diff options
Diffstat (limited to 'erts/emulator/beam')
53 files changed, 1177 insertions, 1008 deletions
diff --git a/erts/emulator/beam/atom.h b/erts/emulator/beam/atom.h index cb245a87b1..6127a658bb 100644 --- a/erts/emulator/beam/atom.h +++ b/erts/emulator/beam/atom.h @@ -34,7 +34,7 @@ /* Internal atom cache needs MAX_ATOM_TABLE_SIZE to be less than an unsigned 32 bit integer. See external.c(erts_encode_ext_dist_header_setup) for more details. */ -#define MAX_ATOM_TABLE_SIZE ((MAX_ATOM_INDEX + 1 < (1UL << 32)) ? MAX_ATOM_INDEX + 1 : (1UL << 32)) +#define MAX_ATOM_TABLE_SIZE ((MAX_ATOM_INDEX + 1 < (UWORD_CONSTANT(1) << 32)) ? MAX_ATOM_INDEX + 1 : (UWORD_CONSTANT(1) << 32)) #else #define MAX_ATOM_TABLE_SIZE (MAX_ATOM_INDEX + 1) #endif diff --git a/erts/emulator/beam/beam_bif_load.c b/erts/emulator/beam/beam_bif_load.c index 294b1578be..78a9d76a20 100644 --- a/erts/emulator/beam/beam_bif_load.c +++ b/erts/emulator/beam/beam_bif_load.c @@ -40,6 +40,7 @@ static Eterm check_process_code(Process* rp, Module* modp); static void delete_code(Process *c_p, ErtsProcLocks c_p_locks, Module* modp); static void delete_export_references(Eterm module); static int purge_module(int module); +static void decrement_refc(BeamInstr* code); static int is_native(BeamInstr* code); static int any_heap_ref_ptrs(Eterm* start, Eterm* end, char* mod_start, Uint mod_size); static int any_heap_refs(Eterm* start, Eterm* end, char* mod_start, Uint mod_size); @@ -50,11 +51,11 @@ load_module_2(BIF_ALIST_2) { Eterm reason; Eterm* hp; - int i; int sz; byte* code; Eterm res; byte* temp_alloc = NULL; + struct LoaderState* stp; if (is_not_atom(BIF_ARG_1)) { error: @@ -64,47 +65,37 @@ load_module_2(BIF_ALIST_2) if ((code = erts_get_aligned_binary_bytes(BIF_ARG_2, &temp_alloc)) == NULL) { goto error; } - erts_smp_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN); - erts_smp_thr_progress_block(); - hp = HAlloc(BIF_P, 3); + + /* + * Read the BEAM file and prepare the module for loading. + */ + stp = erts_alloc_loader_state(); sz = binary_size(BIF_ARG_2); - if ((i = erts_load_module(BIF_P, 0, - BIF_P->group_leader, &BIF_ARG_1, code, sz)) < 0) { - switch (i) { - case -1: reason = am_badfile; break; - case -2: reason = am_nofile; break; - case -3: reason = am_not_purged; break; - case -4: - reason = am_atom_put("native_code", sizeof("native_code")-1); - break; - case -5: - { - /* - * The module contains an on_load function. The loader - * has loaded the module as usual, except that the - * export entries does not point into the module, so it - * is not possible to call any code in the module. - */ - - ERTS_DECL_AM(on_load); - reason = AM_on_load; - break; - } - default: reason = am_badfile; break; - } + reason = erts_prepare_loading(stp, BIF_P, BIF_P->group_leader, + &BIF_ARG_1, code, sz); + erts_free_aligned_binary_bytes(temp_alloc); + if (reason != NIL) { res = TUPLE2(hp, am_error, reason); - goto done; + BIF_RET(res); } - set_default_trace_pattern(BIF_ARG_1); - res = TUPLE2(hp, am_module, BIF_ARG_1); + /* + * Stop all other processes and finish the loading of the module. + */ + erts_smp_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN); + erts_smp_thr_progress_block(); + + reason = erts_finish_loading(stp, BIF_P, 0, &BIF_ARG_1); + if (reason != NIL) { + res = TUPLE2(hp, am_error, reason); + } else { + set_default_trace_pattern(BIF_ARG_1); + res = TUPLE2(hp, am_module, BIF_ARG_1); + } - done: - erts_free_aligned_binary_bytes(temp_alloc); erts_smp_thr_progress_unblock(); erts_smp_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN); - BIF_RET(res); } @@ -563,6 +554,7 @@ check_process_code(Process* rp, Module* modp) } else { Eterm* literals; Uint lit_size; + struct erl_off_heap_header* oh; /* * Try to get rid of constants by by garbage collecting. @@ -576,7 +568,9 @@ check_process_code(Process* rp, Module* modp) (void) erts_garbage_collect(rp, 0, rp->arg_reg, rp->arity); literals = (Eterm *) modp->old_code[MI_LITERALS_START]; lit_size = (Eterm *) modp->old_code[MI_LITERALS_END] - literals; - erts_garbage_collect_literals(rp, literals, lit_size); + oh = (struct erl_off_heap_header *) + modp->old_code[MI_LITERALS_OFF_HEAP]; + erts_garbage_collect_literals(rp, literals, lit_size, oh); } } return am_false; @@ -584,7 +578,7 @@ check_process_code(Process* rp, Module* modp) } #define in_area(ptr,start,nbytes) \ - ((unsigned long)((char*)(ptr) - (char*)(start)) < (nbytes)) + ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) static int any_heap_ref_ptrs(Eterm* start, Eterm* end, char* mod_start, Uint mod_size) @@ -654,9 +648,6 @@ purge_module(int module) * Any code to purge? */ if (modp->old_code == 0) { - if (display_loads) { - erts_printf("No code to purge for %T\n", make_atom(module)); - } return -1; } @@ -677,6 +668,7 @@ purge_module(int module) end = (BeamInstr *)((char *)code + modp->old_code_length); erts_cleanup_funs_on_purge(code, end); beam_catches_delmod(modp->old_catches, code, modp->old_code_length); + decrement_refc(code); erts_free(ERTS_ALC_T_CODE, (void *) code); modp->old_code = NULL; modp->old_code_length = 0; @@ -686,6 +678,23 @@ purge_module(int module) } static void +decrement_refc(BeamInstr* code) +{ + struct erl_off_heap_header* oh = + (struct erl_off_heap_header *) code[MI_LITERALS_OFF_HEAP]; + + while (oh) { + Binary* bptr; + ASSERT(thing_subtag(oh->thing_word) == REFC_BINARY_SUBTAG); + bptr = ((ProcBin*)oh)->val; + if (erts_refc_dectest(&bptr->refc, 0) == 0) { + erts_bin_free(bptr); + } + oh = oh->next; + } +} + +static void remove_from_address_table(BeamInstr* code) { int i; @@ -772,7 +781,7 @@ delete_export_references(Eterm module) } -int +Eterm beam_make_current_old(Process *c_p, ErtsProcLocks c_p_locks, Eterm module) { Module* modp = erts_put_module(module); @@ -783,15 +792,12 @@ beam_make_current_old(Process *c_p, ErtsProcLocks c_p_locks, Eterm module) */ if (modp->code != NULL && modp->old_code != NULL) { - return -3; + return am_not_purged; } else if (modp->old_code == NULL) { /* Make the current version old. */ - if (display_loads) { - erts_printf("saving old code\n"); - } delete_code(c_p, c_p_locks, modp); delete_export_references(module); } - return 0; + return NIL; } static int diff --git a/erts/emulator/beam/beam_bp.c b/erts/emulator/beam/beam_bp.c index dd31376a2d..692fa61fe8 100644 --- a/erts/emulator/beam/beam_bp.c +++ b/erts/emulator/beam/beam_bp.c @@ -495,16 +495,6 @@ erts_find_local_func(Eterm mfa[3]) { return NULL; } -/* bp_hash */ -ERTS_INLINE Uint bp_sched2ix() { -#ifdef ERTS_SMP - ErtsSchedulerData *esdp; - esdp = erts_get_scheduler_data(); - return esdp->no - 1; -#else - return 0; -#endif -} static void bp_hash_init(bp_time_hash_t *hash, Uint n) { Uint size = sizeof(bp_data_time_item_t)*n; Uint i; @@ -1347,7 +1337,7 @@ static BpData *is_break(BeamInstr *pc, BeamInstr break_op) { return NULL; } - bd = ebd = rs[bp_sched2ix()]; + bd = ebd = rs[erts_bp_sched2ix()]; ASSERT(bd); if ( (break_op == 0) || (bd->this_instr == break_op)) { return bd; diff --git a/erts/emulator/beam/beam_bp.h b/erts/emulator/beam/beam_bp.h index 2ec5818688..167069552f 100644 --- a/erts/emulator/beam/beam_bp.h +++ b/erts/emulator/beam/beam_bp.h @@ -144,8 +144,6 @@ extern erts_smp_spinlock_t erts_bp_lock; #define ErtsSmpBPUnlock(BDC) #endif -ERTS_INLINE Uint bp_sched2ix(void); - #ifdef ERTS_SMP #define bp_sched2ix_proc(p) ((p)->scheduler_data->no - 1) #else @@ -247,4 +245,19 @@ BpData *erts_get_time_break(Process *p, BeamInstr *pc); BeamInstr *erts_find_local_func(Eterm mfa[3]); +ERTS_GLB_INLINE Uint erts_bp_sched2ix(void); + +#if ERTS_GLB_INLINE_INCL_FUNC_DEF +ERTS_GLB_INLINE Uint erts_bp_sched2ix(void) +{ +#ifdef ERTS_SMP + ErtsSchedulerData *esdp; + esdp = erts_get_scheduler_data(); + return esdp->no - 1; +#else + return 0; +#endif +} +#endif + #endif /* _BEAM_BP_H */ diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 9c5450bd48..c65b2be106 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -45,7 +45,7 @@ /* #define HARDDEBUG 1 */ #if defined(NO_JUMP_TABLE) -# define OpCase(OpCode) case op_##OpCode: lb_##OpCode +# define OpCase(OpCode) case op_##OpCode # define CountCase(OpCode) case op_count_##OpCode # define OpCode(OpCode) ((Uint*)op_##OpCode) # define Goto(Rel) {Go = (int)(Rel); goto emulator_loop;} @@ -53,7 +53,7 @@ #else # define OpCase(OpCode) lb_##OpCode # define CountCase(OpCode) lb_count_##OpCode -# define Goto(Rel) goto *(Rel) +# define Goto(Rel) goto *((void *)Rel) # define LabelAddr(Label) &&Label # define OpCode(OpCode) (&&lb_##OpCode) #endif @@ -199,7 +199,7 @@ do { \ } \ } while (0) -#define ClauseFail() goto lb_jump_f +#define ClauseFail() goto jump_f #define SAVE_CP(X) \ do { \ @@ -234,6 +234,12 @@ BeamInstr beam_return_trace[1]; /* OpCode(i_return_trace) */ BeamInstr beam_exception_trace[1]; /* UGLY also OpCode(i_return_trace) */ BeamInstr beam_return_time_trace[1]; /* OpCode(i_return_time_trace) */ + +/* + * We should warn only once for tuple funs. + */ +static erts_smp_atomic_t warned_for_tuple_funs; + /* * All Beam instructions in numerical order. */ @@ -1015,6 +1021,7 @@ init_emulator(void) #if defined(VXWORKS) init_done = 0; #endif + erts_smp_atomic_init_nob(&warned_for_tuple_funs, (erts_aint_t) 0); process_main(); } @@ -1057,7 +1064,7 @@ void process_main(void) Process* c_p = NULL; int reds_used; #ifdef DEBUG - Eterm pid; + ERTS_DECLARE_DUMMY(Eterm pid); #endif /* @@ -1165,7 +1172,7 @@ void process_main(void) c_p = schedule(c_p, reds_used); ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); #ifdef DEBUG - pid = c_p->id; + pid = c_p->id; /* Save for debugging purpouses */ #endif ERTS_SMP_REQ_PROC_MAIN_LOCK(c_p); PROCESS_MAIN_CHK_LOCKS(c_p); @@ -2540,6 +2547,7 @@ void process_main(void) lb_Cl_error: { if (Arg(0) != 0) { OpCase(jump_f): { + jump_f: SET_I((BeamInstr *) Arg(0)); Goto(*I); } @@ -3113,7 +3121,7 @@ void process_main(void) /* Fall through */ OpCase(error_action_code): { - no_error_handler: + handle_error: reg[0] = r(0); SWAPOUT; I = handle_error(c_p, NULL, reg, NULL); @@ -3274,7 +3282,7 @@ void process_main(void) OpCase(i_func_info_IaaI): { c_p->freason = EXC_FUNCTION_CLAUSE; c_p->current = I + 2; - goto lb_error_action_code; + goto handle_error; } OpCase(try_case_end_s): @@ -4747,7 +4755,12 @@ void process_main(void) OpCase(fclearerror): OpCase(i_fcheckerror): erl_exit(1, "fclearerror/i_fcheckerror without fpe signals (beam_emu)"); +# define ERTS_NO_FPE_CHECK_INIT ERTS_FP_CHECK_INIT +# define ERTS_NO_FPE_ERROR ERTS_FP_ERROR #else +# define ERTS_NO_FPE_CHECK_INIT(p) +# define ERTS_NO_FPE_ERROR(p, a, b) + OpCase(fclearerror): { BeamInstr *next; @@ -4763,10 +4776,6 @@ void process_main(void) ERTS_FP_ERROR(c_p, freg[0].fd, goto fbadarith); NextPF(0, next); } -# undef ERTS_FP_CHECK_INIT -# undef ERTS_FP_ERROR -# define ERTS_FP_CHECK_INIT(p) -# define ERTS_FP_ERROR(p, a, b) #endif @@ -4774,45 +4783,45 @@ void process_main(void) BeamInstr *next; PreFetch(3, next); - ERTS_FP_CHECK_INIT(c_p); + ERTS_NO_FPE_CHECK_INIT(c_p); fb(Arg(2)) = fb(Arg(0)) + fb(Arg(1)); - ERTS_FP_ERROR(c_p, fb(Arg(2)), goto fbadarith); + ERTS_NO_FPE_ERROR(c_p, fb(Arg(2)), goto fbadarith); NextPF(3, next); } OpCase(i_fsub_lll): { BeamInstr *next; PreFetch(3, next); - ERTS_FP_CHECK_INIT(c_p); + ERTS_NO_FPE_CHECK_INIT(c_p); fb(Arg(2)) = fb(Arg(0)) - fb(Arg(1)); - ERTS_FP_ERROR(c_p, fb(Arg(2)), goto fbadarith); + ERTS_NO_FPE_ERROR(c_p, fb(Arg(2)), goto fbadarith); NextPF(3, next); } OpCase(i_fmul_lll): { BeamInstr *next; PreFetch(3, next); - ERTS_FP_CHECK_INIT(c_p); + ERTS_NO_FPE_CHECK_INIT(c_p); fb(Arg(2)) = fb(Arg(0)) * fb(Arg(1)); - ERTS_FP_ERROR(c_p, fb(Arg(2)), goto fbadarith); + ERTS_NO_FPE_ERROR(c_p, fb(Arg(2)), goto fbadarith); NextPF(3, next); } OpCase(i_fdiv_lll): { BeamInstr *next; PreFetch(3, next); - ERTS_FP_CHECK_INIT(c_p); + ERTS_NO_FPE_CHECK_INIT(c_p); fb(Arg(2)) = fb(Arg(0)) / fb(Arg(1)); - ERTS_FP_ERROR(c_p, fb(Arg(2)), goto fbadarith); + ERTS_NO_FPE_ERROR(c_p, fb(Arg(2)), goto fbadarith); NextPF(3, next); } OpCase(i_fnegate_ll): { BeamInstr *next; PreFetch(2, next); - ERTS_FP_CHECK_INIT(c_p); + ERTS_NO_FPE_CHECK_INIT(c_p); fb(Arg(1)) = -fb(Arg(0)); - ERTS_FP_ERROR(c_p, fb(Arg(1)), goto fbadarith); + ERTS_NO_FPE_ERROR(c_p, fb(Arg(1)), goto fbadarith); NextPF(2, next); fbadarith: @@ -4959,7 +4968,7 @@ void process_main(void) if (I) { Goto(*I); } - goto no_error_handler; + goto handle_error; } @@ -6186,6 +6195,26 @@ call_fun(Process* p, /* Current process. */ if (!is_atom(module) || !is_atom(function)) { goto badfun; } + + /* + * If this is the first time a tuple fun is used, + * send a warning to the logger. + */ + if (erts_smp_atomic_xchg_nob(&warned_for_tuple_funs, + (erts_aint_t) 1) == 0) { + erts_dsprintf_buf_t* dsbufp; + + dsbufp = erts_create_logger_dsbuf(); + erts_dsprintf(dsbufp, "Call to tuple fun {%T,%T}.\n\n" + "Tuple funs are deprecated and will be removed " + "in R16. Use \"fun M:F/A\" instead, for example " + "\"fun %T:%T/%d\".\n\n" + "(This warning will only be shown the first time " + "a tuple fun is called.)\n", + module, function, module, function, arity); + erts_send_warning_to_logger(p->group_leader, dsbufp); + } + if ((ep = erts_find_export_entry(module, function, arity)) == NULL) { ep = erts_find_export_entry(erts_proc_get_error_handler(p), am_undefined_function, 3); diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index 3836f1ae96..dd788df6e4 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -206,6 +206,7 @@ typedef struct { Eterm term; /* The tagged term (in the heap). */ Uint heap_size; /* (Exact) size on the heap. */ Uint offset; /* Offset from temporary location to final. */ + ErlOffHeap off_heap; /* Start of linked list of ProcBins. */ Eterm* heap; /* Heap for term. */ } Literal; @@ -245,7 +246,7 @@ typedef struct { * This structure contains all information about the module being loaded. */ -typedef struct { +typedef struct LoaderState { /* * The current logical file within the binary. */ @@ -253,6 +254,7 @@ typedef struct { char* file_name; /* Name of file we are reading (usually chunk name). */ byte* file_p; /* Current pointer within file. */ unsigned file_left; /* Number of bytes left in file. */ + ErlDrvBinary* bin; /* Binary holding BEAM file (or NULL) */ /* * The following are used mainly for diagnostics. @@ -287,7 +289,6 @@ typedef struct { BeamInstr* code; /* Loaded code. */ int ci; /* Current index into loaded code. */ Label* labels; - BeamInstr new_bs_put_strings; /* Linked list of i_new_bs_put_string instructions. */ StringPatch* string_patches; /* Linked list of position into string table to patch. */ BeamInstr catches; /* Linked list of catch_yf instructions. */ unsigned loaded_size; /* Final size of code when loaded. */ @@ -351,11 +352,6 @@ typedef struct { int loc_size; /* Size of location info in bytes (2/4) */ } LoaderState; -typedef struct { - unsigned num_functions; /* Number of functions. */ - Eterm* func_tab[1]; /* Pointers to each function. */ -} LoadedCode; - /* * Layout of the line table. */ @@ -500,14 +496,14 @@ typedef struct { } while (0) -static int bin_load(Process *c_p, ErtsProcLocks c_p_locks, - Eterm group_leader, Eterm* modp, byte* bytes, int unloaded_size); -static void init_state(LoaderState* stp); -static int insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, - Eterm group_leader, Eterm module, - BeamInstr* code, Uint size, BeamInstr catches); +static void free_state(LoaderState* stp); +static Eterm insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, + Eterm group_leader, Eterm module, + BeamInstr* code, Uint size); +static int init_iff_file(LoaderState* stp, byte* code, Uint size); static int scan_iff_file(LoaderState* stp, Uint* chunk_types, Uint num_types, Uint num_mandatory); +static int verify_chunks(LoaderState* stp); static int load_atom_table(LoaderState* stp); static int load_import_table(LoaderState* stp); static int read_export_table(LoaderState* stp); @@ -598,7 +594,7 @@ define_file(LoaderState* stp, char* name, int idx) stp->file_left = stp->chunks[idx].size; } -int +Eterm erts_load_module(Process *c_p, ErtsProcLocks c_p_locks, Eterm group_leader, /* Group leader or NIL if none. */ @@ -607,29 +603,17 @@ erts_load_module(Process *c_p, * On return, contains the actual module name. */ byte* code, /* Points to the code to load */ - int size) /* Size of code to load. */ + Uint size) /* Size of code to load. */ { - ErlDrvBinary* bin; - int result; + LoaderState* stp = erts_alloc_loader_state(); + Eterm retval; - if (size >= 4 && code[0] == 'F' && code[1] == 'O' && - code[2] == 'R' && code[3] == '1') { - /* - * The BEAM module is not compressed. - */ - result = bin_load(c_p, c_p_locks, group_leader, modp, code, size); - } else { - /* - * The BEAM module is compressed (or possibly invalid/corrupted). - */ - if ((bin = (ErlDrvBinary *) erts_gzinflate_buffer((char*)code, size)) == NULL) { - return -1; - } - result = bin_load(c_p, c_p_locks, group_leader, modp, - (byte*)bin->orig_bytes, bin->orig_size); - driver_free_binary(bin); + retval = erts_prepare_loading(stp, c_p, group_leader, modp, + code, size); + if (retval != NIL) { + return retval; } - return result; + return erts_finish_loading(stp, c_p, c_p_locks, modp); } /* #define LOAD_MEMORY_HARD_DEBUG 1*/ @@ -644,31 +628,28 @@ extern void check_allocated_block(Uint type, void *blk); #define CHKBLK(TYPE,BLK) /* nothing */ #endif -static int -bin_load(Process *c_p, ErtsProcLocks c_p_locks, - Eterm group_leader, Eterm* modp, byte* bytes, int unloaded_size) +Eterm +erts_prepare_loading(LoaderState* stp, Process *c_p, Eterm group_leader, + Eterm* modp, byte* code, Uint unloaded_size) { - LoaderState state; - int rval = -1; + Eterm retval = am_badfile; - init_state(&state); - state.module = *modp; - state.group_leader = group_leader; - - /* - * Scan the IFF file. - */ + stp->module = *modp; + stp->group_leader = group_leader; #if defined(LOAD_MEMORY_HARD_DEBUG) && defined(DEBUG) erts_fprintf(stderr,"Loading a module\n"); #endif + /* + * Scan the IFF file. + */ + CHKALLOC(); - CHKBLK(ERTS_ALC_T_CODE,state.code); - state.file_name = "IFF header for Beam file"; - state.file_p = bytes; - state.file_left = unloaded_size; - if (!scan_iff_file(&state, chunk_types, NUM_CHUNK_TYPES, NUM_MANDATORY)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + if (!init_iff_file(stp, code, unloaded_size) || + !scan_iff_file(stp, chunk_types, NUM_CHUNK_TYPES, NUM_MANDATORY) || + !verify_chunks(stp)) { goto load_error; } @@ -676,38 +657,38 @@ bin_load(Process *c_p, ErtsProcLocks c_p_locks, * Read the header for the code chunk. */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - define_file(&state, "code chunk header", CODE_CHUNK); - if (!read_code_header(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + define_file(stp, "code chunk header", CODE_CHUNK); + if (!read_code_header(stp)) { goto load_error; } /* * Initialize code area. */ - state.code_buffer_size = erts_next_heap_size(2048 + state.num_functions, 0); - state.code = (BeamInstr *) erts_alloc(ERTS_ALC_T_CODE, - sizeof(BeamInstr) * state.code_buffer_size); + stp->code_buffer_size = erts_next_heap_size(2048 + stp->num_functions, 0); + stp->code = (BeamInstr *) erts_alloc(ERTS_ALC_T_CODE, + sizeof(BeamInstr) * stp->code_buffer_size); - state.code[MI_NUM_FUNCTIONS] = state.num_functions; - state.ci = MI_FUNCTIONS + state.num_functions + 1; + stp->code[MI_NUM_FUNCTIONS] = stp->num_functions; + stp->ci = MI_FUNCTIONS + stp->num_functions + 1; - state.code[MI_ATTR_PTR] = 0; - state.code[MI_ATTR_SIZE] = 0; - state.code[MI_ATTR_SIZE_ON_HEAP] = 0; - state.code[MI_COMPILE_PTR] = 0; - state.code[MI_COMPILE_SIZE] = 0; - state.code[MI_COMPILE_SIZE_ON_HEAP] = 0; - state.code[MI_NUM_BREAKPOINTS] = 0; + stp->code[MI_ATTR_PTR] = 0; + stp->code[MI_ATTR_SIZE] = 0; + stp->code[MI_ATTR_SIZE_ON_HEAP] = 0; + stp->code[MI_COMPILE_PTR] = 0; + stp->code[MI_COMPILE_SIZE] = 0; + stp->code[MI_COMPILE_SIZE_ON_HEAP] = 0; + stp->code[MI_NUM_BREAKPOINTS] = 0; /* * Read the atom table. */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - define_file(&state, "atom table", ATOM_CHUNK); - if (!load_atom_table(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + define_file(stp, "atom table", ATOM_CHUNK); + if (!load_atom_table(stp)) { goto load_error; } @@ -715,9 +696,9 @@ bin_load(Process *c_p, ErtsProcLocks c_p_locks, * Read the import table. */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - define_file(&state, "import table", IMP_CHUNK); - if (!load_import_table(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + define_file(stp, "import table", IMP_CHUNK); + if (!load_import_table(stp)) { goto load_error; } @@ -725,10 +706,10 @@ bin_load(Process *c_p, ErtsProcLocks c_p_locks, * Read the lambda (fun) table. */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - if (state.chunks[LAMBDA_CHUNK].size > 0) { - define_file(&state, "lambda (fun) table", LAMBDA_CHUNK); - if (!read_lambda_table(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + if (stp->chunks[LAMBDA_CHUNK].size > 0) { + define_file(stp, "lambda (fun) table", LAMBDA_CHUNK); + if (!read_lambda_table(stp)) { goto load_error; } } @@ -737,10 +718,10 @@ bin_load(Process *c_p, ErtsProcLocks c_p_locks, * Read the literal table. */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - if (state.chunks[LITERAL_CHUNK].size > 0) { - define_file(&state, "literals table (constant pool)", LITERAL_CHUNK); - if (!read_literal_table(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + if (stp->chunks[LITERAL_CHUNK].size > 0) { + define_file(stp, "literals table (constant pool)", LITERAL_CHUNK); + if (!read_literal_table(stp)) { goto load_error; } } @@ -749,35 +730,27 @@ bin_load(Process *c_p, ErtsProcLocks c_p_locks, * Read the line table (if present). */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - if (state.chunks[LINE_CHUNK].size > 0) { - define_file(&state, "line table", LINE_CHUNK); - if (!read_line_table(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + if (stp->chunks[LINE_CHUNK].size > 0) { + define_file(stp, "line table", LINE_CHUNK); + if (!read_line_table(stp)) { goto load_error; } } /* - * Since the literal table *may* have contained external - * funs (containing references to export entries), now is - * the time to consolidate the export tables. - */ - - erts_export_consolidate(); - - /* * Load the code chunk. */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - state.file_name = "code chunk"; - state.file_p = state.code_start; - state.file_left = state.code_size; - if (!load_code(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + stp->file_name = "code chunk"; + stp->file_p = stp->code_start; + stp->file_left = stp->code_size; + if (!load_code(stp)) { goto load_error; } - CHKBLK(ERTS_ALC_T_CODE,state.code); - if (!freeze_code(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + if (!freeze_code(stp)) { goto load_error; } @@ -787,9 +760,49 @@ bin_load(Process *c_p, ErtsProcLocks c_p_locks, * loading the code, because it contains labels.) */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - define_file(&state, "export table", EXP_CHUNK); - if (!read_export_table(&state)) { + CHKBLK(ERTS_ALC_T_CODE,stp->code); + define_file(stp, "export table", EXP_CHUNK); + if (!read_export_table(stp)) { + goto load_error; + } + + /* + * Good so far. + */ + + retval = NIL; + + load_error: + if (retval != NIL) { + free_state(stp); + } + return retval; +} + +Eterm +erts_finish_loading(LoaderState* stp, Process* c_p, + ErtsProcLocks c_p_locks, Eterm* modp) +{ + Eterm retval; + + /* + * No other process may run since we will update the export + * table which is not protected by any locks. + */ + + ERTS_SMP_LC_ASSERT(erts_initialized == 0 || + erts_smp_thr_progress_is_blocking()); + + /* + * Make current code for the module old and insert the new code + * as current. This will fail if there already exists old code + * for the module. + */ + + CHKBLK(ERTS_ALC_T_CODE,stp->code); + retval = insert_new_code(c_p, c_p_locks, stp->group_leader, stp->module, + stp->code, stp->loaded_size); + if (retval != NIL) { goto load_error; } @@ -798,104 +811,43 @@ bin_load(Process *c_p, ErtsProcLocks c_p_locks, * exported and imported functions. This can't fail. */ - CHKBLK(ERTS_ALC_T_CODE,state.code); - rval = insert_new_code(c_p, c_p_locks, state.group_leader, state.module, - state.code, state.loaded_size, state.catches); - if (rval < 0) { - goto load_error; - } - CHKBLK(ERTS_ALC_T_CODE,state.code); - final_touch(&state); + erts_export_consolidate(); + CHKBLK(ERTS_ALC_T_CODE,stp->code); + final_touch(stp); /* * Loading succeded. */ - CHKBLK(ERTS_ALC_T_CODE,state.code); + CHKBLK(ERTS_ALC_T_CODE,stp->code); #if defined(LOAD_MEMORY_HARD_DEBUG) && defined(DEBUG) erts_fprintf(stderr,"Loaded %T\n",*modp); #if 0 - debug_dump_code(state.code,state.ci); + debug_dump_code(stp->code,stp->ci); #endif #endif - rval = 0; - state.code = NULL; /* Prevent code from being freed. */ - *modp = state.module; + stp->code = NULL; /* Prevent code from being freed. */ + *modp = stp->module; /* * If there is an on_load function, signal an error to * indicate that the on_load function must be run. */ - if (state.on_load) { - rval = -5; + if (stp->on_load) { + retval = am_on_load; } load_error: - if (state.code != 0) { - erts_free(ERTS_ALC_T_CODE, state.code); - } - if (state.labels != NULL) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.labels); - } - if (state.atom != NULL) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.atom); - } - if (state.import != NULL) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.import); - } - if (state.export != NULL) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.export); - } - if (state.lambdas != state.def_lambdas) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.lambdas); - } - if (state.literals != NULL) { - int i; - for (i = 0; i < state.num_literals; i++) { - if (state.literals[i].heap != NULL) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.literals[i].heap); - } - } - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.literals); - } - while (state.literal_patches != NULL) { - LiteralPatch* next = state.literal_patches->next; - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.literal_patches); - state.literal_patches = next; - } - while (state.string_patches != NULL) { - StringPatch* next = state.string_patches->next; - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.string_patches); - state.string_patches = next; - } - while (state.genop_blocks) { - GenOpBlock* next = state.genop_blocks->next; - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.genop_blocks); - state.genop_blocks = next; - } - - if (state.line_item != 0) { - erts_free(ERTS_ALC_T_LOADER_TMP, state.line_item); - } - - if (state.line_instr != 0) { - erts_free(ERTS_ALC_T_LOADER_TMP, state.line_instr); - } - - if (state.func_line != 0) { - erts_free(ERTS_ALC_T_LOADER_TMP, state.func_line); - } - - if (state.fname != 0) { - erts_free(ERTS_ALC_T_LOADER_TMP, state.fname); - } - - return rval; + free_state(stp); + return retval; } - -static void -init_state(LoaderState* stp) +LoaderState* +erts_alloc_loader_state(void) { + LoaderState* stp; + + stp = erts_alloc(ERTS_ALC_T_LOADER_TMP, sizeof(LoaderState)); + stp->bin = NULL; stp->function = THE_NON_VALUE; /* Function not known yet */ stp->arity = 0; stp->specific_op = -1; @@ -923,23 +875,94 @@ init_state(LoaderState* stp) stp->line_instr = 0; stp->func_line = 0; stp->fname = 0; + return stp; } -static int +static void +free_state(LoaderState* stp) +{ + if (stp->bin != 0) { + driver_free_binary(stp->bin); + } + if (stp->code != 0) { + erts_free(ERTS_ALC_T_CODE, stp->code); + } + if (stp->labels != NULL) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->labels); + } + if (stp->atom != NULL) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->atom); + } + if (stp->import != NULL) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->import); + } + if (stp->export != NULL) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->export); + } + if (stp->lambdas != stp->def_lambdas) { + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->lambdas); + } + if (stp->literals != NULL) { + int i; + for (i = 0; i < stp->num_literals; i++) { + if (stp->literals[i].heap != NULL) { + erts_free(ERTS_ALC_T_LOADER_TMP, + (void *) stp->literals[i].heap); + } + } + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->literals); + } + while (stp->literal_patches != NULL) { + LiteralPatch* next = stp->literal_patches->next; + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->literal_patches); + stp->literal_patches = next; + } + while (stp->string_patches != NULL) { + StringPatch* next = stp->string_patches->next; + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->string_patches); + stp->string_patches = next; + } + while (stp->genop_blocks) { + GenOpBlock* next = stp->genop_blocks->next; + erts_free(ERTS_ALC_T_LOADER_TMP, (void *) stp->genop_blocks); + stp->genop_blocks = next; + } + + if (stp->line_item != 0) { + erts_free(ERTS_ALC_T_LOADER_TMP, stp->line_item); + } + + if (stp->line_instr != 0) { + erts_free(ERTS_ALC_T_LOADER_TMP, stp->line_instr); + } + + if (stp->func_line != 0) { + erts_free(ERTS_ALC_T_LOADER_TMP, stp->func_line); + } + + if (stp->fname != 0) { + erts_free(ERTS_ALC_T_LOADER_TMP, stp->fname); + } + + erts_free(ERTS_ALC_T_LOADER_TMP, stp); +} + +static Eterm insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, - Eterm group_leader, Eterm module, BeamInstr* code, Uint size, BeamInstr catches) + Eterm group_leader, Eterm module, BeamInstr* code, + Uint size) { Module* modp; - int rval; + Eterm retval; int i; - if ((rval = beam_make_current_old(c_p, c_p_locks, module)) < 0) { + if ((retval = beam_make_current_old(c_p, c_p_locks, module)) != NIL) { erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf(); erts_dsprintf(dsbufp, "Module %T must be purged before loading\n", module); erts_send_error_to_logger(group_leader, dsbufp); - return rval; + return retval; } /* @@ -950,7 +973,7 @@ insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, modp = erts_put_module(module); modp->code = code; modp->code_length = size; - modp->catches = catches; + modp->catches = BEAM_CATCHES_NIL; /* Will be filled in later. */ /* * Update address table (used for finding a function from a PC value). @@ -972,27 +995,51 @@ insert_new_code(Process *c_p, ErtsProcLocks c_p_locks, modules[i].end = (BeamInstr *) (((byte *)code) + size); num_loaded_modules++; mid_module = &modules[num_loaded_modules/2]; - return 0; + return NIL; } static int -scan_iff_file(LoaderState* stp, Uint* chunk_types, Uint num_types, Uint num_mandatory) +init_iff_file(LoaderState* stp, byte* code, Uint size) { - MD5_CTX context; + Uint form_id = MakeIffId('F', 'O', 'R', '1'); Uint id; Uint count; - int i; + + if (size < 4) { + goto load_error; + } /* - * The binary must start with an IFF 'FOR1' chunk. + * Check if the module is compressed (or possibly invalid/corrupted). */ + if (MakeIffId(code[0], code[1], code[2], code[3]) != form_id) { + stp->bin = (ErlDrvBinary *) erts_gzinflate_buffer((char*)code, size); + if (stp->bin == NULL) { + goto load_error; + } + code = (byte*)stp->bin->orig_bytes; + size = stp->bin->orig_size; + if (size < 4) { + goto load_error; + } + } - GetInt(stp, 4, id); - if (id != MakeIffId('F', 'O', 'R', '1')) { + /* + * The binary must start with an IFF 'FOR1' chunk. + */ + if (MakeIffId(code[0], code[1], code[2], code[3]) != form_id) { LoadError0(stp, "not a BEAM file: no IFF 'FOR1' chunk"); } /* + * Initialize our "virtual file system". + */ + + stp->file_name = "IFF header for Beam file"; + stp->file_p = code + 4; + stp->file_left = size - 4; + + /* * Retrieve the chunk size and verify it. If the size is equal to * or less than the size of the binary, it is ok and we will use it * as the limit for the logical file size. @@ -1013,6 +1060,21 @@ scan_iff_file(LoaderState* stp, Uint* chunk_types, Uint num_types, Uint num_mand if (id != MakeIffId('B', 'E', 'A', 'M')) { LoadError0(stp, "not a BEAM file: IFF form type is not 'BEAM'"); } + return 1; + + load_error: + return 0; +} + +/* + * Scan the IFF file. The header should have been verified by init_iff_file(). + */ +static int +scan_iff_file(LoaderState* stp, Uint* chunk_types, Uint num_types, Uint num_mandatory) +{ + Uint count; + Uint id; + int i; /* * Initialize the chunks[] array in the state. @@ -1069,17 +1131,25 @@ scan_iff_file(LoaderState* stp, Uint* chunk_types, Uint num_types, Uint num_mand stp->file_p += count; stp->file_left -= count; } + return 1; - /* - * At this point, we have read the entire IFF file, and we - * know that it is syntactically correct. - * - * Now check that it contains all mandatory chunks. At the - * same time calculate the MD5 for the module. - */ + load_error: + return 0; +} + +/* + * Verify that all mandatory chunks are present and calculate + * MD5 for the module. + */ + +static int +verify_chunks(LoaderState* stp) +{ + int i; + MD5_CTX context; MD5Init(&context); - for (i = 0; i < num_mandatory; i++) { + for (i = 0; i < NUM_MANDATORY; i++) { if (stp->chunks[i].start != NULL) { MD5Update(&context, stp->chunks[i].start, stp->chunks[i].size); } else { @@ -1089,41 +1159,49 @@ scan_iff_file(LoaderState* stp, Uint* chunk_types, Uint num_types, Uint num_mand LoadError1(stp, "mandatory chunk of type '%s' not found\n", sbuf); } } - if (LITERAL_CHUNK < num_types) { - if (stp->chunks[LAMBDA_CHUNK].start != 0) { - byte* start = stp->chunks[LAMBDA_CHUNK].start; - Uint left = stp->chunks[LAMBDA_CHUNK].size; - /* - * The idea here is to ignore the OldUniq field for the fun; it is - * based on the old broken hash function, which can be different - * on little endian and big endian machines. - */ - if (left >= 4) { - static byte zero[4]; - MD5Update(&context, start, 4); - start += 4; - left -= 4; + /* + * If there is a lambda chunk, include parts of it in the MD5. + */ + if (stp->chunks[LAMBDA_CHUNK].start != 0) { + byte* start = stp->chunks[LAMBDA_CHUNK].start; + Uint left = stp->chunks[LAMBDA_CHUNK].size; + + /* + * The idea here is to ignore the OldUniq field for the fun; it is + * based on the old broken hash function, which can be different + * on little endian and big endian machines. + */ + if (left >= 4) { + static byte zero[4]; + MD5Update(&context, start, 4); + start += 4; + left -= 4; - while (left >= 24) { - /* Include: Function Arity Index NumFree */ - MD5Update(&context, start, 20); - /* Set to zero: OldUniq */ - MD5Update(&context, zero, 4); - start += 24; - left -= 24; - } - } - /* Can't happen for a correct 'FunT' chunk */ - if (left > 0) { - MD5Update(&context, start, left); + while (left >= 24) { + /* Include: Function Arity Index NumFree */ + MD5Update(&context, start, 20); + /* Set to zero: OldUniq */ + MD5Update(&context, zero, 4); + start += 24; + left -= 24; } } - if (stp->chunks[LITERAL_CHUNK].start != 0) { - MD5Update(&context, stp->chunks[LITERAL_CHUNK].start, - stp->chunks[LITERAL_CHUNK].size); + /* Can't happen for a correct 'FunT' chunk */ + if (left > 0) { + MD5Update(&context, start, left); } } + + + /* + * If there is a literal chunk, include it in the MD5. + */ + if (stp->chunks[LITERAL_CHUNK].start != 0) { + MD5Update(&context, stp->chunks[LITERAL_CHUNK].start, + stp->chunks[LITERAL_CHUNK].size); + } + MD5Final(stp->mod_md5, &context); return 1; @@ -1356,7 +1434,7 @@ static int read_literal_table(LoaderState* stp) { int i; - BeamInstr uncompressed_sz; + uLongf uncompressed_sz; byte* uncompressed = 0; GetInt(stp, 4, uncompressed_sz); @@ -1366,7 +1444,7 @@ read_literal_table(LoaderState* stp) LoadError0(stp, "failed to uncompress literal table (constant pool)"); } stp->file_p = uncompressed; - stp->file_left = uncompressed_sz; + stp->file_left = (unsigned) uncompressed_sz; GetInt(stp, 4, stp->num_literals); stp->literals = (Literal *) erts_alloc(ERTS_ALC_T_LOADER_TMP, stp->num_literals * sizeof(Literal)); @@ -1385,12 +1463,14 @@ read_literal_table(LoaderState* stp) GetInt(stp, 4, sz); /* Size of external term format. */ GetString(stp, p, sz); - if ((heap_size = erts_decode_ext_size(p, sz, 1)) < 0) { + if ((heap_size = erts_decode_ext_size(p, sz)) < 0) { LoadError1(stp, "literal %d: bad external format", i); } hp = stp->literals[i].heap = erts_alloc(ERTS_ALC_T_LOADER_TMP, heap_size*sizeof(Eterm)); - val = erts_decode_ext(&hp, NULL, &p); + stp->literals[i].off_heap.first = 0; + stp->literals[i].off_heap.overhead = 0; + val = erts_decode_ext(&hp, &stp->literals[i].off_heap, &p); stp->literals[i].heap_size = hp - stp->literals[i].heap; if (stp->literals[i].heap_size > heap_size) { erl_exit(1, "overrun by %d word(s) for literal heap, term %d", @@ -1416,7 +1496,7 @@ static int read_line_table(LoaderState* stp) { unsigned version; - unsigned flags; + ERTS_DECLARE_DUMMY(unsigned flags); int num_line_items; BeamInstr* lp; int i; @@ -1607,7 +1687,6 @@ read_code_header(LoaderState* stp) #endif } - stp->new_bs_put_strings = 0; stp->catches = 0; return 1; @@ -2319,32 +2398,6 @@ load_code(LoaderState* stp) stp->on_load = ci; break; case op_bs_put_string_II: - { - /* - * At entry: - * - * code[ci-3] &&lb_i_new_bs_put_string_II - * code[ci-2] length of string - * code[ci-1] offset into string table - * - * Since we don't know the address of the string table yet, - * just check the offset and length for validity, and use - * the instruction field as a link field to link all put_string - * instructions into a single linked list. At exit: - * - * code[ci-3] pointer to next i_new_bs_put_string instruction (or 0 - * if this is the last) - */ - Uint offset = code[ci-1]; - Uint len = code[ci-2]; - unsigned strtab_size = stp->chunks[STR_CHUNK].size; - if (offset > strtab_size || offset + len > strtab_size) { - LoadError2(stp, "invalid string reference %d, size %d", offset, len); - } - code[ci-3] = stp->new_bs_put_strings; - stp->new_bs_put_strings = ci - 3; - } - break; case op_i_bs_match_string_rfII: case op_i_bs_match_string_xfII: new_string_patch(stp, ci-1); @@ -3447,7 +3500,6 @@ gen_jump_tab(LoaderState* stp, GenOpArg S, GenOpArg Fail, GenOpArg Size, GenOpAr } size = max - min + 1; - /* * Allocate structure and fill in the fixed fields. */ @@ -3479,7 +3531,7 @@ gen_jump_tab(LoaderState* stp, GenOpArg S, GenOpArg Fail, GenOpArg Size, GenOpAr op->a[i] = Fail; } for (i = 0; i < Size.val; i += 2) { - int index; + Sint index; index = fixed_args+Rest[i].val-min; ASSERT(fixed_args <= index && index < arity); op->a[index] = Rest[i+1]; @@ -3881,14 +3933,12 @@ freeze_code(LoaderState* stp) { BeamInstr* code = stp->code; Uint *literal_end = NULL; - Uint index; int i; byte* str_table; unsigned strtab_size = stp->chunks[STR_CHUNK].size; unsigned attr_size = stp->chunks[ATTR_CHUNK].size; unsigned compile_size = stp->chunks[COMPILE_CHUNK].size; Uint size; - unsigned catches; Sint decoded_size; Uint line_size; @@ -3950,6 +4000,8 @@ freeze_code(LoaderState* stp) Uint* low; Uint* high; LiteralPatch* lp; + struct erl_off_heap_header* off_heap = 0; + struct erl_off_heap_header** off_heap_last = &off_heap; low = (Uint *) (code+stp->ci); high = low + stp->total_literal_size; @@ -3958,6 +4010,7 @@ freeze_code(LoaderState* stp) ptr = low; for (i = 0; i < stp->num_literals; i++) { Uint offset; + struct erl_off_heap_header* t_off_heap; sys_memcpy(ptr, stp->literals[i].heap, stp->literals[i].heap_size*sizeof(Eterm)); @@ -3972,9 +4025,19 @@ freeze_code(LoaderState* stp) *ptr++ = offset_ptr(val, offset); break; case TAG_PRIMARY_HEADER: - ptr++; - if (header_is_thing(val)) { - ptr += thing_arityval(val); + if (header_is_transparent(val)) { + ptr++; + } else { + if (thing_subtag(val) == REFC_BINARY_SUBTAG) { + struct erl_off_heap_header* oh; + + oh = (struct erl_off_heap_header*) ptr; + if (oh->next) { + Eterm** uptr = (Eterm **) (void *) &oh->next; + *uptr += offset; + } + } + ptr += 1 + thing_arityval(val); } break; default: @@ -3983,7 +4046,23 @@ freeze_code(LoaderState* stp) } } ASSERT(ptr == high); + + /* + * Re-link the off_heap list for this term onto the + * off_heap list for the entire module. + */ + t_off_heap = stp->literals[i].off_heap.first; + if (t_off_heap) { + t_off_heap = (struct erl_off_heap_header *) + offset_ptr((UWord) t_off_heap, offset); + while (t_off_heap) { + *off_heap_last = t_off_heap; + off_heap_last = &t_off_heap->next; + t_off_heap = t_off_heap->next; + } + } } + code[MI_LITERALS_OFF_HEAP] = (BeamInstr) off_heap; lp = stp->literal_patches; while (lp != 0) { BeamInstr* op_ptr; @@ -4066,7 +4145,7 @@ freeze_code(LoaderState* stp) sys_memcpy(attr, stp->chunks[ATTR_CHUNK].start, stp->chunks[ATTR_CHUNK].size); code[MI_ATTR_PTR] = (BeamInstr) attr; code[MI_ATTR_SIZE] = (BeamInstr) stp->chunks[ATTR_CHUNK].size; - decoded_size = erts_decode_ext_size(attr, attr_size, 0); + decoded_size = erts_decode_ext_size(attr, attr_size); if (decoded_size < 0) { LoadError0(stp, "bad external term representation of module attributes"); } @@ -4084,7 +4163,7 @@ freeze_code(LoaderState* stp) CHKBLK(ERTS_ALC_T_CODE,code); code[MI_COMPILE_SIZE] = (BeamInstr) stp->chunks[COMPILE_CHUNK].size; CHKBLK(ERTS_ALC_T_CODE,code); - decoded_size = erts_decode_ext_size(compile_info, compile_size, 0); + decoded_size = erts_decode_ext_size(compile_info, compile_size); CHKBLK(ERTS_ALC_T_CODE,code); if (decoded_size < 0) { LoadError0(stp, "bad external term representation of compilation information"); @@ -4101,20 +4180,8 @@ freeze_code(LoaderState* stp) ((byte *) code) + size); /* - * Go through all i_new_bs_put_strings instructions, restore the pointer to - * the instruction and convert string offsets to pointers (to the - * FIRST character). + * Patch all instructions that refer to the string table. */ - - index = stp->new_bs_put_strings; - while (index != 0) { - Uint next = code[index]; - code[index] = BeamOpCode(op_bs_put_string_II); - code[index+2] = (BeamInstr) (str_table + code[index+2]); - index = next; - } - CHKBLK(ERTS_ALC_T_CODE,code); - { StringPatch* sp = stp->string_patches; @@ -4155,21 +4222,6 @@ freeze_code(LoaderState* stp) CHKBLK(ERTS_ALC_T_CODE,code); /* - * Fix all catch_yf instructions. - */ - index = stp->catches; - catches = BEAM_CATCHES_NIL; - while (index != 0) { - BeamInstr next = code[index]; - code[index] = BeamOpCode(op_catch_yf); - catches = beam_catches_cons((BeamInstr *)code[index+2], catches); - code[index+2] = make_catch(catches); - index = next; - } - stp->catches = catches; - CHKBLK(ERTS_ALC_T_CODE,code); - - /* * Save the updated code pointer and code size. */ @@ -4194,6 +4246,26 @@ final_touch(LoaderState* stp) { int i; int on_load = stp->on_load; + unsigned catches; + Uint index; + BeamInstr* code = stp->code; + Module* modp; + + /* + * Allocate catch indices and fix up all catch_yf instructions. + */ + + index = stp->catches; + catches = BEAM_CATCHES_NIL; + while (index != 0) { + BeamInstr next = code[index]; + code[index] = BeamOpCode(op_catch_yf); + catches = beam_catches_cons((BeamInstr *)code[index+2], catches); + code[index+2] = make_catch(catches); + index = next; + } + modp = erts_put_module(stp->module); + modp->catches = catches; /* * Export functions. @@ -4910,6 +4982,8 @@ new_literal(LoaderState* stp, Eterm** hpp, Uint heap_size) lit->heap_size = heap_size; lit->heap = erts_alloc(ERTS_ALC_T_LOADER_TMP, heap_size*sizeof(Eterm)); lit->term = make_boxed(lit->heap); + lit->off_heap.first = 0; + lit->off_heap.overhead = 0; *hpp = lit->heap; return stp->num_literals++; } @@ -5375,7 +5449,7 @@ code_get_chunk_2(BIF_ALIST_2) Process* p = BIF_P; Eterm Bin = BIF_ARG_1; Eterm Chunk = BIF_ARG_2; - LoaderState state; + LoaderState* stp; Uint chunk = 0; ErlSubBin* sb; Uint offset; @@ -5387,15 +5461,16 @@ code_get_chunk_2(BIF_ALIST_2) Eterm real_bin; byte* temp_alloc = NULL; + stp = erts_alloc_loader_state(); if ((start = erts_get_aligned_binary_bytes(Bin, &temp_alloc)) == NULL) { error: erts_free_aligned_binary_bytes(temp_alloc); + if (stp) { + free_state(stp); + } BIF_ERROR(p, BADARG); } - state.module = THE_NON_VALUE; /* Suppress diagnostiscs */ - state.file_name = "IFF header for Beam file"; - state.file_p = start; - state.file_left = binary_size(Bin); + stp->module = THE_NON_VALUE; /* Suppress diagnostics */ for (i = 0; i < 4; i++) { Eterm* chunkp; Eterm num; @@ -5413,25 +5488,30 @@ code_get_chunk_2(BIF_ALIST_2) if (is_not_nil(Chunk)) { goto error; } - if (!scan_iff_file(&state, &chunk, 1, 1)) { - erts_free_aligned_binary_bytes(temp_alloc); - return am_undefined; + if (!init_iff_file(stp, start, binary_size(Bin)) || + !scan_iff_file(stp, &chunk, 1, 1) || + stp->chunks[0].start == NULL) { + res = am_undefined; + goto done; } ERTS_GET_REAL_BIN(Bin, real_bin, offset, bitoffs, bitsize); if (bitoffs) { - res = new_binary(p, state.chunks[0].start, state.chunks[0].size); + res = new_binary(p, stp->chunks[0].start, stp->chunks[0].size); } else { sb = (ErlSubBin *) HAlloc(p, ERL_SUB_BIN_SIZE); sb->thing_word = HEADER_SUB_BIN; sb->orig = real_bin; - sb->size = state.chunks[0].size; + sb->size = stp->chunks[0].size; sb->bitsize = 0; sb->bitoffs = 0; - sb->offs = offset + (state.chunks[0].start - start); + sb->offs = offset + (stp->chunks[0].start - start); sb->is_writable = 0; res = make_binary(sb); } + + done: erts_free_aligned_binary_bytes(temp_alloc); + free_state(stp); return res; } @@ -5444,21 +5524,29 @@ code_module_md5_1(BIF_ALIST_1) { Process* p = BIF_P; Eterm Bin = BIF_ARG_1; - LoaderState state; + LoaderState* stp; + byte* bytes; byte* temp_alloc = NULL; + Eterm res; - if ((state.file_p = erts_get_aligned_binary_bytes(Bin, &temp_alloc)) == NULL) { + stp = erts_alloc_loader_state(); + if ((bytes = erts_get_aligned_binary_bytes(Bin, &temp_alloc)) == NULL) { + free_state(stp); BIF_ERROR(p, BADARG); } - state.module = THE_NON_VALUE; /* Suppress diagnostiscs */ - state.file_name = "IFF header for Beam file"; - state.file_left = binary_size(Bin); - - if (!scan_iff_file(&state, chunk_types, NUM_CHUNK_TYPES, NUM_MANDATORY)) { - return am_undefined; + stp->module = THE_NON_VALUE; /* Suppress diagnostiscs */ + if (!init_iff_file(stp, bytes, binary_size(Bin)) || + !scan_iff_file(stp, chunk_types, NUM_CHUNK_TYPES, NUM_MANDATORY) || + !verify_chunks(stp)) { + res = am_undefined; + goto done; } + res = new_binary(p, stp->mod_md5, sizeof(stp->mod_md5)); + + done: erts_free_aligned_binary_bytes(temp_alloc); - return new_binary(p, state.mod_md5, sizeof(state.mod_md5)); + free_state(stp); + return res; } #define WORDS_PER_FUNCTION 6 @@ -5493,7 +5581,7 @@ stub_copy_info(LoaderState* stp, if (size != 0) { memcpy(info, stp->chunks[chunk].start, size); *ptr_word = (BeamInstr) info; - decoded_size = erts_decode_ext_size(info, size, 0); + decoded_size = erts_decode_ext_size(info, size); if (decoded_size < 0) { return 0; } @@ -5731,7 +5819,7 @@ patch_funentries(Eterm Patchlist) Eterm erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) { - LoaderState state; + LoaderState* stp; BeamInstr Funcs; BeamInstr Patchlist; Eterm* tp; @@ -5744,16 +5832,15 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) int code_size; int rval; int i; - ErlDrvBinary* bin = NULL; byte* temp_alloc = NULL; byte* bytes; Uint size; /* - * Must initialize state.lambdas here because the error handling code + * Must initialize stp->lambdas here because the error handling code * at label 'error' uses it. */ - init_state(&state); + stp = erts_alloc_loader_state(); if (is_not_atom(Mod)) { goto error; @@ -5777,47 +5864,35 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) size = binary_size(Beam); /* - * Uncompressed if needed. - */ - if (!(size >= 4 && bytes[0] == 'F' && bytes[1] == 'O' && - bytes[2] == 'R' && bytes[3] == '1')) { - bin = (ErlDrvBinary *) erts_gzinflate_buffer((char*)bytes, size); - if (bin == NULL) { - goto error; - } - bytes = (byte*)bin->orig_bytes; - size = bin->orig_size; - } - - /* * Scan the Beam binary and read the interesting sections. */ - state.file_name = "IFF header for Beam file"; - state.file_p = bytes; - state.file_left = size; - state.module = Mod; - state.group_leader = p->group_leader; - state.num_functions = n; - if (!scan_iff_file(&state, chunk_types, NUM_CHUNK_TYPES, NUM_MANDATORY)) { + stp->module = Mod; + stp->group_leader = p->group_leader; + stp->num_functions = n; + if (!init_iff_file(stp, bytes, size)) { + goto error; + } + if (!scan_iff_file(stp, chunk_types, NUM_CHUNK_TYPES, NUM_MANDATORY) || + !verify_chunks(stp)) { goto error; } - define_file(&state, "code chunk header", CODE_CHUNK); - if (!read_code_header(&state)) { + define_file(stp, "code chunk header", CODE_CHUNK); + if (!read_code_header(stp)) { goto error; } - define_file(&state, "atom table", ATOM_CHUNK); - if (!load_atom_table(&state)) { + define_file(stp, "atom table", ATOM_CHUNK); + if (!load_atom_table(stp)) { goto error; } - define_file(&state, "export table", EXP_CHUNK); - if (!stub_read_export_table(&state)) { + define_file(stp, "export table", EXP_CHUNK); + if (!stub_read_export_table(stp)) { goto error; } - if (state.chunks[LAMBDA_CHUNK].size > 0) { - define_file(&state, "lambda (fun) table", LAMBDA_CHUNK); - if (!read_lambda_table(&state)) { + if (stp->chunks[LAMBDA_CHUNK].size > 0) { + define_file(stp, "lambda (fun) table", LAMBDA_CHUNK); + if (!read_lambda_table(stp)) { goto error; } } @@ -5827,8 +5902,8 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) */ code_size = ((WORDS_PER_FUNCTION+1)*n + MI_FUNCTIONS + 2) * sizeof(BeamInstr); - code_size += state.chunks[ATTR_CHUNK].size; - code_size += state.chunks[COMPILE_CHUNK].size; + code_size += stp->chunks[ATTR_CHUNK].size; + code_size += stp->chunks[COMPILE_CHUNK].size; code = erts_alloc_fnf(ERTS_ALC_T_CODE, code_size); if (!code) { goto error; @@ -5846,6 +5921,9 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) code[MI_COMPILE_SIZE] = 0; code[MI_COMPILE_SIZE_ON_HEAP] = 0; code[MI_NUM_BREAKPOINTS] = 0; + code[MI_LITERALS_START] = 0; + code[MI_LITERALS_END] = 0; + code[MI_LITERALS_OFF_HEAP] = 0; code[MI_ON_LOAD_FUNCTION_PTR] = 0; ci = MI_FUNCTIONS + n + 1; @@ -5918,12 +5996,12 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) */ info = (byte *) fp; - info = stub_copy_info(&state, ATTR_CHUNK, info, + info = stub_copy_info(stp, ATTR_CHUNK, info, code+MI_ATTR_PTR, code+MI_ATTR_SIZE_ON_HEAP); if (info == NULL) { goto error; } - info = stub_copy_info(&state, COMPILE_CHUNK, info, + info = stub_copy_info(stp, COMPILE_CHUNK, info, code+MI_COMPILE_PTR, code+MI_COMPILE_SIZE_ON_HEAP); if (info == NULL) { goto error; @@ -5933,9 +6011,8 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) * Insert the module in the module table. */ - rval = insert_new_code(p, 0, p->group_leader, Mod, code, code_size, - BEAM_CATCHES_NIL); - if (rval < 0) { + rval = insert_new_code(p, 0, p->group_leader, Mod, code, code_size); + if (rval != NIL) { goto error; } @@ -5945,46 +6022,19 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) fp = code + ci; for (i = 0; i < n; i++) { - stub_final_touch(&state, fp); + stub_final_touch(stp, fp); fp += WORDS_PER_FUNCTION; } if (patch_funentries(Patchlist)) { erts_free_aligned_binary_bytes(temp_alloc); - if (state.lambdas != state.def_lambdas) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.lambdas); - } - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.labels); - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.atom); - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.export); - if (bin != NULL) { - driver_free_binary(bin); - } + free_state(stp); return Mod; } error: erts_free_aligned_binary_bytes(temp_alloc); - if (code != NULL) { - erts_free(ERTS_ALC_T_CODE, code); - } - if (state.labels != NULL) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.labels); - } - if (state.lambdas != state.def_lambdas) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.lambdas); - } - if (state.atom != NULL) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.atom); - } - if (state.export != NULL) { - erts_free(ERTS_ALC_T_LOADER_TMP, (void *) state.export); - } - if (bin != NULL) { - driver_free_binary(bin); - } - - + free_state(stp); BIF_ERROR(p, BADARG); } diff --git a/erts/emulator/beam/beam_load.h b/erts/emulator/beam/beam_load.h index 9d4a60fed1..4e22ee4d79 100644 --- a/erts/emulator/beam/beam_load.h +++ b/erts/emulator/beam/beam_load.h @@ -23,7 +23,9 @@ #include "beam_opcodes.h" #include "erl_process.h" -int beam_make_current_old(Process *c_p, ErtsProcLocks c_p_locks, Eterm module); +Eterm beam_make_current_old(Process *c_p, ErtsProcLocks c_p_locks, + Eterm module); + typedef struct gen_op_entry { char* name; @@ -101,16 +103,18 @@ extern Uint erts_total_code_size; */ #define MI_LITERALS_START 8 #define MI_LITERALS_END 9 +#define MI_LITERALS_OFF_HEAP 10 + /* * Pointer to the on_load function (or NULL if none). */ -#define MI_ON_LOAD_FUNCTION_PTR 10 +#define MI_ON_LOAD_FUNCTION_PTR 11 /* * Pointer to the line table (or NULL if none). */ -#define MI_LINE_TABLE 11 +#define MI_LINE_TABLE 12 /* * Start of function pointer table. This table contains pointers to @@ -121,5 +125,5 @@ extern Uint erts_total_code_size; * this table. */ -#define MI_FUNCTIONS 12 +#define MI_FUNCTIONS 13 #endif /* _BEAM_LOAD_H */ diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index 8ab363a1ec..26f1b4facb 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -870,8 +870,6 @@ BIF_RETTYPE spawn_opt_1(BIF_ALIST_1) } } else if (arg == am_scheduler && is_small(val)) { Sint scheduler = signed_val(val); - if (erts_common_run_queue && erts_no_schedulers > 1) - goto error; if (scheduler < 0 || erts_no_schedulers < scheduler) goto error; so.scheduler = (int) scheduler; @@ -1535,8 +1533,6 @@ BIF_RETTYPE process_flag_2(BIF_ALIST_2) ErtsRunQueue *old; ErtsRunQueue *new; Sint sched; - if (erts_common_run_queue && erts_no_schedulers > 1) - goto error; if (!is_small(BIF_ARG_2)) goto error; sched = signed_val(BIF_ARG_2); @@ -4128,8 +4124,20 @@ BIF_RETTYPE system_flag_2(BIF_ALIST_2) if (is_value(res)) BIF_RET(res); } else if (ERTS_IS_ATOM_STR("cpu_topology", BIF_ARG_1)) { + erts_send_warning_to_logger_str( + BIF_P->group_leader, + "A call to erlang:system_flag(cpu_topology, _) was made.\n" + "The cpu_topology argument is deprecated and scheduled\n" + "for removal in erts-5.10/OTP-R16. For more information\n" + "see the erlang:system_flag/2 documentation.\n"); BIF_TRAP1(set_cpu_topology_trap, BIF_P, BIF_ARG_2); } else if (ERTS_IS_ATOM_STR("scheduler_bind_type", BIF_ARG_1)) { + erts_send_warning_to_logger_str( + BIF_P->group_leader, + "A call to erlang:system_flag(scheduler_bind_type, _) was\n" + "made. The scheduler_bind_type argument is deprecated and\n" + "scheduled for removal in erts-5.10/OTP-R16. For more\n" + "information see the erlang:system_flag/2 documentation.\n"); return erts_bind_schedulers(BIF_P, BIF_ARG_2); } error: diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c index b90ea6b478..976f05c990 100644 --- a/erts/emulator/beam/big.c +++ b/erts/emulator/beam/big.c @@ -310,12 +310,12 @@ #define DREM(a1,a0,b,r) do { \ ErtsDigit __a1 = (a1); \ ErtsDigit __b = (b); \ - ErtsDigit __q0; \ + ERTS_DECLARE_DUMMY(ErtsDigit __q0); \ DDIVREM((__a1 % __b), (a0), __b, __q0, r); \ } while(0) #define DDIV(a1,a0,b,q) do { \ - ErtsDigit _tmp; \ + ERTS_DECLARE_DUMMY(ErtsDigit _tmp); \ DDIVREM(a1,a0,b,q,_tmp); \ } while(0) @@ -413,8 +413,8 @@ } while(0) #define DDIV2(a1,a0,b1,b0,q) do { \ - ErtsDigit _tmp_r1; \ - ErtsDigit _tmp_r0; \ + ERTS_DECLARE_DUMMY(ErtsDigit _tmp_r1); \ + ERTS_DECLARE_DUMMY(ErtsDigit _tmp_r0); \ D2DIVREM(a1,a0,b1,b0,q,_tmp_r1,_tmp_r0); \ } while(0) @@ -810,7 +810,9 @@ static dsize_t D_div(ErtsDigit* x, dsize_t xl, ErtsDigit d, ErtsDigit* q, ErtsDi } do { - ErtsDigit q0, a0, b1, b0, b; + ErtsDigit q0, a0, b0; + ERTS_DECLARE_DUMMY(ErtsDigit b); + ERTS_DECLARE_DUMMY(ErtsDigit b1); if (d > a1) { a0 = *xp; @@ -1323,7 +1325,7 @@ static dsize_t I_lshift(ErtsDigit* x, dsize_t xl, Sint y, return 1; } else { - long ay = (y < 0) ? -y : y; + SWord ay = (y < 0) ? -y : y; int bw = ay / D_EXP; int sw = ay % D_EXP; dsize_t rl; @@ -1448,6 +1450,20 @@ erts_make_integer(Uint x, Process *p) return uint_to_big(x,hp); } } +/* + * As erts_make_integer, but from a whole UWord. + */ +Eterm +erts_make_integer_from_uword(UWord x, Process *p) +{ + Eterm* hp; + if (IS_USMALL(0,x)) + return make_small(x); + else { + hp = HAlloc(p, BIG_UWORD_HEAP_SIZE(x)); + return uword_to_big(x,hp); + } +} /* ** convert Uint to bigint diff --git a/erts/emulator/beam/big.h b/erts/emulator/beam/big.h index 256f1c2b45..7eb1e5afe2 100644 --- a/erts/emulator/beam/big.h +++ b/erts/emulator/beam/big.h @@ -145,6 +145,7 @@ Eterm small_to_big(Sint, Eterm*); Eterm uint_to_big(Uint, Eterm*); Eterm uword_to_big(UWord, Eterm*); Eterm erts_make_integer(Uint, Process *); +Eterm erts_make_integer_from_uword(UWord x, Process *p); dsize_t big_bytes(Eterm); Eterm bytes_to_big(byte*, dsize_t, int, Eterm*); diff --git a/erts/emulator/beam/binary.c b/erts/emulator/beam/binary.c index 29461877c5..3d2725e239 100644 --- a/erts/emulator/beam/binary.c +++ b/erts/emulator/beam/binary.c @@ -47,7 +47,7 @@ erts_init_binary(void) away. If not, this test is not very expensive... */ erl_exit(ERTS_ABORT_EXIT, "Internal error: Address of orig_bytes[0] of a Binary" - "is *not* 8-byte aligned\n"); + " is *not* 8-byte aligned\n"); } } diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c index 784e55ecd2..0d3b6a4dba 100644 --- a/erts/emulator/beam/break.c +++ b/erts/emulator/beam/break.c @@ -182,6 +182,7 @@ print_process_info(int to, void *to_arg, Process *p) { int garbing = 0; int running = 0; + time_t tmp_t; struct saved_calls *scb; /* display the PID */ @@ -244,8 +245,8 @@ print_process_info(int to, void *to_arg, Process *p) } erts_print(to, to_arg, "Spawned by: %T\n", p->parent); - - erts_print(to, to_arg, "Started: %s", ctime((time_t*)&p->started.tv_sec)); + tmp_t = p->started.tv_sec; + erts_print(to, to_arg, "Started: %s", ctime(&tmp_t)); ERTS_SMP_MSGQ_MV_INQ2PRIVQ(p); erts_print(to, to_arg, "Message queue length: %d\n", p->msg.len); diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c index 90201f3a90..1d968fb147 100644 --- a/erts/emulator/beam/copy.c +++ b/erts/emulator/beam/copy.c @@ -134,7 +134,7 @@ Uint size_object(Eterm obj) case SUB_BINARY_SUBTAG: { Eterm real_bin; - Uint offset; /* Not used. */ + ERTS_DECLARE_DUMMY(Uint offset); /* Not used. */ Uint bitsize; Uint bitoffs; Uint extra_bytes; diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index 264374789c..cfcdb72636 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -536,7 +536,7 @@ alloc_dist_obuf(Uint size) Binary *bin = erts_bin_drv_alloc(obuf_size); bin->flags = BIN_FLAG_DRV; erts_refc_init(&bin->refc, 1); - bin->orig_size = (long) obuf_size; + bin->orig_size = (SWord) obuf_size; obuf = (ErtsDistOutputBuf *) &bin->orig_bytes[0]; #ifdef DEBUG obuf->dbg_pattern = ERTS_DIST_OUTPUT_BUF_DBG_PATTERN; @@ -968,7 +968,7 @@ int erts_net_message(Port *prt, res = erts_prepare_dist_ext(&ede, t, len, dep, dep->cache); if (res >= 0) - res = ctl_len = erts_decode_dist_ext_size(&ede, 0); + res = ctl_len = erts_decode_dist_ext_size(&ede); else { #ifdef ERTS_DIST_MSG_DBG erts_fprintf(stderr, "DIST MSG DEBUG: erts_prepare_dist_ext() failed:\n"); diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 33d6cf5f2f..1379f8645a 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -2758,16 +2758,18 @@ erts_allocator_options(void *proc) void *erts_alloc_permanent_cache_aligned(ErtsAlcType_t type, Uint size) { - UWord v = (UWord) erts_alloc(type, size + (ERTS_CACHE_LINE_SIZE-1)); + UWord v = (UWord) erts_alloc(type, size + (ERTS_CACHE_LINE_SIZE-1) +#ifdef VALGRIND + + sizeof(UWord) +#endif + ); #ifdef VALGRIND - { /* Avoid Leak_PossiblyLost */ - static UWord vg_root_set[10]; - static unsigned ix = 0; - if (ix >= sizeof(vg_root_set) / sizeof(*vg_root_set)) { - erl_exit(ERTS_ABORT_EXIT, "Too many erts_alloc_permanent_cache_aligned's\n"); - } - vg_root_set[ix++] = v; /* not thread safe */ + { /* Link them to avoid Leak_PossiblyLost */ + static UWord* first_in_list = NULL; + *(UWord**)v = first_in_list; + first_in_list = (UWord*) v; + v += sizeof(UWord); } #endif @@ -3115,10 +3117,10 @@ void *safe_realloc(void *ptr, Uint sz) \* */ #define ERTS_ALC_TEST_ABORT erl_exit(ERTS_ABORT_EXIT, "%s:%d: Internal error\n") -unsigned long erts_alc_test(unsigned long op, - unsigned long a1, - unsigned long a2, - unsigned long a3) +UWord erts_alc_test(UWord op, + UWord a1, + UWord a2, + UWord a3) { switch (op >> 8) { case 0x0: return erts_alcu_test(op, a1, a2); @@ -3132,24 +3134,24 @@ unsigned long erts_alc_test(unsigned long op, case 0xf00: #ifdef USE_THREADS if (((Allctr_t *) a1)->thread_safe) - return (unsigned long) erts_alcu_alloc_ts(ERTS_ALC_T_UNDEF, + return (UWord) erts_alcu_alloc_ts(ERTS_ALC_T_UNDEF, (void *) a1, (Uint) a2); else #endif - return (unsigned long) erts_alcu_alloc(ERTS_ALC_T_UNDEF, + return (UWord) erts_alcu_alloc(ERTS_ALC_T_UNDEF, (void *) a1, (Uint) a2); case 0xf01: #ifdef USE_THREADS if (((Allctr_t *) a1)->thread_safe) - return (unsigned long) erts_alcu_realloc_ts(ERTS_ALC_T_UNDEF, + return (UWord) erts_alcu_realloc_ts(ERTS_ALC_T_UNDEF, (void *) a1, (void *) a2, (Uint) a3); else #endif - return (unsigned long) erts_alcu_realloc(ERTS_ALC_T_UNDEF, + return (UWord) erts_alcu_realloc(ERTS_ALC_T_UNDEF, (void *) a1, (void *) a2, (Uint) a3); @@ -3179,7 +3181,7 @@ unsigned long erts_alc_test(unsigned long op, if (argv[i][0] == '-' && argv[i][1] == 't') handle_au_arg(&init, &argv[i][2], argv, &i); else - return (unsigned long) NULL; + return (UWord) NULL; i++; } } @@ -3220,25 +3222,25 @@ unsigned long erts_alc_test(unsigned long op, break; } - return (unsigned long) allctr; + return (UWord) allctr; } case 0xf04: erts_alcu_stop((Allctr_t *) a1); erts_free(ERTS_ALC_T_UNDEF, (void *) a1); break; #ifdef USE_THREADS - case 0xf05: return (unsigned long) 1; - case 0xf06: return (unsigned long) ((Allctr_t *) a1)->thread_safe; + case 0xf05: return (UWord) 1; + case 0xf06: return (UWord) ((Allctr_t *) a1)->thread_safe; #ifdef ETHR_NO_FORKSAFETY - case 0xf07: return (unsigned long) 0; + case 0xf07: return (UWord) 0; #else - case 0xf07: return (unsigned long) ((Allctr_t *) a1)->thread_safe; + case 0xf07: return (UWord) ((Allctr_t *) a1)->thread_safe; #endif case 0xf08: { ethr_mutex *mtx = erts_alloc(ERTS_ALC_T_UNDEF, sizeof(ethr_mutex)); if (ethr_mutex_init(mtx) != 0) ERTS_ALC_TEST_ABORT; - return (unsigned long) mtx; + return (UWord) mtx; } case 0xf09: { ethr_mutex *mtx = (ethr_mutex *) a1; @@ -3257,7 +3259,7 @@ unsigned long erts_alc_test(unsigned long op, ethr_cond *cnd = erts_alloc(ERTS_ALC_T_UNDEF, sizeof(ethr_cond)); if (ethr_cond_init(cnd) != 0) ERTS_ALC_TEST_ABORT; - return (unsigned long) cnd; + return (UWord) cnd; } case 0xf0d: { ethr_cond *cnd = (ethr_cond *) a1; @@ -3283,7 +3285,7 @@ unsigned long erts_alc_test(unsigned long op, (void *) a2, NULL) != 0) ERTS_ALC_TEST_ABORT; - return (unsigned long) tid; + return (UWord) tid; } case 0xf11: { ethr_tid *tid = (ethr_tid *) a1; @@ -3300,13 +3302,13 @@ unsigned long erts_alc_test(unsigned long op, default: break; } - return (unsigned long) 0; + return (UWord) 0; default: break; } ASSERT(0); - return ~((unsigned long) 0); + return ~((UWord) 0); } #ifdef DEBUG @@ -3542,7 +3544,7 @@ check_memory_fence(void *ptr, Uint *size, ErtsAlcType_t n, int func) erl_exit(ERTS_ABORT_EXIT, "ERROR: Fence at beginning of memory block (p=0x%u) " "clobbered.\n", - (unsigned long) ptr); + (UWord) ptr); } memcpy((void *) &post_pattern, (void *) (((char *)ptr)+sz), sizeof(UWord)); @@ -3559,12 +3561,12 @@ check_memory_fence(void *ptr, Uint *size, ErtsAlcType_t n, int func) erl_exit(ERTS_ABORT_EXIT, "ERROR: Fence at end of memory block (p=0x%u, sz=%u) " "clobbered.\n", - (unsigned long) ptr, (unsigned long) sz); + (UWord) ptr, (UWord) sz); if (found_type != GET_TYPE_OF_PATTERN(post_pattern)) erl_exit(ERTS_ABORT_EXIT, "ERROR: Fence around memory block (p=0x%u, sz=%u) " "clobbered.\n", - (unsigned long) ptr, (unsigned long) sz); + (UWord) ptr, (UWord) sz); ftype = type_no_str(found_type); if (!ftype) { @@ -3587,7 +3589,7 @@ check_memory_fence(void *ptr, Uint *size, ErtsAlcType_t n, int func) erl_exit(ERTS_ABORT_EXIT, "ERROR: Memory block (p=0x%u, sz=%u) allocated as type \"%s\"," " but %s as type \"%s\".\n", - (unsigned long) ptr, (unsigned long) sz, ftype, op_str, otype); + (UWord) ptr, (UWord) sz, ftype, op_str, otype); } #ifdef HARD_DEBUG diff --git a/erts/emulator/beam/erl_alloc.h b/erts/emulator/beam/erl_alloc.h index f4133cdb1a..991061c48e 100644 --- a/erts/emulator/beam/erl_alloc.h +++ b/erts/emulator/beam/erl_alloc.h @@ -80,10 +80,10 @@ void erts_alloc_late_init(void); #if defined(GET_ERTS_ALC_TEST) || defined(ERTS_ALC_INTERNAL__) /* Only for testing */ -unsigned long erts_alc_test(unsigned long, - unsigned long, - unsigned long, - unsigned long); +UWord erts_alc_test(UWord, + UWord, + UWord, + UWord); #endif #define ERTS_ALC_O_ALLOC 0 diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h index df560a0de2..fc1eddb116 100644 --- a/erts/emulator/beam/erl_alloc_util.h +++ b/erts/emulator/beam/erl_alloc_util.h @@ -227,7 +227,7 @@ erts_aint32_t erts_alcu_fix_alloc_shrink(Allctr_t *, erts_aint32_t); extern int erts_have_sbmbc_alloc; -typedef union {char c[8]; long l; double d;} Unit_t; +typedef union {char c[ERTS_ALLOC_ALIGN_BYTES]; long l; double d;} Unit_t; typedef struct Carrier_t_ Carrier_t; struct Carrier_t_ { diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c index 6d022e0d11..7e7bec9b87 100644 --- a/erts/emulator/beam/erl_bif_binary.c +++ b/erts/emulator/beam/erl_bif_binary.c @@ -1152,7 +1152,7 @@ static int do_binary_match(Process *p, Eterm subject, Uint hsstart, Uint hsend, erts_free_aligned_binary_bytes(temp_alloc); return DO_BIN_MATCH_RESTART; } else { - Eterm epos = erts_make_integer(pos+hsstart,p); + Eterm epos = erts_make_integer(pos,p); Eterm erlen = erts_make_integer(rlen,p); hp = HAlloc(p,3); ret = TUPLE2(hp, epos, erlen); @@ -1898,9 +1898,9 @@ static BIF_RETTYPE do_longest_common(Process *p, Eterm list, int direction) cd = (CommonData *) ERTS_MAGIC_BIN_DATA(mb); l = list; while (is_list(l)) { - Uint bitoffs; + ERTS_DECLARE_DUMMY(Uint bitoffs); Uint bitsize; - Uint offset; + ERTS_DECLARE_DUMMY(Uint offset); Eterm real_bin; ProcBin* pb; @@ -2377,7 +2377,7 @@ static BIF_RETTYPE do_binary_copy(Process *p, Eterm bin, Eterm en) { Uint n; byte *bytes; - Uint bit_offs; + ERTS_DECLARE_DUMMY(Uint bit_offs); Uint bit_size; size_t size; Uint reds = get_reds(p, BINARY_COPY_LOOP_FACTOR); @@ -2406,9 +2406,9 @@ static BIF_RETTYPE do_binary_copy(Process *p, Eterm bin, Eterm en) if ((target_size - size) >= reds) { Eterm orig; - Uint offset; - Uint bit_offset; - Uint bit_size; + ERTS_DECLARE_DUMMY(Uint offset); + ERTS_DECLARE_DUMMY(Uint bit_offset); + ERTS_DECLARE_DUMMY(Uint bit_size); CopyBinState *cbs; Eterm *hp; Eterm trap_term; diff --git a/erts/emulator/beam/erl_bif_ddll.c b/erts/emulator/beam/erl_bif_ddll.c index a9fd28c66b..b2d5722e9b 100644 --- a/erts/emulator/beam/erl_bif_ddll.c +++ b/erts/emulator/beam/erl_bif_ddll.c @@ -1569,14 +1569,14 @@ static int do_load_driver_entry(DE_Handle *dh, char *path, char *name) if ((res = erts_sys_ddll_load_driver_init(dh->handle, &init_handle)) != ERL_DE_NO_ERROR) { - erts_sys_ddll_close(dh->handle); - return ERL_DE_LOAD_ERROR_NO_INIT; + res = ERL_DE_LOAD_ERROR_NO_INIT; + goto error; } dp = erts_sys_ddll_call_init(init_handle); if (dp == NULL) { - erts_sys_ddll_close(dh->handle); - return ERL_DE_LOAD_ERROR_FAILED_INIT; + res = ERL_DE_LOAD_ERROR_FAILED_INIT; + goto error; } switch (dp->extended_marker) { @@ -1594,24 +1594,27 @@ static int do_load_driver_entry(DE_Handle *dh, char *path, char *name) || dp->handle2 != NULL || dp->process_exit != NULL) { /* Old driver; needs to be recompiled... */ - return ERL_DE_LOAD_ERROR_INCORRECT_VERSION; + res = ERL_DE_LOAD_ERROR_INCORRECT_VERSION; + goto error; } break; case ERL_DRV_EXTENDED_MARKER: if (ERL_DRV_EXTENDED_MAJOR_VERSION != dp->major_version || ERL_DRV_EXTENDED_MINOR_VERSION < dp->minor_version) { /* Incompatible driver version */ - return ERL_DE_LOAD_ERROR_INCORRECT_VERSION; + res = ERL_DE_LOAD_ERROR_INCORRECT_VERSION; + goto error; } break; default: /* Old driver; needs to be recompiled... */ - return ERL_DE_LOAD_ERROR_INCORRECT_VERSION; + res = ERL_DE_LOAD_ERROR_INCORRECT_VERSION; + goto error; } if (strcmp(name, dp->driver_name) != 0) { - erts_sys_ddll_close(dh->handle); - return ERL_DE_LOAD_ERROR_BAD_NAME; + res = ERL_DE_LOAD_ERROR_BAD_NAME; + goto error; } erts_smp_atomic_init_nob(&(dh->refc), (erts_aint_t) 0); dh->port_count = 0; @@ -1626,11 +1629,14 @@ static int do_load_driver_entry(DE_Handle *dh, char *path, char *name) */ erts_free(ERTS_ALC_T_DDLL_HANDLE, dh->full_path); dh->full_path = NULL; - erts_sys_ddll_close(dh->handle); - return ERL_DE_LOAD_ERROR_FAILED_INIT; + res = ERL_DE_LOAD_ERROR_FAILED_INIT; + goto error; } - return ERL_DE_NO_ERROR; + +error: + erts_sys_ddll_close(dh->handle); + return res; } static int do_unload_driver_entry(DE_Handle *dh, Eterm *save_name) diff --git a/erts/emulator/beam/erl_bif_guard.c b/erts/emulator/beam/erl_bif_guard.c index 01e6977a2c..dff59de69b 100644 --- a/erts/emulator/beam/erl_bif_guard.c +++ b/erts/emulator/beam/erl_bif_guard.c @@ -52,7 +52,7 @@ BIF_RETTYPE abs_1(BIF_ALIST_1) /* integer arguments */ if (is_small(BIF_ARG_1)) { i0 = signed_val(BIF_ARG_1); - i = labs(i0); + i = ERTS_SMALL_ABS(i0); if (i0 == MIN_SMALL) { hp = HAlloc(BIF_P, BIG_UINT_HEAP_SIZE); BIF_RET(uint_to_big(i, hp)); @@ -467,7 +467,7 @@ Eterm erts_gc_abs_1(Process* p, Eterm* reg, Uint live) /* integer arguments */ if (is_small(arg)) { i0 = signed_val(arg); - i = labs(i0); + i = ERTS_SMALL_ABS(i0); if (i0 == MIN_SMALL) { if (ERTS_NEED_GC(p, BIG_UINT_HEAP_SIZE)) { erts_garbage_collect(p, BIG_UINT_HEAP_SIZE, reg, live+1); diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index a79feaebdb..5a806777fe 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -78,7 +78,6 @@ static char erts_system_version[] = ("Erlang " ERLANG_OTP_RELEASE #ifdef ERTS_SMP " [smp:%beu:%beu]" #endif - " [rq:%beu]" #ifdef USE_THREADS " [async-threads:%d]" #endif @@ -301,9 +300,7 @@ erts_print_system_version(int to, void *arg, Process *c_p) #endif return erts_print(to, arg, erts_system_version #ifdef ERTS_SMP - , total, online, erts_no_run_queues -#else - , 1 + , total, online #endif #ifdef USE_THREADS , erts_async_max_threads @@ -3230,7 +3227,7 @@ BIF_RETTYPE statistics_1(BIF_ALIST_1) res = TUPLE2(hp, b1, b2); BIF_RET(res); } else if (BIF_ARG_1 == am_runtime) { - unsigned long u1, u2, dummy; + UWord u1, u2, dummy; Eterm b1, b2; elapsed_time_both(&u1,&dummy,&u2,&dummy); b1 = erts_make_integer(u1,BIF_P); diff --git a/erts/emulator/beam/erl_bif_port.c b/erts/emulator/beam/erl_bif_port.c index b21cda6347..1f6b62817d 100644 --- a/erts/emulator/beam/erl_bif_port.c +++ b/erts/emulator/beam/erl_bif_port.c @@ -385,7 +385,7 @@ port_call(Process* c_p, Eterm arg1, Eterm arg2, Eterm arg3) /* Error or a binary without magic/ with wrong magic */ goto error; } - result_size = erts_decode_ext_size(port_resp, ret, 0); + result_size = erts_decode_ext_size(port_resp, ret); if (result_size < 0) { goto error; } @@ -1077,7 +1077,7 @@ struct packet_callback_args }; #define in_area(ptr,start,nbytes) \ - ((unsigned long)((char*)(ptr) - (char*)(start)) < (nbytes)) + ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) static Eterm http_bld_string(struct packet_callback_args* pca, Uint **hpp, Uint *szp, diff --git a/erts/emulator/beam/erl_cpu_topology.c b/erts/emulator/beam/erl_cpu_topology.c index 03c0ef904a..fe3693d0ca 100644 --- a/erts/emulator/beam/erl_cpu_topology.c +++ b/erts/emulator/beam/erl_cpu_topology.c @@ -486,10 +486,7 @@ erts_sched_check_cpu_bind_post_suspend(ErtsSchedulerData *esdp) erts_thr_set_main_status(1, (int) esdp->no); /* Make sure we check if we should bind to a cpu or not... */ - if (esdp->run_queue->flags & ERTS_RUNQ_FLG_SHARED_RUNQ) - erts_smp_atomic32_set_nob(&esdp->chk_cpu_bind, 1); - else - esdp->run_queue->flags |= ERTS_RUNQ_FLG_CHK_CPU_BIND; + esdp->run_queue->flags |= ERTS_RUNQ_FLG_CHK_CPU_BIND; } #endif @@ -502,11 +499,7 @@ erts_sched_check_cpu_bind(ErtsSchedulerData *esdp) erts_cpu_groups_callback_list_t *cgcl; erts_cpu_groups_callback_call_t *cgcc; #ifdef ERTS_SMP - if (erts_common_run_queue) - erts_smp_atomic32_set_nob(&esdp->chk_cpu_bind, 0); - else { - esdp->run_queue->flags &= ~ERTS_RUNQ_FLG_CHK_CPU_BIND; - } + esdp->run_queue->flags &= ~ERTS_RUNQ_FLG_CHK_CPU_BIND; #endif erts_smp_runq_unlock(esdp->run_queue); erts_smp_rwmtx_rwlock(&cpuinfo_rwmtx); @@ -1729,16 +1722,8 @@ erts_init_cpu_topology(void) scheduler2cpu_map[ix].bound_id = -1; } - if (cpu_bind_order == ERTS_CPU_BIND_UNDEFINED) { - int ncpus = erts_get_cpu_configured(cpuinfo); - if (ncpus < 1 || erts_no_schedulers < ncpus) - cpu_bind_order = ERTS_CPU_BIND_NONE; - else - cpu_bind_order = ((system_cpudata || user_cpudata) - && (erts_bind_to_cpu(cpuinfo, -1) != -ENOTSUP) - ? ERTS_CPU_BIND_DEFAULT_BIND - : ERTS_CPU_BIND_NONE); - } + if (cpu_bind_order == ERTS_CPU_BIND_UNDEFINED) + cpu_bind_order = ERTS_CPU_BIND_NONE; reader_groups_map = add_cpu_groups(reader_groups, reader_groups_callback, diff --git a/erts/emulator/beam/erl_db.c b/erts/emulator/beam/erl_db.c index 0079c13287..eb89baf1c9 100644 --- a/erts/emulator/beam/erl_db.c +++ b/erts/emulator/beam/erl_db.c @@ -1298,7 +1298,10 @@ BIF_RETTYPE ets_new_2(BIF_ALIST_2) UWord heir_data; Uint32 status; Sint keypos; - int is_named, is_fine_locked, frequent_read, is_compressed; + int is_named, is_compressed; +#ifdef ERTS_SMP + int is_fine_locked, frequent_read; +#endif #ifdef DEBUG int cret; #endif @@ -1316,8 +1319,10 @@ BIF_RETTYPE ets_new_2(BIF_ALIST_2) status = DB_NORMAL | DB_SET | DB_PROTECTED; keypos = 1; is_named = 0; +#ifdef ERTS_SMP is_fine_locked = 0; frequent_read = 0; +#endif heir = am_none; heir_data = (UWord) am_undefined; is_compressed = erts_ets_always_compress; @@ -1346,18 +1351,31 @@ BIF_RETTYPE ets_new_2(BIF_ALIST_2) keypos = signed_val(tp[2]); } else if (tp[1] == am_write_concurrency) { +#ifdef ERTS_SMP if (tp[2] == am_true) { is_fine_locked = 1; } else if (tp[2] == am_false) { is_fine_locked = 0; } else break; +#else + if ((tp[2] != am_true) && (tp[2] != am_false)) { + break; + } +#endif } else if (tp[1] == am_read_concurrency) { +#ifdef ERTS_SMP if (tp[2] == am_true) { frequent_read = 1; } else if (tp[2] == am_false) { frequent_read = 0; } else break; +#else + if ((tp[2] != am_true) && (tp[2] != am_false)) { + break; + } +#endif + } else if (tp[1] == am_heir && tp[2] == am_none) { heir = am_none; @@ -1397,11 +1415,11 @@ BIF_RETTYPE ets_new_2(BIF_ALIST_2) } if (IS_HASH_TABLE(status)) { meth = &db_hash; - #ifdef ERTS_SMP +#ifdef ERTS_SMP if (is_fine_locked && !(status & DB_PRIVATE)) { status |= DB_FINE_LOCKED; } - #endif +#endif } else if (IS_TREE_TABLE(status)) { meth = &db_tree; @@ -2835,10 +2853,10 @@ void init_db(void) bits = erts_fit_in_bits(db_max_tabs-1); if (bits > SMALL_BITS) { erl_exit(1,"Max limit for ets tabled too high %u (max %u).", - db_max_tabs, 1L<<SMALL_BITS); + db_max_tabs, ((Uint)1)<<SMALL_BITS); } - meta_main_tab_slot_mask = (1L<<bits) - 1; - meta_main_tab_seq_incr = (1L<<bits); + meta_main_tab_slot_mask = (((Uint)1)<<bits) - 1; + meta_main_tab_seq_incr = (((Uint)1)<<bits); size = sizeof(*meta_main_tab)*db_max_tabs; meta_main_tab = erts_db_alloc_nt(ERTS_ALC_T_DB_TABLES, size); @@ -2851,7 +2869,7 @@ void init_db(void) SET_NEXT_FREE_SLOT(db_max_tabs-1, (Uint)-1); meta_main_tab_first_free = 0; - meta_name_tab_mask = (1L<<(bits-1)) - 1; /* At least half the size of main tab */ + meta_name_tab_mask = (((Uint) 1)<<(bits-1)) - 1; /* At least half the size of main tab */ size = sizeof(struct meta_name_tab_entry)*(meta_name_tab_mask+1); meta_name_tab = erts_db_alloc_nt(ERTS_ALC_T_DB_TABLES, size); ERTS_ETS_MISC_MEM_ADD(size); diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c index e3380a57b2..038a667b06 100644 --- a/erts/emulator/beam/erl_db_hash.c +++ b/erts/emulator/beam/erl_db_hash.c @@ -312,15 +312,24 @@ struct ext_segment { struct segment* segtab[1]; /* The segment table */ }; #define SIZEOF_EXTSEG(NSEGS) \ - (sizeof(struct ext_segment) - sizeof(struct segment*) + sizeof(struct segment*)*(NSEGS)) + (offsetof(struct ext_segment,segtab) + sizeof(struct segment*)*(NSEGS)) -#ifdef DEBUG -# include <stddef.h> /* offsetof */ +#if defined(DEBUG) || defined(VALGRIND) # define EXTSEG(SEGTAB_PTR) \ ((struct ext_segment*) (((char*)(SEGTAB_PTR)) - offsetof(struct ext_segment,segtab))) #endif +static ERTS_INLINE void SET_SEGTAB(DbTableHash* tb, + struct segment** segtab) +{ + erts_smp_atomic_set_wb(&tb->segtab, (erts_aint_t) segtab); +#ifdef VALGRIND + tb->top_ptr_to_segment_with_active_segtab = EXTSEG(segtab); +#endif +} + + /* How the table segments relate to each other: ext_segment: ext_segment: "plain" segment @@ -649,7 +658,8 @@ int db_create_hash(Process *p, DbTable *tbl) erts_smp_atomic_init_nob(&tb->szm, SEGSZ_MASK); erts_smp_atomic_init_nob(&tb->nactive, SEGSZ); erts_smp_atomic_init_nob(&tb->fixdel, (erts_aint_t)NULL); - erts_smp_atomic_init_nob(&tb->segtab, (erts_aint_t) alloc_ext_seg(tb,0,NULL)->segtab); + erts_smp_atomic_init_nob(&tb->segtab, (erts_aint_t)NULL); + SET_SEGTAB(tb, alloc_ext_seg(tb,0,NULL)->segtab); tb->nsegs = NSEG_1; tb->nslots = SEGSZ; @@ -2357,7 +2367,7 @@ static int alloc_seg(DbTableHash *tb) struct ext_segment* eseg; eseg = (struct ext_segment*) SEGTAB(tb)[seg_ix-1]; MY_ASSERT(eseg!=NULL && eseg->s.is_ext_segment); - erts_smp_atomic_set_wb(&tb->segtab, (erts_aint_t) eseg->segtab); + SET_SEGTAB(tb, eseg->segtab); tb->nsegs = eseg->nsegs; } ASSERT(seg_ix < tb->nsegs); @@ -2429,7 +2439,7 @@ static int free_seg(DbTableHash *tb, int free_records) MY_ASSERT(newtop->s.is_ext_segment); if (newtop->prev_segtab != NULL) { /* Time to use a smaller segtab */ - erts_smp_atomic_set_wb(&tb->segtab, (erts_aint_t)newtop->prev_segtab); + SET_SEGTAB(tb, newtop->prev_segtab); tb->nsegs = seg_ix; ASSERT(tb->nsegs == EXTSEG(SEGTAB(tb))->nsegs); } @@ -2446,7 +2456,7 @@ static int free_seg(DbTableHash *tb, int free_records) if (seg_ix > 0) { if (seg_ix < tb->nsegs) SEGTAB(tb)[seg_ix] = NULL; } else { - erts_smp_atomic_set_wb(&tb->segtab, (erts_aint_t)NULL); + SET_SEGTAB(tb, NULL); } #endif tb->nslots -= SEGSZ; diff --git a/erts/emulator/beam/erl_db_hash.h b/erts/emulator/beam/erl_db_hash.h index e0285fa5ed..23ac493118 100644 --- a/erts/emulator/beam/erl_db_hash.h +++ b/erts/emulator/beam/erl_db_hash.h @@ -58,6 +58,9 @@ typedef struct db_table_hash { #ifdef ERTS_SMP DbTableHashFineLocks* locks; #endif +#ifdef VALGRIND + struct ext_segment* top_ptr_to_segment_with_active_segtab; +#endif } DbTableHash; diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h index ae0c9def90..25483380ed 100644 --- a/erts/emulator/beam/erl_driver.h +++ b/erts/emulator/beam/erl_driver.h @@ -160,10 +160,15 @@ typedef struct { /* * Integer types */ - +#if defined(__WIN32__) && (SIZEOF_VOID_P == 8) +typedef unsigned __int64 ErlDrvTermData; +typedef unsigned __int64 ErlDrvUInt; +typedef signed __int64 ErlDrvSInt; +#else typedef unsigned long ErlDrvTermData; typedef unsigned long ErlDrvUInt; typedef signed long ErlDrvSInt; +#endif #if defined(__WIN32__) typedef unsigned __int64 ErlDrvUInt64; @@ -184,7 +189,7 @@ typedef long long ErlDrvSInt64; */ typedef struct erl_drv_binary { - long orig_size; /* total length of binary */ + ErlDrvSInt orig_size; /* total length of binary */ char orig_bytes[1]; /* the data (char instead of byte!) */ } ErlDrvBinary; diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index c29352a227..eb2b945877 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -595,7 +595,9 @@ erts_garbage_collect_hibernate(Process* p) void -erts_garbage_collect_literals(Process* p, Eterm* literals, Uint lit_size) +erts_garbage_collect_literals(Process* p, Eterm* literals, + Uint lit_size, + struct erl_off_heap_header* oh) { Uint byte_lit_size = sizeof(Eterm)*lit_size; Uint old_heap_size; @@ -607,6 +609,7 @@ erts_garbage_collect_literals(Process* p, Eterm* literals, Uint lit_size) Uint area_size; Eterm* old_htop; Uint n; + struct erl_off_heap_header** prev; /* * Set GC state. @@ -640,6 +643,9 @@ erts_garbage_collect_literals(Process* p, Eterm* literals, Uint lit_size) offset_heap(temp_lit, lit_size, offs, (char *) literals, byte_lit_size); offset_heap(p->heap, p->htop - p->heap, offs, (char *) literals, byte_lit_size); offset_rootset(p, offs, (char *) literals, byte_lit_size, p->arg_reg, p->arity); + if (oh) { + oh = (struct erl_off_heap_header *) ((Eterm *)(void *) oh + offs); + } /* * Now the literals are placed in memory that is safe to write into, @@ -707,6 +713,45 @@ erts_garbage_collect_literals(Process* p, Eterm* literals, Uint lit_size) p->old_htop = old_htop; /* + * Prepare to sweep binaries. Since all MSOs on the new heap + * must be come before MSOs on the old heap, find the end of + * current MSO list and use that as a starting point. + */ + + if (oh) { + prev = &MSO(p).first; + while (*prev) { + prev = &(*prev)->next; + } + } + + /* + * Sweep through all binaries in the temporary literal area. + */ + + while (oh) { + if (IS_MOVED_BOXED(oh->thing_word)) { + Binary* bptr; + struct erl_off_heap_header* ptr; + + ptr = (struct erl_off_heap_header*) boxed_val(oh->thing_word); + ASSERT(thing_subtag(ptr->thing_word) == REFC_BINARY_SUBTAG); + bptr = ((ProcBin*)ptr)->val; + + /* + * This binary has been copied to the heap. + * We must increment its reference count and + * link it into the MSO list for the process. + */ + + erts_refc_inc(&bptr->refc, 1); + *prev = ptr; + prev = &ptr->next; + } + oh = oh->next; + } + + /* * We no longer need this temporary area. */ erts_free(ERTS_ALC_T_TMP, (void *) temp_lit); diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h index 807ef8ae8d..0ba1009bd3 100644 --- a/erts/emulator/beam/erl_gc.h +++ b/erts/emulator/beam/erl_gc.h @@ -62,7 +62,7 @@ do { \ } while(0) #define in_area(ptr,start,nbytes) \ - ((unsigned long)((char*)(ptr) - (char*)(start)) < (nbytes)) + ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) extern Uint erts_test_long_gc_sleep; diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index 7c047891d9..717315d8bd 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -92,7 +92,6 @@ int erts_use_sender_punish; */ Uint display_items; /* no of items to display in traces etc */ -Uint display_loads; /* print info about loaded modules */ int H_MIN_SIZE; /* The minimum heap grain */ int BIN_VH_MIN_SIZE; /* The minimum binary virtual*/ @@ -112,7 +111,6 @@ Eterm erts_error_logger_warnings; /* What to map warning logs to, am_error, int erts_compat_rel; -static int use_multi_run_queue; static int no_schedulers; static int no_schedulers_online; @@ -255,8 +253,7 @@ erl_init(int ncpu) erts_init_time(); erts_init_sys_common_misc(); erts_init_process(ncpu); - erts_init_scheduling(use_multi_run_queue, - no_schedulers, + erts_init_scheduling(no_schedulers, no_schedulers_online); erts_init_cpu_topology(); /* Must be after init_scheduling */ erts_alloc_late_init(); @@ -437,7 +434,7 @@ static void load_preloaded(void) { int i; - int res; + Eterm res; Preload* preload_p; Eterm module_name; byte* code; @@ -456,8 +453,9 @@ load_preloaded(void) name); res = erts_load_module(NULL, 0, NIL, &module_name, code, length); sys_preload_end(&preload_p[i]); - if (res < 0) - erl_exit(1,"Failed loading preloaded module %s\n", name); + if (res != NIL) + erl_exit(1,"Failed loading preloaded module %s (%T)\n", + name, res); i++; } } @@ -499,8 +497,6 @@ void erts_usage(void) erts_fprintf(stderr, "-K boolean enable or disable kernel poll\n"); - erts_fprintf(stderr, "-l turn on auto load tracing\n"); - erts_fprintf(stderr, "-M<X> <Y> memory allocator switches,\n"); erts_fprintf(stderr, " see the erts_alloc(3) documentation for more info.\n"); @@ -515,6 +511,8 @@ void erts_usage(void) erts_fprintf(stderr, "-rg amount set reader groups limit\n"); erts_fprintf(stderr, "-sbt type set scheduler bind type, valid types are:\n"); erts_fprintf(stderr, " u|ns|ts|ps|s|nnts|nnps|tnnps|db\n"); + erts_fprintf(stderr, "-scl bool enable/disable compaction of scheduler load,\n"); + erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); erts_fprintf(stderr, "-sct cput set cpu topology,\n"); erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); erts_fprintf(stderr, "-swt val set scheduler wakeup threshold, valid values are:\n"); @@ -612,11 +610,10 @@ early_init(int *argc, char **argv) /* char envbuf[21]; /* enough for any 64-bit integer */ size_t envbufsz; - use_multi_run_queue = 1; + erts_sched_compact_load = 1; erts_printf_eterm_func = erts_printf_term; erts_disable_tolerant_timeofday = 0; display_items = 200; - display_loads = 0; erts_backtrace_depth = DEFAULT_BACKTRACE_SIZE; erts_async_max_threads = 0; erts_async_thread_suggested_stack_size = ERTS_ASYNC_THREAD_MIN_STACK_SIZE; @@ -981,9 +978,6 @@ erl_start(int argc, char **argv) erts_fprintf(stderr, "%s unknown flag %s\n", argv[0], argv[i]); erts_usage(); } - case 'l': - display_loads++; - break; case 'L': erts_no_line_info = 1; break; @@ -1204,6 +1198,19 @@ erl_start(int argc, char **argv) erts_usage(); } } + else if (has_prefix("cl", sub_param)) { + arg = get_arg(sub_param+2, argv[i+1], &i); + if (sys_strcmp("true", arg) == 0) + erts_sched_compact_load = 1; + else if (sys_strcmp("false", arg) == 0) + erts_sched_compact_load = 0; + else { + erts_fprintf(stderr, + "bad scheduler compact load value '%s'\n", + arg); + erts_usage(); + } + } else if (has_prefix("ct", sub_param)) { arg = get_arg(sub_param+2, argv[i+1], &i); res = erts_init_cpu_topology_string(arg); @@ -1247,12 +1254,8 @@ erl_start(int argc, char **argv) erts_usage(); } } - else if (sys_strcmp("mrq", sub_param) == 0) - use_multi_run_queue = 1; else if (sys_strcmp("nsp", sub_param) == 0) erts_use_sender_punish = 0; - else if (sys_strcmp("srq", sub_param) == 0) - use_multi_run_queue = 0; else if (sys_strcmp("wt", sub_param) == 0) { arg = get_arg(sub_param+2, argv[i+1], &i); if (erts_sched_set_wakeup_limit(arg) != 0) { diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c index 44da6b6c51..09e85893c3 100644 --- a/erts/emulator/beam/erl_lock_check.c +++ b/erts/emulator/beam/erl_lock_check.c @@ -173,7 +173,6 @@ static erts_lc_lock_order_t erts_lock_order[] = { { "pix_lock", "address" }, { "run_queues_lists", NULL }, { "sched_stat", NULL }, - { "run_queue_sleep_list", "address" }, #endif { "async_init_mtx", NULL }, #ifdef ERTS_SMP @@ -1253,7 +1252,7 @@ erts_lc_init_lock(erts_lc_lock_t *lck, char *name, Uint16 flags) { lck->id = erts_lc_get_lock_order_id(name); - lck->extra = &lck->extra; + lck->extra = (UWord) &lck->extra; ASSERT(is_not_immed(lck->extra)); lck->flags = flags; lck->inited = ERTS_LC_INITITALIZED; diff --git a/erts/emulator/beam/erl_message.c b/erts/emulator/beam/erl_message.c index 82f272d28a..16be47d540 100644 --- a/erts/emulator/beam/erl_message.c +++ b/erts/emulator/beam/erl_message.c @@ -240,7 +240,7 @@ erts_msg_distext2heap(Process *pp, Sint sz; *bpp = NULL; - sz = erts_decode_dist_ext_size(dist_extp, 0); + sz = erts_decode_dist_ext_size(dist_extp); if (sz < 0) goto decode_error; if (is_not_nil(*tokenp)) { @@ -713,7 +713,7 @@ erts_msg_attached_data_size_aux(ErlMessage *msg) ASSERT(msg->data.dist_ext); ASSERT(msg->data.dist_ext->heap_size < 0); - sz = erts_decode_dist_ext_size(msg->data.dist_ext, 0); + sz = erts_decode_dist_ext_size(msg->data.dist_ext); if (sz < 0) { /* Bad external; remove it */ if (is_not_nil(ERL_MESSAGE_TOKEN(msg))) { diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 62798bb2c1..58a09986d2 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -531,7 +531,7 @@ int enif_alloc_binary(size_t size, ErlNifBinary* bin) } refbin->flags = BIN_FLAG_DRV; /* BUGBUG: Flag? */ erts_refc_init(&refbin->refc, 1); - refbin->orig_size = (long) size; + refbin->orig_size = (SWord) size; bin->size = size; bin->data = (unsigned char*) refbin->orig_bytes; @@ -744,7 +744,8 @@ int enif_get_int(ErlNifEnv* env, Eterm term, int* ip) { #if SIZEOF_INT == ERTS_SIZEOF_ETERM return term_to_Sint(term, (Sint*)ip); -#elif SIZEOF_LONG == ERTS_SIZEOF_ETERM +#elif (SIZEOF_LONG == ERTS_SIZEOF_ETERM) || \ + (SIZEOF_LONG_LONG == ERTS_SIZEOF_ETERM) Sint i; if (!term_to_Sint(term, &i) || i < INT_MIN || i > INT_MAX) { return 0; @@ -760,7 +761,8 @@ int enif_get_uint(ErlNifEnv* env, Eterm term, unsigned* ip) { #if SIZEOF_INT == ERTS_SIZEOF_ETERM return term_to_Uint(term, (Uint*)ip); -#elif SIZEOF_LONG == ERTS_SIZEOF_ETERM +#elif (SIZEOF_LONG == ERTS_SIZEOF_ETERM) || \ + (SIZEOF_LONG_LONG == ERTS_SIZEOF_ETERM) Uint i; if (!term_to_Uint(term, &i) || i > UINT_MAX) { return 0; @@ -776,6 +778,13 @@ int enif_get_long(ErlNifEnv* env, Eterm term, long* ip) return term_to_Sint(term, ip); #elif SIZEOF_LONG == 8 return term_to_Sint64(term, ip); +#elif SIZEOF_LONG == SIZEOF_INT + int tmp,ret; + ret = enif_get_int(env,term,&tmp); + if (ret) { + *ip = (long) tmp; + } + return ret; #else # error Unknown long word size #endif @@ -787,6 +796,14 @@ int enif_get_ulong(ErlNifEnv* env, Eterm term, unsigned long* ip) return term_to_Uint(term, ip); #elif SIZEOF_LONG == 8 return term_to_Uint64(term, ip); +#elif SIZEOF_LONG == SIZEOF_INT + int ret; + unsigned int tmp; + ret = enif_get_uint(env,term,&tmp); + if (ret) { + *ip = (unsigned long) tmp; + } + return ret; #else # error Unknown long word size #endif @@ -847,7 +864,8 @@ ERL_NIF_TERM enif_make_int(ErlNifEnv* env, int i) { #if SIZEOF_INT == ERTS_SIZEOF_ETERM return IS_SSMALL(i) ? make_small(i) : small_to_big(i,alloc_heap(env,2)); -#elif SIZEOF_LONG == ERTS_SIZEOF_ETERM +#elif (SIZEOF_LONG == ERTS_SIZEOF_ETERM) || \ + (SIZEOF_LONG_LONG == ERTS_SIZEOF_ETERM) return make_small(i); #endif } @@ -856,7 +874,8 @@ ERL_NIF_TERM enif_make_uint(ErlNifEnv* env, unsigned i) { #if SIZEOF_INT == ERTS_SIZEOF_ETERM return IS_USMALL(0,i) ? make_small(i) : uint_to_big(i,alloc_heap(env,2)); -#elif SIZEOF_LONG == ERTS_SIZEOF_ETERM +#elif (SIZEOF_LONG == ERTS_SIZEOF_ETERM) || \ + (SIZEOF_LONG_LONG == ERTS_SIZEOF_ETERM) return make_small(i); #endif } @@ -868,6 +887,8 @@ ERL_NIF_TERM enif_make_long(ErlNifEnv* env, long i) } #if SIZEOF_LONG == ERTS_SIZEOF_ETERM return small_to_big(i, alloc_heap(env,2)); +#elif SIZEOF_LONG_LONG == ERTS_SIZEOF_ETERM + return make_small(i); #elif SIZEOF_LONG == 8 ensure_heap(env,3); return erts_sint64_to_big(i, &env->hp); @@ -881,6 +902,8 @@ ERL_NIF_TERM enif_make_ulong(ErlNifEnv* env, unsigned long i) } #if SIZEOF_LONG == ERTS_SIZEOF_ETERM return uint_to_big(i,alloc_heap(env,2)); +#elif SIZEOF_LONG_LONG == ERTS_SIZEOF_ETERM + return make_small(i); #elif SIZEOF_LONG == 8 ensure_heap(env,3); return erts_uint64_to_big(i, &env->hp); @@ -1157,7 +1180,7 @@ static ErlNifResourceType* find_resource_type(Eterm module, Eterm name) } #define in_area(ptr,start,nbytes) \ - ((unsigned long)((char*)(ptr) - (char*)(start)) < (nbytes)) + ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) static void close_lib(struct erl_module_nif* lib) @@ -1484,6 +1507,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) Eterm ret = am_ok; int veto; struct erl_module_nif* lib = NULL; + int reload_warning = 0; len = list_length(BIF_ARG_1); if (len < 0) { @@ -1623,6 +1647,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) else { mod->nif->entry = NULL; /* to prevent 'unload' callback */ erts_unload_nif(mod->nif); + reload_warning = 1; } } else { @@ -1669,7 +1694,7 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) } else { /* Function traced, patch the original instruction word */ BpData** bps = (BpData**) code_ptr[1]; - BpData* bp = (BpData*) bps[bp_sched2ix()]; + BpData* bp = (BpData*) bps[erts_bp_sched2ix()]; bp->orig_instr = (BeamInstr) BeamOp(op_call_nif); } code_ptr[5+1] = (BeamInstr) entry->funcs[i].fptr; @@ -1691,6 +1716,15 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) erts_smp_thr_progress_unblock(); erts_smp_proc_lock(BIF_P, ERTS_PROC_LOCK_MAIN); erts_free(ERTS_ALC_T_TMP, lib_name); + + if (reload_warning) { + erts_dsprintf_buf_t* dsbufp = erts_create_logger_dsbuf(); + erts_dsprintf(dsbufp, + "Repeated calls to erlang:load_nif from module '%T'.\n\n" + "The NIF reload mechanism is deprecated and must not " + "be used in production systems.\n", mod_atom); + erts_send_warning_to_logger(BIF_P->group_leader, dsbufp); + } BIF_RET(ret); } diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h index fea527f954..e5d99dc4f1 100644 --- a/erts/emulator/beam/erl_nif.h +++ b/erts/emulator/beam/erl_nif.h @@ -87,7 +87,11 @@ typedef long long ErlNifSInt64; typedef unsigned int ERL_NIF_TERM; #else # define ERL_NIF_VM_VARIANT "beam.vanilla" +# if SIZEOF_LONG == SIZEOF_VOID_P typedef unsigned long ERL_NIF_TERM; +# elif SIZEOF_LONG_LONG == SIZEOF_VOID_P +typedef unsigned long long ERL_NIF_TERM; +# endif #endif struct enif_environment_t; diff --git a/erts/emulator/beam/erl_nmgc.c b/erts/emulator/beam/erl_nmgc.c index d7bfb2ab12..2a8c819360 100644 --- a/erts/emulator/beam/erl_nmgc.c +++ b/erts/emulator/beam/erl_nmgc.c @@ -1391,7 +1391,7 @@ Eterm *erts_inc_alloc(int need) if (ma_gc_flags & GC_MAJOR) { if (need > 254) { blackmap[(Eterm*)this - global_old_heap] = 255; - *(int*)((long)(&blackmap[(Eterm*)this - global_old_heap]+4) & ~3) = + *(int*)((UWord)(&blackmap[(Eterm*)this - global_old_heap]+4) & ~3) = need; } else blackmap[(Eterm*)this - global_old_heap] = need; diff --git a/erts/emulator/beam/erl_node_container_utils.h b/erts/emulator/beam/erl_node_container_utils.h index 2c67e781e0..329a2204cc 100644 --- a/erts/emulator/beam/erl_node_container_utils.h +++ b/erts/emulator/beam/erl_node_container_utils.h @@ -176,7 +176,7 @@ extern int erts_use_r9_pids_ports; * 32-bit CPU. */ -#define ERTS_MAX_PROCESSES ((1L << 27)-1) +#define ERTS_MAX_PROCESSES ((SWORD_CONSTANT(1) << 27)-1) #if (ERTS_MAX_PROCESSES > MAX_SMALL) # error "The maximum number of processes must fit in a SMALL." #endif diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index 87b8e5131b..2b5e65b11a 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -1048,8 +1048,6 @@ erts_port_migrate(Port *prt, int *prt_locked, ERTS_SMP_LC_CHK_RUNQ_LOCK(from_rq, *from_locked); ERTS_SMP_LC_CHK_RUNQ_LOCK(to_rq, *to_locked); - ASSERT(!erts_common_run_queue); - if (!*from_locked || !*to_locked) { if (from_rq < to_rq) { if (!*to_locked) { diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index a3c1c9577b..055211ad9b 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -114,6 +114,7 @@ static Sint p_serial; static Uint p_serial_mask; static Uint p_serial_shift; +int erts_sched_compact_load; Uint erts_no_schedulers; Uint erts_max_processes = ERTS_DEFAULT_MAX_PROCESSES; Uint erts_process_tab_index_mask; @@ -195,8 +196,6 @@ do { \ erts_sched_stat_t erts_sched_stat; -ErtsRunQueue *erts_common_run_queue; - #ifdef USE_THREADS static erts_tsd_key_t sched_data_key; #endif @@ -224,10 +223,6 @@ typedef union { static ErtsAlignedSchedulerSleepInfo *aligned_sched_sleep_info; -#ifndef BM_COUNTERS -static int processes_busy; -#endif - Process** process_tab; static Uint last_reductions; static Uint last_exact_reductions; @@ -496,9 +491,6 @@ erts_init_process(int ncpu) p_serial_shift = erts_fit_in_bits(erts_max_processes - 1); p_serial_mask = ((~(~((Uint) 0) << proc_bits)) >> p_serial_shift); erts_process_tab_index_mask = ~(~((Uint) 0) << p_serial_shift); -#ifndef BM_COUNTERS - processes_busy = 0; -#endif last_reductions = 0; last_exact_reductions = 0; erts_default_process_flags = 0; @@ -917,7 +909,7 @@ handle_async_ready_clean(ErtsAuxWorkData *awdp, #ifdef ERTS_SMP if (awdp->async_ready.need_thr_prgr - && !erts_thr_progress_has_reached(awdp->misc.thr_prgr)) { + && !erts_thr_progress_has_reached(awdp->async_ready.thr_prgr)) { return aux_work & ~ERTS_SSI_AUX_WORK_ASYNC_READY_CLEAN; } @@ -936,6 +928,7 @@ handle_async_ready_clean(ErtsAuxWorkData *awdp, erts_thr_progress_wakeup(awdp->esdp, awdp->async_ready.thr_prgr); awdp->async_ready.need_thr_prgr = 1; + return aux_work & ~ERTS_SSI_AUX_WORK_ASYNC_READY_CLEAN; #endif default: return aux_work; @@ -1723,21 +1716,12 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) ERTS_SMP_LC_ASSERT(erts_smp_lc_runq_is_locked(rq)); - erts_smp_spin_lock(&rq->sleepers.lock); flgs = sched_prep_spin_wait(ssi); if (flgs & ERTS_SSI_FLG_SUSPENDED) { /* Go suspend instead... */ - erts_smp_spin_unlock(&rq->sleepers.lock); return; } - ssi->prev = NULL; - ssi->next = rq->sleepers.list; - if (rq->sleepers.list) - rq->sleepers.list->prev = ssi; - rq->sleepers.list = ssi; - erts_smp_spin_unlock(&rq->sleepers.lock); - /* * If all schedulers are waiting, one of them *should* * be waiting in erl_sys_schedule() @@ -1996,10 +1980,10 @@ ssi_flags_set_wake(ErtsSchedulerSleepInfo *ssi) } static void -wake_scheduler(ErtsRunQueue *rq, int incq, int one) +wake_scheduler(ErtsRunQueue *rq, int incq) { ErtsSchedulerSleepInfo *ssi; - ErtsSchedulerSleepList *sl; + erts_aint32_t flgs; /* * The unlocked run queue is not strictly necessary @@ -2011,56 +1995,13 @@ wake_scheduler(ErtsRunQueue *rq, int incq, int one) */ ERTS_SMP_LC_ASSERT(!erts_smp_lc_runq_is_locked(rq)); - sl = &rq->sleepers; + ssi = rq->scheduler->ssi; - erts_smp_spin_lock(&sl->lock); - ssi = sl->list; - if (!ssi) - erts_smp_spin_unlock(&sl->lock); - else if (one) { - erts_aint32_t flgs; - if (ssi->prev) - ssi->prev->next = ssi->next; - else { - ASSERT(sl->list == ssi); - sl->list = ssi->next; - } - if (ssi->next) - ssi->next->prev = ssi->prev; + flgs = ssi_flags_set_wake(ssi); + erts_sched_finish_poke(ssi, flgs); - erts_smp_spin_unlock(&sl->lock); - - flgs = ssi_flags_set_wake(ssi); - erts_sched_finish_poke(ssi, flgs); - - if (incq && !erts_common_run_queue && (flgs & ERTS_SSI_FLG_WAITING)) - non_empty_runq(rq); - } - else { - sl->list = NULL; - erts_smp_spin_unlock(&sl->lock); - - ERTS_THR_MEMORY_BARRIER; - do { - ErtsSchedulerSleepInfo *wake_ssi = ssi; - ssi = ssi->next; - erts_sched_finish_poke(wake_ssi, ssi_flags_set_wake(wake_ssi)); - } while (ssi); - } -} - -static void -wake_all_schedulers(void) -{ - if (erts_common_run_queue) - wake_scheduler(erts_common_run_queue, 0, 0); - else { - int ix; - for (ix = 0; ix < erts_no_run_queues; ix++) { - ErtsRunQueue *rq = ERTS_RUNQ_IX(ix); - wake_scheduler(rq, 0, 1); - } - } + if (incq && (flgs & ERTS_SSI_FLG_WAITING)) + non_empty_runq(rq); } #define ERTS_NO_USED_RUNQS_SHIFT 16 @@ -2153,7 +2094,7 @@ chk_wake_sched(ErtsRunQueue *crq, int ix, int activate) erts_smp_xrunq_unlock(crq, wrq); } } - wake_scheduler(wrq, 0, 1); + wake_scheduler(wrq, 0); return 1; } return 0; @@ -2201,7 +2142,7 @@ smp_notify_inc_runq(ErtsRunQueue *runq) { #ifdef ERTS_SMP if (runq) - wake_scheduler(runq, 1, 1); + wake_scheduler(runq, 1); #endif } @@ -2216,19 +2157,12 @@ erts_sched_notify_check_cpu_bind(void) { #ifdef ERTS_SMP int ix; - if (erts_common_run_queue) { - for (ix = 0; ix < erts_no_schedulers; ix++) - erts_smp_atomic32_set_relb(&ERTS_SCHEDULER_IX(ix)->chk_cpu_bind, 1); - wake_all_schedulers(); - } - else { - for (ix = 0; ix < erts_no_run_queues; ix++) { - ErtsRunQueue *rq = ERTS_RUNQ_IX(ix); - erts_smp_runq_lock(rq); - rq->flags |= ERTS_RUNQ_FLG_CHK_CPU_BIND; - erts_smp_runq_unlock(rq); - wake_scheduler(rq, 0, 1); - }; + for (ix = 0; ix < erts_no_run_queues; ix++) { + ErtsRunQueue *rq = ERTS_RUNQ_IX(ix); + erts_smp_runq_lock(rq); + rq->flags |= ERTS_RUNQ_FLG_CHK_CPU_BIND; + erts_smp_runq_unlock(rq); + wake_scheduler(rq, 0); } #else erts_sched_check_cpu_bind(erts_get_scheduler_data()); @@ -2497,7 +2431,7 @@ evacuate_run_queue(ErtsRunQueue *evac_rq, ErtsRunQueue *rq) if (notify_to_rq) smp_notify_inc_runq(rq); - wake_scheduler(evac_rq, 0, 1); + wake_scheduler(evac_rq, 0); } static int @@ -2655,9 +2589,6 @@ static int try_steal_task(ErtsRunQueue *rq) { int res, rq_locked, vix, active_rqs, blnc_rqs; - - if (erts_common_run_queue) - return 0; /* * We are not allowed to steal jobs to this run queue @@ -2949,6 +2880,9 @@ check_balance(ErtsRunQueue *c_rq) mmax_len = run_queue_info[qix].max_len; } + if (!erts_sched_compact_load) + goto all_active; + if (!forced && half_full_scheds != blnc_no_rqs) { int min = 1; if (min < half_full_scheds) @@ -3331,14 +3265,10 @@ init_aux_work_data(ErtsAuxWorkData *awdp, ErtsSchedulerData *esdp) } void -erts_init_scheduling(int mrq, int no_schedulers, int no_schedulers_online) +erts_init_scheduling(int no_schedulers, int no_schedulers_online) { int ix, n, no_ssi; -#ifndef ERTS_SMP - mrq = 0; -#endif - init_misc_op_list_alloc(); ASSERT(no_schedulers_online <= no_schedulers); @@ -3347,7 +3277,7 @@ erts_init_scheduling(int mrq, int no_schedulers, int no_schedulers_online) /* Create and initialize run queues */ - n = (int) (mrq ? no_schedulers : 1); + n = no_schedulers; erts_aligned_run_queues = erts_alloc_permanent_cache_aligned(ERTS_ALC_T_RUNQS, @@ -3372,14 +3302,9 @@ erts_init_scheduling(int mrq, int no_schedulers, int no_schedulers_online) erts_smp_mtx_init_x(&rq->mtx, "run_queue", make_small(ix + 1)); erts_smp_cnd_init(&rq->cnd); -#ifdef ERTS_SMP - erts_smp_spinlock_init(&rq->sleepers.lock, "run_queue_sleep_list"); - rq->sleepers.list = NULL; -#endif - rq->waiting = 0; rq->woken = 0; - rq->flags = !mrq ? ERTS_RUNQ_FLG_SHARED_RUNQ : 0; + rq->flags = 0; rq->check_balance_reds = ERTS_RUNQ_CALL_CHECK_BALANCE_REDS; rq->full_reds_history_sum = 0; for (rix = 0; rix < ERTS_FULL_REDS_HISTORY_SIZE; rix++) { @@ -3425,8 +3350,6 @@ erts_init_scheduling(int mrq, int no_schedulers, int no_schedulers_online) rq->ports.end = NULL; } - erts_common_run_queue = !mrq ? ERTS_RUNQ_IX(0) : NULL; - #ifdef ERTS_SMP if (erts_no_run_queues != 1) { @@ -3503,18 +3426,9 @@ erts_init_scheduling(int mrq, int no_schedulers, int no_schedulers_online) erts_init_atom_cache_map(&esdp->atom_cache_map); - if (erts_common_run_queue) { - esdp->run_queue = erts_common_run_queue; - esdp->run_queue->scheduler = NULL; - } - else { - esdp->run_queue = ERTS_RUNQ_IX(ix); - esdp->run_queue->scheduler = esdp; - } + esdp->run_queue = ERTS_RUNQ_IX(ix); + esdp->run_queue->scheduler = esdp; -#ifdef ERTS_SMP - erts_smp_atomic32_init_nob(&esdp->chk_cpu_bind, 0); -#endif init_aux_work_data(&esdp->aux_work_data, esdp); } @@ -3537,8 +3451,7 @@ erts_init_scheduling(int mrq, int no_schedulers, int no_schedulers_online) schdlr_sspnd.msb.ongoing = 0; erts_smp_atomic32_init_nob(&schdlr_sspnd.active, no_schedulers); schdlr_sspnd.msb.procs = NULL; - init_no_runqs(no_schedulers, - erts_common_run_queue ? 1 : no_schedulers_online); + init_no_runqs(no_schedulers, no_schedulers_online); balance_info.last_active_runqs = no_schedulers; erts_smp_mtx_init(&balance_info.update_mtx, "migration_info_update"); balance_info.forced_check_balance = 0; @@ -3551,16 +3464,9 @@ erts_init_scheduling(int mrq, int no_schedulers, int no_schedulers_online) balance_info.n = 0; if (no_schedulers_online < no_schedulers) { - if (erts_common_run_queue) { - for (ix = no_schedulers_online; ix < no_schedulers; ix++) - erts_smp_atomic32_read_bor_nob(&ERTS_SCHED_SLEEP_INFO_IX(ix)->flags, - ERTS_SSI_FLG_SUSPENDED); - } - else { - for (ix = no_schedulers_online; ix < erts_no_run_queues; ix++) - evacuate_run_queue(ERTS_RUNQ_IX(ix), - ERTS_RUNQ_IX(ix % no_schedulers_online)); - } + for (ix = no_schedulers_online; ix < erts_no_run_queues; ix++) + evacuate_run_queue(ERTS_RUNQ_IX(ix), + ERTS_RUNQ_IX(ix % no_schedulers_online)); } schdlr_sspnd.wait_curr_online = no_schedulers_online; @@ -3605,8 +3511,6 @@ ErtsRunQueue * erts_schedid2runq(Uint id) { int ix; - if (erts_common_run_queue) - return erts_common_run_queue; ix = (int) id - 1; ASSERT(0 <= ix && ix < erts_no_run_queues); return ERTS_RUNQ_IX(ix); @@ -3897,9 +3801,11 @@ suspend_scheduler(ErtsSchedulerData *esdp) wake = 0; } - flgs = erts_smp_atomic32_read_acqb(&ssi->flags); - if (!(flgs & ERTS_SSI_FLG_SUSPENDED)) - break; + if (curr_online && !ongoing_multi_scheduling_block()) { + flgs = erts_smp_atomic32_read_acqb(&ssi->flags); + if (!(flgs & ERTS_SSI_FLG_SUSPENDED)) + break; + } erts_smp_mtx_unlock(&schdlr_sspnd.mtx); while (1) { @@ -4091,10 +3997,6 @@ erts_set_schedulers_online(Process *p, for (ix = online; ix < no; ix++) erts_sched_poke(ERTS_SCHED_SLEEP_INFO_IX(ix)); } - else if (erts_common_run_queue) { - for (ix = online; ix < no; ix++) - scheduler_ix_resume_wake(ix); - } else { if (plocks) { have_unlocked_plocks = 1; @@ -4142,15 +4044,6 @@ erts_set_schedulers_online(Process *p, for (ix = no; ix < online; ix++) erts_sched_poke(ERTS_SCHED_SLEEP_INFO_IX(ix)); } - else if (erts_common_run_queue) { - for (ix = no; ix < online; ix++) { - ErtsSchedulerSleepInfo *ssi; - ssi = ERTS_SCHED_SLEEP_INFO_IX(ix); - erts_smp_atomic32_read_bor_nob(&ssi->flags, - ERTS_SSI_FLG_SUSPENDED); - } - wake_all_schedulers(); - } else { if (plocks) { have_unlocked_plocks = 1; @@ -4177,7 +4070,7 @@ erts_set_schedulers_online(Process *p, erts_smp_mtx_lock(&schdlr_sspnd.mtx); for (ix = no; ix < online; ix++) { ErtsRunQueue *rq = ERTS_RUNQ_IX(ix); - wake_scheduler(rq, 0, 1); + wake_scheduler(rq, 0); } } } @@ -4270,33 +4163,26 @@ erts_block_multi_scheduling(Process *p, ErtsProcLocks plocks, int on, int all) res = ERTS_SCHDLR_SSPND_YIELD_DONE_MSCHED_BLOCKED; schdlr_sspnd.msb.wait_active = 2; } - if (erts_common_run_queue) { - for (ix = 1; ix < online; ix++) - erts_smp_atomic32_read_bor_nob(&ERTS_SCHED_SLEEP_INFO_IX(ix)->flags, - ERTS_SSI_FLG_SUSPENDED); - wake_all_schedulers(); - } - else { - erts_smp_mtx_unlock(&schdlr_sspnd.mtx); - erts_smp_mtx_lock(&balance_info.update_mtx); - set_no_used_runqs(1); - for (ix = 0; ix < online; ix++) { - ErtsRunQueue *rq = ERTS_RUNQ_IX(ix); - erts_smp_runq_lock(rq); - ASSERT(!(rq->flags & ERTS_RUNQ_FLG_SUSPENDED)); - ERTS_RUNQ_RESET_MIGRATION_PATHS(rq, 0x7); - erts_smp_runq_unlock(rq); - } - /* - * Evacuate all activities in all other run queues - * into the first run queue. Note order is important, - * online run queues has to be evacuated last. - */ - for (ix = erts_no_run_queues-1; ix >= 1; ix--) - evacuate_run_queue(ERTS_RUNQ_IX(ix), ERTS_RUNQ_IX(0)); - erts_smp_mtx_unlock(&balance_info.update_mtx); - erts_smp_mtx_lock(&schdlr_sspnd.mtx); + + erts_smp_mtx_unlock(&schdlr_sspnd.mtx); + erts_smp_mtx_lock(&balance_info.update_mtx); + set_no_used_runqs(1); + for (ix = 0; ix < online; ix++) { + ErtsRunQueue *rq = ERTS_RUNQ_IX(ix); + erts_smp_runq_lock(rq); + ASSERT(!(rq->flags & ERTS_RUNQ_FLG_SUSPENDED)); + ERTS_RUNQ_RESET_MIGRATION_PATHS(rq, 0x7); + erts_smp_runq_unlock(rq); } + /* + * Evacuate all activities in all other run queues + * into the first run queue. Note order is important, + * online run queues has to be evacuated last. + */ + for (ix = erts_no_run_queues-1; ix >= 1; ix--) + evacuate_run_queue(ERTS_RUNQ_IX(ix), ERTS_RUNQ_IX(0)); + erts_smp_mtx_unlock(&balance_info.update_mtx); + erts_smp_mtx_lock(&schdlr_sspnd.mtx); if (erts_smp_atomic32_read_nob(&schdlr_sspnd.active) != schdlr_sspnd.msb.wait_active) { @@ -4408,12 +4294,6 @@ erts_block_multi_scheduling(Process *p, ErtsProcLocks plocks, int on, int all) ASSERT(erts_smp_atomic32_read_nob(&schdlr_sspnd.active) == 1); ERTS_SCHDLR_SSPND_CHNG_SET(0, ERTS_SCHDLR_SSPND_CHNG_MSB); } - else if (erts_common_run_queue) { - for (ix = 1; ix < schdlr_sspnd.online; ix++) - erts_smp_atomic32_read_band_nob(&ERTS_SCHED_SLEEP_INFO_IX(ix)->flags, - ~ERTS_SSI_FLG_SUSPENDED); - wake_all_schedulers(); - } else { int online = schdlr_sspnd.online; erts_smp_mtx_unlock(&schdlr_sspnd.mtx); @@ -5092,7 +4972,7 @@ suspend_process_2(BIF_ALIST_2) /* This is really a piece of cake without SMP support... */ if (!smon->active) { - suspend_process(erts_common_run_queue, suspendee); + suspend_process(ERTS_RUNQ_IX(0), suspendee); smon->active++; res = am_true; } @@ -5662,8 +5542,6 @@ erts_proc_migrate(Process *p, ErtsProcLocks *plcks, || from_locked); ERTS_SMP_LC_CHK_RUNQ_LOCK(from_rq, *from_locked); ERTS_SMP_LC_CHK_RUNQ_LOCK(to_rq, *to_locked); - - ASSERT(!erts_common_run_queue); /* * If we have the lock on the run queue to migrate to, @@ -5814,25 +5692,17 @@ erts_process_status(Process *c_p, ErtsProcLocks c_p_locks, int i; ErtsSchedulerData *esdp; - if (erts_common_run_queue) - erts_smp_runq_lock(erts_common_run_queue); - for (i = 0; i < erts_no_schedulers; i++) { esdp = ERTS_SCHEDULER_IX(i); - if (!erts_common_run_queue) - erts_smp_runq_lock(esdp->run_queue); + erts_smp_runq_lock(esdp->run_queue); if (esdp->free_process && esdp->free_process->id == rpid) { res = am_free; - if (!erts_common_run_queue) - erts_smp_runq_unlock(esdp->run_queue); + erts_smp_runq_unlock(esdp->run_queue); break; } - if (!erts_common_run_queue) - erts_smp_runq_unlock(esdp->run_queue); + erts_smp_runq_unlock(esdp->run_queue); } - if (erts_common_run_queue) - erts_smp_runq_unlock(erts_common_run_queue); #endif } @@ -6143,10 +6013,8 @@ Process *schedule(Process *p, int calls) #ifdef ERTS_SMP - if (!(rq->flags & ERTS_RUNQ_FLG_SHARED_RUNQ) - && rq->check_balance_reds <= 0) { + if (rq->check_balance_reds <= 0) check_balance(rq); - } ERTS_SMP_LC_ASSERT(!erts_thr_progress_is_blocking()); ERTS_SMP_LC_ASSERT(erts_smp_lc_runq_is_locked(rq)); @@ -6156,20 +6024,15 @@ Process *schedule(Process *p, int calls) continue_check_activities_to_run: - if (rq->flags & (ERTS_RUNQ_FLG_SHARED_RUNQ - | ERTS_RUNQ_FLG_CHK_CPU_BIND + if (rq->flags & (ERTS_RUNQ_FLG_CHK_CPU_BIND | ERTS_RUNQ_FLG_SUSPENDED)) { - if ((rq->flags & ERTS_RUNQ_FLG_SUSPENDED) - || (erts_smp_atomic32_read_acqb(&esdp->ssi->flags) - & ERTS_SSI_FLG_SUSPENDED)) { + if (rq->flags & ERTS_RUNQ_FLG_SUSPENDED) { ASSERT(erts_smp_atomic32_read_nob(&esdp->ssi->flags) & ERTS_SSI_FLG_SUSPENDED); suspend_scheduler(esdp); } - if ((rq->flags & ERTS_RUNQ_FLG_CHK_CPU_BIND) - || erts_smp_atomic32_read_acqb(&esdp->chk_cpu_bind)) { + if (rq->flags & ERTS_RUNQ_FLG_CHK_CPU_BIND) erts_sched_check_cpu_bind(esdp); - } } { @@ -6211,16 +6074,11 @@ Process *schedule(Process *p, int calls) empty_runq(rq); - if (rq->flags & (ERTS_RUNQ_FLG_SHARED_RUNQ - | ERTS_RUNQ_FLG_SUSPENDED)) { - if ((rq->flags & ERTS_RUNQ_FLG_SUSPENDED) - || (erts_smp_atomic32_read_acqb(&esdp->ssi->flags) - & ERTS_SSI_FLG_SUSPENDED)) { - ASSERT(erts_smp_atomic32_read_nob(&esdp->ssi->flags) - & ERTS_SSI_FLG_SUSPENDED); - non_empty_runq(rq); - goto continue_check_activities_to_run; - } + if (rq->flags & ERTS_RUNQ_FLG_SUSPENDED) { + ASSERT(erts_smp_atomic32_read_nob(&esdp->ssi->flags) + & ERTS_SSI_FLG_SUSPENDED); + non_empty_runq(rq); + goto continue_check_activities_to_run; } else if (!(rq->flags & ERTS_RUNQ_FLG_INACTIVE)) { /* @@ -6285,11 +6143,7 @@ Process *schedule(Process *p, int calls) else if (rq->wakeup_other < wakeup_other_limit) rq->wakeup_other += rq->len*wo_reds + ERTS_WAKEUP_OTHER_FIXED_INC; else { - if (erts_common_run_queue) { - if (erts_common_run_queue->waiting) - wake_scheduler(erts_common_run_queue, 0, 1); - } - else if (erts_smp_atomic32_read_acqb(&no_empty_run_queues) != 0) { + if (erts_smp_atomic32_read_acqb(&no_empty_run_queues) != 0) { wake_scheduler_on_empty_runq(rq); rq->wakeup_other = 0; } @@ -6888,7 +6742,9 @@ erl_create_process(Process* parent, /* Parent of process (default group leader). goto error; } +#ifdef BM_COUNTERS processes_busy++; +#endif BM_COUNT(processes_spawned); #ifndef HYBRID @@ -7136,7 +6992,7 @@ erl_create_process(Process* parent, /* Parent of process (default group leader). p->pending_exit.bp = NULL; #endif -#if !defined(NO_FPE_SIGNALS) +#if !defined(NO_FPE_SIGNALS) || defined(HIPE) p->fp_exception = 0; #endif @@ -7310,7 +7166,7 @@ void erts_init_empty_process(Process *p) p->run_queue = ERTS_RUNQ_IX(0); #endif -#if !defined(NO_FPE_SIGNALS) +#if !defined(NO_FPE_SIGNALS) || defined(HIPE) p->fp_exception = 0; #endif @@ -8411,7 +8267,9 @@ continue_exit_process(Process *p pbt = ERTS_PROC_SET_CALL_TIME(p, ERTS_PROC_LOCKS_ALL, NULL); erts_smp_proc_unlock(p, ERTS_PROC_LOCKS_ALL); +#ifdef BM_COUNTERS processes_busy--; +#endif if (dep) { erts_do_net_exits(dep, reason); diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 4027fade35..a51b380bb0 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -95,6 +95,7 @@ struct saved_calls { }; extern Export exp_send, exp_receive, exp_timeout; +extern int erts_sched_compact_load; extern Uint erts_no_schedulers; extern Uint erts_no_run_queues; extern int erts_sched_thread_suggested_stack_size; @@ -143,12 +144,10 @@ extern int erts_sched_thread_suggested_stack_size; (((Uint32) 1) << (ERTS_RUNQ_FLG_BASE2 + 1)) #define ERTS_RUNQ_FLG_SUSPENDED \ (((Uint32) 1) << (ERTS_RUNQ_FLG_BASE2 + 2)) -#define ERTS_RUNQ_FLG_SHARED_RUNQ \ - (((Uint32) 1) << (ERTS_RUNQ_FLG_BASE2 + 3)) #define ERTS_RUNQ_FLG_CHK_CPU_BIND \ - (((Uint32) 1) << (ERTS_RUNQ_FLG_BASE2 + 4)) + (((Uint32) 1) << (ERTS_RUNQ_FLG_BASE2 + 3)) #define ERTS_RUNQ_FLG_INACTIVE \ - (((Uint32) 1) << (ERTS_RUNQ_FLG_BASE2 + 5)) + (((Uint32) 1) << (ERTS_RUNQ_FLG_BASE2 + 4)) #define ERTS_RUNQ_FLGS_MIGRATION_QMASKS \ (ERTS_RUNQ_FLGS_EMIGRATE_QMASK \ @@ -271,11 +270,6 @@ typedef enum { typedef struct ErtsSchedulerSleepInfo_ ErtsSchedulerSleepInfo; -typedef struct { - erts_smp_spinlock_t lock; - ErtsSchedulerSleepInfo *list; -} ErtsSchedulerSleepList; - struct ErtsSchedulerSleepInfo_ { #ifdef ERTS_SMP ErtsSchedulerSleepInfo *next; @@ -338,10 +332,6 @@ struct ErtsRunQueue_ { erts_smp_mtx_t mtx; erts_smp_cnd_t cnd; -#ifdef ERTS_SMP - ErtsSchedulerSleepList sleepers; -#endif - ErtsSchedulerData *scheduler; int waiting; /* < 0 in sys schedule; > 0 on cnd variable */ int woken; @@ -387,7 +377,6 @@ typedef union { } ErtsAlignedRunQueue; extern ErtsAlignedRunQueue *erts_aligned_run_queues; -extern ErtsRunQueue *erts_common_run_queue; #define ERTS_PROC_REDUCTIONS_EXECUTED(RQ, PRIO, REDS, AREDS) \ do { \ @@ -468,11 +457,6 @@ struct ErtsSchedulerData_ { ErtsSchedAllocData alloc_data; -#ifdef ERTS_SMP - /* NOTE: These fields are modified under held mutexes by other threads */ - erts_smp_atomic32_t chk_cpu_bind; /* Only used when common run queue */ -#endif - #ifdef ERTS_DO_VERIFY_UNUSED_TEMP_ALLOC erts_alloc_verify_func_t verify_unused_temp_alloc; Allctr_t *verify_unused_temp_alloc_data; @@ -617,7 +601,7 @@ struct process { Uint min_heap_size; /* Minimum size of heap (in words). */ Uint min_vheap_size; /* Minimum size of virtual heap (in words). */ -#if !defined(NO_FPE_SIGNALS) +#if !defined(NO_FPE_SIGNALS) || defined(HIPE) volatile unsigned long fp_exception; #endif @@ -1078,7 +1062,7 @@ extern struct erts_system_profile_flags_t erts_system_profile_flags; void erts_pre_init_process(void); void erts_late_init_process(void); void erts_early_init_scheduling(int); -void erts_init_scheduling(int, int, int); +void erts_init_scheduling(int, int); ErtsProcList *erts_proclist_create(Process *); void erts_proclist_destroy(ErtsProcList *); @@ -1463,8 +1447,7 @@ erts_get_runq_proc(Process *p) ASSERT(p->run_queue); return p->run_queue; #else - ASSERT(erts_common_run_queue); - return erts_common_run_queue; + return ERTS_RUNQ_IX(0); #endif } @@ -1477,8 +1460,7 @@ erts_get_runq_current(ErtsSchedulerData *esdp) esdp = erts_get_scheduler_data(); return esdp->run_queue; #else - ASSERT(erts_common_run_queue); - return erts_common_run_queue; + return ERTS_RUNQ_IX(0); #endif } diff --git a/erts/emulator/beam/erl_process_lock.c b/erts/emulator/beam/erl_process_lock.c index b4d20480c5..a5a753b798 100644 --- a/erts/emulator/beam/erl_process_lock.c +++ b/erts/emulator/beam/erl_process_lock.c @@ -123,10 +123,10 @@ erts_init_proc_lock(int cpus) erts_smp_spinlock_init(&qs_lock, "proc_lck_qs_alloc"); for (i = 0; i < ERTS_NO_OF_PIX_LOCKS; i++) { #ifdef ERTS_ENABLE_LOCK_COUNT - erts_smp_spinlock_init_x(&erts_pix_locks[i].u.spnlck, - "pix_lock", make_small(i)); + erts_mtx_init_x(&erts_pix_locks[i].u.mtx, + "pix_lock", make_small(i)); #else - erts_smp_spinlock_init(&erts_pix_locks[i].u.spnlck, "pix_lock"); + erts_mtx_init(&erts_pix_locks[i].u.mtx, "pix_lock"); #endif } queue_free_list = NULL; diff --git a/erts/emulator/beam/erl_process_lock.h b/erts/emulator/beam/erl_process_lock.h index 97f250138e..97e554914e 100644 --- a/erts/emulator/beam/erl_process_lock.h +++ b/erts/emulator/beam/erl_process_lock.h @@ -255,8 +255,8 @@ void erts_proc_lc_unrequire_lock(Process *p, ErtsProcLocks locks); typedef struct { union { - erts_smp_spinlock_t spnlck; - char buf[64]; /* Try to get locks in different cache lines */ + erts_mtx_t mtx; + char buf[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(erts_mtx_t))]; } u; } erts_pix_lock_t; @@ -380,18 +380,18 @@ ERTS_GLB_INLINE void erts_proc_lock_op_debug(Process *, ErtsProcLocks, int); ERTS_GLB_INLINE void erts_pix_lock(erts_pix_lock_t *pixlck) { ERTS_LC_ASSERT(pixlck); - erts_smp_spin_lock(&pixlck->u.spnlck); + erts_mtx_lock(&pixlck->u.mtx); } ERTS_GLB_INLINE void erts_pix_unlock(erts_pix_lock_t *pixlck) { ERTS_LC_ASSERT(pixlck); - erts_smp_spin_unlock(&pixlck->u.spnlck); + erts_mtx_unlock(&pixlck->u.mtx); } ERTS_GLB_INLINE int erts_lc_pix_lock_is_locked(erts_pix_lock_t *pixlck) { - return erts_smp_lc_spinlock_is_locked(&pixlck->u.spnlck); + return erts_lc_mtx_is_locked(&pixlck->u.mtx); } /* diff --git a/erts/emulator/beam/erl_term.h b/erts/emulator/beam/erl_term.h index bc20b2d798..c270d13365 100644 --- a/erts/emulator/beam/erl_term.h +++ b/erts/emulator/beam/erl_term.h @@ -253,15 +253,15 @@ _ET_DECLARE_CHECKED(Eterm*,list_val,Wterm) #define SMALL_BITS (28) #define SMALL_DIGITS (8) #endif -#define MAX_SMALL ((1L << (SMALL_BITS-1))-1) -#define MIN_SMALL (-(1L << (SMALL_BITS-1))) +#define MAX_SMALL ((SWORD_CONSTANT(1) << (SMALL_BITS-1))-1) +#define MIN_SMALL (-(SWORD_CONSTANT(1) << (SMALL_BITS-1))) #define make_small(x) (((Uint)(x) << _TAG_IMMED1_SIZE) + _TAG_IMMED1_SMALL) #define is_small(x) (((x) & _TAG_IMMED1_MASK) == _TAG_IMMED1_SMALL) #define is_not_small(x) (!is_small((x))) #define is_byte(x) (((x) & ((~(Uint)0 << (_TAG_IMMED1_SIZE+8)) + _TAG_IMMED1_MASK)) == _TAG_IMMED1_SMALL) #define is_valid_bit_size(x) (((Sint)(x)) >= 0 && ((x) & 0x7F) == _TAG_IMMED1_SMALL) #define is_not_valid_bit_size(x) (!is_valid_bit_size((x))) -#define MY_IS_SSMALL(x) (((Uint) (((x) >> (SMALL_BITS-1)) + 1)) < 2) +#define MY_IS_SSMALL(x) (((Uint) ((((x)) >> (SMALL_BITS-1)) + 1)) < 2) #define _unchecked_unsigned_val(x) ((x) >> _TAG_IMMED1_SIZE) _ET_DECLARE_CHECKED(Uint,unsigned_val,Eterm) #define unsigned_val(x) _ET_APPLY(unsigned_val,(x)) diff --git a/erts/emulator/beam/erl_time.h b/erts/emulator/beam/erl_time.h index 7a09d30ff6..6c6e193818 100644 --- a/erts/emulator/beam/erl_time.h +++ b/erts/emulator/beam/erl_time.h @@ -20,7 +20,11 @@ #ifndef ERL_TIME_H__ #define ERL_TIME_H__ -extern erts_smp_atomic_t do_time; /* set at clock interrupt */ +#define ERTS_SHORT_TIME_T_MAX ERTS_AINT32_T_MAX +#define ERTS_SHORT_TIME_T_MIN ERTS_AINT32_T_MIN +typedef erts_aint32_t erts_short_time_t; + +extern erts_smp_atomic32_t do_time; /* set at clock interrupt */ extern SysTimeval erts_first_emu_time; /* @@ -71,22 +75,32 @@ void erts_cancel_smp_ptimer(ErtsSmpPTimer *ptimer); void erts_init_time(void); void erts_set_timer(ErlTimer*, ErlTimeoutProc, ErlCancelProc, void*, Uint); void erts_cancel_timer(ErlTimer*); -void erts_bump_timer(erts_aint_t); +void erts_bump_timer(erts_short_time_t); Uint erts_timer_wheel_memory_size(void); Uint erts_time_left(ErlTimer *); -erts_aint_t erts_next_time(void); +erts_short_time_t erts_next_time(void); #ifdef DEBUG void erts_p_slpq(void); #endif -ERTS_GLB_INLINE erts_aint_t erts_do_time_read_and_reset(void); -ERTS_GLB_INLINE void erts_do_time_add(long); +ERTS_GLB_INLINE erts_short_time_t erts_do_time_read_and_reset(void); +ERTS_GLB_INLINE void erts_do_time_add(erts_short_time_t); #if ERTS_GLB_INLINE_INCL_FUNC_DEF -ERTS_GLB_INLINE erts_aint_t erts_do_time_read_and_reset(void) { return erts_smp_atomic_xchg_acqb(&do_time, 0L); } -ERTS_GLB_INLINE void erts_do_time_add(long elapsed) { erts_smp_atomic_add_relb(&do_time, elapsed); } +ERTS_GLB_INLINE erts_short_time_t erts_do_time_read_and_reset(void) +{ + erts_short_time_t time = erts_smp_atomic32_xchg_acqb(&do_time, 0); + if (time < 0) + erl_exit(ERTS_ABORT_EXIT, "Internal time management error\n"); + return time; +} + +ERTS_GLB_INLINE void erts_do_time_add(erts_short_time_t elapsed) +{ + erts_smp_atomic32_add_relb(&do_time, elapsed); +} #endif /* #if ERTS_GLB_INLINE_INCL_FUNC_DEF */ @@ -105,7 +119,7 @@ void erts_get_now_cpu(Uint* megasec, Uint* sec, Uint* microsec); #endif void erts_get_timeval(SysTimeval *tv); -long erts_get_time(void); +erts_time_t erts_get_time(void); void erts_get_emu_time(SysTimeval *); ERTS_GLB_INLINE int erts_cmp_timeval(SysTimeval *t1p, SysTimeval *t2p); diff --git a/erts/emulator/beam/erl_time_sup.c b/erts/emulator/beam/erl_time_sup.c index ca4b54188e..b319288f7d 100644 --- a/erts/emulator/beam/erl_time_sup.c +++ b/erts/emulator/beam/erl_time_sup.c @@ -371,7 +371,7 @@ static void init_erts_deliver_time(const SysTimeval *inittv) static void do_erts_deliver_time(const SysTimeval *current) { SysTimeval cur_time; - long elapsed; + erts_time_t elapsed; /* calculate and deliver appropriate number of ticks */ cur_time = *current; @@ -385,7 +385,10 @@ static void do_erts_deliver_time(const SysTimeval *current) this by simply pretend as if the time stood still. :) */ if (elapsed > 0) { - erts_do_time_add(elapsed); + + ASSERT(elapsed < ((erts_time_t) ERTS_SHORT_TIME_T_MAX)); + + erts_do_time_add((erts_short_time_t) elapsed); last_delivered = cur_time; } } @@ -421,11 +424,11 @@ erts_init_time_sup(void) /* info functions */ void -elapsed_time_both(unsigned long *ms_user, unsigned long *ms_sys, - unsigned long *ms_user_diff, unsigned long *ms_sys_diff) +elapsed_time_both(UWord *ms_user, UWord *ms_sys, + UWord *ms_user_diff, UWord *ms_sys_diff) { - unsigned long prev_total_user, prev_total_sys; - unsigned long total_user, total_sys; + UWord prev_total_user, prev_total_sys; + UWord total_user, total_sys; SysTimes now; sys_times(&now); @@ -456,9 +459,9 @@ elapsed_time_both(unsigned long *ms_user, unsigned long *ms_sys, /* wall clock routines */ void -wall_clock_elapsed_time_both(unsigned long *ms_total, unsigned long *ms_diff) +wall_clock_elapsed_time_both(UWord *ms_total, UWord *ms_diff) { - unsigned long prev_total; + UWord prev_total; SysTimeval tv; erts_smp_mtx_lock(&erts_timeofday_mtx); @@ -592,10 +595,10 @@ static const int mdays[14] = {0, 31, 28, 31, 30, 31, 30, * greater of equal to 1600 , and month [1-12] and day [1-31] * are within range. Otherwise it returns -1. */ -static int long gregday(int year, int month, int day) +static time_t gregday(int year, int month, int day) { - int long ndays = 0; - int gyear, pyear, m; + time_t ndays = 0; + time_t gyear, pyear, m; /* number of days in previous years */ gyear = year - 1600; @@ -798,13 +801,14 @@ void erts_deliver_time(void) { void erts_time_remaining(SysTimeval *rem_time) { - int ticks; + erts_time_t ticks; SysTimeval cur_time; - long elapsed; + erts_time_t elapsed; /* erts_next_time() returns no of ticks to next timeout or -1 if none */ - if ((ticks = erts_next_time()) == -1) { + ticks = (erts_time_t) erts_next_time(); + if (ticks == (erts_time_t) -1) { /* timer queue empty */ /* this will cause at most 100000000 ticks */ rem_time->tv_sec = 100000; @@ -839,7 +843,7 @@ void erts_get_timeval(SysTimeval *tv) erts_smp_mtx_unlock(&erts_timeofday_mtx); } -long +erts_time_t erts_get_time(void) { SysTimeval sys_tv; diff --git a/erts/emulator/beam/erl_unicode.c b/erts/emulator/beam/erl_unicode.c index fca785a4de..6d5eae73b0 100644 --- a/erts/emulator/beam/erl_unicode.c +++ b/erts/emulator/beam/erl_unicode.c @@ -227,8 +227,8 @@ static ERTS_INLINE int simple_loops_to_common(int cost) static Sint aligned_binary_size(Eterm binary) { - unsigned char *bytes; - Uint bitoffs; + ERTS_DECLARE_DUMMY(unsigned char *bytes); + ERTS_DECLARE_DUMMY(Uint bitoffs); Uint bitsize; ERTS_GET_BINARY_BYTES(binary, bytes, bitoffs, bitsize); @@ -894,7 +894,9 @@ static BIF_RETTYPE build_utf8_return(Process *p,Eterm bin,int pos, static BIF_RETTYPE characters_to_utf8_trap(BIF_ALIST_3) { +#ifdef DEBUG Eterm *real_bin; +#endif byte* bytes; Eterm rest_term; int left, sleft; @@ -908,8 +910,10 @@ static BIF_RETTYPE characters_to_utf8_trap(BIF_ALIST_3) /*erts_printf("Trap %T!\r\n",BIF_ARG_2);*/ ASSERT(is_binary(BIF_ARG_1)); +#ifdef DEBUG real_bin = binary_val(BIF_ARG_1); ASSERT(*real_bin == HEADER_PROC_BIN); +#endif pos = (int) binary_size(BIF_ARG_1); bytes = binary_bytes(BIF_ARG_1); sleft = left = allowed_iterations(BIF_P); @@ -1719,7 +1723,7 @@ static BIF_RETTYPE do_bif_utf8_to_list(Process *p, if (b_sz) { ErlSubBin *sb; Eterm orig; - Uint offset; + ERTS_DECLARE_DUMMY(Uint offset); ASSERT(state != ERTS_UTF8_OK); hp = HAlloc(p, ERL_SUB_BIN_SIZE); sb = (ErlSubBin *) hp; @@ -2566,11 +2570,11 @@ BIF_RETTYPE prim_file_internal_native2name_1(BIF_ALIST_1) BIF_RETTYPE prim_file_internal_normalize_utf8_1(BIF_ALIST_1) { - Eterm real_bin; - Uint offset; + ERTS_DECLARE_DUMMY(Eterm real_bin); + ERTS_DECLARE_DUMMY(Uint offset); Uint size,num_chars; Uint bitsize; - Uint bitoffs; + ERTS_DECLARE_DUMMY(Uint bitoffs); Eterm ret; byte *temp_alloc = NULL; byte *bytes; diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 80ce4b969c..152dbcf085 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -46,7 +46,7 @@ #ifdef HIPE #include "hipe_mode_switch.h" #endif -#define in_area(ptr,start,nbytes) ((Uint)((char*)(ptr) - (char*)(start)) < (nbytes)) +#define in_area(ptr,start,nbytes) ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) #define MAX_STRING_LEN 0xffff @@ -88,7 +88,7 @@ static byte* enc_pid(ErtsAtomCacheMap *, Eterm, byte*, Uint32); static byte* dec_term(ErtsDistExternal *, Eterm**, byte*, ErlOffHeap*, Eterm*); static byte* dec_atom(ErtsDistExternal *, byte*, Eterm*); static byte* dec_pid(ErtsDistExternal *, Eterm**, byte*, ErlOffHeap*, Eterm*); -static Sint decoded_size(byte *ep, byte* endp, int only_heap_bins, int internal_tags); +static Sint decoded_size(byte *ep, byte* endp, int internal_tags); static Uint encode_size_struct2(ErtsAtomCacheMap *, Eterm, unsigned); @@ -810,7 +810,7 @@ bad_dist_ext(ErtsDistExternal *edep) } Sint -erts_decode_dist_ext_size(ErtsDistExternal *edep, int no_refc_bins) +erts_decode_dist_ext_size(ErtsDistExternal *edep) { Sint res; byte *ep; @@ -829,7 +829,7 @@ erts_decode_dist_ext_size(ErtsDistExternal *edep, int no_refc_bins) goto fail; ep = edep->extp+1; } - res = decoded_size(ep, edep->ext_endp, no_refc_bins, 0); + res = decoded_size(ep, edep->ext_endp, 0); if (res >= 0) return res; fail: @@ -837,16 +837,16 @@ erts_decode_dist_ext_size(ErtsDistExternal *edep, int no_refc_bins) return -1; } -Sint erts_decode_ext_size(byte *ext, Uint size, int no_refc_bins) +Sint erts_decode_ext_size(byte *ext, Uint size) { if (size == 0 || *ext != VERSION_MAGIC) return -1; - return decoded_size(ext+1, ext+size, no_refc_bins, 0); + return decoded_size(ext+1, ext+size, 0); } Sint erts_decode_ext_size_ets(byte *ext, Uint size) { - Sint sz = decoded_size(ext, ext+size, 0, 1); + Sint sz = decoded_size(ext, ext+size, 1); ASSERT(sz >= 0); return sz; } @@ -968,7 +968,7 @@ BIF_RETTYPE erts_debug_dist_ext_to_term_2(BIF_ALIST_2) ede.extp = binary_bytes(real_bin)+offset; ede.ext_endp = ede.extp + size; - hsz = erts_decode_dist_ext_size(&ede, 0); + hsz = erts_decode_dist_ext_size(&ede); if (hsz < 0) goto badarg; @@ -1106,7 +1106,7 @@ binary2term_prepare(ErtsBinary2TermState *state, byte *data, Sint data_size) goto error; size = (Sint) dest_len; } - res = decoded_size(state->extp, state->extp + size, 0, 0); + res = decoded_size(state->extp, state->extp + size, 0); if (res < 0) goto error; return res; @@ -2454,7 +2454,7 @@ dec_term_atom_common: n = get_int32(ep); ep += 4; - if (n <= ERL_ONHEAP_BIN_LIMIT || off_heap == NULL) { + if (n <= ERL_ONHEAP_BIN_LIMIT) { ErlHeapBin* hb = (ErlHeapBin *) hp; hb->thing_word = header_heap_bin(n); @@ -2492,7 +2492,7 @@ dec_term_atom_common: n = get_int32(ep); bitsize = ep[4]; ep += 5; - if (n <= ERL_ONHEAP_BIN_LIMIT || off_heap == NULL) { + if (n <= ERL_ONHEAP_BIN_LIMIT) { ErlHeapBin* hb = (ErlHeapBin *) hp; hb->thing_word = header_heap_bin(n); @@ -3061,7 +3061,7 @@ encode_size_struct2(ErtsAtomCacheMap *acmp, Eterm obj, unsigned dflags) } static Sint -decoded_size(byte *ep, byte* endp, int no_refc_bins, int internal_tags) +decoded_size(byte *ep, byte* endp, int internal_tags) { int heap_size = 0; int terms; @@ -3223,7 +3223,7 @@ decoded_size(byte *ep, byte* endp, int no_refc_bins, int internal_tags) CHKSIZE(4); n = get_int32(ep); SKIP2(n, 4); - if (n <= ERL_ONHEAP_BIN_LIMIT || no_refc_bins) { + if (n <= ERL_ONHEAP_BIN_LIMIT) { heap_size += heap_bin_size(n); } else { heap_size += PROC_BIN_SIZE; @@ -3234,7 +3234,7 @@ decoded_size(byte *ep, byte* endp, int no_refc_bins, int internal_tags) CHKSIZE(5); n = get_int32(ep); SKIP2(n, 5); - if (n <= ERL_ONHEAP_BIN_LIMIT || no_refc_bins) { + if (n <= ERL_ONHEAP_BIN_LIMIT) { heap_size += heap_bin_size(n) + ERL_SUB_BIN_SIZE; } else { heap_size += PROC_BIN_SIZE + ERL_SUB_BIN_SIZE; diff --git a/erts/emulator/beam/external.h b/erts/emulator/beam/external.h index 671b8b8781..eddd4571dd 100644 --- a/erts/emulator/beam/external.h +++ b/erts/emulator/beam/external.h @@ -175,10 +175,10 @@ void *erts_dist_ext_trailer(ErtsDistExternal *); void erts_destroy_dist_ext_copy(ErtsDistExternal *); int erts_prepare_dist_ext(ErtsDistExternal *, byte *, Uint, DistEntry *, ErtsAtomCache *); -Sint erts_decode_dist_ext_size(ErtsDistExternal *, int); +Sint erts_decode_dist_ext_size(ErtsDistExternal *); Eterm erts_decode_dist_ext(Eterm **, ErlOffHeap *, ErtsDistExternal *); -Sint erts_decode_ext_size(byte*, Uint, int); +Sint erts_decode_ext_size(byte*, Uint); Sint erts_decode_ext_size_ets(byte*, Uint); Eterm erts_decode_ext(Eterm **, ErlOffHeap *, byte**); Eterm erts_decode_ext_ets(Eterm **, ErlOffHeap *, byte*); diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index 4a4973baab..f98232246b 100644 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -172,7 +172,7 @@ struct port { DistEntry *dist_entry; /* Dist entry used in DISTRIBUTION */ char *name; /* String used in the open */ erts_driver_t* drv_ptr; - long drv_data; + UWord drv_data; ErtsProcList *suspended; /* List of suspended processes. */ LineBuf *linebuf; /* Buffer to hold data not ready for process to get (line oriented I/O)*/ @@ -205,7 +205,7 @@ erts_port_runq(Port *prt) rq1 = rq2; } #else - return erts_common_run_queue; + return ERTS_RUNQ_IX(0); #endif } @@ -398,7 +398,7 @@ extern Eterm erts_ddll_monitor_driver(Process *p, typedef struct binary { ERTS_INTERNAL_BINARY_FIELDS - long orig_size; + SWord orig_size; char orig_bytes[1]; /* to be continued */ } Binary; @@ -407,7 +407,7 @@ typedef struct binary { typedef struct { ERTS_INTERNAL_BINARY_FIELDS - long orig_size; + SWord orig_size; void (*destructor)(Binary *); char magic_bin_data[1]; } ErtsMagicBinary; @@ -555,7 +555,6 @@ extern Eterm node_cookie; extern erts_smp_atomic_t erts_bytes_out; /* no bytes written out */ extern erts_smp_atomic_t erts_bytes_in; /* no bytes sent into the system */ extern Uint display_items; /* no of items to display in traces etc */ -extern Uint display_loads; /* print info about loaded modules */ extern int erts_backtrace_depth; extern erts_smp_atomic32_t erts_max_gen_gcs; @@ -867,8 +866,14 @@ typedef struct { Eterm* fname_ptr; /* Pointer to fname table */ } FunctionInfo; -int erts_load_module(Process *c_p, ErtsProcLocks c_p_locks, - Eterm group_leader, Eterm* mod, byte* code, int size); +struct LoaderState* erts_alloc_loader_state(void); +Eterm erts_prepare_loading(struct LoaderState*, Process *c_p, + Eterm group_leader, Eterm* modp, + byte* code, Uint size); +Eterm erts_finish_loading(struct LoaderState* stp, Process* c_p, + ErtsProcLocks c_p_locks, Eterm* modp); +Eterm erts_load_module(Process *c_p, ErtsProcLocks c_p_locks, + Eterm group_leader, Eterm* mod, byte* code, Uint size); void init_load(void); BeamInstr* find_function_from_pc(BeamInstr* pc); Eterm* erts_build_mfa_item(FunctionInfo* fi, Eterm* hp, @@ -1121,7 +1126,9 @@ void erts_init_gc(void); int erts_garbage_collect(Process*, int, Eterm*, int); void erts_garbage_collect_hibernate(Process* p); Eterm erts_gc_after_bif_call(Process* p, Eterm result, Eterm* regs, Uint arity); -void erts_garbage_collect_literals(Process* p, Eterm* literals, Uint lit_size); +void erts_garbage_collect_literals(Process* p, Eterm* literals, + Uint lit_size, + struct erl_off_heap_header* oh); Uint erts_next_heap_size(Uint, Uint); Eterm erts_heap_sizes(Process* p); diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index fff720634d..759621d3c2 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -445,7 +445,7 @@ setup_port(Port* prt, Eterm pid, erts_driver_t *driver, prt->control_flags = 0; prt->connected = pid; - prt->drv_data = (long) drv_data; + prt->drv_data = (SWord) drv_data; prt->bytes_in = 0; prt->bytes_out = 0; prt->dist_entry = NULL; @@ -644,11 +644,10 @@ erts_open_driver(erts_driver_t* driver, /* Pointer to driver. */ name, opts); erts_unblock_fpe(fpe_was_unmasked); port->caller = NIL; - erts_unblock_fpe(fpe_was_unmasked); if (IS_TRACED_FL(port, F_TRACE_SCHED_PORTS)) { trace_sched_ports_where(port, am_out, am_start); } - if (error_number_ptr && ((long) drv_data) == (long) -2) + if (error_number_ptr && ((SWord) drv_data) == (SWord) -2) *error_number_ptr = errno; #ifdef ERTS_SMP if (port->xports) @@ -657,10 +656,10 @@ erts_open_driver(erts_driver_t* driver, /* Pointer to driver. */ #endif } - if (((long)drv_data) == -1 || - ((long)drv_data) == -2 || - ((long)drv_data) == -3) { - int res = (int) ((long) drv_data); + if (((SWord)drv_data) == -1 || + ((SWord)drv_data) == -2 || + ((SWord)drv_data) == -3) { + int res = (int) ((SWord) drv_data); if (res == -3 && error_number_ptr) { *error_number_ptr = BADARG; @@ -689,7 +688,7 @@ erts_open_driver(erts_driver_t* driver, /* Pointer to driver. */ erts_port_release(port); return res; } - port->drv_data = (long) drv_data; + port->drv_data = (SWord) drv_data; return port_ix; } @@ -952,7 +951,7 @@ io_list_to_vec(Eterm obj, /* io-list */ do { \ int _size = binary_size(obj); \ Eterm _real; \ - Uint _offset; \ + ERTS_DECLARE_DUMMY(Uint _offset); \ int _bitoffs; \ int _bitsize; \ ERTS_GET_REAL_BIN(obj, _real, _offset, _bitoffs, _bitsize); \ @@ -2171,8 +2170,8 @@ erts_port_control(Process* p, Port* prt, Uint command, Eterm iolist) * and with its length in to_len. */ if (is_binary(iolist) && binary_bitoffset(iolist) == 0) { - Uint bitoffs; - Uint bitsize; + ERTS_DECLARE_DUMMY(Uint bitoffs); + ERTS_DECLARE_DUMMY(Uint bitsize); ERTS_GET_BINARY_BYTES(iolist, to_port, bitoffs, bitsize); to_len = binary_size(iolist); } else { @@ -3083,7 +3082,7 @@ driver_deliver_term(ErlDrvPort port, Binary* bp = erts_bin_nrml_alloc(size); ASSERT(bufp); bp->flags = 0; - bp->orig_size = (long) size; + bp->orig_size = (SWord) size; erts_refc_init(&bp->refc, 1); sys_memcpy((void *) bp->orig_bytes, (void *) bufp, size); pbp = (ProcBin *) hp; @@ -3449,7 +3448,7 @@ driver_alloc_binary(int size) return NULL; /* The driver write must take action */ bin->flags = BIN_FLAG_DRV; erts_refc_init(&bin->refc, 1); - bin->orig_size = (long) size; + bin->orig_size = (SWord) size; return Binary2ErlDrvBinary(bin); } @@ -4076,7 +4075,7 @@ drv_cancel_timer(Port *prt) erts_port_task_abort(prt->id, &prt->timeout_task); } -int driver_set_timer(ErlDrvPort ix, UWord t) +int driver_set_timer(ErlDrvPort ix, unsigned long t) { Port* prt = erts_drvport2port(ix); diff --git a/erts/emulator/beam/packet_parser.c b/erts/emulator/beam/packet_parser.c index a66d60aa22..4d4b6ea196 100644 --- a/erts/emulator/beam/packet_parser.c +++ b/erts/emulator/beam/packet_parser.c @@ -301,7 +301,11 @@ int packet_get_length(enum PacketParseType htype, /* TCP_PB_LINE_LF: [Data ... \n] */ const char* ptr2; if ((ptr2 = memchr(ptr, '\n', n)) == NULL) { - if (n >= trunc_len && trunc_len!=0) { /* buffer full */ + if (n > max_plen && max_plen != 0) { /* packet full */ + DEBUGF((" => packet full (no NL)=%d\r\n", n)); + goto error; + } + else if (n >= trunc_len && trunc_len!=0) { /* buffer full */ DEBUGF((" => line buffer full (no NL)=%d\r\n", n)); return trunc_len; } @@ -309,6 +313,10 @@ int packet_get_length(enum PacketParseType htype, } else { int len = (ptr2 - ptr) + 1; /* including newline */ + if (len > max_plen && max_plen!=0) { + DEBUGF((" => packet_size %d exceeded\r\n", max_plen)); + goto error; + } if (len > trunc_len && trunc_len!=0) { DEBUGF((" => truncated line=%d\r\n", trunc_len)); return trunc_len; @@ -397,33 +405,50 @@ int packet_get_length(enum PacketParseType htype, const char* ptr1 = ptr; int len = plen; + if (!max_plen) { + /* This is for backward compatibility with old user of decode_packet + * that might use option 'line_length' to limit accepted length of + * http lines. + */ + max_plen = trunc_len; + } + while (1) { const char* ptr2 = memchr(ptr1, '\n', len); if (ptr2 == NULL) { - if (n >= trunc_len && trunc_len!=0) { /* buffer full */ - plen = trunc_len; - goto done; + if (max_plen != 0) { + if (n >= max_plen) /* packet full */ + goto error; } goto more; } else { plen = (ptr2 - ptr) + 1; - - if (*statep == 0) + + if (*statep == 0) { + if (max_plen != 0 && plen > max_plen) + goto error; goto done; - + } + if (plen < n) { if (SP(ptr2+1) && plen>2) { /* header field value continue on next line */ ptr1 = ptr2+1; len = n - plen; } - else + else { + if (max_plen != 0 && plen > max_plen) + goto error; goto done; + } } - else + else { + if (max_plen != 0 && plen > max_plen) + goto error; goto more; + } } } } diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index f9cbcc5892..efc6dd2c6b 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -103,6 +103,15 @@ typedef ERTS_SYS_FD_TYPE ErtsSysFdType; # define ERTS_LIKELY(BOOL) (BOOL) # define ERTS_UNLIKELY(BOOL) (BOOL) #endif +#ifdef __GNUC__ +# if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ > 5) +# define ERTS_DECLARE_DUMMY(X) X __attribute__ ((unused)) +# else +# define ERTS_DECLARE_DUMMY(X) X +# endif +#else +# define ERTS_DECLARE_DUMMY(X) X +#endif #if defined(DEBUG) || defined(ERTS_ENABLE_LOCK_CHECK) # undef ERTS_CAN_INLINE @@ -212,7 +221,8 @@ int real_printf(const char *fmt, ...); */ #if !((SIZEOF_VOID_P >= 4) && (SIZEOF_VOID_P == SIZEOF_SIZE_T) \ - && ((SIZEOF_VOID_P == SIZEOF_INT) || (SIZEOF_VOID_P == SIZEOF_LONG))) + && ((SIZEOF_VOID_P == SIZEOF_INT) || (SIZEOF_VOID_P == SIZEOF_LONG) || \ + (SIZEOF_VOID_P == SIZEOF_LONG_LONG))) #error Cannot handle this combination of int/long/void*/size_t sizes #endif @@ -253,9 +263,18 @@ typedef int Sint; #if SIZEOF_VOID_P == SIZEOF_LONG typedef unsigned long UWord; typedef long SWord; +#define SWORD_CONSTANT(Const) Const##L +#define UWORD_CONSTANT(Const) Const##UL #elif SIZEOF_VOID_P == SIZEOF_INT typedef unsigned int UWord; typedef int SWord; +#define SWORD_CONSTANT(Const) Const +#define UWORD_CONSTANT(Const) Const##U +#elif SIZEOF_VOID_P == SIZEOF_LONG_LONG +typedef unsigned long long UWord; +typedef long long SWord; +#define SWORD_CONSTANT(Const) Const##LL +#define UWORD_CONSTANT(Const) Const##ULL #else #error Found no appropriate type to use for 'Eterm', 'Uint' and 'Sint' #endif @@ -266,12 +285,23 @@ typedef int SWord; typedef unsigned long Eterm; typedef unsigned long Uint; typedef long Sint; +#define SWORD_CONSTANT(Const) Const##L +#define UWORD_CONSTANT(Const) Const##UL #define ERTS_SIZEOF_ETERM SIZEOF_LONG #elif SIZEOF_VOID_P == SIZEOF_INT typedef unsigned int Eterm; typedef unsigned int Uint; typedef int Sint; +#define SWORD_CONSTANT(Const) Const +#define UWORD_CONSTANT(Const) Const##U #define ERTS_SIZEOF_ETERM SIZEOF_INT +#elif SIZEOF_VOID_P == SIZEOF_LONG_LONG +typedef unsigned long long Eterm; +typedef unsigned long long Uint; +typedef long long Sint; +#define SWORD_CONSTANT(Const) Const##LL +#define UWORD_CONSTANT(Const) Const##ULL +#define ERTS_SIZEOF_ETERM SIZEOF_LONG_LONG #else #error Found no appropriate type to use for 'Eterm', 'Uint' and 'Sint' #endif @@ -606,10 +636,11 @@ extern char *erts_sys_ddll_error(int code); /* * System interfaces for startup. */ +#include "erl_time.h" void erts_sys_schedule_interrupt(int set); #ifdef ERTS_SMP -void erts_sys_schedule_interrupt_timed(int set, long msec); +void erts_sys_schedule_interrupt_timed(int set, erts_short_time_t msec); void erts_sys_main_thread(void); #endif @@ -626,10 +657,10 @@ Preload* sys_preloaded(void); unsigned char* sys_preload_begin(Preload*); void sys_preload_end(Preload*); int sys_get_key(int); -void elapsed_time_both(unsigned long *ms_user, unsigned long *ms_sys, - unsigned long *ms_user_diff, unsigned long *ms_sys_diff); -void wall_clock_elapsed_time_both(unsigned long *ms_total, - unsigned long *ms_diff); +void elapsed_time_both(UWord *ms_user, UWord *ms_sys, + UWord *ms_user_diff, UWord *ms_sys_diff); +void wall_clock_elapsed_time_both(UWord *ms_total, + UWord *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, @@ -959,6 +990,19 @@ void erl_bin_write(unsigned char *, int, int); #endif +#ifdef __WIN32__ +#ifdef ARCH_64 +#define ERTS_ALLOC_ALIGN_BYTES 16 +#define ERTS_SMALL_ABS(Small) _abs64(Small) +#else +#define ERTS_ALLOC_ALIGN_BYTES 8 +#define ERTS_SMALL_ABS(Small) labs(Small) +#endif +#else +#define ERTS_ALLOC_ALIGN_BYTES 8 +#define ERTS_SMALL_ABS(Small) labs(Small) +#endif + #ifdef __WIN32__ diff --git a/erts/emulator/beam/time.c b/erts/emulator/beam/time.c index db9a24e0a3..932d157cd8 100644 --- a/erts/emulator/beam/time.c +++ b/erts/emulator/beam/time.c @@ -107,20 +107,31 @@ static ErlTimer *tiw_min_ptr; /* Actual interval time chosen by sys_init_time() */ static int itime; /* Constant after init */ -erts_smp_atomic_t do_time; /* set at clock interrupt */ -static ERTS_INLINE erts_aint_t do_time_read(void) { return erts_smp_atomic_read_acqb(&do_time); } -static ERTS_INLINE erts_aint_t do_time_update(void) { return do_time_read(); } -static ERTS_INLINE void do_time_init(void) { erts_smp_atomic_init_nob(&do_time, 0L); } +erts_smp_atomic32_t do_time; /* set at clock interrupt */ +static ERTS_INLINE erts_short_time_t do_time_read(void) +{ + return erts_smp_atomic32_read_acqb(&do_time); +} + +static ERTS_INLINE erts_short_time_t do_time_update(void) +{ + return do_time_read(); +} + +static ERTS_INLINE void do_time_init(void) +{ + erts_smp_atomic32_init_nob(&do_time, 0); +} /* get the time (in units of itime) to the next timeout, or -1 if there are no timeouts */ -static erts_aint_t next_time_internal(void) /* PRE: tiw_lock taken by caller */ +static erts_short_time_t next_time_internal(void) /* PRE: tiw_lock taken by caller */ { int i, tm, nto; - unsigned int min; + Uint32 min; ErlTimer* p; - erts_aint_t dt; + erts_short_time_t dt; if (tiw_nto == 0) return -1; /* no timeouts in wheel */ @@ -133,7 +144,7 @@ static erts_aint_t next_time_internal(void) /* PRE: tiw_lock taken by caller */ /* start going through wheel to find next timeout */ tm = nto = 0; - min = (unsigned int) -1; /* max unsigned int */ + min = (Uint32) -1; /* max Uint32 */ i = tiw_pos; do { p = tiw[i]; @@ -162,7 +173,11 @@ static erts_aint_t next_time_internal(void) /* PRE: tiw_lock taken by caller */ i = (i + 1) % TIW_SIZE; } while (i != tiw_pos); dt = do_time_read(); - return ((min >= dt) ? (min - dt) : 0); + if (min <= (Uint32) dt) + return 0; + if ((min - (Uint32) dt) > (Uint32) ERTS_SHORT_TIME_T_MAX) + return ERTS_SHORT_TIME_T_MAX; + return (erts_short_time_t) (min - (Uint32) dt); } static void remove_timer(ErlTimer *p) { @@ -191,9 +206,9 @@ static void remove_timer(ErlTimer *p) { } /* Private export to erl_time_sup.c */ -erts_aint_t erts_next_time(void) +erts_short_time_t erts_next_time(void) { - erts_aint_t ret; + erts_short_time_t ret; erts_smp_mtx_lock(&tiw_lock); (void)do_time_update(); @@ -202,7 +217,7 @@ erts_aint_t erts_next_time(void) return ret; } -static ERTS_INLINE void bump_timer_internal(erts_aint_t dt) /* PRE: tiw_lock is write-locked */ +static ERTS_INLINE void bump_timer_internal(erts_short_time_t dt) /* PRE: tiw_lock is write-locked */ { Uint keep_pos; Uint count; @@ -273,7 +288,7 @@ static ERTS_INLINE void bump_timer_internal(erts_aint_t dt) /* PRE: tiw_lock is } } -void erts_bump_timer(erts_aint_t dt) /* dt is value from do_time */ +void erts_bump_timer(erts_short_time_t dt) /* dt is value from do_time */ { erts_smp_mtx_lock(&tiw_lock); bump_timer_internal(dt); @@ -378,8 +393,8 @@ erts_set_timer(ErlTimer* p, ErlTimeoutProc timeout, ErlCancelProc cancel, insert_timer(p, t); erts_smp_mtx_unlock(&tiw_lock); #if defined(ERTS_SMP) - if (t <= (Uint) LONG_MAX) - erts_sys_schedule_interrupt_timed(1, (long) t); + if (t <= (Uint) ERTS_SHORT_TIME_T_MAX) + erts_sys_schedule_interrupt_timed(1, (erts_short_time_t) t); #endif } @@ -419,7 +434,7 @@ Uint erts_time_left(ErlTimer *p) { Uint left; - erts_aint_t dt; + erts_short_time_t dt; erts_smp_mtx_lock(&tiw_lock); diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 1bd178f280..4105f194a9 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -45,6 +45,7 @@ #include "erl_thr_progress.h" #include "erl_thr_queue.h" #include "erl_sched_spec_pre_alloc.h" +#include "beam_bp.h" #undef M_TRIM_THRESHOLD #undef M_TOP_PAD @@ -2647,7 +2648,7 @@ tailrecur_ne: FloatDef f1, f2; Eterm big; #if HEAP_ON_C_STACK - Eterm big_buf[32]; /* If HEAP_ON_C_STACK */ + Eterm big_buf[CMP_TMP_HEAP_SIZE]; /* If HEAP_ON_C_STACK */ #else Eterm *big_buf = erts_get_scheduler_data()->cmp_tmp_heap; #endif @@ -2660,6 +2661,7 @@ tailrecur_ne: #endif #define MAX_LOSSLESS_FLOAT ((double)((1LL << 53) - 2)) #define MIN_LOSSLESS_FLOAT ((double)(((1LL << 53) - 2)*-1)) +#define BIG_ARITY_FLOAT_MAX (1024 / D_EXP) /* arity of max float as a bignum */ b_tag = tag_val_def(bw); switch(_NUMBER_CODE(a_tag, b_tag)) { @@ -2692,16 +2694,24 @@ tailrecur_ne: } #endif // ERTS_SIZEOF_ETERM == 8 break; + case FLOAT_BIG: + { + Wterm tmp = aw; + aw = bw; + bw = tmp; + }/* fall through */ case BIG_FLOAT: GET_DOUBLE(bw, f2); if ((f2.fd < (double) (MAX_SMALL + 1)) && (f2.fd > (double) (MIN_SMALL - 1))) { // Float is a Sint j = big_sign(aw) ? -1 : 1; - } else if ((pow(2.0,(big_arity(aw)-1.0)*D_EXP)-1.0) > fabs(f2.fd)) { + } else if (big_arity(aw) > BIG_ARITY_FLOAT_MAX + || pow(2.0,(big_arity(aw)-1)*D_EXP) > fabs(f2.fd)) { // If bignum size shows that it is bigger than the abs float j = big_sign(aw) ? -1 : 1; - } else if ((pow(2.0,(big_arity(aw))*D_EXP)-1.0) < fabs(f2.fd)) { + } else if (big_arity(aw) < BIG_ARITY_FLOAT_MAX + && (pow(2.0,(big_arity(aw))*D_EXP)-1.0) < fabs(f2.fd)) { // If bignum size shows that it is smaller than the abs float j = f2.fd < 0 ? 1 : -1; } else if (f2.fd < MAX_LOSSLESS_FLOAT && f2.fd > MIN_LOSSLESS_FLOAT) { @@ -2715,6 +2725,9 @@ tailrecur_ne: big = double_to_big(f2.fd, big_buf); j = big_comp(aw, big); } + if (_NUMBER_CODE(a_tag, b_tag) == FLOAT_BIG) { + j = -j; + } break; case FLOAT_SMALL: GET_DOUBLE(aw, f1); @@ -2739,29 +2752,6 @@ tailrecur_ne: } #endif // ERTS_SIZEOF_ETERM == 8 break; - case FLOAT_BIG: - GET_DOUBLE(aw, f1); - if ((f1.fd < (double) (MAX_SMALL + 1)) - && (f1.fd > (double) (MIN_SMALL - 1))) { // Float is a Sint - j = big_sign(bw) ? 1 : -1; - } else if ((pow(2.0, (big_arity(bw) - 1.0) * D_EXP) - 1.0) > fabs(f1.fd)) { - // If bignum size shows that it is bigger than the abs float - j = big_sign(bw) ? 1 : -1; - } else if ((pow(2.0,(big_arity(bw))*D_EXP)-1.0) < fabs(f1.fd)) { - // If bignum size shows that it is smaller than the abs float - j = f1.fd < 0 ? -1 : 1; - } else if (f1.fd < MAX_LOSSLESS_FLOAT && f1.fd > MIN_LOSSLESS_FLOAT) { - // Float is within the no loss limit - if (big_to_double(bw, &f2.fd) < 0) { - j = big_sign(bw) ? 1 : -1; - } else { - j = float_comp(f1.fd, f2.fd); - } - } else { - big = double_to_big(f1.fd, big_buf); - j = big_comp(big, bw); - } - break; default: j = b_tag - a_tag; } @@ -2955,14 +2945,14 @@ Eterm buf_to_intlist(Eterm** hpp, char *buf, int len, Eterm tail) { Eterm* hp = *hpp; + int i = len - 1; - buf += (len-1); - while(len > 0) { - tail = CONS(hp, make_small((byte)*buf), tail); + while(i >= 0) { + tail = CONS(hp, make_small((Uint)(byte)buf[i]), tail); hp += 2; - buf--; - len--; + --i; } + *hpp = hp; return tail; } |