diff options
Diffstat (limited to 'erts/emulator/beam/erl_db_tree.c')
| -rw-r--r-- | erts/emulator/beam/erl_db_tree.c | 509 |
1 files changed, 209 insertions, 300 deletions
diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c index 5644e85f97..6cdbec3213 100644 --- a/erts/emulator/beam/erl_db_tree.c +++ b/erts/emulator/beam/erl_db_tree.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2010. All Rights Reserved. + * Copyright Ericsson AB 1998-2011. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -48,9 +48,6 @@ #include "erl_db_tree.h" - - -#define GETKEY(dtt, tplp) (*((tplp) + (dtt)->common.keypos)) #define GETKEY_WITH_POS(Keypos, Tplp) (*((Tplp) + Keypos)) #define NITEMS(tb) ((int)erts_smp_atomic_read(&(tb)->common.nitems)) @@ -122,12 +119,41 @@ static void release_stack(DbTableTree* tb, DbTreeStack* stack) } } -static void reset_static_stack(DbTableTree* tb) +static ERTS_INLINE void reset_static_stack(DbTableTree* tb) { tb->static_stack.pos = 0; tb->static_stack.slot = 0; } +static ERTS_INLINE void free_term(DbTableTree *tb, TreeDbTerm* p) +{ + db_free_term((DbTable*)tb, p, offsetof(TreeDbTerm, dbterm)); +} + +static ERTS_INLINE TreeDbTerm* new_dbterm(DbTableTree *tb, Eterm obj) +{ + TreeDbTerm* p; + if (tb->common.compress) { + p = db_store_term_comp(&tb->common, NULL, offsetof(TreeDbTerm,dbterm), obj); + } + else { + p = db_store_term(&tb->common, NULL, offsetof(TreeDbTerm,dbterm), obj); + } + return p; +} +static ERTS_INLINE TreeDbTerm* replace_dbterm(DbTableTree *tb, TreeDbTerm* old, + Eterm obj) +{ + TreeDbTerm* p; + ASSERT(old != NULL); + if (tb->common.compress) { + p = db_store_term_comp(&tb->common, &(old->dbterm), offsetof(TreeDbTerm,dbterm), obj); + } + else { + p = db_store_term(&tb->common, &(old->dbterm), offsetof(TreeDbTerm,dbterm), obj); + } + return p; +} /* ** Some macros for "direction stacks" @@ -178,12 +204,6 @@ static void do_dump_tree2(int to, void *to_arg, int show, TreeDbTerm *t, #endif /* - * Size calculations - */ -#define SIZ_OVERHEAD ((sizeof(TreeDbTerm)/sizeof(Eterm)) - 1) -#define SIZ_DBTERM(TDT) (SIZ_OVERHEAD + (TDT)->dbterm.size) - -/* ** Datatypes */ @@ -259,13 +279,10 @@ struct select_delete_context { /* ** Forward declarations */ -static TreeDbTerm *linkout_tree(DbTableTree *tb, Eterm key); +static TreeDbTerm *linkout_tree(DbTableTree *tb, Eterm key, Eterm* key_base); static TreeDbTerm *linkout_object_tree(DbTableTree *tb, Eterm object); static int do_free_tree_cont(DbTableTree *tb, int num_left); -static TreeDbTerm* get_term(DbTableTree *tb, - TreeDbTerm* old, - Eterm obj); static void free_term(DbTableTree *tb, TreeDbTerm* p); static int balance_left(TreeDbTerm **this); static int balance_right(TreeDbTerm **this); @@ -273,15 +290,15 @@ static int delsub(TreeDbTerm **this); static TreeDbTerm *slot_search(Process *p, DbTableTree *tb, Sint slot); static TreeDbTerm *find_node(DbTableTree *tb, Eterm key); static TreeDbTerm **find_node2(DbTableTree *tb, Eterm key); -static TreeDbTerm *find_next(DbTableTree *tb, DbTreeStack*, Eterm key); -static TreeDbTerm *find_prev(DbTableTree *tb, DbTreeStack*, Eterm key); +static TreeDbTerm *find_next(DbTableTree *tb, DbTreeStack*, Eterm key, Eterm* kbase); +static TreeDbTerm *find_prev(DbTableTree *tb, DbTreeStack*, Eterm key, Eterm* kbase); static TreeDbTerm *find_next_from_pb_key(DbTableTree *tb, DbTreeStack*, Eterm key); static TreeDbTerm *find_prev_from_pb_key(DbTableTree *tb, DbTreeStack*, Eterm key); static void traverse_backwards(DbTableTree *tb, DbTreeStack*, - Eterm lastkey, + Eterm lastkey, Eterm* lk_base, int (*doit)(DbTableTree *tb, TreeDbTerm *, void *, @@ -289,7 +306,7 @@ static void traverse_backwards(DbTableTree *tb, void *context); static void traverse_forward(DbTableTree *tb, DbTreeStack*, - Eterm lastkey, + Eterm lastkey, Eterm* lk_base, int (*doit)(DbTableTree *tb, TreeDbTerm *, void *, @@ -297,8 +314,8 @@ static void traverse_forward(DbTableTree *tb, void *context); static int key_given(DbTableTree *tb, Eterm pattern, TreeDbTerm **ret, Eterm *partly_bound_key); -static Sint cmp_partly_bound(Eterm partly_bound_key, Eterm bound_key); -static Sint do_cmp_partly_bound(Eterm a, Eterm b, int *done); +static Sint cmp_partly_bound(Eterm partly_bound_key, Eterm bound_key, Eterm* bk_base); +static Sint do_cmp_partly_bound(Eterm a, Eterm b, Eterm* b_base, int *done); static int analyze_pattern(DbTableTree *tb, Eterm pattern, struct mp_info *mpi); @@ -318,7 +335,6 @@ static int doit_select_delete(DbTableTree *tb, TreeDbTerm *this, void *ptr, int forward); -static void do_dump_tree(int to, void *to_arg, TreeDbTerm *t); static int partly_bound_can_match_lesser(Eterm partly_bound_1, Eterm partly_bound_2); @@ -472,9 +488,6 @@ static int db_first_tree(Process *p, DbTable *tbl, Eterm *ret) DbTableTree *tb = &tbl->tree; DbTreeStack* stack; TreeDbTerm *this; - Eterm e; - Eterm *hp; - Uint sz; if (( this = tb->root ) == NULL) { *ret = am_EOT; @@ -493,13 +506,7 @@ static int db_first_tree(Process *p, DbTable *tbl, Eterm *ret) stack->slot = 1; release_stack(tb,stack); } - e = GETKEY(tb, this->dbterm.tpl); - sz = size_object(e); - - hp = HAlloc(p, sz); - - *ret = copy_struct(e,sz,&hp,&MSO(p)); - + *ret = db_copy_key(p, tbl, &this->dbterm); return DB_ERROR_NONE; } @@ -508,26 +515,17 @@ static int db_next_tree(Process *p, DbTable *tbl, Eterm key, Eterm *ret) DbTableTree *tb = &tbl->tree; DbTreeStack* stack; TreeDbTerm *this; - Eterm e; - Eterm *hp; - Uint sz; if (is_atom(key) && key == am_EOT) return DB_ERROR_BADKEY; stack = get_any_stack(tb); - this = find_next(tb, stack, key); + this = find_next(tb, stack, key, NULL); release_stack(tb,stack); if (this == NULL) { *ret = am_EOT; return DB_ERROR_NONE; } - e = GETKEY(tb, this->dbterm.tpl); - sz = size_object(e); - - hp = HAlloc(p, sz); - - *ret = copy_struct(e,sz,&hp,&MSO(p)); - + *ret = db_copy_key(p, tbl, &this->dbterm); return DB_ERROR_NONE; } @@ -536,9 +534,6 @@ static int db_last_tree(Process *p, DbTable *tbl, Eterm *ret) DbTableTree *tb = &tbl->tree; TreeDbTerm *this; DbTreeStack* stack; - Eterm e; - Eterm *hp; - Uint sz; if (( this = tb->root ) == NULL) { *ret = am_EOT; @@ -557,13 +552,7 @@ static int db_last_tree(Process *p, DbTable *tbl, Eterm *ret) stack->slot = NITEMS(tb); release_stack(tb,stack); } - e = GETKEY(tb, this->dbterm.tpl); - sz = size_object(e); - - hp = HAlloc(p, sz); - - *ret = copy_struct(e,sz,&hp,&MSO(p)); - + *ret = db_copy_key(p, tbl, &this->dbterm); return DB_ERROR_NONE; } @@ -572,27 +561,33 @@ static int db_prev_tree(Process *p, DbTable *tbl, Eterm key, Eterm *ret) DbTableTree *tb = &tbl->tree; TreeDbTerm *this; DbTreeStack* stack; - Eterm e; - Eterm *hp; - Uint sz; if (is_atom(key) && key == am_EOT) return DB_ERROR_BADKEY; stack = get_any_stack(tb); - this = find_prev(tb, stack, key); + this = find_prev(tb, stack, key, NULL); release_stack(tb,stack); if (this == NULL) { *ret = am_EOT; return DB_ERROR_NONE; } - e = GETKEY(tb, this->dbterm.tpl); - sz = size_object(e); + *ret = db_copy_key(p, tbl, &this->dbterm); + return DB_ERROR_NONE; +} - hp = HAlloc(p, sz); +static ERTS_INLINE int cmp_key(DbTableTree* tb, Eterm key, Eterm* key_base, + TreeDbTerm* obj) +{ + return cmp_rel(key, key_base, + GETKEY(tb,obj->dbterm.tpl), obj->dbterm.tpl); +} - *ret = copy_struct(e,sz,&hp,&MSO(p)); - - return DB_ERROR_NONE; +static ERTS_INLINE int cmp_key_eq(DbTableTree* tb, Eterm key, Eterm* key_base, + TreeDbTerm* obj) +{ + Eterm obj_key = GETKEY(tb,obj->dbterm.tpl); + return is_same(key, key_base, obj_key, obj->dbterm.tpl) + || cmp_rel(key, key_base, obj_key, obj->dbterm.tpl) == 0; } static int db_put_tree(DbTable *tbl, Eterm obj, int key_clash_fail) @@ -622,12 +617,12 @@ static int db_put_tree(DbTable *tbl, Eterm obj, int key_clash_fail) erts_smp_atomic_dec(&tb->common.nitems); return DB_ERROR_SYSRES; } - *this = get_term(tb, NULL, obj); + *this = new_dbterm(tb, obj); (*this)->balance = 0; (*this)->left = (*this)->right = NULL; break; - } else if ((c = cmp(key,GETKEY(tb,(*this)->dbterm.tpl))) < 0) { - /* go left */ + } else if ((c = cmp_key(tb, key, NULL, *this)) < 0) { + /* go lefts */ dstack[dpos++] = DIR_LEFT; tstack[tpos++] = this; this = &((*this)->left); @@ -636,7 +631,7 @@ static int db_put_tree(DbTable *tbl, Eterm obj, int key_clash_fail) tstack[tpos++] = this; this = &((*this)->right); } else if (!key_clash_fail) { /* Equal key and this is a set, replace. */ - *this = get_term(tb, *this, obj); + *this = replace_dbterm(tb, *this, obj); break; } else { return DB_ERROR_BADKEY; /* key already exists */ @@ -714,7 +709,7 @@ static int db_get_tree(Process *p, DbTable *tbl, Eterm key, Eterm *ret) { DbTableTree *tb = &tbl->tree; Eterm copy; - Eterm *hp; + Eterm *hp, *hend; TreeDbTerm *this; /* @@ -728,11 +723,11 @@ static int db_get_tree(Process *p, DbTable *tbl, Eterm key, Eterm *ret) *ret = NIL; } else { hp = HAlloc(p, this->dbterm.size + 2); - copy = copy_shallow(DBTERM_BUF(&this->dbterm), - this->dbterm.size, - &hp, - &MSO(p)); + hend = hp + this->dbterm.size + 2; + copy = db_copy_object_from_ets(&tb->common, &this->dbterm, &hp, &MSO(p)); *ret = CONS(hp, copy, NIL); + hp += 2; + HRelease(p,hend,hp); } return DB_ERROR_NONE; } @@ -766,18 +761,10 @@ static int db_get_element_tree(Process *p, DbTable *tbl, if (this == NULL) { return DB_ERROR_BADKEY; } else { - Eterm element; - Uint sz; if (ndex > arityval(this->dbterm.tpl[0])) { return DB_ERROR_BADPARAM; } - element = this->dbterm.tpl[ndex]; - sz = size_object(element); - hp = HAlloc(p, sz); - *ret = copy_struct(element, - sz, - &hp, - &MSO(p)); + *ret = db_copy_element_from_ets(&tb->common, p, &this->dbterm, ndex, &hp, 0); } return DB_ERROR_NONE; } @@ -789,7 +776,7 @@ static int db_erase_tree(DbTable *tbl, Eterm key, Eterm *ret) *ret = am_true; - if ((res = linkout_tree(tb, key)) != NULL) { + if ((res = linkout_tree(tb, key, NULL)) != NULL) { free_term(tb, res); } return DB_ERROR_NONE; @@ -815,7 +802,7 @@ static int db_slot_tree(Process *p, DbTable *tbl, DbTableTree *tb = &tbl->tree; Sint slot; TreeDbTerm *st; - Eterm *hp; + Eterm *hp, *hend; Eterm copy; /* @@ -847,11 +834,11 @@ static int db_slot_tree(Process *p, DbTable *tbl, return DB_ERROR_UNSPEC; } hp = HAlloc(p, st->dbterm.size + 2); - copy = copy_shallow(DBTERM_BUF(&st->dbterm), - st->dbterm.size, - &hp, - &MSO(p)); + hend = hp + st->dbterm.size + 2; + copy = db_copy_object_from_ets(&tb->common, &st->dbterm, &hp, &MSO(p)); *ret = CONS(hp, copy, NIL); + hp += 2; + HRelease(p,hend,hp); return DB_ERROR_NONE; } @@ -981,15 +968,15 @@ static int db_select_continue_tree(Process *p, stack = get_any_stack(tb); if (chunk_size) { if (reverse) { - traverse_backwards(tb, stack, lastkey, &doit_select_chunk, &sc); + traverse_backwards(tb, stack, lastkey, NULL, &doit_select_chunk, &sc); } else { - traverse_forward(tb, stack, lastkey, &doit_select_chunk, &sc); + traverse_forward(tb, stack, lastkey, NULL, &doit_select_chunk, &sc); } } else { if (reverse) { - traverse_forward(tb, stack, lastkey, &doit_select, &sc); + traverse_forward(tb, stack, lastkey, NULL, &doit_select, &sc); } else { - traverse_backwards(tb, stack, lastkey, &doit_select, &sc); + traverse_backwards(tb, stack, lastkey, NULL, &doit_select, &sc); } } release_stack(tb,stack); @@ -1014,10 +1001,9 @@ static int db_select_continue_tree(Process *p, } key = GETKEY(tb, sc.lastobj); - - sz = size_object(key); + sz = size_object_rel(key,sc.lastobj); hp = HAlloc(p, 9 + sz); - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastobj, NULL); continuation = TUPLE8 (hp, tptr[1], @@ -1038,8 +1024,8 @@ static int db_select_continue_tree(Process *p, key = GETKEY(tb, sc.lastobj); if (chunk_size) { if (end_condition != NIL && - ((!reverse && cmp_partly_bound(end_condition,key) < 0) || - (reverse && cmp_partly_bound(end_condition,key) > 0))) { + ((!reverse && cmp_partly_bound(end_condition,key,sc.lastobj) < 0) || + (reverse && cmp_partly_bound(end_condition,key,sc.lastobj) > 0))) { /* done anyway */ if (!sc.got) { RET_TO_BIF(am_EOT, DB_ERROR_NONE); @@ -1051,16 +1037,16 @@ static int db_select_continue_tree(Process *p, } } else { if (end_condition != NIL && - ((!reverse && cmp_partly_bound(end_condition,key) > 0) || - (reverse && cmp_partly_bound(end_condition,key) < 0))) { + ((!reverse && cmp_partly_bound(end_condition,key,sc.lastobj) > 0) || + (reverse && cmp_partly_bound(end_condition,key,sc.lastobj) < 0))) { /* done anyway */ RET_TO_BIF(sc.accum,DB_ERROR_NONE); } } /* Not done yet, let's trap. */ - sz = size_object(key); + sz = size_object_rel(key,sc.lastobj); hp = HAlloc(p, 9 + sz); - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastobj, NULL); continuation = TUPLE8 (hp, tptr[1], @@ -1087,6 +1073,7 @@ static int db_select_tree(Process *p, DbTable *tbl, struct select_context sc; struct mp_info mpi; Eterm lastkey = THE_NON_VALUE; + Eterm* lk_base = NULL; Eterm key; Eterm continuation; unsigned sz; @@ -1128,7 +1115,7 @@ 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(mpi.least,mpi.most) == 0) { doit_select(tb,mpi.save_term,&sc,0 /* direction doesn't matter */); RET_TO_BIF(sc.accum,DB_ERROR_NONE); } @@ -1138,20 +1125,20 @@ static int db_select_tree(Process *p, DbTable *tbl, if (mpi.some_limitation) { if ((this = find_prev_from_pb_key(tb, stack, mpi.least)) != NULL) { lastkey = GETKEY(tb, this->dbterm.tpl); + lk_base = this->dbterm.tpl; } sc.end_condition = mpi.most; } - - traverse_forward(tb, stack, lastkey, &doit_select, &sc); + traverse_forward(tb, stack, lastkey, lk_base, &doit_select, &sc); } else { if (mpi.some_limitation) { if ((this = find_next_from_pb_key(tb, stack, mpi.most)) != NULL) { lastkey = GETKEY(tb, this->dbterm.tpl); + lk_base = this->dbterm.tpl; } sc.end_condition = mpi.least; } - - traverse_backwards(tb, stack, lastkey, &doit_select, &sc); + traverse_backwards(tb, stack, lastkey, lk_base, &doit_select, &sc); } release_stack(tb,stack); #ifdef HARDDEBUG @@ -1164,9 +1151,9 @@ static int db_select_tree(Process *p, DbTable *tbl, } key = GETKEY(tb, sc.lastobj); - sz = size_object(key); + sz = size_object_rel(key, sc.lastobj); hp = HAlloc(p, 9 + sz + PROC_BIN_SIZE); - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastobj, NULL); if (mpi.all_objects) (mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS; mpb=db_make_mp_binary(p,mpi.mp,&hp); @@ -1247,7 +1234,7 @@ static int db_select_count_continue_tree(Process *p, } stack = get_any_stack(tb); - traverse_backwards(tb, stack, lastkey, &doit_select_count, &sc); + traverse_backwards(tb, stack, lastkey, NULL, &doit_select_count, &sc); release_stack(tb,stack); BUMP_REDS(p, 1000 - sc.max); @@ -1257,12 +1244,12 @@ static int db_select_count_continue_tree(Process *p, } key = GETKEY(tb, sc.lastobj); if (end_condition != NIL && - (cmp_partly_bound(end_condition,key) > 0)) { + (cmp_partly_bound(end_condition,key,sc.lastobj) > 0)) { /* done anyway */ RET_TO_BIF(make_small(sc.got),DB_ERROR_NONE); } /* Not done yet, let's trap. */ - sz = size_object(key); + sz = size_object_rel(key, sc.lastobj); if (IS_USMALL(0, sc.got)) { hp = HAlloc(p, sz + 6); egot = make_small(sc.got); @@ -1272,7 +1259,7 @@ static int db_select_count_continue_tree(Process *p, egot = uint_to_big(sc.got, hp); hp += BIG_UINT_HEAP_SIZE; } - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastobj, NULL); continuation = TUPLE5 (hp, tptr[1], @@ -1295,6 +1282,7 @@ static int db_select_count_tree(Process *p, DbTable *tbl, struct select_count_context sc; struct mp_info mpi; Eterm lastkey = THE_NON_VALUE; + Eterm* lk_base = NULL; Eterm key; Eterm continuation; unsigned sz; @@ -1335,7 +1323,7 @@ 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(mpi.least,mpi.most) == 0) { doit_select_count(tb,mpi.save_term,&sc,0 /* dummy */); RET_TO_BIF(erts_make_integer(sc.got,p),DB_ERROR_NONE); } @@ -1344,11 +1332,12 @@ static int db_select_count_tree(Process *p, DbTable *tbl, if (mpi.some_limitation) { if ((this = find_next_from_pb_key(tb, stack, mpi.most)) != NULL) { lastkey = GETKEY(tb, this->dbterm.tpl); + lk_base = this->dbterm.tpl; } sc.end_condition = mpi.least; } - traverse_backwards(tb, stack, lastkey, &doit_select_count, &sc); + traverse_backwards(tb, stack, lastkey, lk_base, &doit_select_count, &sc); release_stack(tb,stack); BUMP_REDS(p, 1000 - sc.max); if (sc.max > 0) { @@ -1356,7 +1345,7 @@ static int db_select_count_tree(Process *p, DbTable *tbl, } key = GETKEY(tb, sc.lastobj); - sz = size_object(key); + sz = size_object_rel(key, sc.lastobj); if (IS_USMALL(0, sc.got)) { hp = HAlloc(p, sz + PROC_BIN_SIZE + 6); egot = make_small(sc.got); @@ -1366,7 +1355,7 @@ static int db_select_count_tree(Process *p, DbTable *tbl, egot = uint_to_big(sc.got, hp); hp += BIG_UINT_HEAP_SIZE; } - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastobj, NULL); if (mpi.all_objects) (mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS; mpb = db_make_mp_binary(p,mpi.mp,&hp); @@ -1397,6 +1386,7 @@ static int db_select_chunk_tree(Process *p, DbTable *tbl, struct select_context sc; struct mp_info mpi; Eterm lastkey = THE_NON_VALUE; + Eterm* lk_base = NULL; Eterm key; Eterm continuation; unsigned sz; @@ -1438,7 +1428,7 @@ 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(mpi.least,mpi.most) == 0) { doit_select(tb,mpi.save_term,&sc, 0 /* direction doesn't matter */); if (sc.accum != NIL) { hp=HAlloc(p, 3); @@ -1453,20 +1443,20 @@ static int db_select_chunk_tree(Process *p, DbTable *tbl, if (mpi.some_limitation) { if ((this = find_next_from_pb_key(tb, stack, mpi.most)) != NULL) { lastkey = GETKEY(tb, this->dbterm.tpl); + lk_base = this->dbterm.tpl; } sc.end_condition = mpi.least; } - - traverse_backwards(tb, stack, lastkey, &doit_select_chunk, &sc); + traverse_backwards(tb, stack, lastkey, lk_base, &doit_select_chunk, &sc); } else { if (mpi.some_limitation) { if ((this = find_prev_from_pb_key(tb, stack, mpi.least)) != NULL) { lastkey = GETKEY(tb, this->dbterm.tpl); + lk_base = this->dbterm.tpl; } sc.end_condition = mpi.most; } - - traverse_forward(tb, stack, lastkey, &doit_select_chunk, &sc); + traverse_forward(tb, stack, lastkey, lk_base, &doit_select_chunk, &sc); } release_stack(tb,stack); @@ -1491,9 +1481,9 @@ static int db_select_chunk_tree(Process *p, DbTable *tbl, } key = GETKEY(tb, sc.lastobj); - sz = size_object(key); + sz = size_object_rel(key, sc.lastobj); hp = HAlloc(p, 9 + sz + PROC_BIN_SIZE); - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastobj, NULL); if (mpi.all_objects) (mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS; mpb = db_make_mp_binary(p,mpi.mp,&hp); @@ -1516,9 +1506,9 @@ static int db_select_chunk_tree(Process *p, DbTable *tbl, } key = GETKEY(tb, sc.lastobj); - sz = size_object(key); + sz = size_object_rel(key, sc.lastobj); hp = HAlloc(p, 9 + sz + PROC_BIN_SIZE); - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastobj, NULL); if (mpi.all_objects) (mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS; @@ -1594,7 +1584,7 @@ static int db_select_delete_continue_tree(Process *p, sc.keypos = tb->common.keypos; ASSERT(!erts_smp_atomic_read(&tb->is_stack_busy)); - traverse_backwards(tb, &tb->static_stack, lastkey, &doit_select_delete, &sc); + traverse_backwards(tb, &tb->static_stack, lastkey, NULL, &doit_select_delete, &sc); BUMP_REDS(p, 1000 - sc.max); @@ -1603,11 +1593,11 @@ static int db_select_delete_continue_tree(Process *p, } key = GETKEY(tb, (sc.lastterm)->dbterm.tpl); if (end_condition != NIL && - cmp_partly_bound(end_condition,key) > 0) { /* done anyway */ + cmp_partly_bound(end_condition,key,sc.lastterm->dbterm.tpl) > 0) { /* done anyway */ RET_TO_BIF(erts_make_integer(sc.accum,p),DB_ERROR_NONE); } /* Not done yet, let's trap. */ - sz = size_object(key); + sz = size_object_rel(key, sc.lastterm->dbterm.tpl); if (IS_USMALL(0, sc.accum)) { hp = HAlloc(p, sz + 6); eaccsum = make_small(sc.accum); @@ -1617,7 +1607,7 @@ static int db_select_delete_continue_tree(Process *p, eaccsum = uint_to_big(sc.accum, hp); hp += BIG_UINT_HEAP_SIZE; } - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastterm->dbterm.tpl, NULL); continuation = TUPLE5 (hp, tptr[1], @@ -1638,6 +1628,7 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, struct select_delete_context sc; struct mp_info mpi; Eterm lastkey = THE_NON_VALUE; + Eterm* lk_base = NULL; Eterm key; Eterm continuation; unsigned sz; @@ -1681,7 +1672,7 @@ 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(mpi.least,mpi.most) == 0) { 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); @@ -1690,11 +1681,12 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, if (mpi.some_limitation) { if ((this = find_next_from_pb_key(tb, &tb->static_stack, mpi.most)) != NULL) { lastkey = GETKEY(tb, this->dbterm.tpl); + lk_base = this->dbterm.tpl; } sc.end_condition = mpi.least; } - traverse_backwards(tb, &tb->static_stack, lastkey, &doit_select_delete, &sc); + traverse_backwards(tb, &tb->static_stack, lastkey, lk_base, &doit_select_delete, &sc); BUMP_REDS(p, 1000 - sc.max); if (sc.max > 0) { @@ -1702,7 +1694,7 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, } key = GETKEY(tb, (sc.lastterm)->dbterm.tpl); - sz = size_object(key); + sz = size_object_rel(key, sc.lastterm->dbterm.tpl); if (IS_USMALL(0, sc.accum)) { hp = HAlloc(p, sz + PROC_BIN_SIZE + 6); eaccsum = make_small(sc.accum); @@ -1712,7 +1704,7 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, eaccsum = uint_to_big(sc.accum, hp); hp += BIG_UINT_HEAP_SIZE; } - key = copy_struct(key, sz, &hp, &MSO(p)); + key = copy_struct_rel(key, sz, &hp, &MSO(p), sc.lastterm->dbterm.tpl, NULL); mpb = db_make_mp_binary(p,mpi.mp,&hp); continuation = TUPLE5 @@ -1738,7 +1730,7 @@ static int db_select_delete_tree(Process *p, DbTable *tbl, ** Other interface routines (not directly coupled to one bif) */ -/* Display hash table contents (for dump) */ +/* Display tree contents (for dump) */ static void db_print_tree(int to, void *to_arg, int show, DbTable *tbl) @@ -1754,7 +1746,6 @@ static void db_print_tree(int to, void *to_arg, "------------------------------------------------\n"); #else erts_print(to, to_arg, "Ordered set (AVL tree), Elements: %d\n", NITEMS(tb)); - do_dump_tree(to, to_arg, tb->root); #endif } @@ -1830,7 +1821,7 @@ do_db_tree_foreach_offheap(TreeDbTerm *tdbt, } static TreeDbTerm *linkout_tree(DbTableTree *tb, - Eterm key) + Eterm key, Eterm* key_base) { TreeDbTerm **tstack[STACK_NEED]; int tpos = 0; @@ -1853,7 +1844,7 @@ static TreeDbTerm *linkout_tree(DbTableTree *tb, for (;;) { if (!*this) { /* Failure */ return NULL; - } else if ((c = cmp(key,GETKEY(tb,(*this)->dbterm.tpl))) < 0) { + } else if ((c = cmp_key(tb, key, key_base, *this)) < 0) { dstack[dpos++] = DIR_LEFT; tstack[tpos++] = this; this = &((*this)->left); @@ -1917,7 +1908,7 @@ static TreeDbTerm *linkout_object_tree(DbTableTree *tb, for (;;) { if (!*this) { /* Failure */ return NULL; - } else if ((c = cmp(key,GETKEY(tb,(*this)->dbterm.tpl))) < 0) { + } else if ((c = cmp_key(tb,key,NULL,*this)) < 0) { dstack[dpos++] = DIR_LEFT; tstack[tpos++] = this; this = &((*this)->left); @@ -1926,7 +1917,7 @@ static TreeDbTerm *linkout_object_tree(DbTableTree *tb, tstack[tpos++] = this; this = &((*this)->right); } else { /* Equal key, found the only possible matching object*/ - if (!eq(object,make_tuple((*this)->dbterm.tpl))) { + if (!db_eq(&tb->common,object,&(*this)->dbterm)) { return NULL; } q = (*this); @@ -2070,24 +2061,6 @@ static int analyze_pattern(DbTableTree *tb, Eterm pattern, return DB_ERROR_NONE; } -static void do_dump_tree(int to, void *to_arg, TreeDbTerm *t) -{ - if (t != NULL) { - do_dump_tree(to, to_arg, t->left); - erts_print(to, to_arg, "%T\n", make_tuple(t->dbterm.tpl)); - do_dump_tree(to, to_arg, t->right); - } -} - -static void free_term(DbTableTree *tb, TreeDbTerm* p) -{ - db_free_term_data(&(p->dbterm)); - erts_db_free(ERTS_ALC_T_DB_TERM, - (DbTable *) tb, - (void *) p, - SIZ_DBTERM(p)*sizeof(Uint)); -} - static int do_free_tree_cont(DbTableTree *tb, int num_left) { TreeDbTerm *root; @@ -2118,17 +2091,6 @@ static int do_free_tree_cont(DbTableTree *tb, int num_left) return 1; } -static TreeDbTerm* get_term(DbTableTree *tb, - TreeDbTerm* old, - Eterm obj) -{ - TreeDbTerm* p = db_get_term((DbTableCommon *) tb, - (old != NULL) ? &(old->dbterm) : NULL, - ((char *) &(old->dbterm)) - ((char *) old), - obj); - return p; -} - /* * Deletion helpers */ @@ -2332,14 +2294,15 @@ done: * Find next and previous in sort order */ -static TreeDbTerm *find_next(DbTableTree *tb, DbTreeStack* stack, Eterm key) +static TreeDbTerm *find_next(DbTableTree *tb, DbTreeStack* stack, + Eterm key, Eterm* key_base) { TreeDbTerm *this; TreeDbTerm *tmp; Sint c; if(( this = TOP_NODE(stack)) != NULL) { - if (!CMP_EQ(GETKEY(tb, this->dbterm.tpl),key)) { + if (!cmp_key_eq(tb,key,key_base,this)) { /* Start from the beginning */ stack->pos = stack->slot = 0; } @@ -2349,14 +2312,14 @@ static TreeDbTerm *find_next(DbTableTree *tb, DbTreeStack* stack, Eterm key) return NULL; for (;;) { PUSH_NODE(stack, this); - if (( c = cmp(GETKEY(tb, this->dbterm.tpl),key) ) < 0) { + if (( c = cmp_key(tb,key,key_base,this) ) > 0) { if (this->right == NULL) /* We are at the previos and the element does not exist */ break; else this = this->right; - } else if (c > 0) { + } else if (c < 0) { if (this->left == NULL) /* Done */ return this; else @@ -2389,14 +2352,15 @@ static TreeDbTerm *find_next(DbTableTree *tb, DbTreeStack* stack, Eterm key) return this; } -static TreeDbTerm *find_prev(DbTableTree *tb, DbTreeStack* stack, Eterm key) +static TreeDbTerm *find_prev(DbTableTree *tb, DbTreeStack* stack, + Eterm key, Eterm* key_base) { TreeDbTerm *this; TreeDbTerm *tmp; Sint c; if(( this = TOP_NODE(stack)) != NULL) { - if (!CMP_EQ(GETKEY(tb, this->dbterm.tpl),key)) { + if (!cmp_key_eq(tb,key,key_base,this)) { /* Start from the beginning */ stack->pos = stack->slot = 0; } @@ -2406,14 +2370,14 @@ static TreeDbTerm *find_prev(DbTableTree *tb, DbTreeStack* stack, Eterm key) return NULL; for (;;) { PUSH_NODE(stack, this); - if (( c = cmp(GETKEY(tb, this->dbterm.tpl),key) ) > 0) { + if (( c = cmp_key(tb,key,key_base,this) ) < 0) { if (this->left == NULL) /* We are at the next and the element does not exist */ break; else this = this->left; - } else if (c < 0) { + } else if (c > 0) { if (this->right == NULL) /* Done */ return this; else @@ -2459,7 +2423,8 @@ static TreeDbTerm *find_next_from_pb_key(DbTableTree *tb, DbTreeStack* stack, return NULL; for (;;) { PUSH_NODE(stack, this); - if (( c = cmp_partly_bound(key,GETKEY(tb, this->dbterm.tpl)) ) >= 0) { + if (( c = cmp_partly_bound(key,GETKEY(tb, this->dbterm.tpl), + this->dbterm.tpl) ) >= 0) { if (this->right == NULL) { do { tmp = POP_NODE(stack); @@ -2492,7 +2457,8 @@ static TreeDbTerm *find_prev_from_pb_key(DbTableTree *tb, DbTreeStack* stack, return NULL; for (;;) { PUSH_NODE(stack, this); - if (( c = cmp_partly_bound(key,GETKEY(tb, this->dbterm.tpl)) ) <= 0) { + if (( c = cmp_partly_bound(key,GETKEY(tb, this->dbterm.tpl), + this->dbterm.tpl) ) <= 0) { if (this->left == NULL) { do { tmp = POP_NODE(stack); @@ -2522,12 +2488,11 @@ static TreeDbTerm *find_node(DbTableTree *tb, Eterm key) Sint res; DbTreeStack* stack = get_static_stack(tb); - if(!stack || EMPTY_NODE(stack) - || !CMP_EQ(GETKEY(tb, ( this = TOP_NODE(stack) )->dbterm.tpl), key)) { + if(!stack || EMPTY_NODE(stack) + || !cmp_key_eq(tb, key, NULL, (this=TOP_NODE(stack)))) { this = tb->root; - while (this != NULL && - ( res = cmp(key, GETKEY(tb, this->dbterm.tpl)) ) != 0) { + while (this != NULL && (res = cmp_key(tb,key,NULL,this)) != 0) { if (res < 0) this = this->left; else @@ -2549,8 +2514,7 @@ static TreeDbTerm **find_node2(DbTableTree *tb, Eterm key) Sint res; this = &tb->root; - while ((*this) != NULL && - ( res = cmp(key, GETKEY(tb, (*this)->dbterm.tpl)) ) != 0) { + while ((*this) != NULL && (res = cmp_key(tb, key, NULL, *this)) != 0) { if (res < 0) this = &((*this)->left); else @@ -2570,46 +2534,24 @@ static int db_lookup_dbterm_tree(DbTable *tbl, Eterm key, DbUpdateHandle* handle handle->tb = tbl; handle->dbterm = &(*pp)->dbterm; + handle->mustResize = 0; handle->bp = (void**) pp; handle->new_size = (*pp)->dbterm.size; - handle->mustResize = 0; +#if HALFWORD_HEAP + handle->abs_vec = NULL; +#endif return 1; } static void db_finalize_dbterm_tree(DbUpdateHandle* handle) { if (handle->mustResize) { - ErlOffHeap tmp_offheap; - Eterm* top; - Eterm copy; - DbTerm* newDbTerm; - DbTableTree *tb = &handle->tb->tree; TreeDbTerm* oldp = (TreeDbTerm*) *handle->bp; - TreeDbTerm* newp = erts_db_alloc(ERTS_ALC_T_DB_TERM, - handle->tb, - sizeof(TreeDbTerm)+sizeof(Eterm)*(handle->new_size-1)); - memcpy(newp, oldp, sizeof(TreeDbTerm)-sizeof(DbTerm)); /* copy only tree header */ - *(handle->bp) = newp; - reset_static_stack(tb); - newDbTerm = &newp->dbterm; - - newDbTerm->size = handle->new_size; - tmp_offheap.first = NULL; - tmp_offheap.overhead = 0; - - /* make a flat copy */ - top = DBTERM_BUF(newDbTerm); - copy = copy_struct(make_tuple(handle->dbterm->tpl), - handle->new_size, - &top, &tmp_offheap); - newDbTerm->first_oh = tmp_offheap.first; - DBTERM_SET_TPL(newDbTerm,tuple_val(copy)); - - db_free_term_data(handle->dbterm); - erts_db_free(ERTS_ALC_T_DB_TERM, - handle->tb, - (void *) (((char *) handle->dbterm) - (sizeof(TreeDbTerm) - sizeof(DbTerm))), - sizeof(TreeDbTerm) + sizeof(Eterm)*(handle->dbterm->size-1)); + + db_finalize_resize(handle, offsetof(TreeDbTerm,dbterm)); + reset_static_stack(&handle->tb->tree); + + free_term(&handle->tb->tree, oldp); } #ifdef DEBUG handle->dbterm = 0; @@ -2622,7 +2564,7 @@ static void db_finalize_dbterm_tree(DbUpdateHandle* handle) */ static void traverse_backwards(DbTableTree *tb, DbTreeStack* stack, - Eterm lastkey, + Eterm lastkey, Eterm* lk_base, int (*doit)(DbTableTree *, TreeDbTerm *, void *, @@ -2641,15 +2583,16 @@ static void traverse_backwards(DbTableTree *tb, this = this->right; } this = TOP_NODE(stack); - next = find_prev(tb, stack, GETKEY(tb, this->dbterm.tpl)); + next = find_prev(tb, stack, GETKEY(tb, this->dbterm.tpl), + this->dbterm.tpl); if (!((*doit)(tb, this, context, 0))) return; } else { - next = find_prev(tb, stack, lastkey); + next = find_prev(tb, stack, lastkey, lk_base); } while ((this = next) != NULL) { - next = find_prev(tb, stack, GETKEY(tb, this->dbterm.tpl)); + next = find_prev(tb, stack, GETKEY(tb, this->dbterm.tpl), this->dbterm.tpl); if (!((*doit)(tb, this, context, 0))) return; } @@ -2660,7 +2603,7 @@ static void traverse_backwards(DbTableTree *tb, */ static void traverse_forward(DbTableTree *tb, DbTreeStack* stack, - Eterm lastkey, + Eterm lastkey, Eterm* lk_base, int (*doit)(DbTableTree *, TreeDbTerm *, void *, @@ -2679,15 +2622,15 @@ static void traverse_forward(DbTableTree *tb, this = this->left; } this = TOP_NODE(stack); - next = find_next(tb, stack, GETKEY(tb, this->dbterm.tpl)); + next = find_next(tb, stack, GETKEY(tb, this->dbterm.tpl), this->dbterm.tpl); if (!((*doit)(tb, this, context, 1))) return; } else { - next = find_next(tb, stack, lastkey); + next = find_next(tb, stack, lastkey, lk_base); } while ((this = next) != NULL) { - next = find_next(tb, stack, GETKEY(tb, this->dbterm.tpl)); + next = find_next(tb, stack, GETKEY(tb, this->dbterm.tpl), this->dbterm.tpl); if (!((*doit)(tb, this, context, 1))) return; } @@ -2713,7 +2656,7 @@ static int key_given(DbTableTree *tb, Eterm pattern, TreeDbTerm **ret, if (( this = find_node(tb, key) ) == NULL) { return -1; } - *ret = this; + *ret = this; return 1; } else if (partly_bound != NULL && key != am_Underscore && db_is_variable(key) < 0) @@ -2724,7 +2667,7 @@ static int key_given(DbTableTree *tb, Eterm pattern, TreeDbTerm **ret, -static Sint do_cmp_partly_bound(Eterm a, Eterm b, int *done) +static Sint do_cmp_partly_bound(Eterm a, Eterm b, Eterm* b_base, int *done) { Eterm* aa; Eterm* bb; @@ -2738,44 +2681,44 @@ static Sint do_cmp_partly_bound(Eterm a, Eterm b, int *done) *done = 1; return 0; } - if (a == b) + if (is_same(a,NULL,b,b_base)) return 0; switch (a & _TAG_PRIMARY_MASK) { case TAG_PRIMARY_LIST: if (!is_list(b)) { - return cmp(a,b); + return cmp_rel(a,NULL,b,b_base); } aa = list_val(a); - bb = list_val(b); + bb = list_val_rel(b,b_base); while (1) { - if ((j = do_cmp_partly_bound(*aa++, *bb++, done)) != 0 || *done) + if ((j = do_cmp_partly_bound(*aa++, *bb++, b_base, done)) != 0 || *done) return j; if (*aa==*bb) return 0; if (is_not_list(*aa) || is_not_list(*bb)) - return do_cmp_partly_bound(*aa, *bb, done); + return do_cmp_partly_bound(*aa, *bb, b_base, done); aa = list_val(*aa); - bb = list_val(*bb); + bb = list_val_rel(*bb,b_base); } case TAG_PRIMARY_BOXED: if ((b & _TAG_PRIMARY_MASK) != TAG_PRIMARY_BOXED) { - return cmp(a,b); + return cmp_rel(a,NULL,b,b_base); } a_hdr = ((*boxed_val(a)) & _TAG_HEADER_MASK) >> _TAG_PRIMARY_SIZE; - b_hdr = ((*boxed_val(b)) & _TAG_HEADER_MASK) >> _TAG_PRIMARY_SIZE; + b_hdr = ((*boxed_val_rel(b,b_base)) & _TAG_HEADER_MASK) >> _TAG_PRIMARY_SIZE; if (a_hdr != b_hdr) { - return cmp(a, b); + return cmp_rel(a, NULL, b, b_base); } if (a_hdr == (_TAG_HEADER_ARITYVAL >> _TAG_PRIMARY_SIZE)) { aa = tuple_val(a); - bb = tuple_val(b); + bb = tuple_val_rel(b, b_base); /* compare the arities */ i = arityval(*aa); /* get the arity*/ if (i < arityval(*bb)) return(-1); if (i > arityval(*bb)) return(1); while (i--) { - if ((j = do_cmp_partly_bound(*++aa, *++bb, done)) != 0 + if ((j = do_cmp_partly_bound(*++aa, *++bb, b_base, done)) != 0 || *done) return j; } @@ -2783,14 +2726,14 @@ static Sint do_cmp_partly_bound(Eterm a, Eterm b, int *done) } /* Drop through */ default: - return cmp(a, b); + return cmp_rel(a, NULL, b, b_base); } } -static Sint cmp_partly_bound(Eterm partly_bound_key, Eterm bound_key) +static Sint cmp_partly_bound(Eterm partly_bound_key, Eterm bound_key, Eterm* bk_base) { int done = 0; - Sint ret = do_cmp_partly_bound(partly_bound_key, bound_key, &done); + Sint ret = do_cmp_partly_bound(partly_bound_key, bound_key, bk_base, &done); #ifdef HARDDEBUG erts_fprintf(stderr,"\ncmp_partly_bound: %T", partly_bound_key); if (ret < 0) @@ -2799,7 +2742,7 @@ static Sint cmp_partly_bound(Eterm partly_bound_key, Eterm bound_key) erts_fprintf(stderr," > "); else erts_fprintf(stderr," == "); - erts_fprintf(stderr,"%T\n",bound_key); + erts_fprintf(stderr,"%T\n",bound_key); // HALFWORD BUG: printing rterm #endif return ret; } @@ -2886,7 +2829,7 @@ static int do_partly_bound_can_match_lesser(Eterm a, Eterm b, if (not_eq_tags(a,b)) { *done = 1; - return (cmp(a, b) < 0) ? 1 : 0; + return (CMP(a, b) < 0) ? 1 : 0; } /* we now know that tags are the same */ @@ -2922,7 +2865,7 @@ static int do_partly_bound_can_match_lesser(Eterm a, Eterm b, bb = list_val(*bb); } default: - if((i = cmp(a, b)) != 0) { + if((i = CMP(a, b)) != 0) { *done = 1; } return (i < 0) ? 1 : 0; @@ -2957,7 +2900,7 @@ static int do_partly_bound_can_match_greater(Eterm a, Eterm b, if (not_eq_tags(a,b)) { *done = 1; - return (cmp(a, b) > 0) ? 1 : 0; + return (CMP(a, b) > 0) ? 1 : 0; } /* we now know that tags are the same */ @@ -2993,7 +2936,7 @@ static int do_partly_bound_can_match_greater(Eterm a, Eterm b, bb = list_val(*bb); } default: - if((i = cmp(a, b)) != 0) { + if((i = CMP(a, b)) != 0) { *done = 1; } return (i > 0) ? 1 : 0; @@ -3009,39 +2952,24 @@ static int doit_select(DbTableTree *tb, TreeDbTerm *this, void *ptr, { struct select_context *sc = (struct select_context *) ptr; Eterm ret; - Uint32 dummy; + Eterm* hp; sc->lastobj = this->dbterm.tpl; if (sc->end_condition != NIL && ((forward && cmp_partly_bound(sc->end_condition, - GETKEY_WITH_POS(sc->keypos, - this->dbterm.tpl)) < 0) || + GETKEY_WITH_POS(sc->keypos, this->dbterm.tpl), + this->dbterm.tpl) < 0) || (!forward && cmp_partly_bound(sc->end_condition, - GETKEY_WITH_POS(sc->keypos, - this->dbterm.tpl)) > 0))) { + GETKEY_WITH_POS(sc->keypos, this->dbterm.tpl), + this->dbterm.tpl) > 0))) { return 0; } - ret = db_prog_match(sc->p, sc->mp, - make_tuple(this->dbterm.tpl), - NULL,0, &dummy); + ret = db_match_dbterm(&tb->common,sc->p,sc->mp,sc->all_objects, + &this->dbterm, &hp, 2); if (is_value(ret)) { - Uint sz; - Eterm *hp; - if (sc->all_objects) { - hp = HAlloc(sc->p, this->dbterm.size + 2); - ret = copy_shallow(DBTERM_BUF(&this->dbterm), - this->dbterm.size, - &hp, - &MSO(sc->p)); - } else { - sz = size_object(ret); - hp = HAlloc(sc->p, sz + 2); - ret = copy_struct(ret, sz, - &hp, &MSO(sc->p)); - } sc->accum = CONS(hp, ret, sc->accum); } if (MBUF(sc->p)) { @@ -3062,20 +2990,18 @@ static int doit_select_count(DbTableTree *tb, TreeDbTerm *this, void *ptr, { struct select_count_context *sc = (struct select_count_context *) ptr; Eterm ret; - Uint32 dummy; sc->lastobj = this->dbterm.tpl; /* Always backwards traversing */ if (sc->end_condition != NIL && (cmp_partly_bound(sc->end_condition, - GETKEY_WITH_POS(sc->keypos, - this->dbterm.tpl)) > 0)) { + GETKEY_WITH_POS(sc->keypos, this->dbterm.tpl), + this->dbterm.tpl) > 0)) { return 0; } - ret = db_prog_match(sc->p, sc->mp, - make_tuple(this->dbterm.tpl), - NULL,0, &dummy); + ret = db_match_dbterm(&tb->common, sc->p, sc->mp, 0, + &this->dbterm, NULL, 0); if (ret == am_true) { ++(sc->got); } @@ -3090,41 +3016,26 @@ static int doit_select_chunk(DbTableTree *tb, TreeDbTerm *this, void *ptr, { struct select_context *sc = (struct select_context *) ptr; Eterm ret; - Uint32 dummy; + Eterm* hp; sc->lastobj = this->dbterm.tpl; if (sc->end_condition != NIL && ((forward && cmp_partly_bound(sc->end_condition, - GETKEY_WITH_POS(sc->keypos, - this->dbterm.tpl)) < 0) || + GETKEY_WITH_POS(sc->keypos, this->dbterm.tpl), + this->dbterm.tpl) < 0) || (!forward && cmp_partly_bound(sc->end_condition, - GETKEY_WITH_POS(sc->keypos, - this->dbterm.tpl)) > 0))) { + GETKEY_WITH_POS(sc->keypos, this->dbterm.tpl), + this->dbterm.tpl) > 0))) { return 0; } - ret = db_prog_match(sc->p, sc->mp, - make_tuple(this->dbterm.tpl), - NULL,0, &dummy); + ret = db_match_dbterm(&tb->common, sc->p, sc->mp, sc->all_objects, + &this->dbterm, &hp, 2); if (is_value(ret)) { - Uint sz; - Eterm *hp; - ++(sc->got); - if (sc->all_objects) { - hp = HAlloc(sc->p, this->dbterm.size + 2); - ret = copy_shallow(DBTERM_BUF(&this->dbterm), - this->dbterm.size, - &hp, - &MSO(sc->p)); - } else { - sz = size_object(ret); - hp = HAlloc(sc->p, sz + 2); - ret = copy_struct(ret, sz, &hp, &MSO(sc->p)); - } sc->accum = CONS(hp, ret, sc->accum); } if (MBUF(sc->p)) { @@ -3146,7 +3057,6 @@ static int doit_select_delete(DbTableTree *tb, TreeDbTerm *this, void *ptr, { struct select_delete_context *sc = (struct select_delete_context *) ptr; Eterm ret; - Uint32 dummy; Eterm key; if (sc->erase_lastterm) @@ -3156,15 +3066,14 @@ static int doit_select_delete(DbTableTree *tb, TreeDbTerm *this, void *ptr, if (sc->end_condition != NIL && cmp_partly_bound(sc->end_condition, - GETKEY_WITH_POS(sc->keypos, - this->dbterm.tpl)) > 0) + GETKEY_WITH_POS(sc->keypos, this->dbterm.tpl), + this->dbterm.tpl) > 0) return 0; - ret = db_prog_match(sc->p, sc->mp, - make_tuple(this->dbterm.tpl), - NULL,0, &dummy); + ret = db_match_dbterm(&tb->common, sc->p, sc->mp, 0, + &this->dbterm, NULL, 0); if (ret == am_true) { key = GETKEY(sc->tb, this->dbterm.tpl); - linkout_tree(sc->tb, key); + linkout_tree(sc->tb, key, this->dbterm.tpl); sc->erase_lastterm = 1; ++sc->accum; } |