc_size = state->acc != NULL ? (state->acc)->orig_size : 0; + required_bytes = state->acc_size + extra; + + if (state->acc == NULL) { + UWord new_size = MAX(required_bytes, IOL2V_SMALL_BIN_LIMIT); + + state->acc = erts_bin_nrml_alloc(new_size); + } else if (required_bytes > acc_alloc_size) { + Binary *prev_acc; + UWord new_size; + + if (acc_alloc_size >= ACC_REALLOCATION_LIMIT) { + /* We skip reallocating once we hit a certain point; it often + * results in extra copying and we're very likely to overallocate + * on anything other than absurdly long byte/heapbin sequences. */ + iol2v_enqueue_result(state, iol2v_promote_acc(state)); + iol2v_expand_acc(state, extra); + return; + } + + new_size = MAX(required_bytes, acc_alloc_size * 2); + prev_acc = state->acc; + + state->acc = erts_bin_realloc(prev_acc, new_size); + + if (prev_acc != state->acc) { + state->bytereds_spent += state->acc_size; + } + } + + state->bytereds_spent += extra; +} + +static int iol2v_append_byte_seq(iol2v_state_t *state, Eterm seq_start, Eterm *seq_end) { + Eterm lookahead, iterator; + Uint observed_bits; + SWord seq_length; + char *acc_data; + + lookahead = seq_start; + seq_length = 0; + + ASSERT(state->bytereds_available > state->bytereds_spent); + + while (is_list(lookahead)) { + Eterm *cell = list_val(lookahead); + + if (!is_small(CAR(cell))) { + break; + } + + if (seq_length * 2 >= (state->bytereds_available - state->bytereds_spent)) { + break; + } + + lookahead = CDR(cell); + seq_length += 1; + } + + ASSERT(seq_length >= 1); + + iol2v_expand_acc(state, seq_length); + + /* Bump a few extra reductions to account for list traversal. */ + state->bytereds_spent += seq_length; + + acc_data = &(state->acc)->orig_bytes[state->acc_size]; + state->acc_size += seq_length; + + iterator = seq_start; + observed_bits = 0; + + while (iterator != lookahead) { + Eterm *cell; + Uint byte; + + cell = list_val(iterator); + iterator = CDR(cell); + + byte = unsigned_val(CAR(cell)); + observed_bits |= byte; + + ASSERT(acc_data < &(state->acc)->orig_bytes[state->acc_size]); + *(acc_data++) = byte; + } + + if (observed_bits > UCHAR_MAX) { + return 0; + } + + ASSERT(acc_data == &(state->acc)->orig_bytes[state->acc_size]); + *seq_end = iterator; + + return 1; +} + +static int iol2v_append_binary(iol2v_state_t *state, Eterm bin_term) { + int is_acc_small, is_bin_small; + UWord combined_size; + UWord binary_size; + + Uint byte_offset, bit_offset, bit_size; + Eterm *parent_header; + Eterm parent_binary; + byte *binary_data; + + ASSERT(state->bytereds_available > state->bytereds_spent); + + ERTS_GET_REAL_BIN(bin_term, parent_binary, byte_offset, bit_offset, bit_size); + parent_header = binary_val(parent_binary); + binary_size = binary_size(bin_term); + + if (bit_offset != 0 || bit_size != 0) { + return 0; + } else if (binary_size == 0) { + state->bytereds_spent += 1; + return 1; + } + + is_acc_small = state->acc_size < IOL2V_SMALL_BIN_LIMIT; + is_bin_small = binary_size < IOL2V_SMALL_BIN_LIMIT; + combined_size = binary_size + state->acc_size; + + if (thing_subtag(*parent_header) == REFC_BINARY_SUBTAG) { + ProcBin *pb = (ProcBin*)parent_header; + + if (pb->flags) { + erts_emasculate_writable_binary(pb); + } + + binary_data = pb->bytes; + } else { + ErlHeapBin *hb = (ErlHeapBin*)parent_header; + + ASSERT(thing_subtag(*parent_header) == HEAP_BINARY_SUBTAG); + ASSERT(is_bin_small); + + binary_data = &((unsigned char*)&hb->data)[byte_offset]; + } + + if (!is_bin_small && (state->acc_size == 0 || !is_acc_small)) { + /* Avoid combining if we encounter an acceptably large binary while the + * accumulator is either empty or large enough to be returned on its + * own. */ + if (state->acc_size != 0) { + iol2v_enqueue_result(state, iol2v_promote_acc(state)); + } + + iol2v_enqueue_result(state, bin_term); + } else if (is_bin_small || combined_size < (IOL2V_SMALL_BIN_LIMIT * 2)) { + /* If the candidate is small or we can't split the combination in two, + * then just copy it into the accumulator. */ + iol2v_expand_acc(state, binary_size); + + sys_memcpy(&(state->acc)->orig_bytes[state->acc_size], + binary_data, binary_size); + + state->acc_size += binary_size; + } else { + /* Otherwise, append enough data for the accumulator to be valid, and + * then return the rest as a sub-binary. */ + UWord spill = IOL2V_SMALL_BIN_LIMIT - state->acc_size; + Eterm binary_tail; + + iol2v_expand_acc(state, spill); + + sys_memcpy(&(state->acc)->orig_bytes[state->acc_size], + binary_data, spill); + + state->acc_size += spill; + + binary_tail = iol2v_make_sub_bin(state, bin_term, spill, + binary_size - spill); + + iol2v_enqueue_result(state, iol2v_promote_acc(state)); + iol2v_enqueue_result(state, binary_tail); + } + + return 1; +} + +static BIF_RETTYPE iol2v_yield(iol2v_state_t *state) { + if (is_nil(state->magic_reference)) { + iol2v_state_t *boxed_state; + Binary *magic_binary; + Eterm *hp; + + magic_binary = erts_create_magic_binary_x(sizeof(*state), + &iol2v_state_destructor, ERTS_ALC_T_BINARY, 1); + + boxed_state = ERTS_MAGIC_BIN_UNALIGNED_DATA(magic_binary); + sys_memcpy(boxed_state, state, sizeof(*state)); + + hp = HAlloc(boxed_state->process, ERTS_MAGIC_REF_THING_SIZE); + boxed_state->magic_reference = + erts_mk_magic_ref(&hp, &MSO(boxed_state->process), magic_binary); + + state = boxed_state; + } + + ERTS_BIF_YIELD1(bif_export[BIF_iolist_to_iovec_1], + state->process, state->magic_reference); +} + +static BIF_RETTYPE iol2v_continue(iol2v_state_t *state) { + Eterm iterator; + + DECLARE_ESTACK(s); + ESTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK); + + state->bytereds_available = + ERTS_BIF_REDS_LEFT(state->process) * IOL2V_SMALL_BIN_LIMIT; + state->bytereds_spent = 0; + + if (state->estack.start) { + ESTACK_RESTORE(s, &state->estack); + } + + iterator = state->input_list; + + for(;;) { + if (state->bytereds_spent >= state->bytereds_available) { + ESTACK_SAVE(s, &state->estack); + state->input_list = iterator; + + return iol2v_yield(state); + } + + while (is_list(iterator)) { + Eterm *cell; + Eterm head; + + cell = list_val(iterator); + head = CAR(cell); + + if (is_binary(head)) { + if (!iol2v_append_binary(state, head)) { + goto l_badarg; + } + + iterator = CDR(cell); + } else if (is_small(head)) { + Eterm seq_end; + + if (!iol2v_append_byte_seq(state, iterator, &seq_end)) { + goto l_badarg; + } + + iterator = seq_end; + } else if (is_list(head) || is_nil(head)) { + Eterm tail = CDR(cell); + + if (!is_nil(tail)) { + ESTACK_PUSH(s, tail); + } + + state->bytereds_spent += 1; + iterator = head; + } else { + goto l_badarg; + } + + if (state->bytereds_spent >= state->bytereds_available) { + ESTACK_SAVE(s, &state->estack); + state->input_list = iterator; + + return iol2v_yield(state); + } + } + + if (is_binary(iterator)) { + if (!iol2v_append_binary(state, iterator)) { + goto l_badarg; + } + } else if (!is_nil(iterator)) { + goto l_badarg; + } + + if(ESTACK_ISEMPTY(s)) { + break; + } + + iterator = ESTACK_POP(s); + } + + if (state->acc_size != 0) { + iol2v_enqueue_result(state, iol2v_promote_acc(state)); + } + + BUMP_REDS(state->process, state->bytereds_spent / IOL2V_SMALL_BIN_LIMIT); + + CLEAR_SAVED_ESTACK(&state->estack); + DESTROY_ESTACK(s); + + BIF_RET(state->result_head); + +l_badarg: + CLEAR_SAVED_ESTACK(&state->estack); + DESTROY_ESTACK(s); + + if (state->acc != NULL) { + erts_bin_free(state->acc); + state->acc = NULL; + } + + BIF_ERROR(state->process, BADARG); +} + +HIPE_WRAPPER_BIF_DISABLE_GC(iolist_to_iovec, 1) + +BIF_RETTYPE iolist_to_iovec_1(BIF_ALIST_1) { + BIF_RETTYPE result; + + if (is_nil(BIF_ARG_1)) { + BIF_RET(NIL); + } else if (is_binary(BIF_ARG_1)) { + if (binary_size(BIF_ARG_1) != 0) { + Eterm *hp = HAlloc(BIF_P, 2); + + BIF_RET(CONS(hp, BIF_ARG_1, NIL)); + } else { + BIF_RET(NIL); + } + } else if (is_internal_magic_ref(BIF_ARG_1)) { + iol2v_state_t *state; + Binary *magic; + + magic = erts_magic_ref2bin(BIF_ARG_1); + + if (ERTS_MAGIC_BIN_DESTRUCTOR(magic) != &iol2v_state_destructor) { + ASSERT(!(BIF_P->flags & F_DISABLE_GC)); + BIF_ERROR(BIF_P, BADARG); + } + + ASSERT(BIF_P->flags & F_DISABLE_GC); + + state = ERTS_MAGIC_BIN_UNALIGNED_DATA(magic); + result = iol2v_continue(state); + } else if (!is_list(BIF_ARG_1)) { + ASSERT(!(BIF_P->flags & F_DISABLE_GC)); + BIF_ERROR(BIF_P, BADARG); + } else { + iol2v_state_t state; + + iol2v_init(&state, BIF_P, BIF_ARG_1); + + erts_set_gc_state(BIF_P, 0); + + result = iol2v_continue(&state); + } + + if (result != THE_NON_VALUE || BIF_P->freason != TRAP) { + erts_set_gc_state(BIF_P, 1); + } + + BIF_RET(result); +} diff --git a/erts/emulator/beam/erl_io_queue.h b/erts/emulator/beam/erl_io_queue.h new file mode 100644 index 0000000000..51abe99510 --- /dev/null +++ b/erts/emulator/beam/erl_io_queue.h @@ -0,0 +1,201 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2017. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + */ + +/* + * Description: A queue used for storing binary data that should be + * passed to writev or similar functions. Used by both + * the nif and driver api. + * + * Author: Lukas Larsson + */ + +#ifndef ERL_IO_QUEUE_H__TYPES__ +#define ERL_IO_QUEUE_H__TYPES__ + +#define ERTS_BINARY_TYPES_ONLY__ +#include "erl_binary.h" +#undef ERTS_BINARY_TYPES_ONLY__ +#include "erl_nif.h" + +#ifdef DEBUG +#define MAX_SYSIOVEC_IOVLEN (1ull << (32 - 1)) +#else +#define MAX_SYSIOVEC_IOVLEN (1ull << (sizeof(((SysIOVec*)0)->iov_len) * 8 - 1)) +#endif + +#define ERTS_SMALL_IO_QUEUE 5 + +typedef union { + ErlDrvBinary driver; + Binary nif; +} ErtsIOQBinary; + +typedef struct { + int vsize; /* length of vectors */ + Uint size; /* total size in bytes */ + SysIOVec* iov; + ErtsIOQBinary** binv; +} ErtsIOVecCommon; + +typedef union { + ErtsIOVecCommon common; + ErlIOVec driver; + ErlNifIOVec nif; +} ErtsIOVec; + +/* head/tail represent the data in the queue + * start/end represent the edges of the allocated queue + * small is used when the number of iovec elements is < SMALL_IO_QUEUE + */ +typedef struct erts_io_queue { + ErtsAlcType_t alct; + int driver; + Uint size; /* total size in bytes */ + + SysIOVec* v_start; + SysIOVec* v_end; + SysIOVec* v_head; + SysIOVec* v_tail; + SysIOVec v_small[ERTS_SMALL_IO_QUEUE]; + + ErtsIOQBinary **b_start; + ErtsIOQBinary **b_end; + ErtsIOQBinary **b_head; + ErtsIOQBinary **b_tail; + ErtsIOQBinary *b_small[ERTS_SMALL_IO_QUEUE]; + +} ErtsIOQueue; + +#endif /* ERL_IO_QUEUE_H__TYPES__ */ + +#if !defined(ERL_IO_QUEUE_H) && !defined(ERTS_IO_QUEUE_TYPES_ONLY__) +#define ERL_IO_QUEUE_H + +#include "erl_binary.h" +#include "erl_bits.h" + +void erts_ioq_init(ErtsIOQueue *q, ErtsAlcType_t alct, int driver); +void erts_ioq_clear(ErtsIOQueue *q); +Uint erts_ioq_size(ErtsIOQueue *q); +int erts_ioq_enqv(ErtsIOQueue *q, ErtsIOVec *vec, Uint skip); +int erts_ioq_pushqv(ErtsIOQueue *q, ErtsIOVec *vec, Uint skip); +int erts_ioq_deq(ErtsIOQueue *q, Uint Uint); +Uint erts_ioq_peekqv(ErtsIOQueue *q, ErtsIOVec *ev); +SysIOVec *erts_ioq_peekq(ErtsIOQueue *q, int *vlenp); +Uint erts_ioq_sizeq(ErtsIOQueue *q); + +int erts_ioq_iolist_vec_len(Eterm obj, int* vsize, Uint* csize, + Uint* pvsize, Uint* pcsize, + Uint* total_size, Uint blimit); +int erts_ioq_iolist_to_vec(Eterm obj, SysIOVec* iov, + ErtsIOQBinary** binv, ErtsIOQBinary* cbin, + Uint bin_limit, int driver_binary); + +ERTS_GLB_INLINE +int erts_ioq_iodata_vec_len(Eterm obj, int* vsize, Uint* csize, + Uint* pvsize, Uint* pcsize, + Uint* total_size, Uint blimit); +ERTS_GLB_INLINE +int erts_ioq_iodata_to_vec(Eterm obj, SysIOVec* iov, + ErtsIOQBinary** binv, ErtsIOQBinary* cbin, + Uint bin_limit, int driver_binary); + + +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +ERTS_GLB_INLINE +int erts_ioq_iodata_vec_len(Eterm obj, int* vsize, Uint* csize, + Uint* pvsize, Uint* pcsize, + Uint* total_size, Uint blimit) { + if (is_binary(obj)) { + /* We optimize for when we get a procbin without a bit-offset + * that fits in one iov slot + */ + Eterm real_bin; + byte bitoffs; + byte bitsize; + ERTS_DECLARE_DUMMY(Uint offset); + Uint size = binary_size(obj); + ERTS_GET_REAL_BIN(obj, real_bin, offset, bitoffs, bitsize); + if (size < MAX_SYSIOVEC_IOVLEN && bitoffs == 0 && bitsize == 0) { + *vsize = 1; + *pvsize = 1; + if (thing_subtag(*binary_val(real_bin)) == REFC_BINARY_SUBTAG) { + *csize = 0; + *pcsize = 0; + } else { + *csize = size; + *pcsize = size; + } + *total_size = size; + return 0; + } + } + + return erts_ioq_iolist_vec_len(obj, vsize, csize, + pvsize, pcsize, total_size, blimit); +} + +ERTS_GLB_INLINE +int erts_ioq_iodata_to_vec(Eterm obj, + SysIOVec *iov, + ErtsIOQBinary **binv, + ErtsIOQBinary *cbin, + Uint bin_limit, + int driver) +{ + if (is_binary(obj)) { + Eterm real_bin; + byte bitoffs; + byte bitsize; + Uint offset; + Uint size = binary_size(obj); + ERTS_GET_REAL_BIN(obj, real_bin, offset, bitoffs, bitsize); + if (size < MAX_SYSIOVEC_IOVLEN && bitoffs == 0 && bitsize == 0) { + Eterm *bptr = binary_val(real_bin); + if (thing_subtag(*bptr) == REFC_BINARY_SUBTAG) { + ProcBin *pb = (ProcBin *)bptr; + if (pb->flags) + erts_emasculate_writable_binary(pb); + iov[0].iov_base = pb->bytes+offset; + iov[0].iov_len = size; + if (driver) + binv[0] = (ErtsIOQBinary*)Binary2ErlDrvBinary(pb->val); + else + binv[0] = (ErtsIOQBinary*)pb->val; + return 1; + } else { + ErlHeapBin* hb = (ErlHeapBin *)bptr; + byte *buf = driver ? (byte*)cbin->driver.orig_bytes : + (byte*)cbin->nif.orig_bytes; + copy_binary_to_buffer(buf, 0, ((byte *) hb->data)+offset, 0, 8*size); + iov[0].iov_base = buf; + iov[0].iov_len = size; + binv[0] = cbin; + return 1; + } + } + } + return erts_ioq_iolist_to_vec(obj, iov, binv, cbin, bin_limit, driver); +} + +#endif + +#endif /* ERL_IO_QUEUE_H */ diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c index b68b48874d..47c0fd2869 100644 --- a/erts/emulator/beam/erl_lock_check.c +++ b/erts/emulator/beam/erl_lock_check.c @@ -160,9 +160,9 @@ static erts_lc_lock_order_t erts_lock_order[] = { { "xports_list_pre_alloc_lock", "address" }, { "inet_buffer_stack_lock", NULL }, { "system_block", NULL }, - { "timeofday", NULL }, { "get_time", NULL }, { "get_corrected_time", NULL }, + { "runtime", NULL }, { "breakpoints", NULL }, { "pix_lock", "address" }, { "run_queues_lists", NULL }, diff --git a/erts/emulator/beam/erl_monitors.c b/erts/emulator/beam/erl_monitors.c index 67c552b364..1c840d89f6 100644 --- a/erts/emulator/beam/erl_monitors.c +++ b/erts/emulator/beam/erl_monitors.c @@ -993,7 +993,6 @@ Eterm erts_debug_dump_monitors_1(BIF_ALIST_1) erts_dump_monitors(dep->monitors,0); erts_de_links_unlock(dep); erts_printf("Monitors dumped-------------------------\n"); - erts_deref_dist_entry(dep); BIF_RET(am_true); } else { BIF_ERROR(p,BADARG); @@ -1038,7 +1037,6 @@ Eterm erts_debug_dump_links_1(BIF_ALIST_1) erts_dump_links(dep->nlinks,0); erts_de_links_unlock(dep); erts_printf("Links dumped----------------------------\n"); - erts_deref_dist_entry(dep); BIF_RET(am_true); } else { BIF_ERROR(p,BADARG); diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 05bcf73451..d3271a4560 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -56,6 +56,7 @@ #include "erl_process.h" #include "erl_bif_unique.h" #include "erl_utils.h" +#include "erl_io_queue.h" #undef ERTS_WANT_NFUNC_SCHED_INTERNALS__ #define ERTS_WANT_NFUNC_SCHED_INTERNALS__ #include "erl_nfunc_sched.h" @@ -66,7 +67,6 @@ #include <limits.h> #include <stddef.h> /* offsetof */ - /* Information about a loaded nif library. * Each successful call to erlang:load_nif will allocate an instance of * erl_module_nif. Two calls opening the same library will thus have the same @@ -3259,6 +3259,363 @@ int enif_compare_monitors(const ErlNifMonitor *monitor1, ERTS_REF_THING_SIZE*sizeof(Eterm)); } +ErlNifIOQueue *enif_ioq_create(ErlNifIOQueueOpts opts) +{ + ErlNifIOQueue *q; + + if (opts != ERL_NIF_IOQ_NORMAL) + return NULL; + + q = enif_alloc(sizeof(ErlNifIOQueue)); + if (!q) return NULL; + erts_ioq_init(q, ERTS_ALC_T_NIF, 0); + + return q; +} + +void enif_ioq_destroy(ErlNifIOQueue *q) +{ + erts_ioq_clear(q); + enif_free(q); +} + +/* If the iovec was preallocated (Stack or otherwise) it needs to be marked as + * such to perform a proper free. */ +#define ERL_NIF_IOVEC_FLAGS_PREALLOC (1 << 0) + +void enif_free_iovec(ErlNifIOVec *iov) +{ + int i; + /* Decrement the refc of all the binaries */ + for (i = 0; i < iov->iovcnt; i++) { + Binary *bptr = ((Binary**)iov->ref_bins)[i]; + /* bptr can be null if enq_binary was used */ + if (bptr && erts_refc_dectest(&bptr->intern.refc, 0) == 0) { + erts_bin_free(bptr); + } + } + + if (!(iov->flags & ERL_NIF_IOVEC_FLAGS_PREALLOC)) { + enif_free(iov); + } +} + +typedef struct { + UWord sublist_length; + Eterm sublist_start; + Eterm sublist_end; + + UWord offheap_size; + UWord onheap_size; + + UWord iovec_len; +} iovec_slice_t; + +static int examine_iovec_term(Eterm list, UWord max_length, iovec_slice_t *result) { + Eterm lookahead; + + result->sublist_start = list; + result->sublist_length = 0; + result->offheap_size = 0; + result->onheap_size = 0; + result->iovec_len = 0; + + lookahead = result->sublist_start; + + while (is_list(lookahead)) { + Eterm *binary_header, binary; + Eterm *cell; + UWord size; + + cell = list_val(lookahead); + binary = CAR(cell); + + if (!is_binary(binary)) { + return 0; + } + + size = binary_size(binary); + binary_header = binary_val(binary); + + /* If we're a sub-binary we'll need to check our underlying binary to + * determine whether we're on-heap or not. */ + if(thing_subtag(*binary_header) == SUB_BINARY_SUBTAG) { + ErlSubBin *sb = (ErlSubBin*)binary_header; + + /* Reject bitstrings */ + if((sb->bitoffs + sb->bitsize) > 0) { + return 0; + } + + ASSERT(size <= binary_size(sb->orig)); + binary_header = binary_val(sb->orig); + } + + if(thing_subtag(*binary_header) == HEAP_BINARY_SUBTAG) { + ASSERT(size <= ERL_ONHEAP_BIN_LIMIT); + + result->iovec_len += 1; + result->onheap_size += size; + } else { + ASSERT(thing_subtag(*binary_header) == REFC_BINARY_SUBTAG); + + result->iovec_len += 1 + size / MAX_SYSIOVEC_IOVLEN; + result->offheap_size += size; + } + + result->sublist_length += 1; + lookahead = CDR(cell); + + if(result->sublist_length >= max_length) { + break; + } + } + + if (!is_nil(lookahead) && !is_list(lookahead)) { + return 0; + } + + result->sublist_end = lookahead; + + return 1; +} + +static void inspect_raw_binary_data(Eterm binary, ErlNifBinary *result) { + Eterm *parent_header; + Eterm parent_binary; + + int bit_offset, bit_size; + Uint byte_offset; + + ASSERT(is_binary(binary)); + + ERTS_GET_REAL_BIN(binary, parent_binary, byte_offset, bit_offset, bit_size); + + parent_header = binary_val(parent_binary); + + result->size = binary_size(binary); + result->bin_term = binary; + + if (thing_subtag(*parent_header) == REFC_BINARY_SUBTAG) { + ProcBin *pb = (ProcBin*)parent_header; + + ASSERT(pb->val != NULL); + ASSERT(byte_offset < pb->size); + ASSERT(&pb->bytes[byte_offset] >= (byte*)(pb->val)->orig_bytes); + + result->data = (unsigned char*)&pb->bytes[byte_offset]; + result->ref_bin = (void*)pb->val; + } else { + ErlHeapBin *hb = (ErlHeapBin*)parent_header; + + ASSERT(thing_subtag(*parent_header) == HEAP_BINARY_SUBTAG); + + result->data = &((unsigned char*)&hb->data)[byte_offset]; + result->ref_bin = NULL; + } +} + +static int fill_iovec_with_slice(ErlNifEnv *env, + iovec_slice_t *slice, + ErlNifIOVec *iovec) { + UWord onheap_offset, iovec_idx; + ErlNifBinary onheap_data; + Eterm sublist_iterator; + + /* Set up a common refc binary for all on-heap binaries. */ + if (slice->onheap_size > 0) { + if (!enif_alloc_binary(slice->onheap_size, &onheap_data)) { + return 0; + } + } + + sublist_iterator = slice->sublist_start; + onheap_offset = 0; + iovec_idx = 0; + + while (sublist_iterator != slice->sublist_end) { + ErlNifBinary raw_data; + Eterm *cell; + + cell = list_val(sublist_iterator); + inspect_raw_binary_data(CAR(cell), &raw_data); + + /* If this isn't a refc binary, copy its contents to the onheap buffer + * and reference that instead. */ + if (raw_data.ref_bin == NULL) { + ASSERT(onheap_offset < onheap_data.size); + ASSERT(slice->onheap_size > 0); + + sys_memcpy(&onheap_data.data[onheap_offset], + raw_data.data, raw_data.size); + + raw_data.data = &onheap_data.data[onheap_offset]; + raw_data.ref_bin = onheap_data.ref_bin; + } + + ASSERT(raw_data.ref_bin != NULL); + + while (raw_data.size > 0) { + UWord chunk_len = MIN(raw_data.size, MAX_SYSIOVEC_IOVLEN); + + ASSERT(iovec_idx < iovec->iovcnt); + + iovec->iov[iovec_idx].iov_base = raw_data.data; + iovec->iov[iovec_idx].iov_len = chunk_len; + + iovec->ref_bins[iovec_idx] = raw_data.ref_bin; + + raw_data.data += chunk_len; + raw_data.size -= chunk_len; + + iovec_idx += 1; + } + + sublist_iterator = CDR(cell); + } + + ASSERT(iovec_idx == iovec->iovcnt); + + if (env == NULL) { + int i; + for (i = 0; i < iovec->iovcnt; i++) { + Binary *refc_binary = (Binary*)(iovec->ref_bins[i]); + erts_refc_inc(&refc_binary->intern.refc, 1); + } + + if (slice->onheap_size > 0) { + /* Transfer ownership to the iovec; we've taken references to it in + * the above loop. */ + enif_release_binary(&onheap_data); + } + } else { + if (slice->onheap_size > 0) { + /* Attach the binary to our environment and let the GC take care of + * it after returning. */ + enif_make_binary(env, &onheap_data); + } + } + + return 1; +} + +static int create_iovec_from_slice(ErlNifEnv *env, + iovec_slice_t *slice, + ErlNifIOVec **result) { + ErlNifIOVec *iovec = *result; + + if (iovec && slice->iovec_len < ERL_NIF_IOVEC_SIZE) { + iovec->iov = iovec->small_iov; + iovec->ref_bins = iovec->small_ref_bin; + iovec->flags = ERL_NIF_IOVEC_FLAGS_PREALLOC; + } else { + UWord iov_offset, binv_offset, alloc_size; + char *alloc_base; + + iov_offset = ERTS_ALC_DATA_ALIGN_SIZE(sizeof(ErlNifIOVec)); + binv_offset = iov_offset; + binv_offset += ERTS_ALC_DATA_ALIGN_SIZE(slice->iovec_len * sizeof(SysIOVec)); + alloc_size = binv_offset; + alloc_size += slice->iovec_len * sizeof(Binary*); + + /* If we have an environment we'll attach the allocated data to it. The + * GC will take care of releasing it later on. */ + if (env != NULL) { + ErlNifBinary gc_bin; + + if (!enif_alloc_binary(alloc_size, &gc_bin)) { + return 0; + } + + alloc_base = (char*)gc_bin.data; + enif_make_binary(env, &gc_bin); + } else { + alloc_base = enif_alloc(alloc_size); + } + + iovec = (ErlNifIOVec*)alloc_base; + iovec->iov = (SysIOVec*)(alloc_base + iov_offset); + iovec->ref_bins = (void**)(alloc_base + binv_offset); + iovec->flags = 0; + } + + iovec->size = slice->offheap_size + slice->onheap_size; + iovec->iovcnt = slice->iovec_len; + + if(!fill_iovec_with_slice(env, slice, iovec)) { + if (env == NULL && !(iovec->flags & ERL_NIF_IOVEC_FLAGS_PREALLOC)) { + enif_free(iovec); + } + + return 0; + } + + *result = iovec; + + return 1; +} + +int enif_inspect_iovec(ErlNifEnv *env, size_t max_elements, + ERL_NIF_TERM list, ERL_NIF_TERM *tail, + ErlNifIOVec **iov) { + iovec_slice_t slice; + + if(!examine_iovec_term(list, max_elements, &slice)) { + return 0; + } else if(!create_iovec_from_slice(env, &slice, iov)) { + return 0; + } + + (*tail) = slice.sublist_end; + + return 1; +} + +/* */ +int enif_ioq_enqv(ErlNifIOQueue *q, ErlNifIOVec *iov, size_t skip) +{ + if(skip <= iov->size) { + return !erts_ioq_enqv(q, (ErtsIOVec*)iov, skip); + } + + return 0; +} + +int enif_ioq_enq_binary(ErlNifIOQueue *q, ErlNifBinary *bin, size_t skip) +{ + ErlNifIOVec vec = {1, bin->size, NULL, NULL, ERL_NIF_IOVEC_FLAGS_PREALLOC }; + Binary *ref_bin = (Binary*)bin->ref_bin; + int res; + vec.iov = vec.small_iov; + vec.ref_bins = vec.small_ref_bin; + vec.iov[0].iov_base = bin->data; + vec.iov[0].iov_len = bin->size; + ((Binary**)(vec.ref_bins))[0] = ref_bin; + + res = enif_ioq_enqv(q, &vec, skip); + enif_release_binary(bin); + return res; +} + +size_t enif_ioq_size(ErlNifIOQueue *q) +{ + return erts_ioq_size(q); +} + +int enif_ioq_deq(ErlNifIOQueue *q, size_t elems, size_t *size) +{ + if (erts_ioq_deq(q, elems) == -1) + return 0; + if (size) + *size = erts_ioq_size(q); + return 1; +} + +SysIOVec *enif_ioq_peek(ErlNifIOQueue *q, int *iovlen) +{ + return erts_ioq_peekq(q, iovlen); +} + /*************************************************************************** ** load_nif/2 ** ***************************************************************************/ diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h index b0d5c39798..d195721054 100644 --- a/erts/emulator/beam/erl_nif.h +++ b/erts/emulator/beam/erl_nif.h @@ -50,6 +50,7 @@ ** 2.9: 18.2 enif_getenv ** 2.10: Time API ** 2.11: 19.0 enif_snprintf +** 2.12: 20.0 add enif_queue */ #define ERL_NIF_MAJOR_VERSION 2 #define ERL_NIF_MINOR_VERSION 12 @@ -241,6 +242,28 @@ typedef enum { ERL_NIF_PHASH2 = 2 } ErlNifHash; +#define ERL_NIF_IOVEC_SIZE 16 + +typedef struct erl_nif_io_vec { + int iovcnt; /* length of vectors */ + size_t size; /* total size in bytes */ + SysIOVec *iov; + + /* internals (avert your eyes) */ + void **ref_bins; /* Binary[] */ + int flags; + + /* Used when stack allocating the io vec */ + SysIOVec small_iov[ERL_NIF_IOVEC_SIZE]; + void *small_ref_bin[ERL_NIF_IOVEC_SIZE]; +} ErlNifIOVec; + +typedef struct erts_io_queue ErlNifIOQueue; + +typedef enum { + ERL_NIF_IOQ_NORMAL = 1 +} ErlNifIOQueueOpts; + /* * Return values from enif_thread_type(). Negative values * reserved for specific types of non-scheduler threads. diff --git a/erts/emulator/beam/erl_nif_api_funcs.h b/erts/emulator/beam/erl_nif_api_funcs.h index 94c04cd126..9e573307d8 100644 --- a/erts/emulator/beam/erl_nif_api_funcs.h +++ b/erts/emulator/beam/erl_nif_api_funcs.h @@ -184,6 +184,21 @@ ERL_NIF_API_FUNC_DECL(ErlNifUInt64,enif_hash,(ErlNifHash type, ERL_NIF_TERM term ERL_NIF_API_FUNC_DECL(int, enif_whereis_pid, (ErlNifEnv *env, ERL_NIF_TERM name, ErlNifPid *pid)); ERL_NIF_API_FUNC_DECL(int, enif_whereis_port, (ErlNifEnv *env, ERL_NIF_TERM name, ErlNifPort *port)); +ERL_NIF_API_FUNC_DECL(ErlNifIOQueue *,enif_ioq_create,(ErlNifIOQueueOpts opts)); +ERL_NIF_API_FUNC_DECL(void,enif_ioq_destroy,(ErlNifIOQueue *q)); + +ERL_NIF_API_FUNC_DECL(int,enif_ioq_enq_binary,(ErlNifIOQueue *q, ErlNifBinary *bin, size_t skip)); +ERL_NIF_API_FUNC_DECL(int,enif_ioq_enqv,(ErlNifIOQueue *q, ErlNifIOVec *iov, size_t skip)); + +ERL_NIF_API_FUNC_DECL(size_t,enif_ioq_size,(ErlNifIOQueue *q)); +ERL_NIF_API_FUNC_DECL(int,enif_ioq_deq,(ErlNifIOQueue *q, size_t count, size_t *size)); + +ERL_NIF_API_FUNC_DECL(SysIOVec*,enif_ioq_peek,(ErlNifIOQueue *q, int *iovlen)); + +ERL_NIF_API_FUNC_DECL(int,enif_inspect_iovec,(ErlNifEnv *env, size_t max_length, ERL_NIF_TERM iovec_term, ERL_NIF_TERM *tail, ErlNifIOVec **iovec)); +ERL_NIF_API_FUNC_DECL(void,enif_free_iovec,(ErlNifIOVec *iov)); + + /* ** ADD NEW ENTRIES HERE (before this comment) !!! */ @@ -348,6 +363,16 @@ ERL_NIF_API_FUNC_DECL(int, enif_whereis_port, (ErlNifEnv *env, ERL_NIF_TERM name # define enif_hash ERL_NIF_API_FUNC_MACRO(enif_hash) # define enif_whereis_pid ERL_NIF_API_FUNC_MACRO(enif_whereis_pid) # define enif_whereis_port ERL_NIF_API_FUNC_MACRO(enif_whereis_port) +# define enif_ioq_create ERL_NIF_API_FUNC_MACRO(enif_ioq_create) +# define enif_ioq_destroy ERL_NIF_API_FUNC_MACRO(enif_ioq_destroy) +# define enif_ioq_enq ERL_NIF_API_FUNC_MACRO(enif_ioq_enq) +# define enif_ioq_enq_binary ERL_NIF_API_FUNC_MACRO(enif_ioq_enq_binary) +# define enif_ioq_enqv ERL_NIF_API_FUNC_MACRO(enif_ioq_enqv) +# define enif_ioq_size ERL_NIF_API_FUNC_MACRO(enif_ioq_size) +# define enif_ioq_deq ERL_NIF_API_FUNC_MACRO(enif_ioq_deq) +# define enif_ioq_peek ERL_NIF_API_FUNC_MACRO(enif_ioq_peek) +# define enif_inspect_iovec ERL_NIF_API_FUNC_MACRO(enif_inspect_iovec) +# define enif_free_iovec ERL_NIF_API_FUNC_MACRO(enif_free_iovec) /* ** ADD NEW ENTRIES HERE (before this comment) diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c index f8e9fec27a..0f3dfa797c 100644 --- a/erts/emulator/beam/erl_node_tables.c +++ b/erts/emulator/beam/erl_node_tables.c @@ -29,6 +29,8 @@ #include "error.h" #include "erl_thr_progress.h" #include "dtrace-wrapper.h" +#include "erl_binary.h" +#include "erl_bif_unique.h" Hash erts_dist_table; Hash erts_node_table; @@ -57,6 +59,58 @@ static ErtsMonotonicTime node_tab_delete_delay; /* -- The distribution table ---------------------------------------------- */ +#define ErtsBin2DistEntry(B) \ + ((DistEntry *) ERTS_MAGIC_BIN_DATA((B))) +#define ErtsDistEntry2Bin(DEP) \ + ((Binary *) ERTS_MAGIC_BIN_FROM_DATA((DEP))) + +static ERTS_INLINE erts_aint_t +de_refc_read(DistEntry *dep, erts_aint_t min) +{ + return erts_refc_read(&ErtsDistEntry2Bin(dep)->intern.refc, min); +} + +static ERTS_INLINE erts_aint_t +de_refc_inc_read(DistEntry *dep, erts_aint_t min) +{ + return erts_refc_inctest(&ErtsDistEntry2Bin(dep)->intern.refc, min); +} + +static ERTS_INLINE void +de_refc_inc(DistEntry *dep, erts_aint_t min) +{ + erts_refc_inc(&ErtsDistEntry2Bin(dep)->intern.refc, min); +} + +static ERTS_INLINE void +de_refc_dec(DistEntry *dep, erts_aint_t min) +{ +#ifdef DEBUG + (void) erts_refc_read(&ErtsDistEntry2Bin(dep)->intern.refc, min+1); +#endif + erts_bin_release(ErtsDistEntry2Bin(dep)); +} + +static ERTS_INLINE erts_aint_t +de_refc_dec_read(DistEntry *dep, erts_aint_t min) +{ + return erts_refc_dectest(&ErtsDistEntry2Bin(dep)->intern.refc, min); +} + +void +erts_ref_dist_entry(DistEntry *dep) +{ + ASSERT(dep); + de_refc_inc(dep, 1); +} + +void +erts_deref_dist_entry(DistEntry *dep) +{ + ASSERT(dep); + de_refc_dec(dep, 0); +} + #ifdef DEBUG static int is_in_de_list(DistEntry *dep, DistEntry *dep_list) @@ -85,22 +139,39 @@ dist_table_cmp(void *dep1, void *dep2) static void* dist_table_alloc(void *dep_tmpl) { +#ifdef DEBUG + erts_aint_t refc; +#endif Eterm sysname; + Binary *bin; DistEntry *dep; erts_rwmtx_opt_t rwmtx_opt = ERTS_RWMTX_OPT_DEFAULT_INITER; rwmtx_opt.type = ERTS_RWMTX_TYPE_FREQUENT_READ; sysname = ((DistEntry *) dep_tmpl)->sysname; - dep = (DistEntry *) erts_alloc(ERTS_ALC_T_DIST_ENTRY, sizeof(DistEntry)); + + bin = erts_create_magic_binary_x(sizeof(DistEntry), + erts_dist_entry_destructor, + ERTS_ALC_T_DIST_ENTRY, + 0); + dep = ErtsBin2DistEntry(bin); dist_entries++; +#ifdef DEBUG + refc = +#else + (void) +#endif + de_refc_dec_read(dep, -1); + ASSERT(refc == -1); + dep->prev = NULL; - erts_refc_init(&dep->refc, -1); erts_rwmtx_init_opt(&dep->rwmtx, &rwmtx_opt, "dist_entry", sysname, ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); dep->sysname = sysname; dep->cid = NIL; + erts_atomic_init_nob(&dep->input_handler, (erts_aint_t) NIL); dep->connection_id = 0; dep->status = 0; dep->flags = 0; @@ -114,12 +185,16 @@ dist_table_alloc(void *dep_tmpl) erts_mtx_init(&dep->qlock, "dist_entry_out_queue", sysname, ERTS_LOCK_FLAGS_CATEGORY_DISTRIBUTION); - dep->qflgs = 0; - dep->qsize = 0; + erts_atomic32_init_nob(&dep->qflgs, 0); + erts_atomic_init_nob(&dep->qsize, 0); + erts_atomic64_init_nob(&dep->in, 0); + erts_atomic64_init_nob(&dep->out, 0); dep->out_queue.first = NULL; dep->out_queue.last = NULL; dep->suspended = NULL; + dep->tmp_out_queue.first = NULL; + dep->tmp_out_queue.last = NULL; dep->finalized_out_queue.first = NULL; dep->finalized_out_queue.last = NULL; @@ -181,7 +256,7 @@ dist_table_free(void *vdep) #ifdef DEBUG sys_memset(vdep, 0x77, sizeof(DistEntry)); #endif - erts_free(ERTS_ALC_T_DIST_ENTRY, (void *) dep); + erts_bin_free(ErtsDistEntry2Bin(dep)); ASSERT(dist_entries > 0); dist_entries--; @@ -199,19 +274,52 @@ erts_dist_table_info(fmtfn_t to, void *to_arg) erts_rwmtx_runlock(&erts_dist_table_rwmtx); } +static ERTS_INLINE DistEntry *find_dist_entry(Eterm sysname, + int inc_refc, + int connected_only) +{ + DistEntry *res; + DistEntry de; + de.sysname = sysname; + erts_rwmtx_rlock(&erts_dist_table_rwmtx); + res = hash_get(&erts_dist_table, (void *) &de); + if (res) { + if (connected_only && is_nil(res->cid)) + res = NULL; + else { + int pend_delete; + erts_aint_t refc; + if (inc_refc) { + refc = de_refc_inc_read(res, 1); + pend_delete = refc < 2; + } + else { + refc = de_refc_read(res, 0); + pend_delete = refc < 1; + } + if (pend_delete) /* Pending delete */ + de_refc_inc(res, 1); + } + } + erts_rwmtx_runlock(&erts_dist_table_rwmtx); + return res; +} + DistEntry * erts_channel_no_to_dist_entry(Uint cno) { + /* + * Does NOT increase reference count! + */ + /* * For this node (and previous incarnations of this node), * ERST_INTERNAL_CHANNEL_NO (will always be 0 I guess) is used as * channel no. For other nodes, the atom index of the atom corresponding * to the node name is used as channel no. */ - if(cno == ERST_INTERNAL_CHANNEL_NO) { - erts_refc_inc(&erts_this_dist_entry->refc, 2); + if (cno == ERST_INTERNAL_CHANNEL_NO) return erts_this_dist_entry; - } if((cno > MAX_ATOM_INDEX) || (cno >= atom_table_size()) @@ -220,80 +328,97 @@ erts_channel_no_to_dist_entry(Uint cno) /* cno is a valid atom index; find corresponding dist entry (if there is one) */ - return erts_find_dist_entry(make_atom(cno)); + return find_dist_entry(make_atom(cno), 0, 0); } - DistEntry * erts_sysname_to_connected_dist_entry(Eterm sysname) { - DistEntry de; - DistEntry *res_dep; - de.sysname = sysname; - - if(erts_this_dist_entry->sysname == sysname) { - erts_refc_inc(&erts_this_dist_entry->refc, 2); + /* + * Does NOT increase reference count! + */ + if(erts_this_dist_entry->sysname == sysname) return erts_this_dist_entry; - } - - erts_rwmtx_rlock(&erts_dist_table_rwmtx); - res_dep = (DistEntry *) hash_get(&erts_dist_table, (void *) &de); - if (res_dep) { - erts_aint_t refc = erts_refc_inctest(&res_dep->refc, 1); - if (refc < 2) /* Pending delete */ - erts_refc_inc(&res_dep->refc, 1); - } - erts_rwmtx_runlock(&erts_dist_table_rwmtx); - if (res_dep) { - int deref; - erts_rwmtx_rlock(&res_dep->rwmtx); - deref = is_nil(res_dep->cid); - erts_rwmtx_runlock(&res_dep->rwmtx); - if (deref) { - erts_deref_dist_entry(res_dep); - res_dep = NULL; - } - } - return res_dep; + return find_dist_entry(sysname, 0, 1); } DistEntry *erts_find_or_insert_dist_entry(Eterm sysname) { + /* + * This function DOES increase reference count! + */ DistEntry *res; DistEntry de; erts_aint_t refc; - res = erts_find_dist_entry(sysname); + res = find_dist_entry(sysname, 1, 0); if (res) return res; de.sysname = sysname; erts_rwmtx_rwlock(&erts_dist_table_rwmtx); res = hash_put(&erts_dist_table, (void *) &de); - refc = erts_refc_inctest(&res->refc, 0); + refc = de_refc_inc_read(res, 0); if (refc < 2) /* New or pending delete */ - erts_refc_inc(&res->refc, 1); + de_refc_inc(res, 1); erts_rwmtx_rwunlock(&erts_dist_table_rwmtx); return res; } DistEntry *erts_find_dist_entry(Eterm sysname) { - DistEntry *res; - DistEntry de; - de.sysname = sysname; - erts_rwmtx_rlock(&erts_dist_table_rwmtx); - res = hash_get(&erts_dist_table, (void *) &de); - if (res) { - erts_aint_t refc = erts_refc_inctest(&res->refc, 1); - if (refc < 2) /* Pending delete */ - erts_refc_inc(&res->refc, 1); - } - erts_rwmtx_runlock(&erts_dist_table_rwmtx); - return res; + /* + * Does NOT increase reference count! + */ + return find_dist_entry(sysname, 0, 0); } -static void try_delete_dist_entry(void *vdep) +DistEntry * +erts_dhandle_to_dist_entry(Eterm dhandle) { - DistEntry *dep = (DistEntry *) vdep; + Binary *bin; + if (!is_internal_magic_ref(dhandle)) + return NULL; + bin = erts_magic_ref2bin(dhandle); + if (ERTS_MAGIC_BIN_DESTRUCTOR(bin) != erts_dist_entry_destructor) + return NULL; + return ErtsBin2DistEntry(bin); +} + +Eterm +erts_make_dhandle(Process *c_p, DistEntry *dep) +{ + Binary *bin; + Eterm *hp; + + bin = ErtsDistEntry2Bin(dep); + ASSERT(bin); + ASSERT(ERTS_MAGIC_BIN_DESTRUCTOR(bin) == erts_dist_entry_destructor); + hp = HAlloc(c_p, ERTS_MAGIC_REF_THING_SIZE); + return erts_mk_magic_ref(&hp, &c_p->off_heap, bin); +} + +static void try_delete_dist_entry(void *vbin); + +static void +prepare_try_delete_dist_entry(void *vbin) +{ + Binary *bin = (Binary *) vbin; + DistEntry *dep = ErtsBin2DistEntry(bin); + Uint size; + erts_aint_t refc; + + refc = de_refc_read(dep, 0); + if (refc > 0) + return; + + size = ERTS_MAGIC_BIN_SIZE(sizeof(DistEntry)); + erts_schedule_thr_prgr_later_cleanup_op(try_delete_dist_entry, + vbin, &dep->later_op, size); +} + +static void try_delete_dist_entry(void *vbin) +{ + Binary *bin = (Binary *) vbin; + DistEntry *dep = ErtsBin2DistEntry(bin); erts_aint_t refc; erts_rwmtx_rwlock(&erts_dist_table_rwmtx); @@ -312,26 +437,39 @@ static void try_delete_dist_entry(void *vdep) * * If refc > 0, the entry is in use. Keep the entry. */ - refc = erts_refc_dectest(&dep->refc, -1); + refc = de_refc_dec_read(dep, -1); if (refc == -1) (void) hash_erase(&erts_dist_table, (void *) dep); erts_rwmtx_rwunlock(&erts_dist_table_rwmtx); - if (refc == 0) - erts_schedule_delete_dist_entry(dep); + if (refc == 0) { + if (node_tab_delete_delay == 0) + prepare_try_delete_dist_entry(vbin); + else if (node_tab_delete_delay > 0) + erts_start_timer_callback(node_tab_delete_delay, + prepare_try_delete_dist_entry, + vbin); + } } -void erts_schedule_delete_dist_entry(DistEntry *dep) +int erts_dist_entry_destructor(Binary *bin) { - ASSERT(dep != erts_this_dist_entry); - if (dep != erts_this_dist_entry) { - if (node_tab_delete_delay == 0) - try_delete_dist_entry((void *) dep); - else if (node_tab_delete_delay > 0) - erts_start_timer_callback(node_tab_delete_delay, - try_delete_dist_entry, - (void *) dep); - } + DistEntry *dep = ErtsBin2DistEntry(bin); + erts_aint_t refc; + + refc = de_refc_read(dep, -1); + + if (refc == -1) + return 1; /* Allow deallocation of structure... */ + + if (node_tab_delete_delay == 0) + prepare_try_delete_dist_entry((void *) bin); + else if (node_tab_delete_delay > 0) + erts_start_timer_callback(node_tab_delete_delay, + prepare_try_delete_dist_entry, + (void *) bin); + + return 0; } Uint @@ -384,7 +522,7 @@ erts_set_dist_entry_not_connected(DistEntry *dep) erts_rwmtx_rwlock(&erts_dist_table_rwmtx); ASSERT(dep != erts_this_dist_entry); - ASSERT(is_internal_port(dep->cid)); + ASSERT(is_internal_port(dep->cid) || is_internal_pid(dep->cid)); if(dep->flags & DFLAG_PUBLISHED) { if(dep->prev) { @@ -439,7 +577,7 @@ erts_set_dist_entry_connected(DistEntry *dep, Eterm cid, Uint flags) ASSERT(dep != erts_this_dist_entry); ASSERT(is_nil(dep->cid)); - ASSERT(is_internal_port(cid)); + ASSERT(is_internal_port(cid) || is_internal_pid(cid)); if(dep->prev) { ASSERT(is_in_de_list(dep, erts_not_connected_dist_entries)); @@ -459,10 +597,19 @@ erts_set_dist_entry_connected(DistEntry *dep, Eterm cid, Uint flags) dep->status |= ERTS_DE_SFLG_CONNECTED; dep->flags = flags; dep->cid = cid; + erts_atomic_set_nob(&dep->input_handler, + (erts_aint_t) cid); + dep->connection_id++; dep->connection_id &= ERTS_DIST_EXT_CON_ID_MASK; dep->prev = NULL; + erts_atomic64_set_nob(&dep->in, 0); + erts_atomic64_set_nob(&dep->out, 0); + erts_atomic32_set_nob(&dep->qflgs, + (is_internal_port(cid) + ? ERTS_DE_QFLG_PORT_CTRL + : ERTS_DE_QFLG_PROC_CTRL)); if(flags & DFLAG_PUBLISHED) { dep->next = erts_visible_dist_entries; if(erts_visible_dist_entries) { @@ -716,19 +863,18 @@ void erts_set_this_node(Eterm sysname, Uint creation) { ERTS_LC_ASSERT(erts_thr_progress_is_blocking()); - ASSERT(erts_refc_read(&erts_this_dist_entry->refc, 2)); + ASSERT(2 <= de_refc_read(erts_this_dist_entry, 2)); if (erts_refc_dectest(&erts_this_node->refc, 0) == 0) try_delete_node(erts_this_node); - if (erts_refc_dectest(&erts_this_dist_entry->refc, 0) == 0) - try_delete_dist_entry(erts_this_dist_entry); + erts_deref_dist_entry(erts_this_dist_entry); erts_this_node = NULL; /* to make sure refc is bumped for this node */ erts_this_node = erts_find_or_insert_node(sysname, creation); erts_this_dist_entry = erts_this_node->dist_entry; - erts_refc_inc(&erts_this_dist_entry->refc, 2); + erts_ref_dist_entry(erts_this_dist_entry); erts_this_node_sysname = erts_this_node_sysname_BUFFER; erts_snprintf(erts_this_node_sysname, sizeof(erts_this_node_sysname_BUFFER), @@ -797,9 +943,9 @@ void erts_init_node_tables(int dd_sec) ASSERT(erts_this_node->dist_entry != NULL); erts_this_dist_entry = erts_this_node->dist_entry; /* +1 for erts_this_dist_entry */ - /* +1 for erts_this_node->dist_entry */ - erts_refc_init(&erts_this_dist_entry->refc, 2); + erts_ref_dist_entry(erts_this_dist_entry); + ASSERT(2 == de_refc_read(erts_this_dist_entry, 2)); erts_this_node_sysname = erts_this_node_sysname_BUFFER; erts_snprintf(erts_this_node_sysname, sizeof(erts_this_node_sysname_BUFFER), @@ -876,6 +1022,7 @@ static Eterm AM_node_references; static Eterm AM_system; static Eterm AM_timer; static Eterm AM_delayed_delete_timer; +static Eterm AM_thread_progress_delete_timer; static void setup_reference_table(void); static Eterm reference_table_term(Uint **hpp, ErlOffHeap *ohp, Uint *szp); @@ -965,6 +1112,7 @@ erts_get_node_and_dist_references(struct process *proc) INIT_AM(timer); INIT_AM(system); INIT_AM(delayed_delete_timer); + INIT_AM(thread_progress_delete_timer); references_atoms_need_init = 0; } @@ -1148,6 +1296,10 @@ insert_offheap2(ErlOffHeap *oh, void *arg) insert_offheap(oh, a->type, a->id); } +#define ErtsIsDistEntryBinary(Bin) \ + (((Bin)->intern.flags & BIN_FLAG_MAGIC) \ + && ERTS_MAGIC_BIN_DESTRUCTOR((Bin)) == erts_dist_entry_destructor) + static void insert_offheap(ErlOffHeap *oh, int type, Eterm id) { @@ -1158,7 +1310,10 @@ insert_offheap(ErlOffHeap *oh, int type, Eterm id) for (u.hdr = oh->first; u.hdr; u.hdr = u.hdr->next) { switch (thing_subtag(u.hdr->thing_word)) { case REF_SUBTAG: - if(IsMatchProgBinary(u.mref->mb)) { + if (ErtsIsDistEntryBinary(u.mref->mb)) + insert_dist_entry(ErtsBin2DistEntry(u.mref->mb), + type, id, 0); + else if(IsMatchProgBinary(u.mref->mb)) { InsertedBin *ib; int insert_bin = 1; for (ib = inserted_bins; ib; ib = ib->next) @@ -1301,26 +1456,34 @@ insert_delayed_delete_node(void *state, ErtsMonotonicTime timeout_pos, void *vnp) { - DeclareTmpHeapNoproc(heap,3); - UseTmpHeapNoproc(3); + Eterm heap[3]; insert_node((ErlNode *) vnp, SYSTEM_REF, TUPLE2(&heap[0], AM_system, AM_delayed_delete_timer)); - UnUseTmpHeapNoproc(3); +} + +static void +insert_thr_prgr_delete_dist_entry(void *arg, ErtsThrPrgrVal thr_prgr, void *vbin) +{ + DistEntry *dep = ErtsBin2DistEntry(vbin); + Eterm heap[3]; + insert_dist_entry(dep, + SYSTEM_REF, + TUPLE2(&heap[0], AM_system, AM_thread_progress_delete_timer), + 0); } static void insert_delayed_delete_dist_entry(void *state, ErtsMonotonicTime timeout_pos, - void *vdep) + void *vbin) { - DeclareTmpHeapNoproc(heap,3); - UseTmpHeapNoproc(3); - insert_dist_entry((DistEntry *) vdep, + DistEntry *dep = ErtsBin2DistEntry(vbin); + Eterm heap[3]; + insert_dist_entry(dep, SYSTEM_REF, TUPLE2(&heap[0], AM_system, AM_delayed_delete_timer), 0); - UnUseTmpHeapNoproc(3); } static void @@ -1354,9 +1517,12 @@ setup_reference_table(void) erts_debug_callback_timer_foreach(try_delete_node, insert_delayed_delete_node, NULL); - erts_debug_callback_timer_foreach(try_delete_dist_entry, + erts_debug_callback_timer_foreach(prepare_try_delete_dist_entry, insert_delayed_delete_dist_entry, NULL); + erts_debug_later_op_foreach(try_delete_dist_entry, + insert_thr_prgr_delete_dist_entry, + NULL); UseTmpHeapNoproc(3); insert_node(erts_this_node, @@ -1421,6 +1587,14 @@ setup_reference_table(void) insert_links(ERTS_P_LINKS(proc), proc->common.id); if (ERTS_P_MONITORS(proc)) insert_monitors(ERTS_P_MONITORS(proc), proc->common.id); + { + DistEntry *dep = ERTS_PROC_GET_DIST_ENTRY(proc); + if (dep) + insert_dist_entry(dep, + CTRL_REF, + proc->common.id, + 0); + } } } @@ -1719,7 +1893,7 @@ reference_table_term(Uint **hpp, ErlOffHeap *ohp, Uint *szp) /* DistList = [{Dist, Refc, ReferenceIdList}] */ tup = MK_3TUP(referred_dists[i].dist->sysname, - MK_UINT(erts_refc_read(&referred_dists[i].dist->refc, 0)), + MK_UINT(de_refc_read(referred_dists[i].dist, 0)), dril); dl = MK_CONS(tup, dl); } diff --git a/erts/emulator/beam/erl_node_tables.h b/erts/emulator/beam/erl_node_tables.h index 7974b25444..3bba673435 100644 --- a/erts/emulator/beam/erl_node_tables.h +++ b/erts/emulator/beam/erl_node_tables.h @@ -47,6 +47,9 @@ #define ERTS_PORT_TASK_ONLY_BASIC_TYPES__ #include "erl_port_task.h" #undef ERTS_PORT_TASK_ONLY_BASIC_TYPES__ +#define ERTS_BINARY_TYPES_ONLY__ +#include "erl_binary.h" +#undef ERTS_BINARY_TYPES_ONLY__ #define ERTS_NODE_TAB_DELAY_GC_DEFAULT (60) #define ERTS_NODE_TAB_DELAY_GC_MAX (100*1000*1000) @@ -60,11 +63,17 @@ #define ERTS_DE_SFLGS_ALL (ERTS_DE_SFLG_CONNECTED \ | ERTS_DE_SFLG_EXITING) -#define ERTS_DE_QFLG_BUSY (((Uint32) 1) << 0) -#define ERTS_DE_QFLG_EXIT (((Uint32) 1) << 1) +#define ERTS_DE_QFLG_BUSY (((erts_aint32_t) 1) << 0) +#define ERTS_DE_QFLG_EXIT (((erts_aint32_t) 1) << 1) +#define ERTS_DE_QFLG_REQ_INFO (((erts_aint32_t) 1) << 2) +#define ERTS_DE_QFLG_PORT_CTRL (((erts_aint32_t) 1) << 3) +#define ERTS_DE_QFLG_PROC_CTRL (((erts_aint32_t) 1) << 4) #define ERTS_DE_QFLGS_ALL (ERTS_DE_QFLG_BUSY \ - | ERTS_DE_QFLG_EXIT) + | ERTS_DE_QFLG_EXIT \ + | ERTS_DE_QFLG_REQ_INFO \ + | ERTS_DE_QFLG_PORT_CTRL \ + | ERTS_DE_QFLG_PROC_CTRL) #if defined(ARCH_64) #define ERTS_DIST_OUTPUT_BUF_DBG_PATTERN ((Uint) 0xf713f713f713f713UL) @@ -106,12 +115,13 @@ typedef struct dist_entry_ { HashBucket hash_bucket; /* Hash bucket */ struct dist_entry_ *next; /* Next entry in dist_table (not sorted) */ struct dist_entry_ *prev; /* Previous entry in dist_table (not sorted) */ - erts_refc_t refc; /* Reference count */ - erts_rwmtx_t rwmtx; /* Protects all fields below until lck_mtx. */ + erts_rwmtx_t rwmtx; /* Protects all fields below until lck_mtx. */ Eterm sysname; /* name@host atom for efficiency */ Uint32 creation; /* creation of connected node */ - Eterm cid; /* connection handler (pid or port), NIL == free */ + erts_atomic_t input_handler; /* Input handler */ + Eterm cid; /* connection handler (pid or port), + NIL == free */ Uint32 connection_id; /* Connection id incremented on connect */ Uint32 status; /* Slot status, like exiting reserved etc */ Uint32 flags; /* Distribution flags, like hidden, @@ -119,7 +129,7 @@ typedef struct dist_entry_ { unsigned long version; /* Protocol version */ - erts_mtx_t lnk_mtx; /* Protects node_links, nlinks, and + erts_mtx_t lnk_mtx; /* Protects node_links, nlinks, and monitors. */ ErtsLink *node_links; /* In a dist entry, node links are kept in a separate tree, while they are @@ -131,12 +141,15 @@ typedef struct dist_entry_ { ErtsLink *nlinks; /* Link tree with subtrees */ ErtsMonitor *monitors; /* Monitor tree */ - erts_mtx_t qlock; /* Protects qflgs and out_queue */ - Uint32 qflgs; - Sint qsize; + erts_mtx_t qlock; /* Protects qflgs and out_queue */ + erts_atomic32_t qflgs; + erts_atomic_t qsize; + erts_atomic64_t in; + erts_atomic64_t out; ErtsDistOutputQueue out_queue; struct ErtsProcList_ *suspended; + ErtsDistOutputQueue tmp_out_queue; ErtsDistOutputQueue finalized_out_queue; erts_atomic_t dist_cmd_scheduled; ErtsPortTaskHandle dist_cmd; @@ -144,6 +157,8 @@ typedef struct dist_entry_ { Uint (*send)(Port *prt, ErtsDistOutputBuf *obuf); struct cache* cache; /* The atom cache */ + + ErtsThrPrgrLaterOp later_op; } DistEntry; typedef struct erl_node_ { @@ -193,12 +208,12 @@ Eterm erts_get_node_and_dist_references(struct process *); int erts_lc_is_de_rwlocked(DistEntry *); int erts_lc_is_de_rlocked(DistEntry *); #endif +int erts_dist_entry_destructor(Binary *bin); +DistEntry *erts_dhandle_to_dist_entry(Eterm dhandle); +Eterm erts_make_dhandle(Process *c_p, DistEntry *dep); +void erts_ref_dist_entry(DistEntry *dep); +void erts_deref_dist_entry(DistEntry *dep); -#ifdef ERTS_ENABLE_LOCK_COUNT -void erts_lcnt_update_distribution_locks(int enable); -#endif - -ERTS_GLB_INLINE void erts_deref_dist_entry(DistEntry *dep); ERTS_GLB_INLINE void erts_deref_node_entry(ErlNode *np); ERTS_GLB_INLINE void erts_de_rlock(DistEntry *dep); ERTS_GLB_INLINE void erts_de_runlock(DistEntry *dep); @@ -210,14 +225,6 @@ ERTS_GLB_INLINE void erts_de_links_unlock(DistEntry *dep); #if ERTS_GLB_INLINE_INCL_FUNC_DEF ERTS_GLB_INLINE void -erts_deref_dist_entry(DistEntry *dep) -{ - ASSERT(dep); - if (erts_refc_dectest(&dep->refc, 0) == 0) - erts_schedule_delete_dist_entry(dep); -} - -ERTS_GLB_INLINE void erts_deref_node_entry(ErlNode *np) { ASSERT(np); diff --git a/erts/emulator/beam/erl_port.h b/erts/emulator/beam/erl_port.h index 98e9b9ccaf..9117eb1f72 100644 --- a/erts/emulator/beam/erl_port.h +++ b/erts/emulator/beam/erl_port.h @@ -31,6 +31,9 @@ typedef struct ErtsProc2PortSigData_ ErtsProc2PortSigData; #include "erl_ptab.h" #include "erl_thr_progress.h" #include "erl_trace.h" +#define ERTS_IO_QUEUE_TYPES_ONLY__ +#include "erl_io_queue.h" +#undef ERTS_IO_QUEUE_TYPES_ONLY__ #ifndef __WIN32__ #define ERTS_DEFAULT_MAX_PORTS (1 << 16) @@ -75,23 +78,8 @@ typedef struct erts_driver_t_ erts_driver_t; #define ERTS_Port2ErlDrvPort(PH) ((ErlDrvPort) (PH)) #endif -#define SMALL_IO_QUEUE 5 /* Number of fixed elements */ +typedef ErtsIOQueue ErlPortIOQueue; -typedef struct { - ErlDrvSizeT size; /* total size in bytes */ - - SysIOVec* v_start; - SysIOVec* v_end; - SysIOVec* v_head; - SysIOVec* v_tail; - SysIOVec v_small[SMALL_IO_QUEUE]; - - ErlDrvBinary** b_start; - ErlDrvBinary** b_end; - ErlDrvBinary** b_head; - ErlDrvBinary** b_tail; - ErlDrvBinary* b_small[SMALL_IO_QUEUE]; -} ErlIOQueue; typedef struct line_buf { /* Buffer used in line oriented I/O */ ErlDrvSizeT bufsiz; /* Size of character buffer */ @@ -165,7 +153,7 @@ struct _erl_drv_port { Uint bytes_in; /* Number of bytes read */ Uint bytes_out; /* Number of bytes written */ - ErlIOQueue ioq; /* driver accessible i/o queue */ + ErlPortIOQueue ioq; /* driver accessible i/o queue */ DistEntry *dist_entry; /* Dist entry used in DISTRIBUTION */ char *name; /* String used in the open */ erts_driver_t* drv_ptr; diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index c29b13c6c1..ab5030e5b9 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -776,6 +776,11 @@ erts_pre_init_process(void) = ERTS_PSD_ETS_FIXED_TABLES_GET_LOCKS; erts_psd_required_locks[ERTS_PSD_ETS_FIXED_TABLES].set_locks = ERTS_PSD_ETS_FIXED_TABLES_SET_LOCKS; + + erts_psd_required_locks[ERTS_PSD_DIST_ENTRY].get_locks + = ERTS_PSD_DIST_ENTRY_GET_LOCKS; + erts_psd_required_locks[ERTS_PSD_DIST_ENTRY].set_locks + = ERTS_PSD_DIST_ENTRY_SET_LOCKS; #endif } @@ -13082,7 +13087,6 @@ static void doit_exit_monitor(ErtsMonitor *mon, void *vpcontext) } erts_destroy_monitor(rmon); } - erts_deref_dist_entry(dep); } } else { ASSERT(is_pid(mon->u.pid) || is_port(mon->u.pid)); @@ -13322,7 +13326,6 @@ static void doit_exit_link(ErtsLink *lnk, void *vpcontext) erts_de_links_unlock(dep); if (rlnk) erts_destroy_link(rlnk); - erts_deref_dist_entry(dep); } break; @@ -13430,7 +13433,7 @@ erts_continue_exit_process(Process *p) ErtsMonitor *mon; ErtsProcLocks curr_locks = ERTS_PROC_LOCK_MAIN; Eterm reason = p->fvalue; - DistEntry *dep; + DistEntry *dep = NULL; erts_aint32_t state; int delay_del_proc = 0; @@ -13631,13 +13634,16 @@ erts_continue_exit_process(Process *p) if (refc_inced && !(n & ERTS_PSFLG_IN_RUNQ)) erts_proc_dec_refc(p); } - - dep = (p->flags & F_DISTRIBUTION) ? erts_this_dist_entry : NULL; + + dep = ((p->flags & F_DISTRIBUTION) + ? ERTS_PROC_SET_DIST_ENTRY(p, NULL) + : NULL); erts_proc_unlock(p, ERTS_PROC_LOCKS_ALL); if (dep) { - erts_do_net_exits(dep, reason); + erts_do_net_exits(dep, (reason == am_kill) ? am_killed : reason); + erts_deref_dist_entry(dep); } /* @@ -14045,3 +14051,24 @@ erts_dbg_check_halloc_lock(Process *p) return 0; } #endif + +void +erts_debug_later_op_foreach(void (*callback)(void*), + void (*func)(void *, ErtsThrPrgrVal, void *), + void *arg) +{ + int six; + if (!erts_thr_progress_is_blocking()) + ERTS_INTERNAL_ERROR("Not blocking thread progress"); + + for (six = 0; six < erts_no_schedulers; six++) { + ErtsSchedulerData *esdp = &erts_aligned_scheduler_data[six].esd; + ErtsThrPrgrLaterOp *lop = esdp->aux_work_data.later_op.first; + + while (lop) { + if (lop->func == callback) + func(arg, lop->later, lop->data); + lop = lop->next; + } + } +} diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 7ca37882c2..150f22556c 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -697,6 +697,11 @@ extern ErtsAlignedSchedulerData *erts_aligned_dirty_io_scheduler_data; int erts_lc_runq_is_locked(ErtsRunQueue *); #endif +void +erts_debug_later_op_foreach(void (*callback)(void*), + void (*func)(void *, ErtsThrPrgrVal, void *), + void *arg); + #ifdef ERTS_INCLUDE_SCHEDULER_INTERNALS void erts_empty_runq(ErtsRunQueue *rq); @@ -803,14 +808,15 @@ erts_reset_max_len(ErtsRunQueue *rq, ErtsRunQueueInfo *rqi) #define ERTS_PSD_NIF_TRAP_EXPORT 5 #define ERTS_PSD_ETS_OWNED_TABLES 6 #define ERTS_PSD_ETS_FIXED_TABLES 7 -#define ERTS_PSD_SUSPENDED_SAVED_CALLS_BUF 8 +#define ERTS_PSD_DIST_ENTRY 8 +#define ERTS_PSD_SUSPENDED_SAVED_CALLS_BUF 9 /* keep last... */ -#define ERTS_PSD_SIZE 9 +#define ERTS_PSD_SIZE 10 #if !defined(HIPE) # undef ERTS_PSD_SUSPENDED_SAVED_CALLS_BUF # undef ERTS_PSD_SIZE -# define ERTS_PSD_SIZE 8 +# define ERTS_PSD_SIZE 9 #endif typedef struct { @@ -844,6 +850,9 @@ typedef struct { #define ERTS_PSD_ETS_FIXED_TABLES_GET_LOCKS ERTS_PROC_LOCK_MAIN #define ERTS_PSD_ETS_FIXED_TABLES_SET_LOCKS ERTS_PROC_LOCK_MAIN +#define ERTS_PSD_DIST_ENTRY_GET_LOCKS ERTS_PROC_LOCK_MAIN +#define ERTS_PSD_DIST_ENTRY_SET_LOCKS ERTS_PROC_LOCK_MAIN + typedef struct { ErtsProcLocks get_locks; ErtsProcLocks set_locks; @@ -2041,6 +2050,11 @@ erts_psd_set(Process *p, int ix, void *data) #define ERTS_PROC_SET_NIF_TRAP_EXPORT(P, NTE) \ erts_psd_set((P), ERTS_PSD_NIF_TRAP_EXPORT, (void *) (NTE)) +#define ERTS_PROC_GET_DIST_ENTRY(P) \ + ((DistEntry *) erts_psd_get((P), ERTS_PSD_DIST_ENTRY)) +#define ERTS_PROC_SET_DIST_ENTRY(P, DE) \ + ((DistEntry *) erts_psd_set((P), ERTS_PSD_DIST_ENTRY, (void *) (DE))) + #ifdef HIPE #define ERTS_PROC_GET_SUSPENDED_SAVED_CALLS_BUF(P) \ ((struct saved_calls *) erts_psd_get((P), ERTS_PSD_SUSPENDED_SAVED_CALLS_BUF)) diff --git a/erts/emulator/beam/erl_time.h b/erts/emulator/beam/erl_time.h index ccc5526664..27164d50a0 100644 --- a/erts/emulator/beam/erl_time.h +++ b/erts/emulator/beam/erl_time.h @@ -130,6 +130,13 @@ Eterm erts_get_monotonic_end_time(struct process *c_p); Eterm erts_monotonic_time_source(struct process*c_p); Eterm erts_system_time_source(struct process*c_p); +void erts_runtime_elapsed_both(ErtsMonotonicTime *ms_user, + ErtsMonotonicTime *ms_sys, + ErtsMonotonicTime *ms_user_diff, + ErtsMonotonicTime *ms_sys_diff); +void erts_wall_clock_elapsed_both(ErtsMonotonicTime *total, + ErtsMonotonicTime *diff); + #ifdef SYS_CLOCK_RESOLUTION #define ERTS_CLKTCK_RESOLUTION ((ErtsMonotonicTime) (SYS_CLOCK_RESOLUTION*1000)) #else diff --git a/erts/emulator/beam/erl_time_sup.c b/erts/emulator/beam/erl_time_sup.c index c06b464458..f2e0900fec 100644 --- a/erts/emulator/beam/erl_time_sup.c +++ b/erts/emulator/beam/erl_time_sup.c @@ -36,12 +36,29 @@ #include "erl_driver.h" #include "erl_nif.h" -static erts_mtx_t erts_timeofday_mtx; static erts_mtx_t erts_get_time_mtx; -static SysTimes t_start; /* Used in elapsed_time_both */ -static ErtsMonotonicTime prev_wall_clock_elapsed; /* Used in wall_clock_elapsed_time_both */ -static ErtsMonotonicTime previous_now; /* Used in get_now */ + /* used by erts_runtime_elapsed_both */ +typedef struct { + erts_mtx_t mtx; + ErtsMonotonicTime user; + ErtsMonotonicTime sys; +} ErtsRunTimePrevData; + +static union { + ErtsRunTimePrevData data; + char align__[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(ErtsRunTimePrevData))]; +} runtime_prev erts_align_attribute(ERTS_CACHE_LINE_SIZE); + +static union { + erts_atomic64_t time; + char align__[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(erts_atomic64_t))]; +} wall_clock_prev erts_align_attribute(ERTS_CACHE_LINE_SIZE); + +static union { + erts_atomic64_t time; + char align__[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(erts_atomic64_t))]; +} now_prev erts_align_attribute(ERTS_CACHE_LINE_SIZE); static ErtsMonitor *time_offset_monitors = NULL; static Uint no_time_offset_monitors = 0; @@ -954,10 +971,12 @@ erts_init_time_sup(int time_correction, ErtsTimeWarpMode time_warp_mode) ASSERT(ERTS_MONOTONIC_TIME_MIN < ERTS_MONOTONIC_TIME_MAX); - erts_mtx_init(&erts_timeofday_mtx, "timeofday", NIL, - ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_GENERIC); erts_mtx_init(&erts_get_time_mtx, "get_time", NIL, ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_GENERIC); + erts_mtx_init(&runtime_prev.data.mtx, "runtime", NIL, + ERTS_LOCK_FLAGS_PROPERTY_STATIC | ERTS_LOCK_FLAGS_CATEGORY_GENERIC); + runtime_prev.data.user = 0; + runtime_prev.data.sys = 0; time_sup.r.o.correction = time_correction; time_sup.r.o.warp_mode = time_warp_mode; @@ -1157,9 +1176,13 @@ erts_init_time_sup(int time_correction, ErtsTimeWarpMode time_warp_mode) time_sup.f.c.last_not_corrected_time = 0; } - prev_wall_clock_elapsed = 0; + erts_atomic64_init_nob(&wall_clock_prev.time, + (erts_aint64_t) 0); + + erts_atomic64_init_nob( + &now_prev.time, + (erts_aint64_t) ERTS_MONOTONIC_TO_USEC(get_time_offset())); - previous_now = ERTS_MONOTONIC_TO_USEC(get_time_offset()); #ifdef DEBUG time_sup_initialized = 1; @@ -1289,36 +1312,65 @@ erts_finalize_time_offset(void) /* info functions */ void -elapsed_time_both(ErtsMonotonicTime *ms_user, ErtsMonotonicTime *ms_sys, - ErtsMonotonicTime *ms_user_diff, ErtsMonotonicTime *ms_sys_diff) +erts_runtime_elapsed_both(ErtsMonotonicTime *ms_user, ErtsMonotonicTime *ms_sys, + ErtsMonotonicTime *ms_user_diff, ErtsMonotonicTime *ms_sys_diff) { - ErtsMonotonicTime prev_total_user, prev_total_sys; - ErtsMonotonicTime total_user, total_sys; + ErtsMonotonicTime prev_user, prev_sys, user, sys; + +#ifdef HAVE_GETRUSAGE + + struct rusage now; + + if (getrusage(RUSAGE_SELF, &now) != 0) { + erts_exit(ERTS_ABORT_EXIT, "getrusage(RUSAGE_SELF, _) failed: %d\n", errno); + return; + } + + user = (ErtsMonotonicTime) now.ru_utime.tv_sec; + user *= (ErtsMonotonicTime) 1000000; + user += (ErtsMonotonicTime) now.ru_utime.tv_usec; + user /= (ErtsMonotonicTime) 1000; + + sys = (ErtsMonotonicTime) now.ru_stime.tv_sec; + sys *= (ErtsMonotonicTime) 1000000; + sys += (ErtsMonotonicTime) now.ru_stime.tv_usec; + sys /= (ErtsMonotonicTime) 1000; + +#else + SysTimes now; sys_times(&now); - total_user = (ErtsMonotonicTime) ((now.tms_utime * 1000) / SYS_CLK_TCK); - total_sys = (ErtsMonotonicTime) ((now.tms_stime * 1000) / SYS_CLK_TCK); + user = (ErtsMonotonicTime) now.tms_utime; + user *= (ErtsMonotonicTime) 1000; + user /= (ErtsMonotonicTime) SYS_CLK_TCK; - if (ms_user != NULL) - *ms_user = total_user; - if (ms_sys != NULL) - *ms_sys = total_sys; + sys = (ErtsMonotonicTime) now.tms_stime; + sys *= (ErtsMonotonicTime) 1000; + sys /= (ErtsMonotonicTime) SYS_CLK_TCK; + +#endif + + if (ms_user) + *ms_user = user; + if (ms_sys) + *ms_sys = sys; if (ms_user_diff || ms_sys_diff) { - erts_mtx_lock(&erts_timeofday_mtx); - - prev_total_user = (ErtsMonotonicTime) ((t_start.tms_utime * 1000) / SYS_CLK_TCK); - prev_total_sys = (ErtsMonotonicTime) ((t_start.tms_stime * 1000) / SYS_CLK_TCK); - t_start = now; - - erts_mtx_unlock(&erts_timeofday_mtx); + + erts_mtx_lock(&runtime_prev.data.mtx); - if (ms_user_diff != NULL) - *ms_user_diff = total_user - prev_total_user; - - if (ms_sys_diff != NULL) - *ms_sys_diff = total_sys - prev_total_sys; + prev_user = runtime_prev.data.user; + prev_sys = runtime_prev.data.sys; + runtime_prev.data.user = user; + runtime_prev.data.sys = sys; + + erts_mtx_unlock(&runtime_prev.data.mtx); + + if (ms_user_diff) + *ms_user_diff = user - prev_user; + if (ms_sys_diff) + *ms_sys_diff = sys - prev_sys; } } @@ -1326,7 +1378,7 @@ elapsed_time_both(ErtsMonotonicTime *ms_user, ErtsMonotonicTime *ms_sys, /* wall clock routines */ void -wall_clock_elapsed_time_both(ErtsMonotonicTime *ms_total, ErtsMonotonicTime *ms_diff) +erts_wall_clock_elapsed_both(ErtsMonotonicTime *ms_total, ErtsMonotonicTime *ms_diff) { ErtsMonotonicTime now, elapsed; @@ -1334,16 +1386,18 @@ wall_clock_elapsed_time_both(ErtsMonotonicTime *ms_total, ErtsMonotonicTime *ms_ update_last_mtime(NULL, now); elapsed = ERTS_MONOTONIC_TO_MSEC(now); + elapsed -= ERTS_MONOTONIC_TO_MSEC(ERTS_MONOTONIC_BEGIN); *ms_total = elapsed; if (ms_diff) { - erts_mtx_lock(&erts_timeofday_mtx); + ErtsMonotonicTime prev; - *ms_diff = elapsed - prev_wall_clock_elapsed; - prev_wall_clock_elapsed = elapsed; + prev = ((ErtsMonotonicTime) + erts_atomic64_xchg_mb(&wall_clock_prev.time, + (erts_aint64_t) elapsed)); - erts_mtx_unlock(&erts_timeofday_mtx); + *ms_diff = elapsed - prev; } } @@ -1722,22 +1776,27 @@ univ_to_local(Sint *year, Sint *month, Sint *day, void get_now(Uint* megasec, Uint* sec, Uint* microsec) { - ErtsMonotonicTime now_megasec, now_sec, now, mtime, time_offset; + ErtsMonotonicTime now_megasec, now_sec, now, prev, mtime, time_offset; mtime = time_sup.r.o.get_time(); time_offset = get_time_offset(); update_last_mtime(NULL, mtime); now = ERTS_MONOTONIC_TO_USEC(mtime + time_offset); - erts_mtx_lock(&erts_timeofday_mtx); - /* Make sure now time is later than last time */ - if (now <= previous_now) - now = previous_now + 1; - - previous_now = now; - - erts_mtx_unlock(&erts_timeofday_mtx); + prev = erts_atomic64_read_nob(&now_prev.time); + while (1) { + ErtsMonotonicTime act; + if (now <= prev) + now = prev + 1; + act = ((ErtsMonotonicTime) + erts_atomic64_cmpxchg_mb(&now_prev.time, + (erts_aint64_t) now, + (erts_aint64_t) prev)); + if (act == prev) + break; + prev = act; + } now_megasec = now / ERTS_MONOTONIC_TIME_TERA; now_sec = now / ERTS_MONOTONIC_TIME_MEGA; diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 0874be7250..1c2f8f9843 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -616,7 +616,7 @@ erts_make_dist_ext_copy(ErtsDistExternal *edep, Uint xsize) sys_memcpy((void *) ep, (void *) edep, dist_ext_sz); ep += dist_ext_sz; if (new_edep->dep) - erts_refc_inc(&new_edep->dep->refc, 1); + erts_ref_dist_entry(new_edep->dep); new_edep->extp = ep; new_edep->ext_endp = ep + ext_sz; new_edep->heap_size = -1; @@ -629,7 +629,8 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, byte *ext, Uint size, DistEntry *dep, - ErtsAtomCache *cache) + ErtsAtomCache *cache, + Uint32 *connection_id) { #undef ERTS_EXT_FAIL #undef ERTS_EXT_HDR_FAIL @@ -650,33 +651,36 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, if (size < 2) ERTS_EXT_FAIL; + if (!dep) + ERTS_INTERNAL_ERROR("Invalid use"); + if (ep[0] != VERSION_MAGIC) { erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf(); - if (dep) - erts_dsprintf(dsbufp, - "** Got message from incompatible erlang on " - "channel %d\n", - dist_entry_channel_no(dep)); - else - erts_dsprintf(dsbufp, - "** Attempt to convert old incompatible " - "binary %d\n", - *ep); + erts_dsprintf(dsbufp, + "** Got message from incompatible erlang on " + "channel %d\n", + dist_entry_channel_no(dep)); erts_send_error_to_logger_nogl(dsbufp); ERTS_EXT_FAIL; } edep->flags = 0; edep->dep = dep; - if (dep) { - erts_de_rlock(dep); - if (dep->flags & DFLAG_DIST_HDR_ATOM_CACHE) - edep->flags |= ERTS_DIST_EXT_DFLAG_HDR; - - edep->flags |= (dep->connection_id & ERTS_DIST_EXT_CON_ID_MASK); - erts_de_runlock(dep); + + erts_de_rlock(dep); + + if ((dep->status & (ERTS_DE_SFLG_EXITING|ERTS_DE_SFLG_CONNECTED)) + != ERTS_DE_SFLG_CONNECTED) { + erts_de_runlock(dep); + return ERTS_PREP_DIST_EXT_CLOSED; } + if (dep->flags & DFLAG_DIST_HDR_ATOM_CACHE) + edep->flags |= ERTS_DIST_EXT_DFLAG_HDR; + + *connection_id = dep->connection_id; + edep->flags |= (dep->connection_id & ERTS_DIST_EXT_CON_ID_MASK); + if (ep[1] != DIST_HEADER) { if (edep->flags & ERTS_DIST_EXT_DFLAG_HDR) ERTS_EXT_HDR_FAIL; @@ -835,14 +839,15 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, ERTS_EXT_FAIL; #endif - return 0; + erts_de_runlock(dep); + + return ERTS_PREP_DIST_EXT_SUCCESS; #undef CHKSIZE #undef ERTS_EXT_FAIL #undef ERTS_EXT_HDR_FAIL - bad_hdr: - if (dep) { + bad_hdr: { erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf(); erts_dsprintf(dsbufp, "%T got a corrupted distribution header from %T " @@ -855,10 +860,11 @@ erts_prepare_dist_ext(ErtsDistExternal *edep, erts_dsprintf(dsbufp, ">>"); erts_send_warning_to_logger_nogl(dsbufp); } - fail: - if (dep) - erts_kill_dist_connection(dep, dep->connection_id); - return -1; + fail: { + erts_de_runlock(dep); + erts_kill_dist_connection(dep, *connection_id); + } + return ERTS_PREP_DIST_EXT_FAILED; } static void diff --git a/erts/emulator/beam/external.h b/erts/emulator/beam/external.h index f00426cc16..3c61d013da 100644 --- a/erts/emulator/beam/external.h +++ b/erts/emulator/beam/external.h @@ -185,8 +185,13 @@ ERTS_GLB_INLINE void *erts_dist_ext_trailer(ErtsDistExternal *); ErtsDistExternal *erts_make_dist_ext_copy(ErtsDistExternal *, Uint); void *erts_dist_ext_trailer(ErtsDistExternal *); void erts_destroy_dist_ext_copy(ErtsDistExternal *); + +#define ERTS_PREP_DIST_EXT_FAILED (-1) +#define ERTS_PREP_DIST_EXT_SUCCESS (0) +#define ERTS_PREP_DIST_EXT_CLOSED (1) + int erts_prepare_dist_ext(ErtsDistExternal *, byte *, Uint, - DistEntry *, ErtsAtomCache *); + DistEntry *, ErtsAtomCache *, Uint32 *); Sint erts_decode_dist_ext_size(ErtsDistExternal *); Eterm erts_decode_dist_ext(ErtsHeapFactory* factory, ErtsDistExternal *); diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index 27a6202bb7..c72ae32f2c 100644 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -1386,7 +1386,7 @@ Uint erts_current_reductions(Process* current, Process *p); int erts_print_system_version(fmtfn_t to, void *arg, Process *c_p); -int erts_hibernate(Process* c_p, Eterm module, Eterm function, Eterm args, Eterm* reg); +int erts_hibernate(Process* c_p, Eterm* reg); ERTS_GLB_FORCE_INLINE int erts_is_literal(Eterm tptr, Eterm *ptr); diff --git a/erts/emulator/beam/instrs.tab b/erts/emulator/beam/instrs.tab index 1af01e53bd..b79b960fd7 100644 --- a/erts/emulator/beam/instrs.tab +++ b/erts/emulator/beam/instrs.tab @@ -110,15 +110,11 @@ i_call_only(CallDest) { $DISPATCH($CallDest); } -i_move_call_only(CallDest, Src) { +move_call_only(Src, CallDest) { x(0) = $Src; $i_call_only($CallDest); } -move_call_only(Src, CallDest) { - $i_move_call_only($CallDest, $Src); -} - DISPATCHX(Dest) { //| -no_next DTRACE_GLOBAL_CALL_FROM_EXPORT(c_p, $Dest); @@ -156,10 +152,10 @@ i_move_call_ext_last(Dest, StackOffset, Src) { $i_call_ext_last($Dest, $StackOffset); } -APPLY(I, Deallocate) { +APPLY(I, Deallocate, Next) { //| -no_next HEAVY_SWAPOUT; - next = apply(c_p, r(0), x(1), x(2), reg, $I, $Deallocate); + $Next = apply(c_p, reg, $I, $Deallocate); HEAVY_SWAPIN; } @@ -170,8 +166,8 @@ HANDLE_APPLY_ERROR() { i_apply() { BeamInstr *next; - $APPLY(NULL, 0); - if (next != NULL) { + $APPLY(NULL, 0, next); + if (ERTS_LIKELY(next != NULL)) { $i_call(next); } $HANDLE_APPLY_ERROR(); @@ -179,8 +175,8 @@ i_apply() { i_apply_last(Deallocate) { BeamInstr *next; - $APPLY(I, $Deallocate); - if (next != NULL) { + $APPLY(I, $Deallocate, next); + if (ERTS_LIKELY(next != NULL)) { $i_call_last(next, $Deallocate); } $HANDLE_APPLY_ERROR(); @@ -188,24 +184,24 @@ i_apply_last(Deallocate) { i_apply_only() { BeamInstr *next; - $APPLY(I, 0); - if (next != NULL) { + $APPLY(I, 0, next); + if (ERTS_LIKELY(next != NULL)) { $i_call_only(next); } $HANDLE_APPLY_ERROR(); } -FIXED_APPLY(Arity, I, Deallocate) { +FIXED_APPLY(Arity, I, Deallocate, Next) { //| -no_next HEAVY_SWAPOUT; - next = fixed_apply(c_p, reg, $Arity, $I, $Deallocate); + $Next = fixed_apply(c_p, reg, $Arity, $I, $Deallocate); HEAVY_SWAPIN; } apply(Arity) { BeamInstr *next; - $FIXED_APPLY($Arity, NULL, 0); - if (next != NULL) { + $FIXED_APPLY($Arity, NULL, 0, next); + if (ERTS_LIKELY(next != NULL)) { $i_call(next); } $HANDLE_APPLY_ERROR(); @@ -213,16 +209,16 @@ apply(Arity) { apply_last(Arity, Deallocate) { BeamInstr *next; - $FIXED_APPLY($Arity, I, $Deallocate); - if (next != NULL) { + $FIXED_APPLY($Arity, I, $Deallocate, next); + if (ERTS_LIKELY(next != NULL)) { $i_call_last(next, $Deallocate); } $HANDLE_APPLY_ERROR(); } -APPLY_FUN() { +APPLY_FUN(Next) { HEAVY_SWAPOUT; - next = apply_fun(c_p, r(0), x(1), reg); + $Next = apply_fun(c_p, r(0), x(1), reg); HEAVY_SWAPIN; } @@ -237,8 +233,8 @@ DISPATCH_FUN(I) { i_apply_fun() { BeamInstr *next; - $APPLY_FUN(); - if (next != NULL) { + $APPLY_FUN(next); + if (ERTS_LIKELY(next != NULL)) { SET_CP(c_p, $NEXT_INSTRUCTION); $DISPATCH_FUN(next); } @@ -247,8 +243,8 @@ i_apply_fun() { i_apply_fun_last(Deallocate) { BeamInstr *next; - $APPLY_FUN(); - if (next != NULL) { + $APPLY_FUN(next); + if (ERTS_LIKELY(next != NULL)) { $deallocate($Deallocate); $DISPATCH_FUN(next); } @@ -257,24 +253,24 @@ i_apply_fun_last(Deallocate) { i_apply_fun_only() { BeamInstr *next; - $APPLY_FUN(); - if (next != NULL) { + $APPLY_FUN(next); + if (ERTS_LIKELY(next != NULL)) { $DISPATCH_FUN(next); } $HANDLE_APPLY_FUN_ERROR(); } -CALL_FUN(Fun) { +CALL_FUN(Fun, Next) { //| -no_next HEAVY_SWAPOUT; - next = call_fun(c_p, $Fun, reg, THE_NON_VALUE); + $Next = call_fun(c_p, $Fun, reg, THE_NON_VALUE); HEAVY_SWAPIN; } i_call_fun(Fun) { BeamInstr *next; - $CALL_FUN($Fun); - if (next != NULL) { + $CALL_FUN($Fun, next); + if (ERTS_LIKELY(next != NULL)) { SET_CP(c_p, $NEXT_INSTRUCTION); $DISPATCH_FUN(next); } @@ -283,8 +279,8 @@ i_call_fun(Fun) { i_call_fun_last(Fun, Deallocate) { BeamInstr *next; - $CALL_FUN($Fun); - if (next != NULL) { + $CALL_FUN($Fun, next); + if (ERTS_LIKELY(next != NULL)) { $deallocate($Deallocate); $DISPATCH_FUN(next); } @@ -378,7 +374,7 @@ element_group.fetch(Src) { element_group.execute(Fail, Index, Dst) { element_index = $Index; - if (is_small(element_index) && is_tuple(element_tuple)) { + if (ERTS_LIKELY(is_small(element_index) && is_tuple(element_tuple))) { Eterm* tp = tuple_val(element_tuple); if ((signed_val(element_index) >= 1) && @@ -402,7 +398,7 @@ fast_element_group.fetch(Src) { } fast_element_group.execute(Fail, Index, Dst) { - if (is_tuple(fast_element_tuple)) { + if (ERTS_LIKELY(is_tuple(fast_element_tuple))) { Eterm* tp = tuple_val(fast_element_tuple); Eterm pos = $Index; /* Untagged integer >= 1 */ if (pos <= arityval(*tp)) { @@ -906,5 +902,6 @@ i_raise() { c_p->freason = PRIMARY_EXCEPTION(s->freason); } goto find_func_info; + //| -no_next } diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index c8925e159e..3f44d6e242 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -52,6 +52,7 @@ #include "erl_bif_unique.h" #include "erl_hl_timer.h" #include "erl_time.h" +#include "erl_io_queue.h" extern ErlDrvEntry fd_driver_entry; extern ErlDrvEntry vanilla_driver_entry; @@ -102,7 +103,7 @@ static void driver_monitor_unlock_pdl(Port *p); #define ERL_SMALL_IO_BIN_LIMIT (4*ERL_ONHEAP_BIN_LIMIT) #define SMALL_WRITE_VEC 16 -static ERTS_INLINE ErlIOQueue* +static ERTS_INLINE ErlPortIOQueue* drvport2ioq(ErlDrvPort drvport) { Port *prt = erts_thr_drvport2port(drvport, 0); @@ -117,11 +118,11 @@ is_port_ioq_empty(Port *pp) int res; ERTS_LC_ASSERT(erts_lc_is_port_locked(pp)); if (!pp->port_data_lock) - res = (pp->ioq.size == 0); + res = (erts_ioq_size(&pp->ioq) == 0); else { ErlDrvPDL pdl = pp->port_data_lock; erts_mtx_lock(&pdl->mtx); - res = (pp->ioq.size == 0); + res = (erts_ioq_size(&pp->ioq) == 0); erts_mtx_unlock(&pdl->mtx); } return res; @@ -136,14 +137,14 @@ erts_is_port_ioq_empty(Port *pp) Uint erts_port_ioq_size(Port *pp) { - int res; + ErlDrvSizeT res; ERTS_LC_ASSERT(erts_lc_is_port_locked(pp)); if (!pp->port_data_lock) - res = pp->ioq.size; + res = erts_ioq_size(&pp->ioq); else { ErlDrvPDL pdl = pp->port_data_lock; erts_mtx_lock(&pdl->mtx); - res = pp->ioq.size; + res = erts_ioq_size(&pp->ioq); erts_mtx_unlock(&pdl->mtx); } return (Uint) res; @@ -473,41 +474,17 @@ erts_port_free(Port *prt) */ static void initq(Port* prt) { - ErlIOQueue* q = &prt->ioq; - ERTS_LC_ASSERT(!prt->port_data_lock); - - q->size = 0; - q->v_head = q->v_tail = q->v_start = q->v_small; - q->v_end = q->v_small + SMALL_IO_QUEUE; - q->b_head = q->b_tail = q->b_start = q->b_small; - q->b_end = q->b_small + SMALL_IO_QUEUE; + erts_ioq_init(&prt->ioq, ERTS_ALC_T_IOQ, 1); } static void stopq(Port* prt) { - ErlIOQueue* q; - ErlDrvBinary** binp; if (prt->port_data_lock) driver_pdl_lock(prt->port_data_lock); - q = &prt->ioq; - binp = q->b_head; - - if (q->v_start != q->v_small) - erts_free(ERTS_ALC_T_IOQ, (void *) q->v_start); - - while(binp < q->b_tail) { - if (*binp != NULL) - driver_free_binary(*binp); - binp++; - } - if (q->b_start != q->b_small) - erts_free(ERTS_ALC_T_IOQ, (void *) q->b_start); - q->v_start = q->v_end = q->v_head = q->v_tail = NULL; - q->b_start = q->b_end = q->b_head = q->b_tail = NULL; - q->size = 0; + erts_ioq_clear(&prt->ioq); if (prt->port_data_lock) { driver_pdl_unlock(prt->port_data_lock); @@ -876,311 +853,6 @@ int erts_port_handle_xports(Port *prt) return reds; } -/* Fills a possibly deep list of chars and binaries into vec -** Small characters are first stored in the buffer buf of length ln -** binaries found are copied and linked into msoh -** Return vector length on succsess, -** -1 on overflow -** -2 on type error -*/ - -#ifdef DEBUG -#define MAX_SYSIOVEC_IOVLEN (1ull << (32 - 1)) -#else -#define MAX_SYSIOVEC_IOVLEN (1ull << (sizeof(((SysIOVec*)0)->iov_len) * 8 - 1)) -#endif - -static ERTS_INLINE void -io_list_to_vec_set_vec(SysIOVec **iov, ErlDrvBinary ***binv, - ErlDrvBinary *bin, byte *ptr, Uint len, - int *vlen) -{ - while (len > MAX_SYSIOVEC_IOVLEN) { - (*iov)->iov_base = ptr; - (*iov)->iov_len = MAX_SYSIOVEC_IOVLEN; - ptr += MAX_SYSIOVEC_IOVLEN; - len -= MAX_SYSIOVEC_IOVLEN; - (*iov)++; - (*vlen)++; - *(*binv)++ = bin; - } - (*iov)->iov_base = ptr; - (*iov)->iov_len = len; - *(*binv)++ = bin; - (*iov)++; - (*vlen)++; -} - -static int -io_list_to_vec(Eterm obj, /* io-list */ - SysIOVec* iov, /* io vector */ - ErlDrvBinary** binv, /* binary reference vector */ - ErlDrvBinary* cbin, /* binary to store characters */ - ErlDrvSizeT bin_limit) /* small binaries limit */ -{ - DECLARE_ESTACK(s); - Eterm* objp; - byte *buf = (byte*)cbin->orig_bytes; - Uint len = cbin->orig_size; - Uint csize = 0; - int vlen = 0; - byte* cptr = buf; - - goto L_jump_start; /* avoid push */ - - while (!ESTACK_ISEMPTY(s)) { - obj = ESTACK_POP(s); - L_jump_start: - if (is_list(obj)) { - L_iter_list: - objp = list_val(obj); - obj = CAR(objp); - if (is_byte(obj)) { - if (len == 0) - goto L_overflow; - *buf++ = unsigned_val(obj); - csize++; - len--; - } else if (is_binary(obj)) { - ESTACK_PUSH(s, CDR(objp)); - goto handle_binary; - } else if (is_list(obj)) { - ESTACK_PUSH(s, CDR(objp)); - goto L_iter_list; /* on head */ - } else if (!is_nil(obj)) { - goto L_type_error; - } - obj = CDR(objp); - if (is_list(obj)) - goto L_iter_list; /* on tail */ - else if (is_binary(obj)) { - goto handle_binary; - } else if (!is_nil(obj)) { - goto L_type_error; - } - } else if (is_binary(obj)) { - Eterm real_bin; - Uint offset; - Eterm* bptr; - ErlDrvSizeT size; - int bitoffs; - int bitsize; - - handle_binary: - size = binary_size(obj); - ERTS_GET_REAL_BIN(obj, real_bin, offset, bitoffs, bitsize); - ASSERT(bitsize == 0); - bptr = binary_val(real_bin); - if (*bptr == HEADER_PROC_BIN) { - ProcBin* pb = (ProcBin *) bptr; - if (bitoffs != 0) { - if (len < size) { - goto L_overflow; - } - erts_copy_bits(pb->bytes+offset, bitoffs, 1, - (byte *) buf, 0, 1, size*8); - csize += size; - buf += size; - len -= size; - } else if (bin_limit && size < bin_limit) { - if (len < size) { - goto L_overflow; - } - sys_memcpy(buf, pb->bytes+offset, size); - csize += size; - buf += size; - len -= size; - } else { - if (csize != 0) { - io_list_to_vec_set_vec(&iov, &binv, cbin, - cptr, csize, &vlen); - cptr = buf; - csize = 0; - } - if (pb->flags) { - erts_emasculate_writable_binary(pb); - } - io_list_to_vec_set_vec( - &iov, &binv, Binary2ErlDrvBinary(pb->val), - pb->bytes+offset, size, &vlen); - } - } else { - ErlHeapBin* hb = (ErlHeapBin *) bptr; - if (len < size) { - goto L_overflow; - } - copy_binary_to_buffer(buf, 0, - ((byte *) hb->data)+offset, bitoffs, - 8*size); - csize += size; - buf += size; - len -= size; - } - } else if (!is_nil(obj)) { - goto L_type_error; - } - } - - if (csize != 0) { - io_list_to_vec_set_vec(&iov, &binv, cbin, cptr, csize, &vlen); - } - - DESTROY_ESTACK(s); - return vlen; - - L_type_error: - DESTROY_ESTACK(s); - return -2; - - L_overflow: - DESTROY_ESTACK(s); - return -1; -} - -#define IO_LIST_VEC_COUNT(obj) \ -do { \ - Uint _size = binary_size(obj); \ - Eterm _real; \ - ERTS_DECLARE_DUMMY(Uint _offset); \ - int _bitoffs; \ - int _bitsize; \ - ERTS_GET_REAL_BIN(obj, _real, _offset, _bitoffs, _bitsize); \ - if (_bitsize != 0) goto L_type_error; \ - if (thing_subtag(*binary_val(_real)) == REFC_BINARY_SUBTAG && \ - _bitoffs == 0) { \ - b_size += _size; \ - if (b_size < _size) goto L_overflow_error; \ - in_clist = 0; \ - v_size++; \ - /* If iov_len is smaller then Uint we split the binary into*/ \ - /* multiple smaller (2GB) elements in the iolist.*/ \ - v_size += _size / MAX_SYSIOVEC_IOVLEN; \ - if (_size >= ERL_SMALL_IO_BIN_LIMIT) { \ - p_in_clist = 0; \ - p_v_size++; \ - } else { \ - p_c_size += _size; \ - if (!p_in_clist) { \ - p_in_clist = 1; \ - p_v_size++; \ - } \ - } \ - } else { \ - c_size += _size; \ - if (c_size < _size) goto L_overflow_error; \ - if (!in_clist) { \ - in_clist = 1; \ - v_size++; \ - } \ - p_c_size += _size; \ - if (!p_in_clist) { \ - p_in_clist = 1; \ - p_v_size++; \ - } \ - } \ -} while (0) - - -/* - * Returns 0 if successful and a non-zero value otherwise. - * - * Return values through pointers: - * *vsize - SysIOVec size needed for a writev - * *csize - Number of bytes not in binary (in the common binary) - * *pvsize - SysIOVec size needed if packing small binaries - * *pcsize - Number of bytes in the common binary if packing - * *total_size - Total size of iolist in bytes - */ - -static int -io_list_vec_len(Eterm obj, int* vsize, Uint* csize, - Uint* pvsize, Uint* pcsize, - ErlDrvSizeT* total_size) -{ - DECLARE_ESTACK(s); - Eterm* objp; - Uint v_size = 0; - Uint c_size = 0; - Uint b_size = 0; - Uint in_clist = 0; - Uint p_v_size = 0; - Uint p_c_size = 0; - Uint p_in_clist = 0; - Uint total; - - goto L_jump_start; /* avoid a push */ - - while (!ESTACK_ISEMPTY(s)) { - obj = ESTACK_POP(s); - L_jump_start: - if (is_list(obj)) { - L_iter_list: - objp = list_val(obj); - obj = CAR(objp); - - if (is_byte(obj)) { - c_size++; - if (c_size == 0) { - goto L_overflow_error; - } - if (!in_clist) { - in_clist = 1; - v_size++; - } - p_c_size++; - if (!p_in_clist) { - p_in_clist = 1; - p_v_size++; - } - } - else if (is_binary(obj)) { - IO_LIST_VEC_COUNT(obj); - } - else if (is_list(obj)) { - ESTACK_PUSH(s, CDR(objp)); - goto L_iter_list; /* on head */ - } - else if (!is_nil(obj)) { - goto L_type_error; - } - - obj = CDR(objp); - if (is_list(obj)) - goto L_iter_list; /* on tail */ - else if (is_binary(obj)) { /* binary tail is OK */ - IO_LIST_VEC_COUNT(obj); - } - else if (!is_nil(obj)) { - goto L_type_error; - } - } - else if (is_binary(obj)) { - IO_LIST_VEC_COUNT(obj); - } - else if (!is_nil(obj)) { - goto L_type_error; - } - } - - total = c_size + b_size; - if (total < c_size) { - goto L_overflow_error; - } - *total_size = (ErlDrvSizeT) total; - - DESTROY_ESTACK(s); - *vsize = v_size; - *csize = c_size; - *pvsize = p_v_size; - *pcsize = p_c_size; - return 0; - - L_type_error: - L_overflow_error: - DESTROY_ESTACK(s); - return 1; -} - typedef enum { ERTS_TRY_IMM_DRV_CALL_OK, ERTS_TRY_IMM_DRV_CALL_BUSY_LOCK, @@ -1750,8 +1422,7 @@ cleanup_scheduled_outputv(ErlIOVec *ev, ErlDrvBinary *cbinp) int i; /* Need to free all binaries */ for (i = 1; i < ev->vsize; i++) - if (ev->binv[i]) - driver_free_binary(ev->binv[i]); + driver_free_binary(ev->binv[i]); if (cbinp) driver_free_binary(cbinp); } @@ -1919,15 +1590,14 @@ erts_port_output_async(Port *prt, Eterm from, Eterm list) size_t size; int task_flags; ErtsProc2PortSigCallback port_sig_callback; - ErlDrvBinary *cbin = NULL; - ErlIOVec *evp = NULL; + ErtsIOQBinary *cbin = NULL; + ErtsIOVec *evp = NULL; char *buf = NULL; ErtsPortTaskHandle *ns_pthp; if (drv->outputv) { - ErlIOVec ev; SysIOVec* ivp; - ErlDrvBinary** bvp; + ErtsIOQBinary** bvp; int vsize; Uint csize; Uint pvsize; @@ -1937,91 +1607,63 @@ erts_port_output_async(Port *prt, Eterm from, Eterm list) char *ptr; int i; - Eterm* bptr = NULL; - Uint offset; - - if (is_binary(list)) { - /* We optimize for when we get a procbin without offset */ - Eterm real_bin; - int bitoffs; - int bitsize; - ERTS_GET_REAL_BIN(list, real_bin, offset, bitoffs, bitsize); - bptr = binary_val(real_bin); - if (*bptr == HEADER_PROC_BIN && bitoffs == 0) { - size = binary_size(list); - vsize = 1; - } else - bptr = NULL; - } - - if (!bptr) { - if (io_list_vec_len(list, &vsize, &csize, &pvsize, &pcsize, &size)) - goto bad_value; + if (erts_ioq_iodata_vec_len(list, &vsize, &csize, &pvsize, &pcsize, + &size, ERL_SMALL_IO_BIN_LIMIT)) + goto bad_value; - /* To pack or not to pack (small binaries) ...? */ - if (vsize >= SMALL_WRITE_VEC) { - /* Do pack */ - vsize = pvsize + 1; - csize = pcsize; - blimit = ERL_SMALL_IO_BIN_LIMIT; - } - cbin = driver_alloc_binary(csize); + /* To pack or not to pack (small binaries) ...? */ + if (vsize >= SMALL_WRITE_VEC) { + /* Do pack */ + vsize = pvsize + 1; + csize = pcsize; + blimit = ERL_SMALL_IO_BIN_LIMIT; + } + if (csize) { + cbin = (ErtsIOQBinary *)driver_alloc_binary(csize); if (!cbin) erts_alloc_enomem(ERTS_ALC_T_DRV_BINARY, ERTS_SIZEOF_Binary(csize)); } - iov_offset = ERTS_ALC_DATA_ALIGN_SIZE(sizeof(ErlIOVec)); binv_offset = iov_offset; binv_offset += ERTS_ALC_DATA_ALIGN_SIZE((vsize+1)*sizeof(SysIOVec)); alloc_size = binv_offset; - alloc_size += (vsize+1)*sizeof(ErlDrvBinary *); + alloc_size += (vsize+1)*sizeof(ErtsIOQBinary *); sigdp = erts_port_task_alloc_p2p_sig_data_extra(alloc_size, (void**)&ptr); - evp = (ErlIOVec *) ptr; - ivp = evp->iov = (SysIOVec *) (ptr + iov_offset); - bvp = evp->binv = (ErlDrvBinary **) (ptr + binv_offset); + evp = (ErtsIOVec *) ptr; + ivp = evp->driver.iov = (SysIOVec *) (ptr + iov_offset); + bvp = evp->common.binv = (ErtsIOQBinary **) (ptr + binv_offset); ivp[0].iov_base = NULL; ivp[0].iov_len = 0; bvp[0] = NULL; - if (bptr) { - ProcBin* pb = (ProcBin *) bptr; - - ivp[1].iov_base = pb->bytes+offset; - ivp[1].iov_len = size; - bvp[1] = Binary2ErlDrvBinary(pb->val); - - evp->vsize = 1; - } else { - - evp->vsize = io_list_to_vec(list, ivp+1, bvp+1, cbin, blimit); - if (evp->vsize < 0) { - if (evp != &ev) - erts_free(ERTS_ALC_T_DRV_CMD_DATA, evp); - driver_free_binary(cbin); - goto bad_value; - } + evp->driver.vsize = erts_ioq_iodata_to_vec(list, ivp+1, bvp+1, cbin, + blimit, 1); + if (evp->driver.vsize < 0) { + erts_free(ERTS_ALC_T_DRV_CMD_DATA, evp); + driver_free_binary(&cbin->driver); + goto bad_value; } #if 0 /* This assertion may say something useful, but it can be falsified during the emulator test suites. */ ASSERT(evp->vsize == vsize); #endif - evp->vsize++; - evp->size = size; /* total size */ + evp->driver.vsize++; + evp->driver.size = size; /* total size */ /* Need to increase refc on all binaries */ - for (i = 1; i < evp->vsize; i++) + for (i = 1; i < evp->driver.vsize; i++) if (bvp[i]) - driver_binary_inc_refc(bvp[i]); + driver_binary_inc_refc(&bvp[i]->driver); sigdp->flags = ERTS_P2P_SIG_TYPE_OUTPUTV; sigdp->u.outputv.from = from; - sigdp->u.outputv.evp = evp; - sigdp->u.outputv.cbinp = cbin; + sigdp->u.outputv.evp = &evp->driver; + sigdp->u.outputv.cbinp = &cbin->driver; port_sig_callback = port_sig_outputv; } else { ErlDrvSizeT ERTS_DECLARE_DUMMY(r); @@ -2092,8 +1734,8 @@ erts_port_output(Process *c_p, erts_aint32_t sched_flags, busy_flgs, invalid_flags; int task_flags; ErtsProc2PortSigCallback port_sig_callback; - ErlDrvBinary *cbin = NULL; - ErlIOVec *evp = NULL; + ErtsIOQBinary *cbin = NULL; + ErtsIOVec *evp = NULL; char *buf = NULL; int force_immediate_call = (flags & ERTS_PORT_SIG_FLG_FORCE_IMM_CALL); int async_nosuspend; @@ -2139,11 +1781,11 @@ erts_port_output(Process *c_p, } #endif if (drv->outputv) { - ErlIOVec ev; + ErtsIOVec ev; SysIOVec iv[SMALL_WRITE_VEC]; - ErlDrvBinary* bv[SMALL_WRITE_VEC]; + ErtsIOQBinary* bv[SMALL_WRITE_VEC]; SysIOVec* ivp; - ErlDrvBinary** bvp; + ErtsIOQBinary** bvp; int vsize; Uint csize; Uint pvsize; @@ -2151,18 +1793,19 @@ erts_port_output(Process *c_p, Uint blimit; size_t iov_offset, binv_offset, alloc_size; - if (io_list_vec_len(list, &vsize, &csize, &pvsize, &pcsize, &size)) + if (erts_ioq_iodata_vec_len(list, &vsize, &csize, &pvsize, &pcsize, + &size, ERL_SMALL_IO_BIN_LIMIT)) goto bad_value; iov_offset = ERTS_ALC_DATA_ALIGN_SIZE(sizeof(ErlIOVec)); binv_offset = iov_offset; binv_offset += ERTS_ALC_DATA_ALIGN_SIZE((vsize+1)*sizeof(SysIOVec)); alloc_size = binv_offset; - alloc_size += (vsize+1)*sizeof(ErlDrvBinary *); + alloc_size += (vsize+1)*sizeof(ErtsIOQBinary *); if (try_call && vsize < SMALL_WRITE_VEC) { - ivp = ev.iov = iv; - bvp = ev.binv = bv; + ivp = ev.common.iov = iv; + bvp = ev.common.binv = bv; evp = &ev; } else { @@ -2173,9 +1816,9 @@ erts_port_output(Process *c_p, sigdp = erts_port_task_alloc_p2p_sig_data_extra( alloc_size, (void**)&ptr); } - evp = (ErlIOVec *) ptr; - ivp = evp->iov = (SysIOVec *) (ptr + iov_offset); - bvp = evp->binv = (ErlDrvBinary **) (ptr + binv_offset); + evp = (ErtsIOVec *) ptr; + ivp = evp->driver.iov = (SysIOVec *) (ptr + iov_offset); + bvp = evp->common.binv = (ErtsIOQBinary **) (ptr + binv_offset); } /* To pack or not to pack (small binaries) ...? */ @@ -2191,23 +1834,26 @@ erts_port_output(Process *c_p, } /* Use vsize and csize from now on */ - cbin = driver_alloc_binary(csize); - if (!cbin) - erts_alloc_enomem(ERTS_ALC_T_DRV_BINARY, ERTS_SIZEOF_Binary(csize)); + if (csize) { + cbin = (ErtsIOQBinary *)driver_alloc_binary(csize); + if (!cbin) + erts_alloc_enomem(ERTS_ALC_T_DRV_BINARY, ERTS_SIZEOF_Binary(csize)); + } /* Element 0 is for driver usage to add header block */ ivp[0].iov_base = NULL; ivp[0].iov_len = 0; bvp[0] = NULL; - evp->vsize = io_list_to_vec(list, ivp+1, bvp+1, cbin, blimit); - if (evp->vsize < 0) { + evp->driver.vsize = erts_ioq_iodata_to_vec(list, ivp+1, bvp+1, + cbin, blimit, 1); + if (evp->driver.vsize < 0) { if (evp != &ev) { if (try_call) erts_free(ERTS_ALC_T_TMP, evp); else erts_port_task_free_p2p_sig_data(sigdp); } - driver_free_binary(cbin); + driver_free_binary(&cbin->driver); goto bad_value; } #if 0 @@ -2215,19 +1861,19 @@ erts_port_output(Process *c_p, be falsified during the emulator test suites. */ ASSERT(evp->vsize == vsize); #endif - evp->vsize++; - evp->size = size; /* total size */ + evp->driver.vsize++; + evp->driver.size = size; /* total size */ if (!try_call) { int i; /* Need to increase refc on all binaries */ - for (i = 1; i < evp->vsize; i++) - if (bvp[i]) - driver_binary_inc_refc(bvp[i]); + for (i = 1; i < evp->driver.vsize; i++) + if (bvp[i]) + driver_binary_inc_refc(&bvp[i]->driver); } else { int i; - ErlIOVec *new_evp; + ErtsIOVec *new_evp; ErtsTryImmDrvCallResult try_call_res; ErtsTryImmDrvCallState try_call_state = ERTS_INIT_TRY_IMM_DRV_CALL_STATE( @@ -2250,14 +1896,14 @@ erts_port_output(Process *c_p, from, prt, drv, - evp); + &evp->driver); if (force_immediate_call) finalize_force_imm_drv_call(&try_call_state); else finalize_imm_drv_call(&try_call_state); /* Fall through... */ case ERTS_TRY_IMM_DRV_CALL_INVALID_PORT: - driver_free_binary(cbin); + driver_free_binary(&cbin->driver); if (evp != &ev) { ASSERT(!sigdp); erts_free(ERTS_ALC_T_TMP, evp); @@ -2271,7 +1917,7 @@ erts_port_output(Process *c_p, sched_flags = try_call_state.sched_flags; if (async_nosuspend && (sched_flags & (busy_flgs|ERTS_PTS_FLG_EXIT))) { - driver_free_binary(cbin); + driver_free_binary(&cbin->driver); if (evp != &ev) { ASSERT(!sigdp); erts_free(ERTS_ALC_T_TMP, evp); @@ -2286,9 +1932,9 @@ erts_port_output(Process *c_p, } /* Need to increase refc on all binaries */ - for (i = 1; i < evp->vsize; i++) + for (i = 1; i < evp->driver.vsize; i++) if (bvp[i]) - driver_binary_inc_refc(bvp[i]); + driver_binary_inc_refc(&bvp[i]->driver); /* The port task and iovec is allocated in the same structure as an optimization. This @@ -2301,18 +1947,18 @@ erts_port_output(Process *c_p, if (evp != &ev) { /* Copy from TMP alloc to port task */ sys_memcpy((void *) new_evp, (void *) evp, alloc_size); - new_evp->iov = (SysIOVec *) (((char *) new_evp) - + iov_offset); - bvp = new_evp->binv = (ErlDrvBinary **) (((char *) new_evp) - + binv_offset); + new_evp->driver.iov = (SysIOVec *) (((char *) new_evp) + + iov_offset); + bvp = new_evp->common.binv = (ErtsIOQBinary **) (((char *) new_evp) + + binv_offset); #ifdef DEBUG - ASSERT(new_evp->vsize == evp->vsize); - ASSERT(new_evp->size == evp->size); - for (i = 0; i < evp->vsize; i++) { - ASSERT(new_evp->iov[i].iov_len == evp->iov[i].iov_len); - ASSERT(new_evp->iov[i].iov_base == evp->iov[i].iov_base); - ASSERT(new_evp->binv[i] == evp->binv[i]); + ASSERT(new_evp->driver.vsize == evp->driver.vsize); + ASSERT(new_evp->driver.size == evp->driver.size); + for (i = 0; i < evp->driver.vsize; i++) { + ASSERT(new_evp->driver.iov[i].iov_len == evp->driver.iov[i].iov_len); + ASSERT(new_evp->driver.iov[i].iov_base == evp->driver.iov[i].iov_base); + ASSERT(new_evp->driver.binv[i] == evp->driver.binv[i]); } #endif @@ -2321,24 +1967,24 @@ erts_port_output(Process *c_p, else { /* from stack allocated structure; offsets may differ */ sys_memcpy((void *) new_evp, (void *) evp, sizeof(ErlIOVec)); - new_evp->iov = (SysIOVec *) (((char *) new_evp) - + iov_offset); - sys_memcpy((void *) new_evp->iov, - (void *) evp->iov, - evp->vsize * sizeof(SysIOVec)); - new_evp->binv = (ErlDrvBinary **) (((char *) new_evp) - + binv_offset); - sys_memcpy((void *) new_evp->binv, - (void *) evp->binv, - evp->vsize * sizeof(ErlDrvBinary *)); + new_evp->driver.iov = (SysIOVec *) (((char *) new_evp) + + iov_offset); + sys_memcpy((void *) new_evp->driver.iov, + (void *) evp->driver.iov, + evp->driver.vsize * sizeof(SysIOVec)); + new_evp->common.binv = (ErtsIOQBinary **) (((char *) new_evp) + + binv_offset); + sys_memcpy((void *) new_evp->common.binv, + (void *) evp->common.binv, + evp->driver.vsize * sizeof(ErtsIOQBinary *)); #ifdef DEBUG - ASSERT(new_evp->vsize == evp->vsize); - ASSERT(new_evp->size == evp->size); - for (i = 0; i < evp->vsize; i++) { - ASSERT(new_evp->iov[i].iov_len == evp->iov[i].iov_len); - ASSERT(new_evp->iov[i].iov_base == evp->iov[i].iov_base); - ASSERT(new_evp->binv[i] == evp->binv[i]); + ASSERT(new_evp->driver.vsize == evp->driver.vsize); + ASSERT(new_evp->driver.size == evp->driver.size); + for (i = 0; i < evp->driver.vsize; i++) { + ASSERT(new_evp->driver.iov[i].iov_len == evp->driver.iov[i].iov_len); + ASSERT(new_evp->driver.iov[i].iov_base == evp->driver.iov[i].iov_base); + ASSERT(new_evp->driver.binv[i] == evp->driver.binv[i]); } #endif @@ -2349,8 +1995,8 @@ erts_port_output(Process *c_p, sigdp->flags = ERTS_P2P_SIG_TYPE_OUTPUTV; sigdp->u.outputv.from = from; - sigdp->u.outputv.evp = evp; - sigdp->u.outputv.cbinp = cbin; + sigdp->u.outputv.evp = &evp->driver; + sigdp->u.outputv.cbinp = &cbin->driver; port_sig_callback = port_sig_outputv; } else { @@ -6682,6 +6328,7 @@ int driver_output_binary(ErlDrvPort ix, char* hbuf, ErlDrvSizeT hlen, else erts_atomic64_add_nob(&bytes_in, (erts_aint64_t) (hlen + len)); if (state & ERTS_PORT_SFLG_DISTRIBUTION) { + erts_atomic64_inc_nob(&prt->dist_entry->in); return erts_net_message(prt, prt->dist_entry, (byte*) hbuf, hlen, @@ -6722,6 +6369,7 @@ int driver_output2(ErlDrvPort ix, char* hbuf, ErlDrvSizeT hlen, else erts_atomic64_add_nob(&bytes_in, (erts_aint64_t) (hlen + len)); if (state & ERTS_PORT_SFLG_DISTRIBUTION) { + erts_atomic64_inc_nob(&prt->dist_entry->in); if (len == 0) return erts_net_message(prt, prt->dist_entry, @@ -7088,307 +6736,51 @@ driver_pdl_dec_refc(ErlDrvPDL pdl) return refc; } -/* expand queue to hold n elements in tail or head */ -static int expandq(ErlIOQueue* q, int n, int tail) -/* tail: 0 if make room in head, make room in tail otherwise */ -{ - int h_sz; /* room before header */ - int t_sz; /* room after tail */ - int q_sz; /* occupied */ - int nvsz; - SysIOVec* niov; - ErlDrvBinary** nbinv; - - h_sz = q->v_head - q->v_start; - t_sz = q->v_end - q->v_tail; - q_sz = q->v_tail - q->v_head; - - if (tail && (n <= t_sz)) /* do we need to expand tail? */ - return 0; - else if (!tail && (n <= h_sz)) /* do we need to expand head? */ - return 0; - else if (n > (h_sz + t_sz)) { /* need to allocate */ - /* we may get little extra but it ok */ - nvsz = (q->v_end - q->v_start) + n; - - niov = erts_alloc_fnf(ERTS_ALC_T_IOQ, nvsz * sizeof(SysIOVec)); - if (!niov) - return -1; - nbinv = erts_alloc_fnf(ERTS_ALC_T_IOQ, nvsz * sizeof(ErlDrvBinary**)); - if (!nbinv) { - erts_free(ERTS_ALC_T_IOQ, (void *) niov); - return -1; - } - if (tail) { - sys_memcpy(niov, q->v_head, q_sz*sizeof(SysIOVec)); - if (q->v_start != q->v_small) - erts_free(ERTS_ALC_T_IOQ, (void *) q->v_start); - q->v_start = niov; - q->v_end = niov + nvsz; - q->v_head = q->v_start; - q->v_tail = q->v_head + q_sz; - - sys_memcpy(nbinv, q->b_head, q_sz*sizeof(ErlDrvBinary*)); - if (q->b_start != q->b_small) - erts_free(ERTS_ALC_T_IOQ, (void *) q->b_start); - q->b_start = nbinv; - q->b_end = nbinv + nvsz; - q->b_head = q->b_start; - q->b_tail = q->b_head + q_sz; - } - else { - sys_memcpy(niov+nvsz-q_sz, q->v_head, q_sz*sizeof(SysIOVec)); - if (q->v_start != q->v_small) - erts_free(ERTS_ALC_T_IOQ, (void *) q->v_start); - q->v_start = niov; - q->v_end = niov + nvsz; - q->v_tail = q->v_end; - q->v_head = q->v_tail - q_sz; - - sys_memcpy(nbinv+nvsz-q_sz, q->b_head, q_sz*sizeof(ErlDrvBinary*)); - if (q->b_start != q->b_small) - erts_free(ERTS_ALC_T_IOQ, (void *) q->b_start); - q->b_start = nbinv; - q->b_end = nbinv + nvsz; - q->b_tail = q->b_end; - q->b_head = q->b_tail - q_sz; - } - } - else if (tail) { /* move to beginning to make room in tail */ - sys_memmove(q->v_start, q->v_head, q_sz*sizeof(SysIOVec)); - q->v_head = q->v_start; - q->v_tail = q->v_head + q_sz; - sys_memmove(q->b_start, q->b_head, q_sz*sizeof(ErlDrvBinary*)); - q->b_head = q->b_start; - q->b_tail = q->b_head + q_sz; - } - else { /* move to end to make room */ - sys_memmove(q->v_end-q_sz, q->v_head, q_sz*sizeof(SysIOVec)); - q->v_tail = q->v_end; - q->v_head = q->v_tail-q_sz; - sys_memmove(q->b_end-q_sz, q->b_head, q_sz*sizeof(ErlDrvBinary*)); - q->b_tail = q->b_end; - q->b_head = q->b_tail-q_sz; - } - - return 0; -} - - - /* Put elements from vec at q tail */ int driver_enqv(ErlDrvPort ix, ErlIOVec* vec, ErlDrvSizeT skip) { - int n; - size_t len; - ErlDrvSizeT size; - SysIOVec* iov; - ErlDrvBinary** binv; - ErlDrvBinary* b; - ErlIOQueue* q = drvport2ioq(ix); - - if (q == NULL) - return -1; - - ASSERT(vec->size >= skip); /* debug only */ - if (vec->size <= skip) - return 0; - size = vec->size - skip; - - iov = vec->iov; - binv = vec->binv; - n = vec->vsize; - - /* we use do here to strip iov_len=0 from beginning */ - do { - len = iov->iov_len; - if (len <= skip) { - skip -= len; - iov++; - binv++; - n--; - } - else { - iov->iov_base = ((char *)(iov->iov_base)) + skip; - iov->iov_len -= skip; - skip = 0; - } - } while(skip > 0); - - if (q->v_tail + n >= q->v_end) - expandq(q, n, 1); - - /* Queue and reference all binaries (remove zero length items) */ - while(n--) { - if ((len = iov->iov_len) > 0) { - if ((b = *binv) == NULL) { /* speical case create binary ! */ - b = driver_alloc_binary(len); - sys_memcpy(b->orig_bytes, iov->iov_base, len); - *q->b_tail++ = b; - q->v_tail->iov_len = len; - q->v_tail->iov_base = b->orig_bytes; - q->v_tail++; - } - else { - driver_binary_inc_refc(b); - *q->b_tail++ = b; - *q->v_tail++ = *iov; - } - } - iov++; - binv++; - } - q->size += size; /* update total size in queue */ - return 0; + ASSERT(vec->size >= skip); + return erts_ioq_enqv(drvport2ioq(ix), (ErtsIOVec*)vec, skip); } /* Put elements from vec at q head */ int driver_pushqv(ErlDrvPort ix, ErlIOVec* vec, ErlDrvSizeT skip) { - int n; - size_t len; - ErlDrvSizeT size; - SysIOVec* iov; - ErlDrvBinary** binv; - ErlDrvBinary* b; - ErlIOQueue* q = drvport2ioq(ix); - - if (q == NULL) - return -1; - - if (vec->size <= skip) - return 0; - size = vec->size - skip; - - iov = vec->iov; - binv = vec->binv; - n = vec->vsize; - - /* we use do here to strip iov_len=0 from beginning */ - do { - len = iov->iov_len; - if (len <= skip) { - skip -= len; - iov++; - binv++; - n--; - } - else { - iov->iov_base = ((char *)(iov->iov_base)) + skip; - iov->iov_len -= skip; - skip = 0; - } - } while(skip > 0); - - if (q->v_head - n < q->v_start) - expandq(q, n, 0); - - /* Queue and reference all binaries (remove zero length items) */ - iov += (n-1); /* move to end */ - binv += (n-1); /* move to end */ - while(n--) { - if ((len = iov->iov_len) > 0) { - if ((b = *binv) == NULL) { /* speical case create binary ! */ - b = driver_alloc_binary(len); - sys_memcpy(b->orig_bytes, iov->iov_base, len); - *--q->b_head = b; - q->v_head--; - q->v_head->iov_len = len; - q->v_head->iov_base = b->orig_bytes; - } - else { - driver_binary_inc_refc(b); - *--q->b_head = b; - *--q->v_head = *iov; - } - } - iov--; - binv--; - } - q->size += size; /* update total size in queue */ - return 0; + ASSERT(vec->size >= skip); + return erts_ioq_pushqv(drvport2ioq(ix), (ErtsIOVec*)vec, skip); } - /* ** Remove size bytes from queue head ** Return number of bytes that remain in queue */ ErlDrvSizeT driver_deq(ErlDrvPort ix, ErlDrvSizeT size) { - ErlIOQueue* q = drvport2ioq(ix); - ErlDrvSizeT len; - - if ((q == NULL) || (q->size < size)) - return -1; - q->size -= size; - while (size > 0) { - ASSERT(q->v_head != q->v_tail); - - len = q->v_head->iov_len; - if (len <= size) { - size -= len; - driver_free_binary(*q->b_head); - *q->b_head++ = NULL; - q->v_head++; - } - else { - q->v_head->iov_base = ((char *)(q->v_head->iov_base)) + size; - q->v_head->iov_len -= size; - size = 0; - } - } - - /* restart pointers (optimised for enq) */ - if (q->v_head == q->v_tail) { - q->v_head = q->v_tail = q->v_start; - q->b_head = q->b_tail = q->b_start; - } - return q->size; + ErlPortIOQueue *q = drvport2ioq(ix); + if (erts_ioq_deq(q, size) == -1) + return -1; + return erts_ioq_size(q); } -ErlDrvSizeT driver_peekqv(ErlDrvPort ix, ErlIOVec *ev) { - ErlIOQueue *q = drvport2ioq(ix); - ASSERT(ev); - - if (! q) { - return (ErlDrvSizeT) -1; - } else { - if ((ev->vsize = q->v_tail - q->v_head) == 0) { - ev->size = 0; - ev->iov = NULL; - ev->binv = NULL; - } else { - ev->size = q->size; - ev->iov = q->v_head; - ev->binv = q->b_head; - } - return q->size; - } +ErlDrvSizeT driver_peekqv(ErlDrvPort ix, ErlIOVec *ev) +{ + return erts_ioq_peekqv(drvport2ioq(ix), (ErtsIOVec*)ev); } SysIOVec* driver_peekq(ErlDrvPort ix, int* vlenp) /* length of io-vector */ { - ErlIOQueue* q = drvport2ioq(ix); - - if (q == NULL) { - *vlenp = -1; - return NULL; - } - if ((*vlenp = (q->v_tail - q->v_head)) == 0) - return NULL; - return q->v_head; + return erts_ioq_peekq(drvport2ioq(ix), vlenp); } ErlDrvSizeT driver_sizeq(ErlDrvPort ix) { - ErlIOQueue* q = drvport2ioq(ix); + ErlPortIOQueue *q = drvport2ioq(ix); if (q == NULL) - return (size_t) -1; - return q->size; + return (ErlDrvSizeT) -1; + return erts_ioq_size(q); } diff --git a/erts/emulator/beam/macros.tab b/erts/emulator/beam/macros.tab index 41dc761e90..bac96be7d3 100644 --- a/erts/emulator/beam/macros.tab +++ b/erts/emulator/beam/macros.tab @@ -42,7 +42,7 @@ JUMP(Fail) { GC_TEST(Ns, Nh, Live) { Uint need = $Nh + $Ns; - if (E - HTOP < need) { + if (ERTS_UNLIKELY(E - HTOP < need)) { SWAPOUT; PROCESS_MAIN_CHK_LOCKS(c_p); FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, $Live, FCALLS); @@ -55,7 +55,7 @@ GC_TEST(Ns, Nh, Live) { GC_TEST_PRESERVE(NeedHeap, Live, PreserveTerm) { Uint need = $NeedHeap; - if (E - HTOP < need) { + if (ERTS_UNLIKELY(E - HTOP < need)) { SWAPOUT; reg[$Live] = $PreserveTerm; PROCESS_MAIN_CHK_LOCKS(c_p); @@ -99,7 +99,13 @@ FAIL_BODY() { FAIL_HEAD_OR_BODY(Fail) { //| -no_prefetch - if ($Fail) { + + /* + * In a correctly working program, we expect failures in + * guards to be more likely than failures in bodies. + */ + + if (ERTS_LIKELY($Fail)) { $FAIL($Fail); } goto find_func_info; @@ -122,7 +128,7 @@ SYSTEM_LIMIT(Fail) { BIF_ERROR_ARITY_1(Fail, BIF, Op1) { //| -no_prefetch - if ($Fail) { + if (ERTS_LIKELY($Fail)) { $FAIL($Fail); } reg[0] = $Op1; @@ -133,7 +139,7 @@ BIF_ERROR_ARITY_1(Fail, BIF, Op1) { BIF_ERROR_ARITY_2(Fail, BIF, Op1, Op2) { //| -no_prefetch - if ($Fail) { + if (ERTS_LIKELY($Fail)) { $FAIL($Fail); } reg[0] = $Op1; diff --git a/erts/emulator/beam/msg_instrs.tab b/erts/emulator/beam/msg_instrs.tab index 509143268b..093d48c64c 100644 --- a/erts/emulator/beam/msg_instrs.tab +++ b/erts/emulator/beam/msg_instrs.tab @@ -66,7 +66,9 @@ i_recv_set() { if (c_p->msg.mark == (BeamInstr *) ($NEXT_INSTRUCTION)) { c_p->msg.save = c_p->msg.saved_last; } - /* Fall through to the loop_rec/2 instruction */ + SET_I($NEXT_INSTRUCTION); + goto loop_rec_top__; + //| -no_next } i_loop_rec(Dest) { @@ -79,6 +81,10 @@ i_loop_rec(Dest) { ErtsMessage* msgp; + /* Entry point from recv_set */ + loop_rec_top__: + ; + /* * We need to disable GC while matching messages * in the queue. This since messages with data outside @@ -87,7 +93,8 @@ i_loop_rec(Dest) { ASSERT(!(c_p->flags & F_DELAY_GC)); c_p->flags |= F_DELAY_GC; -loop_rec__: + /* Entry point from loop_rec_end */ + loop_rec__: PROCESS_MAIN_CHK_LOCKS(c_p); @@ -285,6 +292,7 @@ timeout() { TIMEOUT_VALUE() { c_p->freason = EXC_TIMEOUT_VALUE; goto find_func_info; + //| -no_next } i_wait_error_locked() { diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index b6e995fdbe..d64f6f2cfc 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -59,6 +59,7 @@ put_tuple u==0 d => too_old_compiler # All the other instructions. # +%cold label L i_func_info I a a I int_code_end @@ -68,6 +69,7 @@ i_debug_breakpoint i_return_time_trace i_return_to_trace i_yield +%hot return @@ -188,7 +190,9 @@ try Y F => catch Y F try_case Y => try_end Y try_end y +%cold try_case_end s +%hot # Destructive set tuple element @@ -217,6 +221,11 @@ is_number Fail Literal=q => move Literal x | is_number Fail x jump f +# +# Expection rasing instructions. Infrequently executed. +# + +%cold case_end NotInX=cy => move NotInX x | case_end x badmatch NotInX=cy => move NotInX x | badmatch x @@ -238,6 +247,12 @@ i_raise badarg j system_limit j +%hot + +# +# Move instructions. +# + move C=cxy x==0 | jump Lbl => move_jump Lbl C move_jump f ncxy @@ -404,8 +419,10 @@ wait_timeout_unlocked s f wait_timeout_locked_int I f wait_timeout_locked s f +%cold i_wait_error i_wait_error_locked +%hot send @@ -515,6 +532,7 @@ put_list s s d # Some more only used by the emulator # +%cold normal_exit continue_exit apply_bif @@ -522,6 +540,7 @@ call_nif call_error_handler error_action_code return_trace +%hot # # Instruction transformations & folded instructions. @@ -939,9 +958,11 @@ i_apply_fun i_apply_fun_last P i_apply_fun_only +%cold i_hibernate i_perf_counter +%hot call_bif e @@ -1040,7 +1061,7 @@ func_info M F A => i_func_info u M F A # New bit syntax matching (R11B). # ================================================================ -%cold +%warm bs_start_match2 Fail=f ica X Y D => jump Fail bs_start_match2 Fail Bin X Y D => i_bs_start_match2 Bin Fail X Y D i_bs_start_match2 xy f I I x @@ -1138,7 +1159,7 @@ i_bs_validate_unicode_retract j s s # # Constructing binaries # -%cold +%warm bs_init2 Fail Sz Words Regs Flags Dst | binary_too_big(Sz) => system_limit Fail diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index 615f44364b..68ef0a23f3 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -757,10 +757,6 @@ Preload* sys_preloaded(void); unsigned char* sys_preload_begin(Preload*); void sys_preload_end(Preload*); int sys_get_key(int); -void elapsed_time_both(ErtsMonotonicTime *ms_user, ErtsMonotonicTime *ms_sys, - ErtsMonotonicTime *ms_user_diff, ErtsMonotonicTime *ms_sys_diff); -void wall_clock_elapsed_time_both(ErtsMonotonicTime *ms_total, - ErtsMonotonicTime *ms_diff); void get_time(int *hour, int *minute, int *second); void get_date(int *year, int *month, int *day); void get_localtime(int *year, int *month, int *day, @@ -1109,6 +1105,14 @@ void erl_bin_write(unsigned char *, int, int); # define DEBUGF(x) #endif +#ifndef MAX +#define MAX(A, B) ((A) > (B) ? (A) : (B)) +#endif + +#ifndef MIN +#define MIN(A, B) ((A) < (B) ? (A) : (B)) +#endif + #ifdef __WIN32__ #ifdef ARCH_64 #define ERTS_ALLOC_ALIGN_BYTES 16 diff --git a/erts/emulator/beam/trace_instrs.tab b/erts/emulator/beam/trace_instrs.tab index dfd1d16d58..c71f2ef003 100644 --- a/erts/emulator/beam/trace_instrs.tab +++ b/erts/emulator/beam/trace_instrs.tab @@ -102,7 +102,7 @@ i_yield() { i_hibernate() { HEAVY_SWAPOUT; - if (erts_hibernate(c_p, r(0), x(1), x(2), reg)) { + if (erts_hibernate(c_p, reg)) { FCALLS = c_p->fcalls; c_p->flags &= ~F_HIBERNATE_SCHED; goto do_schedule; diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index d93c232d66..993585be10 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -51,6 +51,7 @@ #include "erl_ptab.h" #include "erl_check_io.h" #include "erl_bif_unique.h" +#include "erl_io_queue.h" #define ERTS_WANT_TIMER_WHEEL_API #include "erl_time.h" #ifdef HIPE diff --git a/erts/emulator/drivers/common/zlib_drv.c b/erts/emulator/drivers/common/zlib_drv.c deleted file mode 100644 index e342e414b5..0000000000 --- a/erts/emulator/drivers/common/zlib_drv.c +++ /dev/null @@ -1,792 +0,0 @@ -/* - * %CopyrightBegin% - * - * Copyright Ericsson AB 2003-2017. All Rights Reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - * %CopyrightEnd% - */ - -/* - * ZLib interface for erlang - * - */ -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif -#include <stdio.h> -#include <zlib.h> -#include <errno.h> -#include <string.h> - -#include "erl_driver.h" - - -#define DEFLATE_INIT 1 -#define DEFLATE_INIT2 2 -#define DEFLATE_SETDICT 3 -#define DEFLATE_RESET 4 -#define DEFLATE_END 5 -#define DEFLATE_PARAMS 6 -#define DEFLATE 7 - -#define INFLATE_INIT 8 -#define INFLATE_INIT2 9 -#define INFLATE_SETDICT 10 -#define INFLATE_GETDICT 11 -#define INFLATE_SYNC 12 -#define INFLATE_RESET 13 -#define INFLATE_END 14 -#define INFLATE 15 - -#define CRC32_0 16 -#define CRC32_1 17 -#define CRC32_2 18 - -#define SET_BUFSZ 19 -#define GET_BUFSZ 20 -#define GET_QSIZE 21 - -#define ADLER32_1 22 -#define ADLER32_2 23 - -#define CRC32_COMBINE 24 -#define ADLER32_COMBINE 25 - -#define INFLATE_CHUNK 26 - - -#define DEFAULT_BUFSZ 4000 - -/* According to zlib documentation, it can never exceed this */ -#define INFL_DICT_SZ 32768 - -/* This flag is used in the same places, where zlib return codes - * (Z_OK, Z_STREAM_END, Z_NEED_DICT) are. So, we need to set it to - * relatively large value to avoid possible value clashes in future. - * */ -#define INFLATE_HAS_MORE 100 - -static int zlib_init(void); -static ErlDrvData zlib_start(ErlDrvPort port, char* buf); -static void zlib_stop(ErlDrvData e); -static void zlib_flush(ErlDrvData e); -static ErlDrvSSizeT zlib_ctl(ErlDrvData drv_data, unsigned int command, char *buf, - ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen); -static void zlib_outputv(ErlDrvData drv_data, ErlIOVec *ev); - -ErlDrvEntry zlib_driver_entry = { - zlib_init, - zlib_start, - zlib_stop, - NULL, /* output */ - NULL, /* ready_input */ - NULL, /* ready_output */ - "zlib_drv", - NULL, /* finish */ - NULL, /* handle */ - zlib_ctl, - NULL, /* timeout */ - zlib_outputv, - NULL, /* read_async */ - zlib_flush, - NULL, /* call */ - NULL, /* event */ - ERL_DRV_EXTENDED_MARKER, - ERL_DRV_EXTENDED_MAJOR_VERSION, - ERL_DRV_EXTENDED_MINOR_VERSION, - ERL_DRV_FLAG_USE_PORT_LOCKING, - NULL, /* handle2 */ - NULL, /* process_exit */ -}; - -typedef enum { - ST_NONE = 0, - ST_DEFLATE = 1, - ST_INFLATE = 2 -} ZLibState; - - -typedef struct { - z_stream s; - ZLibState state; - ErlDrvBinary* bin; - int binsz; - int binsz_need; - uLong crc; - int inflate_eos_seen; - int want_crc; /* 1 if crc is calculated on clear text */ - ErlDrvPort port; /* the associcated port */ -} ZLibData; - -static int zlib_inflate(ZLibData* d, int flush); -static int zlib_deflate(ZLibData* d, int flush); - -#if defined(__WIN32__) -static int i32(char* buf) -#else -static __inline__ int i32(char* buf) -#endif -{ - return (int) ( - (((int)((unsigned char*)buf)[0]) << 24) | - (((int)((unsigned char*)buf)[1]) << 16) | - (((int)((unsigned char*)buf)[2]) << 8) | - (((int)((unsigned char*)buf)[3]) << 0)); -} - -static char* zlib_reason(int code, int* err) -{ - switch(code) { - case Z_OK: - *err = 0; - return "ok"; - case Z_STREAM_END: - *err = 0; - return "stream_end"; - case Z_ERRNO: - *err = 1; - return erl_errno_id(errno); - case Z_STREAM_ERROR: - *err = 1; - return "stream_error"; - case Z_DATA_ERROR: - *err = 1; - return "data_error"; - case Z_MEM_ERROR: - *err = 1; - return "mem_error"; - case Z_BUF_ERROR: - *err = 1; - return "buf_error"; - case Z_VERSION_ERROR: - *err = 1; - return "version_error"; - default: - *err = 1; - return "unknown_error"; - } -} - - -static ErlDrvSSizeT zlib_return(int code, char** rbuf, ErlDrvSizeT rlen) -{ - int msg_code = 0; /* 0=ok, 1=error */ - char* dst = *rbuf; - char* src; - ErlDrvSizeT len = 0; - - src = zlib_reason(code, &msg_code); - *dst++ = msg_code; - rlen--; - len = 1; - - while((rlen > 0) && *src) { - *dst++ = *src++; - rlen--; - len++; - } - return len; -} - -static ErlDrvSSizeT zlib_value2(int msg_code, int value, - char** rbuf, ErlDrvSizeT rlen) -{ - char* dst = *rbuf; - - if (rlen < 5) { - return -1; - } - *dst++ = msg_code; - *dst++ = (value >> 24) & 0xff; - *dst++ = (value >> 16) & 0xff; - *dst++ = (value >> 8) & 0xff; - *dst++ = value & 0xff; - return 5; -} - -static ErlDrvSSizeT zlib_value(int value, char** rbuf, ErlDrvSizeT rlen) -{ - return zlib_value2(2, value, rbuf, rlen); -} - -static int zlib_output_init(ZLibData* d) -{ - if (d->bin != NULL) - driver_free_binary(d->bin); - if ((d->bin = driver_alloc_binary(d->binsz_need)) == NULL) - return -1; - d->binsz = d->binsz_need; - d->s.next_out = (unsigned char*)d->bin->orig_bytes; - d->s.avail_out = d->binsz; - return 0; -} - -/* - * Send compressed or uncompressed data - * and restart output procesing - */ -static int zlib_output(ZLibData* d) -{ - if (d->bin != NULL) { - int len = d->binsz - d->s.avail_out; - if (len > 0) { - if (driver_output_binary(d->port, NULL, 0, d->bin, 0, len) < 0) - return -1; - } - driver_free_binary(d->bin); - d->bin = NULL; - d->binsz = 0; - } - return zlib_output_init(d); -} - -static int zlib_inflate_get_dictionary(ZLibData* d) -{ -#ifdef HAVE_ZLIB_INFLATEGETDICTIONARY - ErlDrvBinary* dbin = driver_alloc_binary(INFL_DICT_SZ); - uInt dlen = 0; - int res = inflateGetDictionary(&d->s, (unsigned char*)dbin->orig_bytes, &dlen); - if ((res == Z_OK) && (driver_output_binary(d->port, NULL, 0, dbin, 0, dlen) < 0)) { - res = Z_ERRNO; - } - driver_free_binary(dbin); - return res; -#else - abort(); /* never called, just to silence 'unresolved symbol' - for non-optimizing compiler */ -#endif -} - -static int zlib_inflate(ZLibData* d, int flush) -{ - int res = Z_OK; - - if ((d->bin == NULL) && (zlib_output_init(d) < 0)) { - errno = ENOMEM; - return Z_ERRNO; - } - - while ((driver_sizeq(d->port) > 0) && (res != Z_STREAM_END)) { - int vlen; - SysIOVec* iov = driver_peekq(d->port, &vlen); - int len; - int possibly_more_output = 0; - - d->s.next_in = iov[0].iov_base; - d->s.avail_in = iov[0].iov_len; - while((possibly_more_output || (d->s.avail_in > 0)) && (res != Z_STREAM_END)) { - res = inflate(&d->s, Z_NO_FLUSH); - if (res == Z_NEED_DICT) { - /* Essential to eat the header bytes that zlib has looked at */ - len = iov[0].iov_len - d->s.avail_in; - driver_deq(d->port, len); - return res; - } - if (res == Z_BUF_ERROR) { - /* Was possible more output, but actually not */ - res = Z_OK; - } - else if (res < 0) { - return res; - } - if (d->s.avail_out != 0) { - possibly_more_output = 0; - } else { - if (d->want_crc) - d->crc = crc32(d->crc, (unsigned char*)d->bin->orig_bytes, - d->binsz - d->s.avail_out); - zlib_output(d); - possibly_more_output = 1; - } - } - len = iov[0].iov_len - d->s.avail_in; - driver_deq(d->port, len); - } - - if (d->want_crc) { - d->crc = crc32(d->crc, (unsigned char*) d->bin->orig_bytes, - d->binsz - d->s.avail_out); - } - zlib_output(d); - if (res == Z_STREAM_END) { - d->inflate_eos_seen = 1; - } - return res; -} - -static int zlib_inflate_chunk(ZLibData* d) -{ - int res = Z_OK; - - if ((d->bin == NULL) && (zlib_output_init(d) < 0)) { - errno = ENOMEM; - return Z_ERRNO; - } - - while ((driver_sizeq(d->port) > 0) && (d->s.avail_out > 0) && - (res != Z_STREAM_END)) { - int vlen; - SysIOVec* iov = driver_peekq(d->port, &vlen); - int len; - - d->s.next_in = iov[0].iov_base; - d->s.avail_in = iov[0].iov_len; - while((d->s.avail_in > 0) && (d->s.avail_out > 0) && (res != Z_STREAM_END)) { - res = inflate(&d->s, Z_NO_FLUSH); - if (res == Z_NEED_DICT) { - /* Essential to eat the header bytes that zlib has looked at */ - len = iov[0].iov_len - d->s.avail_in; - driver_deq(d->port, len); - return res; - } - if (res == Z_BUF_ERROR) { - /* Was possible more output, but actually not */ - res = Z_OK; - } - else if (res < 0) { - return res; - } - } - len = iov[0].iov_len - d->s.avail_in; - driver_deq(d->port, len); - } - - /* We are here because all input was consumed or EOS reached or output - * buffer is full */ - if (d->want_crc) { - d->crc = crc32(d->crc, (unsigned char*) d->bin->orig_bytes, - d->binsz - d->s.avail_out); - } - zlib_output(d); - if ((res == Z_OK) && (d->s.avail_in > 0)) - res = INFLATE_HAS_MORE; - else if (res == Z_STREAM_END) { - d->inflate_eos_seen = 1; - } - return res; -} - -static int zlib_deflate(ZLibData* d, int flush) -{ - int res = Z_OK; - - if ((d->bin == NULL) && (zlib_output_init(d) < 0)) { - errno = ENOMEM; - return Z_ERRNO; - } - - while ((driver_sizeq(d->port) > 0) && (res != Z_STREAM_END)) { - int vlen; - SysIOVec* iov = driver_peekq(d->port, &vlen); - int len; - - d->s.next_in = iov[0].iov_base; - d->s.avail_in = iov[0].iov_len; - - while((d->s.avail_in > 0) && (res != Z_STREAM_END)) { - if ((res = deflate(&d->s, Z_NO_FLUSH)) < 0) { - return res; - } - if (d->s.avail_out == 0) { - zlib_output(d); - } - } - len = iov[0].iov_len - d->s.avail_in; - if (d->want_crc) { - d->crc = crc32(d->crc, iov[0].iov_base, len); - } - driver_deq(d->port, len); - } - - if (flush != Z_NO_FLUSH) { - if ((res = deflate(&d->s, flush)) < 0) { - return res; - } - if (flush == Z_FINISH) { - while (d->s.avail_out < d->binsz) { - zlib_output(d); - if (res == Z_STREAM_END) { - break; - } - if ((res = deflate(&d->s, flush)) < 0) { - return res; - } - } - } else { - while (d->s.avail_out == 0) { - zlib_output(d); - if ((res = deflate(&d->s, flush)) < 0) { - return res; - } - } - if (d->s.avail_out < d->binsz) { - zlib_output(d); - } - } - } - return res; -} - - - -static void* zlib_alloc(void* data, unsigned int items, unsigned int size) -{ - return (void*) driver_alloc(items*size); -} - -static void zlib_free(void* data, void* addr) -{ - driver_free(addr); -} - -#if defined(__APPLE__) && defined(__MACH__) && defined(HAVE_ZLIB_INFLATEGETDICTIONARY) - -/* Work around broken build system with runtime version test */ -static int have_inflateGetDictionary; - -static int zlib_init() -{ - unsigned int v[4] = {0, 0, 0, 0}; - unsigned hexver; - - sscanf(zlibVersion(), "%u.%u.%u.%u", &v[0], &v[1], &v[2], &v[3]); - - hexver = (v[0] << (8*3)) | (v[1] << (8*2)) | (v[2] << (8)) | v[3]; - - have_inflateGetDictionary = (hexver >= 0x1020701); /* 1.2.7.1 */ - - return 0; -} -#else /* trust configure got it right */ -# ifdef HAVE_ZLIB_INFLATEGETDICTIONARY -# define have_inflateGetDictionary 1 -# else -# define have_inflateGetDictionary 0 -# endif -static int zlib_init() -{ - return 0; -} -#endif - -static ErlDrvData zlib_start(ErlDrvPort port, char* buf) -{ - ZLibData* d; - - if ((d = (ZLibData*) driver_alloc(sizeof(ZLibData))) == NULL) - return ERL_DRV_ERROR_GENERAL; - - memset(&d->s, 0, sizeof(z_stream)); - - d->s.zalloc = zlib_alloc; - d->s.zfree = zlib_free; - d->s.opaque = d; - d->s.data_type = Z_BINARY; - - d->port = port; - d->state = ST_NONE; - d->bin = NULL; - d->binsz = 0; - d->binsz_need = DEFAULT_BUFSZ; - d->crc = crc32(0L, Z_NULL, 0); - d->inflate_eos_seen = 0; - d->want_crc = 0; - return (ErlDrvData)d; -} - - -static void zlib_stop(ErlDrvData e) -{ - ZLibData* d = (ZLibData*)e; - - if (d->state == ST_DEFLATE) - deflateEnd(&d->s); - else if (d->state == ST_INFLATE) - inflateEnd(&d->s); - - if (d->bin != NULL) - driver_free_binary(d->bin); - - driver_free(d); -} - -static void zlib_flush(ErlDrvData drv_data) -{ - ZLibData* d = (ZLibData*) drv_data; - - driver_deq(d->port, driver_sizeq(d->port)); -} - -static ErlDrvSSizeT zlib_ctl(ErlDrvData drv_data, unsigned int command, char *buf, - ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen) -{ - ZLibData* d = (ZLibData*)drv_data; - int res; - - switch(command) { - case DEFLATE_INIT: - if (len != 4) goto badarg; - if (d->state != ST_NONE) goto badarg; - res = deflateInit(&d->s, i32(buf)); - if (res == Z_OK) { - d->state = ST_DEFLATE; - d->want_crc = 0; - d->crc = crc32(0L, Z_NULL, 0); - } - return zlib_return(res, rbuf, rlen); - - case DEFLATE_INIT2: { - int wbits; - - if (len != 20) goto badarg; - if (d->state != ST_NONE) goto badarg; - wbits = i32(buf+8); - res = deflateInit2(&d->s, i32(buf), i32(buf+4), wbits, - i32(buf+12), i32(buf+16)); - if (res == Z_OK) { - d->state = ST_DEFLATE; - d->want_crc = (wbits < 0); - d->crc = crc32(0L, Z_NULL, 0); - } - return zlib_return(res, rbuf, rlen); - } - - case DEFLATE_SETDICT: - if (d->state != ST_DEFLATE) goto badarg; - res = deflateSetDictionary(&d->s, (unsigned char*)buf, len); - if (res == Z_OK) { - return zlib_value(d->s.adler, rbuf, rlen); - } else { - return zlib_return(res, rbuf, rlen); - } - - case DEFLATE_RESET: - if (len != 0) goto badarg; - if (d->state != ST_DEFLATE) goto badarg; - driver_deq(d->port, driver_sizeq(d->port)); - res = deflateReset(&d->s); - return zlib_return(res, rbuf, rlen); - - case DEFLATE_END: - if (len != 0) goto badarg; - if (d->state != ST_DEFLATE) goto badarg; - driver_deq(d->port, driver_sizeq(d->port)); - res = deflateEnd(&d->s); - d->state = ST_NONE; - return zlib_return(res, rbuf, rlen); - - case DEFLATE_PARAMS: - if (len != 8) goto badarg; - if (d->state != ST_DEFLATE) goto badarg; - res = deflateParams(&d->s, i32(buf), i32(buf+4)); - return zlib_return(res, rbuf, rlen); - - case DEFLATE: - if (d->state != ST_DEFLATE) goto badarg; - if (len != 4) goto badarg; - res = zlib_deflate(d, i32(buf)); - return zlib_return(res, rbuf, rlen); - - case INFLATE_INIT: - if (len != 0) goto badarg; - if (d->state != ST_NONE) goto badarg; - res = inflateInit(&d->s); - if (res == Z_OK) { - d->state = ST_INFLATE; - d->inflate_eos_seen = 0; - d->want_crc = 0; - d->crc = crc32(0L, Z_NULL, 0); - } - return zlib_return(res, rbuf, rlen); - - case INFLATE_INIT2: { - int wbits; - - if (len != 4) goto badarg; - if (d->state != ST_NONE) goto badarg; - wbits = i32(buf); - res = inflateInit2(&d->s, wbits); - if (res == Z_OK) { - d->state = ST_INFLATE; - d->inflate_eos_seen = 0; - d->want_crc = (wbits < 0); - d->crc = crc32(0L, Z_NULL, 0); - } - return zlib_return(res, rbuf, rlen); - } - - case INFLATE_SETDICT: - if (d->state != ST_INFLATE) goto badarg; - res = inflateSetDictionary(&d->s, (unsigned char*)buf, len); - return zlib_return(res, rbuf, rlen); - - case INFLATE_GETDICT: - if (have_inflateGetDictionary) { - if (d->state != ST_INFLATE) goto badarg; - res = zlib_inflate_get_dictionary(d); - } else { - errno = ENOTSUP; - res = Z_ERRNO; - } - return zlib_return(res, rbuf, rlen); - - case INFLATE_SYNC: - if (d->state != ST_INFLATE) goto badarg; - if (len != 0) goto badarg; - if (driver_sizeq(d->port) == 0) { - res = Z_BUF_ERROR; - } else { - int vlen; - SysIOVec* iov = driver_peekq(d->port, &vlen); - - d->s.next_in = iov[0].iov_base; - d->s.avail_in = iov[0].iov_len; - res = inflateSync(&d->s); - } - return zlib_return(res, rbuf, rlen); - - case INFLATE_RESET: - if (d->state != ST_INFLATE) goto badarg; - if (len != 0) goto badarg; - driver_deq(d->port, driver_sizeq(d->port)); - res = inflateReset(&d->s); - d->inflate_eos_seen = 0; - return zlib_return(res, rbuf, rlen); - - case INFLATE_END: - if (d->state != ST_INFLATE) goto badarg; - if (len != 0) goto badarg; - driver_deq(d->port, driver_sizeq(d->port)); - res = inflateEnd(&d->s); - if (res == Z_OK && d->inflate_eos_seen == 0) { - res = Z_DATA_ERROR; - } - d->state = ST_NONE; - return zlib_return(res, rbuf, rlen); - - case INFLATE: - if (d->state != ST_INFLATE) goto badarg; - if (len != 4) goto badarg; - res = zlib_inflate(d, i32(buf)); - if (res == Z_NEED_DICT) { - return zlib_value2(3, d->s.adler, rbuf, rlen); - } else { - return zlib_return(res, rbuf, rlen); - } - - case INFLATE_CHUNK: - if (d->state != ST_INFLATE) goto badarg; - if (len != 0) goto badarg; - res = zlib_inflate_chunk(d); - if (res == INFLATE_HAS_MORE) { - return zlib_value2(4, 0, rbuf, rlen); - } else if (res == Z_NEED_DICT) { - return zlib_value2(3, d->s.adler, rbuf, rlen); - } else { - return zlib_return(res, rbuf, rlen); - } - - case GET_QSIZE: - return zlib_value(driver_sizeq(d->port), rbuf, rlen); - - case GET_BUFSZ: - return zlib_value(d->binsz_need, rbuf, rlen); - - case SET_BUFSZ: { - int need; - if (len != 4) goto badarg; - need = i32(buf); - if ((need < 16) || (need > 0x00ffffff)) - goto badarg; - if (d->binsz_need != need) { - d->binsz_need = need; - if (d->bin != NULL) { - if (d->s.avail_out == d->binsz) { - driver_free_binary(d->bin); - d->bin = NULL; - d->binsz = 0; - } - else - zlib_output(d); - } - } - return zlib_return(Z_OK, rbuf, rlen); - } - - case CRC32_0: - return zlib_value(d->crc, rbuf, rlen); - - case CRC32_1: { - uLong crc = crc32(0L, Z_NULL, 0); - crc = crc32(crc, (unsigned char*) buf, len); - return zlib_value(crc, rbuf, rlen); - } - - case CRC32_2: { - uLong crc; - if (len < 4) goto badarg; - crc = (unsigned int) i32(buf); - crc = crc32(crc, (unsigned char*) buf+4, len-4); - return zlib_value(crc, rbuf, rlen); - } - - case ADLER32_1: { - uLong adler = adler32(0L, Z_NULL, 0); - adler = adler32(adler, (unsigned char*) buf, len); - return zlib_value(adler, rbuf, rlen); - } - - case ADLER32_2: { - uLong adler; - if (len < 4) goto badarg; - adler = (unsigned int) i32(buf); - adler = adler32(adler, (unsigned char*) buf+4, len-4); - return zlib_value(adler, rbuf, rlen); - } - - case CRC32_COMBINE: { - uLong crc, crc1, crc2, len2; - if (len != 12) goto badarg; - crc1 = (unsigned int) i32(buf); - crc2 = (unsigned int) i32(buf+4); - len2 = (unsigned int) i32(buf+8); - crc = crc32_combine(crc1, crc2, len2); - return zlib_value(crc, rbuf, rlen); - } - - case ADLER32_COMBINE: { - uLong adler, adler1, adler2, len2; - if (len != 12) goto badarg; - adler1 = (unsigned int) i32(buf); - adler2 = (unsigned int) i32(buf+4); - len2 = (unsigned int) i32(buf+8); - adler = adler32_combine(adler1, adler2, len2); - return zlib_value(adler, rbuf, rlen); - } - } - - badarg: - errno = EINVAL; - return zlib_return(Z_ERRNO, rbuf, rlen); -} - - - -static void zlib_outputv(ErlDrvData drv_data, ErlIOVec *ev) -{ - ZLibData* d = (ZLibData*) drv_data; - - driver_enqv(d->port, ev, 0); -} diff --git a/erts/emulator/hipe/hipe_ops.tab b/erts/emulator/hipe/hipe_ops.tab index 96e4c0da91..19a3820a6a 100644 --- a/erts/emulator/hipe/hipe_ops.tab +++ b/erts/emulator/hipe/hipe_ops.tab @@ -23,4 +23,7 @@ hipe_trap_call_closure hipe_trap_return hipe_trap_throw hipe_trap_resume + +%cold hipe_call_count +%hot diff --git a/erts/emulator/nifs/common/zlib_nif.c b/erts/emulator/nifs/common/zlib_nif.c new file mode 100644 index 0000000000..a1a65e1946 --- /dev/null +++ b/erts/emulator/nifs/common/zlib_nif.c @@ -0,0 +1,1011 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson 2017. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + */ + +#define STATIC_ERLANG_NIF 1 + +#include <stdio.h> +#include <zlib.h> + +#include "erl_nif.h" +#include "config.h" +#include "sys.h" + +#ifdef VALGRIND +# include <valgrind/memcheck.h> +#endif + +#define INFL_DICT_SZ (32768) + +/* NIF interface declarations */ +static int load(ErlNifEnv *env, void** priv_data, ERL_NIF_TERM load_info); +static int upgrade(ErlNifEnv *env, void** priv_data, void** old_priv_data, ERL_NIF_TERM load_info); +static void unload(ErlNifEnv *env, void* priv_data); + +static ErlNifResourceType *rtype_zlib; + +static ERL_NIF_TERM am_not_on_controlling_process; + +static ERL_NIF_TERM am_not_initialized; +static ERL_NIF_TERM am_already_initialized; + +static ERL_NIF_TERM am_ok; +static ERL_NIF_TERM am_error; + +static ERL_NIF_TERM am_continue; +static ERL_NIF_TERM am_finished; + +static ERL_NIF_TERM am_not_supported; +static ERL_NIF_TERM am_need_dictionary; + +static ERL_NIF_TERM am_empty; + +static ERL_NIF_TERM am_stream_end; +static ERL_NIF_TERM am_stream_error; +static ERL_NIF_TERM am_data_error; +static ERL_NIF_TERM am_mem_error; +static ERL_NIF_TERM am_buf_error; +static ERL_NIF_TERM am_version_error; +static ERL_NIF_TERM am_unknown_error; + +typedef enum { + ST_NONE = 0, + ST_DEFLATE = 1, + ST_INFLATE = 2, + ST_CLOSED = 3 +} zlib_state; + +typedef struct { + z_stream s; + zlib_state state; + + /* These refer to the plaintext CRC, and are only needed for zlib:crc32/1 + * which is deprecated. */ + uLong input_crc; + uLong output_crc; + int want_input_crc; + int want_output_crc; + + int is_raw_stream; + + int eos_seen; + + /* DEPRECATED */ + int inflateChunk_buffer_size; + + ErlNifPid controlling_process; + + ErlNifIOQueue *input_queue; + + ErlNifEnv *stash_env; + ERL_NIF_TERM stash_term; +} zlib_data_t; + +/* The NIFs: */ + +static ERL_NIF_TERM zlib_open(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_close(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_deflateInit(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_deflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_deflateSetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_deflateReset(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_deflateEnd(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_deflateParams(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_deflate(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); + +static ERL_NIF_TERM zlib_inflateInit(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_inflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_inflateSetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_inflateGetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_inflateReset(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_inflateEnd(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_inflate(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); + +static ERL_NIF_TERM zlib_crc32(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); + +static ERL_NIF_TERM zlib_clearStash(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_setStash(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_getStash(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); + +static ERL_NIF_TERM zlib_getBufSize(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM zlib_setBufSize(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); + +static ERL_NIF_TERM zlib_enqueue_input(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]); + +static ErlNifFunc nif_funcs[] = { + /* deflate */ + {"deflateInit_nif", 2, zlib_deflateInit}, + {"deflateInit_nif", 6, zlib_deflateInit2}, + {"deflateSetDictionary_nif", 2, zlib_deflateSetDictionary}, + {"deflateReset_nif", 1, zlib_deflateReset}, + {"deflateEnd_nif", 1, zlib_deflateEnd}, + {"deflateParams_nif", 3, zlib_deflateParams}, + {"deflate_nif", 4, zlib_deflate}, + + /* inflate */ + {"inflateInit_nif", 1, zlib_inflateInit}, + {"inflateInit_nif", 2, zlib_inflateInit2}, + {"inflateSetDictionary_nif", 2, zlib_inflateSetDictionary}, + {"inflateGetDictionary_nif", 1, zlib_inflateGetDictionary}, + {"inflateReset_nif", 1, zlib_inflateReset}, + {"inflateEnd_nif", 1, zlib_inflateEnd}, + {"inflate_nif", 4, zlib_inflate}, + + /* running checksum */ + {"crc32_nif", 1, zlib_crc32}, + + /* open & close */ + {"close_nif", 1, zlib_close}, + {"open_nif", 0, zlib_open}, + + /* The stash keeps a single term alive across calls, and is used in + * exception_on_need_dict/1 to retain the old error behavior, and for + * saving data flushed through deflateParams/3. */ + {"getStash_nif", 1, zlib_getStash}, + {"clearStash_nif", 1, zlib_clearStash}, + {"setStash_nif", 2, zlib_setStash}, + + /* DEPRECATED: buffer size for inflateChunk */ + {"getBufSize_nif", 1, zlib_getBufSize}, + {"setBufSize_nif", 2, zlib_setBufSize}, + + {"enqueue_nif", 2, zlib_enqueue_input}, +}; + +ERL_NIF_INIT(zlib, nif_funcs, load, NULL, upgrade, unload) + +static void gc_zlib(ErlNifEnv *env, void* data); + +static int load(ErlNifEnv *env, void** priv_data, ERL_NIF_TERM load_info) +{ + am_not_on_controlling_process = + enif_make_atom(env, "not_on_controlling_process"); + + am_not_initialized = enif_make_atom(env, "not_initialized"); + am_already_initialized = enif_make_atom(env, "already_initialized"); + + am_ok = enif_make_atom(env, "ok"); + am_error = enif_make_atom(env, "error"); + + am_continue = enif_make_atom(env, "continue"); + am_finished = enif_make_atom(env, "finished"); + + am_not_supported = enif_make_atom(env, "not_supported"); + am_need_dictionary = enif_make_atom(env, "need_dictionary"); + + am_empty = enif_make_atom(env, "empty"); + + am_stream_end = enif_make_atom(env, "stream_end"); + am_stream_error = enif_make_atom(env, "stream_error"); + am_data_error = enif_make_atom(env, "data_error"); + am_mem_error = enif_make_atom(env, "mem_error"); + am_buf_error = enif_make_atom(env, "buf_error"); + am_version_error = enif_make_atom(env, "version_error"); + am_unknown_error = enif_make_atom(env, "unknown_error"); + + rtype_zlib = enif_open_resource_type(env, NULL, + "gc_zlib", gc_zlib, ERL_NIF_RT_CREATE, NULL); + *priv_data = NULL; + + return 0; +} + +static void unload(ErlNifEnv *env, void* priv_data) +{ + +} + +static int upgrade(ErlNifEnv *env, void** priv_data, void** old_priv_data, ERL_NIF_TERM load_info) +{ + if(*old_priv_data != NULL) { + return -1; /* Don't know how to do that */ + } + if(*priv_data != NULL) { + return -1; /* Don't know how to do that */ + } + if(load(env, priv_data, load_info)) { + return -1; + } + return 0; +} + +static void* zlib_alloc(void* data, unsigned int items, unsigned int size) +{ + return (void*) enif_alloc(items * size); +} + +static void zlib_free(void* data, void* addr) +{ + enif_free(addr); +} + +static ERL_NIF_TERM zlib_return(ErlNifEnv *env, int code) { + ERL_NIF_TERM reason; + switch(code) { + case Z_OK: + reason = am_ok; + break; + case Z_STREAM_END: + reason = am_stream_end; + break; + case Z_ERRNO: + reason = enif_make_int(env, errno); + break; + case Z_STREAM_ERROR: + reason = enif_raise_exception(env, am_stream_error); + break; + case Z_DATA_ERROR: + reason = enif_raise_exception(env, am_data_error); + break; + case Z_MEM_ERROR: + reason = am_mem_error; + break; + case Z_BUF_ERROR: + reason = am_buf_error; + break; + case Z_VERSION_ERROR: + reason = am_version_error; + break; + default: + reason = am_unknown_error; + break; + } + return reason; +} + +static void gc_zlib(ErlNifEnv *env, void* data) { + zlib_data_t *d = (zlib_data_t*)data; + + if(d->state == ST_DEFLATE) { + deflateEnd(&d->s); + } else if(d->state == ST_INFLATE) { + inflateEnd(&d->s); + } + + if(d->state != ST_CLOSED) { + enif_ioq_destroy(d->input_queue); + + if(d->stash_env != NULL) { + enif_free_env(d->stash_env); + } + + d->state = ST_CLOSED; + } +} + +static int get_zlib_data(ErlNifEnv *env, ERL_NIF_TERM opaque, zlib_data_t **d) { + return enif_get_resource(env, opaque, rtype_zlib, (void **)d); +} + +static int zlib_process_check(ErlNifEnv *env, zlib_data_t *d) { + ErlNifPid current_process; + + enif_self(env, ¤t_process); + + return enif_is_identical(enif_make_pid(env, ¤t_process), + enif_make_pid(env, &d->controlling_process)); +} + +static void zlib_reset_input(zlib_data_t *d) { + enif_ioq_destroy(d->input_queue); + d->input_queue = enif_ioq_create(ERL_NIF_IOQ_NORMAL); + + if(d->stash_env != NULL) { + enif_free_env(d->stash_env); + d->stash_env = NULL; + d->stash_term = NIL; + } +} + +static int zlib_flush_queue(int (*codec)(z_stream*, int), ErlNifEnv *env, + zlib_data_t *d, size_t input_limit, ErlNifBinary *output_buffer, int flush, + size_t *bytes_produced, size_t *bytes_consumed, size_t *bytes_remaining) { + + int vec_len, vec_idx; + SysIOVec *input_vec; + int res; + + input_vec = enif_ioq_peek(d->input_queue, &vec_len); + vec_idx = 0; + res = Z_OK; + + *bytes_produced = 0; + *bytes_consumed = 0; + + d->s.avail_out = output_buffer->size; + d->s.next_out = output_buffer->data; + + while(res == Z_OK && vec_idx < vec_len && *bytes_consumed < input_limit) { + size_t timeslice_percent, block_consumed, block_size; + + block_size = MIN(input_vec[vec_idx].iov_len, input_limit); + + d->s.next_in = input_vec[vec_idx].iov_base; + d->s.avail_in = block_size; + + res = codec(&d->s, Z_NO_FLUSH); + + ASSERT(d->s.avail_in == 0 || d->s.avail_out == 0 || res != Z_OK); + + block_consumed = block_size - d->s.avail_in; + *bytes_consumed += block_consumed; + + if(d->want_input_crc) { + d->input_crc = + crc32(d->input_crc, input_vec[vec_idx].iov_base, block_consumed); + } + + timeslice_percent = (100 * block_consumed) / input_limit; + if(enif_consume_timeslice(env, MAX(1, timeslice_percent))) { + break; + } + + vec_idx++; + } + + if(!enif_ioq_deq(d->input_queue, *bytes_consumed, bytes_remaining)) { + *bytes_remaining = 0; + res = Z_BUF_ERROR; + } + + if(res == Z_OK && flush != Z_NO_FLUSH && (*bytes_remaining == 0)) { + d->s.next_in = NULL; + d->s.avail_in = 0; + + res = codec(&d->s, flush); + } + + *bytes_produced = output_buffer->size - d->s.avail_out; + + return res; +} + +static ERL_NIF_TERM zlib_codec(int (*codec)(z_stream*, int), + ErlNifEnv *env, zlib_data_t *d, + int input_chunk_size, + int output_chunk_size, + int flush) { + + size_t bytes_produced, bytes_consumed, bytes_remaining; + ErlNifBinary output_buffer; + int res; + + if(!enif_alloc_binary(output_chunk_size, &output_buffer)) { + return zlib_return(env, Z_MEM_ERROR); + } + + res = zlib_flush_queue(codec, env, d, input_chunk_size, &output_buffer, + flush, &bytes_produced, &bytes_consumed, &bytes_remaining); + + if(res < 0 && res != Z_BUF_ERROR) { + enif_release_binary(&output_buffer); + return zlib_return(env, res); + } + + if(res == Z_STREAM_END) { + d->eos_seen = 1; + } + + if(d->want_output_crc) { + d->output_crc = + crc32(d->output_crc, output_buffer.data, bytes_produced); + } + + if(bytes_consumed == 0 && bytes_produced == 0 && bytes_remaining != 0) { + /* Die if we've made zero progress; this should not happen on + * well-formed input. */ + + enif_release_binary(&output_buffer); + return zlib_return(env, Z_DATA_ERROR); + } else { + ERL_NIF_TERM flushed_output; + + if(bytes_produced > 0) { + if(bytes_produced < output_buffer.size) { + enif_realloc_binary(&output_buffer, bytes_produced); + } + + flushed_output = + enif_make_list1(env, enif_make_binary(env, &output_buffer)); + } else { + enif_release_binary(&output_buffer); + flushed_output = enif_make_list(env, 0); + } + + if(bytes_remaining == 0 && bytes_produced < output_chunk_size) { + return enif_make_tuple2(env, am_finished, flushed_output); + } else if(res != Z_NEED_DICT) { + return enif_make_tuple2(env, am_continue, flushed_output); + } + + return enif_make_tuple3(env, am_need_dictionary, + enif_make_int(env, d->s.adler), flushed_output); + } +} + +/* zlib nifs */ + +static ERL_NIF_TERM zlib_getStash(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } + + if(d->stash_env == NULL) { + return am_empty; + } + + return enif_make_tuple2(env, am_ok, enif_make_copy(env, d->stash_term)); +} + +static ERL_NIF_TERM zlib_clearStash(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->stash_env == NULL) { + return enif_raise_exception(env, am_error); + } + + enif_free_env(d->stash_env); + d->stash_env = NULL; + d->stash_term = NIL; + + return am_ok; +} + +static ERL_NIF_TERM zlib_setStash(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + if(argc != 2 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->stash_env != NULL) { + return enif_raise_exception(env, am_error); + } + + d->stash_env = enif_alloc_env(); + d->stash_term = enif_make_copy(d->stash_env, argv[1]); + + return am_ok; +} + +static ERL_NIF_TERM zlib_open(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + ERL_NIF_TERM result; + + d = (zlib_data_t *) enif_alloc_resource(rtype_zlib, sizeof(zlib_data_t)); + + memset(&d->s, 0, sizeof(z_stream)); + + enif_self(env, &d->controlling_process); + + d->input_queue = enif_ioq_create(ERL_NIF_IOQ_NORMAL); + + d->s.zalloc = zlib_alloc; + d->s.zfree = zlib_free; + d->s.opaque = d; + d->s.data_type = Z_BINARY; + + d->state = ST_NONE; + d->eos_seen = 0; + + d->want_output_crc = 0; + d->want_input_crc = 0; + d->is_raw_stream = 0; + + d->output_crc = crc32(0L, Z_NULL, 0); + d->input_crc = crc32(0L, Z_NULL, 0); + + d->stash_env = NULL; + d->stash_term = NIL; + + d->inflateChunk_buffer_size = 4000; + + result = enif_make_resource(env, d); + enif_release_resource(d); + + return result; +} + +static ERL_NIF_TERM zlib_close(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + /* strictly speaking not needed since the gc will handle this */ + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state == ST_CLOSED) { + return enif_raise_exception(env, am_not_initialized); + } + + gc_zlib(env, d); + + return am_ok; +} + +/* deflate */ + +static ERL_NIF_TERM zlib_deflateInit(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int level, res; + + if(argc != 2 || !get_zlib_data(env, argv[0], &d) || + !enif_get_int(env, argv[1], &level)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_NONE) { + return enif_raise_exception(env, am_already_initialized); + } + + res = deflateInit(&d->s, level); + + if(res == Z_OK) { + d->state = ST_DEFLATE; + d->eos_seen = 0; + + /* FIXME: crc32/1 is documented as returning "the current calculated + * checksum," but failed to mention that the old implementation only + * calculated it when WindowBits < 0 (See zlib_deflateInit2). + * + * We could fix this behavior by setting d->want_input_crc to 1 here, + * but we've decided to retain this quirk since the performance hit is + * quite significant. */ + d->want_output_crc = 0; + d->want_input_crc = 0; + + d->output_crc = crc32(0L, Z_NULL, 0); + d->input_crc = crc32(0L, Z_NULL, 0); + } + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_deflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int level, method, windowBits, memLevel, strategy, res; + + if(argc != 6 || !get_zlib_data(env, argv[0], &d) + || !enif_get_int(env, argv[1], &level) + || !enif_get_int(env, argv[2], &method) + || !enif_get_int(env, argv[3], &windowBits) + || !enif_get_int(env, argv[4], &memLevel) + || !enif_get_int(env, argv[5], &strategy)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_NONE) { + return enif_raise_exception(env, am_already_initialized); + } + + res = deflateInit2(&d->s, level, method, windowBits, memLevel, strategy); + + if(res == Z_OK) { + d->state = ST_DEFLATE; + d->eos_seen = 0; + + d->is_raw_stream = (windowBits < 0); + + d->want_output_crc = 0; + d->want_input_crc = d->is_raw_stream; + + d->output_crc = crc32(0L, Z_NULL, 0); + d->input_crc = crc32(0L, Z_NULL, 0); + } + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_deflateSetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + ErlNifBinary bin; + int res; + + if(argc != 2 || !get_zlib_data(env, argv[0], &d) + || !enif_inspect_iolist_as_binary(env, argv[1], &bin)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_DEFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + if((res = deflateSetDictionary(&d->s, bin.data, bin.size)) == Z_OK) { + uLong checksum = d->s.adler; + + /* d->s.adler is not updated in raw deflate mode, so we'll calculate it + * ourselves in case the user wants to rely on that behavior. */ + if(d->is_raw_stream) { + checksum = adler32(0, bin.data, bin.size); + } + + return enif_make_int(env, checksum); + } + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_deflateReset(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int res; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_DEFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + res = deflateReset(&d->s); + + d->input_crc = crc32(0L, Z_NULL, 0); + d->eos_seen = 0; + + zlib_reset_input(d); + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_deflateEnd(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int res; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_DEFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + res = deflateEnd(&d->s); + + if(res == Z_OK && enif_ioq_size(d->input_queue) > 0) { + res = Z_DATA_ERROR; + } + + zlib_reset_input(d); + d->state = ST_NONE; + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_deflateParams(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int res, level, strategy; + + if(argc != 3 || !get_zlib_data(env, argv[0], &d) + || !enif_get_int(env, argv[1], &level) + || !enif_get_int(env, argv[2], &strategy)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_DEFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + /* deflateParams will flush everything currently in the stream, corrupting + * the heap unless it's empty. We therefore pretend to have a full output + * buffer, forcing a Z_BUF_ERROR if there's anything left to be flushed. */ + d->s.avail_out = 0; + res = deflateParams(&d->s, level, strategy); + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_deflate(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + int input_chunk_size, output_chunk_size, flush; + + if(argc != 4 || !get_zlib_data(env, argv[0], &d) + || !enif_get_int(env, argv[1], &input_chunk_size) + || !enif_get_int(env, argv[2], &output_chunk_size) + || !enif_get_int(env, argv[3], &flush)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_DEFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + return zlib_codec(&deflate, env, d, input_chunk_size, output_chunk_size, flush); +} + +/* inflate */ + +static ERL_NIF_TERM zlib_inflateInit(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int res; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_NONE) { + return enif_raise_exception(env, am_already_initialized); + } + + res = inflateInit(&d->s); + + if(res == Z_OK) { + d->state = ST_INFLATE; + d->eos_seen = 0; + + d->want_output_crc = 0; + d->want_input_crc = 0; + d->is_raw_stream = 0; + + d->output_crc = crc32(0L, Z_NULL, 0); + d->input_crc = crc32(0L, Z_NULL, 0); + } + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_inflateInit2(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int windowBits, res; + + if(argc != 2 || !get_zlib_data(env, argv[0], &d) + || !enif_get_int(env, argv[1], &windowBits)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_NONE) { + return enif_raise_exception(env, am_already_initialized); + } + + res = inflateInit2(&d->s, windowBits); + + if(res == Z_OK) { + d->state = ST_INFLATE; + d->eos_seen = 0; + + d->is_raw_stream = (windowBits < 0); + + d->want_output_crc = d->is_raw_stream; + d->want_input_crc = 0; + + d->output_crc = crc32(0L, Z_NULL, 0); + d->input_crc = crc32(0L, Z_NULL, 0); + } + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_inflateSetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + ErlNifBinary bin; + int res; + + if(argc != 2 || !get_zlib_data(env, argv[0], &d) + || !enif_inspect_iolist_as_binary(env, argv[1], &bin)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_INFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + res = inflateSetDictionary(&d->s, bin.data, bin.size); + + return zlib_return(env, res); +} + +#ifdef HAVE_ZLIB_INFLATEGETDICTIONARY +/* Work around broken build system with runtime version test */ +static int zlib_supports_inflateGetDictionary(void) { + static int supportsGetDictionary = -1; + +#if defined(__APPLE__) && defined(__MACH__) + if(supportsGetDictionary < 0) { + unsigned int v[4] = {0, 0, 0, 0}; + unsigned hexver; + + sscanf(zlibVersion(), "%u.%u.%u.%u", &v[0], &v[1], &v[2], &v[3]); + + hexver = (v[0] << (8*3)) | (v[1] << (8*2)) | (v[2] << (8)) | v[3]; + supportsGetDictionary = (hexver >= 0x1020701); /* 1.2.7.1 */ + } +#endif + + return supportsGetDictionary; +} +#endif + +static ERL_NIF_TERM zlib_inflateGetDictionary(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_INFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + +#ifdef HAVE_ZLIB_INFLATEGETDICTIONARY + if(zlib_supports_inflateGetDictionary()) { + ErlNifBinary obin; + uInt len; + int res; + + enif_alloc_binary(INFL_DICT_SZ, &obin); + len = 0; + + if((res = inflateGetDictionary(&d->s, obin.data, &len)) < 0) { + enif_release_binary(&obin); + return zlib_return(env, res); + } + + enif_realloc_binary(&obin, (size_t)len); + return enif_make_binary(env, &obin); + } +#endif + + return enif_raise_exception(env, am_not_supported); +} + +static ERL_NIF_TERM zlib_inflateReset(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int res; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_INFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + res = inflateReset(&d->s); + + d->output_crc = crc32(0L, Z_NULL, 0); + d->eos_seen = 0; + + zlib_reset_input(d); + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_inflateEnd(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + int res; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_INFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + res = inflateEnd(&d->s); + + if(res == Z_OK && (!d->eos_seen || enif_ioq_size(d->input_queue) > 0)) { + res = Z_DATA_ERROR; + } + + zlib_reset_input(d); + d->state = ST_NONE; + + return zlib_return(env, res); +} + +static ERL_NIF_TERM zlib_inflate(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + int input_chunk_size, output_chunk_size, flush; + + if(argc != 4 || !get_zlib_data(env, argv[0], &d) + || !enif_get_int(env, argv[1], &input_chunk_size) + || !enif_get_int(env, argv[2], &output_chunk_size) + || !enif_get_int(env, argv[3], &flush)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_INFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + return zlib_codec(&inflate, env, d, input_chunk_size, output_chunk_size, flush); +} + +static ERL_NIF_TERM zlib_crc32(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } + + if(d->state == ST_DEFLATE) { + return enif_make_ulong(env, d->input_crc); + } else if(d->state == ST_INFLATE) { + return enif_make_ulong(env, d->output_crc); + } + + return enif_raise_exception(env, am_not_initialized); +} + +static ERL_NIF_TERM zlib_getBufSize(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + if(argc != 1 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } + + return enif_make_int(env, d->inflateChunk_buffer_size); +} + +static ERL_NIF_TERM zlib_setBufSize(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + if(argc != 2 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } + + if(!enif_get_int(env, argv[1], &d->inflateChunk_buffer_size)) { + return enif_make_badarg(env); + } + + return am_ok; +} + +static ERL_NIF_TERM zlib_enqueue_input(ErlNifEnv *env, int argc, const ERL_NIF_TERM argv[]) { + zlib_data_t *d; + + ErlNifIOVec prealloc, *iovec = &prealloc; + ERL_NIF_TERM tail; + + if(argc != 2 || !get_zlib_data(env, argv[0], &d)) { + return enif_make_badarg(env); + } else if(!zlib_process_check(env, d)) { + return enif_raise_exception(env, am_not_on_controlling_process); + } else if(d->state != ST_DEFLATE && d->state != ST_INFLATE) { + return enif_raise_exception(env, am_not_initialized); + } + + if(!enif_inspect_iovec(env, 256, argv[1], &tail, &iovec)) { + return enif_make_badarg(env); + } else if(!enif_ioq_enqv(d->input_queue, iovec, 0)) { + return enif_make_badarg(env); + } + + if(!enif_is_empty_list(env, tail)) { + return enif_make_tuple2(env, am_continue, tail); + } + + return am_ok; +} diff --git a/erts/emulator/pcre/local_config.h b/erts/emulator/pcre/local_config.h index e90f4dcada..c6af423d72 100644 --- a/erts/emulator/pcre/local_config.h +++ b/erts/emulator/pcre/local_config.h @@ -86,4 +86,4 @@ #define SUPPORT_UTF /* Version number of package */ -#define VERSION "8.40" +#define VERSION "8.41" diff --git a/erts/emulator/pcre/pcre-8.40.tar.bz2 b/erts/emulator/pcre/pcre-8.40.tar.bz2 Binary files differdeleted file mode 100644 index 6147917f4e..0000000000 --- a/erts/emulator/pcre/pcre-8.40.tar.bz2 +++ /dev/null diff --git a/erts/emulator/pcre/pcre-8.41.tar.bz2 b/erts/emulator/pcre/pcre-8.41.tar.bz2 Binary files differnew file mode 100644 index 0000000000..1798432dc9 --- /dev/null +++ b/erts/emulator/pcre/pcre-8.41.tar.bz2 diff --git a/erts/emulator/pcre/pcre.h b/erts/emulator/pcre/pcre.h index 9cbd9c0293..ab8f40cfc1 100644 --- a/erts/emulator/pcre/pcre.h +++ b/erts/emulator/pcre/pcre.h @@ -43,9 +43,9 @@ POSSIBILITY OF SUCH DAMAGE. /* The current PCRE version information. */ #define PCRE_MAJOR 8 -#define PCRE_MINOR 40 +#define PCRE_MINOR 41 #define PCRE_PRERELEASE -#define PCRE_DATE 2017-01-11 +#define PCRE_DATE 2017-07-05 /* When an application links to a PCRE DLL in Windows, the symbols that are imported have to be identified as such. When building PCRE, the appropriate diff --git a/erts/emulator/pcre/pcre_compile.c b/erts/emulator/pcre/pcre_compile.c index 6e841c9cf8..e79284ab79 100644 --- a/erts/emulator/pcre/pcre_compile.c +++ b/erts/emulator/pcre/pcre_compile.c @@ -5740,6 +5740,21 @@ for (;; ptr++) ptr = p - 1; /* Character before the next significant one. */ } + /* We also need to skip over (?# comments, which are not dependent on + extended mode. */ + + if (ptr[1] == CHAR_LEFT_PARENTHESIS && ptr[2] == CHAR_QUESTION_MARK && + ptr[3] == CHAR_NUMBER_SIGN) + { + ptr += 4; + while (*ptr != CHAR_NULL && *ptr != CHAR_RIGHT_PARENTHESIS) ptr++; + if (*ptr == CHAR_NULL) + { + *errorcodeptr = ERR18; + goto FAILED; + } + } + /* If the next character is '+', we have a possessive quantifier. This implies greediness, whatever the setting of the PCRE_UNGREEDY option. If the next character is '?' this is a minimizing repeat, by default, @@ -8211,7 +8226,6 @@ for (;; ptr++) if (mclength == 1 || req_caseopt == 0) { - firstchar = mcbuffer[0] | req_caseopt; firstchar = mcbuffer[0]; firstcharflags = req_caseopt; diff --git a/erts/emulator/pcre/pcre_dfa_exec.c b/erts/emulator/pcre/pcre_dfa_exec.c index 529f40685b..c859d67fc7 100644 --- a/erts/emulator/pcre/pcre_dfa_exec.c +++ b/erts/emulator/pcre/pcre_dfa_exec.c @@ -7,7 +7,7 @@ and semantics are as close as possible to those of the Perl 5 language (but see below for why this module is different). Written by Philip Hazel - Copyright (c) 1997-2014 University of Cambridge + Copyright (c) 1997-2017 University of Cambridge ----------------------------------------------------------------------------- Redistribution and use in source and binary forms, with or without @@ -2626,7 +2626,7 @@ for (;;) if (isinclass) { int max = (int)GET2(ecode, 1 + IMM2_SIZE); - if (*ecode == OP_CRPOSRANGE) + if (*ecode == OP_CRPOSRANGE && count >= (int)GET2(ecode, 1)) { active_count--; /* Remove non-match possibility */ next_active_state--; diff --git a/erts/emulator/pcre/pcre_exec.c b/erts/emulator/pcre/pcre_exec.c index 0f682d3daf..6708ba92a6 100644 --- a/erts/emulator/pcre/pcre_exec.c +++ b/erts/emulator/pcre/pcre_exec.c @@ -755,7 +755,7 @@ if (ecode == NULL) return match((PCRE_PUCHAR)&rdepth, NULL, NULL, 0, NULL, NULL, 1); else { - int len = (char *)&rdepth - (char *)eptr; + int len = (int)((char *)&rdepth - (char *)eptr); return (len > 0)? -len : len; } } diff --git a/erts/emulator/pcre/pcre_internal.h b/erts/emulator/pcre/pcre_internal.h index cc4f171438..c84dcb5a38 100644 --- a/erts/emulator/pcre/pcre_internal.h +++ b/erts/emulator/pcre/pcre_internal.h @@ -2791,6 +2791,9 @@ extern const pcre_uint8 PRIV(ucd_stage1)[]; extern const pcre_uint16 PRIV(ucd_stage2)[]; extern const pcre_uint32 PRIV(ucp_gentype)[]; extern const pcre_uint32 PRIV(ucp_gbtable)[]; +#ifdef COMPILE_PCRE32 +extern const ucd_record PRIV(dummy_ucd_record)[]; +#endif #ifdef SUPPORT_JIT extern const int PRIV(ucp_typerange)[]; #endif @@ -2799,10 +2802,16 @@ extern const int PRIV(ucp_typerange)[]; /* UCD access macros */ #define UCD_BLOCK_SIZE 128 -#define GET_UCD(ch) (PRIV(ucd_records) + \ +#define REAL_GET_UCD(ch) (PRIV(ucd_records) + \ PRIV(ucd_stage2)[PRIV(ucd_stage1)[(int)(ch) / UCD_BLOCK_SIZE] * \ UCD_BLOCK_SIZE + (int)(ch) % UCD_BLOCK_SIZE]) +#ifdef COMPILE_PCRE32 +#define GET_UCD(ch) ((ch > 0x10ffff)? PRIV(dummy_ucd_record) : REAL_GET_UCD(ch)) +#else +#define GET_UCD(ch) REAL_GET_UCD(ch) +#endif + #define UCD_CHARTYPE(ch) GET_UCD(ch)->chartype #define UCD_SCRIPT(ch) GET_UCD(ch)->script #define UCD_CATEGORY(ch) PRIV(ucp_gentype)[UCD_CHARTYPE(ch)] diff --git a/erts/emulator/pcre/pcre_jit_compile.c b/erts/emulator/pcre/pcre_jit_compile.c index 89400498f0..932ca2c389 100644 --- a/erts/emulator/pcre/pcre_jit_compile.c +++ b/erts/emulator/pcre/pcre_jit_compile.c @@ -487,7 +487,7 @@ typedef struct compare_context { #undef CMP /* Used for accessing the elements of the stack. */ -#define STACK(i) ((-(i) - 1) * (int)sizeof(sljit_sw)) +#define STACK(i) ((i) * (int)sizeof(sljit_sw)) #define TMP1 SLJIT_R0 #define TMP2 SLJIT_R2 @@ -552,13 +552,15 @@ the start pointers when the end of the capturing group has not yet reached. */ sljit_emit_cmp(compiler, (type), (src1), (src1w), (src2), (src2w)) #define CMPTO(type, src1, src1w, src2, src2w, label) \ sljit_set_label(sljit_emit_cmp(compiler, (type), (src1), (src1w), (src2), (src2w)), (label)) -#define OP_FLAGS(op, dst, dstw, src, srcw, type) \ - sljit_emit_op_flags(compiler, (op), (dst), (dstw), (src), (srcw), (type)) +#define OP_FLAGS(op, dst, dstw, type) \ + sljit_emit_op_flags(compiler, (op), (dst), (dstw), (type)) #define GET_LOCAL_BASE(dst, dstw, offset) \ sljit_get_local_base(compiler, (dst), (dstw), (offset)) #define READ_CHAR_MAX 0x7fffffff +#define INVALID_UTF_CHAR 888 + static pcre_uchar *bracketend(pcre_uchar *cc) { SLJIT_ASSERT((*cc >= OP_ASSERT && *cc <= OP_ASSERTBACK_NOT) || (*cc >= OP_ONCE && *cc <= OP_SCOND)); @@ -784,7 +786,7 @@ switch(*cc) default: /* All opcodes are supported now! */ - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); return NULL; } } @@ -1660,9 +1662,9 @@ while (cc < ccend) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0)); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -OVECTOR(0)); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); setsom_found = TRUE; } cc += 1; @@ -1676,9 +1678,9 @@ while (cc < ccend) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->mark_ptr); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -common->mark_ptr); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); setmark_found = TRUE; } cc += 1 + 2 + cc[1]; @@ -1689,27 +1691,27 @@ while (cc < ccend) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(0)); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -OVECTOR(0)); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); setsom_found = TRUE; } if (common->mark_ptr != 0 && !setmark_found) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->mark_ptr); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -common->mark_ptr); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); setmark_found = TRUE; } if (common->capture_last_ptr != 0 && !capture_last_found) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -common->capture_last_ptr); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); capture_last_found = TRUE; } cc += 1 + LINK_SIZE; @@ -1723,20 +1725,20 @@ while (cc < ccend) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->capture_last_ptr); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, -common->capture_last_ptr); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); capture_last_found = TRUE; } offset = (GET2(cc, 1 + LINK_SIZE)) << 1; OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, SLJIT_IMM, OVECTOR(offset)); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset)); OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1)); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP1, 0); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), stackpos, TMP2, 0); - stackpos += (int)sizeof(sljit_sw); + stackpos -= (int)sizeof(sljit_sw); cc += 1 + LINK_SIZE + IMM2_SIZE; break; @@ -1887,18 +1889,17 @@ BOOL tmp1empty = TRUE; BOOL tmp2empty = TRUE; pcre_uchar *alternative; enum { - start, loop, end } status; -status = save ? start : loop; -stackptr = STACK(stackptr - 2); +status = loop; +stackptr = STACK(stackptr); stacktop = STACK(stacktop - 1); if (!save) { - stackptr += (needs_control_head ? 2 : 1) * sizeof(sljit_sw); + stacktop -= (needs_control_head ? 2 : 1) * sizeof(sljit_sw); if (stackptr < stacktop) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), stackptr); @@ -1914,196 +1915,186 @@ if (!save) /* The tmp1next must be TRUE in either way. */ } +SLJIT_ASSERT(common->recursive_head_ptr != 0); + do { count = 0; - switch(status) + if (cc >= ccend) { - case start: - SLJIT_ASSERT(save && common->recursive_head_ptr != 0); + if (!save) + break; + count = 1; srcw[0] = common->recursive_head_ptr; if (needs_control_head) { SLJIT_ASSERT(common->control_head_ptr != 0); count = 2; - srcw[1] = common->control_head_ptr; + srcw[0] = common->control_head_ptr; + srcw[1] = common->recursive_head_ptr; + } + status = end; + } + else switch(*cc) + { + case OP_KET: + if (PRIVATE_DATA(cc) != 0) + { + count = 1; + srcw[0] = PRIVATE_DATA(cc); + SLJIT_ASSERT(PRIVATE_DATA(cc + 1) != 0); + cc += PRIVATE_DATA(cc + 1); } - status = loop; + cc += 1 + LINK_SIZE; + break; + + case OP_ASSERT: + case OP_ASSERT_NOT: + case OP_ASSERTBACK: + case OP_ASSERTBACK_NOT: + case OP_ONCE: + case OP_ONCE_NC: + case OP_BRAPOS: + case OP_SBRA: + case OP_SBRAPOS: + case OP_SCOND: + count = 1; + srcw[0] = PRIVATE_DATA(cc); + SLJIT_ASSERT(srcw[0] != 0); + cc += 1 + LINK_SIZE; break; - case loop: - if (cc >= ccend) + case OP_CBRA: + case OP_SCBRA: + if (common->optimized_cbracket[GET2(cc, 1 + LINK_SIZE)] == 0) { - status = end; - break; + count = 1; + srcw[0] = OVECTOR_PRIV(GET2(cc, 1 + LINK_SIZE)); } + cc += 1 + LINK_SIZE + IMM2_SIZE; + break; - switch(*cc) - { - case OP_KET: - if (PRIVATE_DATA(cc) != 0) - { - count = 1; - srcw[0] = PRIVATE_DATA(cc); - SLJIT_ASSERT(PRIVATE_DATA(cc + 1) != 0); - cc += PRIVATE_DATA(cc + 1); - } - cc += 1 + LINK_SIZE; - break; + case OP_CBRAPOS: + case OP_SCBRAPOS: + count = 2; + srcw[0] = PRIVATE_DATA(cc); + srcw[1] = OVECTOR_PRIV(GET2(cc, 1 + LINK_SIZE)); + SLJIT_ASSERT(srcw[0] != 0 && srcw[1] != 0); + cc += 1 + LINK_SIZE + IMM2_SIZE; + break; - case OP_ASSERT: - case OP_ASSERT_NOT: - case OP_ASSERTBACK: - case OP_ASSERTBACK_NOT: - case OP_ONCE: - case OP_ONCE_NC: - case OP_BRAPOS: - case OP_SBRA: - case OP_SBRAPOS: - case OP_SCOND: + case OP_COND: + /* Might be a hidden SCOND. */ + alternative = cc + GET(cc, 1); + if (*alternative == OP_KETRMAX || *alternative == OP_KETRMIN) + { count = 1; srcw[0] = PRIVATE_DATA(cc); SLJIT_ASSERT(srcw[0] != 0); - cc += 1 + LINK_SIZE; - break; - - case OP_CBRA: - case OP_SCBRA: - if (common->optimized_cbracket[GET2(cc, 1 + LINK_SIZE)] == 0) - { - count = 1; - srcw[0] = OVECTOR_PRIV(GET2(cc, 1 + LINK_SIZE)); - } - cc += 1 + LINK_SIZE + IMM2_SIZE; - break; + } + cc += 1 + LINK_SIZE; + break; - case OP_CBRAPOS: - case OP_SCBRAPOS: - count = 2; + CASE_ITERATOR_PRIVATE_DATA_1 + if (PRIVATE_DATA(cc)) + { + count = 1; srcw[0] = PRIVATE_DATA(cc); - srcw[1] = OVECTOR_PRIV(GET2(cc, 1 + LINK_SIZE)); - SLJIT_ASSERT(srcw[0] != 0 && srcw[1] != 0); - cc += 1 + LINK_SIZE + IMM2_SIZE; - break; - - case OP_COND: - /* Might be a hidden SCOND. */ - alternative = cc + GET(cc, 1); - if (*alternative == OP_KETRMAX || *alternative == OP_KETRMIN) - { - count = 1; - srcw[0] = PRIVATE_DATA(cc); - SLJIT_ASSERT(srcw[0] != 0); - } - cc += 1 + LINK_SIZE; - break; - - CASE_ITERATOR_PRIVATE_DATA_1 - if (PRIVATE_DATA(cc)) - { - count = 1; - srcw[0] = PRIVATE_DATA(cc); - } - cc += 2; + } + cc += 2; #ifdef SUPPORT_UTF - if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]); + if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]); #endif - break; + break; - CASE_ITERATOR_PRIVATE_DATA_2A - if (PRIVATE_DATA(cc)) - { - count = 2; - srcw[0] = PRIVATE_DATA(cc); - srcw[1] = PRIVATE_DATA(cc) + sizeof(sljit_sw); - } - cc += 2; + CASE_ITERATOR_PRIVATE_DATA_2A + if (PRIVATE_DATA(cc)) + { + count = 2; + srcw[0] = PRIVATE_DATA(cc); + srcw[1] = PRIVATE_DATA(cc) + sizeof(sljit_sw); + } + cc += 2; #ifdef SUPPORT_UTF - if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]); + if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]); #endif - break; + break; - CASE_ITERATOR_PRIVATE_DATA_2B - if (PRIVATE_DATA(cc)) - { - count = 2; - srcw[0] = PRIVATE_DATA(cc); - srcw[1] = PRIVATE_DATA(cc) + sizeof(sljit_sw); - } - cc += 2 + IMM2_SIZE; + CASE_ITERATOR_PRIVATE_DATA_2B + if (PRIVATE_DATA(cc)) + { + count = 2; + srcw[0] = PRIVATE_DATA(cc); + srcw[1] = PRIVATE_DATA(cc) + sizeof(sljit_sw); + } + cc += 2 + IMM2_SIZE; #ifdef SUPPORT_UTF - if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]); + if (common->utf && HAS_EXTRALEN(cc[-1])) cc += GET_EXTRALEN(cc[-1]); #endif - break; + break; - CASE_ITERATOR_TYPE_PRIVATE_DATA_1 - if (PRIVATE_DATA(cc)) + CASE_ITERATOR_TYPE_PRIVATE_DATA_1 + if (PRIVATE_DATA(cc)) + { + count = 1; + srcw[0] = PRIVATE_DATA(cc); + } + cc += 1; + break; + + CASE_ITERATOR_TYPE_PRIVATE_DATA_2A + if (PRIVATE_DATA(cc)) + { + count = 2; + srcw[0] = PRIVATE_DATA(cc); + srcw[1] = srcw[0] + sizeof(sljit_sw); + } + cc += 1; + break; + + CASE_ITERATOR_TYPE_PRIVATE_DATA_2B + if (PRIVATE_DATA(cc)) + { + count = 2; + srcw[0] = PRIVATE_DATA(cc); + srcw[1] = srcw[0] + sizeof(sljit_sw); + } + cc += 1 + IMM2_SIZE; + break; + + case OP_CLASS: + case OP_NCLASS: +#if defined SUPPORT_UTF || !defined COMPILE_PCRE8 + case OP_XCLASS: + size = (*cc == OP_XCLASS) ? GET(cc, 1) : 1 + 32 / (int)sizeof(pcre_uchar); +#else + size = 1 + 32 / (int)sizeof(pcre_uchar); +#endif + if (PRIVATE_DATA(cc)) + switch(get_class_iterator_size(cc + size)) { + case 1: count = 1; srcw[0] = PRIVATE_DATA(cc); - } - cc += 1; - break; + break; - CASE_ITERATOR_TYPE_PRIVATE_DATA_2A - if (PRIVATE_DATA(cc)) - { + case 2: count = 2; srcw[0] = PRIVATE_DATA(cc); srcw[1] = srcw[0] + sizeof(sljit_sw); - } - cc += 1; - break; + break; - CASE_ITERATOR_TYPE_PRIVATE_DATA_2B - if (PRIVATE_DATA(cc)) - { - count = 2; - srcw[0] = PRIVATE_DATA(cc); - srcw[1] = srcw[0] + sizeof(sljit_sw); + default: + SLJIT_UNREACHABLE(); + break; } - cc += 1 + IMM2_SIZE; - break; - - case OP_CLASS: - case OP_NCLASS: -#if defined SUPPORT_UTF || !defined COMPILE_PCRE8 - case OP_XCLASS: - size = (*cc == OP_XCLASS) ? GET(cc, 1) : 1 + 32 / (int)sizeof(pcre_uchar); -#else - size = 1 + 32 / (int)sizeof(pcre_uchar); -#endif - if (PRIVATE_DATA(cc)) - switch(get_class_iterator_size(cc + size)) - { - case 1: - count = 1; - srcw[0] = PRIVATE_DATA(cc); - break; - - case 2: - count = 2; - srcw[0] = PRIVATE_DATA(cc); - srcw[1] = srcw[0] + sizeof(sljit_sw); - break; - - default: - SLJIT_ASSERT_STOP(); - break; - } - cc += size; - break; - - default: - cc = next_opcode(common, cc); - SLJIT_ASSERT(cc != NULL); - break; - } + cc += size; break; - case end: - SLJIT_ASSERT_STOP(); + default: + cc = next_opcode(common, cc); + SLJIT_ASSERT(cc != NULL); break; } @@ -2312,7 +2303,7 @@ static SLJIT_INLINE void count_match(compiler_common *common) { DEFINE_COMPILER; -OP2(SLJIT_SUB | SLJIT_SET_E, COUNT_MATCH, 0, COUNT_MATCH, 0, SLJIT_IMM, 1); +OP2(SLJIT_SUB | SLJIT_SET_Z, COUNT_MATCH, 0, COUNT_MATCH, 0, SLJIT_IMM, 1); add_jump(compiler, &common->calllimit, JUMP(SLJIT_ZERO)); } @@ -2322,7 +2313,7 @@ static SLJIT_INLINE void allocate_stack(compiler_common *common, int size) DEFINE_COMPILER; SLJIT_ASSERT(size > 0); -OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, size * sizeof(sljit_sw)); +OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, size * sizeof(sljit_sw)); #ifdef DESTROY_REGISTERS OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, 12345); OP1(SLJIT_MOV, TMP3, 0, TMP1, 0); @@ -2330,7 +2321,7 @@ OP1(SLJIT_MOV, RETURN_ADDR, 0, TMP1, 0); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, TMP1, 0); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, TMP1, 0); #endif -add_stub(common, CMP(SLJIT_GREATER, STACK_TOP, 0, STACK_LIMIT, 0)); +add_stub(common, CMP(SLJIT_LESS, STACK_TOP, 0, STACK_LIMIT, 0)); } static SLJIT_INLINE void free_stack(compiler_common *common, int size) @@ -2338,7 +2329,7 @@ static SLJIT_INLINE void free_stack(compiler_common *common, int size) DEFINE_COMPILER; SLJIT_ASSERT(size > 0); -OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, size * sizeof(sljit_sw)); +OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, size * sizeof(sljit_sw)); } static sljit_uw * allocate_read_only_data(compiler_common *common, sljit_uw size) @@ -2396,7 +2387,7 @@ else OP1(SLJIT_MOV, SLJIT_R2, 0, SLJIT_IMM, length - 1); loop = LABEL(); OP1(SLJIT_MOVU, SLJIT_MEM1(SLJIT_R1), sizeof(sljit_sw), SLJIT_R0, 0); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_R2, 0, SLJIT_R2, 0, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, loop); } } @@ -2434,7 +2425,7 @@ else OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_IMM, length - 2); loop = LABEL(); OP1(SLJIT_MOVU, SLJIT_MEM1(TMP2), sizeof(sljit_sw), TMP1, 0); - OP2(SLJIT_SUB | SLJIT_SET_E, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, loop); } @@ -2452,22 +2443,22 @@ static sljit_sw SLJIT_CALL do_search_mark(sljit_sw *current, const pcre_uchar *s { while (current != NULL) { - switch (current[-2]) + switch (current[1]) { case type_then_trap: break; case type_mark: - if (STRCMP_UC_UC(skip_arg, (pcre_uchar *)current[-3]) == 0) - return current[-4]; + if (STRCMP_UC_UC(skip_arg, (pcre_uchar *)current[2]) == 0) + return current[3]; break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } - SLJIT_ASSERT(current > (sljit_sw*)current[-1]); - current = (sljit_sw*)current[-1]; + SLJIT_ASSERT(current[0] == 0 || current < (sljit_sw*)current[0]); + current = (sljit_sw*)current[0]; } return -1; } @@ -2501,7 +2492,7 @@ OP2(SLJIT_ADD, SLJIT_S0, 0, SLJIT_S0, 0, SLJIT_IMM, sizeof(sljit_sw)); OP2(SLJIT_ASHR, SLJIT_S1, 0, SLJIT_S1, 0, SLJIT_IMM, UCHAR_SHIFT); #endif OP1(SLJIT_MOVU_S32, SLJIT_MEM1(SLJIT_R2), sizeof(int), SLJIT_S1, 0); -OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, 1); +OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_R1, 0, SLJIT_R1, 0, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, loop); JUMPHERE(early_quit); @@ -3106,8 +3097,8 @@ if (common->utf) OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1)); /* Skip low surrogate if necessary. */ OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xdc00); - OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xdc00); + OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_EQUAL); OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 1); OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, TMP1, 0); return; @@ -3126,6 +3117,7 @@ struct sljit_jump *jump; if (nltype == NLTYPE_ANY) { add_jump(compiler, &common->anynewline, JUMP(SLJIT_FAST_CALL)); + sljit_set_current_flags(compiler, SLJIT_SET_Z); add_jump(compiler, backtracks, JUMP(jumpifmatch ? SLJIT_NOT_ZERO : SLJIT_ZERO)); } else if (nltype == NLTYPE_ANYCRLF) @@ -3167,7 +3159,7 @@ OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f); OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0); /* Searching for the first zero. */ -OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x800); +OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x800); jump = JUMP(SLJIT_NOT_ZERO); /* Two byte sequence. */ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1)); @@ -3181,7 +3173,7 @@ OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 6); OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f); OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0); -OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x10000); +OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x10000); jump = JUMP(SLJIT_NOT_ZERO); /* Three byte sequence. */ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2)); @@ -3215,15 +3207,15 @@ OP2(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_IMM, 0x3f); OP2(SLJIT_OR, TMP1, 0, TMP1, 0, TMP2, 0); /* Searching for the first zero. */ -OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x800); +OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x800); jump = JUMP(SLJIT_NOT_ZERO); /* Two byte sequence. */ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1)); sljit_emit_fast_return(compiler, RETURN_ADDR, 0); JUMPHERE(jump); -OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x400); -OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_NOT_ZERO); +OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x400); +OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_NOT_ZERO); /* This code runs only in 8 bit mode. No need to shift the value. */ OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP2, 0); OP1(MOV_UCHAR, TMP2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1)); @@ -3246,7 +3238,7 @@ struct sljit_jump *compare; sljit_emit_fast_enter(compiler, RETURN_ADDR, 0); -OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, 0x20); +OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, 0x20); jump = JUMP(SLJIT_NOT_ZERO); /* Two byte sequence. */ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0)); @@ -3287,10 +3279,30 @@ static void do_getucd(compiler_common *common) /* Search the UCD record for the character comes in TMP1. Returns chartype in TMP1 and UCD offset in TMP2. */ DEFINE_COMPILER; +#ifdef COMPILE_PCRE32 +struct sljit_jump *jump; +#endif + +#if defined SLJIT_DEBUG && SLJIT_DEBUG +/* dummy_ucd_record */ +const ucd_record *record = GET_UCD(INVALID_UTF_CHAR); +SLJIT_ASSERT(record->script == ucp_Common && record->chartype == ucp_Cn && record->gbprop == ucp_gbOther); +SLJIT_ASSERT(record->caseset == 0 && record->other_case == 0); +#endif SLJIT_ASSERT(UCD_BLOCK_SIZE == 128 && sizeof(ucd_record) == 8); sljit_emit_fast_enter(compiler, RETURN_ADDR, 0); + +#ifdef COMPILE_PCRE32 +if (!common->utf) + { + jump = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0x10ffff + 1); + OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, INVALID_UTF_CHAR); + JUMPHERE(jump); + } +#endif + OP2(SLJIT_LSHR, TMP2, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_SHIFT); OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_stage1)); OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_MASK); @@ -3365,8 +3377,8 @@ if (newlinecheck) OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1)); end = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0); OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, common->newline & 0xff); - OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, common->newline & 0xff); + OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_EQUAL); #if defined COMPILE_PCRE16 || defined COMPILE_PCRE32 OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, UCHAR_SHIFT); #endif @@ -3403,8 +3415,8 @@ if (common->utf) { singlechar = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xd800); OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800); - OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800); + OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_EQUAL); OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 1); OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0); JUMPHERE(singlechar); @@ -3853,7 +3865,7 @@ while (TRUE) } } -#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) +#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) && !(defined SUPPORT_VALGRIND) static sljit_s32 character_to_int32(pcre_uchar chr) { @@ -4019,6 +4031,7 @@ instruction[0] = 0x0f; instruction[1] = 0xbc; instruction[2] = 0xc0 | (tmp1_ind << 3) | tmp1_ind; sljit_emit_op_custom(compiler, instruction, 3); +sljit_set_current_flags(compiler, SLJIT_SET_Z); nomatch = JUMP(SLJIT_ZERO); @@ -4119,6 +4132,7 @@ instruction[0] = 0x0f; instruction[1] = 0xbc; instruction[2] = 0xc0 | (tmp1_ind << 3) | tmp1_ind; sljit_emit_op_custom(compiler, instruction, 3); +sljit_set_current_flags(compiler, SLJIT_SET_Z); JUMPTO(SLJIT_ZERO, start); @@ -4155,18 +4169,8 @@ if (has_match_end) OP1(SLJIT_MOV, TMP3, 0, STR_END, 0); OP2(SLJIT_ADD, STR_END, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr, SLJIT_IMM, IN_UCHARS(offset + 1)); -#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) - if (sljit_x86_is_cmov_available()) - { - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, STR_END, 0, TMP3, 0); - sljit_x86_emit_cmov(compiler, SLJIT_GREATER, STR_END, TMP3, 0); - } -#endif - { - quit = CMP(SLJIT_LESS_EQUAL, STR_END, 0, TMP3, 0); - OP1(SLJIT_MOV, STR_END, 0, TMP3, 0); - JUMPHERE(quit); - } + OP2(SLJIT_SUB | SLJIT_SET_GREATER, SLJIT_UNUSED, 0, STR_END, 0, TMP3, 0); + sljit_emit_cmov(compiler, SLJIT_GREATER, STR_END, TMP3, 0); } #if defined SUPPORT_UTF && !defined COMPILE_PCRE32 @@ -4174,11 +4178,11 @@ if (common->utf && offset > 0) utf_start = LABEL(); #endif -#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) +#if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) && !(defined SUPPORT_VALGRIND) /* SSE2 accelerated first character search. */ -if (sljit_x86_is_sse2_available()) +if (sljit_has_cpu_feature(SLJIT_HAS_SSE2)) { fast_forward_first_char2_sse2(common, char1, char2); @@ -4213,16 +4217,16 @@ if (sljit_x86_is_sse2_available()) if (offset > 0) OP2(SLJIT_SUB, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(offset)); } - else if (sljit_x86_is_cmov_available()) - { - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, STR_PTR, 0, STR_END, 0); - sljit_x86_emit_cmov(compiler, SLJIT_GREATER_EQUAL, STR_PTR, has_match_end ? SLJIT_MEM1(SLJIT_SP) : STR_END, has_match_end ? common->match_end_ptr : 0); - } else { - quit = CMP(SLJIT_LESS, STR_PTR, 0, STR_END, 0); - OP1(SLJIT_MOV, STR_PTR, 0, has_match_end ? SLJIT_MEM1(SLJIT_SP) : STR_END, has_match_end ? common->match_end_ptr : 0); - JUMPHERE(quit); + OP2(SLJIT_SUB | SLJIT_SET_GREATER_EQUAL, SLJIT_UNUSED, 0, STR_PTR, 0, STR_END, 0); + if (has_match_end) + { + OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), common->match_end_ptr); + sljit_emit_cmov(compiler, SLJIT_GREATER_EQUAL, STR_PTR, TMP1, 0); + } + else + sljit_emit_cmov(compiler, SLJIT_GREATER_EQUAL, STR_PTR, STR_END, 0); } if (has_match_end) @@ -4249,10 +4253,10 @@ else } else { - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, char1); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, char2); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, char1); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, char2); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_EQUAL); found = JUMP(SLJIT_NOT_ZERO); } } @@ -4571,8 +4575,8 @@ if (common->nltype == NLTYPE_FIXED && common->newline > 255) firstchar = CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, TMP2, 0); OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, IN_UCHARS(2)); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, STR_PTR, 0, TMP1, 0); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_GREATER_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_GREATER_EQUAL, SLJIT_UNUSED, 0, STR_PTR, 0, TMP1, 0); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_GREATER_EQUAL); #if defined COMPILE_PCRE16 || defined COMPILE_PCRE32 OP2(SLJIT_SHL, TMP2, 0, TMP2, 0, SLJIT_IMM, UCHAR_SHIFT); #endif @@ -4616,8 +4620,8 @@ if (common->nltype == NLTYPE_ANY || common->nltype == NLTYPE_ANYCRLF) JUMPHERE(foundcr); notfoundnl = CMP(SLJIT_GREATER_EQUAL, STR_PTR, 0, STR_END, 0); OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), 0); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_NL); - OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, CHAR_NL); + OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_EQUAL); #if defined COMPILE_PCRE16 || defined COMPILE_PCRE32 OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, UCHAR_SHIFT); #endif @@ -4670,7 +4674,7 @@ if (!check_class_ranges(common, start_bits, (start_bits[31] & 0x80) != 0, TRUE, OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3); OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)start_bits); OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0); - OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); + OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); found = JUMP(SLJIT_NOT_ZERO); } @@ -4692,8 +4696,8 @@ if (common->utf) { CMPTO(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xd800, start); OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800); - OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800); + OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_EQUAL); OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 1); OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0); } @@ -4780,31 +4784,31 @@ struct sljit_jump *jump; struct sljit_label *mainloop; sljit_emit_fast_enter(compiler, RETURN_ADDR, 0); -OP1(SLJIT_MOV, TMP1, 0, STACK_TOP, 0); -GET_LOCAL_BASE(TMP3, 0, 0); +OP1(SLJIT_MOV, TMP3, 0, STACK_TOP, 0); +GET_LOCAL_BASE(TMP1, 0, 0); /* Drop frames until we reach STACK_TOP. */ mainloop = LABEL(); -OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(TMP1), 0); -OP2(SLJIT_SUB | SLJIT_SET_S, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, 0); -jump = JUMP(SLJIT_SIG_LESS_EQUAL); - -OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP3, 0); -OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), 0, SLJIT_MEM1(TMP1), sizeof(sljit_sw)); -OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), sizeof(sljit_sw), SLJIT_MEM1(TMP1), 2 * sizeof(sljit_sw)); -OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 3 * sizeof(sljit_sw)); +OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), -sizeof(sljit_sw)); +jump = CMP(SLJIT_SIG_LESS_EQUAL, TMP2, 0, SLJIT_IMM, 0); + +OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0); +OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), 0, SLJIT_MEM1(STACK_TOP), -2 * sizeof(sljit_sw)); +OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), sizeof(sljit_sw), SLJIT_MEM1(STACK_TOP), -3 * sizeof(sljit_sw)); +OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 3 * sizeof(sljit_sw)); JUMPTO(SLJIT_JUMP, mainloop); JUMPHERE(jump); -jump = JUMP(SLJIT_SIG_LESS); -/* End of dropping frames. */ +jump = CMP(SLJIT_NOT_ZERO /* SIG_LESS */, TMP2, 0, SLJIT_IMM, 0); +/* End of reverting values. */ +OP1(SLJIT_MOV, STACK_TOP, 0, TMP3, 0); sljit_emit_fast_return(compiler, RETURN_ADDR, 0); JUMPHERE(jump); OP1(SLJIT_NEG, TMP2, 0, TMP2, 0); -OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP3, 0); -OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), 0, SLJIT_MEM1(TMP1), sizeof(sljit_sw)); -OP2(SLJIT_ADD, TMP1, 0, TMP1, 0, SLJIT_IMM, 2 * sizeof(sljit_sw)); +OP2(SLJIT_ADD, TMP2, 0, TMP2, 0, TMP1, 0); +OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), 0, SLJIT_MEM1(STACK_TOP), -2 * sizeof(sljit_sw)); +OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, 2 * sizeof(sljit_sw)); JUMPTO(SLJIT_JUMP, mainloop); } @@ -4837,11 +4841,11 @@ if (common->use_ucp) jump = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_UNDERSCORE); add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL)); OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ucp_Ll); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_Lu - ucp_Ll); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_Lu - ucp_Ll); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS_EQUAL); OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ucp_Nd - ucp_Ll); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_No - ucp_Nd); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_No - ucp_Nd); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_LESS_EQUAL); JUMPHERE(jump); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, TMP2, 0); } @@ -4881,11 +4885,11 @@ if (common->use_ucp) jump = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_UNDERSCORE); add_jump(compiler, &common->getucd, JUMP(SLJIT_FAST_CALL)); OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ucp_Ll); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_Lu - ucp_Ll); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_Lu - ucp_Ll); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS_EQUAL); OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, ucp_Nd - ucp_Ll); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_No - ucp_Nd); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ucp_No - ucp_Nd); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_LESS_EQUAL); JUMPHERE(jump); } else @@ -4913,7 +4917,7 @@ else } set_jumps(skipread_list, LABEL()); -OP2(SLJIT_XOR | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1); +OP2(SLJIT_XOR | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1); sljit_emit_fast_return(compiler, SLJIT_MEM1(SLJIT_SP), LOCALS0); } @@ -5064,7 +5068,7 @@ switch(length) return TRUE; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); return FALSE; } } @@ -5077,22 +5081,22 @@ DEFINE_COMPILER; sljit_emit_fast_enter(compiler, RETURN_ADDR, 0); OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x0a); -OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x0d - 0x0a); -OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL); -OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x0a); +OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x0d - 0x0a); +OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS_EQUAL); +OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x0a); #if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32 #ifdef COMPILE_PCRE8 if (common->utf) { #endif - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x1); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2029 - 0x0a); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2029 - 0x0a); #ifdef COMPILE_PCRE8 } #endif #endif /* SUPPORT_UTF || COMPILE_PCRE16 || COMPILE_PCRE32 */ -OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); +OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_EQUAL); sljit_emit_fast_return(compiler, RETURN_ADDR, 0); } @@ -5103,34 +5107,34 @@ DEFINE_COMPILER; sljit_emit_fast_enter(compiler, RETURN_ADDR, 0); -OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x09); -OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); -OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x20); -OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); -OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xa0); +OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x09); +OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_EQUAL); +OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x20); +OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); +OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xa0); #if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32 #ifdef COMPILE_PCRE8 if (common->utf) { #endif - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x1680); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x1680); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x2000); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x200A - 0x2000); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x202f - 0x2000); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x205f - 0x2000); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x3000 - 0x2000); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x200A - 0x2000); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x202f - 0x2000); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x205f - 0x2000); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x3000 - 0x2000); #ifdef COMPILE_PCRE8 } #endif #endif /* SUPPORT_UTF || COMPILE_PCRE16 || COMPILE_PCRE32 */ -OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); +OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_EQUAL); sljit_emit_fast_return(compiler, RETURN_ADDR, 0); } @@ -5143,22 +5147,22 @@ DEFINE_COMPILER; sljit_emit_fast_enter(compiler, RETURN_ADDR, 0); OP2(SLJIT_SUB, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x0a); -OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x0d - 0x0a); -OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL); -OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x0a); +OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x0d - 0x0a); +OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS_EQUAL); +OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x0a); #if defined SUPPORT_UTF || defined COMPILE_PCRE16 || defined COMPILE_PCRE32 #ifdef COMPILE_PCRE8 if (common->utf) { #endif - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); OP2(SLJIT_OR, TMP1, 0, TMP1, 0, SLJIT_IMM, 0x1); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2029 - 0x0a); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2029 - 0x0a); #ifdef COMPILE_PCRE8 } #endif #endif /* SUPPORT_UTF || COMPILE_PCRE16 || COMPILE_PCRE32 */ -OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); +OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_EQUAL); sljit_emit_fast_return(compiler, RETURN_ADDR, 0); } @@ -5183,7 +5187,7 @@ label = LABEL(); OP1(MOVU_UCHAR, CHAR1, 0, SLJIT_MEM1(TMP1), IN_UCHARS(1)); OP1(MOVU_UCHAR, CHAR2, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1)); jump = CMP(SLJIT_NOT_EQUAL, CHAR1, 0, CHAR2, 0); -OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1)); +OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1)); JUMPTO(SLJIT_NOT_ZERO, label); JUMPHERE(jump); @@ -5227,7 +5231,7 @@ OP1(SLJIT_MOV_U8, CHAR2, 0, SLJIT_MEM2(LCC_TABLE, CHAR2), 0); JUMPHERE(jump); #endif jump = CMP(SLJIT_NOT_EQUAL, CHAR1, 0, CHAR2, 0); -OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1)); +OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, TMP2, 0, SLJIT_IMM, IN_UCHARS(1)); JUMPTO(SLJIT_NOT_ZERO, label); JUMPHERE(jump); @@ -5394,7 +5398,7 @@ do #endif default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } context->ucharptr = 0; @@ -5568,7 +5572,7 @@ while (*cc != XCL_END) break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } cc += 2; @@ -5592,7 +5596,7 @@ if ((cc[-1] & XCL_HASPROP) == 0) OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3); OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)cc); OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0); - OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); + OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); add_jump(compiler, &found, JUMP(SLJIT_NOT_ZERO)); } @@ -5625,7 +5629,7 @@ else if ((cc[-1] & XCL_MAP) != 0) OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3); OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)cc); OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0); - OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); + OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); add_jump(compiler, list, JUMP(SLJIT_NOT_ZERO)); #ifdef COMPILE_PCRE8 @@ -5644,6 +5648,15 @@ if (needstype || needsscript) if (needschar && !charsaved) OP1(SLJIT_MOV, RETURN_ADDR, 0, TMP1, 0); +#ifdef COMPILE_PCRE32 + if (!common->utf) + { + jump = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0x10ffff + 1); + OP1(SLJIT_MOV, TMP1, 0, SLJIT_IMM, INVALID_UTF_CHAR); + JUMPHERE(jump); + } +#endif + OP2(SLJIT_LSHR, TMP2, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_SHIFT); OP1(SLJIT_MOV_U8, TMP2, 0, SLJIT_MEM1(TMP2), (sljit_sw)PRIV(ucd_stage1)); OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, UCD_BLOCK_MASK); @@ -5735,14 +5748,14 @@ while (*cc != XCL_END) if (numberofcmps < 3 && (*cc == XCL_SINGLE || *cc == XCL_RANGE)) { - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset)); - OP_FLAGS(numberofcmps == 0 ? SLJIT_MOV : SLJIT_OR, TMP2, 0, numberofcmps == 0 ? SLJIT_UNUSED : TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset)); + OP_FLAGS(numberofcmps == 0 ? SLJIT_MOV : SLJIT_OR, TMP2, 0, SLJIT_EQUAL); numberofcmps++; } else if (numberofcmps > 0) { - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset)); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset)); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_EQUAL); jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp); numberofcmps = 0; } @@ -5761,14 +5774,14 @@ while (*cc != XCL_END) if (numberofcmps < 3 && (*cc == XCL_SINGLE || *cc == XCL_RANGE)) { - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset)); - OP_FLAGS(numberofcmps == 0 ? SLJIT_MOV : SLJIT_OR, TMP2, 0, numberofcmps == 0 ? SLJIT_UNUSED : TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset)); + OP_FLAGS(numberofcmps == 0 ? SLJIT_MOV : SLJIT_OR, TMP2, 0, SLJIT_LESS_EQUAL); numberofcmps++; } else if (numberofcmps > 0) { - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset)); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(c - charoffset)); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_LESS_EQUAL); jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp); numberofcmps = 0; } @@ -5793,12 +5806,12 @@ while (*cc != XCL_END) break; case PT_LAMP: - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lu - typeoffset); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Ll - typeoffset); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lt - typeoffset); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lu - typeoffset); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Ll - typeoffset); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lt - typeoffset); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_EQUAL); jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp); break; @@ -5820,33 +5833,33 @@ while (*cc != XCL_END) case PT_SPACE: case PT_PXSPACE: SET_CHAR_OFFSET(9); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd - 0x9); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd - 0x9); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x9); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x85 - 0x9); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e - 0x9); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e - 0x9); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); SET_TYPE_OFFSET(ucp_Zl); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Zs - ucp_Zl); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Zs - ucp_Zl); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_LESS_EQUAL); jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp); break; case PT_WORD: - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_UNDERSCORE - charoffset)); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_UNDERSCORE - charoffset)); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_EQUAL); /* Fall through. */ case PT_ALNUM: SET_TYPE_OFFSET(ucp_Ll); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lu - ucp_Ll); - OP_FLAGS((*cc == PT_ALNUM) ? SLJIT_MOV : SLJIT_OR, TMP2, 0, (*cc == PT_ALNUM) ? SLJIT_UNUSED : TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Lu - ucp_Ll); + OP_FLAGS((*cc == PT_ALNUM) ? SLJIT_MOV : SLJIT_OR, TMP2, 0, SLJIT_LESS_EQUAL); SET_TYPE_OFFSET(ucp_Nd); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_No - ucp_Nd); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_No - ucp_Nd); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_LESS_EQUAL); jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp); break; @@ -5868,8 +5881,8 @@ while (*cc != XCL_END) OP2(SLJIT_ADD, TMP2, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)charoffset); OP2(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_IMM, other_cases[1] ^ other_cases[0]); } - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, other_cases[1]); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, other_cases[1]); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_EQUAL); other_cases += 2; } else if (is_powerof2(other_cases[2] ^ other_cases[1])) @@ -5881,63 +5894,63 @@ while (*cc != XCL_END) OP2(SLJIT_ADD, TMP2, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)charoffset); OP2(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_IMM, other_cases[1] ^ other_cases[0]); } - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, other_cases[2]); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP2, 0, SLJIT_IMM, other_cases[2]); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(other_cases[0] - charoffset)); - OP_FLAGS(SLJIT_OR | ((other_cases[3] == NOTACHAR) ? SLJIT_SET_E : 0), TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(other_cases[0] - charoffset)); + OP_FLAGS(SLJIT_OR | ((other_cases[3] == NOTACHAR) ? SLJIT_SET_Z : 0), TMP2, 0, SLJIT_EQUAL); other_cases += 3; } else { - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(*other_cases++ - charoffset)); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(*other_cases++ - charoffset)); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_EQUAL); } while (*other_cases != NOTACHAR) { - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(*other_cases++ - charoffset)); - OP_FLAGS(SLJIT_OR | ((*other_cases == NOTACHAR) ? SLJIT_SET_E : 0), TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(*other_cases++ - charoffset)); + OP_FLAGS(SLJIT_OR | ((*other_cases == NOTACHAR) ? SLJIT_SET_Z : 0), TMP2, 0, SLJIT_EQUAL); } jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp); break; case PT_UCNC: - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_DOLLAR_SIGN - charoffset)); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_COMMERCIAL_AT - charoffset)); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_GRAVE_ACCENT - charoffset)); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_DOLLAR_SIGN - charoffset)); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_COMMERCIAL_AT - charoffset)); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(CHAR_GRAVE_ACCENT - charoffset)); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); SET_CHAR_OFFSET(0xa0); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(0xd7ff - charoffset)); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (sljit_sw)(0xd7ff - charoffset)); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_LESS_EQUAL); SET_CHAR_OFFSET(0); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xe000 - 0); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_GREATER_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_GREATER_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xe000 - 0); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_GREATER_EQUAL); jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp); break; case PT_PXGRAPH: /* C and Z groups are the farthest two groups. */ SET_TYPE_OFFSET(ucp_Ll); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Ll); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_GREATER); + OP2(SLJIT_SUB | SLJIT_SET_GREATER, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Ll); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_GREATER); jump = CMP(SLJIT_NOT_EQUAL, typereg, 0, SLJIT_IMM, ucp_Cf - ucp_Ll); /* In case of ucp_Cf, we overwrite the result. */ SET_CHAR_OFFSET(0x2066); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2069 - 0x2066); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2069 - 0x2066); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x061c - 0x2066); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x061c - 0x2066); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e - 0x2066); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x180e - 0x2066); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); JUMPHERE(jump); jump = CMP(SLJIT_ZERO ^ invertcmp, TMP2, 0, SLJIT_IMM, 0); @@ -5946,21 +5959,21 @@ while (*cc != XCL_END) case PT_PXPRINT: /* C and Z groups are the farthest two groups. */ SET_TYPE_OFFSET(ucp_Ll); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Ll); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_GREATER); + OP2(SLJIT_SUB | SLJIT_SET_GREATER, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Ll); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_GREATER); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Zs - ucp_Ll); - OP_FLAGS(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_NOT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Zs - ucp_Ll); + OP_FLAGS(SLJIT_AND, TMP2, 0, SLJIT_NOT_EQUAL); jump = CMP(SLJIT_NOT_EQUAL, typereg, 0, SLJIT_IMM, ucp_Cf - ucp_Ll); /* In case of ucp_Cf, we overwrite the result. */ SET_CHAR_OFFSET(0x2066); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2069 - 0x2066); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x2069 - 0x2066); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS_EQUAL); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x061c - 0x2066); - OP_FLAGS(SLJIT_OR, TMP2, 0, TMP2, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x061c - 0x2066); + OP_FLAGS(SLJIT_OR, TMP2, 0, SLJIT_EQUAL); JUMPHERE(jump); jump = CMP(SLJIT_ZERO ^ invertcmp, TMP2, 0, SLJIT_IMM, 0); @@ -5968,21 +5981,21 @@ while (*cc != XCL_END) case PT_PXPUNCT: SET_TYPE_OFFSET(ucp_Sc); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Sc); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_So - ucp_Sc); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS_EQUAL); SET_CHAR_OFFSET(0); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x7f); - OP_FLAGS(SLJIT_AND, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0x7f); + OP_FLAGS(SLJIT_AND, TMP2, 0, SLJIT_LESS_EQUAL); SET_TYPE_OFFSET(ucp_Pc); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Ps - ucp_Pc); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_LESS_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS_EQUAL, SLJIT_UNUSED, 0, typereg, 0, SLJIT_IMM, ucp_Ps - ucp_Pc); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_LESS_EQUAL); jump = JUMP(SLJIT_NOT_ZERO ^ invertcmp); break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } cc += 2; @@ -6028,6 +6041,7 @@ switch(type) case OP_NOT_WORD_BOUNDARY: case OP_WORD_BOUNDARY: add_jump(compiler, &common->wordboundary, JUMP(SLJIT_FAST_CALL)); + sljit_set_current_flags(compiler, SLJIT_SET_Z); add_jump(compiler, backtracks, JUMP(type == OP_NOT_WORD_BOUNDARY ? SLJIT_NOT_ZERO : SLJIT_ZERO)); return cc; @@ -6043,10 +6057,10 @@ switch(type) else { jump[1] = CMP(SLJIT_EQUAL, TMP2, 0, STR_END, 0); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP2, 0, STR_END, 0); - OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_UNUSED, 0, SLJIT_LESS); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff); - OP_FLAGS(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_NOT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_LESS, SLJIT_UNUSED, 0, TMP2, 0, STR_END, 0); + OP_FLAGS(SLJIT_MOV, TMP2, 0, SLJIT_LESS); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, (common->newline >> 8) & 0xff); + OP_FLAGS(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, SLJIT_NOT_EQUAL); add_jump(compiler, backtracks, JUMP(SLJIT_NOT_EQUAL)); check_partial(common, TRUE); add_jump(compiler, backtracks, JUMP(SLJIT_JUMP)); @@ -6068,9 +6082,9 @@ switch(type) OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(0)); jump[1] = CMP(SLJIT_NOT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_CR); OP2(SLJIT_ADD, TMP2, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(2)); - OP2(SLJIT_SUB | SLJIT_SET_U, SLJIT_UNUSED, 0, TMP2, 0, STR_END, 0); + OP2(SLJIT_SUB | SLJIT_SET_Z | SLJIT_SET_GREATER, SLJIT_UNUSED, 0, TMP2, 0, STR_END, 0); jump[2] = JUMP(SLJIT_GREATER); - add_jump(compiler, backtracks, JUMP(SLJIT_LESS)); + add_jump(compiler, backtracks, JUMP(SLJIT_NOT_EQUAL) /* LESS */); /* Equal. */ OP1(MOV_UCHAR, TMP1, 0, SLJIT_MEM1(STR_PTR), IN_UCHARS(1)); jump[3] = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_IMM, CHAR_NL); @@ -6089,6 +6103,7 @@ switch(type) read_char_range(common, common->nlmin, common->nlmax, TRUE); add_jump(compiler, backtracks, CMP(SLJIT_NOT_EQUAL, STR_PTR, 0, STR_END, 0)); add_jump(compiler, &common->anynewline, JUMP(SLJIT_FAST_CALL)); + sljit_set_current_flags(compiler, SLJIT_SET_Z); add_jump(compiler, backtracks, JUMP(SLJIT_ZERO)); OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), LOCALS1); } @@ -6204,7 +6219,7 @@ switch(type) label = LABEL(); add_jump(compiler, backtracks, CMP(SLJIT_LESS_EQUAL, STR_PTR, 0, TMP3, 0)); skip_char_back(common); - OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, TMP2, 0, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, TMP2, 0, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, label); } else @@ -6217,7 +6232,7 @@ switch(type) check_start_used_ptr(common); return cc + LINK_SIZE; } -SLJIT_ASSERT_STOP(); +SLJIT_UNREACHABLE(); return cc; } @@ -6250,7 +6265,7 @@ switch(type) #endif read_char8_type(common, type == OP_NOT_DIGIT); /* Flip the starting bit in the negative case. */ - OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_digit); + OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_digit); add_jump(compiler, backtracks, JUMP(type == OP_DIGIT ? SLJIT_ZERO : SLJIT_NOT_ZERO)); return cc; @@ -6264,7 +6279,7 @@ switch(type) else #endif read_char8_type(common, type == OP_NOT_WHITESPACE); - OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_space); + OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_space); add_jump(compiler, backtracks, JUMP(type == OP_WHITESPACE ? SLJIT_ZERO : SLJIT_NOT_ZERO)); return cc; @@ -6278,7 +6293,7 @@ switch(type) else #endif read_char8_type(common, type == OP_NOT_WORDCHAR); - OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_word); + OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, ctype_word); add_jump(compiler, backtracks, JUMP(type == OP_WORDCHAR ? SLJIT_ZERO : SLJIT_NOT_ZERO)); return cc; @@ -6320,8 +6335,8 @@ switch(type) #elif defined COMPILE_PCRE16 jump[0] = CMP(SLJIT_LESS, TMP1, 0, SLJIT_IMM, 0xd800); OP2(SLJIT_AND, TMP1, 0, TMP1, 0, SLJIT_IMM, 0xfc00); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800); - OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_UNUSED, 0, SLJIT_EQUAL); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, SLJIT_IMM, 0xd800); + OP_FLAGS(SLJIT_MOV, TMP1, 0, SLJIT_EQUAL); OP2(SLJIT_SHL, TMP1, 0, TMP1, 0, SLJIT_IMM, 1); OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, TMP1, 0); #endif @@ -6383,6 +6398,7 @@ switch(type) detect_partial_match(common, backtracks); read_char_range(common, 0x9, 0x3000, type == OP_NOT_HSPACE); add_jump(compiler, &common->hspace, JUMP(SLJIT_FAST_CALL)); + sljit_set_current_flags(compiler, SLJIT_SET_Z); add_jump(compiler, backtracks, JUMP(type == OP_NOT_HSPACE ? SLJIT_NOT_ZERO : SLJIT_ZERO)); return cc; @@ -6392,6 +6408,7 @@ switch(type) detect_partial_match(common, backtracks); read_char_range(common, 0xa, 0x2029, type == OP_NOT_VSPACE); add_jump(compiler, &common->vspace, JUMP(SLJIT_FAST_CALL)); + sljit_set_current_flags(compiler, SLJIT_SET_Z); add_jump(compiler, backtracks, JUMP(type == OP_NOT_VSPACE ? SLJIT_NOT_ZERO : SLJIT_ZERO)); return cc; @@ -6418,7 +6435,7 @@ switch(type) OP1(SLJIT_MOV_U32, TMP1, 0, SLJIT_MEM1(STACK_TOP), (sljit_sw)PRIV(ucp_gbtable)); OP1(SLJIT_MOV, STACK_TOP, 0, TMP2, 0); OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0); - OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); + OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); JUMPTO(SLJIT_NOT_ZERO, label); OP1(SLJIT_MOV, STR_PTR, 0, TMP3, 0); @@ -6587,7 +6604,7 @@ switch(type) OP2(SLJIT_LSHR, TMP1, 0, TMP1, 0, SLJIT_IMM, 3); OP1(SLJIT_MOV_U8, TMP1, 0, SLJIT_MEM1(TMP1), (sljit_sw)cc); OP2(SLJIT_SHL, TMP2, 0, SLJIT_IMM, 1, TMP2, 0); - OP2(SLJIT_AND | SLJIT_SET_E, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); + OP2(SLJIT_AND | SLJIT_SET_Z, SLJIT_UNUSED, 0, TMP1, 0, TMP2, 0); add_jump(compiler, backtracks, JUMP(SLJIT_ZERO)); #if defined SUPPORT_UTF || !defined COMPILE_PCRE8 @@ -6604,7 +6621,7 @@ switch(type) return cc + GET(cc, 0) - 1; #endif } -SLJIT_ASSERT_STOP(); +SLJIT_UNREACHABLE(); return cc; } @@ -6790,9 +6807,9 @@ else #endif /* SUPPORT_UTF && SUPPORT_UCP */ { if (ref) - OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), TMP1, 0); + OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), TMP1, 0); else - OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw), TMP1, 0); + OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw), TMP1, 0); if (withchecks) jump = JUMP(SLJIT_ZERO); @@ -6883,7 +6900,7 @@ switch(type) cc += 1 + IMM2_SIZE + 1 + 2 * IMM2_SIZE; break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } @@ -6897,7 +6914,7 @@ if (!minimize) OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(1), SLJIT_IMM, 0); /* Temporary release of STR_PTR. */ - OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); + OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); /* Handles both invalid and empty cases. Since the minimum repeat, is zero the invalid case is basically the same as an empty case. */ if (ref) @@ -6910,7 +6927,7 @@ if (!minimize) zerolength = CMP(SLJIT_EQUAL, TMP1, 0, SLJIT_MEM1(TMP2), sizeof(sljit_sw)); } /* Restore if not zero length. */ - OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); } else { @@ -7157,7 +7174,7 @@ return (*PUBL(callout))(callout_block); (((int)sizeof(PUBL(callout_block)) + 7) & ~7) #define CALLOUT_ARG_OFFSET(arg) \ - (-CALLOUT_ARG_SIZE + SLJIT_OFFSETOF(PUBL(callout_block), arg)) + SLJIT_OFFSETOF(PUBL(callout_block), arg) static SLJIT_INLINE pcre_uchar *compile_callout_matchingpath(compiler_common *common, pcre_uchar *cc, backtrack_common *parent) { @@ -7187,7 +7204,8 @@ OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), CALLOUT_ARG_OFFSET(mark), (common->mark_pt /* Needed to save important temporary registers. */ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS0, STACK_TOP, 0); -OP2(SLJIT_SUB, SLJIT_R1, 0, STACK_TOP, 0, SLJIT_IMM, CALLOUT_ARG_SIZE); +/* SLJIT_R0 = arguments */ +OP1(SLJIT_MOV, SLJIT_R1, 0, STACK_TOP, 0); GET_LOCAL_BASE(SLJIT_R2, 0, OVECTOR_START); sljit_emit_ijump(compiler, SLJIT_CALL3, SLJIT_IMM, SLJIT_FUNC_OFFSET(do_callout)); OP1(SLJIT_MOV_S32, SLJIT_RETURN_REG, 0, SLJIT_RETURN_REG, 0); @@ -7195,12 +7213,12 @@ OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), LOCALS0); free_stack(common, CALLOUT_ARG_SIZE / sizeof(sljit_sw)); /* Check return value. */ -OP2(SLJIT_SUB | SLJIT_SET_S, SLJIT_UNUSED, 0, SLJIT_RETURN_REG, 0, SLJIT_IMM, 0); +OP2(SLJIT_SUB | SLJIT_SET_Z | SLJIT_SET_SIG_GREATER, SLJIT_UNUSED, 0, SLJIT_RETURN_REG, 0, SLJIT_IMM, 0); add_jump(compiler, &backtrack->topbacktracks, JUMP(SLJIT_SIG_GREATER)); if (common->forced_quit_label == NULL) - add_jump(compiler, &common->forced_quit, JUMP(SLJIT_SIG_LESS)); + add_jump(compiler, &common->forced_quit, JUMP(SLJIT_NOT_EQUAL) /* SIG_LESS */); else - JUMPTO(SLJIT_SIG_LESS, common->forced_quit_label); + JUMPTO(SLJIT_NOT_EQUAL /* SIG_LESS */, common->forced_quit_label); return cc + 2 + 2 * LINK_SIZE; } @@ -7321,7 +7339,7 @@ else allocate_stack(common, framesize + extrasize); OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); - OP2(SLJIT_SUB, TMP2, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + extrasize) * sizeof(sljit_sw)); + OP2(SLJIT_ADD, TMP2, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + extrasize) * sizeof(sljit_sw)); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP2, 0); if (needs_control_head) OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr); @@ -7392,22 +7410,22 @@ while (1) free_stack(common, extrasize); if (needs_control_head) - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), 0); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), STACK(-1)); } else { if ((opcode != OP_ASSERT_NOT && opcode != OP_ASSERTBACK_NOT) || conditional) { /* We don't need to keep the STR_PTR, only the previous private_data_ptr. */ - OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 1) * sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 1) * sizeof(sljit_sw)); if (needs_control_head) - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), 0); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), STACK(-1)); } else { OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); if (needs_control_head) - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), (framesize + 1) * sizeof(sljit_sw)); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_MEM1(STACK_TOP), STACK(-framesize - 2)); add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); } } @@ -7418,25 +7436,25 @@ while (1) if (conditional) { if (extrasize > 0) - OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), needs_control_head ? sizeof(sljit_sw) : 0); + OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), needs_control_head ? STACK(-2) : STACK(-1)); } else if (bra == OP_BRAZERO) { if (framesize < 0) - OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), (extrasize - 1) * sizeof(sljit_sw)); + OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(-extrasize)); else { - OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), framesize * sizeof(sljit_sw)); - OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), (framesize + extrasize - 1) * sizeof(sljit_sw)); + OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(-framesize - 1)); + OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(-framesize - extrasize)); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, TMP1, 0); } - OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0); } else if (framesize >= 0) { /* For OP_BRA and OP_BRAMINZERO. */ - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), framesize * sizeof(sljit_sw)); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(-framesize - 1)); } } add_jump(compiler, found, JUMP(SLJIT_JUMP)); @@ -7480,12 +7498,12 @@ if (common->positive_assert_quit != NULL) set_jumps(common->positive_assert_quit, LABEL()); SLJIT_ASSERT(framesize != no_stack); if (framesize < 0) - OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, extrasize * sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, extrasize * sizeof(sljit_sw)); else { OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); - OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + extrasize) * sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + extrasize) * sizeof(sljit_sw)); } JUMPHERE(jump); } @@ -7534,18 +7552,18 @@ if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK) { /* We know that STR_PTR was stored on the top of the stack. */ if (extrasize > 0) - OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), (extrasize - 1) * sizeof(sljit_sw)); + OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(-extrasize)); /* Keep the STR_PTR on the top of the stack. */ if (bra == OP_BRAZERO) { - OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); if (extrasize == 2) OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), STR_PTR, 0); } else if (bra == OP_BRAMINZERO) { - OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0); } } @@ -7554,13 +7572,13 @@ if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK) if (bra == OP_BRA) { /* We don't need to keep the STR_PTR, only the previous private_data_ptr. */ - OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 1) * sizeof(sljit_sw)); - OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), (extrasize - 2) * sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 1) * sizeof(sljit_sw)); + OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(-extrasize + 1)); } else { /* We don't need to keep the STR_PTR, only the previous private_data_ptr. */ - OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 2) * sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + 2) * sizeof(sljit_sw)); if (extrasize == 2) { OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(STACK_TOP), STACK(0)); @@ -7588,7 +7606,7 @@ if (opcode == OP_ASSERT || opcode == OP_ASSERTBACK) { OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), framesize * sizeof(sljit_sw)); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(-framesize - 1)); } set_jumps(backtrack->common.topbacktracks, LABEL()); } @@ -7675,23 +7693,23 @@ if (framesize < 0) } if (needs_control_head) - OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), (ket != OP_KET || has_alternatives) ? sizeof(sljit_sw) : 0); + OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), (ket != OP_KET || has_alternatives) ? STACK(-2) : STACK(-1)); /* TMP2 which is set here used by OP_KETRMAX below. */ if (ket == OP_KETRMAX) - OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), 0); + OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(-1)); else if (ket == OP_KETRMIN) { /* Move the STR_PTR to the private_data_ptr. */ - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), 0); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(-1)); } } else { stacksize = (ket != OP_KET || has_alternatives) ? 2 : 1; - OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + stacksize) * sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, (framesize + stacksize) * sizeof(sljit_sw)); if (needs_control_head) - OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), 0); + OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(-1)); if (ket == OP_KETRMAX) { @@ -7927,7 +7945,7 @@ if (bra == OP_BRAMINZERO) { /* Except when the whole stack frame must be saved. */ OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); - braminzero = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_MEM1(TMP1), (BACKTRACK_AS(bracket_backtrack)->u.framesize + 1) * sizeof(sljit_sw)); + braminzero = CMP(SLJIT_EQUAL, STR_PTR, 0, SLJIT_MEM1(TMP1), STACK(-BACKTRACK_AS(bracket_backtrack)->u.framesize - 2)); } JUMPHERE(skip); } @@ -8000,7 +8018,7 @@ if (opcode == OP_ONCE) OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize), STR_PTR, 0); if (BACKTRACK_AS(bracket_backtrack)->u.framesize == no_frame) - OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0, SLJIT_IMM, needs_control_head ? (2 * sizeof(sljit_sw)) : sizeof(sljit_sw)); + OP2(SLJIT_ADD, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0, SLJIT_IMM, needs_control_head ? (2 * sizeof(sljit_sw)) : sizeof(sljit_sw)); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(stacksize + 1), TMP2, 0); } else if (ket == OP_KETRMAX || has_alternatives) @@ -8018,7 +8036,7 @@ if (opcode == OP_ONCE) OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), TMP2, 0); OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); - OP2(SLJIT_SUB, TMP2, 0, STACK_TOP, 0, SLJIT_IMM, stacksize * sizeof(sljit_sw)); + OP2(SLJIT_ADD, TMP2, 0, STACK_TOP, 0, SLJIT_IMM, stacksize * sizeof(sljit_sw)); stacksize = needs_control_head ? 1 : 0; if (ket != OP_KET || has_alternatives) @@ -8090,13 +8108,13 @@ if (opcode == OP_COND || opcode == OP_SCOND) slot = common->name_table + GET2(matchingpath, 1) * common->name_entry_size; OP1(SLJIT_MOV, TMP3, 0, STR_PTR, 0); OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(1)); - OP2(SLJIT_SUB | SLJIT_SET_E, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(GET2(slot, 0) << 1), TMP1, 0); + OP2(SLJIT_SUB | SLJIT_SET_Z, TMP2, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(GET2(slot, 0) << 1), TMP1, 0); slot += common->name_entry_size; i--; while (i-- > 0) { OP2(SLJIT_SUB, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), OVECTOR(GET2(slot, 0) << 1), TMP1, 0); - OP2(SLJIT_OR | SLJIT_SET_E, TMP2, 0, TMP2, 0, STR_PTR, 0); + OP2(SLJIT_OR | SLJIT_SET_Z, TMP2, 0, TMP2, 0, STR_PTR, 0); slot += common->name_entry_size; } OP1(SLJIT_MOV, STR_PTR, 0, TMP3, 0); @@ -8111,7 +8129,7 @@ if (opcode == OP_COND || opcode == OP_SCOND) if (*matchingpath == OP_FAIL) stacksize = 0; - if (*matchingpath == OP_RREF) + else if (*matchingpath == OP_RREF) { stacksize = GET2(matchingpath, 1); if (common->currententry == NULL) @@ -8244,7 +8262,7 @@ if (ket == OP_KETRMAX) { if (has_alternatives) BACKTRACK_AS(bracket_backtrack)->alternative_matchingpath = LABEL(); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, rmax_label); /* Drop STR_PTR for greedy plus quantifier. */ if (opcode != OP_ONCE) @@ -8274,7 +8292,7 @@ if (ket == OP_KETRMAX) if (repeat_type == OP_EXACT) { count_match(common); - OP2(SLJIT_SUB | SLJIT_SET_E, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_MEM1(SLJIT_SP), repeat_ptr, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, rmax_label); } else if (repeat_type == OP_UPTO) @@ -8374,7 +8392,7 @@ switch(opcode) break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } @@ -8452,7 +8470,7 @@ else OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); if (needs_control_head) OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr); - OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0, SLJIT_IMM, -STACK(stacksize - 1)); + OP2(SLJIT_ADD, SLJIT_MEM1(SLJIT_SP), private_data_ptr, STACK_TOP, 0, SLJIT_IMM, stacksize * sizeof(sljit_sw)); stack = 0; if (!zero) @@ -8524,7 +8542,7 @@ while (*cc != OP_KETRPOS) { if (offset != 0) { - OP2(SLJIT_ADD, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, stacksize * sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_IMM, stacksize * sizeof(sljit_sw)); OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), cbraprivptr); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), OVECTOR(offset + 1), STR_PTR, 0); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), cbraprivptr, STR_PTR, 0); @@ -8535,10 +8553,10 @@ while (*cc != OP_KETRPOS) else { OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); - OP2(SLJIT_ADD, STACK_TOP, 0, TMP2, 0, SLJIT_IMM, stacksize * sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, TMP2, 0, SLJIT_IMM, stacksize * sizeof(sljit_sw)); if (opcode == OP_SBRAPOS) - OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), (framesize + 1) * sizeof(sljit_sw)); - OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), (framesize + 1) * sizeof(sljit_sw), STR_PTR, 0); + OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP2), STACK(-framesize - 2)); + OP1(SLJIT_MOV, SLJIT_MEM1(TMP2), STACK(-framesize - 2), STR_PTR, 0); } /* Even if the match is empty, we need to reset the control head. */ @@ -8584,7 +8602,7 @@ while (*cc != OP_KETRPOS) else { OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); - OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(TMP2), (framesize + 1) * sizeof(sljit_sw)); + OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(TMP2), STACK(-framesize - 2)); } } @@ -8601,7 +8619,7 @@ if (!zero) if (framesize < 0) add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), STACK(stacksize - 1), SLJIT_IMM, 0)); else /* TMP2 is set to [private_data_ptr] above. */ - add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_NOT_EQUAL, SLJIT_MEM1(TMP2), (stacksize - 1) * sizeof(sljit_sw), SLJIT_IMM, 0)); + add_jump(compiler, &backtrack->topbacktracks, CMP(SLJIT_NOT_EQUAL, SLJIT_MEM1(TMP2), STACK(-stacksize), SLJIT_IMM, 0)); } /* None of them matched. */ @@ -8824,7 +8842,7 @@ if (exact > 1) OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, exact); label = LABEL(); compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks, FALSE); - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, label); } else @@ -8832,7 +8850,7 @@ if (exact > 1) OP1(SLJIT_MOV, tmp_base, tmp_offset, SLJIT_IMM, exact); label = LABEL(); compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks, TRUE); - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, label); } } @@ -8862,7 +8880,7 @@ switch(opcode) if (opcode == OP_UPTO) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), POSSESSIVE0); - OP2(SLJIT_SUB | SLJIT_SET_E, TMP1, 0, TMP1, 0, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, TMP1, 0, TMP1, 0, SLJIT_IMM, 1); jump = JUMP(SLJIT_ZERO); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE0, TMP1, 0); } @@ -8924,7 +8942,7 @@ switch(opcode) label = LABEL(); if (opcode == OP_UPTO) { - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); add_jump(compiler, &backtrack->topbacktracks, JUMP(SLJIT_ZERO)); } compile_char1_matchingpath(common, type, cc, &backtrack->topbacktracks, FALSE); @@ -8944,7 +8962,7 @@ switch(opcode) OP1(SLJIT_MOV, base, offset1, STR_PTR, 0); if (opcode == OP_UPTO) { - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); add_jump(compiler, &no_match, JUMP(SLJIT_ZERO)); } @@ -8971,7 +8989,7 @@ switch(opcode) if (opcode == OP_UPTO) { - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, label); } else @@ -9000,7 +9018,7 @@ switch(opcode) if (opcode == OP_UPTO) { - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, label); } else @@ -9026,7 +9044,7 @@ switch(opcode) compile_char1_matchingpath(common, type, cc, &no_char1_match, FALSE); if (opcode == OP_UPTO) { - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, label); OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1)); } @@ -9113,7 +9131,7 @@ switch(opcode) label = LABEL(); compile_char1_matchingpath(common, type, cc, &no_match, TRUE); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), POSSESSIVE1, STR_PTR, 0); - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, label); set_jumps(no_match, LABEL()); OP1(SLJIT_MOV, STR_PTR, 0, SLJIT_MEM1(SLJIT_SP), POSSESSIVE1); @@ -9124,7 +9142,7 @@ switch(opcode) label = LABEL(); detect_partial_match(common, &no_match); compile_char1_matchingpath(common, type, cc, &no_char1_match, FALSE); - OP2(SLJIT_SUB | SLJIT_SET_E, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, tmp_base, tmp_offset, tmp_base, tmp_offset, SLJIT_IMM, 1); JUMPTO(SLJIT_NOT_ZERO, label); OP2(SLJIT_ADD, STR_PTR, 0, STR_PTR, 0, SLJIT_IMM, IN_UCHARS(1)); set_jumps(no_char1_match, LABEL()); @@ -9142,7 +9160,7 @@ switch(opcode) break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } @@ -9264,7 +9282,7 @@ size = 3 + (size < 0 ? 0 : size); OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr); allocate_stack(common, size); if (size > 3) - OP2(SLJIT_SUB, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, STACK_TOP, 0, SLJIT_IMM, (size - 3) * sizeof(sljit_sw)); + OP2(SLJIT_ADD, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, STACK_TOP, 0, SLJIT_IMM, (size - 3) * sizeof(sljit_sw)); else OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, STACK_TOP, 0); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(size - 1), SLJIT_IMM, BACKTRACK_AS(then_trap_backtrack)->start); @@ -9569,7 +9587,7 @@ while (cc < ccend) break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); return; } if (cc == NULL) @@ -9677,7 +9695,7 @@ switch(opcode) case OP_MINUPTO: OP1(SLJIT_MOV, TMP1, 0, base, offset1); OP1(SLJIT_MOV, STR_PTR, 0, base, offset0); - OP2(SLJIT_SUB | SLJIT_SET_E, TMP1, 0, TMP1, 0, SLJIT_IMM, 1); + OP2(SLJIT_SUB | SLJIT_SET_Z, TMP1, 0, TMP1, 0, SLJIT_IMM, 1); add_jump(compiler, &jumplist, JUMP(SLJIT_ZERO)); OP1(SLJIT_MOV, base, offset1, TMP1, 0); @@ -9723,7 +9741,7 @@ switch(opcode) break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } @@ -9831,7 +9849,7 @@ if (*cc == OP_ASSERT || *cc == OP_ASSERTBACK) { OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(assert_backtrack)->private_data_ptr); add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(assert_backtrack)->private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(assert_backtrack)->framesize * sizeof(sljit_sw)); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(assert_backtrack)->private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(-CURRENT_AS(assert_backtrack)->framesize - 1)); set_jumps(current->topbacktracks, LABEL()); } @@ -9841,7 +9859,7 @@ else if (bra == OP_BRAZERO) { /* We know there is enough place on the stack. */ - OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); + OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, sizeof(sljit_sw)); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(0), SLJIT_IMM, 0); JUMPTO(SLJIT_JUMP, CURRENT_AS(assert_backtrack)->matchingpath); JUMPHERE(brajump); @@ -9954,7 +9972,7 @@ else if (ket == OP_KETRMIN) else { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(SLJIT_SP), private_data_ptr); - CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(TMP1), (CURRENT_AS(bracket_backtrack)->u.framesize + 1) * sizeof(sljit_sw), CURRENT_AS(bracket_backtrack)->recursive_matchingpath); + CMPTO(SLJIT_NOT_EQUAL, STR_PTR, 0, SLJIT_MEM1(TMP1), STACK(-CURRENT_AS(bracket_backtrack)->u.framesize - 2), CURRENT_AS(bracket_backtrack)->recursive_matchingpath); } /* Drop STR_PTR for non-greedy plus quantifier. */ if (opcode != OP_ONCE) @@ -10060,7 +10078,7 @@ if (SLJIT_UNLIKELY(opcode == OP_COND) || SLJIT_UNLIKELY(opcode == OP_SCOND)) { OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr); add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr, SLJIT_MEM1(STACK_TOP), assert->framesize * sizeof(sljit_sw)); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(-assert->framesize - 1)); } cond = JUMP(SLJIT_JUMP); set_jumps(CURRENT_AS(bracket_backtrack)->u.assert->condfailed, LABEL()); @@ -10201,7 +10219,7 @@ if (has_alternatives) { OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr); add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr, SLJIT_MEM1(STACK_TOP), assert->framesize * sizeof(sljit_sw)); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), assert->private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(-assert->framesize - 1)); } JUMPHERE(cond); } @@ -10256,7 +10274,7 @@ else if (opcode == OP_ONCE) JUMPHERE(once); /* Restore previous private_data_ptr */ if (CURRENT_AS(bracket_backtrack)->u.framesize >= 0) - OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(bracket_backtrack)->u.framesize * sizeof(sljit_sw)); + OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(-CURRENT_AS(bracket_backtrack)->u.framesize - 1)); else if (ket == OP_KETRMIN) { OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(1)); @@ -10346,7 +10364,7 @@ if (current->topbacktracks) free_stack(common, CURRENT_AS(bracketpos_backtrack)->stacksize); JUMPHERE(jump); } -OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(bracketpos_backtrack)->private_data_ptr, SLJIT_MEM1(STACK_TOP), CURRENT_AS(bracketpos_backtrack)->framesize * sizeof(sljit_sw)); +OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), CURRENT_AS(bracketpos_backtrack)->private_data_ptr, SLJIT_MEM1(STACK_TOP), STACK(-CURRENT_AS(bracketpos_backtrack)->framesize - 1)); } static SLJIT_INLINE void compile_braminzero_backtrackingpath(compiler_common *common, struct backtrack_common *current) @@ -10392,10 +10410,10 @@ if (opcode == OP_THEN || opcode == OP_THEN_ARG) jump = JUMP(SLJIT_JUMP); loop = LABEL(); - OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(STACK_TOP), -(int)sizeof(sljit_sw)); + OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(STACK_TOP), STACK(0)); JUMPHERE(jump); - CMPTO(SLJIT_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), -(int)(2 * sizeof(sljit_sw)), TMP1, 0, loop); - CMPTO(SLJIT_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), -(int)(3 * sizeof(sljit_sw)), TMP2, 0, loop); + CMPTO(SLJIT_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), STACK(1), TMP1, 0, loop); + CMPTO(SLJIT_NOT_EQUAL, SLJIT_MEM1(STACK_TOP), STACK(2), TMP2, 0, loop); add_jump(compiler, &common->then_trap->quit, JUMP(SLJIT_JUMP)); return; } @@ -10645,7 +10663,7 @@ while (current) break; default: - SLJIT_ASSERT_STOP(); + SLJIT_UNREACHABLE(); break; } current = current->prev; @@ -10684,7 +10702,7 @@ sljit_emit_fast_enter(compiler, TMP2, 0); count_match(common); allocate_stack(common, private_data_size + framesize + alternativesize); OP1(SLJIT_MOV, SLJIT_MEM1(STACK_TOP), STACK(private_data_size + framesize + alternativesize - 1), TMP2, 0); -copy_private_data(common, ccbegin, ccend, TRUE, private_data_size + framesize + alternativesize, framesize + alternativesize, needs_control_head); +copy_private_data(common, ccbegin, ccend, TRUE, framesize + alternativesize, private_data_size + framesize + alternativesize, needs_control_head); if (needs_control_head) OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, SLJIT_IMM, 0); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr, STACK_TOP, 0); @@ -10737,9 +10755,9 @@ if (common->quit != NULL) OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr); if (needs_frame) { - OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + alternativesize) * sizeof(sljit_sw)); - add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + alternativesize) * sizeof(sljit_sw)); + add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); + OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + alternativesize) * sizeof(sljit_sw)); } OP1(SLJIT_MOV, TMP3, 0, SLJIT_IMM, 0); common->quit = NULL; @@ -10750,32 +10768,32 @@ set_jumps(common->accept, LABEL()); OP1(SLJIT_MOV, STACK_TOP, 0, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr); if (needs_frame) { - OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + alternativesize) * sizeof(sljit_sw)); - add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); OP2(SLJIT_ADD, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + alternativesize) * sizeof(sljit_sw)); + add_jump(compiler, &common->revertframes, JUMP(SLJIT_FAST_CALL)); + OP2(SLJIT_SUB, STACK_TOP, 0, STACK_TOP, 0, SLJIT_IMM, (framesize + alternativesize) * sizeof(sljit_sw)); } OP1(SLJIT_MOV, TMP3, 0, SLJIT_IMM, 1); JUMPHERE(jump); if (common->quit != NULL) set_jumps(common->quit, LABEL()); -copy_private_data(common, ccbegin, ccend, FALSE, private_data_size + framesize + alternativesize, framesize + alternativesize, needs_control_head); +copy_private_data(common, ccbegin, ccend, FALSE, framesize + alternativesize, private_data_size + framesize + alternativesize, needs_control_head); free_stack(common, private_data_size + framesize + alternativesize); if (needs_control_head) { - OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), 2 * sizeof(sljit_sw)); - OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), sizeof(sljit_sw)); + OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(STACK_TOP), STACK(-3)); + OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(-2)); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr, TMP1, 0); OP1(SLJIT_MOV, TMP1, 0, TMP3, 0); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->control_head_ptr, TMP2, 0); } else { - OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), sizeof(sljit_sw)); + OP1(SLJIT_MOV, TMP2, 0, SLJIT_MEM1(STACK_TOP), STACK(-2)); OP1(SLJIT_MOV, TMP1, 0, TMP3, 0); OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), common->recursive_head_ptr, TMP2, 0); } -sljit_emit_fast_return(compiler, SLJIT_MEM1(STACK_TOP), 0); +sljit_emit_fast_return(compiler, SLJIT_MEM1(STACK_TOP), STACK(-1)); } #undef COMPILE_BACKTRACKINGPATH @@ -11237,7 +11255,7 @@ OP1(SLJIT_MOV, SLJIT_MEM1(SLJIT_SP), LOCALS1, TMP2, 0); OP1(SLJIT_MOV, TMP1, 0, ARGUMENTS, 0); OP1(SLJIT_MOV, TMP1, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(jit_arguments, stack)); OP1(SLJIT_MOV, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(struct sljit_stack, top), STACK_TOP, 0); -OP2(SLJIT_ADD, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(struct sljit_stack, limit), SLJIT_IMM, STACK_GROWTH_RATE); +OP2(SLJIT_SUB, TMP2, 0, SLJIT_MEM1(TMP1), SLJIT_OFFSETOF(struct sljit_stack, limit), SLJIT_IMM, STACK_GROWTH_RATE); sljit_emit_ijump(compiler, SLJIT_CALL2, SLJIT_IMM, SLJIT_FUNC_OFFSET(sljit_stack_resize)); jump = CMP(SLJIT_NOT_EQUAL, SLJIT_RETURN_REG, 0, SLJIT_IMM, 0); @@ -11391,10 +11409,10 @@ union { sljit_u8 local_space[MACHINE_STACK_SIZE]; struct sljit_stack local_stack; -local_stack.top = (sljit_sw)&local_space; -local_stack.base = local_stack.top; -local_stack.limit = local_stack.base + MACHINE_STACK_SIZE; -local_stack.max_limit = local_stack.limit; +local_stack.max_limit = local_space; +local_stack.limit = local_space; +local_stack.base = local_space + MACHINE_STACK_SIZE; +local_stack.top = local_space + MACHINE_STACK_SIZE; arguments->stack = &local_stack; convert_executable_func.executable_func = executable_func; return convert_executable_func.call_executable_func(arguments); diff --git a/erts/emulator/pcre/pcre_tables.c b/erts/emulator/pcre/pcre_tables.c index 2f6302e2e1..08e31f1460 100644 --- a/erts/emulator/pcre/pcre_tables.c +++ b/erts/emulator/pcre/pcre_tables.c @@ -6,7 +6,7 @@ and semantics are as close as possible to those of the Perl 5 language. Written by Philip Hazel - Copyright (c) 1997-2012 University of Cambridge + Copyright (c) 1997-2017 University of Cambridge ----------------------------------------------------------------------------- Redistribution and use in source and binary forms, with or without @@ -162,7 +162,7 @@ const pcre_uint32 PRIV(ucp_gbtable[]) = { (1<<ucp_gbExtend)|(1<<ucp_gbSpacingMark), /* 5 SpacingMark */ (1<<ucp_gbExtend)|(1<<ucp_gbSpacingMark)|(1<<ucp_gbL)| /* 6 L */ - (1<<ucp_gbL)|(1<<ucp_gbV)|(1<<ucp_gbLV)|(1<<ucp_gbLVT), + (1<<ucp_gbV)|(1<<ucp_gbLV)|(1<<ucp_gbLVT), (1<<ucp_gbExtend)|(1<<ucp_gbSpacingMark)|(1<<ucp_gbV)| /* 7 V */ (1<<ucp_gbT), diff --git a/erts/emulator/pcre/pcre_ucd.c b/erts/emulator/pcre/pcre_ucd.c index 9b700c0785..2dd4b05751 100644 --- a/erts/emulator/pcre/pcre_ucd.c +++ b/erts/emulator/pcre/pcre_ucd.c @@ -38,6 +38,20 @@ const pcre_uint16 PRIV(ucd_stage2)[] = {0}; const pcre_uint32 PRIV(ucd_caseless_sets)[] = {0}; #else +/* If the 32-bit library is run in non-32-bit mode, character values +greater than 0x10ffff may be encountered. For these we set up a +special record. */ + +#ifdef COMPILE_PCRE32 +const ucd_record PRIV(dummy_ucd_record)[] = {{ + ucp_Common, /* script */ + ucp_Cn, /* type unassigned */ + ucp_gbOther, /* grapheme break property */ + 0, /* case set */ + 0, /* other case */ + }}; +#endif + /* When recompiling tables with a new Unicode version, please check the types in this structure definition from pcre_internal.h (the actual field names will be different): diff --git a/erts/emulator/sys/unix/erl_unix_sys.h b/erts/emulator/sys/unix/erl_unix_sys.h index cbbd0e6f40..b6f5b319ee 100644 --- a/erts/emulator/sys/unix/erl_unix_sys.h +++ b/erts/emulator/sys/unix/erl_unix_sys.h @@ -86,6 +86,10 @@ #include <sys/times.h> +#ifdef HAVE_SYS_RESOURCE_H +# include <sys/resource.h> +#endif + #ifdef HAVE_IEEEFP_H #include <ieeefp.h> #endif diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile index 370fcb0f3a..b17170c8b8 100644 --- a/erts/emulator/test/Makefile +++ b/erts/emulator/test/Makefile @@ -71,6 +71,7 @@ MODULES= \ hash_SUITE \ hibernate_SUITE \ hipe_SUITE \ + iovec_SUITE \ list_bif_SUITE \ lttng_SUITE \ lcnt_SUITE \ diff --git a/erts/emulator/test/bif_SUITE.erl b/erts/emulator/test/bif_SUITE.erl index 2320870a0e..04b7f2de15 100644 --- a/erts/emulator/test/bif_SUITE.erl +++ b/erts/emulator/test/bif_SUITE.erl @@ -525,6 +525,8 @@ binary_to_atom(Config) when is_list(Config) -> ?BADARG(binary_to_atom(id(<<255>>), utf8)), ?BADARG(binary_to_atom(id(<<255,0>>), utf8)), ?BADARG(binary_to_atom(id(<<16#C0,16#80>>), utf8)), %Overlong 0. + <<B:1/binary, _/binary>> = id(<<194, 163>>), %Truncated character ERL-474 + ?BADARG(binary_to_atom(B, utf8)), %% system_limit failures. ?SYS_LIMIT(binary_to_atom(id(<<0:512/unit:8,255>>), utf8)), diff --git a/erts/emulator/test/binary_SUITE.erl b/erts/emulator/test/binary_SUITE.erl index 4d17276e5c..61536bacd7 100644 --- a/erts/emulator/test/binary_SUITE.erl +++ b/erts/emulator/test/binary_SUITE.erl @@ -599,6 +599,9 @@ bad_binary_to_term(Config) when is_list(Config) -> %% Bad float. bad_bin_to_term(<<131,70,-1:64>>), + + %% Truncated UTF8 character (ERL-474) + bad_bin_to_term(<<131,119,1,194,163>>), ok. bad_bin_to_term(BadBin) -> diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl index b4ec99f902..28be4bfe37 100644 --- a/erts/emulator/test/distribution_SUITE.erl +++ b/erts/emulator/test/distribution_SUITE.erl @@ -418,18 +418,20 @@ make_busy(Node, Time) when is_integer(Time) -> Own = 500, freeze_node(Node, Time+Own), Data = make_busy_data(), + DCtrl = dctrl(Node), %% first make port busy Pid = spawn_link(fun () -> forever(fun () -> - dport_reg_send(Node, - '__noone__', - Data) + dctrl_dop_reg_send(Node, + '__noone__', + Data) end) end), receive after Own -> ok end, until(fun () -> - case process_info(Pid, status) of - {status, suspended} -> true; + case {DCtrl, process_info(Pid, status)} of + {DPrt, {status, suspended}} when is_port(DPrt) -> true; + {DPid, {status, waiting}} when is_pid(DPid) -> true; _ -> false end end), @@ -1703,37 +1705,38 @@ bad_dist_ext_check_msgs([M|Ms]) -> bad_dist_ext_check_msgs(Ms) end. +ensure_dctrl(Node) -> + case dctrl(Node) of + undefined -> + pong = net_adm:ping(Node), + dctrl(Node); + DCtrl -> + DCtrl + end. -dport_reg_send(Node, Name, Msg) -> - DPrt = case dport(Node) of - undefined -> - pong = net_adm:ping(Node), - dport(Node); - Prt -> - Prt - end, - port_command(DPrt, [dmsg_hdr(), - dmsg_ext({?DOP_REG_SEND, - self(), - ?COOKIE, - Name}), - dmsg_ext(Msg)]). - - -dport_send(To, Msg) -> +dctrl_send(DPrt, Data) when is_port(DPrt) -> + port_command(DPrt, Data); +dctrl_send(DPid, Data) when is_pid(DPid) -> + Ref = make_ref(), + DPid ! {send, self(), Ref, Data}, + receive {Ref, Res} -> Res end. + +dctrl_dop_reg_send(Node, Name, Msg) -> + dctrl_send(ensure_dctrl(Node), + [dmsg_hdr(), + dmsg_ext({?DOP_REG_SEND, + self(), + ?COOKIE, + Name}), + dmsg_ext(Msg)]). + +dctrl_dop_send(To, Msg) -> Node = node(To), - DPrt = case dport(Node) of - undefined -> - pong = net_adm:ping(Node), - dport(Node); - Prt -> - Prt - end, - port_command(DPrt, [dmsg_hdr(), - dmsg_ext({?DOP_SEND, - ?COOKIE, - To}), - dmsg_ext(Msg)]). + dctrl_send(ensure_dctrl(Node), + [dmsg_hdr(), + dmsg_ext({?DOP_SEND, ?COOKIE, To}), + dmsg_ext(Msg)]). + send_bad_structure(Offender,Victim,Bad,WhereToPutSelf) -> send_bad_structure(Offender,Victim,Bad,WhereToPutSelf,[]). send_bad_structure(Offender,Victim,Bad,WhereToPutSelf,PayLoad) -> @@ -1743,7 +1746,7 @@ send_bad_structure(Offender,Victim,Bad,WhereToPutSelf,PayLoad) -> fun () -> Node = node(Victim), pong = net_adm:ping(Node), - DPrt = dport(Node), + DCtrl = dctrl(Node), Bad1 = case WhereToPutSelf of 0 -> Bad; @@ -1756,7 +1759,7 @@ send_bad_structure(Offender,Victim,Bad,WhereToPutSelf,PayLoad) -> [] -> []; _Other -> [dmsg_ext(PayLoad)] end, - port_command(DPrt, DData), + dctrl_send(DCtrl, DData), Parent ! {DData,Done} end), receive @@ -1784,11 +1787,11 @@ send_bad_msgs(BadNode, To, Repeat) when is_atom(BadNode), fun () -> Node = node(To), pong = net_adm:ping(Node), - DPrt = dport(Node), + DCtrl = dctrl(Node), DData = [dmsg_hdr(), dmsg_ext({?DOP_SEND, ?COOKIE, To}), dmsg_bad_atom_cache_ref()], - repeat(fun () -> port_command(DPrt, DData) end, Repeat), + repeat(fun () -> dctrl_send(DCtrl, DData) end, Repeat), Parent ! Done end), receive Done -> ok end. @@ -1810,11 +1813,12 @@ send_bad_ctl(BadNode, ToNode) when is_atom(BadNode), is_atom(ToNode) -> replace}), CtlBeginSize = size(Ctl) - size(Replace), <<CtlBegin:CtlBeginSize/binary, Replace/binary>> = Ctl, - port_command(dport(ToNode), - [dmsg_fake_hdr2(), - CtlBegin, - dmsg_bad_atom_cache_ref(), - dmsg_ext({a, message})]), + DCtrl = dctrl(ToNode), + Data = [dmsg_fake_hdr2(), + CtlBegin, + dmsg_bad_atom_cache_ref(), + dmsg_ext({a, message})], + dctrl_send(DCtrl, Data), Parent ! Done end), receive Done -> ok end. @@ -1827,17 +1831,17 @@ send_bad_dhdr(BadNode, ToNode) when is_atom(BadNode), is_atom(ToNode) -> spawn_link(BadNode, fun () -> pong = net_adm:ping(ToNode), - port_command(dport(ToNode), dmsg_bad_hdr()), + dctrl_send(dctrl(ToNode), dmsg_bad_hdr()), Parent ! Done end), receive Done -> ok end. -dport(Node) when is_atom(Node) -> +dctrl(Node) when is_atom(Node) -> case catch erts_debug:get_internal_state(available_internal_state) of true -> true; _ -> erts_debug:set_internal_state(available_internal_state, true) end, - erts_debug:get_internal_state({dist_port, Node}). + erts_debug:get_internal_state({dist_ctrl, Node}). dmsg_hdr() -> [131, % Version Magic @@ -1979,7 +1983,7 @@ freeze_node(Node, MS) -> fun () -> erts_debug:set_internal_state(available_internal_state, true), - dport_send(Freezer, DoingIt), + dctrl_dop_send(Freezer, DoingIt), receive after Own -> ok end, erts_debug:set_internal_state(block, MS+Own) end), diff --git a/erts/emulator/test/erl_link_SUITE.erl b/erts/emulator/test/erl_link_SUITE.erl index 5622cce980..d8c5b663e3 100644 --- a/erts/emulator/test/erl_link_SUITE.erl +++ b/erts/emulator/test/erl_link_SUITE.erl @@ -533,7 +533,7 @@ freeze_node(Node, MS) -> fun () -> erts_debug:set_internal_state(available_internal_state, true), - dport_send(Freezer, DoingIt), + dctrl_dop_send(Freezer, DoingIt), receive after Own -> ok end, erts_debug:set_internal_state(block, MS+Own) end), @@ -544,20 +544,22 @@ make_busy(Node, Time) when is_integer(Time) -> Own = 500, freeze_node(Node, Time+Own), Data = busy_data(), + DCtrl = dctrl(Node), %% first make port busy Pid = spawn_link(fun () -> forever(fun () -> - dport_reg_send(Node, - '__noone__', - Data) + dctrl_dop_reg_send(Node, + '__noone__', + Data) end) end), receive after Own -> ok end, wait_until(fun () -> - case process_info(Pid, status) of - {status, suspended} -> true; - _ -> false - end + case {DCtrl, process_info(Pid, status)} of + {DPrt, {status, suspended}} when is_port(DPrt) -> true; + {DPid, {status, waiting}} when is_pid(DPid) -> true; + _ -> false + end end), %% then dist entry make_busy(Node, [nosuspend], Data), @@ -1048,42 +1050,45 @@ stop_node(Node) -> -define(DOP_DEMONITOR_P, 20). -define(DOP_MONITOR_P_EXIT, 21). -dport_send(To, Msg) -> - Node = node(To), - DPrt = case dport(Node) of - undefined -> - pong = net_adm:ping(Node), - dport(Node); - Prt -> - Prt - end, - port_command(DPrt, [dmsg_hdr(), - dmsg_ext({?DOP_SEND, - ?COOKIE, - To}), - dmsg_ext(Msg)]). - -dport_reg_send(Node, Name, Msg) -> - DPrt = case dport(Node) of - undefined -> - pong = net_adm:ping(Node), - dport(Node); - Prt -> - Prt - end, - port_command(DPrt, [dmsg_hdr(), - dmsg_ext({?DOP_REG_SEND, - self(), - ?COOKIE, - Name}), - dmsg_ext(Msg)]). - -dport(Node) when is_atom(Node) -> +ensure_dctrl(Node) -> + case dctrl(Node) of + undefined -> + pong = net_adm:ping(Node), + dctrl(Node); + DCtrl -> + DCtrl + end. + +dctrl_send(DPrt, Data) when is_port(DPrt) -> + port_command(DPrt, Data); +dctrl_send(DPid, Data) when is_pid(DPid) -> + Ref = make_ref(), + DPid ! {send, self(), Ref, Data}, + receive {Ref, Res} -> Res end. + +dctrl_dop_send(To, Msg) -> + dctrl_send(ensure_dctrl(node(To)), + [dmsg_hdr(), + dmsg_ext({?DOP_SEND, + ?COOKIE, + To}), + dmsg_ext(Msg)]). + +dctrl_dop_reg_send(Node, Name, Msg) -> + dctrl_send(ensure_dctrl(Node), + [dmsg_hdr(), + dmsg_ext({?DOP_REG_SEND, + self(), + ?COOKIE, + Name}), + dmsg_ext(Msg)]). + +dctrl(Node) when is_atom(Node) -> case catch erts_debug:get_internal_state(available_internal_state) of true -> true; _ -> erts_debug:set_internal_state(available_internal_state, true) end, - erts_debug:get_internal_state({dist_port, Node}). + erts_debug:get_internal_state({dist_ctrl, Node}). dmsg_hdr() -> [131, % Version Magic diff --git a/erts/emulator/test/iovec_SUITE.erl b/erts/emulator/test/iovec_SUITE.erl new file mode 100644 index 0000000000..a5f605bfff --- /dev/null +++ b/erts/emulator/test/iovec_SUITE.erl @@ -0,0 +1,168 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2017. All Rights Reserved. +%% +%% Licensed under the Apache License, Version 2.0 (the "License"); +%% you may not use this file except in compliance with the License. +%% You may obtain a copy of the License at +%% +%% http://www.apache.org/licenses/LICENSE-2.0 +%% +%% Unless required by applicable law or agreed to in writing, software +%% distributed under the License is distributed on an "AS IS" BASIS, +%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +%% See the License for the specific language governing permissions and +%% limitations under the License. +%% +%% %CopyrightEnd% +%% + +-module(iovec_SUITE). + +-export([all/0, suite/0]). + +-export([integer_lists/1, binary_lists/1, empty_lists/1, empty_binary_lists/1, + mixed_lists/1, improper_lists/1, illegal_lists/1, cons_bomb/1, + iolist_to_iovec_idempotence/1, iolist_to_iovec_correctness/1]). + +-include_lib("common_test/include/ct.hrl"). + +suite() -> + [{ct_hooks,[ts_install_cth]}, + {timetrap, {minutes, 2}}]. + +all() -> + [integer_lists, binary_lists, empty_lists, empty_binary_lists, mixed_lists, + illegal_lists, improper_lists, cons_bomb, iolist_to_iovec_idempotence, + iolist_to_iovec_correctness]. + +integer_lists(Config) when is_list(Config) -> + Variations = gen_variations([I || I <- lists:seq(1, 255)]), + + equivalence_test(fun erlang:iolist_to_iovec/1, Variations), + + ok. + +binary_lists(Config) when is_list(Config) -> + Variations = gen_variations([<<I:8>> || I <- lists:seq(1, 255)]), + equivalence_test(fun erlang:iolist_to_iovec/1, Variations), + ok. + +empty_lists(Config) when is_list(Config) -> + Variations = gen_variations([[] || _ <- lists:seq(1, 256)]), + equivalence_test(fun erlang:iolist_to_iovec/1, Variations), + [] = erlang:iolist_to_iovec([]), + ok. + +empty_binary_lists(Config) when is_list(Config) -> + Variations = gen_variations([<<>> || _ <- lists:seq(1, 8192)]), + equivalence_test(fun erlang:iolist_to_iovec/1, Variations), + [] = erlang:iolist_to_iovec(Variations), + ok. + +mixed_lists(Config) when is_list(Config) -> + Variations = gen_variations([<<>>, lists:seq(1, 40), <<12, 45, 78>>]), + equivalence_test(fun erlang:iolist_to_iovec/1, Variations), + ok. + +illegal_lists(Config) when is_list(Config) -> + BitStrs = gen_variations(["gurka", <<1:1>>, "gaffel"]), + BadInts = gen_variations(["gurka", 890, "gaffel"]), + Atoms = gen_variations([gurka, "gaffel"]), + BadTails = [["test" | 0], ["gurka", gaffel]], + + Variations = + BitStrs ++ BadInts ++ Atoms ++ BadTails, + + illegality_test(fun erlang:iolist_to_iovec/1, Variations), + + ok. + +improper_lists(Config) when is_list(Config) -> + Variations = [ + [[[[1 | <<2>>] | <<3>>] | <<4>>] | <<5>>], + [[<<"test">>, 3] | <<"improper tail">>], + [1, 2, 3 | <<"improper tail">>] + ], + equivalence_test(fun erlang:iolist_to_iovec/1, Variations), + ok. + +cons_bomb(Config) when is_list(Config) -> + IntBase = gen_variations([I || I <- lists:seq(1, 255)]), + BinBase = gen_variations([<<I:8>> || I <- lists:seq(1, 255)]), + MixBase = gen_variations([<<12, 45, 78>>, lists:seq(1, 255)]), + + Rounds = + case system_mem_size() of + Mem when Mem >= (16 bsl 30) -> 32; + Mem when Mem >= (3 bsl 30) -> 28; + _ -> 20 + end, + + Variations = gen_variations([IntBase, BinBase, MixBase], Rounds), + equivalence_test(fun erlang:iolist_to_iovec/1, Variations), + ok. + +iolist_to_iovec_idempotence(Config) when is_list(Config) -> + IntVariations = gen_variations([I || I <- lists:seq(1, 255)]), + BinVariations = gen_variations([<<I:8>> || I <- lists:seq(1, 255)]), + MixVariations = gen_variations([<<12, 45, 78>>, lists:seq(1, 255)]), + + Variations = [IntVariations, BinVariations, MixVariations], + Optimized = erlang:iolist_to_iovec(Variations), + + true = Optimized =:= erlang:iolist_to_iovec(Optimized), + ok. + +iolist_to_iovec_correctness(Config) when is_list(Config) -> + IntVariations = gen_variations([I || I <- lists:seq(1, 255)]), + BinVariations = gen_variations([<<I:8>> || I <- lists:seq(1, 255)]), + MixVariations = gen_variations([<<12, 45, 78>>, lists:seq(1, 255)]), + + Variations = [IntVariations, BinVariations, MixVariations], + Optimized = erlang:iolist_to_iovec(Variations), + + true = is_iolist_equal(Optimized, Variations), + ok. + +illegality_test(Fun, Variations) -> + [{'EXIT',{badarg, _}} = (catch Fun(Variation)) || Variation <- Variations]. + +equivalence_test(Fun, [Head | _] = Variations) -> + Comparand = Fun(Head), + [is_iolist_equal(Comparand, Fun(Variation)) || Variation <- Variations], + ok. + +is_iolist_equal(A, B) -> + iolist_to_binary(A) =:= iolist_to_binary(B). + +%% Generates a bunch of lists whose contents will be equal to Base repeated a +%% few times. The lists only differ by their structure, so their reduction to +%% a simpler format should yield the same result. +gen_variations(Base) -> + gen_variations(Base, 16). +gen_variations(Base, N) -> + [gen_flat_list(Base, N), + gen_nested_list(Base, N), + gen_nasty_list(Base, N)]. + +gen_flat_list(Base, N) -> + lists:flatten(gen_nested_list(Base, N)). + +gen_nested_list(Base, N) -> + [Base || _ <- lists:seq(1, N)]. + +gen_nasty_list(Base, N) -> + gen_nasty_list_1(gen_nested_list(Base, N), []). +gen_nasty_list_1([], Result) -> + Result; +gen_nasty_list_1([Head | Base], Result) when is_list(Head) -> + gen_nasty_list_1(Base, [[Result], [gen_nasty_list_1(Head, [])]]); +gen_nasty_list_1([Head | Base], Result) -> + gen_nasty_list_1(Base, [[Result], [Head]]). + +system_mem_size() -> + application:ensure_all_started(os_mon), + {Tot,_Used,_} = memsup:get_memory_data(), + Tot. diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index ef66f0bbfc..223bd7d586 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -61,7 +61,8 @@ nif_internal_hash_salted/1, nif_phash2/1, nif_whereis/1, nif_whereis_parallel/1, - nif_whereis_threaded/1, nif_whereis_proxy/1 + nif_whereis_threaded/1, nif_whereis_proxy/1, + nif_ioq/1 ]). -export([many_args_100/100]). @@ -99,7 +100,8 @@ all() -> nif_internal_hash, nif_internal_hash_salted, nif_phash2, - nif_whereis, nif_whereis_parallel, nif_whereis_threaded]. + nif_whereis, nif_whereis_parallel, nif_whereis_threaded, + nif_ioq]. groups() -> [{G, [], api_repeaters()} || G <- api_groups()] @@ -2952,6 +2954,180 @@ nif_whereis_proxy(Ref) -> {Ref, quit} -> ok end. +nif_ioq(Config) -> + ensure_lib_loaded(Config), + + Script = + [{create, a}, + + %% Test enq of erlang term binary + {enqb, a}, + {enqb, a, 3}, + + %% Test enq of non-erlang term binary + {enqbraw,a}, + {enqbraw,a, 5}, + {peek, a}, + {deq, a, 42}, + + %% Test enqv + {enqv, a, 2, 100}, + {deq, a, all}, + + %% This skips all elements but one in the iolist + {enqv, a, 5, iolist_size(nif_ioq_payload(5)) - 1}, + {peek, a}, + + %% Test to enqueue a bunch of refc binaries + {enqv, a, [nif_ioq_payload(refcbin) || _ <- lists:seq(1,20)], 0}, + + %% Enq stuff to destroy with data in queue + {enqv, a, 2, 100}, + {destroy,a}, + + %% Test destroy of new queue + {create, a}, + {destroy,a} + ], + + nif_ioq_run(Script), + + %% Test that only enif_inspect_as_vec works + Payload = nif_ioq_payload(5), + PayloadBin = iolist_to_binary(Payload), + + [begin + PayloadBin = iolist_to_binary(ioq_nif(inspect,Payload,Stack,Env)), + <<>> = iolist_to_binary(ioq_nif(inspect,[],Stack,Env)) + end || Stack <- [no_stack, use_stack], Env <- [use_env, no_env]], + + %% Test error cases + + Q = ioq_nif(create), + + {'EXIT', {badarg, _}} = (catch ioq_nif(deq, Q, 1)), + {'EXIT', {badarg, _}} = (catch ioq_nif(enqv, Q, 1, 1234)), + + {'EXIT', {badarg, _}} = (catch ioq_nif(enqv, Q, [atom_in_list], 0)), + {'EXIT', {badarg, _}} = (catch ioq_nif(enqv, Q, [make_ref()], 0)), + {'EXIT', {badarg, _}} = (catch ioq_nif(enqv, Q, [256], 0)), + {'EXIT', {badarg, _}} = (catch ioq_nif(enqv, Q, [-1], 0)), + {'EXIT', {badarg, _}} = (catch ioq_nif(enqv, Q, [#{}], 0)), + {'EXIT', {badarg, _}} = (catch ioq_nif(enqv, Q, [1 bsl 64], 0)), + {'EXIT', {badarg, _}} = (catch ioq_nif(enqv, Q, [{tuple}], 0)), + + {'EXIT', {badarg, _}} = (catch ioq_nif(inspect, [atom_in_list], use_stack)), + {'EXIT', {badarg, _}} = (catch ioq_nif(inspect, [make_ref()], no_stack)), + {'EXIT', {badarg, _}} = (catch ioq_nif(inspect, [256], use_stack)), + {'EXIT', {badarg, _}} = (catch ioq_nif(inspect, [-1], no_stack)), + {'EXIT', {badarg, _}} = (catch ioq_nif(inspect, [#{}], use_stack)), + {'EXIT', {badarg, _}} = (catch ioq_nif(inspect, [1 bsl 64], no_stack)), + {'EXIT', {badarg, _}} = (catch ioq_nif(inspect, [{tuple}], use_stack)), + {'EXIT', {badarg, _}} = (catch ioq_nif(inspect, <<"binary">>, use_stack)), + + ioq_nif(destroy, Q), + + %% Test that the example in the docs works + ExampleQ = ioq_nif(create), + true = ioq_nif(example, ExampleQ, nif_ioq_payload(5)), + ioq_nif(destroy, ExampleQ), + + ok. + + +nif_ioq_run(Script) -> + nif_ioq_run(Script, #{}). + +nif_ioq_run([{Action, Name}|T], State) + when Action =:= enqb; Action =:= enqbraw -> + nif_ioq_run([{Action, Name, heapbin}|T], State); +nif_ioq_run([{Action, Name, Skip}|T], State) + when Action =:= enqb, is_integer(Skip); + Action =:= enqbraw, is_integer(Skip) -> + nif_ioq_run([{Action, Name, heapbin, Skip}|T], State); +nif_ioq_run([{Action, Name, N}|T], State) + when Action =:= enqv; Action =:= enqb; Action =:= enqbraw -> + nif_ioq_run([{Action, Name, N, 0}|T], State); +nif_ioq_run([{Action, Name, N, Skip}|T], State) + when Action =:= enqv; Action =:= enqb; Action =:= enqbraw -> + + #{ q := IOQ, b := B } = Q = maps:get(Name, State), + true = ioq_nif(size, IOQ) == iolist_size(B), + + %% Sanitize the log output a bit so that it doesn't become too large. + H = {Action, Name, try iolist_size(N) of Sz -> Sz catch _:_ -> N end, Skip}, + ct:log("~p", [H]), + + Data = nif_ioq_payload(N), + ioq_nif(Action, IOQ, Data, Skip), + + <<_:Skip/binary, SkippedData/binary>> = iolist_to_binary(Data), + + true = ioq_nif(size, IOQ) == (iolist_size([B|SkippedData])), + + nif_ioq_run(T, State#{ Name := Q#{ b := [B|SkippedData]}}); +nif_ioq_run([{peek, Name} = H|T], State) -> + #{ q := IOQ, b := B } = maps:get(Name, State), + true = ioq_nif(size, IOQ) == iolist_size(B), + + ct:log("~p", [H]), + + Data = ioq_nif(peek, IOQ, ioq_nif(size, IOQ)), + + true = iolist_to_binary(B) == iolist_to_binary(Data), + nif_ioq_run(T, State); +nif_ioq_run([{deq, Name, all}|T], State) -> + #{ q := IOQ, b := B } = maps:get(Name, State), + Size = ioq_nif(size, IOQ), + true = Size == iolist_size(B), + nif_ioq_run([{deq, Name, Size}|T], State); +nif_ioq_run([{deq, Name, N} = H|T], State) -> + #{ q := IOQ, b := B } = Q = maps:get(Name, State), + true = ioq_nif(size, IOQ) == iolist_size(B), + + ct:log("~p", [H]), + + <<_:N/binary,Remain/binary>> = iolist_to_binary(B), + NewQ = Q#{ b := Remain }, + + Sz = ioq_nif(deq, IOQ, N), + + true = Sz == iolist_size(Remain), + true = ioq_nif(size, IOQ) == iolist_size(Remain), + + nif_ioq_run(T, State#{ Name := NewQ }); +nif_ioq_run([{create, Name} = H|T], State) -> + ct:log("~p", [H]), + nif_ioq_run(T, State#{ Name => #{ q => ioq_nif(create), b => [] } }); +nif_ioq_run([{destroy, Name} = H|T], State) -> + #{ q := IOQ, b := B } = maps:get(Name, State), + true = ioq_nif(size, IOQ) == iolist_size(B), + + ct:log("~p", [H]), + + ioq_nif(destroy, IOQ), + + nif_ioq_run(T, maps:remove(Name, State)); +nif_ioq_run([], State) -> + State. + +nif_ioq_payload(N) when is_integer(N) -> + Tail = if N > 3 -> nif_ioq_payload(N-3); true -> [] end, + Head = element(1, lists:split(N,[nif_ioq_payload(subbin), + nif_ioq_payload(heapbin), + nif_ioq_payload(refcbin) | Tail])), + erlang:iolist_to_iovec(Head); +nif_ioq_payload(subbin) -> + Bin = nif_ioq_payload(refcbin), + Sz = size(Bin) - 1, + <<_:8,SubBin:Sz/binary,_/bits>> = Bin, + SubBin; +nif_ioq_payload(heapbin) -> + <<"a literal heap binary">>; +nif_ioq_payload(refcbin) -> + iolist_to_binary([lists:seq(1,255) || _ <- lists:seq(1,255)]); +nif_ioq_payload(Else) -> + Else. %% The NIFs: lib_version() -> undefined. @@ -3027,6 +3203,10 @@ monitor_process_nif(_,_,_,_) -> ?nif_stub. demonitor_process_nif(_,_) -> ?nif_stub. compare_monitors_nif(_,_) -> ?nif_stub. monitor_frenzy_nif(_,_,_,_) -> ?nif_stub. +ioq_nif(_) -> ?nif_stub. +ioq_nif(_,_) -> ?nif_stub. +ioq_nif(_,_,_) -> ?nif_stub. +ioq_nif(_,_,_,_) -> ?nif_stub. %% whereis whereis_send(_Type,_Name,_Msg) -> ?nif_stub. diff --git a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c index 307d1c390f..b47d013bd2 100644 --- a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c +++ b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c @@ -186,6 +186,12 @@ static ErlNifResourceTypeInit frenzy_rt_init = { static ErlNifResourceType* whereis_resource_type; static void whereis_thread_resource_dtor(ErlNifEnv* env, void* obj); +static ErlNifResourceType* ioq_resource_type; + +static void ioq_resource_dtor(ErlNifEnv* env, void* obj); +struct ioq_resource { + ErlNifIOQueue *q; +}; static int get_pointer(ErlNifEnv* env, ERL_NIF_TERM term, void** pp) { @@ -243,6 +249,10 @@ static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) whereis_resource_type = enif_open_resource_type(env, NULL, "nif_SUITE.whereis", whereis_thread_resource_dtor, ERL_NIF_RT_CREATE, NULL); + ioq_resource_type = enif_open_resource_type(env,NULL,"ioq", + ioq_resource_dtor, + ERL_NIF_RT_CREATE, NULL); + atom_false = enif_make_atom(env,"false"); atom_true = enif_make_atom(env,"true"); atom_self = enif_make_atom(env,"self"); @@ -2430,7 +2440,6 @@ static ERL_NIF_TERM format_term(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg return enif_make_binary(env,&obin); } - static int get_fd(ErlNifEnv* env, ERL_NIF_TERM term, struct fd_resource** rsrc) { if (!enif_get_resource(env, term, fd_resource_type, (void**)rsrc)) { @@ -3158,7 +3167,231 @@ static void frenzy_resource_down(ErlNifEnv* env, void* obj, ErlNifPid* pid, abort(); } +/*********** testing ioq ************/ + +static void ioq_resource_dtor(ErlNifEnv* env, void* obj) { + +} + +#ifndef __WIN32__ +static int writeiovec(ErlNifEnv *env, ERL_NIF_TERM term, ERL_NIF_TERM *tail, ErlNifIOQueue *q, int fd) { + ErlNifIOVec vec, *iovec = &vec; + SysIOVec *sysiovec; + int saved_errno; + int iovcnt, n; + + if (!enif_inspect_iovec(env, 64, term, tail, &iovec)) + return -2; + + if (enif_ioq_size(q) > 0) { + /* If the I/O queue contains data we enqueue the iovec and then + peek the data to write out of the queue. */ + if (!enif_ioq_enqv(q, iovec, 0)) + return -3; + + sysiovec = enif_ioq_peek(q, &iovcnt); + } else { + /* If the I/O queue is empty we skip the trip through it. */ + iovcnt = iovec->iovcnt; + sysiovec = iovec->iov; + } + + /* Attempt to write the data */ + n = writev(fd, sysiovec, iovcnt); + saved_errno = errno; + + if (enif_ioq_size(q) == 0) { + /* If the I/O queue was initially empty we enqueue any + remaining data into the queue for writing later. */ + if (n >= 0 && !enif_ioq_enqv(q, iovec, n)) + return -3; + } else { + /* Dequeue any data that was written from the queue. */ + if (n > 0 && !enif_ioq_deq(q, n, NULL)) + return -4; + } + + /* return n, which is either number of bytes written or -1 if + some error happened */ + errno = saved_errno; + return n; +} +#endif + +static ERL_NIF_TERM ioq(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + struct ioq_resource *ioq; + ERL_NIF_TERM ret; + if (enif_is_identical(argv[0], enif_make_atom(env, "create"))) { + ErlNifIOQueue *q = enif_ioq_create(ERL_NIF_IOQ_NORMAL); + ioq = (struct ioq_resource *)enif_alloc_resource(ioq_resource_type, + sizeof(*ioq)); + ioq->q = q; + ret = enif_make_resource(env, ioq); + enif_release_resource(ioq); + return ret; + } else if (enif_is_identical(argv[0], enif_make_atom(env, "inspect"))) { + ErlNifIOVec vec, *iovec = NULL; + int i, iovcnt; + ERL_NIF_TERM *elems, tail, list; + ErlNifEnv *myenv = NULL; + + if (enif_is_identical(argv[2], enif_make_atom(env, "use_stack"))) + iovec = &vec; + if (enif_is_identical(argv[3], enif_make_atom(env, "use_env"))) + myenv = env; + if (!enif_inspect_iovec(myenv, ~(size_t)0, argv[1], &tail, &iovec)) + return enif_make_badarg(env); + + iovcnt = iovec->iovcnt; + elems = enif_alloc(sizeof(ERL_NIF_TERM) * iovcnt); + + for (i = 0; i < iovcnt; i++) { + ErlNifBinary bin; + if (!enif_alloc_binary(iovec->iov[i].iov_len, &bin)) { + enif_free_iovec(iovec); + enif_free(elems); + return enif_make_badarg(env); + } + memcpy(bin.data, iovec->iov[i].iov_base, iovec->iov[i].iov_len); + elems[i] = enif_make_binary(env, &bin); + } + + if (!myenv) + enif_free_iovec(iovec); + + list = enif_make_list_from_array(env, elems, iovcnt); + enif_free(elems); + return list; + } else { + unsigned skip; + if (!enif_get_resource(env, argv[1], ioq_resource_type, (void**)&ioq) + || !ioq->q) + return enif_make_badarg(env); + + if (enif_is_identical(argv[0], enif_make_atom(env, "example"))) { +#ifndef __WIN32__ + int fd[2], res = 0, cnt = 0, queue_cnt; + ERL_NIF_TERM tail; + char buff[255]; + pipe(fd); + fcntl(fd[0], F_SETFL, fcntl(fd[0], F_GETFL) | O_NONBLOCK); + fcntl(fd[1], F_SETFL, fcntl(fd[1], F_GETFL) | O_NONBLOCK); + + /* Write until the pipe buffer is full, which should result in data + * being queued up. */ + for (res = 0; res >= 0; ) { + cnt += res; + res = writeiovec(env, argv[2], &tail, ioq->q, fd[1]); + } + + /* Flush the queue while reading from the other end of the pipe. */ + tail = enif_make_list(env, 0); + while (enif_ioq_size(ioq->q) > 0) { + res = writeiovec(env, tail, &tail, ioq->q, fd[1]); + if (res < 0 && errno != EAGAIN) { + break; + } else if (res > 0) { + cnt += res; + } + + for (res = 0; res >= 0; ) { + cnt -= res; + res = read(fd[0], buff, sizeof(buff)); + } + } + + close(fd[0]); + close(fd[1]); + + /* Check that we read as much as we wrote */ + if (cnt == 0 && enif_ioq_size(ioq->q) == 0) + return enif_make_atom(env, "true"); + + return enif_make_int(env, cnt); +#else + return enif_make_atom(env, "true"); +#endif + } + if (enif_is_identical(argv[0], enif_make_atom(env, "destroy"))) { + enif_ioq_destroy(ioq->q); + ioq->q = NULL; + return enif_make_atom(env, "false"); + } else if (enif_is_identical(argv[0], enif_make_atom(env, "enqv"))) { + ErlNifIOVec vec, *iovec = &vec; + ERL_NIF_TERM tail; + + if (!enif_get_uint(env, argv[3], &skip)) + return enif_make_badarg(env); + if (!enif_inspect_iovec(env, ~0ul, argv[2], &tail, &iovec)) + return enif_make_badarg(env); + if (!enif_ioq_enqv(ioq->q, iovec, skip)) + return enif_make_badarg(env); + + return enif_make_atom(env, "true"); + } else if (enif_is_identical(argv[0], enif_make_atom(env, "enqb"))) { + ErlNifBinary bin; + if (!enif_get_uint(env, argv[3], &skip) || + !enif_inspect_binary(env, argv[2], &bin)) + return enif_make_badarg(env); + + if (!enif_ioq_enq_binary(ioq->q, &bin, skip)) + return enif_make_badarg(env); + + return enif_make_atom(env, "true"); + } else if (enif_is_identical(argv[0], enif_make_atom(env, "enqbraw"))) { + ErlNifBinary bin; + ErlNifBinary localbin; + int i; + if (!enif_get_uint(env, argv[3], &skip) || + !enif_inspect_binary(env, argv[2], &bin) || + !enif_alloc_binary(bin.size, &localbin)) + return enif_make_badarg(env); + + memcpy(localbin.data, bin.data, bin.size); + i = enif_ioq_enq_binary(ioq->q, &localbin, skip); + if (!i) + return enif_make_badarg(env); + else + return enif_make_atom(env, "true"); + } else if (enif_is_identical(argv[0], enif_make_atom(env, "peek"))) { + int iovlen, num, i, off = 0; + SysIOVec *iov = enif_ioq_peek(ioq->q, &iovlen); + ErlNifBinary bin; + + if (!enif_get_int(env, argv[2], &num) || !enif_alloc_binary(num, &bin)) + return enif_make_badarg(env); + + for (i = 0; i < iovlen && num > 0; i++) { + int to_copy = num < iov[i].iov_len ? num : iov[i].iov_len; + memcpy(bin.data + off, iov[i].iov_base, to_copy); + num -= to_copy; + off += to_copy; + } + + return enif_make_binary(env, &bin); + } else if (enif_is_identical(argv[0], enif_make_atom(env, "deq"))) { + int num; + size_t sz; + ErlNifUInt64 sz64; + if (!enif_get_int(env, argv[2], &num)) + return enif_make_badarg(env); + + if (!enif_ioq_deq(ioq->q, num, &sz)) + return enif_make_badarg(env); + + sz64 = sz; + + return enif_make_uint64(env, sz64); + } else if (enif_is_identical(argv[0], enif_make_atom(env, "size"))) { + ErlNifUInt64 size = enif_ioq_size(ioq->q); + return enif_make_uint64(env, size); + } + } + + return enif_make_badarg(env); +} static ErlNifFunc nif_funcs[] = { @@ -3255,7 +3488,11 @@ static ErlNifFunc nif_funcs[] = {"whereis_send", 3, whereis_send}, {"whereis_term", 2, whereis_term}, {"whereis_thd_lookup", 2, whereis_thd_lookup}, - {"whereis_thd_result", 1, whereis_thd_result} + {"whereis_thd_result", 1, whereis_thd_result}, + {"ioq_nif", 1, ioq}, + {"ioq_nif", 2, ioq}, + {"ioq_nif", 3, ioq}, + {"ioq_nif", 4, ioq} }; ERL_NIF_INIT(nif_SUITE,nif_funcs,load,NULL,upgrade,unload) diff --git a/erts/emulator/test/node_container_SUITE.erl b/erts/emulator/test/node_container_SUITE.erl index 8e9e3cb05a..be90f929df 100644 --- a/erts/emulator/test/node_container_SUITE.erl +++ b/erts/emulator/test/node_container_SUITE.erl @@ -405,6 +405,7 @@ node_table_gc(Config) when is_list(Config) -> PreKnown = nodes(known), io:format("PreKnown = ~p~n", [PreKnown]), make_node_garbage(0, 200000, 1000, []), + receive after 1000 -> ok end, %% Wait for thread progress... PostKnown = nodes(known), PostAreas = erlang:system_info(allocated_areas), io:format("PostKnown = ~p~n", [PostKnown]), diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl index ab0b1a82bd..730a17d7e8 100644 --- a/erts/emulator/test/port_SUITE.erl +++ b/erts/emulator/test/port_SUITE.erl @@ -159,7 +159,7 @@ suite() -> all() -> [otp_6224, {group, stream}, basic_ping, slow_writes, bad_packet, bad_port_messages, {group, options}, - {group, multiple_packets}, parallell, dying_port, + {group, multiple_packets}, parallell, dying_port, dropped_commands, port_program_with_path, open_input_file_port, open_output_file_port, name1, env, huge_env, bad_env, cd, cd_relative, pipe_limit_env, bad_args, @@ -569,12 +569,14 @@ dropped_commands(Config, Outputv, Cmd) -> [dropped_commands_test(Cmd) || _ <- lists:seq(1, 100)], timer:sleep(100), erl_ddll:unload_driver("echo_drv"), + os:unsetenv("ECHO_DRV_USE_OUTPUTV"), ok. dropped_commands_test(Cmd) -> - Port = erlang:open_port({spawn_driver, "echo_drv"}, [{parallelism, true}]), spawn_monitor( fun() -> + Port = erlang:open_port({spawn_driver, "echo_drv"}, + [{parallelism, true}]), [spawn_link(fun() -> spin(Port, Cmd) end) || _ <- lists:seq(1,8)], timer:sleep(5), port_close(Port), diff --git a/erts/emulator/test/statistics_SUITE.erl b/erts/emulator/test/statistics_SUITE.erl index 6c01bfd45c..7a396d273c 100644 --- a/erts/emulator/test/statistics_SUITE.erl +++ b/erts/emulator/test/statistics_SUITE.erl @@ -23,8 +23,10 @@ %% Tests the statistics/1 bif. -export([all/0, suite/0, groups/0, + wall_clock_sanity/1, wall_clock_zero_diff/1, wall_clock_update/1, - runtime_zero_diff/1, + runtime_sanity/1, + runtime_zero_diff/1, runtime_update/1, runtime_diff/1, run_queue_one/1, scheduler_wall_time/1, @@ -54,11 +56,23 @@ all() -> groups() -> [{wall_clock, [], - [wall_clock_zero_diff, wall_clock_update]}, + [wall_clock_sanity, wall_clock_zero_diff, wall_clock_update]}, {runtime, [], - [runtime_zero_diff, runtime_update, runtime_diff]}, + [runtime_sanity, runtime_zero_diff, runtime_update, runtime_diff]}, {run_queue, [], [run_queue_one]}]. +wall_clock_sanity(Config) when is_list(Config) -> + erlang:yield(), + {WallClock, _} = statistics(wall_clock), + MT = erlang:monotonic_time(), + Time = erlang:convert_time_unit(MT - erlang:system_info(start_time), + native, millisecond), + io:format("Time=~p WallClock=~p~n", + [Time, WallClock]), + true = WallClock =< Time, + true = Time - 100 =< WallClock, + ok. + %%% Testing statistics(wall_clock). %% Tests that the 'Wall clock since last call' element of the result @@ -102,6 +116,20 @@ wall_clock_update1(0) -> %%% Test statistics(runtime). +runtime_sanity(Config) when is_list(Config) -> + case erlang:system_info(logical_processors_available) of + unknown -> + {skipped, "Don't know available logical processors"}; + LP when is_integer(LP) -> + erlang:yield(), + {RunTime, _} = statistics(runtime), + MT = erlang:monotonic_time(), + Time = erlang:convert_time_unit(MT - erlang:system_info(start_time), + native, millisecond), + io:format("Time=~p RunTime=~p~n", + [Time, RunTime]), + true = RunTime =< Time*LP + end. %% Tests that the difference between the times returned from two consectuitive %% calls to statistics(runtime) is zero. diff --git a/erts/emulator/utils/beam_makeops b/erts/emulator/utils/beam_makeops index 6c54ab3421..e55d3eadb5 100755 --- a/erts/emulator/utils/beam_makeops +++ b/erts/emulator/utils/beam_makeops @@ -20,13 +20,16 @@ # use strict; use vars qw($BEAM_FORMAT_NUMBER); +use constant COLD => 0; +use constant WARM => 1; +use constant HOT => 2; $BEAM_FORMAT_NUMBER = undef; my $target = \&emulator_output; my $outdir = "."; # Directory for output files. my $verbose = 0; -my $hot = 1; +my $hotness = 1; my $num_file_opcodes = 0; my $wordsize = 32; my %defs; # Defines (from command line). @@ -344,13 +347,16 @@ while (<>) { } # - # Handle %hot/%cold. + # Handle %hot, %warm, and %cold. # if (/^\%hot/) { - $hot = 1; + $hotness = HOT; next; + } elsif (/^\%warm/) { + $hotness = WARM; + next; } elsif (/^\%cold/) { - $hot = 0; + $hotness = COLD; next; } @@ -438,7 +444,7 @@ while (<>) { if (defined $gen_opnum{$name,$arity} and $obsolete[$gen_opnum{$name,$arity}]) { error("specific instructions may not be specified for obsolete instructions"); } - save_specific_ops($name, $arity, $hot, @args); + save_specific_ops($name, $arity, $hotness, @args); if (defined $op_num) { error("specific instructions must not be numbered"); } elsif (!defined($gen_arity{$name}) && !defined($unnumbered{$name,$arity})) { @@ -801,12 +807,17 @@ sub emulator_output { $name = "$outdir/beam_hot.h"; open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; comment('C'); - print_code(1); + print_code(HOT); + + $name = "$outdir/beam_warm.h"; + open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; + comment('C'); + print_code(WARM); $name = "$outdir/beam_cold.h"; open(STDOUT, ">$name") || die "Failed to open $name for writing: $!\n"; comment('C'); - print_code(0); + print_code(COLD); } sub init_item { @@ -1039,14 +1050,16 @@ sub combine_micro_instructions { # Now generate code for each group. foreach my $group (sort keys %groups) { - my($code,@labels) = combine_instruction_group($group, @{$groups{$group}}); - push @generated_code, [1,$code,@labels]; + my($hotness,$code,@labels) = + combine_instruction_group($group, @{$groups{$group}}); + push @generated_code, [$hotness,$code,@labels]; } } sub combine_instruction_group { my($group,@in_instrs) = @_; my $gcode = ''; # Code for the entire group. + my $group_hotness = COLD; # Get code for the head of the group (if any). my $head_name = "$group.head"; @@ -1075,7 +1088,8 @@ sub combine_instruction_group { error("no $specific_key instruction") unless defined $specific_op_ref; foreach my $specific_op (@$specific_op_ref) { - my($name, $hot, @args) = @{$specific_op}; + my($name, $hotness, @args) = @{$specific_op}; + $group_hotness = $hotness unless $group_hotness >= $hotness; my $offset = 0; my @rest = @args; my @new_subs; @@ -1182,7 +1196,7 @@ sub combine_instruction_group { $offset = $order_to_offset{$slots[$i+1]} if $i < $#slots; } - ("{\n$gcode\n}\n\n",@opcase_labels); + ($group_hotness,"{\n$gcode\n}\n\n",@opcase_labels); } sub micro_label { @@ -1437,7 +1451,32 @@ sub expand_macro { warn $@; die "... from the body of $name at $where\n"; } - ("do {\n$body\n} while (0)",$rest); + $body = "do {\n$body\n} while (0)" + if needs_do_wrapper($body); + ($body,$rest); +} + +# Conservative heuristic to determine whether a do { ... } while(0) +# wrapper is needed. +sub needs_do_wrapper { + local $_ = shift; + + s@^//[|][^\n]*\n@@; + s@^\s*@@s; + s@^/[*].*[*]/\s*@@s; + return 1 if /^(Eterm|Uint|Sint|int|unsigned)/; # Definitely needed. + return 0 if /^do/; + return 0 if /^SET_I/; + return 0 if /^SET_CP/; + return 0 if /^ERTS_NO_FPE_CHECK_INIT/; + return 0 if /^ASSERT/; + return 0 if /^DTRACE/; + return 0 if /^[A-Za-z_]*\s*=/; + return 0 if /^c_p->/; + return 0 if /^[A-Z_]*SWAPOUT/; + return 0 if /^if\s*[(]/; + return 0 if /^goto\b/; + return 1; # Not sure, say that it is needed. } sub do_pack { @@ -1681,8 +1720,11 @@ sub parse_transformation { # my @to; - if ($to =~ /^(\w+)\((.*?)\)/) { - my($name, $arglist) = ($1, $2); + if ($to =~ /^(\w+)\((.*?)\)(.*)/) { + my($name, $arglist, $garbage) = ($1, $2, $3); + if ($garbage =~ /\S/) { + error("garbage after call to '$name()'"); + } @to = (compile_transform_function($name, split(/\s*,\s*/, $arglist))); } else { @to = split(/\s*\|\s*/, $to); |