diff options
Diffstat (limited to 'erts/emulator')
-rw-r--r-- | erts/emulator/beam/dist.c | 4 | ||||
-rw-r--r-- | erts/emulator/beam/dist.h | 2 | ||||
-rw-r--r-- | erts/emulator/beam/erl_bif_lists.c | 2 | ||||
-rw-r--r-- | erts/emulator/beam/erl_db_tree.c | 8 | ||||
-rw-r--r-- | erts/emulator/beam/erl_map.c | 73 | ||||
-rw-r--r-- | erts/emulator/beam/erl_utils.h | 28 | ||||
-rw-r--r-- | erts/emulator/beam/external.c | 187 | ||||
-rw-r--r-- | erts/emulator/beam/utils.c | 9 |
8 files changed, 139 insertions, 174 deletions
diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index bfecac1612..32f3cda4f5 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -712,7 +712,7 @@ void erts_dsend_context_dtor(Binary* ctx_bin) ErtsSendContext* ctx = ERTS_MAGIC_BIN_DATA(ctx_bin); switch (ctx->dss.phase) { case ERTS_DSIG_SEND_PHASE_MSG_SIZE: - DESTROY_SAVED_ESTACK(&ctx->dss.u.sc.estack); + DESTROY_SAVED_WSTACK(&ctx->dss.u.sc.wstack); break; case ERTS_DSIG_SEND_PHASE_MSG_ENCODE: DESTROY_SAVED_WSTACK(&ctx->dss.u.ec.wstack); @@ -1800,7 +1800,7 @@ erts_dsig_send(ErtsDSigData *dsdp, struct erts_dsig_send_context* ctx) erts_encode_dist_ext_size(ctx->ctl, ctx->flags, ctx->acmp, &ctx->data_size); if (is_value(ctx->msg)) { - ctx->u.sc.estack.start = NULL; + ctx->u.sc.wstack.wstart = NULL; ctx->u.sc.flags = ctx->flags; ctx->u.sc.level = 0; ctx->phase = ERTS_DSIG_SEND_PHASE_MSG_SIZE; diff --git a/erts/emulator/beam/dist.h b/erts/emulator/beam/dist.h index 2a2ba0c83f..cd2cc0ef4a 100644 --- a/erts/emulator/beam/dist.h +++ b/erts/emulator/beam/dist.h @@ -282,7 +282,7 @@ typedef struct TTBSizeContext_ { int level; Uint result; Eterm obj; - ErtsEStack estack; + ErtsWStack wstack; } TTBSizeContext; typedef struct TTBEncodeContext_ { diff --git a/erts/emulator/beam/erl_bif_lists.c b/erts/emulator/beam/erl_bif_lists.c index 820ed2385d..e006d57124 100644 --- a/erts/emulator/beam/erl_bif_lists.c +++ b/erts/emulator/beam/erl_bif_lists.c @@ -390,7 +390,7 @@ keyfind(int Bif, Process* p, Eterm Key, Eterm Pos, Eterm List) Eterm *tuple_ptr = tuple_val(term); if (pos <= arityval(*tuple_ptr)) { Eterm element = tuple_ptr[pos]; - if (CMP(Key, element) == 0) { + if (CMP_EQ(Key, element)) { return term; } } diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index 577da35b75..d90af46659 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -1116,7 +1116,7 @@ static int db_select_tree(Process *p, DbTable *tbl, sc.all_objects = mpi.all_objects; if (!mpi.got_partial && mpi.some_limitation && - CMP(mpi.least,mpi.most) == 0) { + CMP_EQ(mpi.least,mpi.most)) { doit_select(tb,mpi.save_term,&sc,0 /* direction doesn't matter */); RET_TO_BIF(sc.accum,DB_ERROR_NONE); } @@ -1324,7 +1324,7 @@ static int db_select_count_tree(Process *p, DbTable *tbl, sc.all_objects = mpi.all_objects; if (!mpi.got_partial && mpi.some_limitation && - CMP(mpi.least,mpi.most) == 0) { + CMP_EQ(mpi.least,mpi.most)) { doit_select_count(tb,mpi.save_term,&sc,0 /* dummy */); RET_TO_BIF(erts_make_integer(sc.got,p),DB_ERROR_NONE); } @@ -1429,7 +1429,7 @@ static int db_select_chunk_tree(Process *p, DbTable *tbl, sc.all_objects = mpi.all_objects; if (!mpi.got_partial && mpi.some_limitation && - CMP(mpi.least,mpi.most) == 0) { + CMP_EQ(mpi.least,mpi.most)) { doit_select(tb,mpi.save_term,&sc, 0 /* direction doesn't matter */); if (sc.accum != NIL) { hp=HAlloc(p, 3); @@ -1673,7 +1673,7 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, sc.mp = mpi.mp; if (!mpi.got_partial && mpi.some_limitation && - CMP(mpi.least,mpi.most) == 0) { + CMP_EQ(mpi.least,mpi.most)) { doit_select_delete(tb,mpi.save_term,&sc, 0 /* direction doesn't matter */); RET_TO_BIF(erts_make_integer(sc.accum,p),DB_ERROR_NONE); diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c index 20a17bcd24..cca287c753 100644 --- a/erts/emulator/beam/erl_map.c +++ b/erts/emulator/beam/erl_map.c @@ -1947,27 +1947,32 @@ int erts_hashmap_insert_down(Uint32 hx, Eterm key, Eterm node, Uint *sz, case HAMT_SUBTAG_NODE_BITMAP: hval = MAP_HEADER_VAL(hdr); ix = hashmap_index(hx); - bp = 1 << ix; - slot = hashmap_bitcount(hval & (bp - 1)); - n = hashmap_bitcount(hval); + bp = 1 << ix; + if (hval == 0xffff) { + slot = ix; + n = 16; + } else { + slot = hashmap_bitcount(hval & (bp - 1)); + n = hashmap_bitcount(hval); + } + + ESTACK_PUSH4(*sp, n, bp, slot, node); + + if (!(bp & hval)) { /* not occupied */ + if (is_update) { + UnUseTmpHeapNoproc(2); + return 0; + } + size += HAMT_NODE_BITMAP_SZ(n+1); + goto unroll; + } + + hx = hashmap_shift_hash(th,hx,lvl,key); + node = ptr[slot+1]; + ASSERT(HAMT_NODE_BITMAP_SZ(n) <= 17); + size += HAMT_NODE_BITMAP_SZ(n); + break; - ESTACK_PUSH4(*sp, n, bp, slot, node); - - /* occupied */ - if (bp & hval) { - hx = hashmap_shift_hash(th,hx,lvl,key); - node = ptr[slot+1]; - ASSERT(HAMT_NODE_BITMAP_SZ(n) <= 17); - size += HAMT_NODE_BITMAP_SZ(n); - break; - } - /* not occupied */ - if (is_update) { - UnUseTmpHeapNoproc(2); - return 0; - } - size += HAMT_NODE_BITMAP_SZ(n+1); - goto unroll; case HAMT_SUBTAG_HEAD_BITMAP: hval = MAP_HEADER_VAL(hdr); ix = hashmap_index(hx); @@ -2197,21 +2202,25 @@ static Eterm hashmap_delete(Process *p, Uint32 hx, Eterm key, Eterm map) { hval = MAP_HEADER_VAL(hdr); ix = hashmap_index(hx); bp = 1 << ix; - slot = hashmap_bitcount(hval & (bp - 1)); - n = hashmap_bitcount(hval); + if (hval == 0xffff) { + slot = ix; + n = 16; + } else if (bp & hval) { + slot = hashmap_bitcount(hval & (bp - 1)); + n = hashmap_bitcount(hval); + } else { + /* not occupied */ + goto not_found; + } ESTACK_PUSH4(stack, n, bp, slot, node); - /* occupied */ - if (bp & hval) { - hx = hashmap_shift_hash(th,hx,lvl,key); - node = ptr[slot+1]; - ASSERT(HAMT_NODE_BITMAP_SZ(n) <= 17); - size += HAMT_NODE_BITMAP_SZ(n); - break; - } - /* not occupied */ - goto not_found; + hx = hashmap_shift_hash(th,hx,lvl,key); + node = ptr[slot+1]; + ASSERT(HAMT_NODE_BITMAP_SZ(n) <= 17); + size += HAMT_NODE_BITMAP_SZ(n); + break; + case HAMT_SUBTAG_HEAD_BITMAP: hval = MAP_HEADER_VAL(hdr); ix = hashmap_index(hx); diff --git a/erts/emulator/beam/erl_utils.h b/erts/emulator/beam/erl_utils.h index 7cb8972e29..6a28105cb9 100644 --- a/erts/emulator/beam/erl_utils.h +++ b/erts/emulator/beam/erl_utils.h @@ -167,24 +167,26 @@ int eq(Eterm, Eterm); #define EQ(x,y) (((x) == (y)) || (is_not_both_immed((x),(y)) && eq((x),(y)))) #if HALFWORD_HEAP -Sint erts_cmp_rel_opt(Eterm, Eterm*, Eterm, Eterm*, int); -#define cmp_rel(A,A_BASE,B,B_BASE) erts_cmp_rel_opt(A,A_BASE,B,B_BASE,0) -#define cmp_rel_term(A,A_BASE,B,B_BASE) erts_cmp_rel_opt(A,A_BASE,B,B_BASE,1) -#define CMP(A,B) erts_cmp_rel_opt(A,NULL,B,NULL,0) -#define CMP_TERM(A,B) erts_cmp_rel_opt(A,NULL,B,NULL,1) +Sint erts_cmp_rel_opt(Eterm, Eterm*, Eterm, Eterm*, int, int); +#define cmp_rel(A,A_BASE,B,B_BASE) erts_cmp_rel_opt(A,A_BASE,B,B_BASE,0,0) +#define cmp_rel_term(A,A_BASE,B,B_BASE) erts_cmp_rel_opt(A,A_BASE,B,B_BASE,1,0) +#define CMP(A,B) erts_cmp_rel_opt(A,NULL,B,NULL,0,0) +#define CMP_TERM(A,B) erts_cmp_rel_opt(A,NULL,B,NULL,1,0) +#define CMP_EQ_ONLY(A,B) erts_cmp_rel_opt(A,NULL,B,NULL,0,1) #else -Sint cmp(Eterm, Eterm); -Sint erts_cmp(Eterm, Eterm, int); -#define cmp_rel(A,A_BASE,B,B_BASE) erts_cmp(A,B,0) -#define cmp_rel_term(A,A_BASE,B,B_BASE) erts_cmp(A,B,1) -#define CMP(A,B) erts_cmp(A,B,0) -#define CMP_TERM(A,B) erts_cmp(A,B,1) +Sint erts_cmp(Eterm, Eterm, int, int); +Sint cmp(Eterm a, Eterm b); +#define cmp_rel(A,A_BASE,B,B_BASE) erts_cmp(A,B,0,0) +#define cmp_rel_term(A,A_BASE,B,B_BASE) erts_cmp(A,B,1,0) +#define CMP(A,B) erts_cmp(A,B,0,0) +#define CMP_TERM(A,B) erts_cmp(A,B,1,0) +#define CMP_EQ_ONLY(A,B) erts_cmp(A,B,0,1) #endif #define cmp_lt(a,b) (CMP((a),(b)) < 0) #define cmp_le(a,b) (CMP((a),(b)) <= 0) -#define cmp_eq(a,b) (CMP((a),(b)) == 0) -#define cmp_ne(a,b) (CMP((a),(b)) != 0) +#define cmp_eq(a,b) (CMP_EQ_ONLY((a),(b)) == 0) +#define cmp_ne(a,b) (CMP_EQ_ONLY((a),(b)) != 0) #define cmp_ge(a,b) (CMP((a),(b)) >= 0) #define cmp_gt(a,b) (CMP((a),(b)) > 0) diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 2117dbec62..fe48298155 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -1779,7 +1779,7 @@ static void ttb_context_destructor(Binary *context_bin) context->alive = 0; switch (context->state) { case TTBSize: - DESTROY_SAVED_ESTACK(&context->s.sc.estack); + DESTROY_SAVED_WSTACK(&context->s.sc.wstack); break; case TTBEncode: DESTROY_SAVED_WSTACK(&context->s.ec.wstack); @@ -1847,7 +1847,7 @@ static Eterm erts_term_to_binary_int(Process* p, Eterm Term, int level, Uint fla /* Setup enough to get started */ context->state = TTBSize; context->alive = 1; - context->s.sc.estack.start = NULL; + context->s.sc.wstack.wstart = NULL; context->s.sc.flags = flags; context->s.sc.level = level; } else { @@ -3962,51 +3962,35 @@ static int encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, unsigned dflags, Sint *reds, Uint *res) { - DECLARE_ESTACK(s); + DECLARE_WSTACK(s); Uint m, i, arity; Uint result = 0; Sint r = 0; if (ctx) { - ESTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK); + WSTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK); r = *reds; - if (ctx->estack.start) { /* restore saved stack */ - ESTACK_RESTORE(s, &ctx->estack); + if (ctx->wstack.wstart) { /* restore saved stack */ + WSTACK_RESTORE(s, &ctx->wstack); result = ctx->result; obj = ctx->obj; } } - goto L_jump_start; +#define LIST_TAIL_OP ((0 << _TAG_PRIMARY_SIZE) | TAG_PRIMARY_HEADER) +#define TERM_ARRAY_OP(N) (((N) << _TAG_PRIMARY_SIZE) | TAG_PRIMARY_HEADER) +#define TERM_ARRAY_OP_DEC(OP) ((OP) - (1 << _TAG_PRIMARY_SIZE)) + + + for (;;) { + ASSERT(!is_header(obj)); - outer_loop: - while (!ESTACK_ISEMPTY(s)) { - obj = ESTACK_POP(s); - handle_popped_obj: - if (is_list(obj)) { - Eterm* cons = list_val(obj); - Eterm tl; - - tl = CDR(cons); - obj = CAR(cons); - ESTACK_PUSH(s, tl); - } else if (is_nil(obj)) { - result++; - goto outer_loop; - } else { - /* - * Other term (in the tail of a non-proper list or - * in a fun's environment). - */ - } - - L_jump_start: if (ctx && --r == 0) { *reds = r; ctx->obj = obj; ctx->result = result; - ESTACK_SAVE(s, &ctx->estack); + WSTACK_SAVE(s, &ctx->wstack); return -1; } switch (tag_val_def(obj)) { @@ -4089,69 +4073,43 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, result += m + 2 + 1; } else { result += 5; - goto handle_popped_obj; + WSTACK_PUSH2(s, (UWord)CDR(list_val(obj)), (UWord)LIST_TAIL_OP); + obj = CAR(list_val(obj)); + continue; /* big loop */ } break; case TUPLE_DEF: { Eterm* ptr = tuple_val(obj); - Uint i; arity = arityval(*ptr); if (arity <= 0xff) { result += 1 + 1; } else { result += 1 + 4; } - for (i = 1; i <= arity; ++i) { - if (is_list(ptr[i])) { - if ((m = is_string(ptr[i])) && (m < MAX_STRING_LEN)) { - result += m + 2 + 1; - continue; - } else { - result += 5; - } - } - ESTACK_PUSH(s,ptr[i]); + if (arity > 1) { + WSTACK_PUSH2(s, (UWord) (ptr + 2), + (UWord) TERM_ARRAY_OP(arity-1)); } - goto outer_loop; + else if (arity == 0) { + break; + } + obj = ptr[1]; + continue; /* big loop */ } - break; case MAP_DEF: if (is_flatmap(obj)) { flatmap_t *mp = (flatmap_t*)flatmap_val(obj); Uint size = flatmap_get_size(mp); - Uint i; - Eterm *ptr; result += 1 + 4; /* tag + 4 bytes size */ - /* push values first */ - ptr = flatmap_get_values(mp); - for (i = size; i; i--, ptr++) { - if (is_list(*ptr)) { - if ((m = is_string(*ptr)) && (m < MAX_STRING_LEN)) { - result += m + 2 + 1; - continue; - } else { - result += 5; - } - } - ESTACK_PUSH(s,*ptr); + if (size) { + WSTACK_PUSH4(s, (UWord) flatmap_get_values(mp), + (UWord) TERM_ARRAY_OP(size), + (UWord) flatmap_get_keys(mp), + (UWord) TERM_ARRAY_OP(size)); } - - ptr = flatmap_get_keys(mp); - for (i = size; i; i--, ptr++) { - if (is_list(*ptr)) { - if ((m = is_string(*ptr)) && (m < MAX_STRING_LEN)) { - result += m + 2 + 1; - continue; - } else { - result += 5; - } - } - ESTACK_PUSH(s,*ptr); - } - goto outer_loop; } else { Eterm *ptr; Eterm hdr; @@ -4178,35 +4136,13 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, } ptr++; - ESTACK_RESERVE(s, node_sz*2); + WSTACK_RESERVE(s, node_sz*2); while(node_sz--) { if (is_list(*ptr)) { - Eterm* leaf = list_val(*ptr); - if (is_not_list(CAR(leaf))) { - ESTACK_FAST_PUSH(s, CAR(leaf)); - } - else { - if ((m = is_string(CAR(leaf))) && (m < MAX_STRING_LEN)) { - result += m + 2 + 1; - } else { - result += 5; - ESTACK_FAST_PUSH(s, CAR(leaf)); - } - } - if (is_not_list(CDR(leaf))) { - ESTACK_FAST_PUSH(s, CDR(leaf)); - } - else { - if ((m = is_string(CDR(leaf))) && (m < MAX_STRING_LEN)) { - result += m + 2 + 1; - } else { - result += 5; - ESTACK_FAST_PUSH(s, CDR(leaf)); - } - } - } - else { - ESTACK_FAST_PUSH(s, *ptr); + WSTACK_FAST_PUSH(s, CAR(list_val(*ptr))); + WSTACK_FAST_PUSH(s, CDR(list_val(*ptr))); + } else { + WSTACK_FAST_PUSH(s, *ptr); } ptr++; } @@ -4262,25 +4198,13 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, result += 2 * (1 + 4); /* Index + Uniq */ result += 1 + (funp->num_free < 0x100 ? 1 : 4); } - for (i = 1; i < funp->num_free; i++) { - obj = funp->env[i]; - - if (is_not_list(obj)) { - /* Push any non-list terms on the stack */ - ESTACK_PUSH(s, obj); - } else { - /* Lists must be handled specially. */ - if ((m = is_string(obj)) && (m < MAX_STRING_LEN)) { - result += m + 2 + 1; - } else { - result += 5; - ESTACK_PUSH(s, obj); - } - } + if (funp->num_free > 1) { + WSTACK_PUSH2(s, (UWord) (funp->env + 1), + (UWord) TERM_ARRAY_OP(funp->num_free-1)); } if (funp->num_free != 0) { obj = funp->env[0]; - goto L_jump_start; + continue; /* big loop */ } break; } @@ -4303,11 +4227,40 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, erl_exit(1,"Internal data structure error (in encode_size_struct2)%x\n", obj); } + + if (WSTACK_ISEMPTY(s)) { + break; + } + obj = (Eterm) WSTACK_POP(s); + + if (is_header(obj)) { + switch (obj) { + case LIST_TAIL_OP: + obj = (Eterm) WSTACK_POP(s); + if (is_list(obj)) { + Eterm* cons = list_val(obj); + + WSTACK_PUSH2(s, (UWord)CDR(cons), (UWord)LIST_TAIL_OP); + obj = CAR(cons); + } + break; + + case TERM_ARRAY_OP(1): + obj = *(Eterm*)WSTACK_POP(s); + break; + default: { /* TERM_ARRAY_OP(N) when N > 1 */ + Eterm* ptr = (Eterm*) WSTACK_POP(s); + WSTACK_PUSH2(s, (UWord) (ptr+1), + (UWord) TERM_ARRAY_OP_DEC(obj)); + obj = *ptr; + } + } + } } - DESTROY_ESTACK(s); + WSTACK_DESTROY(s); if (ctx) { - ASSERT(ctx->estack.start == NULL); + ASSERT(ctx->wstack.wstart == NULL); *reds = r; } *res = result; diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 2dd81e3ca3..bf6d9fff50 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -2911,7 +2911,7 @@ static int cmp_atoms(Eterm a, Eterm b) */ Sint cmp(Eterm a, Eterm b) { - return erts_cmp(a, b, 0); + return erts_cmp(a, b, 0, 0); } #endif @@ -2920,9 +2920,10 @@ Sint cmp(Eterm a, Eterm b) * exact = 0 -> arith-based compare */ #if HALFWORD_HEAP -Sint erts_cmp_rel_opt(Eterm a, Eterm* a_base, Eterm b, Eterm* b_base, int exact) +Sint erts_cmp_rel_opt(Eterm a, Eterm* a_base, Eterm b, Eterm* b_base, + int exact, int eq_only) #else -Sint erts_cmp(Eterm a, Eterm b, int exact) +Sint erts_cmp(Eterm a, Eterm b, int exact, int eq_only) #endif { #define PSTACK_TYPE struct erts_cmp_hashmap_state @@ -3742,7 +3743,7 @@ pop_next: return 0; not_equal: - if (!PSTACK_IS_EMPTY(hmap_stack)) { + if (!PSTACK_IS_EMPTY(hmap_stack) && !eq_only) { WSTACK_ROLLBACK(stack, PSTACK_TOP(hmap_stack)->wstack_rollback); goto pop_next; } |