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authorBjörn-Egil Dahlberg <[email protected]>2015-03-26 10:38:49 +0100
committerBjörn-Egil Dahlberg <[email protected]>2015-03-26 10:38:49 +0100
commitcb16ed8d78c9b19e85305dbaad9b5773085e509d (patch)
tree7a8979c83889989d684bc2e6804acc57ac0336dc /erts
parent8eb65d33f0be00b06c3b8e44b5a2a830a106b831 (diff)
parent15ce2d396e5c3e5fe7c775a18764db1f7f589e54 (diff)
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Merge branch 'egil/maps/refactor-tagscheme/OTP-12585'
* egil/maps/refactor-tagscheme/OTP-12585: erts: Refactor Map - use multiple values ESTACK_PUSHN erts: GC needs the size even if the frag is not referenced Revert "hipe: Handle separate hashmap tag correctly" erts: Combine flat and hash maps under one unifying tag
Diffstat (limited to 'erts')
-rw-r--r--erts/emulator/beam/beam_emu.c16
-rw-r--r--erts/emulator/beam/copy.c57
-rw-r--r--erts/emulator/beam/erl_db_util.c18
-rw-r--r--erts/emulator/beam/erl_gc.h7
-rw-r--r--erts/emulator/beam/erl_map.c72
-rw-r--r--erts/emulator/beam/erl_map.h50
-rw-r--r--erts/emulator/beam/erl_nif.c4
-rw-r--r--erts/emulator/beam/erl_printf_term.c139
-rw-r--r--erts/emulator/beam/erl_term.c1
-rw-r--r--erts/emulator/beam/erl_term.h99
-rw-r--r--erts/emulator/beam/external.c22
-rw-r--r--erts/emulator/beam/io.c6
-rw-r--r--erts/emulator/beam/utils.c250
13 files changed, 359 insertions, 382 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 6526e87e4c..8fcdc72895 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -6602,8 +6602,8 @@ new_map(Process* p, Eterm* reg, BeamInstr* I)
keys = make_tuple(thp);
*thp++ = make_arityval(n/2);
- mp = (flatmap_t *)mhp; mhp += MAP_HEADER_SIZE;
- mp->thing_word = MAP_HEADER;
+ mp = (flatmap_t *)mhp; mhp += MAP_HEADER_FLATMAP_SZ;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->size = n/2;
mp->keys = keys;
@@ -6684,7 +6684,7 @@ update_map_assoc(Process* p, Eterm* reg, Eterm map, BeamInstr* I)
* update list are new).
*/
- need = 2*(num_old+num_updates) + 1 + MAP_HEADER_SIZE;
+ need = 2*(num_old+num_updates) + 1 + MAP_HEADER_FLATMAP_SZ;
if (HeapWordsLeft(p) < need) {
Uint live = Arg(3);
reg[live] = map;
@@ -6723,8 +6723,8 @@ update_map_assoc(Process* p, Eterm* reg, Eterm map, BeamInstr* I)
res = make_flatmap(hp);
mp = (flatmap_t *)hp;
- hp += MAP_HEADER_SIZE;
- mp->thing_word = MAP_HEADER;
+ hp += MAP_HEADER_FLATMAP_SZ;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->keys = make_tuple(kp-1);
old_vals = flatmap_get_values(old_mp);
@@ -6906,7 +6906,7 @@ update_map_exact(Process* p, Eterm* reg, Eterm map, BeamInstr* I)
* Allocate the exact heap space needed.
*/
- need = num_old + MAP_HEADER_SIZE;
+ need = num_old + MAP_HEADER_FLATMAP_SZ;
if (HeapWordsLeft(p) < need) {
Uint live = Arg(3);
reg[live] = map;
@@ -6927,8 +6927,8 @@ update_map_exact(Process* p, Eterm* reg, Eterm map, BeamInstr* I)
res = make_flatmap(hp);
mp = (flatmap_t *)hp;
- hp += MAP_HEADER_SIZE;
- mp->thing_word = MAP_HEADER;
+ hp += MAP_HEADER_FLATMAP_SZ;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->size = num_old;
mp->keys = old_mp->keys;
diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c
index 027b85b079..4d12dae787 100644
--- a/erts/emulator/beam/copy.c
+++ b/erts/emulator/beam/copy.c
@@ -127,8 +127,25 @@ Uint size_object(Eterm obj)
obj = *bptr;
break;
}
- case HASHMAP_SUBTAG:
+ case MAP_SUBTAG:
switch (MAP_HEADER_TYPE(hdr)) {
+ case MAP_HEADER_TAG_FLATMAP_HEAD :
+ {
+ Uint n;
+ flatmap_t *mp;
+ mp = (flatmap_t*)flatmap_val_rel(obj,base);
+ ptr = (Eterm *)mp;
+ n = flatmap_get_size(mp) + 1;
+ sum += n + 2;
+ ptr += 2; /* hdr + size words */
+ while (n--) {
+ obj = *ptr++;
+ if (!IS_CONST(obj)) {
+ ESTACK_PUSH(s, obj);
+ }
+ }
+ goto pop_next;
+ }
case MAP_HEADER_TAG_HAMT_HEAD_BITMAP :
case MAP_HEADER_TAG_HAMT_HEAD_ARRAY :
case MAP_HEADER_TAG_HAMT_NODE_BITMAP :
@@ -183,25 +200,7 @@ Uint size_object(Eterm obj)
goto pop_next;
}
break;
- case MAP_SUBTAG:
- {
- Uint n;
- flatmap_t *mp;
- mp = (flatmap_t*)flatmap_val_rel(obj,base);
- ptr = (Eterm *)mp;
- n = flatmap_get_size(mp) + 1;
- sum += n + 2;
- ptr += 2; /* hdr + size words */
- while (n--) {
- obj = *ptr++;
- if (!IS_CONST(obj)) {
- ESTACK_PUSH(s, obj);
- }
- }
- goto pop_next;
- }
- break;
- case BIN_MATCHSTATE_SUBTAG:
+ case BIN_MATCHSTATE_SUBTAG:
erl_exit(ERTS_ABORT_EXIT,
"size_object: matchstate term not allowed");
default:
@@ -369,15 +368,6 @@ Eterm copy_struct(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap)
}
}
break;
- case MAP_SUBTAG:
- {
- i = flatmap_get_size(objp) + 3;
- *argp = make_flatmap_rel(htop, dst_base);
- while (i--) {
- *htop++ = *objp++;
- }
- }
- break;
case REFC_BINARY_SUBTAG:
{
ProcBin* pb;
@@ -502,9 +492,16 @@ Eterm copy_struct(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap)
*argp = make_external_rel(tp, dst_base);
}
break;
- case HASHMAP_SUBTAG:
+ case MAP_SUBTAG:
tp = htop;
switch (MAP_HEADER_TYPE(hdr)) {
+ case MAP_HEADER_TAG_FLATMAP_HEAD :
+ i = flatmap_get_size(objp) + 3;
+ *argp = make_flatmap_rel(htop, dst_base);
+ while (i--) {
+ *htop++ = *objp++;
+ }
+ break;
case MAP_HEADER_TAG_HAMT_HEAD_BITMAP :
case MAP_HEADER_TAG_HAMT_HEAD_ARRAY :
*htop++ = *objp++;
diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c
index 9d699d4b22..0bf562d937 100644
--- a/erts/emulator/beam/erl_db_util.c
+++ b/erts/emulator/beam/erl_db_util.c
@@ -2153,16 +2153,16 @@ restart:
break;
case matchMkFlatMap:
n = *pc++;
- ehp = HAllocX(build_proc, 1 + MAP_HEADER_SIZE + n, HEAP_XTRA);
+ ehp = HAllocX(build_proc, 1 + MAP_HEADER_FLATMAP_SZ + n, HEAP_XTRA);
t = *ehp++ = *--esp;
{
flatmap_t *m = (flatmap_t *)ehp;
- m->thing_word = MAP_HEADER;
+ m->thing_word = MAP_HEADER_FLATMAP;
m->size = n;
m->keys = t;
}
t = make_flatmap(ehp);
- ehp += MAP_HEADER_SIZE;
+ ehp += MAP_HEADER_FLATMAP_SZ;
while (n--) {
*ehp++ = *--esp;
}
@@ -3540,14 +3540,10 @@ static DMCRet dmc_one_term(DMCContext *context,
DMC_PUSH(*stack, c);
break;
case (_TAG_HEADER_MAP >> _TAG_PRIMARY_SIZE):
- n = flatmap_get_size(flatmap_val(c));
- DMC_PUSH(*text, matchPushM);
- ++(context->stack_used);
- DMC_PUSH(*text, n);
- DMC_PUSH(*stack, c);
- break;
- case (_TAG_HEADER_HASHMAP >> _TAG_PRIMARY_SIZE):
- n = hashmap_size(c);
+ if (is_flatmap(c))
+ n = flatmap_get_size(flatmap_val(c));
+ else
+ n = hashmap_size(c);
DMC_PUSH(*text, matchPushM);
++(context->stack_used);
DMC_PUSH(*text, n);
diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h
index 8afcb060a1..bd6dcc9078 100644
--- a/erts/emulator/beam/erl_gc.h
+++ b/erts/emulator/beam/erl_gc.h
@@ -55,9 +55,10 @@ do { \
nelts = header_arity(HDR); \
switch ((HDR) & _HEADER_SUBTAG_MASK) { \
case SUB_BINARY_SUBTAG: nelts++; break; \
- case MAP_SUBTAG: nelts+=flatmap_get_size(PTR) + 1; break; \
- case HASHMAP_SUBTAG: nelts=hashmap_bitcount(MAP_HEADER_VAL(HDR)); \
- nelts += is_hashmap_header_head(HDR) ? 1 : 0; break; \
+ case MAP_SUBTAG: \
+ if (is_flatmap_header(HDR)) nelts+=flatmap_get_size(PTR) + 1; \
+ else nelts += hashmap_bitcount(MAP_HEADER_VAL(HDR)); \
+ break; \
case FUN_SUBTAG: nelts+=((ErlFunThing*)(PTR))->num_free+1; break; \
} \
gval = make_boxed(HTOP); \
diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c
index 35446501d4..ab40f47919 100644
--- a/erts/emulator/beam/erl_map.c
+++ b/erts/emulator/beam/erl_map.c
@@ -303,10 +303,10 @@ static Eterm flatmap_from_validated_list(Process *p, Eterm list, Uint size) {
hp += size;
mp = (flatmap_t*)hp;
res = make_flatmap(mp);
- hp += MAP_HEADER_SIZE;
+ hp += MAP_HEADER_FLATMAP_SZ;
vs = hp;
- mp->thing_word = MAP_HEADER;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->size = size; /* set later, might shrink*/
mp->keys = keys;
@@ -438,10 +438,10 @@ static Eterm hashmap_from_validated_list(Process *p, Eterm list, Uint size) {
ks = hp;
hp += n;
mp = (flatmap_t*)hp;
- hp += MAP_HEADER_SIZE;
+ hp += MAP_HEADER_FLATMAP_SZ;
vs = hp;
- mp->thing_word = MAP_HEADER;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->size = n;
mp->keys = keys;
@@ -710,8 +710,7 @@ static Eterm hashmap_from_chunked_array(ErtsHeapFactory *factory,
}
}
- ESTACK_PUSH(stack, res);
- ESTACK_PUSH(stack, 1 << slot);
+ ESTACK_PUSH2(stack,res,1 << slot);
/* all of the other nodes .. */
elems = n - 2; /* remove first and last elements */
@@ -755,14 +754,12 @@ static Eterm hashmap_from_chunked_array(ErtsHeapFactory *factory,
slot = maskval(v, d);
bp = 1 << slot;
/* no more collisions */
- ESTACK_PUSH(stack,res);
- ESTACK_PUSH(stack,bp);
+ ESTACK_PUSH2(stack,res,bp);
} else if (d == dn) {
/* no collisions at all */
slot = maskval(v, d);
bp = 1 << slot;
- ESTACK_PUSH(stack,res);
- ESTACK_PUSH(stack,hdr | bp);
+ ESTACK_PUSH2(stack,res,hdr | bp);
} else {
/* dn < n, we have a drop and we are done
* build nodes and subtree */
@@ -786,8 +783,7 @@ static Eterm hashmap_from_chunked_array(ErtsHeapFactory *factory,
hdr = ESTACK_POP(stack);
d--;
}
- ESTACK_PUSH(stack, res);
- ESTACK_PUSH(stack, hdr);
+ ESTACK_PUSH2(stack,res,hdr);
}
vp = v;
@@ -944,16 +940,16 @@ static Eterm flatmap_merge(Process *p, Eterm nodeA, Eterm nodeB) {
n1 = flatmap_get_size(mp1);
n2 = flatmap_get_size(mp2);
- need = MAP_HEADER_SIZE + 1 + 2*(n1 + n2);
+ need = MAP_HEADER_FLATMAP_SZ + 1 + 2 * (n1 + n2);
hp = HAlloc(p, need);
thp = hp;
tup = make_tuple(thp);
ks = hp + 1; hp += 1 + n1 + n2;
- mp_new = (flatmap_t*)hp; hp += MAP_HEADER_SIZE;
+ mp_new = (flatmap_t*)hp; hp += MAP_HEADER_FLATMAP_SZ;
vs = hp; hp += n1 + n2;
- mp_new->thing_word = MAP_HEADER;
+ mp_new->thing_word = MAP_HEADER_FLATMAP;
mp_new->size = 0;
mp_new->keys = tup;
@@ -1008,6 +1004,7 @@ static Eterm flatmap_merge(Process *p, Eterm nodeA, Eterm nodeB) {
n = n1 + n2 - unused_size;
*thp = make_arityval(n);
+ mp_new->size = n;
/* Reshape map to a hashmap if the map exceeds the limit */
@@ -1043,8 +1040,6 @@ static Eterm flatmap_merge(Process *p, Eterm nodeA, Eterm nodeB) {
return res;
}
- mp_new->size = n;
-
return make_flatmap(mp_new);
}
@@ -1344,12 +1339,12 @@ BIF_RETTYPE maps_new_0(BIF_ALIST_0) {
Eterm tup;
flatmap_t *mp;
- hp = HAlloc(BIF_P, (MAP_HEADER_SIZE + 1));
+ hp = HAlloc(BIF_P, (MAP_HEADER_FLATMAP_SZ + 1));
tup = make_tuple(hp);
*hp++ = make_arityval(0);
mp = (flatmap_t*)hp;
- mp->thing_word = MAP_HEADER;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->size = 0;
mp->keys = tup;
@@ -1401,7 +1396,7 @@ int erts_maps_remove(Process *p, Eterm key, Eterm map, Eterm *res) {
*thp++ = make_arityval(n - 1);
*res = make_flatmap(mhp);
- *mhp++ = MAP_HEADER;
+ *mhp++ = MAP_HEADER_FLATMAP;
*mhp++ = n - 1;
*mhp++ = tup;
@@ -1478,9 +1473,9 @@ int erts_maps_update(Process *p, Eterm key, Eterm value, Eterm map, Eterm *res)
* assume key-tuple will be intact
*/
- hp = HAlloc(p, MAP_HEADER_SIZE + n);
+ hp = HAlloc(p, MAP_HEADER_FLATMAP_SZ + n);
shp = hp;
- *hp++ = MAP_HEADER;
+ *hp++ = MAP_HEADER_FLATMAP;
*hp++ = n;
*hp++ = mp->keys;
@@ -1502,7 +1497,7 @@ int erts_maps_update(Process *p, Eterm key, Eterm value, Eterm map, Eterm *res)
}
}
- HRelease(p, shp + MAP_HEADER_SIZE + n, shp);
+ HRelease(p, shp + MAP_HEADER_FLATMAP_SZ + n, shp);
return 0;
found_key:
@@ -1536,12 +1531,12 @@ Eterm erts_maps_put(Process *p, Eterm key, Eterm value, Eterm map) {
n = flatmap_get_size(mp);
if (n == 0) {
- hp = HAlloc(p, MAP_HEADER_SIZE + 1 + 2);
+ hp = HAlloc(p, MAP_HEADER_FLATMAP_SZ + 1 + 2);
tup = make_tuple(hp);
*hp++ = make_arityval(1);
*hp++ = key;
res = make_flatmap(hp);
- *hp++ = MAP_HEADER;
+ *hp++ = MAP_HEADER_FLATMAP;
*hp++ = 1;
*hp++ = tup;
*hp++ = value;
@@ -1556,10 +1551,10 @@ Eterm erts_maps_put(Process *p, Eterm key, Eterm value, Eterm map) {
* assume key-tuple will be intact
*/
- hp = HAlloc(p, MAP_HEADER_SIZE + n);
+ hp = HAlloc(p, MAP_HEADER_FLATMAP_SZ + n);
shp = hp; /* save hp, used if optimistic update fails */
res = make_flatmap(hp);
- *hp++ = MAP_HEADER;
+ *hp++ = MAP_HEADER_FLATMAP;
*hp++ = n;
*hp++ = mp->keys;
@@ -1591,7 +1586,7 @@ Eterm erts_maps_put(Process *p, Eterm key, Eterm value, Eterm map) {
/* the map will grow */
if (n >= MAP_SMALL_MAP_LIMIT) {
- HRelease(p, shp + MAP_HEADER_SIZE + n, shp);
+ HRelease(p, shp + MAP_HEADER_FLATMAP_SZ + n, shp);
ks = flatmap_get_keys(mp);
vs = flatmap_get_values(mp);
@@ -1608,7 +1603,7 @@ Eterm erts_maps_put(Process *p, Eterm key, Eterm value, Eterm map) {
hp = HAlloc(p, 3 + n + 1);
res = make_flatmap(hp);
- *hp++ = MAP_HEADER;
+ *hp++ = MAP_HEADER_FLATMAP;
*hp++ = n + 1;
*hp++ = tup;
@@ -1946,8 +1941,7 @@ int erts_hashmap_insert_down(Uint32 hx, Eterm key, Eterm node, Uint *sz,
slot = hashmap_bitcount(hval & (bp - 1));
n = hashmap_bitcount(hval);
- ESTACK_PUSH(*sp, n);
- ESTACK_PUSH3(*sp, bp, slot, node);
+ ESTACK_PUSH4(*sp, n, bp, slot, node);
/* occupied */
if (bp & hval) {
@@ -1970,8 +1964,7 @@ int erts_hashmap_insert_down(Uint32 hx, Eterm key, Eterm node, Uint *sz,
slot = hashmap_bitcount(hval & (bp - 1));
n = hashmap_bitcount(hval);
- ESTACK_PUSH(*sp, n);
- ESTACK_PUSH3(*sp, bp, slot, node);
+ ESTACK_PUSH4(*sp, n, bp, slot, node);
/* occupied */
if (bp & hval) {
@@ -2005,8 +1998,7 @@ insert_subnodes:
cix = hashmap_index(chx);
while (cix == ix) {
- ESTACK_PUSH(*sp, 0);
- ESTACK_PUSH3(*sp, 1 << ix, 0, MAP_HEADER_HAMT_NODE_BITMAP(0));
+ ESTACK_PUSH4(*sp, 0, 1 << ix, 0, MAP_HEADER_HAMT_NODE_BITMAP(0));
size += HAMT_NODE_BITMAP_SZ(1);
hx = hashmap_shift_hash(th,hx,lvl,key);
chx = hashmap_shift_hash(th,chx,clvl,ckey);
@@ -2194,8 +2186,7 @@ static Eterm hashmap_delete(Process *p, Uint32 hx, Eterm key, Eterm map) {
slot = hashmap_bitcount(hval & (bp - 1));
n = hashmap_bitcount(hval);
- ESTACK_PUSH(stack, n);
- ESTACK_PUSH3(stack, bp, slot, node);
+ ESTACK_PUSH4(stack, n, bp, slot, node);
/* occupied */
if (bp & hval) {
@@ -2214,8 +2205,7 @@ static Eterm hashmap_delete(Process *p, Uint32 hx, Eterm key, Eterm map) {
slot = hashmap_bitcount(hval & (bp - 1));
n = hashmap_bitcount(hval);
- ESTACK_PUSH(stack, n);
- ESTACK_PUSH3(stack, bp, slot, node);
+ ESTACK_PUSH4(stack, n, bp, slot, node);
/* occupied */
if (bp & hval) {
@@ -2258,10 +2248,10 @@ unroll:
ks = hp;
hp += n;
mp = (flatmap_t*)hp;
- hp += MAP_HEADER_SIZE;
+ hp += MAP_HEADER_FLATMAP_SZ;
vs = hp;
- mp->thing_word = MAP_HEADER;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->size = n;
mp->keys = keys;
diff --git a/erts/emulator/beam/erl_map.h b/erts/emulator/beam/erl_map.h
index 9fc1a72b68..2cc6768bfc 100644
--- a/erts/emulator/beam/erl_map.h
+++ b/erts/emulator/beam/erl_map.h
@@ -55,9 +55,9 @@ typedef struct flatmap_s {
/* the head-node is a bitmap or array with an untagged size */
-#define hashmap_size(x) (((hashmap_head_t*) hashmap_val(x))->size)
+#define hashmap_size(x) (((hashmap_head_t*) hashmap_val(x))->size)
#define hashmap_size_rel(RTERM, BASE) hashmap_size(rterm2wterm(RTERM, BASE))
-#define hashmap_make_hash(Key) make_internal_hash(Key)
+#define hashmap_make_hash(Key) make_internal_hash(Key)
#define hashmap_restore_hash(Heap,Lvl,Key) \
(((Lvl) < 8) ? hashmap_make_hash(Key) >> (4*(Lvl)) : hashmap_make_hash(CONS(Heap, make_small((Lvl)>>3), (Key))) >> (4*((Lvl) & 7)))
@@ -66,27 +66,15 @@ typedef struct flatmap_s {
/* erl_term.h stuff */
-#define make_flatmap(x) make_boxed((Eterm*)(x))
-#define make_flatmap_rel(x, BASE) make_boxed_rel((Eterm*)(x),(BASE))
-#define is_flatmap(x) (is_boxed((x)) && is_flatmap_header(*boxed_val((x))))
-#define is_flatmap_rel(RTERM,BASE) is_flatmap(rterm2wterm(RTERM,BASE))
-#define is_not_flatmap(x) (!is_flatmap((x)))
-#define is_flatmap_header(x) (((x) & (_TAG_HEADER_MASK)) == _TAG_HEADER_MAP)
-#define header_is_flatmap(x) ((((x) & (_HEADER_SUBTAG_MASK)) == MAP_SUBTAG))
-#define flatmap_val(x) (_unchecked_boxed_val((x)))
-#define flatmap_val_rel(RTERM, BASE) flatmap_val(rterm2wterm(RTERM, BASE))
-
-#define flatmap_get_values(x) (((Eterm *)(x)) + 3)
-#define flatmap_get_keys(x) (((Eterm *)tuple_val(((flatmap_t *)(x))->keys)) + 1)
-#define flatmap_get_size(x) (((flatmap_t*)(x))->size)
+#define flatmap_get_values(x) (((Eterm *)(x)) + 3)
+#define flatmap_get_keys(x) (((Eterm *)tuple_val(((flatmap_t *)(x))->keys)) + 1)
+#define flatmap_get_size(x) (((flatmap_t*)(x))->size)
#ifdef DEBUG
#define MAP_SMALL_MAP_LIMIT (3)
#else
#define MAP_SMALL_MAP_LIMIT (32)
#endif
-#define MAP_HEADER _make_header(1,_TAG_HEADER_MAP)
-#define MAP_HEADER_SIZE (sizeof(flatmap_t) / sizeof(Eterm))
struct ErtsWStack_;
struct ErtsEStack_;
@@ -170,7 +158,10 @@ typedef struct hashmap_head_s {
#define is_hashmap_header_head(x) ((MAP_HEADER_TYPE(x) & (0x2)))
#define MAKE_MAP_HEADER(Type,Arity,Val) \
- (_make_header(((((Uint16)(Val)) << MAP_HEADER_ARITY_SZ) | (Arity)) << MAP_HEADER_TAG_SZ | (Type) , _TAG_HEADER_HASHMAP))
+ (_make_header(((((Uint16)(Val)) << MAP_HEADER_ARITY_SZ) | (Arity)) << MAP_HEADER_TAG_SZ | (Type) , _TAG_HEADER_MAP))
+
+#define MAP_HEADER_FLATMAP \
+ MAKE_MAP_HEADER(MAP_HEADER_TAG_FLATMAP_HEAD,0x1,0x0)
#define MAP_HEADER_HAMT_HEAD_ARRAY \
MAKE_MAP_HEADER(MAP_HEADER_TAG_HAMT_HEAD_ARRAY,0x1,0xffff)
@@ -181,15 +172,22 @@ typedef struct hashmap_head_s {
#define MAP_HEADER_HAMT_NODE_BITMAP(Bmp) \
MAKE_MAP_HEADER(MAP_HEADER_TAG_HAMT_NODE_BITMAP,0x0,Bmp)
-#define HAMT_HEAD_EMPTY_SZ (2)
-#define HAMT_HEAD_ARRAY_SZ (18)
-#define HAMT_NODE_BITMAP_SZ(n) (1 + n)
-#define HAMT_HEAD_BITMAP_SZ(n) (2 + n)
+#define MAP_HEADER_FLATMAP_SZ (sizeof(flatmap_t) / sizeof(Eterm))
+
+#define HAMT_NODE_ARRAY_SZ (17)
+#define HAMT_HEAD_ARRAY_SZ (18)
+#define HAMT_NODE_BITMAP_SZ(n) (1 + n)
+#define HAMT_HEAD_BITMAP_SZ(n) (2 + n)
+
+/* 2 bits maps tag + 4 bits subtag + 2 ignore bits */
+#define _HEADER_MAP_SUBTAG_MASK (0xfc)
+/* 1 bit map tag + 1 ignore bit + 4 bits subtag + 2 ignore bits */
+#define _HEADER_MAP_HASHMAP_HEAD_MASK (0xbc)
-#define _HEADER_MAP_SUBTAG_MASK (0xfc) /* 2 bits maps tag + 4 bits subtag + 2 ignore bits */
-#define HAMT_SUBTAG_NODE_BITMAP ((MAP_HEADER_TAG_HAMT_NODE_BITMAP << _HEADER_ARITY_OFFS) | HASHMAP_SUBTAG)
-#define HAMT_SUBTAG_HEAD_ARRAY ((MAP_HEADER_TAG_HAMT_HEAD_ARRAY << _HEADER_ARITY_OFFS) | HASHMAP_SUBTAG)
-#define HAMT_SUBTAG_HEAD_BITMAP ((MAP_HEADER_TAG_HAMT_HEAD_BITMAP << _HEADER_ARITY_OFFS) | HASHMAP_SUBTAG)
+#define HAMT_SUBTAG_NODE_BITMAP ((MAP_HEADER_TAG_HAMT_NODE_BITMAP << _HEADER_ARITY_OFFS) | MAP_SUBTAG)
+#define HAMT_SUBTAG_HEAD_ARRAY ((MAP_HEADER_TAG_HAMT_HEAD_ARRAY << _HEADER_ARITY_OFFS) | MAP_SUBTAG)
+#define HAMT_SUBTAG_HEAD_BITMAP ((MAP_HEADER_TAG_HAMT_HEAD_BITMAP << _HEADER_ARITY_OFFS) | MAP_SUBTAG)
+#define HAMT_SUBTAG_HEAD_FLATMAP ((MAP_HEADER_TAG_FLATMAP_HEAD << _HEADER_ARITY_OFFS) | MAP_SUBTAG)
#define hashmap_index(hash) (((Uint32)hash) & 0xf)
diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c
index c7c8b3fee3..660f446a52 100644
--- a/erts/emulator/beam/erl_nif.c
+++ b/erts/emulator/beam/erl_nif.c
@@ -1926,14 +1926,14 @@ int enif_get_map_size(ErlNifEnv* env, ERL_NIF_TERM term, size_t *size)
ERL_NIF_TERM enif_make_new_map(ErlNifEnv* env)
{
- Eterm* hp = alloc_heap(env,MAP_HEADER_SIZE+1);
+ Eterm* hp = alloc_heap(env,MAP_HEADER_FLATMAP_SZ+1);
Eterm tup;
flatmap_t *mp;
tup = make_tuple(hp);
*hp++ = make_arityval(0);
mp = (flatmap_t*)hp;
- mp->thing_word = MAP_HEADER;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->size = 0;
mp->keys = tup;
diff --git a/erts/emulator/beam/erl_printf_term.c b/erts/emulator/beam/erl_printf_term.c
index ac5b139f8d..e0dfbd31b8 100644
--- a/erts/emulator/beam/erl_printf_term.c
+++ b/erts/emulator/beam/erl_printf_term.c
@@ -565,77 +565,74 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
}
break;
case MAP_DEF:
- {
- Uint n;
- Eterm *ks, *vs;
- flatmap_t *mp = (flatmap_t *)flatmap_val(wobj);
- n = flatmap_get_size(mp);
- ks = flatmap_get_keys(mp);
- vs = flatmap_get_values(mp);
-
- PRINT_CHAR(res, fn, arg, '#');
- PRINT_CHAR(res, fn, arg, '{');
- WSTACK_PUSH(s, PRT_CLOSE_TUPLE);
- if (n > 0) {
- n--;
- WSTACK_PUSH5(s, vs[n], PRT_TERM, PRT_ASSOC, ks[n], PRT_TERM);
- while (n--) {
- WSTACK_PUSH6(s, PRT_COMMA, vs[n], PRT_TERM, PRT_ASSOC,
- ks[n], PRT_TERM);
- }
- }
- }
- break;
- case HASHMAP_DEF:
- {
- Uint n,mapval;
- Eterm *head;
- head = hashmap_val(wobj);
- mapval = MAP_HEADER_VAL(*head);
- switch (MAP_HEADER_TYPE(*head)) {
- case MAP_HEADER_TAG_HAMT_HEAD_ARRAY:
- case MAP_HEADER_TAG_HAMT_HEAD_BITMAP:
- PRINT_STRING(res, fn, arg, "#<");
- PRINT_UWORD(res, fn, arg, 'x', 0, 1, mapval);
- PRINT_STRING(res, fn, arg, ">{");
- WSTACK_PUSH(s,PRT_CLOSE_TUPLE);
- n = hashmap_bitcount(mapval);
- ASSERT(n < 17);
- head += 2;
- if (n > 0) {
- n--;
- WSTACK_PUSH(s, head[n]);
- WSTACK_PUSH(s, PRT_TERM);
- while (n--) {
- WSTACK_PUSH(s, PRT_COMMA);
- WSTACK_PUSH(s, head[n]);
- WSTACK_PUSH(s, PRT_TERM);
- }
- }
- break;
- case MAP_HEADER_TAG_HAMT_NODE_BITMAP:
- n = hashmap_bitcount(mapval);
- head++;
- PRINT_CHAR(res, fn, arg, '<');
- PRINT_UWORD(res, fn, arg, 'x', 0, 1, mapval);
- PRINT_STRING(res, fn, arg, ">{");
- WSTACK_PUSH(s,PRT_CLOSE_TUPLE);
- ASSERT(n < 17);
- if (n > 0) {
- n--;
- WSTACK_PUSH(s, head[n]);
- WSTACK_PUSH(s, PRT_TERM);
- while (n--) {
- WSTACK_PUSH(s, PRT_COMMA);
- WSTACK_PUSH(s, head[n]);
- WSTACK_PUSH(s, PRT_TERM);
- }
- }
- break;
- }
- }
- break;
- default:
+ if (is_flatmap(wobj)) {
+ Uint n;
+ Eterm *ks, *vs;
+ flatmap_t *mp = (flatmap_t *)flatmap_val(wobj);
+ n = flatmap_get_size(mp);
+ ks = flatmap_get_keys(mp);
+ vs = flatmap_get_values(mp);
+
+ PRINT_CHAR(res, fn, arg, '#');
+ PRINT_CHAR(res, fn, arg, '{');
+ WSTACK_PUSH(s, PRT_CLOSE_TUPLE);
+ if (n > 0) {
+ n--;
+ WSTACK_PUSH5(s, vs[n], PRT_TERM, PRT_ASSOC, ks[n], PRT_TERM);
+ while (n--) {
+ WSTACK_PUSH6(s, PRT_COMMA, vs[n], PRT_TERM, PRT_ASSOC,
+ ks[n], PRT_TERM);
+ }
+ }
+ } else {
+ Uint n, mapval;
+ Eterm *head;
+ head = hashmap_val(wobj);
+ mapval = MAP_HEADER_VAL(*head);
+ switch (MAP_HEADER_TYPE(*head)) {
+ case MAP_HEADER_TAG_HAMT_HEAD_ARRAY:
+ case MAP_HEADER_TAG_HAMT_HEAD_BITMAP:
+ PRINT_STRING(res, fn, arg, "#<");
+ PRINT_UWORD(res, fn, arg, 'x', 0, 1, mapval);
+ PRINT_STRING(res, fn, arg, ">{");
+ WSTACK_PUSH(s,PRT_CLOSE_TUPLE);
+ n = hashmap_bitcount(mapval);
+ ASSERT(n < 17);
+ head += 2;
+ if (n > 0) {
+ n--;
+ WSTACK_PUSH(s, head[n]);
+ WSTACK_PUSH(s, PRT_TERM);
+ while (n--) {
+ WSTACK_PUSH(s, PRT_COMMA);
+ WSTACK_PUSH(s, head[n]);
+ WSTACK_PUSH(s, PRT_TERM);
+ }
+ }
+ break;
+ case MAP_HEADER_TAG_HAMT_NODE_BITMAP:
+ n = hashmap_bitcount(mapval);
+ head++;
+ PRINT_CHAR(res, fn, arg, '<');
+ PRINT_UWORD(res, fn, arg, 'x', 0, 1, mapval);
+ PRINT_STRING(res, fn, arg, ">{");
+ WSTACK_PUSH(s,PRT_CLOSE_TUPLE);
+ ASSERT(n < 17);
+ if (n > 0) {
+ n--;
+ WSTACK_PUSH(s, head[n]);
+ WSTACK_PUSH(s, PRT_TERM);
+ while (n--) {
+ WSTACK_PUSH(s, PRT_COMMA);
+ WSTACK_PUSH(s, head[n]);
+ WSTACK_PUSH(s, PRT_TERM);
+ }
+ }
+ break;
+ }
+ }
+ break;
+ default:
PRINT_STRING(res, fn, arg, "<unknown:");
PRINT_POINTER(res, fn, arg, wobj);
PRINT_CHAR(res, fn, arg, '>');
diff --git a/erts/emulator/beam/erl_term.c b/erts/emulator/beam/erl_term.c
index d6fb88ea61..bc04d7b78e 100644
--- a/erts/emulator/beam/erl_term.c
+++ b/erts/emulator/beam/erl_term.c
@@ -90,7 +90,6 @@ unsigned tag_val_def(Wterm x)
case (_TAG_HEADER_REFC_BIN >> _TAG_PRIMARY_SIZE): return BINARY_DEF;
case (_TAG_HEADER_HEAP_BIN >> _TAG_PRIMARY_SIZE): return BINARY_DEF;
case (_TAG_HEADER_SUB_BIN >> _TAG_PRIMARY_SIZE): return BINARY_DEF;
- case (_TAG_HEADER_HASHMAP >> _TAG_PRIMARY_SIZE): return HASHMAP_DEF;
}
break;
diff --git a/erts/emulator/beam/erl_term.h b/erts/emulator/beam/erl_term.h
index 1625a4ec15..095aa54ddd 100644
--- a/erts/emulator/beam/erl_term.h
+++ b/erts/emulator/beam/erl_term.h
@@ -141,29 +141,27 @@ struct erl_node_; /* Declared in erl_node_tables.h */
#define HEAP_BINARY_SUBTAG (0x9 << _TAG_PRIMARY_SIZE) /* BINARY */
#define SUB_BINARY_SUBTAG (0xA << _TAG_PRIMARY_SIZE) /* BINARY */
/* _BINARY_XXX_MASK depends on 0xB being unused */
-#define HASHMAP_SUBTAG (0xB << _TAG_PRIMARY_SIZE) /* HASHMAP */
#define EXTERNAL_PID_SUBTAG (0xC << _TAG_PRIMARY_SIZE) /* EXTERNAL_PID */
#define EXTERNAL_PORT_SUBTAG (0xD << _TAG_PRIMARY_SIZE) /* EXTERNAL_PORT */
#define EXTERNAL_REF_SUBTAG (0xE << _TAG_PRIMARY_SIZE) /* EXTERNAL_REF */
#define MAP_SUBTAG (0xF << _TAG_PRIMARY_SIZE) /* MAP */
-#define _TAG_HEADER_ARITYVAL (TAG_PRIMARY_HEADER|ARITYVAL_SUBTAG)
-#define _TAG_HEADER_FUN (TAG_PRIMARY_HEADER|FUN_SUBTAG)
-#define _TAG_HEADER_POS_BIG (TAG_PRIMARY_HEADER|POS_BIG_SUBTAG)
-#define _TAG_HEADER_NEG_BIG (TAG_PRIMARY_HEADER|NEG_BIG_SUBTAG)
-#define _TAG_HEADER_FLOAT (TAG_PRIMARY_HEADER|FLOAT_SUBTAG)
-#define _TAG_HEADER_EXPORT (TAG_PRIMARY_HEADER|EXPORT_SUBTAG)
-#define _TAG_HEADER_REF (TAG_PRIMARY_HEADER|REF_SUBTAG)
-#define _TAG_HEADER_REFC_BIN (TAG_PRIMARY_HEADER|REFC_BINARY_SUBTAG)
-#define _TAG_HEADER_HEAP_BIN (TAG_PRIMARY_HEADER|HEAP_BINARY_SUBTAG)
-#define _TAG_HEADER_SUB_BIN (TAG_PRIMARY_HEADER|SUB_BINARY_SUBTAG)
-#define _TAG_HEADER_EXTERNAL_PID (TAG_PRIMARY_HEADER|EXTERNAL_PID_SUBTAG)
-#define _TAG_HEADER_EXTERNAL_PORT (TAG_PRIMARY_HEADER|EXTERNAL_PORT_SUBTAG)
-#define _TAG_HEADER_EXTERNAL_REF (TAG_PRIMARY_HEADER|EXTERNAL_REF_SUBTAG)
+#define _TAG_HEADER_ARITYVAL (TAG_PRIMARY_HEADER|ARITYVAL_SUBTAG)
+#define _TAG_HEADER_FUN (TAG_PRIMARY_HEADER|FUN_SUBTAG)
+#define _TAG_HEADER_POS_BIG (TAG_PRIMARY_HEADER|POS_BIG_SUBTAG)
+#define _TAG_HEADER_NEG_BIG (TAG_PRIMARY_HEADER|NEG_BIG_SUBTAG)
+#define _TAG_HEADER_FLOAT (TAG_PRIMARY_HEADER|FLOAT_SUBTAG)
+#define _TAG_HEADER_EXPORT (TAG_PRIMARY_HEADER|EXPORT_SUBTAG)
+#define _TAG_HEADER_REF (TAG_PRIMARY_HEADER|REF_SUBTAG)
+#define _TAG_HEADER_REFC_BIN (TAG_PRIMARY_HEADER|REFC_BINARY_SUBTAG)
+#define _TAG_HEADER_HEAP_BIN (TAG_PRIMARY_HEADER|HEAP_BINARY_SUBTAG)
+#define _TAG_HEADER_SUB_BIN (TAG_PRIMARY_HEADER|SUB_BINARY_SUBTAG)
+#define _TAG_HEADER_EXTERNAL_PID (TAG_PRIMARY_HEADER|EXTERNAL_PID_SUBTAG)
+#define _TAG_HEADER_EXTERNAL_PORT (TAG_PRIMARY_HEADER|EXTERNAL_PORT_SUBTAG)
+#define _TAG_HEADER_EXTERNAL_REF (TAG_PRIMARY_HEADER|EXTERNAL_REF_SUBTAG)
#define _TAG_HEADER_BIN_MATCHSTATE (TAG_PRIMARY_HEADER|BIN_MATCHSTATE_SUBTAG)
-#define _TAG_HEADER_MAP (TAG_PRIMARY_HEADER|MAP_SUBTAG)
-#define _TAG_HEADER_HASHMAP (TAG_PRIMARY_HEADER|HASHMAP_SUBTAG)
+#define _TAG_HEADER_MAP (TAG_PRIMARY_HEADER|MAP_SUBTAG)
#define _TAG_HEADER_MASK 0x3F
@@ -302,7 +300,7 @@ _ET_DECLARE_CHECKED(Uint,atom_val,Eterm)
#define is_header(x) (((x) & _TAG_PRIMARY_MASK) == TAG_PRIMARY_HEADER)
//#define _unchecked_header_arity(x) ((x) >> _HEADER_ARITY_OFFS)
#define _unchecked_header_arity(x) \
- (is_hashmap_header(x) ? MAP_HEADER_ARITY(x) : ((x) >> _HEADER_ARITY_OFFS))
+ (is_map_header(x) ? MAP_HEADER_ARITY(x) : ((x) >> _HEADER_ARITY_OFFS))
_ET_DECLARE_CHECKED(Uint,header_arity,Eterm)
#define header_arity(x) _ET_APPLY(header_arity,(x))
@@ -1001,7 +999,7 @@ _ET_DECLARE_CHECKED(struct erl_node_*,external_ref_node,Eterm)
#define MAP_HEADER_ARITY_SZ (8)
#define MAP_HEADER_VAL_SZ (16)
-#define MAP_HEADER_TAG_FLAT (0x0)
+#define MAP_HEADER_TAG_FLATMAP_HEAD (0x0)
#define MAP_HEADER_TAG_HAMT_NODE_BITMAP (0x1)
#define MAP_HEADER_TAG_HAMT_HEAD_ARRAY (0x2)
#define MAP_HEADER_TAG_HAMT_HEAD_BITMAP (0x3)
@@ -1010,17 +1008,27 @@ _ET_DECLARE_CHECKED(struct erl_node_*,external_ref_node,Eterm)
#define MAP_HEADER_ARITY(Hdr) (((Hdr) >> (_HEADER_ARITY_OFFS + MAP_HEADER_TAG_SZ)) & (0xff))
#define MAP_HEADER_VAL(Hdr) (((Hdr) >> (_HEADER_ARITY_OFFS + MAP_HEADER_TAG_SZ + MAP_HEADER_ARITY_SZ)) & (0xffff))
-#define make_hashmap(x) make_boxed((Eterm*)(x))
-#define make_hashmap_rel make_boxed_rel
-#define is_hashmap(x) (is_boxed((x)) && is_hashmap_header(*boxed_val((x))))
-#define is_not_hashmap(x) (!is_hashmap(x))
-#define is_hashmap_rel(RTERM,BASE) is_hashmap(rterm2wterm(RTERM,BASE))
-#define is_hashmap_header(x) (((x) & (_TAG_HEADER_MASK)) == _TAG_HEADER_HASHMAP)
-#define hashmap_val(x) _unchecked_boxed_val((x))
-#define hashmap_val_rel(RTERM, BASE) hashmap_val(rterm2wterm(RTERM, BASE))
-
-#define is_map(x) (is_flatmap(x) || is_hashmap(x))
-#define is_map_rel(x,BASE) (is_flatmap_rel(x,BASE) || is_hashmap_rel(x,BASE))
+#define make_hashmap(x) make_boxed((Eterm*)(x))
+#define make_hashmap_rel make_boxed_rel
+#define is_hashmap(x) (is_boxed((x)) && is_hashmap_header(*boxed_val((x))))
+#define is_not_hashmap(x) (!is_hashmap(x))
+#define is_hashmap_rel(RTERM,BASE) is_hashmap(rterm2wterm(RTERM,BASE))
+#define is_hashmap_header(x) (((x) & (_HEADER_MAP_HASHMAP_HEAD_MASK)) == HAMT_SUBTAG_HEAD_ARRAY)
+#define hashmap_val(x) _unchecked_boxed_val((x))
+#define hashmap_val_rel(RTERM, BASE) hashmap_val(rterm2wterm(RTERM, BASE))
+
+#define make_flatmap(x) make_boxed((Eterm*)(x))
+#define make_flatmap_rel(x, BASE) make_boxed_rel((Eterm*)(x),(BASE))
+#define is_flatmap(x) (is_boxed((x)) && is_flatmap_header(*boxed_val((x))))
+#define is_flatmap_rel(RTERM,BASE) is_flatmap(rterm2wterm(RTERM,BASE))
+#define is_not_flatmap(x) (!is_flatmap((x)))
+#define is_flatmap_header(x) (((x) & (_HEADER_MAP_SUBTAG_MASK)) == HAMT_SUBTAG_HEAD_FLATMAP)
+#define flatmap_val(x) (_unchecked_boxed_val((x)))
+#define flatmap_val_rel(RTERM, BASE) flatmap_val(rterm2wterm(RTERM, BASE))
+
+#define is_map_header(x) (((x) & (_TAG_HEADER_MASK)) == _TAG_HEADER_MAP)
+#define is_map(x) (is_boxed((x)) && is_map_header(*boxed_val(x)))
+#define is_map_rel(RTERM,BASE) is_map(rterm2wterm(RTERM,BASE))
/* number tests */
@@ -1113,23 +1121,22 @@ _ET_DECLARE_CHECKED(Uint,y_reg_index,Uint)
#define BINARY_DEF 0x0
#define LIST_DEF 0x1
#define NIL_DEF 0x2
-#define HASHMAP_DEF 0x3
-#define MAP_DEF 0x4
-#define TUPLE_DEF 0x5
-#define PID_DEF 0x6
-#define EXTERNAL_PID_DEF 0x7
-#define PORT_DEF 0x8
-#define EXTERNAL_PORT_DEF 0x9
-#define EXPORT_DEF 0xa
-#define FUN_DEF 0xb
-#define REF_DEF 0xc
-#define EXTERNAL_REF_DEF 0xd
-#define ATOM_DEF 0xe
-#define FLOAT_DEF 0xf
-#define BIG_DEF 0x10
-#define SMALL_DEF 0x11
-
-#define FIRST_VACANT_TAG_DEF 0x12
+#define MAP_DEF 0x3
+#define TUPLE_DEF 0x4
+#define PID_DEF 0x5
+#define EXTERNAL_PID_DEF 0x6
+#define PORT_DEF 0x7
+#define EXTERNAL_PORT_DEF 0x8
+#define EXPORT_DEF 0x9
+#define FUN_DEF 0xa
+#define REF_DEF 0xb
+#define EXTERNAL_REF_DEF 0xc
+#define ATOM_DEF 0xd
+#define FLOAT_DEF 0xe
+#define BIG_DEF 0xf
+#define SMALL_DEF 0x10
+
+#define FIRST_VACANT_TAG_DEF 0x11
#if ET_DEBUG
extern unsigned tag_val_def_debug(Wterm, const char*, unsigned);
diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c
index b0b232f185..2a9189b51e 100644
--- a/erts/emulator/beam/external.c
+++ b/erts/emulator/beam/external.c
@@ -2604,7 +2604,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep,
break;
case MAP_DEF:
- {
+ if (is_flatmap(obj)) {
flatmap_t *mp = (flatmap_t*)flatmap_val(obj);
Uint size = flatmap_get_size(mp);
@@ -2618,11 +2618,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep,
WSTACK_PUSH4(s, (UWord)kptr, (UWord)vptr,
ENC_MAP_PAIR, size);
}
- }
- break;
-
- case HASHMAP_DEF:
- {
+ } else {
Eterm hdr;
Uint node_sz;
ptr = boxed_val(obj);
@@ -2656,7 +2652,6 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep,
}
}
break;
-
case FLOAT_DEF:
GET_DOUBLE(obj, f);
if (dflags & DFLAG_NEW_FLOATS) {
@@ -3607,7 +3602,7 @@ dec_term_atom_common:
kptr = hp - 1;
mp = (flatmap_t*)hp;
- hp += MAP_HEADER_SIZE;
+ hp += MAP_HEADER_FLATMAP_SZ;
hp += size;
vptr = hp - 1;
@@ -3893,7 +3888,7 @@ dec_term_atom_common:
while (maps_list) {
next = (Eterm *)(EXPAND_POINTER(*maps_list));
- *maps_list = MAP_HEADER;
+ *maps_list = MAP_HEADER_FLATMAP;
if (!erts_validate_and_sort_flatmap((flatmap_t*)maps_list))
goto error;
maps_list = next;
@@ -4121,7 +4116,7 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj,
}
break;
case MAP_DEF:
- {
+ if (is_flatmap(obj)) {
flatmap_t *mp = (flatmap_t*)flatmap_val(obj);
Uint size = flatmap_get_size(mp);
Uint i;
@@ -4158,11 +4153,7 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj,
++ptr;
}
goto outer_loop;
- }
- break;
-
- case HASHMAP_DEF:
- {
+ } else {
Eterm *ptr;
Eterm hdr;
Uint node_sz;
@@ -4190,7 +4181,6 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj,
}
result += 1 + 4; /* tag + 4 bytes size */
}
-
break;
case FLOAT_DEF:
if (dflags & DFLAG_NEW_FLOATS) {
diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index 46f0eba5e0..1db3a9fba7 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -5354,7 +5354,7 @@ driver_deliver_term(Eterm to, ErlDrvTermData* data, int len)
if (ptr[0] > MAP_SMALL_MAP_LIMIT) {
need += hashmap_over_estimated_heap_size(ptr[0]);
} else {
- need += MAP_HEADER_SIZE + 1 + 2*ptr[0];
+ need += MAP_HEADER_FLATMAP_SZ + 1 + 2*ptr[0];
}
depth -= 2*ptr[0];
if (depth < 0) ERTS_DDT_FAIL;
@@ -5627,12 +5627,12 @@ driver_deliver_term(Eterm to, ErlDrvTermData* data, int len)
hp += 1 + size;
mp = (flatmap_t*)hp;
- mp->thing_word = MAP_HEADER;
+ mp->thing_word = MAP_HEADER_FLATMAP;
mp->size = size;
mp->keys = make_tuple(tp);
mess = make_flatmap(mp);
- hp += MAP_HEADER_SIZE + size; /* advance "heap" pointer */
+ hp += MAP_HEADER_FLATMAP_SZ + size;
tp += size; /* point at last key */
vp = hp - 1; /* point at last value */
diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c
index 6edb466a36..cb4ef2b376 100644
--- a/erts/emulator/beam/utils.c
+++ b/erts/emulator/beam/utils.c
@@ -1025,11 +1025,8 @@ tail_recur:
break;
}
case MAP_DEF:
- case HASHMAP_DEF:
- {
- hash = hash*FUNNY_NUMBER13 + FUNNY_NUMBER14 + make_hash2(term);
- break;
- }
+ hash = hash*FUNNY_NUMBER13 + FUNNY_NUMBER14 + make_hash2(term);
+ break;
case TUPLE_DEF:
{
Eterm* ptr = tuple_val(term);
@@ -1273,41 +1270,40 @@ make_hash2(Eterm term)
}
}
break;
- case MAP_SUBTAG:
- {
- flatmap_t *mp = (flatmap_t *)flatmap_val(term);
- int i;
- int size = flatmap_get_size(mp);
- Eterm *ks = flatmap_get_keys(mp);
- Eterm *vs = flatmap_get_values(mp);
- UINT32_HASH(size, HCONST_16);
- if (size == 0) {
- goto hash2_common;
- }
- /* We want a portable hash function that is *independent* of
- * the order in which keys and values are encountered.
- * We therefore calculate context independent hashes for all .
- * key-value pairs and then xor them together.
- */
- ESTACK_PUSH(s, hash_xor_pairs);
- ESTACK_PUSH(s, hash);
- ESTACK_PUSH(s, HASH_MAP_TAIL);
- hash = 0;
- hash_xor_pairs = 0;
- for (i = size - 1; i >= 0; i--) {
- ESTACK_PUSH(s, HASH_MAP_PAIR);
- ESTACK_PUSH(s, vs[i]);
- ESTACK_PUSH(s, ks[i]);
- }
- goto hash2_common;
- }
- break;
- case HASHMAP_SUBTAG:
+ case MAP_SUBTAG:
{
Eterm* ptr = boxed_val(term) + 1;
Uint size;
int i;
switch (hdr & _HEADER_MAP_SUBTAG_MASK) {
+ case HAMT_SUBTAG_HEAD_FLATMAP:
+ {
+ flatmap_t *mp = (flatmap_t *)flatmap_val(term);
+ Eterm *ks = flatmap_get_keys(mp);
+ Eterm *vs = flatmap_get_values(mp);
+ size = flatmap_get_size(mp);
+ UINT32_HASH(size, HCONST_16);
+ if (size == 0)
+ goto hash2_common;
+
+ /* We want a portable hash function that is *independent* of
+ * the order in which keys and values are encountered.
+ * We therefore calculate context independent hashes for all .
+ * key-value pairs and then xor them together.
+ */
+ ESTACK_PUSH(s, hash_xor_pairs);
+ ESTACK_PUSH(s, hash);
+ ESTACK_PUSH(s, HASH_MAP_TAIL);
+ hash = 0;
+ hash_xor_pairs = 0;
+ for (i = size - 1; i >= 0; i--) {
+ ESTACK_PUSH(s, HASH_MAP_PAIR);
+ ESTACK_PUSH(s, vs[i]);
+ ESTACK_PUSH(s, ks[i]);
+ }
+ goto hash2_common;
+ }
+
case HAMT_SUBTAG_HEAD_ARRAY:
case HAMT_SUBTAG_HEAD_BITMAP:
size = *ptr++;
@@ -1675,42 +1671,40 @@ make_internal_hash(Eterm term)
}
}
break;
- case MAP_SUBTAG:
- {
- flatmap_t *mp = (flatmap_t *)flatmap_val(term);
- int i;
- int size = flatmap_get_size(mp);
- Eterm *ks = flatmap_get_keys(mp);
- Eterm *vs = flatmap_get_values(mp);
- UINT32_HASH(size, HCONST_16);
- if (size == 0) {
- goto pop_next;
- }
- /* We want a hash function that is *independent* of
- * the order in which keys and values are encountered.
- * We therefore calculate context independent hashes for all .
- * key-value pairs and then xor them together.
- */
- ESTACK_PUSH(s, hash_xor_pairs);
- ESTACK_PUSH(s, hash);
- ESTACK_PUSH(s, HASH_MAP_TAIL);
- hash = 0;
- hash_xor_pairs = 0;
- for (i = size - 1; i >= 0; i--) {
- ESTACK_PUSH(s, HASH_MAP_PAIR);
- ESTACK_PUSH(s, vs[i]);
- ESTACK_PUSH(s, ks[i]);
- }
- goto pop_next;
- }
- break;
- case HASHMAP_SUBTAG:
+
+ case MAP_SUBTAG:
{
Eterm* ptr = boxed_val(term) + 1;
Uint size;
int i;
switch (hdr & _HEADER_MAP_SUBTAG_MASK) {
- case HAMT_SUBTAG_HEAD_ARRAY:
+ case HAMT_SUBTAG_HEAD_FLATMAP:
+ {
+ flatmap_t *mp = (flatmap_t *)flatmap_val(term);
+ Eterm *ks = flatmap_get_keys(mp);
+ Eterm *vs = flatmap_get_values(mp);
+ size = flatmap_get_size(mp);
+ UINT32_HASH(size, HCONST_16);
+ if (size == 0)
+ goto pop_next;
+
+ /* We want a hash function that is *independent* of
+ * the order in which keys and values are encountered.
+ * We therefore calculate context independent hashes for all .
+ * key-value pairs and then xor them together.
+ */
+ ESTACK_PUSH(s, hash_xor_pairs);
+ ESTACK_PUSH(s, hash);
+ ESTACK_PUSH(s, HASH_MAP_TAIL);
+ hash = 0;
+ hash_xor_pairs = 0;
+ for (i = size - 1; i >= 0; i--) {
+ ESTACK_PUSH(s, HASH_MAP_PAIR);
+ ESTACK_PUSH(s, vs[i]);
+ ESTACK_PUSH(s, ks[i]);
+ }
+ goto pop_next;
+ }
case HAMT_SUBTAG_HEAD_BITMAP:
size = *ptr++;
UINT32_HASH(size, HCONST_16);
@@ -2170,11 +2164,8 @@ tail_recur:
break;
case MAP_DEF:
- case HASHMAP_DEF:
- {
- hash = hash*FUNNY_NUMBER13 + FUNNY_NUMBER14 + make_hash2(term);
- break;
- }
+ hash = hash*FUNNY_NUMBER13 + FUNNY_NUMBER14 + make_hash2(term);
+ break;
case TUPLE_DEF:
{
Eterm* ptr = tuple_val(term);
@@ -2579,22 +2570,6 @@ tailrecur_ne:
++bb;
goto term_array;
}
- case MAP_SUBTAG:
- {
- aa = flatmap_val_rel(a, a_base);
- if (!is_boxed(b) || *boxed_val_rel(b,b_base) != *aa)
- goto not_equal;
- bb = flatmap_val_rel(b,b_base);
- sz = flatmap_get_size((flatmap_t*)aa);
-
- if (sz != flatmap_get_size((flatmap_t*)bb)) goto not_equal;
- if (sz == 0) goto pop_next;
-
- aa += 2;
- bb += 2;
- sz += 1; /* increment for tuple-keys */
- goto term_array;
- }
case REFC_BINARY_SUBTAG:
case HEAP_BINARY_SUBTAG:
case SUB_BINARY_SUBTAG:
@@ -2786,8 +2761,23 @@ tailrecur_ne:
}
break; /* not equal */
}
- case HASHMAP_SUBTAG:
- {
+ case MAP_SUBTAG:
+ if (is_flatmap_rel(a, a_base)) {
+ aa = flatmap_val_rel(a, a_base);
+ if (!is_boxed(b) || *boxed_val_rel(b,b_base) != *aa)
+ goto not_equal;
+ bb = flatmap_val_rel(b,b_base);
+ sz = flatmap_get_size((flatmap_t*)aa);
+
+ if (sz != flatmap_get_size((flatmap_t*)bb)) goto not_equal;
+ if (sz == 0) goto pop_next;
+
+ aa += 2;
+ bb += 2;
+ sz += 1; /* increment for tuple-keys */
+ goto term_array;
+
+ } else {
if (!is_boxed(b) || *boxed_val_rel(b,b_base) != hdr)
goto not_equal;
@@ -3124,44 +3114,56 @@ tailrecur_ne:
++aa;
++bb;
goto term_array;
- case (_TAG_HEADER_MAP >> _TAG_PRIMARY_SIZE) :
- if (!is_flatmap_rel(b,b_base)) {
- a_tag = MAP_DEF;
- goto mixed_types;
- }
- aa = (Eterm *)flatmap_val_rel(a,a_base);
- bb = (Eterm *)flatmap_val_rel(b,b_base);
-
- i = flatmap_get_size((flatmap_t*)aa);
- if (i != flatmap_get_size((flatmap_t*)bb)) {
- RETURN_NEQ((int)(i - flatmap_get_size((flatmap_t*)bb)));
- }
- if (i == 0) {
- goto pop_next;
- }
- aa += 2;
- bb += 2;
- if (exact) {
- i += 1; /* increment for tuple-keys */
- goto term_array;
- }
- else {
- /* Value array */
- WSTACK_PUSH3(stack, (UWord)(bb+1), (UWord)(aa+1), TERM_ARRAY_OP_WORD(i));
- /* Switch back from 'exact' key compare */
- WSTACK_PUSH(stack, OP_WORD(SWITCH_EXACT_OFF_OP));
- /* Now do 'exact' compare of key tuples */
- a = *aa;
- b = *bb;
- exact = 1;
- goto bodyrecur;
- }
-
- case (_TAG_HEADER_HASHMAP >> _TAG_PRIMARY_SIZE) :
+ case (_TAG_HEADER_MAP >> _TAG_PRIMARY_SIZE) :
{
struct erts_cmp_hashmap_state* sp;
+ if (is_flatmap_header(ahdr)) {
+ if (!is_flatmap_rel(b,b_base)) {
+ if (is_hashmap_rel(b,b_base)) {
+ aa = (Eterm *)flatmap_val_rel(a,a_base);
+ i = flatmap_get_size((flatmap_t*)aa) - hashmap_size_rel(b,b_base);
+ ASSERT(i != 0);
+ RETURN_NEQ(i);
+ }
+ a_tag = MAP_DEF;
+ goto mixed_types;
+ }
+ aa = (Eterm *)flatmap_val_rel(a,a_base);
+ bb = (Eterm *)flatmap_val_rel(b,b_base);
+
+ i = flatmap_get_size((flatmap_t*)aa);
+ if (i != flatmap_get_size((flatmap_t*)bb)) {
+ RETURN_NEQ((int)(i - flatmap_get_size((flatmap_t*)bb)));
+ }
+ if (i == 0) {
+ goto pop_next;
+ }
+ aa += 2;
+ bb += 2;
+ if (exact) {
+ i += 1; /* increment for tuple-keys */
+ goto term_array;
+ }
+ else {
+ /* Value array */
+ WSTACK_PUSH3(stack,(UWord)(bb+1),(UWord)(aa+1),TERM_ARRAY_OP_WORD(i));
+ /* Switch back from 'exact' key compare */
+ WSTACK_PUSH(stack,OP_WORD(SWITCH_EXACT_OFF_OP));
+ /* Now do 'exact' compare of key tuples */
+ a = *aa;
+ b = *bb;
+ exact = 1;
+ goto bodyrecur;
+ }
+ }
if (!is_hashmap_rel(b,b_base)) {
- a_tag = HASHMAP_DEF;
+ if (is_flatmap_rel(b,b_base)) {
+ bb = (Eterm *)flatmap_val_rel(b,b_base);
+ i = hashmap_size_rel(a,a_base) - flatmap_get_size((flatmap_t*)bb);
+ ASSERT(i != 0);
+ RETURN_NEQ(i);
+ }
+ a_tag = MAP_DEF;
goto mixed_types;
}
i = hashmap_size_rel(a,a_base) - hashmap_size_rel(b,b_base);