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-rw-r--r--erts/emulator/beam/beam_emu.c13
-rw-r--r--erts/emulator/beam/beam_load.c17
-rw-r--r--erts/emulator/beam/bif.c11
-rw-r--r--erts/emulator/beam/big.c20
-rw-r--r--erts/emulator/beam/big.h9
-rw-r--r--erts/emulator/beam/copy.c32
-rw-r--r--erts/emulator/beam/dist.c14
-rw-r--r--erts/emulator/beam/erl_alloc.c142
-rw-r--r--erts/emulator/beam/erl_alloc_util.c38
-rw-r--r--erts/emulator/beam/erl_alloc_util.h3
-rw-r--r--erts/emulator/beam/erl_bif_binary.c3
-rw-r--r--erts/emulator/beam/erl_bif_info.c6
-rw-r--r--erts/emulator/beam/erl_bif_re.c4
-rw-r--r--erts/emulator/beam/erl_bif_unique.c6
-rw-r--r--erts/emulator/beam/erl_bits.c4
-rw-r--r--erts/emulator/beam/erl_db.c11
-rw-r--r--erts/emulator/beam/erl_db_hash.c3
-rw-r--r--erts/emulator/beam/erl_db_tree.c3
-rw-r--r--erts/emulator/beam/erl_db_util.c245
-rw-r--r--erts/emulator/beam/erl_db_util.h3
-rw-r--r--erts/emulator/beam/erl_gc.c29
-rw-r--r--erts/emulator/beam/erl_init.c5
-rw-r--r--erts/emulator/beam/erl_lock_check.c3
-rw-r--r--erts/emulator/beam/erl_map.c8
-rw-r--r--erts/emulator/beam/erl_map.h14
-rw-r--r--erts/emulator/beam/erl_message.h3
-rw-r--r--erts/emulator/beam/erl_node_container_utils.h2
-rw-r--r--erts/emulator/beam/erl_node_tables.c16
-rw-r--r--erts/emulator/beam/erl_node_tables.h2
-rw-r--r--erts/emulator/beam/erl_printf_term.c6
-rw-r--r--erts/emulator/beam/erl_process.c27
-rw-r--r--erts/emulator/beam/erl_term.h82
-rw-r--r--erts/emulator/beam/erl_utils.h16
-rw-r--r--erts/emulator/beam/erl_vm.h6
-rw-r--r--erts/emulator/beam/external.c50
-rw-r--r--erts/emulator/beam/global.h25
-rw-r--r--erts/emulator/beam/io.c20
-rw-r--r--erts/emulator/beam/sys.h53
-rw-r--r--erts/emulator/beam/utils.c41
39 files changed, 94 insertions, 901 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 8b409e139b..0c6181077c 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -756,7 +756,7 @@ void** beam_ops;
#define IsBitstring(Src, Fail) \
if (is_not_binary(Src)) { Fail; }
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
#define BsSafeMul(A, B, Fail, Target) \
do { Uint64 _res = (A) * (B); \
if (_res / B != A) { Fail; } \
@@ -1247,9 +1247,6 @@ void process_main(void)
PROCESS_MAIN_CHK_LOCKS(c_p);
ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p);
-#if HALFWORD_HEAP
- ASSERT(erts_get_scheduler_data()->num_tmp_heap_used == 0);
-#endif
ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
c_p = schedule(c_p, reds_used);
ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
@@ -2131,8 +2128,6 @@ void process_main(void)
* c_p->def_arg_reg[0]. Note that it is safe to use this
* location because there are no living x registers in
* a receive statement.
- * Note that for the halfword emulator, the two first elements
- * of the array are used.
*/
BeamInstr** pi = (BeamInstr**) c_p->def_arg_reg;
*pi = I+3;
@@ -4535,11 +4530,11 @@ do { \
_integer = get_int32(_mb->base + _mb->offset/8);
}
_mb->offset += 32;
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
if (IS_USMALL(0, _integer)) {
#endif
_result = make_small(_integer);
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
} else {
TestHeap(BIG_UINT_HEAP_SIZE, Arg(1));
_result = uint_to_big((Uint) _integer, HTOP);
@@ -5129,7 +5124,7 @@ do { \
neg_o_reds = -c_p->def_arg_reg[4];
FCALLS = c_p->fcalls;
SWAPIN;
- switch( c_p->def_arg_reg[3] ) { /* Halfword wont work with hipe yet! */
+ switch( c_p->def_arg_reg[3] ) {
case HIPE_MODE_SWITCH_RES_RETURN:
ASSERT(is_value(reg[0]));
MoveReturn(reg[0], r(0));
diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c
index b70e5b9a2d..10baab506a 100644
--- a/erts/emulator/beam/beam_load.c
+++ b/erts/emulator/beam/beam_load.c
@@ -1894,15 +1894,14 @@ load_code(LoaderState* stp)
*/
{
Eterm* hp;
-/* XXX:PaN - Halfword should use ARCH_64 variant instead */
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
Uint high, low;
# endif
last_op->a[arg].val = new_literal(stp, &hp,
FLOAT_SIZE_OBJECT);
hp[0] = HEADER_FLONUM;
last_op->a[arg].type = TAG_q;
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
GetInt(stp, 8, hp[1]);
# else
GetInt(stp, 4, high);
@@ -3272,14 +3271,14 @@ gen_literal_timeout(LoaderState* stp, GenOpArg Fail, GenOpArg Time)
op->a[1].type = TAG_u;
if (Time.type == TAG_i && (timeout = Time.val) >= 0 &&
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
(timeout >> 32) == 0
#else
1
#endif
) {
op->a[1].val = timeout;
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
} else if (Time.type == TAG_q) {
Eterm big;
@@ -3296,7 +3295,7 @@ gen_literal_timeout(LoaderState* stp, GenOpArg Fail, GenOpArg Time)
}
#endif
} else {
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
error:
#endif
op->op = genop_i_wait_error_0;
@@ -3319,14 +3318,14 @@ gen_literal_timeout_locked(LoaderState* stp, GenOpArg Fail, GenOpArg Time)
op->a[1].type = TAG_u;
if (Time.type == TAG_i && (timeout = Time.val) >= 0 &&
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
(timeout >> 32) == 0
#else
1
#endif
) {
op->a[1].val = timeout;
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
} else if (Time.type == TAG_q) {
Eterm big;
@@ -3343,7 +3342,7 @@ gen_literal_timeout_locked(LoaderState* stp, GenOpArg Fail, GenOpArg Time)
}
#endif
} else {
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
error:
#endif
op->op = genop_i_wait_error_locked_0;
diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index 4e3a1cef69..5ec1840c7b 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -4117,16 +4117,9 @@ BIF_RETTYPE make_fun_3(BIF_ALIST_3)
if (arity < 0) {
goto error;
}
-#if HALFWORD_HEAP
- hp = HAlloc(BIF_P, 3);
- hp[0] = HEADER_EXPORT;
- /* Yes, May be misaligned, but X86_64 will fix it... */
- *((Export **) (hp+1)) = erts_export_get_or_make_stub(BIF_ARG_1, BIF_ARG_2, (Uint) arity);
-#else
hp = HAlloc(BIF_P, 2);
hp[0] = HEADER_EXPORT;
hp[1] = (Eterm) erts_export_get_or_make_stub(BIF_ARG_1, BIF_ARG_2, (Uint) arity);
-#endif
BIF_RET(make_export(hp));
}
@@ -4631,7 +4624,7 @@ BIF_RETTYPE hash_2(BIF_ALIST_2)
if ((range = signed_val(BIF_ARG_2)) <= 0) { /* [1..MAX_SMALL] */
BIF_ERROR(BIF_P, BADARG);
}
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
if (range > ((1L << 27) - 1))
BIF_ERROR(BIF_P, BADARG);
#endif
@@ -4703,7 +4696,7 @@ BIF_RETTYPE phash2_2(BIF_ALIST_2)
/*
* Return either a small or a big. Use the heap for bigs if there is room.
*/
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
BIF_RET(make_small(final_hash));
#else
if (IS_USMALL(0, final_hash)) {
diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c
index 044bf6a34e..1e6582a7ca 100644
--- a/erts/emulator/beam/big.c
+++ b/erts/emulator/beam/big.c
@@ -1487,20 +1487,8 @@ Eterm uint_to_big(Uint x, Eterm *y)
Eterm uword_to_big(UWord x, Eterm *y)
{
-#if HALFWORD_HEAP
- Uint upper = x >> 32;
- Uint lower = x & 0xFFFFFFFFUL;
- if (upper == 0) {
- *y = make_pos_bignum_header(1);
- } else {
- *y = make_pos_bignum_header(2);
- BIG_DIGIT(y, 1) = upper;
- }
- BIG_DIGIT(y, 0) = lower;
-#else
*y = make_pos_bignum_header(1);
BIG_DIGIT(y, 0) = x;
-#endif
return make_big(y);
}
@@ -1525,7 +1513,7 @@ Eterm small_to_big(Sint x, Eterm *y)
Eterm erts_uint64_to_big(Uint64 x, Eterm **hpp)
{
Eterm *hp = *hpp;
-#if defined(ARCH_32) || HALFWORD_HEAP
+#if defined(ARCH_32)
if (x >= (((Uint64) 1) << 32)) {
*hp = make_pos_bignum_header(2);
BIG_DIGIT(hp, 0) = (Uint) (x & ((Uint) 0xffffffff));
@@ -1555,7 +1543,7 @@ Eterm erts_sint64_to_big(Sint64 x, Eterm **hpp)
neg = 1;
ux = -(Uint64)x;
}
-#if defined(ARCH_32) || HALFWORD_HEAP
+#if defined(ARCH_32)
if (ux >= (((Uint64) 1) << 32)) {
if (neg)
*hp = make_neg_bignum_header(2);
@@ -1588,7 +1576,7 @@ erts_uint64_array_to_big(Uint **hpp, int neg, int len, Uint64 *array)
pot_digits = digits = 0;
for (i = 0; i < len; i++) {
-#if defined(ARCH_32) || HALFWORD_HEAP
+#if defined(ARCH_32)
Uint low_val = array[i] & ((Uint) 0xffffffff);
Uint high_val = (array[i] >> 32) & ((Uint) 0xffffffff);
BIG_DIGIT(headerp, pot_digits) = low_val;
@@ -1651,8 +1639,6 @@ big_to_double(Wterm x, double* resp)
/*
* Logic has been copied from erl_bif_guard.c and slightly
* modified to use a static instead of dynamic heap
- *
- * HALFWORD: Return relative term with 'heap' as base.
*/
Eterm
double_to_big(double x, Eterm *heap, Uint hsz)
diff --git a/erts/emulator/beam/big.h b/erts/emulator/beam/big.h
index 4aa9724ae3..94f9bce10e 100644
--- a/erts/emulator/beam/big.h
+++ b/erts/emulator/beam/big.h
@@ -35,7 +35,7 @@
typedef Uint ErtsDigit;
-#if ((SIZEOF_VOID_P == 4) || HALFWORD_HEAP) && defined(SIZEOF_LONG_LONG) && (SIZEOF_LONG_LONG == 8)
+#if (SIZEOF_VOID_P == 4) && defined(SIZEOF_LONG_LONG) && (SIZEOF_LONG_LONG == 8)
/* Assume 32-bit machine with long long support */
typedef Uint64 ErtsDoubleDigit;
typedef Uint16 ErtsHalfDigit;
@@ -90,13 +90,9 @@ typedef Uint dsize_t; /* Vector size type */
#define BIG_UINT_HEAP_SIZE (1 + 1) /* always, since sizeof(Uint) <= sizeof(Eterm) */
-#if HALFWORD_HEAP
-#define BIG_UWORD_HEAP_SIZE(UW) (((UW) >> (sizeof(Uint) * 8)) ? 3 : 2)
-#else
#define BIG_UWORD_HEAP_SIZE(UW) BIG_UINT_HEAP_SIZE
-#endif
-#if defined(ARCH_32) || HALFWORD_HEAP
+#if defined(ARCH_32)
#define ERTS_UINT64_BIG_HEAP_SIZE__(X) \
((X) >= (((Uint64) 1) << 32) ? (1 + 2) : (1 + 1))
@@ -178,4 +174,3 @@ Eterm erts_sint64_to_big(Sint64, Eterm **);
Eterm erts_chars_to_integer(Process *, char*, Uint, const int);
#endif
-
diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c
index 8849dadd00..94048f4c59 100644
--- a/erts/emulator/beam/copy.c
+++ b/erts/emulator/beam/copy.c
@@ -69,11 +69,7 @@ copy_object(Eterm obj, Process* to)
* Return the "flat" size of the object.
*/
-#if HALFWORD_HEAP
-Uint size_object_rel(Eterm obj, Eterm* base)
-#else
Uint size_object(Eterm obj)
-#endif
{
Uint sum = 0;
Eterm* ptr;
@@ -227,12 +223,7 @@ Uint size_object(Eterm obj)
/*
* Copy a structure to a heap.
*/
-#if HALFWORD_HEAP
-Eterm copy_struct_rel(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap,
- Eterm* src_base, Eterm* dst_base)
-#else
Eterm copy_struct(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap)
-#endif
{
char* hstart;
Uint hsize;
@@ -287,13 +278,10 @@ Eterm copy_struct(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap)
break;
case TAG_PRIMARY_LIST:
objp = list_val_rel(obj,src_base);
- #if !HALFWORD_HEAP || defined(DEBUG)
if (in_area(objp,hstart,hsize)) {
- ASSERT(!HALFWORD_HEAP);
hp++;
break;
}
- #endif
argp = hp++;
/* Fall through */
@@ -309,17 +297,9 @@ Eterm copy_struct(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap)
}
else {
CAR(htop) = elem;
- #if HALFWORD_HEAP
- CDR(htop) = CDR(objp);
- *tailp = make_list_rel(htop,dst_base);
- htop += 2;
- goto L_copy;
- #else
tailp = &CDR(htop);
htop += 2;
- #endif
}
- ASSERT(!HALFWORD_HEAP || tp < hp || tp >= hbot);
*tp = make_list_rel(tailp - 1, dst_base);
obj = CDR(objp);
if (!is_list(obj)) {
@@ -337,13 +317,10 @@ Eterm copy_struct(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap)
}
case TAG_PRIMARY_BOXED:
- #if !HALFWORD_HEAP || defined(DEBUG)
if (in_area(boxed_val_rel(obj,src_base),hstart,hsize)) {
- ASSERT(!HALFWORD_HEAP);
hp++;
break;
}
- #endif
argp = hp++;
L_copy_boxed:
@@ -563,21 +540,12 @@ Eterm copy_struct(Eterm obj, Uint sz, Eterm** hpp, ErlOffHeap* off_heap)
*
* NOTE: Assumes that term is a tuple (ptr is an untagged tuple ptr).
*/
-#if HALFWORD_HEAP
-Eterm copy_shallow_rel(Eterm* ptr, Uint sz, Eterm** hpp, ErlOffHeap* off_heap,
- Eterm* src_base)
-#else
Eterm copy_shallow(Eterm* ptr, Uint sz, Eterm** hpp, ErlOffHeap* off_heap)
-#endif
{
Eterm* tp = ptr;
Eterm* hp = *hpp;
const Eterm res = make_tuple(hp);
-#if HALFWORD_HEAP
- const Sint offs = COMPRESS_POINTER(hp - (tp - src_base));
-#else
const Sint offs = (hp - tp) * sizeof(Eterm);
-#endif
while (sz--) {
Eterm val = *tp++;
diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c
index 23897a49ae..efd5109269 100644
--- a/erts/emulator/beam/dist.c
+++ b/erts/emulator/beam/dist.c
@@ -732,19 +732,11 @@ Eterm erts_dsend_export_trap_context(Process* p, ErtsSendContext* ctx)
Binary* ctx_bin = erts_create_magic_binary(sizeof(struct exported_ctx),
erts_dsend_context_dtor);
struct exported_ctx* dst = ERTS_MAGIC_BIN_DATA(ctx_bin);
- Uint ctl_size = !HALFWORD_HEAP ? 0 : (arityval(ctx->ctl_heap[0]) + 1);
- Eterm* hp = HAlloc(p, ctl_size + PROC_BIN_SIZE);
+ Eterm* hp = HAlloc(p, PROC_BIN_SIZE);
sys_memcpy(&dst->ctx, ctx, sizeof(ErtsSendContext));
ASSERT(ctx->dss.ctl == make_tuple(ctx->ctl_heap));
-#if !HALFWORD_HEAP
dst->ctx.dss.ctl = make_tuple(dst->ctx.ctl_heap);
-#else
- /* Must put control tuple in low mem */
- sys_memcpy(hp, ctx->ctl_heap, ctl_size*sizeof(Eterm));
- dst->ctx.dss.ctl = make_tuple(hp);
- hp += ctl_size;
-#endif
if (ctx->dss.acmp) {
sys_memcpy(&dst->acm, ctx->dss.acmp, sizeof(ErtsAtomCacheMap));
dst->ctx.dss.acmp = &dst->acm;
@@ -2061,9 +2053,9 @@ dist_port_commandv(Port *prt, ErtsDistOutputBuf *obuf)
}
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
#define ERTS_PORT_REDS_MASK__ 0x003fffffffffffffL
-#elif defined(ARCH_32) || HALFWORD_HEAP
+#elif defined(ARCH_32)
#define ERTS_PORT_REDS_MASK__ 0x003fffff
#else
# error "Ohh come on ... !?!"
diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c
index 55c164bf11..d68f22d573 100644
--- a/erts/emulator/beam/erl_alloc.c
+++ b/erts/emulator/beam/erl_alloc.c
@@ -123,10 +123,6 @@ typedef union {
static ErtsAllocatorState_t std_alloc_state;
static ErtsAllocatorState_t ll_alloc_state;
-#if HALFWORD_HEAP
-static ErtsAllocatorState_t std_low_alloc_state;
-static ErtsAllocatorState_t ll_low_alloc_state;
-#endif
static ErtsAllocatorState_t sl_alloc_state;
static ErtsAllocatorState_t temp_alloc_state;
static ErtsAllocatorState_t eheap_alloc_state;
@@ -150,24 +146,10 @@ typedef struct {
#define ERTS_ALC_INFO_A_MSEG_ALLOC (ERTS_ALC_A_MAX + 2)
#define ERTS_ALC_INFO_A_MAX ERTS_ALC_INFO_A_MSEG_ALLOC
-#if !HALFWORD_HEAP
ERTS_SCHED_PREF_QUICK_ALLOC_IMPL(aireq,
- ErtsAllocInfoReq,
- 5,
- ERTS_ALC_T_AINFO_REQ)
-#else
-static ERTS_INLINE ErtsAllocInfoReq *
-aireq_alloc(void)
-{
- return erts_alloc(ERTS_ALC_T_AINFO_REQ, sizeof(ErtsAllocInfoReq));
-}
-
-static ERTS_INLINE void
-aireq_free(ErtsAllocInfoReq *ptr)
-{
- erts_free(ERTS_ALC_T_AINFO_REQ, ptr);
-}
-#endif
+ ErtsAllocInfoReq,
+ 5,
+ ERTS_ALC_T_AINFO_REQ)
ErtsAlcType_t erts_fix_core_allocator_ix;
@@ -229,10 +211,6 @@ typedef struct {
struct au_init ets_alloc;
struct au_init driver_alloc;
struct au_init fix_alloc;
-#if HALFWORD_HEAP
- struct au_init std_low_alloc;
- struct au_init ll_low_alloc;
-#endif
} erts_alc_hndl_args_init_t;
#define ERTS_AU_INIT__ {0, 0, 1, GOODFIT, DEFAULT_ALLCTR_INIT, {1,1,1,1}}
@@ -259,10 +237,6 @@ set_default_sl_alloc_opts(struct au_init *ip)
#endif
ip->init.util.ts = ERTS_ALC_MTA_SHORT_LIVED;
ip->init.util.rsbcst = 80;
-#if HALFWORD_HEAP
- ip->init.util.force = 1;
- ip->init.util.low_mem = 1;
-#endif
ip->init.util.acul = ERTS_ALC_DEFAULT_ACUL;
}
@@ -328,10 +302,6 @@ set_default_temp_alloc_opts(struct au_init *ip)
ip->init.util.ts = ERTS_ALC_MTA_TEMPORARY;
ip->init.util.rsbcst = 90;
ip->init.util.rmbcmt = 100;
-#if HALFWORD_HEAP
- ip->init.util.force = 1;
- ip->init.util.low_mem = 1;
-#endif
}
static void
@@ -350,10 +320,6 @@ set_default_eheap_alloc_opts(struct au_init *ip)
#endif
ip->init.util.ts = ERTS_ALC_MTA_EHEAP;
ip->init.util.rsbcst = 50;
-#if HALFWORD_HEAP
- ip->init.util.force = 1;
- ip->init.util.low_mem = 1;
-#endif
ip->init.util.acul = ERTS_ALC_DEFAULT_ACUL_EHEAP_ALLOC;
}
@@ -560,12 +526,10 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_PROC)]
= sizeof(Process);
-#if !HALFWORD_HEAP
fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_MONITOR_SH)]
= ERTS_MONITOR_SH_SIZE * sizeof(Uint);
fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_NLINK_SH)]
= ERTS_LINK_SH_SIZE * sizeof(Uint);
-#endif
fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_DRV_EV_D_STATE)]
= sizeof(ErtsDrvEventDataState);
fix_type_sizes[ERTS_ALC_FIX_TYPE_IX(ERTS_ALC_T_DRV_SEL_D_STATE)]
@@ -745,24 +709,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
erts_allctrs[ERTS_ALC_A_SYSTEM].free = erts_sys_free;
erts_allctrs_info[ERTS_ALC_A_SYSTEM].enabled = 1;
-#if HALFWORD_HEAP
- /* Init low memory variants by cloning */
- init.std_low_alloc = init.std_alloc;
- init.std_low_alloc.init.util.name_prefix = "std_low_";
- init.std_low_alloc.init.util.alloc_no = ERTS_ALC_A_STANDARD_LOW;
- init.std_low_alloc.init.util.force = 1;
- init.std_low_alloc.init.util.low_mem = 1;
-
- init.ll_low_alloc = init.ll_alloc;
- init.ll_low_alloc.init.util.name_prefix = "ll_low_";
- init.ll_low_alloc.init.util.alloc_no = ERTS_ALC_A_LONG_LIVED_LOW;
- init.ll_low_alloc.init.util.force = 1;
- init.ll_low_alloc.init.util.low_mem = 1;
-
- set_au_allocator(ERTS_ALC_A_STANDARD_LOW, &init.std_low_alloc, ncpu);
- set_au_allocator(ERTS_ALC_A_LONG_LIVED_LOW, &init.ll_low_alloc, ncpu);
-#endif /* HALFWORD */
-
set_au_allocator(ERTS_ALC_A_TEMPORARY, &init.temp_alloc, ncpu);
set_au_allocator(ERTS_ALC_A_SHORT_LIVED, &init.sl_alloc, ncpu);
set_au_allocator(ERTS_ALC_A_STANDARD, &init.std_alloc, ncpu);
@@ -805,14 +751,6 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
start_au_allocator(ERTS_ALC_A_LONG_LIVED,
&init.ll_alloc,
&ll_alloc_state);
-#if HALFWORD_HEAP
- start_au_allocator(ERTS_ALC_A_LONG_LIVED_LOW,
- &init.ll_low_alloc,
- &ll_low_alloc_state);
- start_au_allocator(ERTS_ALC_A_STANDARD_LOW,
- &init.std_low_alloc,
- &std_low_alloc_state);
-#endif
start_au_allocator(ERTS_ALC_A_EHEAP,
&init.eheap_alloc,
&eheap_alloc_state);
@@ -836,9 +774,7 @@ erts_alloc_init(int *argc, char **argv, ErtsAllocInitOpts *eaiop)
erts_mtrace_install_wrapper_functions();
extra_block_size += erts_instr_init(init.instr.stat, init.instr.map);
-#if !HALFWORD_HEAP
init_aireq_alloc();
-#endif
#ifdef DEBUG
extra_block_size += install_debug_functions();
@@ -1238,9 +1174,6 @@ get_acul_value(struct au_init *auip, char *param_end, char** argv, int* ip)
if (sys_strcmp(value, "de") == 0) {
switch (auip->init.util.alloc_no) {
case ERTS_ALC_A_LONG_LIVED:
-#if HALFWORD_HEAP
- case ERTS_ALC_A_LONG_LIVED_LOW:
-#endif
return ERTS_ALC_DEFAULT_ENABLED_ACUL_LL_ALLOC;
case ERTS_ALC_A_EHEAP:
return ERTS_ALC_DEFAULT_ENABLED_ACUL_EHEAP_ALLOC;
@@ -1957,48 +1890,6 @@ alcu_size(ErtsAlcType_t ai, ErtsAlcUFixInfo_t *fi, int fisz)
return res;
}
-#if HALFWORD_HEAP
-static ERTS_INLINE int
-alcu_is_low(ErtsAlcType_t ai)
-{
- int is_low = 0;
- ASSERT(erts_allctrs_info[ai].enabled);
- ASSERT(erts_allctrs_info[ai].alloc_util);
-
- if (!erts_allctrs_info[ai].thr_spec) {
- Allctr_t *allctr = erts_allctrs_info[ai].extra;
- is_low = allctr->mseg_opt.low_mem;
- }
- else {
- ErtsAllocatorThrSpec_t *tspec = &erts_allctr_thr_spec[ai];
- int i;
-# ifdef DEBUG
- int found_one = 0;
-# endif
-
- ASSERT(tspec->enabled);
-
- for (i = tspec->size - 1; i >= 0; i--) {
- Allctr_t *allctr = tspec->allctr[i];
- if (allctr) {
-# ifdef DEBUG
- if (!found_one) {
- is_low = allctr->mseg_opt.low_mem;
- found_one = 1;
- }
- else ASSERT(is_low == allctr->mseg_opt.low_mem);
-# else
- is_low = allctr->mseg_opt.low_mem;
- break;
-# endif
- }
- }
- ASSERT(found_one);
- }
- return is_low;
-}
-#endif /* HALFWORD */
-
static ERTS_INLINE void
add_fix_values(UWord *ap, UWord *up, ErtsAlcUFixInfo_t *fi, ErtsAlcType_t type)
{
@@ -2028,9 +1919,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg)
int code;
int ets;
int maximum;
-#if HALFWORD_HEAP
- int low;
-#endif
} want = {0};
struct {
UWord total;
@@ -2043,9 +1931,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg)
UWord code;
UWord ets;
UWord maximum;
-#if HALFWORD_HEAP
- UWord low;
-#endif
} size = {0};
Eterm atoms[sizeof(size)/sizeof(UWord)];
UWord *uintps[sizeof(size)/sizeof(UWord)];
@@ -2104,11 +1989,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg)
atoms[length] = am_maximum;
uintps[length++] = &size.maximum;
}
-#if HALFWORD_HEAP
- want.low = 1;
- atoms[length] = am_low;
- uintps[length++] = &size.low;
-#endif
}
else {
DeclareTmpHeapNoproc(tmp_heap,2);
@@ -2202,15 +2082,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg)
return am_badarg;
}
break;
-#if HALFWORD_HEAP
- case am_low:
- if (!want.low) {
- want.low = 1;
- atoms[length] = am_low;
- uintps[length++] = &size.low;
- }
- break;
-#endif
default:
UnUseTmpHeapNoproc(2);
return am_badarg;
@@ -2288,11 +2159,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg)
if (save)
*save = asz;
size.total += asz;
-#if HALFWORD_HEAP
- if (alcu_is_low(ai)) {
- size.low += asz;
- }
-#endif
}
}
}
@@ -2319,7 +2185,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg)
&size.processes_used,
fi,
ERTS_ALC_T_PROC);
-#if !HALFWORD_HEAP
add_fix_values(&size.processes,
&size.processes_used,
fi,
@@ -2329,7 +2194,6 @@ erts_memory(int *print_to_p, void *print_to_arg, void *proc, Eterm earg)
&size.processes_used,
fi,
ERTS_ALC_T_NLINK_SH);
-#endif
add_fix_values(&size.processes,
&size.processes_used,
fi,
diff --git a/erts/emulator/beam/erl_alloc_util.c b/erts/emulator/beam/erl_alloc_util.c
index 236ee35d18..db4c30b9eb 100644
--- a/erts/emulator/beam/erl_alloc_util.c
+++ b/erts/emulator/beam/erl_alloc_util.c
@@ -2074,7 +2074,7 @@ mbc_alloc_block(Allctr_t *allctr, Uint size, Uint *blk_szp)
if (!blk) {
blk = create_carrier(allctr, get_blk_sz, CFLG_MBC);
-#if !HALFWORD_HEAP && !ERTS_SUPER_ALIGNED_MSEG_ONLY
+#if !ERTS_SUPER_ALIGNED_MSEG_ONLY
if (!blk) {
/* Emergency! We couldn't create the carrier as we wanted.
Try to place it in a sys_alloced sbc. */
@@ -3511,8 +3511,7 @@ create_carrier(Allctr_t *allctr, Uint umem_sz, UWord flags)
int is_mseg = 0;
#endif
- if (HALFWORD_HEAP
- || (ERTS_SUPER_ALIGNED_MSEG_ONLY && (flags & CFLG_MBC))
+ if ((ERTS_SUPER_ALIGNED_MSEG_ONLY && (flags & CFLG_MBC))
|| !allow_sys_alloc_carriers) {
flags |= CFLG_FORCE_MSEG;
flags &= ~CFLG_FORCE_SYS_ALLOC;
@@ -3749,11 +3748,6 @@ resize_carrier(Allctr_t *allctr, Block_t *old_blk, Uint umem_sz, UWord flags)
DEBUG_SAVE_ALIGNMENT(new_crr);
return new_blk;
}
-#if HALFWORD_HEAP
- /* Old carrier unchanged; restore stat */
- STAT_MSEG_SBC_ALLOC(allctr, old_crr_sz, old_blk_sz);
- return NULL;
-#endif
create_flags |= CFLG_FORCE_SYS_ALLOC; /* since mseg_realloc()
failed */
}
@@ -3942,9 +3936,6 @@ static struct {
Eterm e;
Eterm t;
Eterm ramv;
-#if HALFWORD_HEAP
- Eterm low;
-#endif
Eterm sbct;
#if HAVE_ERTS_MSEG
Eterm asbcst;
@@ -4035,9 +4026,6 @@ init_atoms(Allctr_t *allctr)
AM_INIT(e);
AM_INIT(t);
AM_INIT(ramv);
-#if HALFWORD_HEAP
- AM_INIT(low);
-#endif
AM_INIT(sbct);
#if HAVE_ERTS_MSEG
AM_INIT(asbcst);
@@ -4643,9 +4631,6 @@ info_options(Allctr_t *allctr,
"option e: true\n"
"option t: %s\n"
"option ramv: %s\n"
-#if HALFWORD_HEAP
- "option low: %s\n"
-#endif
"option sbct: %beu\n"
#if HAVE_ERTS_MSEG
"option asbcst: %bpu\n"
@@ -4664,9 +4649,6 @@ info_options(Allctr_t *allctr,
"option acul: %d\n",
topt,
allctr->ramv ? "true" : "false",
-#if HALFWORD_HEAP
- allctr->mseg_opt.low_mem ? "true" : "false",
-#endif
allctr->sbc_threshold,
#if HAVE_ERTS_MSEG
allctr->mseg_opt.abs_shrink_th,
@@ -4729,9 +4711,6 @@ info_options(Allctr_t *allctr,
add_2tup(hpp, szp, &res,
am.sbct,
bld_uint(hpp, szp, allctr->sbc_threshold));
-#if HALFWORD_HEAP
- add_2tup(hpp, szp, &res, am.low, allctr->mseg_opt.low_mem ? am_true : am_false);
-#endif
add_2tup(hpp, szp, &res, am.ramv, allctr->ramv ? am_true : am_false);
add_2tup(hpp, szp, &res, am.t, (allctr->t ? am_true : am_false));
add_2tup(hpp, szp, &res, am.e, am_true);
@@ -5416,11 +5395,7 @@ do_erts_alcu_realloc(ErtsAlcType_t type,
Block_t *new_blk;
if(IS_SBC_BLK(blk)) {
do_carrier_resize:
-#if HALFWORD_HEAP
- new_blk = resize_carrier(allctr, blk, size, CFLG_SBC | CFLG_FORCE_MSEG);
-#else
new_blk = resize_carrier(allctr, blk, size, CFLG_SBC);
-#endif
res = new_blk ? BLK2UMEM(new_blk) : NULL;
}
else if (alcu_flgs & ERTS_ALCU_FLG_FAIL_REALLOC_MOVE)
@@ -5714,11 +5689,8 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init)
#ifdef ERTS_SMP
if (init->tspec || init->tpref)
allctr->mseg_opt.sched_spec = 1;
-#endif
-# if HALFWORD_HEAP
- allctr->mseg_opt.low_mem = init->low_mem;
-# endif
-#endif
+#endif /* ERTS_SMP */
+#endif /* HAVE_ERTS_MSEG */
allctr->name_prefix = init->name_prefix;
if (!allctr->name_prefix)
@@ -5875,7 +5847,7 @@ erts_alcu_start(Allctr_t *allctr, AllctrInit_t *init)
CFLG_MBC
| CFLG_FORCE_SIZE
| CFLG_NO_CPOOL
-#if !HALFWORD_HEAP && !ERTS_SUPER_ALIGNED_MSEG_ONLY
+#if !ERTS_SUPER_ALIGNED_MSEG_ONLY
| CFLG_FORCE_SYS_ALLOC
#endif
| CFLG_MAIN_CARRIER);
diff --git a/erts/emulator/beam/erl_alloc_util.h b/erts/emulator/beam/erl_alloc_util.h
index df1f0aa65a..792f8c63ac 100644
--- a/erts/emulator/beam/erl_alloc_util.h
+++ b/erts/emulator/beam/erl_alloc_util.h
@@ -45,7 +45,6 @@ typedef struct {
int tspec;
int tpref;
int ramv;
- int low_mem; /* HALFWORD only */
UWord sbct;
UWord asbcst;
UWord rsbcst;
@@ -90,7 +89,6 @@ typedef struct {
0, /* (bool) tspec: thread specific */\
0, /* (bool) tpref: thread preferred */\
0, /* (bool) ramv: realloc always moves */\
- 0, /* (bool) low_mem: HALFWORD only */\
512*1024, /* (bytes) sbct: sbc threshold */\
2*1024*2024, /* (amount) asbcst: abs sbc shrink threshold */\
20, /* (%) rsbcst: rel sbc shrink threshold */\
@@ -125,7 +123,6 @@ typedef struct {
0, /* (bool) tspec: thread specific */\
0, /* (bool) tpref: thread preferred */\
0, /* (bool) ramv: realloc always moves */\
- 0, /* (bool) low_mem: HALFWORD only */\
64*1024, /* (bytes) sbct: sbc threshold */\
2*1024*2024, /* (amount) asbcst: abs sbc shrink threshold */\
20, /* (%) rsbcst: rel sbc shrink threshold */\
diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c
index 134aa2d396..f834802764 100644
--- a/erts/emulator/beam/erl_bif_binary.c
+++ b/erts/emulator/beam/erl_bif_binary.c
@@ -2550,7 +2550,6 @@ BIF_RETTYPE binary_referenced_byte_size_1(BIF_ALIST_1)
}
pb = (ProcBin *) binary_val(bin);
if (pb->thing_word == HEADER_PROC_BIN) {
- /* XXX:PaN - Halfword - orig_size is a long, we should handle that */
res = erts_make_integer((Uint) pb->val->orig_size, BIF_P);
} else { /* heap binary */
res = erts_make_integer((Uint) ((ErlHeapBin *) pb)->size, BIF_P);
@@ -2568,7 +2567,7 @@ BIF_RETTYPE binary_referenced_byte_size_1(BIF_ALIST_1)
#endif
static int get_need(Uint u) {
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
if (u > 0xFFFFFFFFUL) {
if (u > 0xFFFFFFFFFFFFUL) {
if (u > 0xFFFFFFFFFFFFFFUL) {
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index b44382cde8..a3ff537aa1 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -73,7 +73,7 @@ static char otp_version[] = ERLANG_OTP_VERSION;
static char erts_system_version[] = ("Erlang/OTP " ERLANG_OTP_RELEASE
"%s"
" [erts-" ERLANG_VERSION "]"
-#if !HEAP_ON_C_STACK && !HALFWORD_HEAP
+#if !HEAP_ON_C_STACK
" [no-c-stack-objects]"
#endif
#ifndef OTP_RELEASE
@@ -84,12 +84,8 @@ static char erts_system_version[] = ("Erlang/OTP " ERLANG_OTP_RELEASE
#endif
#endif
#ifdef ARCH_64
-#if HALFWORD_HEAP
- " [64-bit halfword]"
-#else
" [64-bit]"
#endif
-#endif
#ifdef ERTS_SMP
" [smp:%beu:%beu]"
#endif
diff --git a/erts/emulator/beam/erl_bif_re.c b/erts/emulator/beam/erl_bif_re.c
index 86951f32b0..7f7cd376ac 100644
--- a/erts/emulator/beam/erl_bif_re.c
+++ b/erts/emulator/beam/erl_bif_re.c
@@ -100,7 +100,7 @@ Sint erts_re_set_loop_limit(Sint limit)
static int term_to_int(Eterm term, int *sp)
{
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
if (is_small(term)) {
Uint x = signed_val(term);
@@ -151,7 +151,7 @@ static int term_to_int(Eterm term, int *sp)
static Eterm make_signed_integer(int x, Process *p)
{
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
return make_small(x);
#else
Eterm* hp;
diff --git a/erts/emulator/beam/erl_bif_unique.c b/erts/emulator/beam/erl_bif_unique.c
index 5eca09c5a6..c4a39b8897 100644
--- a/erts/emulator/beam/erl_bif_unique.c
+++ b/erts/emulator/beam/erl_bif_unique.c
@@ -338,7 +338,7 @@ static struct {
} w;
} raw_unique_monotonic_integer erts_align_attribute(ERTS_CACHE_LINE_SIZE);
-#if defined(ARCH_32) || HALFWORD_HEAP
+#if defined(ARCH_32)
# define ERTS_UNIQUE_MONOTONIC_OFFSET ERTS_SINT64_MIN
#else
# define ERTS_UNIQUE_MONOTONIC_OFFSET MIN_SMALL
@@ -368,7 +368,7 @@ get_unique_monotonic_integer_heap_size(Uint64 raw, int positive)
Sint64 value = ((Sint64) raw) + ERTS_UNIQUE_MONOTONIC_OFFSET;
if (IS_SSMALL(value))
return 0;
-#if defined(ARCH_32) || HALFWORD_HEAP
+#if defined(ARCH_32)
return ERTS_SINT64_HEAP_SIZE(value);
#else
return ERTS_UINT64_HEAP_SIZE((Uint64) value);
@@ -393,7 +393,7 @@ make_unique_monotonic_integer_value(Eterm *hp, Uint hsz, Uint64 raw, int positiv
if (hsz == 0)
res = make_small(value);
else {
-#if defined(ARCH_32) || HALFWORD_HEAP
+#if defined(ARCH_32)
res = erts_sint64_to_big(value, &hp);
#else
res = erts_uint64_to_big((Uint64) value, &hp);
diff --git a/erts/emulator/beam/erl_bits.c b/erts/emulator/beam/erl_bits.c
index 01734c55d7..11d83686a3 100644
--- a/erts/emulator/beam/erl_bits.c
+++ b/erts/emulator/beam/erl_bits.c
@@ -282,7 +282,7 @@ erts_bs_get_integer_2(Process *p, Uint num_bits, unsigned flags, ErlBinMatchBuff
* Simply shift whole bytes into the result.
*/
switch (BYTE_OFFSET(n)) {
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
case 7: w = (w << 8) | *bp++;
case 6: w = (w << 8) | *bp++;
case 5: w = (w << 8) | *bp++;
@@ -387,7 +387,7 @@ erts_bs_get_integer_2(Process *p, Uint num_bits, unsigned flags, ErlBinMatchBuff
case 3:
v32 = LSB[0] + (LSB[1]<<8) + (LSB[2]<<16);
goto big_small;
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
case 4:
v32 = (LSB[0] + (LSB[1]<<8) + (LSB[2]<<16) + (LSB[3]<<24));
if (!IS_USMALL(sgn, v32)) {
diff --git a/erts/emulator/beam/erl_db.c b/erts/emulator/beam/erl_db.c
index 878ee32b47..f3da28b65a 100644
--- a/erts/emulator/beam/erl_db.c
+++ b/erts/emulator/beam/erl_db.c
@@ -1774,15 +1774,9 @@ BIF_RETTYPE ets_delete_1(BIF_ALIST_1)
* (it looks like an continuation pointer), but that is will crash the
* emulator if this BIF is call traced.
*/
-#if HALFWORD_HEAP
- Eterm *hp = HAlloc(BIF_P, 3);
- hp[0] = make_pos_bignum_header(2);
- *((UWord *) (UWord) (hp+1)) = (UWord) tb;
-#else
Eterm *hp = HAlloc(BIF_P, 2);
hp[0] = make_pos_bignum_header(1);
hp[1] = (Eterm) tb;
-#endif
BIF_TRAP1(&ets_delete_continue_exp, BIF_P, make_big(hp));
}
else {
@@ -3652,11 +3646,8 @@ static BIF_RETTYPE ets_delete_trap(BIF_ALIST_1)
Eterm* ptr = big_val(cont);
DbTable *tb = *((DbTable **) (UWord) (ptr + 1));
-#if HALFWORD_HEAP
- ASSERT(*ptr == make_pos_bignum_header(2));
-#else
ASSERT(*ptr == make_pos_bignum_header(1));
-#endif
+
db_lock(tb, LCK_WRITE);
trap = free_table_cont(p, tb, 0, 1);
db_unlock(tb, LCK_WRITE);
diff --git a/erts/emulator/beam/erl_db_hash.c b/erts/emulator/beam/erl_db_hash.c
index 81b0c4465c..fc1aa05ed2 100644
--- a/erts/emulator/beam/erl_db_hash.c
+++ b/erts/emulator/beam/erl_db_hash.c
@@ -2885,9 +2885,6 @@ Ldone:
handle->dbterm = &b->dbterm;
handle->flags = flags;
handle->new_size = b->dbterm.size;
-#if HALFWORD_HEAP
- handle->abs_vec = NULL;
-#endif
handle->lck = lck;
return 1;
}
diff --git a/erts/emulator/beam/erl_db_tree.c b/erts/emulator/beam/erl_db_tree.c
index 465aa566ad..c21eac6f25 100644
--- a/erts/emulator/beam/erl_db_tree.c
+++ b/erts/emulator/beam/erl_db_tree.c
@@ -2589,9 +2589,6 @@ db_lookup_dbterm_tree(Process *p, DbTable *tbl, Eterm key, Eterm obj,
handle->flags = flags;
handle->bp = (void**) pp;
handle->new_size = (*pp)->dbterm.size;
-#if HALFWORD_HEAP
- handle->abs_vec = NULL;
-#endif
return 1;
}
diff --git a/erts/emulator/beam/erl_db_util.c b/erts/emulator/beam/erl_db_util.c
index dab357a079..0086aa8121 100644
--- a/erts/emulator/beam/erl_db_util.c
+++ b/erts/emulator/beam/erl_db_util.c
@@ -239,11 +239,7 @@ typedef enum {
matchCall2,
matchCall3,
matchPushV,
-#if HALFWORD_HEAP
- matchPushVGuard, /* First guard-only variable reference */
-#endif
- matchPushVResult, /* First variable reference in result, or (if HALFWORD)
- in guard if also referenced in result */
+ matchPushVResult, /* First variable reference in result */
matchPushExpr, /* Push the whole expression we're matching ('$_') */
matchPushArrayAsList, /* Only when parameter is an Array and
not an erlang term (DCOMP_TRACE) */
@@ -310,9 +306,6 @@ DMC_DECLARE_STACK_TYPE(unsigned);
typedef struct DMCVariable {
int is_bound;
int is_in_body;
-#if HALFWORD_HEAP
- int first_guard_label; /* to maybe change from PushVGuard to PushVResult */
-#endif
} DMCVariable;
typedef struct DMCHeap {
@@ -415,7 +408,7 @@ cleanup_match_pseudo_process(ErtsMatchPseudoProcess *mpsp, int keep_heap)
else {
int i;
for (i = 0; i < ERTS_DEFAULT_MS_HEAP_SIZE; i++) {
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
mpsp->default_heap[i] = (Eterm) 0xdeadbeefdeadbeef;
#else
mpsp->default_heap[i] = (Eterm) 0xdeadbeef;
@@ -1755,60 +1748,6 @@ static Eterm dpm_array_to_list(Process *psp, Eterm *arr, int arity)
return ret;
}
-
-#if HALFWORD_HEAP
-struct heap_checkpoint_t
-{
- Process *p;
- Eterm* htop;
- ErlHeapFragment* mbuf;
- unsigned used_size;
- ErlOffHeap off_heap;
-};
-
-static void heap_checkpoint_init(Process* p, struct heap_checkpoint_t* hcp)
-{
- hcp->p = p;
- hcp->htop = HEAP_TOP(p);
- hcp->mbuf = MBUF(p);
- hcp->used_size = hcp->mbuf ? hcp->mbuf->used_size : 0;
- hcp->off_heap = MSO(p);
-}
-
-static void heap_checkpoint_revert(struct heap_checkpoint_t* hcp)
-{
- struct erl_off_heap_header* oh = MSO(hcp->p).first;
-
- if (oh != hcp->off_heap.first) {
- ASSERT(oh != NULL);
- if (hcp->off_heap.first) {
- while (oh->next != hcp->off_heap.first) {
- oh = oh->next;
- }
- oh->next = NULL;
- }
- erts_cleanup_offheap(&MSO(hcp->p));
- MSO(hcp->p) = hcp->off_heap;
- }
- if (MBUF(hcp->p) != hcp->mbuf) {
- ErlHeapFragment* hf = MBUF(hcp->p);
- ASSERT(hf != NULL);
- if (hcp->mbuf) {
- while (hf->next != hcp->mbuf) {
- hf = hf->next;
- }
- hf->next = NULL;
- }
- free_message_buffer(MBUF(hcp->p));
- MBUF(hcp->p) = hcp->mbuf;
- }
- if (hcp->mbuf != NULL && hcp->mbuf->used_size != hcp->used_size) {
- hcp->mbuf->used_size = hcp->used_size;
- }
- HEAP_TOP(hcp->p) = hcp->htop;
-}
-#endif /* HALFWORD_HEAP */
-
static ERTS_INLINE Eterm copy_object_rel(Process* p, Eterm term, Eterm* base)
{
if (!is_immed(term)) {
@@ -1855,17 +1794,12 @@ Eterm db_prog_match(Process *c_p, Binary *bprog,
Eterm bif_args[3];
int fail_label;
int atomic_trace;
-#if HALFWORD_HEAP
- struct heap_checkpoint_t c_p_checkpoint = {};
-#endif
#ifdef DMC_DEBUG
Uint *heap_fence;
Uint *stack_fence;
Uint save_op;
#endif /* DMC_DEBUG */
- ASSERT(base==NULL || HALFWORD_HEAP);
-
mpsp = get_match_pseudo_process(c_p, prog->heap_size);
psp = &mpsp->process;
@@ -1916,11 +1850,7 @@ Eterm db_prog_match(Process *c_p, Binary *bprog,
do_catch != 0 */
*return_flags = 0U;
-
variables = mpsp->u.variables;
-#if HALFWORD_HEAP
- c_p_checkpoint.p = NULL;
-#endif
restart:
ep = &term;
@@ -1931,7 +1861,6 @@ restart:
fail_label = -1;
build_proc = psp;
esdp->current_process = psp;
- ASSERT_HALFWORD(!c_p_checkpoint.p);
#ifdef DEBUG
ASSERT(variables == mpsp->u.variables);
@@ -2236,31 +2165,10 @@ restart:
esp -= 2;
esp[-1] = t;
break;
-
- #if HALFWORD_HEAP
- case matchPushVGuard:
- if (!base) goto case_matchPushV;
- /* Build NULL-based copy on pseudo heap for easy disposal */
- n = *pc++;
- ASSERT(is_value(variables[n].term));
- ASSERT(!variables[n].proc);
- variables[n].term = copy_object_rel(psp, variables[n].term, base);
- *esp++ = variables[n].term;
- #ifdef DEBUG
- variables[n].proc = psp;
- variables[n].base = NULL;
- #endif
- break;
- #endif
case matchPushVResult:
if (!(in_flags & ERTS_PAM_COPY_RESULT)) goto case_matchPushV;
/* Build (NULL-based) copy on callers heap */
- #if HALFWORD_HEAP
- if (!do_catch && !c_p_checkpoint.p) {
- heap_checkpoint_init(c_p, &c_p_checkpoint);
- }
- #endif
n = *pc++;
ASSERT(is_value(variables[n].term));
ASSERT(!variables[n].proc);
@@ -2299,7 +2207,6 @@ restart:
}
break;
case matchPushArrayAsList:
- ASSERT_HALFWORD(base == NULL);
n = arity; /* Only happens when 'term' is an array */
tp = termp;
ehp = HAllocX(build_proc, n*2, HEAP_XTRA);
@@ -2315,7 +2222,6 @@ restart:
break;
case matchPushArrayAsListU:
/* This instruction is NOT efficient. */
- ASSERT_HALFWORD(base == NULL);
*esp++ = dpm_array_to_list(build_proc, termp, arity);
break;
case matchTrue:
@@ -2619,13 +2525,6 @@ restart:
}
}
fail:
-#if HALFWORD_HEAP
- if (c_p_checkpoint.p) {
- /* Dispose garbage built by guards on caller heap */
- heap_checkpoint_revert(&c_p_checkpoint);
- c_p_checkpoint.p = NULL;
- }
-#endif
*return_flags = 0U;
if (fail_label >= 0) { /* We failed during a "TryMeElse",
lets restart, with the next match
@@ -2788,13 +2687,6 @@ Wterm db_do_read_element(DbUpdateHandle* handle, Sint position)
{
Eterm elem = handle->dbterm->tpl[position];
if (!is_header(elem)) {
-#if HALFWORD_HEAP
- if (!is_immed(elem)
- && !handle->tb->common.compress
- && !(handle->abs_vec && handle->abs_vec[position])) {
- return rterm2wterm(elem, handle->dbterm->tpl);
- }
-#endif
return elem;
}
@@ -2822,9 +2714,6 @@ void db_do_update_element(DbUpdateHandle* handle,
Eterm* oldp;
Uint newval_sz;
Uint oldval_sz;
-#if HALFWORD_HEAP
- Eterm* old_base;
-#endif
if (is_both_immed(newval,oldval)) {
handle->dbterm->tpl[position] = newval;
@@ -2841,15 +2730,8 @@ void db_do_update_element(DbUpdateHandle* handle,
handle->dbterm);
handle->flags |= DB_MUST_RESIZE;
oldval = handle->dbterm->tpl[position];
- #if HALFWORD_HEAP
- old_base = NULL;
- #endif
}
else {
- #if HALFWORD_HEAP
- ASSERT(!handle->abs_vec);
- old_base = handle->dbterm->tpl;
- #endif
if (is_boxed(newval)) {
newp = boxed_val(newval);
switch (*newp & _TAG_HEADER_MASK) {
@@ -2879,13 +2761,6 @@ void db_do_update_element(DbUpdateHandle* handle,
}
}
}
-#if HALFWORD_HEAP
- else {
- old_base = (handle->tb->common.compress
- || (handle->abs_vec && handle->abs_vec[position])) ?
- NULL : handle->dbterm->tpl;
- }
-#endif
/* Not possible for simple memcpy or dbterm is already non-contiguous, */
/* need to realloc... */
@@ -2900,19 +2775,6 @@ both_size_set:
/* write new value in old dbterm, finalize will make a flat copy */
handle->dbterm->tpl[position] = newval;
handle->flags |= DB_MUST_RESIZE;
-
-#if HALFWORD_HEAP
- if (old_base && newval_sz > 0) {
- ASSERT(!handle->tb->common.compress);
- if (!handle->abs_vec) {
- int i = header_arity(handle->dbterm->tpl[0]);
- handle->abs_vec = erts_alloc(ERTS_ALC_T_TMP, (i+1)*sizeof(char));
- sys_memset(handle->abs_vec, 0, i+1);
- /* abs_vec[0] not used */
- }
- handle->abs_vec[position] = 1;
- }
-#endif
}
static ERTS_INLINE byte* db_realloc_term(DbTableCommon* tb, void* old,
@@ -3160,26 +3022,6 @@ void db_finalize_resize(DbUpdateHandle* handle, Uint offset)
tmp_offheap.first = NULL;
- #if HALFWORD_HEAP
- if (handle->abs_vec) {
- int i, arity = header_arity(handle->dbterm->tpl[0]);
-
- top[0] = tpl[0];
- top += arity + 1;
- for (i=1; i<=arity; i++) {
- Eterm* src_base = handle->abs_vec[i] ? NULL : tpl;
-
- newDbTerm->tpl[i] = copy_struct_rel(tpl[i],
- size_object_rel(tpl[i],src_base),
- &top, &tmp_offheap, src_base,
- newDbTerm->tpl);
- }
- newDbTerm->first_oh = tmp_offheap.first;
- ASSERT((byte*)top <= (newp + alloc_sz));
- erts_free(ERTS_ALC_T_TMP, handle->abs_vec);
- }
- else
- #endif /* HALFWORD_HEAP */
{
copy_struct_rel(make_tuple_rel(tpl,tpl), handle->new_size, &top,
&tmp_offheap, tpl, top);
@@ -3599,26 +3441,10 @@ static DMCRet dmc_one_term(DMCContext *context,
{
Eterm* ref_val = internal_ref_val(c);
DMC_PUSH(*text, matchEqRef);
-#if HALFWORD_HEAP
- {
- union {
- UWord u;
- Uint t[2];
- } fiddle;
- ASSERT(thing_arityval(ref_val[0]) == 3);
- fiddle.t[0] = ref_val[0];
- fiddle.t[1] = ref_val[1];
- DMC_PUSH(*text, fiddle.u);
- fiddle.t[0] = ref_val[2];
- fiddle.t[1] = ref_val[3];
- DMC_PUSH(*text, fiddle.u);
- }
-#else
n = thing_arityval(ref_val[0]);
for (i = 0; i <= n; ++i) {
DMC_PUSH(*text, ref_val[i]);
}
-#endif
break;
}
case (_TAG_HEADER_POS_BIG >> _TAG_PRIMARY_SIZE):
@@ -3627,53 +3453,19 @@ static DMCRet dmc_one_term(DMCContext *context,
Eterm* bval = big_val(c);
n = thing_arityval(bval[0]);
DMC_PUSH(*text, matchEqBig);
-#if HALFWORD_HEAP
- {
- union {
- UWord u;
- Uint t[2];
- } fiddle;
- ASSERT(n >= 1);
- fiddle.t[0] = bval[0];
- fiddle.t[1] = bval[1];
- DMC_PUSH(*text, fiddle.u);
- for (i = 2; i <= n; ++i) {
- fiddle.t[0] = bval[i];
- if (++i <= n) {
- fiddle.t[1] = bval[i];
- } else {
- fiddle.t[1] = (Uint) 0;
- }
- DMC_PUSH(*text, fiddle.u);
- }
- }
-#else
for (i = 0; i <= n; ++i) {
DMC_PUSH(*text, (Uint) bval[i]);
}
-#endif
break;
}
case (_TAG_HEADER_FLOAT >> _TAG_PRIMARY_SIZE):
DMC_PUSH(*text,matchEqFloat);
-#if HALFWORD_HEAP
- {
- union {
- UWord u;
- Uint t[2];
- } fiddle;
- fiddle.t[0] = float_val(c)[1];
- fiddle.t[1] = float_val(c)[2];
- DMC_PUSH(*text, fiddle.u);
- }
-#else
DMC_PUSH(*text, (Uint) float_val(c)[1]);
#ifdef ARCH_64
DMC_PUSH(*text, (Uint) 0);
#else
DMC_PUSH(*text, (Uint) float_val(c)[2]);
#endif
-#endif
break;
default: /* BINARY, FUN, VECTOR, or EXTERNAL */
DMC_PUSH(*text, matchEqBin);
@@ -3997,24 +3789,8 @@ static void dmc_add_pushv_variant(DMCContext *context, DMCHeap *heap,
MatchOps instr = matchPushV;
ASSERT(n < heap->vars_used && v->is_bound);
- if (context->is_guard) {
- #if HALFWORD_HEAP
- if (!v->first_guard_label) {
- v->first_guard_label = DMC_STACK_NUM(*text);
- ASSERT(v->first_guard_label);
- instr = matchPushVGuard; /* may be changed to PushVResult below */
- }
- #endif
- }
- else { /* body */
- #if HALFWORD_HEAP
- if (v->first_guard_label) {
- /* Avoid double-copy, copy to result heap at first encounter in guard */
- DMC_POKE(*text, v->first_guard_label, matchPushVResult);
- v->is_in_body = 1;
- }
- #endif
- if (!v->is_in_body) {
+ if (!context->is_guard) {
+ if(!v->is_in_body) {
instr = matchPushVResult;
v->is_in_body = 1;
}
@@ -5450,7 +5226,7 @@ Eterm db_match_dbterm(DbTableCommon* tb, Process* c_p, Binary* bprog,
obj = db_alloc_tmp_uncompressed(tb, obj);
base = NULL;
}
- else base = HALFWORD_HEAP ? obj->tpl : NULL;
+ else base = NULL;
res = db_prog_match(c_p, bprog, make_tuple_rel(obj->tpl,base), base, NULL, 0,
ERTS_PAM_COPY_RESULT|ERTS_PAM_CONTIGUOUS_TUPLE, &dummy);
@@ -5573,7 +5349,7 @@ void db_match_dis(Binary *bp)
first = 0;
else
erts_printf(", ");
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
erts_printf("0x%016bex", rt->data.ui[ri]);
#else
erts_printf("0x%08bex", rt->data.ui[ri]);
@@ -5597,7 +5373,7 @@ void db_match_dis(Binary *bp)
first = 0;
else
erts_printf(", ");
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
erts_printf("0x%016bex", *et);
#else
erts_printf("0x%08bex", *et);
@@ -5720,13 +5496,6 @@ void db_match_dis(Binary *bp)
++t;
erts_printf("PushV\t%beu\n", n);
break;
- #if HALFWORD_HEAP
- case matchPushVGuard:
- n = (Uint) *++t;
- ++t;
- erts_printf("PushVGuard\t%beu\n", n);
- break;
- #endif
case matchPushVResult:
n = (Uint) *++t;
++t;
diff --git a/erts/emulator/beam/erl_db_util.h b/erts/emulator/beam/erl_db_util.h
index 1ccdc0305b..c2128888c5 100644
--- a/erts/emulator/beam/erl_db_util.h
+++ b/erts/emulator/beam/erl_db_util.h
@@ -90,9 +90,6 @@ typedef struct {
Uint new_size;
int flags;
void* lck;
-#if HALFWORD_HEAP
- unsigned char* abs_vec; /* [i] true if dbterm->tpl[i] is absolute Eterm */
-#endif
} DbUpdateHandle;
diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c
index d2604f1595..6c335a9fe6 100644
--- a/erts/emulator/beam/erl_gc.c
+++ b/erts/emulator/beam/erl_gc.c
@@ -128,7 +128,7 @@ static void disallow_heap_frag_ref_in_old_heap(Process* p);
static void disallow_heap_frag_ref(Process* p, Eterm* n_htop, Eterm* objv, int nobj);
#endif
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
# define MAX_HEAP_SIZES 154
#else
# define MAX_HEAP_SIZES 59
@@ -147,26 +147,10 @@ typedef struct {
erts_smp_atomic32_t refc;
} ErtsGCInfoReq;
-#if !HALFWORD_HEAP
ERTS_SCHED_PREF_QUICK_ALLOC_IMPL(gcireq,
- ErtsGCInfoReq,
- 5,
- ERTS_ALC_T_GC_INFO_REQ)
-#else
-static ERTS_INLINE ErtsGCInfoReq *
-gcireq_alloc(void)
-{
- return erts_alloc(ERTS_ALC_T_GC_INFO_REQ,
- sizeof(ErtsGCInfoReq));
-}
-
-static ERTS_INLINE void
-gcireq_free(ErtsGCInfoReq *ptr)
-{
- erts_free(ERTS_ALC_T_GC_INFO_REQ, ptr);
-}
-#endif
-
+ ErtsGCInfoReq,
+ 5,
+ ERTS_ALC_T_GC_INFO_REQ)
/*
* Initialize GC global data.
*/
@@ -208,7 +192,7 @@ erts_init_gc(void)
}
- /* for 32 bit we want max_heap_size to be MAX(32bit) / 4 [words] (and halfword)
+ /* for 32 bit we want max_heap_size to be MAX(32bit) / 4 [words]
* for 64 bit we want max_heap_size to be MAX(52bit) / 8 [words]
*/
@@ -232,10 +216,7 @@ erts_init_gc(void)
init_gc_info(&esdp->gc_info);
}
-#if !HALFWORD_HEAP
init_gcireq_alloc();
-#endif
-
}
/*
diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c
index d9c3b0dcf4..5c209a4af2 100644
--- a/erts/emulator/beam/erl_init.c
+++ b/erts/emulator/beam/erl_init.c
@@ -91,11 +91,6 @@ const int etp_arch_bits = 32;
#else
# error "Not 64-bit, nor 32-bit arch"
#endif
-#if HALFWORD_HEAP
-const int etp_halfword = 1;
-#else
-const int etp_halfword = 0;
-#endif
#ifdef HIPE
const int etp_hipe = 1;
#else
diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c
index 3b3b247020..84bee976ff 100644
--- a/erts/emulator/beam/erl_lock_check.c
+++ b/erts/emulator/beam/erl_lock_check.c
@@ -156,9 +156,6 @@ static erts_lc_lock_order_t erts_lock_order[] = {
{ "instr", NULL },
{ "alcu_allocator", "index" },
{ "mseg", NULL },
-#if HALFWORD_HEAP
- { "pmmap", NULL },
-#endif
#ifdef ERTS_SMP
{ "port_task_pre_alloc_lock", "address" },
{ "proclist_pre_alloc_lock", "address" },
diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c
index a91e36e3c5..6d496ea5ee 100644
--- a/erts/emulator/beam/erl_map.c
+++ b/erts/emulator/beam/erl_map.c
@@ -170,11 +170,7 @@ BIF_RETTYPE maps_to_list_1(BIF_ALIST_1) {
*/
const Eterm *
-#if HALFWORD_HEAP
-erts_maps_get_rel(Eterm key, Eterm map, Eterm *map_base)
-#else
erts_maps_get(Eterm key, Eterm map)
-#endif
{
Uint32 hx;
if (is_flatmap_rel(map, map_base)) {
@@ -1993,11 +1989,7 @@ Eterm* hashmap_iterator_prev(ErtsWStack* s) {
}
const Eterm *
-#if HALFWORD_HEAP
-erts_hashmap_get_rel(Uint32 hx, Eterm key, Eterm node, Eterm *map_base)
-#else
erts_hashmap_get(Uint32 hx, Eterm key, Eterm node)
-#endif
{
Eterm *ptr, hdr, *res;
Uint ix, lvl = 0;
diff --git a/erts/emulator/beam/erl_map.h b/erts/emulator/beam/erl_map.h
index c391de3f11..2f7c55829f 100644
--- a/erts/emulator/beam/erl_map.h
+++ b/erts/emulator/beam/erl_map.h
@@ -105,22 +105,12 @@ Eterm erts_hashmap_from_ks_and_vs_extra(Process *p, Eterm *ks, Eterm *vs, Uint
Eterm k, Eterm v);
const Eterm *
-#if HALFWORD_HEAP
-erts_maps_get_rel(Eterm key, Eterm map, Eterm *map_base);
-# define erts_maps_get(A, B) erts_maps_get_rel(A, B, NULL)
-#else
erts_maps_get(Eterm key, Eterm map);
-# define erts_maps_get_rel(A, B, B_BASE) erts_maps_get(A, B)
-#endif
+#define erts_maps_get_rel(A, B, B_BASE) erts_maps_get(A, B)
const Eterm *
-#if HALFWORD_HEAP
-erts_hashmap_get_rel(Uint32 hx, Eterm key, Eterm node, Eterm *map_base);
-# define erts_hashmap_get(Hx, K, M) erts_hashmap_get_rel(Hx, K, M, NULL)
-#else
erts_hashmap_get(Uint32 hx, Eterm key, Eterm map);
-# define erts_hashmap_get_rel(Hx, K, M, M_BASE) erts_hashmap_get(Hx, K, M)
-#endif
+#define erts_hashmap_get_rel(Hx, K, M, M_BASE) erts_hashmap_get(Hx, K, M)
/* hamt nodes v2.0
*
diff --git a/erts/emulator/beam/erl_message.h b/erts/emulator/beam/erl_message.h
index fbdf3fb0e2..f37b430d27 100644
--- a/erts/emulator/beam/erl_message.h
+++ b/erts/emulator/beam/erl_message.h
@@ -32,9 +32,6 @@ struct external_thing_;
struct erl_off_heap_header {
Eterm thing_word;
Uint size;
-#if HALFWORD_HEAP
- void* dummy_ptr_padding__;
-#endif
struct erl_off_heap_header* next;
};
diff --git a/erts/emulator/beam/erl_node_container_utils.h b/erts/emulator/beam/erl_node_container_utils.h
index 211b1a0090..0a4b18b748 100644
--- a/erts/emulator/beam/erl_node_container_utils.h
+++ b/erts/emulator/beam/erl_node_container_utils.h
@@ -255,7 +255,7 @@ extern ErtsPTab erts_port;
* Refs *
\* */
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
#define internal_ref_no_of_numbers(x) \
(internal_ref_data((x))[0])
diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c
index 2fb790b953..62a44f7129 100644
--- a/erts/emulator/beam/erl_node_tables.c
+++ b/erts/emulator/beam/erl_node_tables.c
@@ -1207,23 +1207,11 @@ insert_offheap(ErlOffHeap *oh, int type, Eterm id)
break;
}
if (insert_bin) {
-#if HALFWORD_HEAP
- UWord val = (UWord) u.pb->val;
- DeclareTmpHeapNoproc(id_heap,BIG_UINT_HEAP_SIZE*2); /* extra place allocated */
-#else
DeclareTmpHeapNoproc(id_heap,BIG_UINT_HEAP_SIZE);
-#endif
Uint *hp = &id_heap[0];
InsertedBin *nib;
-#if HALFWORD_HEAP
- int actual_need = BIG_UWORD_HEAP_SIZE(val);
- ASSERT(actual_need <= (BIG_UINT_HEAP_SIZE*2));
- UseTmpHeapNoproc(actual_need);
- a.id = erts_bld_uword(&hp, NULL, (UWord) val);
-#else
UseTmpHeapNoproc(BIG_UINT_HEAP_SIZE);
a.id = erts_bld_uint(&hp, NULL, (Uint) u.pb->val);
-#endif
erts_match_prog_foreach_offheap(u.pb->val,
insert_offheap2,
(void *) &a);
@@ -1231,11 +1219,7 @@ insert_offheap(ErlOffHeap *oh, int type, Eterm id)
nib->bin_val = u.pb->val;
nib->next = inserted_bins;
inserted_bins = nib;
-#if HALFWORD_HEAP
- UnUseTmpHeapNoproc(actual_need);
-#else
UnUseTmpHeapNoproc(BIG_UINT_HEAP_SIZE);
-#endif
}
}
break;
diff --git a/erts/emulator/beam/erl_node_tables.h b/erts/emulator/beam/erl_node_tables.h
index 694ac84232..64278d2ea0 100644
--- a/erts/emulator/beam/erl_node_tables.h
+++ b/erts/emulator/beam/erl_node_tables.h
@@ -66,7 +66,7 @@
#define ERTS_DE_QFLGS_ALL (ERTS_DE_QFLG_BUSY \
| ERTS_DE_QFLG_EXIT)
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
#define ERTS_DIST_OUTPUT_BUF_DBG_PATTERN ((Uint) 0xf713f713f713f713UL)
#else
#define ERTS_DIST_OUTPUT_BUF_DBG_PATTERN ((Uint) 0xf713f713)
diff --git a/erts/emulator/beam/erl_printf_term.c b/erts/emulator/beam/erl_printf_term.c
index 267c0b3ff4..95b3572372 100644
--- a/erts/emulator/beam/erl_printf_term.c
+++ b/erts/emulator/beam/erl_printf_term.c
@@ -261,7 +261,7 @@ static char *format_binary(Uint16 x, char *b) {
static int
print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
- Eterm* obj_base) /* ignored if !HALFWORD_HEAP */
+ Eterm* obj_base)
{
DECLARE_WSTACK(s);
int res;
@@ -344,11 +344,7 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount,
PRINT_CHAR(res, fn, arg, '>');
goto L_done;
}
-#if HALFWORD_HEAP
- wobj = is_immed(obj) ? (Wterm)obj : rterm2wterm(obj, obj_base);
-#else
wobj = (Wterm)obj;
-#endif
switch (tag_val_def(wobj)) {
case NIL_DEF:
PRINT_STRING(res, fn, arg, "[]");
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index 7b3d12ce09..a21c1e5582 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -119,7 +119,7 @@
#define RUNQ_SET_RQ(X, RQ) erts_smp_atomic_set_nob((X), (erts_aint_t) (RQ))
#ifdef DEBUG
-# if defined(ARCH_64) && !HALFWORD_HEAP
+# if defined(ARCH_64)
# define ERTS_DBG_SET_INVALID_RUNQP(RQP, N) \
(RUNQ_SET_RQ((RQP), (0xdeadbeefdead0003LL | ((N) << 4)))
# define ERTS_DBG_VERIFY_VALID_RUNQP(RQP) \
@@ -971,25 +971,10 @@ typedef struct {
erts_smp_atomic32_t refc;
} ErtsSchedWallTimeReq;
-#if !HALFWORD_HEAP
ERTS_SCHED_PREF_QUICK_ALLOC_IMPL(swtreq,
- ErtsSchedWallTimeReq,
- 5,
- ERTS_ALC_T_SCHED_WTIME_REQ)
-#else
-static ERTS_INLINE ErtsSchedWallTimeReq *
-swtreq_alloc(void)
-{
- return erts_alloc(ERTS_ALC_T_SCHED_WTIME_REQ,
- sizeof(ErtsSchedWallTimeReq));
-}
-
-static ERTS_INLINE void
-swtreq_free(ErtsSchedWallTimeReq *ptr)
-{
- erts_free(ERTS_ALC_T_SCHED_WTIME_REQ, ptr);
-}
-#endif
+ ErtsSchedWallTimeReq,
+ 5,
+ ERTS_ALC_T_SCHED_WTIME_REQ)
static void
reply_sched_wall_time(void *vswtrp)
@@ -5797,9 +5782,7 @@ erts_init_scheduling(int no_schedulers, int no_schedulers_online
#endif
init_misc_aux_work();
-#if !HALFWORD_HEAP
init_swtreq_alloc();
-#endif
erts_atomic32_init_nob(&debug_wait_completed_count, 0); /* debug only */
debug_wait_completed_flags = 0;
@@ -8286,7 +8269,7 @@ add_pend_suspend(Process *suspendee,
sizeof(ErtsPendingSuspend));
psp->next = NULL;
#ifdef DEBUG
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
psp->end = (ErtsPendingSuspend *) 0xdeaddeaddeaddead;
#else
psp->end = (ErtsPendingSuspend *) 0xdeaddead;
diff --git a/erts/emulator/beam/erl_term.h b/erts/emulator/beam/erl_term.h
index 90e35151b0..46900edfc7 100644
--- a/erts/emulator/beam/erl_term.h
+++ b/erts/emulator/beam/erl_term.h
@@ -21,33 +21,12 @@
#ifndef __ERL_TERM_H
#define __ERL_TERM_H
-#include "sys.h" /* defines HALFWORD_HEAP */
-
typedef UWord Wterm; /* Full word terms */
-#if HALFWORD_HEAP
-# define HEAP_ON_C_STACK 0
-# if HALFWORD_ASSERT
-# ifdef ET_DEBUG
-# undef ET_DEBUG
-# endif
-# define ET_DEBUG 1
-# endif
-# if 1
-# define CHECK_POINTER_MASK 0xFFFFFFFF00000000UL
-# define COMPRESS_POINTER(APointer) ((Eterm) (UWord) (APointer))
-# define EXPAND_POINTER(AnEterm) ((UWord) (AnEterm))
-# else
-# define CHECK_POINTER_MASK 0x0UL
-# define COMPRESS_POINTER(AnUint) (AnUint)
-# define EXPAND_POINTER(APointer) (APointer)
-# endif
-#else
-# define HEAP_ON_C_STACK 1
-# define CHECK_POINTER_MASK 0x0UL
-# define COMPRESS_POINTER(AnUint) (AnUint)
-# define EXPAND_POINTER(APointer) (APointer)
-#endif
+#define HEAP_ON_C_STACK 1
+#define CHECK_POINTER_MASK 0x0UL
+#define COMPRESS_POINTER(AnUint) (AnUint)
+#define EXPAND_POINTER(APointer) (APointer)
struct erl_node_; /* Declared in erl_node_tables.h */
@@ -190,13 +169,10 @@ struct erl_node_; /* Declared in erl_node_tables.h */
/* boxed object access methods */
-#if HALFWORD_HEAP
-#define _is_taggable_pointer(x) (((UWord)(x) & (CHECK_POINTER_MASK | 0x3)) == 0)
-#define _boxed_precond(x) (is_boxed(x))
-#else
+
#define _is_taggable_pointer(x) (((Uint)(x) & 0x3) == 0)
#define _boxed_precond(x) (is_boxed(x))
-#endif
+
#define _is_aligned(x) (((Uint)(x) & 0x3) == 0)
#define _unchecked_make_boxed(x) ((Uint) COMPRESS_POINTER(x) + TAG_PRIMARY_BOXED)
_ET_DECLARE_CHECKED(Eterm,make_boxed,const Eterm*)
@@ -226,11 +202,7 @@ _ET_DECLARE_CHECKED(int,is_not_list,Eterm)
#define is_list(x) (((x) & _TAG_PRIMARY_MASK) == TAG_PRIMARY_LIST)
#define is_not_list(x) (!is_list((x)))
#endif
-#if HALFWORD_HEAP
#define _list_precond(x) (is_list(x))
-#else
-#define _list_precond(x) (is_list(x))
-#endif
#define _unchecked_list_val(x) ((Eterm*) EXPAND_POINTER((x) - TAG_PRIMARY_LIST))
_ET_DECLARE_CHECKED(Eterm*,list_val,Wterm)
#define list_val(x) _ET_APPLY(list_val,(x))
@@ -250,7 +222,7 @@ _ET_DECLARE_CHECKED(Eterm*,list_val,Wterm)
#define byte_offset_ptr(x,offs) _unchecked_byte_offset_ptr(x,offs) /*XXX*/
/* fixnum ("small") access methods */
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
#define SMALL_BITS (64-4)
#define SMALL_DIGITS (17)
#else
@@ -396,11 +368,7 @@ _ET_DECLARE_CHECKED(Eterm*,fun_val,Wterm)
_ET_DECLARE_CHECKED(Eterm*,export_val,Wterm)
#define export_val(x) _ET_APPLY(export_val,(x))
#define is_export_header(x) ((x) == HEADER_EXPORT)
-#if HALFWORD_HEAP
-#define HEADER_EXPORT _make_header(2,_TAG_HEADER_EXPORT)
-#else
#define HEADER_EXPORT _make_header(1,_TAG_HEADER_EXPORT)
-#endif
/* bignum access methods */
#define make_pos_bignum_header(sz) _make_header((sz),_TAG_HEADER_POS_BIG)
@@ -424,7 +392,7 @@ _ET_DECLARE_CHECKED(Eterm*,big_val,Wterm)
#define big_val(x) _ET_APPLY(big_val,(x))
/* flonum ("float") access methods */
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
#define HEADER_FLONUM _make_header(1,_TAG_HEADER_FLOAT)
#else
#define HEADER_FLONUM _make_header(2,_TAG_HEADER_FLOAT)
@@ -445,12 +413,12 @@ typedef union float_def
byte fb[sizeof(ieee754_8)];
Uint16 fs[sizeof(ieee754_8) / sizeof(Uint16)];
Uint32 fw[sizeof(ieee754_8) / sizeof(Uint32)];
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
Uint fdw;
#endif
} FloatDef;
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
#define FLOAT_VAL_GET_DOUBLE(fval, f) (f).fdw = *((fval)+1)
@@ -727,7 +695,7 @@ _ET_DECLARE_CHECKED(struct erl_node_*,internal_port_node,Eterm)
#define ERTS_MAX_REF_NUMBERS 3
#define ERTS_REF_NUMBERS ERTS_MAX_REF_NUMBERS
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
# define ERTS_REF_WORDS (ERTS_REF_NUMBERS/2 + 1)
# define ERTS_REF_32BIT_WORDS (ERTS_REF_NUMBERS+1)
#else
@@ -749,7 +717,7 @@ typedef struct {
#define make_ref_thing_header(DW) \
_make_header((DW)+REF_THING_HEAD_SIZE-1,_TAG_HEADER_REF)
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
/*
* Ref layout on a 64-bit little endian machine:
@@ -1159,17 +1127,9 @@ extern unsigned tag_val_def(Wterm);
#define FLOAT_BIG _NUMBER_CODE(FLOAT_DEF,BIG_DEF)
#define FLOAT_FLOAT _NUMBER_CODE(FLOAT_DEF,FLOAT_DEF)
-#if HALFWORD_HEAP
-#define ptr2rel(PTR,BASE) ((Eterm*)((char*)(PTR) - (char*)(BASE)))
-#define rterm2wterm(REL,BASE) ((Wterm)(REL) + (Wterm)(BASE))
-
-#else /* HALFWORD_HEAP */
-
#define ptr2rel(PTR,BASE) (PTR)
#define rterm2wterm(REL,BASE) (REL)
-#endif /* !HALFWORD_HEAP */
-
#define make_list_rel(PTR, BASE) make_list(ptr2rel(PTR,BASE))
#define make_boxed_rel(PTR, BASE) make_boxed(ptr2rel(PTR,BASE))
#define make_fun_rel make_boxed_rel
@@ -1216,25 +1176,7 @@ extern unsigned tag_val_def(Wterm);
#define external_node_rel(RTERM,BASE) external_node(rterm2wterm(RTERM,BASE))
-
-#if HALFWORD_HEAP
-ERTS_GLB_INLINE int is_same(Eterm a, Eterm* a_base, Eterm b, Eterm* b_base);
-
-#if ERTS_GLB_INLINE_INCL_FUNC_DEF
-ERTS_GLB_INLINE int is_same(Eterm a, Eterm* a_base, Eterm b, Eterm* b_base)
-{
- /* If bases differ, assume a and b are on different "heaps",
- ie can only be same if immed */
- ASSERT(a_base == b_base || is_immed(a) || is_immed(b)
- || rterm2wterm(a,a_base) != rterm2wterm(b,b_base));
-
- return a == b && (a_base == b_base || is_immed(a));
-}
-#endif
-
-#else /* !HALFWORD_HEAP */
#define is_same(A,A_BASE,B,B_BASE) ((A)==(B))
-#endif
#endif /* __ERL_TERM_H */
diff --git a/erts/emulator/beam/erl_utils.h b/erts/emulator/beam/erl_utils.h
index 6dab3bf297..1732579d04 100644
--- a/erts/emulator/beam/erl_utils.h
+++ b/erts/emulator/beam/erl_utils.h
@@ -157,24 +157,11 @@ void erts_init_utils_mem(void);
erts_dsprintf_buf_t *erts_create_tmp_dsbuf(Uint);
void erts_destroy_tmp_dsbuf(erts_dsprintf_buf_t *);
-#if HALFWORD_HEAP
-int eq_rel(Eterm a, Eterm* a_base, Eterm b, Eterm* b_base);
-# define eq(A,B) eq_rel(A,NULL,B,NULL)
-#else
int eq(Eterm, Eterm);
-# define eq_rel(A,A_BASE,B,B_BASE) eq(A,B)
-#endif
+#define eq_rel(A,A_BASE,B,B_BASE) eq(A,B)
#define EQ(x,y) (((x) == (y)) || (is_not_both_immed((x),(y)) && eq((x),(y))))
-#if HALFWORD_HEAP
-Sint erts_cmp_rel_opt(Eterm, Eterm*, Eterm, Eterm*, int, int);
-#define cmp_rel(A,A_BASE,B,B_BASE) erts_cmp_rel_opt(A,A_BASE,B,B_BASE,0,0)
-#define cmp_rel_term(A,A_BASE,B,B_BASE) erts_cmp_rel_opt(A,A_BASE,B,B_BASE,1,0)
-#define CMP(A,B) erts_cmp_rel_opt(A,NULL,B,NULL,0,0)
-#define CMP_TERM(A,B) erts_cmp_rel_opt(A,NULL,B,NULL,1,0)
-#define CMP_EQ_ONLY(A,B) erts_cmp_rel_opt(A,NULL,B,NULL,0,1)
-#else
Sint erts_cmp(Eterm, Eterm, int, int);
Sint cmp(Eterm a, Eterm b);
#define cmp_rel(A,A_BASE,B,B_BASE) erts_cmp(A,B,0,0)
@@ -182,7 +169,6 @@ Sint cmp(Eterm a, Eterm b);
#define CMP(A,B) erts_cmp(A,B,0,0)
#define CMP_TERM(A,B) erts_cmp(A,B,1,0)
#define CMP_EQ_ONLY(A,B) erts_cmp(A,B,0,1)
-#endif
#define cmp_lt(a,b) (CMP((a),(b)) < 0)
#define cmp_le(a,b) (CMP((a),(b)) <= 0)
diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h
index 8948ca2ea9..2d4141ac8d 100644
--- a/erts/emulator/beam/erl_vm.h
+++ b/erts/emulator/beam/erl_vm.h
@@ -117,12 +117,8 @@
#define HeapWordsLeft(p) (HEAP_LIMIT(p) - HEAP_TOP(p))
#if defined(DEBUG) || defined(CHECK_FOR_HOLES)
-#if HALFWORD_HEAP
-# define ERTS_HOLE_MARKER (0xdeadbeef)
-#else
# define ERTS_HOLE_MARKER (((0xdeadbeef << 24) << 8) | 0xdeadbeef)
-#endif
-#endif
+#endif /* egil: 32-bit ? */
/*
* Allocate heap memory on the ordinary heap, NEVER in a heap
diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c
index c6d7e3fcc5..f7b372d294 100644
--- a/erts/emulator/beam/external.c
+++ b/erts/emulator/beam/external.c
@@ -2339,10 +2339,6 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep,
Eterm val;
FloatDef f;
Sint r = 0;
-#if HALFWORD_HEAP
- UWord wobj;
-#endif
-
if (ctx) {
WSTACK_CHANGE_ALLOCATOR(s, ERTS_ALC_T_SAVED_ESTACK);
@@ -2362,11 +2358,8 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep,
outer_loop:
while (!WSTACK_ISEMPTY(s)) {
-#if HALFWORD_HEAP
- obj = (Eterm) (wobj = WSTACK_POP(s));
-#else
obj = WSTACK_POP(s);
-#endif
+
switch (val = WSTACK_POP(s)) {
case ENC_TERM:
break;
@@ -2384,11 +2377,7 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep,
break;
case ENC_PATCH_FUN_SIZE:
{
-#if HALFWORD_HEAP
- byte* size_p = (byte *) wobj;
-#else
byte* size_p = (byte *) obj;
-#endif
put_int32(ep - size_p, size_p);
}
goto outer_loop;
@@ -2435,21 +2424,13 @@ enc_term_int(TTBEncodeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj, byte* ep,
case ENC_LAST_ARRAY_ELEMENT:
/* obj is the tuple */
{
-#if HALFWORD_HEAP
- Eterm* ptr = (Eterm *) wobj;
-#else
Eterm* ptr = (Eterm *) obj;
-#endif
obj = *ptr;
}
break;
default: /* ENC_LAST_ARRAY_ELEMENT+1 and upwards */
{
-#if HALFWORD_HEAP
- Eterm* ptr = (Eterm *) wobj;
-#else
Eterm* ptr = (Eterm *) obj;
-#endif
obj = *ptr++;
WSTACK_PUSH2(s, val-1, (UWord)ptr);
}
@@ -3049,7 +3030,7 @@ dec_term(ErtsDistExternal *edep,
Sint sn = get_int32(ep);
ep += 4;
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
*objp = make_small(sn);
#else
if (MY_IS_SSMALL(sn)) {
@@ -3371,7 +3352,7 @@ dec_term_atom_common:
RefThing *rtp = (RefThing *) hp;
ref_num = (Uint32 *) (hp + REF_THING_HEAD_SIZE);
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
hp += REF_THING_HEAD_SIZE + ref_words/2 + 1;
rtp->header = make_ref_thing_header(ref_words/2 + 1);
#else
@@ -3382,13 +3363,13 @@ dec_term_atom_common:
}
else {
ExternalThing *etp = (ExternalThing *) hp;
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
hp += EXTERNAL_THING_HEAD_SIZE + ref_words/2 + 1;
#else
hp += EXTERNAL_THING_HEAD_SIZE + ref_words;
#endif
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
etp->header = make_external_ref_header(ref_words/2 + 1);
#else
etp->header = make_external_ref_header(ref_words);
@@ -3401,7 +3382,7 @@ dec_term_atom_common:
ref_num = &(etp->data.ui32[0]);
}
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
*(ref_num++) = ref_words /* 32-bit arity */;
#endif
ref_num[0] = r0;
@@ -3409,7 +3390,7 @@ dec_term_atom_common:
ref_num[i] = get_int32(ep);
ep += 4;
}
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
if ((1 + ref_words) % 2)
ref_num[ref_words] = 0;
#endif
@@ -3561,12 +3542,7 @@ dec_term_atom_common:
}
*objp = make_export(hp);
*hp++ = HEADER_EXPORT;
-#if HALFWORD_HEAP
- *((UWord *) (UWord) hp) = (UWord) erts_export_get_or_make_stub(mod, name, arity);
- hp += 2;
-#else
*hp++ = (Eterm) erts_export_get_or_make_stub(mod, name, arity);
-#endif
break;
}
break;
@@ -4192,11 +4168,7 @@ encode_size_struct_int(TTBSizeContext* ctx, ErtsAtomCacheMap *acmp, Eterm obj,
case EXPORT_DEF:
{
Export* ep = *((Export **) (export_val(obj) + 1));
-#if HALFWORD_HEAP
- result += 2;
-#else
result += 1;
-#endif
result += encode_size_struct2(acmp, ep->code[0], dflags);
result += encode_size_struct2(acmp, ep->code[1], dflags);
result += encode_size_struct2(acmp, make_small(ep->code[2]), dflags);
@@ -4311,7 +4283,7 @@ init_done:
switch (tag) {
case INTEGER_EXT:
SKIP(4);
-#if !defined(ARCH_64) || HALFWORD_HEAP
+#if !defined(ARCH_64)
heap_size += BIG_UINT_HEAP_SIZE;
#endif
break;
@@ -4400,7 +4372,7 @@ init_done:
ep += 2;
atom_extra_skip = 1 + 4*id_words;
/* In case it is an external ref */
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
heap_size += EXTERNAL_THING_HEAD_SIZE + id_words/2 + 1;
#else
heap_size += EXTERNAL_THING_HEAD_SIZE + id_words;
@@ -4486,11 +4458,7 @@ init_done:
break;
case EXPORT_EXT:
terms += 3;
-#if HALFWORD_HEAP
- heap_size += 3;
-#else
heap_size += 2;
-#endif
break;
case NEW_FUN_EXT:
{
diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index ec9296d034..1d2d75bc1e 100644
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -310,9 +310,6 @@ typedef union {
typedef struct proc_bin {
Eterm thing_word; /* Subtag REFC_BINARY_SUBTAG. */
Uint size; /* Binary size in bytes. */
-#if HALFWORD_HEAP
- void* dummy_ptr_padding__;
-#endif
struct erl_off_heap_header *next;
Binary *val; /* Pointer to Binary structure. */
byte *bytes; /* Pointer to the actual data bytes. */
@@ -959,28 +956,14 @@ void erl_error(char*, va_list);
/* copy.c */
Eterm copy_object(Eterm, Process*);
-#if HALFWORD_HEAP
-Uint size_object_rel(Eterm, Eterm*);
-# define size_object(A) size_object_rel(A,NULL)
-
-Eterm copy_struct_rel(Eterm, Uint, Eterm**, ErlOffHeap*, Eterm* src_base, Eterm* dst_base);
-# define copy_struct(OBJ,SZ,HPP,OH) copy_struct_rel(OBJ,SZ,HPP,OH, NULL,NULL)
-
-Eterm copy_shallow_rel(Eterm*, Uint, Eterm**, ErlOffHeap*, Eterm* src_base);
-# define copy_shallow(A,B,C,D) copy_shallow_rel(A,B,C,D,NULL)
-
-#else /* !HALFWORD_HEAP */
-
Uint size_object(Eterm);
-# define size_object_rel(A,B) size_object(A)
+#define size_object_rel(A,B) size_object(A)
Eterm copy_struct(Eterm, Uint, Eterm**, ErlOffHeap*);
-# define copy_struct_rel(OBJ,SZ,HPP,OH, SB,DB) copy_struct(OBJ,SZ,HPP,OH)
+#define copy_struct_rel(OBJ,SZ,HPP,OH, SB,DB) copy_struct(OBJ,SZ,HPP,OH)
Eterm copy_shallow(Eterm*, Uint, Eterm**, ErlOffHeap*);
-# define copy_shallow_rel(A,B,C,D, BASE) copy_shallow(A,B,C,D)
-
-#endif
+#define copy_shallow_rel(A,B,C,D, BASE) copy_shallow(A,B,C,D)
void move_multi_frags(Eterm** hpp, ErlOffHeap*, ErlHeapFragment* first,
@@ -1180,7 +1163,7 @@ void bin_write(int, void*, byte*, size_t);
int intlist_to_buf(Eterm, char*, int); /* most callers pass plain char*'s */
struct Sint_buf {
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
char s[22];
#else
char s[12];
diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index 900616c981..c365b8859b 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -1105,7 +1105,7 @@ io_list_vec_len(Eterm obj, int* vsize, Uint* csize,
Uint p_v_size = 0;
Uint p_c_size = 0;
Uint p_in_clist = 0;
- Uint total; /* Uint due to halfword emulator */
+ Uint total;
goto L_jump_start; /* avoid a push */
@@ -5248,25 +5248,17 @@ driver_deliver_term(Eterm to, ErlDrvTermData* data, int len)
break;
case ERL_DRV_INT: /* signed int argument */
ERTS_DDT_CHK_ENOUGH_ARGS(1);
-#if HALFWORD_HEAP
- erts_bld_sint64(NULL, &need, (Sint64)ptr[0]);
-#else
/* check for bignum */
if (!IS_SSMALL((Sint)ptr[0]))
need += BIG_UINT_HEAP_SIZE; /* use small_to_big */
-#endif
ptr++;
depth++;
break;
case ERL_DRV_UINT: /* unsigned int argument */
ERTS_DDT_CHK_ENOUGH_ARGS(1);
-#if HALFWORD_HEAP
- erts_bld_uint64(NULL, &need, (Uint64)ptr[0]);
-#else
/* check for bignum */
if (!IS_USMALL(0, (Uint)ptr[0]))
need += BIG_UINT_HEAP_SIZE; /* use small_to_big */
-#endif
ptr++;
depth++;
break;
@@ -5465,10 +5457,6 @@ driver_deliver_term(Eterm to, ErlDrvTermData* data, int len)
break;
case ERL_DRV_INT: /* signed int argument */
-#if HALFWORD_HEAP
- erts_reserve_heap(&factory, BIG_NEED_SIZE(2));
- mess = erts_bld_sint64(&factory.hp, NULL, (Sint64)ptr[0]);
-#else
erts_reserve_heap(&factory, BIG_UINT_HEAP_SIZE);
if (IS_SSMALL((Sint)ptr[0]))
mess = make_small((Sint)ptr[0]);
@@ -5476,15 +5464,10 @@ driver_deliver_term(Eterm to, ErlDrvTermData* data, int len)
mess = small_to_big((Sint)ptr[0], factory.hp);
factory.hp += BIG_UINT_HEAP_SIZE;
}
-#endif
ptr++;
break;
case ERL_DRV_UINT: /* unsigned int argument */
-#if HALFWORD_HEAP
- erts_reserve_heap(&factory, BIG_NEED_FOR_BITS(64));
- mess = erts_bld_uint64(&factory.hp, NULL, (Uint64)ptr[0]);
-#else
erts_reserve_heap(&factory, BIG_UINT_HEAP_SIZE);
if (IS_USMALL(0, (Uint)ptr[0]))
mess = make_small((Uint)ptr[0]);
@@ -5492,7 +5475,6 @@ driver_deliver_term(Eterm to, ErlDrvTermData* data, int len)
mess = uint_to_big((Uint)ptr[0], factory.hp);
factory.hp += BIG_UINT_HEAP_SIZE;
}
-#endif
ptr++;
break;
diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h
index bb871b05ba..14eeb0ee8f 100644
--- a/erts/emulator/beam/sys.h
+++ b/erts/emulator/beam/sys.h
@@ -285,62 +285,11 @@ __decl_noreturn void __noreturn erl_assert_error(const char* expr, const char *f
#else
#error Neither 32 nor 64 bit architecture
#endif
-#if defined(ARCH_64) && defined(HALFWORD_HEAP_EMULATOR)
-# define HALFWORD_HEAP 1
-# define HALFWORD_ASSERT 0
-# define ASSERT_HALFWORD(COND) ASSERT(COND)
-# undef ERTS_SIZEOF_TERM
-# define ERTS_SIZEOF_TERM 4
-#else
-# define HALFWORD_HEAP 0
-# define HALFWORD_ASSERT 0
-# define ASSERT_HALFWORD(COND)
-#endif
#if SIZEOF_VOID_P != SIZEOF_SIZE_T
#error sizeof(void*) != sizeof(size_t)
#endif
-#if HALFWORD_HEAP
-
-#if SIZEOF_INT == 4
-typedef unsigned int Eterm;
-typedef unsigned int Uint;
-typedef int Sint;
-#define ERTS_UINT_MAX UINT_MAX
-#define ERTS_SIZEOF_ETERM SIZEOF_INT
-#define ErtsStrToSint strtol
-#else
-#error Found no appropriate type to use for 'Eterm', 'Uint' and 'Sint'
-#endif
-
-#if SIZEOF_VOID_P == SIZEOF_LONG
-typedef unsigned long UWord;
-typedef long SWord;
-#define SWORD_CONSTANT(Const) Const##L
-#define UWORD_CONSTANT(Const) Const##UL
-#define ERTS_UWORD_MAX ULONG_MAX
-#define ERTS_SWORD_MAX LONG_MAX
-#elif SIZEOF_VOID_P == SIZEOF_INT
-typedef unsigned int UWord;
-typedef int SWord;
-#define SWORD_CONSTANT(Const) Const
-#define UWORD_CONSTANT(Const) Const##U
-#define ERTS_UWORD_MAX UINT_MAX
-#define ERTS_SWORD_MAX INT_MAX
-#elif SIZEOF_VOID_P == SIZEOF_LONG_LONG
-typedef unsigned long long UWord;
-typedef long long SWord;
-#define SWORD_CONSTANT(Const) Const##LL
-#define UWORD_CONSTANT(Const) Const##ULL
-#define ERTS_UWORD_MAX ULLONG_MAX
-#define ERTS_SWORD_MAX LLONG_MAX
-#else
-#error Found no appropriate type to use for 'Eterm', 'Uint' and 'Sint'
-#endif
-
-#else /* !HALFWORD_HEAP */
-
#if SIZEOF_VOID_P == SIZEOF_LONG
typedef unsigned long Eterm;
typedef unsigned long Uint;
@@ -383,8 +332,6 @@ typedef Uint UWord;
typedef Sint SWord;
#define ERTS_UINT_MAX ERTS_UWORD_MAX
-#endif /* HALFWORD_HEAP */
-
typedef UWord BeamInstr;
#ifndef HAVE_INT64
diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c
index 342e91e983..28d1b38f75 100644
--- a/erts/emulator/beam/utils.c
+++ b/erts/emulator/beam/utils.c
@@ -898,7 +898,7 @@ tail_recur:
Uint y2 = y1 < 0 ? -(Uint)y1 : y1;
UINT32_HASH_STEP(y2, FUNNY_NUMBER2);
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
if (y2 >> 32)
UINT32_HASH_STEP(y2 >> 32, FUNNY_NUMBER2);
#endif
@@ -1019,7 +1019,7 @@ tail_recur:
}
d = BIG_DIGIT(ptr, k);
k = sizeof(ErtsDigit);
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
if (!(d >> 32))
k /= 2;
#endif
@@ -1989,7 +1989,7 @@ tail_recur:
(atom_tab(atom_val(term))->slot.bucket.hvalue);
break;
case SMALL_DEF:
-#if defined(ARCH_64) && !HALFWORD_HEAP
+#if defined(ARCH_64)
{
Sint y1 = signed_val(term);
Uint y2 = y1 < 0 ? -(Uint)y1 : y1;
@@ -2598,11 +2598,7 @@ erts_destroy_tmp_dsbuf(erts_dsprintf_buf_t *dsbufp)
* Test for equality of two terms.
* Returns 0 if not equal, or a non-zero value otherwise.
*/
-#if HALFWORD_HEAP
-int eq_rel(Eterm a, Eterm* a_base, Eterm b, Eterm* b_base)
-#else
int eq(Eterm a, Eterm b)
-#endif
{
DECLARE_WSTACK(stack);
Sint sz;
@@ -2992,7 +2988,6 @@ static int cmp_atoms(Eterm a, Eterm b)
bb->name+3, bb->len-3);
}
-#if !HALFWORD_HEAP
/* cmp(Eterm a, Eterm b)
* For compatibility with HiPE - arith-based compare.
*/
@@ -3000,23 +2995,10 @@ Sint cmp(Eterm a, Eterm b)
{
return erts_cmp(a, b, 0, 0);
}
-#endif
-#if HALFWORD_HEAP
-static Sint erts_cmp_compound_rel_opt(Eterm a, Eterm* a_base,
- Eterm b, Eterm* b_base,
- int exact, int eq_only);
-#else
static Sint erts_cmp_compound(Eterm a, Eterm b, int exact, int eq_only);
-#endif
-#if HALFWORD_HEAP
-Sint erts_cmp_rel_opt(Eterm a, Eterm* a_base,
- Eterm b, Eterm* b_base,
- int exact, int eq_only)
-#else
Sint erts_cmp(Eterm a, Eterm b, int exact, int eq_only)
-#endif
{
if (is_atom(a) && is_atom(b)) {
return cmp_atoms(a, b);
@@ -3028,11 +3010,7 @@ Sint erts_cmp(Eterm a, Eterm b, int exact, int eq_only)
GET_DOUBLE_REL(b, bf, b_base);
return float_comp(af.fd, bf.fd);
}
-#if HALFWORD_HEAP
- return erts_cmp_compound_rel_opt(a,a_base,b,b_base,exact,eq_only);
-#else
return erts_cmp_compound(a,b,exact,eq_only);
-#endif
}
@@ -3040,13 +3018,7 @@ Sint erts_cmp(Eterm a, Eterm b, int exact, int eq_only)
* exact = 1 -> term-based compare
* exact = 0 -> arith-based compare
*/
-#if HALFWORD_HEAP
-static Sint erts_cmp_compound_rel_opt(Eterm a, Eterm* a_base,
- Eterm b, Eterm* b_base,
- int exact, int eq_only)
-#else
static Sint erts_cmp_compound(Eterm a, Eterm b, int exact, int eq_only)
-#endif
{
#define PSTACK_TYPE struct erts_cmp_hashmap_state
struct erts_cmp_hashmap_state {
@@ -3551,13 +3523,8 @@ tailrecur_ne:
{
FloatDef f1, f2;
Eterm big;
-#if HALFWORD_HEAP
- Wterm aw = is_immed(a) ? a : rterm2wterm(a,a_base);
- Wterm bw = is_immed(b) ? b : rterm2wterm(b,b_base);
-#else
Eterm aw = a;
Eterm bw = b;
-#endif
#define MAX_LOSSLESS_FLOAT ((double)((1LL << 53) - 2))
#define MIN_LOSSLESS_FLOAT ((double)(((1LL << 53) - 2)*-1))
#define BIG_ARITY_FLOAT_MAX (1024 / D_EXP) /* arity of max float as a bignum */
@@ -4369,7 +4336,7 @@ iolist_size(const int yield_support, ErtsIOListState *state, Eterm obj, ErlDrvSi
{
int res, init_yield_count, yield_count;
Eterm* objp;
- Uint size = (Uint) *sizep; /* Intentionally Uint due to halfword heap */
+ Uint size = (Uint) *sizep;
DECLARE_ESTACK(s);
if (!yield_support)