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authorRickard Green <[email protected]>2017-01-23 21:26:22 +0100
committerRickard Green <[email protected]>2017-02-06 19:54:48 +0100
commit2a78349342b9f72651c016b650321bb317098a3c (patch)
treea859e377aa9426863fe381ef30bd940a2c7935dd /erts/emulator
parent8d4dd97bcbd0988b08f8f8141ec7cfb17a16aa4a (diff)
downloadotp-2a78349342b9f72651c016b650321bb317098a3c.tar.gz
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Use magic refs for compiled match specs
Diffstat (limited to 'erts/emulator')
-rw-r--r--erts/emulator/beam/erl_db.c18
-rw-r--r--erts/emulator/beam/erl_db_hash.c32
-rw-r--r--erts/emulator/beam/erl_db_tree.c40
-rw-r--r--erts/emulator/beam/erl_db_util.c15
-rw-r--r--erts/emulator/beam/erl_db_util.h43
-rw-r--r--erts/emulator/beam/erl_node_tables.c8
6 files changed, 82 insertions, 74 deletions
diff --git a/erts/emulator/beam/erl_db.c b/erts/emulator/beam/erl_db.c
index 6a915a88a1..9f077dd407 100644
--- a/erts/emulator/beam/erl_db.c
+++ b/erts/emulator/beam/erl_db.c
@@ -2779,7 +2779,7 @@ BIF_RETTYPE ets_info_2(BIF_ALIST_2)
BIF_RETTYPE ets_is_compiled_ms_1(BIF_ALIST_1)
{
- if (erts_db_is_compiled_ms(BIF_ARG_1)) {
+ if (erts_db_get_match_prog_binary(BIF_ARG_1)) {
BIF_RET(am_true);
} else {
BIF_RET(am_false);
@@ -2794,9 +2794,9 @@ BIF_RETTYPE ets_match_spec_compile_1(BIF_ALIST_1)
BIF_ERROR(BIF_P, BADARG);
}
- hp = HAlloc(BIF_P, PROC_BIN_SIZE);
+ hp = HAlloc(BIF_P, ERTS_MAGIC_REF_THING_SIZE);
- BIF_RET(erts_mk_magic_binary_term(&hp, &MSO(BIF_P), mp));
+ BIF_RET(erts_db_make_match_prog_ref(BIF_P, mp, &hp));
}
BIF_RETTYPE ets_match_spec_run_r_3(BIF_ALIST_3)
@@ -2805,24 +2805,18 @@ BIF_RETTYPE ets_match_spec_run_r_3(BIF_ALIST_3)
int i = 0;
Eterm *hp;
Eterm lst;
- ProcBin *bp;
Binary *mp;
Eterm res;
Uint32 dummy;
- if (!(is_list(BIF_ARG_1) || BIF_ARG_1 == NIL) || !is_binary(BIF_ARG_2)) {
+ if (!(is_list(BIF_ARG_1) || BIF_ARG_1 == NIL)) {
error:
BIF_ERROR(BIF_P, BADARG);
}
- bp = (ProcBin*) binary_val(BIF_ARG_2);
- if (thing_subtag(bp->thing_word) != REFC_BINARY_SUBTAG) {
+ mp = erts_db_get_match_prog_binary(BIF_ARG_2);
+ if (!mp)
goto error;
- }
- mp = bp->val;
- if (!IsMatchProgBinary(mp)) {
- goto error;
- }
if (BIF_ARG_1 == NIL) {
BIF_RET(BIF_ARG_3);
diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c
index b2a231467b..bb29d56aa7 100644
--- a/erts/emulator/beam/erl_db_hash.c
+++ b/erts/emulator/beam/erl_db_hash.c
@@ -1287,15 +1287,13 @@ static int db_select_continue_hash(Process *p,
if (arityval(*tptr) != 6)
RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
- if (!is_small(tptr[2]) || !is_small(tptr[3]) || !is_binary(tptr[4]) ||
+ if (!is_small(tptr[2]) || !is_small(tptr[3]) ||
!(is_list(tptr[5]) || tptr[5] == NIL) || !is_small(tptr[6]))
RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
if ((chunk_size = signed_val(tptr[3])) < 0)
RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
- if (!(thing_subtag(*binary_val(tptr[4])) == REFC_BINARY_SUBTAG))
- RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
- mp = ((ProcBin *) binary_val(tptr[4]))->val;
- if (!IsMatchProgBinary(mp))
+ mp = erts_db_get_match_prog_binary(tptr[4]);
+ if (!mp)
RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
all_objects = mp->flags & BIN_FLAG_ALL_OBJECTS;
match_list = tptr[5];
@@ -1554,8 +1552,8 @@ done:
been in 'user space' */
}
if (rest != NIL || slot_ix >= 0) { /* Need more calls */
- hp = HAlloc(p,3+7+PROC_BIN_SIZE);
- mpb =db_make_mp_binary(p,(mpi.mp),&hp);
+ hp = HAlloc(p,3+7+ERTS_MAGIC_REF_THING_SIZE);
+ mpb = erts_db_make_match_prog_ref(p,(mpi.mp),&hp);
if (mpi.all_objects)
(mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS;
continuation = TUPLE6(hp, tb->common.id,make_small(slot_ix),
@@ -1580,8 +1578,8 @@ trap:
BUMP_ALL_REDS(p);
if (mpi.all_objects)
(mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS;
- hp = HAlloc(p,7+PROC_BIN_SIZE);
- mpb =db_make_mp_binary(p,(mpi.mp),&hp);
+ hp = HAlloc(p,7+ERTS_MAGIC_REF_THING_SIZE);
+ mpb = erts_db_make_match_prog_ref(p,(mpi.mp),&hp);
continuation = TUPLE6(hp, tb->common.id, make_small(slot_ix),
make_small(chunk_size),
mpb, match_list,
@@ -1693,15 +1691,15 @@ done:
trap:
BUMP_ALL_REDS(p);
if (IS_USMALL(0, got)) {
- hp = HAlloc(p, PROC_BIN_SIZE + 5);
+ hp = HAlloc(p, ERTS_MAGIC_REF_THING_SIZE + 5);
egot = make_small(got);
}
else {
- hp = HAlloc(p, BIG_UINT_HEAP_SIZE + PROC_BIN_SIZE + 5);
+ hp = HAlloc(p, BIG_UINT_HEAP_SIZE + ERTS_MAGIC_REF_THING_SIZE + 5);
egot = uint_to_big(got, hp);
hp += BIG_UINT_HEAP_SIZE;
}
- mpb = db_make_mp_binary(p,mpi.mp,&hp);
+ mpb = erts_db_make_match_prog_ref(p,mpi.mp,&hp);
continuation = TUPLE4(hp, tb->common.id, make_small(slot_ix),
mpb,
egot);
@@ -1838,15 +1836,15 @@ done:
trap:
BUMP_ALL_REDS(p);
if (IS_USMALL(0, got)) {
- hp = HAlloc(p, PROC_BIN_SIZE + 5);
+ hp = HAlloc(p, ERTS_MAGIC_REF_THING_SIZE + 5);
egot = make_small(got);
}
else {
- hp = HAlloc(p, BIG_UINT_HEAP_SIZE + PROC_BIN_SIZE + 5);
+ hp = HAlloc(p, BIG_UINT_HEAP_SIZE + ERTS_MAGIC_REF_THING_SIZE + 5);
egot = uint_to_big(got, hp);
hp += BIG_UINT_HEAP_SIZE;
}
- mpb = db_make_mp_binary(p,mpi.mp,&hp);
+ mpb = erts_db_make_match_prog_ref(p,mpi.mp,&hp);
continuation = TUPLE4(hp, tb->common.id, make_small(slot_ix),
mpb,
egot);
@@ -1887,7 +1885,7 @@ static int db_select_delete_continue_hash(Process *p,
tptr = tuple_val(continuation);
slot_ix = unsigned_val(tptr[2]);
- mp = ((ProcBin *) binary_val(tptr[3]))->val;
+ mp = erts_db_get_match_prog_binary_unchecked(tptr[3]);
if (is_big(tptr[4])) {
got = big_to_uint32(tptr[4]);
} else {
@@ -1999,7 +1997,7 @@ static int db_select_count_continue_hash(Process *p,
tptr = tuple_val(continuation);
slot_ix = unsigned_val(tptr[2]);
- mp = ((ProcBin *) binary_val(tptr[3]))->val;
+ mp = erts_db_get_match_prog_binary_unchecked(tptr[3]);
if (is_big(tptr[4])) {
got = big_to_uint32(tptr[4]);
} else {
diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c
index dd9403e132..c4ecd2ba37 100644
--- a/erts/emulator/beam/erl_db_tree.c
+++ b/erts/emulator/beam/erl_db_tree.c
@@ -935,17 +935,15 @@ static int db_select_continue_tree(Process *p,
if (arityval(*tptr) != 8)
RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
- if (!is_small(tptr[4]) || !is_binary(tptr[5]) ||
+ if (!is_small(tptr[4]) ||
!(is_list(tptr[6]) || tptr[6] == NIL) || !is_small(tptr[7]) ||
!is_small(tptr[8]))
RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
lastkey = tptr[2];
end_condition = tptr[3];
- if (!(thing_subtag(*binary_val(tptr[5])) == REFC_BINARY_SUBTAG))
- RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
- mp = ((ProcBin *) binary_val(tptr[5]))->val;
- if (!IsMatchProgBinary(mp))
+ mp = erts_db_get_match_prog_binary(tptr[5]);
+ if (!mp)
RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
chunk_size = signed_val(tptr[4]);
@@ -1145,11 +1143,11 @@ static int db_select_tree(Process *p, DbTable *tbl,
key = GETKEY(tb, sc.lastobj);
sz = size_object(key);
- hp = HAlloc(p, 9 + sz + PROC_BIN_SIZE);
+ hp = HAlloc(p, 9 + sz + ERTS_MAGIC_REF_THING_SIZE);
key = copy_struct(key, sz, &hp, &MSO(p));
if (mpi.all_objects)
(mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS;
- mpb=db_make_mp_binary(p,mpi.mp,&hp);
+ mpb= erts_db_make_match_prog_ref(p,mpi.mp,&hp);
continuation = TUPLE8
(hp,
@@ -1208,10 +1206,8 @@ static int db_select_count_continue_tree(Process *p,
lastkey = tptr[2];
end_condition = tptr[3];
- if (!(thing_subtag(*binary_val(tptr[4])) == REFC_BINARY_SUBTAG))
- RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
- mp = ((ProcBin *) binary_val(tptr[4]))->val;
- if (!IsMatchProgBinary(mp))
+ mp = erts_db_get_match_prog_binary(tptr[4]);
+ if (!mp)
RET_TO_BIF(NIL,DB_ERROR_BADPARAM);
sc.p = p;
@@ -1338,18 +1334,18 @@ static int db_select_count_tree(Process *p, DbTable *tbl,
key = GETKEY(tb, sc.lastobj);
sz = size_object(key);
if (IS_USMALL(0, sc.got)) {
- hp = HAlloc(p, sz + PROC_BIN_SIZE + 6);
+ hp = HAlloc(p, sz + ERTS_MAGIC_REF_THING_SIZE + 6);
egot = make_small(sc.got);
}
else {
- hp = HAlloc(p, BIG_UINT_HEAP_SIZE + sz + PROC_BIN_SIZE + 6);
+ hp = HAlloc(p, BIG_UINT_HEAP_SIZE + sz + ERTS_MAGIC_REF_THING_SIZE + 6);
egot = uint_to_big(sc.got, hp);
hp += BIG_UINT_HEAP_SIZE;
}
key = copy_struct(key, sz, &hp, &MSO(p));
if (mpi.all_objects)
(mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS;
- mpb = db_make_mp_binary(p,mpi.mp,&hp);
+ mpb = erts_db_make_match_prog_ref(p,mpi.mp,&hp);
continuation = TUPLE5
(hp,
@@ -1470,11 +1466,11 @@ static int db_select_chunk_tree(Process *p, DbTable *tbl,
key = GETKEY(tb, sc.lastobj);
sz = size_object(key);
- hp = HAlloc(p, 9 + sz + PROC_BIN_SIZE);
+ hp = HAlloc(p, 9 + sz + ERTS_MAGIC_REF_THING_SIZE);
key = copy_struct(key, sz, &hp, &MSO(p));
if (mpi.all_objects)
(mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS;
- mpb = db_make_mp_binary(p,mpi.mp,&hp);
+ mpb = erts_db_make_match_prog_ref(p,mpi.mp,&hp);
continuation = TUPLE8
(hp,
@@ -1495,12 +1491,12 @@ static int db_select_chunk_tree(Process *p, DbTable *tbl,
key = GETKEY(tb, sc.lastobj);
sz = size_object(key);
- hp = HAlloc(p, 9 + sz + PROC_BIN_SIZE);
+ hp = HAlloc(p, 9 + sz + ERTS_MAGIC_REF_THING_SIZE);
key = copy_struct(key, sz, &hp, &MSO(p));
if (mpi.all_objects)
(mpi.mp)->flags |= BIN_FLAG_ALL_OBJECTS;
- mpb = db_make_mp_binary(p,mpi.mp,&hp);
+ mpb = erts_db_make_match_prog_ref(p,mpi.mp,&hp);
continuation = TUPLE8
(hp,
tb->common.id,
@@ -1558,7 +1554,7 @@ static int db_select_delete_continue_tree(Process *p,
sc.erase_lastterm = 0; /* Before first RET_TO_BIF */
sc.lastterm = NULL;
- mp = ((ProcBin *) binary_val(tptr[4]))->val;
+ mp = erts_db_get_match_prog_binary_unchecked(tptr[4]);
sc.p = p;
sc.tb = tb;
if (is_big(tptr[5])) {
@@ -1682,16 +1678,16 @@ static int db_select_delete_tree(Process *p, DbTable *tbl,
key = GETKEY(tb, (sc.lastterm)->dbterm.tpl);
sz = size_object(key);
if (IS_USMALL(0, sc.accum)) {
- hp = HAlloc(p, sz + PROC_BIN_SIZE + 6);
+ hp = HAlloc(p, sz + ERTS_MAGIC_REF_THING_SIZE + 6);
eaccsum = make_small(sc.accum);
}
else {
- hp = HAlloc(p, BIG_UINT_HEAP_SIZE + sz + PROC_BIN_SIZE + 6);
+ hp = HAlloc(p, BIG_UINT_HEAP_SIZE + sz + ERTS_MAGIC_REF_THING_SIZE + 6);
eaccsum = uint_to_big(sc.accum, hp);
hp += BIG_UINT_HEAP_SIZE;
}
key = copy_struct(key, sz, &hp, &MSO(p));
- mpb = db_make_mp_binary(p,mpi.mp,&hp);
+ mpb = erts_db_make_match_prog_ref(p,mpi.mp,&hp);
continuation = TUPLE5
(hp,
diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c
index 0ab42394ce..070e29578f 100644
--- a/erts/emulator/beam/erl_db_util.c
+++ b/erts/emulator/beam/erl_db_util.c
@@ -2545,14 +2545,6 @@ success:
}
-/*
- * Convert a match program to a "magic" binary to return up to erlang
- */
-Eterm db_make_mp_binary(Process *p, Binary *mp, Eterm **hpp)
-{
- return erts_mk_magic_binary_term(hpp, &MSO(p), mp);
-}
-
DMCErrInfo *db_new_dmc_err_info(void)
{
DMCErrInfo *ret = erts_alloc(ERTS_ALC_T_DB_DMC_ERR_INFO,
@@ -3266,13 +3258,6 @@ int db_has_variable(Eterm node) {
return 0;
}
-int erts_db_is_compiled_ms(Eterm term)
-{
- return (is_binary(term)
- && (thing_subtag(*binary_val(term)) == REFC_BINARY_SUBTAG)
- && IsMatchProgBinary((((ProcBin *) binary_val(term))->val)));
-}
-
/*
** Local (static) utilities.
*/
diff --git a/erts/emulator/beam/erl_db_util.h b/erts/emulator/beam/erl_db_util.h
index 3fb063797e..b2a3bb6c20 100644
--- a/erts/emulator/beam/erl_db_util.h
+++ b/erts/emulator/beam/erl_db_util.h
@@ -23,6 +23,7 @@
#include "global.h"
#include "erl_message.h"
+#include "erl_bif_unique.h"
/*#define HARDDEBUG 1*/
@@ -456,10 +457,44 @@ Eterm db_format_dmc_err_info(Process *p, DMCErrInfo *ei);
void db_free_dmc_err_info(DMCErrInfo *ei);
/* Completely free's an error info structure, including all recorded
errors */
-Eterm db_make_mp_binary(Process *p, Binary *mp, Eterm **hpp);
-/* Convert a match program to a erlang "magic" binary to be returned to userspace,
- increments the reference counter. */
-int erts_db_is_compiled_ms(Eterm term);
+
+ERTS_GLB_INLINE Eterm erts_db_make_match_prog_ref(Process *p, Binary *mp, Eterm **hpp);
+ERTS_GLB_INLINE Binary *erts_db_get_match_prog_binary(Eterm term);
+ERTS_GLB_INLINE Binary *erts_db_get_match_prog_binary_unchecked(Eterm term);
+
+#if ERTS_GLB_INLINE_INCL_FUNC_DEF
+
+/*
+ * Convert a match program to a "magic" ref to return up to erlang
+ */
+ERTS_GLB_INLINE Eterm erts_db_make_match_prog_ref(Process *p, Binary *mp, Eterm **hpp)
+{
+ return erts_mk_magic_ref(hpp, &MSO(p), mp);
+}
+
+ERTS_GLB_INLINE Binary *
+erts_db_get_match_prog_binary_unchecked(Eterm term)
+{
+ Binary *bp = erts_magic_ref2bin(term);
+ ASSERT(bp->flags & BIN_FLAG_MAGIC);
+ ASSERT((ERTS_MAGIC_BIN_DESTRUCTOR(bp) == erts_db_match_prog_destructor));
+ return bp;
+}
+
+ERTS_GLB_INLINE Binary *
+erts_db_get_match_prog_binary(Eterm term)
+{
+ Binary *bp;
+ if (!is_internal_magic_ref(term))
+ return NULL;
+ bp = erts_magic_ref2bin(term);
+ ASSERT(bp->flags & BIN_FLAG_MAGIC);
+ if (ERTS_MAGIC_BIN_DESTRUCTOR(bp) != erts_db_match_prog_destructor)
+ return NULL;
+ return bp;
+}
+
+#endif
/*
** Convenience when compiling into Binary structures
diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c
index 060fbd5883..5e54e5aef2 100644
--- a/erts/emulator/beam/erl_node_tables.c
+++ b/erts/emulator/beam/erl_node_tables.c
@@ -1131,7 +1131,7 @@ insert_offheap(ErlOffHeap *oh, int type, Eterm id)
InsertedBin *ib;
int insert_bin = 1;
for (ib = inserted_bins; ib; ib = ib->next)
- if(ib->bin_val == u.pb->val) {
+ if(ib->bin_val == (Binary *) u.mref->mb) {
insert_bin = 0;
break;
}
@@ -1140,12 +1140,12 @@ insert_offheap(ErlOffHeap *oh, int type, Eterm id)
Uint *hp = &id_heap[0];
InsertedBin *nib;
UseTmpHeapNoproc(BIG_UINT_HEAP_SIZE);
- a.id = erts_bld_uint(&hp, NULL, (Uint) u.pb->val);
- erts_match_prog_foreach_offheap(u.pb->val,
+ a.id = erts_bld_uint(&hp, NULL, (Uint) u.mref->mb);
+ erts_match_prog_foreach_offheap((Binary *) u.mref->mb,
insert_offheap2,
(void *) &a);
nib = erts_alloc(ERTS_ALC_T_NC_TMP, sizeof(InsertedBin));
- nib->bin_val = u.pb->val;
+ nib->bin_val = (Binary *) u.mref->mb;
nib->next = inserted_bins;
inserted_bins = nib;
UnUseTmpHeapNoproc(BIG_UINT_HEAP_SIZE);