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Diffstat (limited to 'erts/emulator/beam/beam_emu.c')
-rw-r--r--erts/emulator/beam/beam_emu.c48
1 files changed, 36 insertions, 12 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 88ac6cffb1..7b2aac0908 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1996-2010. All Rights Reserved.
+ * Copyright Ericsson AB 1996-2011. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -321,6 +321,7 @@ extern int count_instructions;
# define POST_BIF_GC_SWAPIN_0(_p, _res) \
ERTS_SMP_REQ_PROC_MAIN_LOCK((_p)); \
PROCESS_MAIN_CHK_LOCKS((_p)); \
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC((_p)); \
if (((_p)->mbuf) || (MSO(_p).overhead >= BIN_VHEAP_SZ(_p)) ) { \
_res = erts_gc_after_bif_call((_p), (_res), NULL, 0); \
E = (_p)->stop; \
@@ -328,6 +329,7 @@ extern int count_instructions;
HTOP = HEAP_TOP((_p))
# define POST_BIF_GC_SWAPIN(_p, _res, _regs, _arity) \
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC((_p)); \
ERTS_SMP_REQ_PROC_MAIN_LOCK((_p)); \
PROCESS_MAIN_CHK_LOCKS((_p)); \
if (((_p)->mbuf) || (MSO(_p).overhead >= BIN_VHEAP_SZ(_p)) ) { \
@@ -367,6 +369,7 @@ extern int count_instructions;
reg[0] = r(0); \
PROCESS_MAIN_CHK_LOCKS(c_p); \
FCALLS -= erts_garbage_collect(c_p, needed + (HeapNeed), reg, (M)); \
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); \
PROCESS_MAIN_CHK_LOCKS(c_p); \
r(0) = reg[0]; \
SWAPIN; \
@@ -420,6 +423,7 @@ extern int count_instructions;
reg[0] = r(0); \
PROCESS_MAIN_CHK_LOCKS(c_p); \
FCALLS -= erts_garbage_collect(c_p, need, reg, (Live)); \
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); \
PROCESS_MAIN_CHK_LOCKS(c_p); \
r(0) = reg[0]; \
SWAPIN; \
@@ -442,6 +446,7 @@ extern int count_instructions;
reg[0] = r(0); \
PROCESS_MAIN_CHK_LOCKS(c_p); \
FCALLS -= erts_garbage_collect(c_p, need, reg, (Live)); \
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); \
PROCESS_MAIN_CHK_LOCKS(c_p); \
r(0) = reg[0]; \
SWAPIN; \
@@ -464,6 +469,7 @@ extern int count_instructions;
reg[Live] = Extra; \
PROCESS_MAIN_CHK_LOCKS(c_p); \
FCALLS -= erts_garbage_collect(c_p, need, reg, (Live)+1); \
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); \
PROCESS_MAIN_CHK_LOCKS(c_p); \
if (Live > 0) { \
r(0) = reg[0]; \
@@ -1212,7 +1218,12 @@ void process_main(void)
do_schedule1:
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);
#ifdef DEBUG
pid = c_p->id;
#endif
@@ -1662,6 +1673,7 @@ void process_main(void)
SWAPOUT;
PROCESS_MAIN_CHK_LOCKS(c_p);
FCALLS -= erts_garbage_collect(c_p, 3, reg+2, 1);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
SWAPIN;
}
@@ -1780,6 +1792,7 @@ void process_main(void)
PROCESS_MAIN_CHK_LOCKS(c_p);
},
{
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
r(0) = reg[0];
SWAPIN;
@@ -1838,6 +1851,7 @@ void process_main(void)
CANCEL_TIMER(c_p);
free_message(msgp);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
NextPF(0, next);
@@ -2228,6 +2242,7 @@ void process_main(void)
ASSERT(!ERTS_PROC_IS_EXITING(c_p));
result = (*bf)(c_p, arg);
ASSERT(!ERTS_PROC_IS_EXITING(c_p) || is_non_value(result));
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
ERTS_HOLE_CHECK(c_p);
FCALLS = c_p->fcalls;
@@ -2256,6 +2271,7 @@ void process_main(void)
ASSERT(!ERTS_PROC_IS_EXITING(c_p));
result = (*bf)(c_p, arg);
ASSERT(!ERTS_PROC_IS_EXITING(c_p) || is_non_value(result));
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
ERTS_HOLE_CHECK(c_p);
FCALLS = c_p->fcalls;
@@ -2285,6 +2301,7 @@ void process_main(void)
PROCESS_MAIN_CHK_LOCKS(c_p);
ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p);
result = (*bf)(c_p, reg, live);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
ERTS_SMP_REQ_PROC_MAIN_LOCK(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
SWAPIN;
@@ -2320,6 +2337,7 @@ void process_main(void)
PROCESS_MAIN_CHK_LOCKS(c_p);
ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p);
result = (*bf)(c_p, reg, live);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
ERTS_SMP_REQ_PROC_MAIN_LOCK(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
SWAPIN;
@@ -2358,6 +2376,7 @@ void process_main(void)
PROCESS_MAIN_CHK_LOCKS(c_p);
ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p);
result = (*bf)(c_p, reg, live);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
ERTS_SMP_REQ_PROC_MAIN_LOCK(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
SWAPIN;
@@ -2392,6 +2411,7 @@ void process_main(void)
ASSERT(!ERTS_PROC_IS_EXITING(c_p));
result = (*bf)(c_p, tmp_arg1, tmp_arg2);
ASSERT(!ERTS_PROC_IS_EXITING(c_p) || is_non_value(result));
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
ERTS_HOLE_CHECK(c_p);
FCALLS = c_p->fcalls;
@@ -2415,6 +2435,7 @@ void process_main(void)
ASSERT(!ERTS_PROC_IS_EXITING(c_p));
result = (*bf)(c_p, tmp_arg1, tmp_arg2);
ASSERT(!ERTS_PROC_IS_EXITING(c_p) || is_non_value(result));
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
ERTS_HOLE_CHECK(c_p);
if (is_value(result)) {
@@ -3285,6 +3306,7 @@ void process_main(void)
PROCESS_MAIN_CHK_LOCKS(c_p);
bif_nif_arity = I[-1];
ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
ASSERT(!ERTS_PROC_IS_EXITING(c_p));
{
@@ -3298,6 +3320,7 @@ void process_main(void)
}
ASSERT(!ERTS_PROC_IS_EXITING(c_p) || is_non_value(nif_bif_result));
PROCESS_MAIN_CHK_LOCKS(c_p);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
goto apply_bif_or_nif_epilogue;
OpCase(apply_bif):
@@ -3324,6 +3347,7 @@ void process_main(void)
bif_nif_arity = I[-1];
ASSERT(bif_nif_arity <= 3);
ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
switch (bif_nif_arity) {
case 3:
{
@@ -3332,6 +3356,7 @@ void process_main(void)
nif_bif_result = (*bf)(c_p, r(0), x(1), x(2), I);
ASSERT(!ERTS_PROC_IS_EXITING(c_p) ||
is_non_value(nif_bif_result));
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
}
break;
@@ -3342,6 +3367,7 @@ void process_main(void)
nif_bif_result = (*bf)(c_p, r(0), x(1), I);
ASSERT(!ERTS_PROC_IS_EXITING(c_p) ||
is_non_value(nif_bif_result));
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
}
break;
@@ -3352,6 +3378,7 @@ void process_main(void)
nif_bif_result = (*bf)(c_p, r(0), I);
ASSERT(!ERTS_PROC_IS_EXITING(c_p) ||
is_non_value(nif_bif_result));
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
}
break;
@@ -3362,6 +3389,7 @@ void process_main(void)
nif_bif_result = (*bf)(c_p, I);
ASSERT(!ERTS_PROC_IS_EXITING(c_p) ||
is_non_value(nif_bif_result));
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
break;
}
@@ -3425,7 +3453,6 @@ void process_main(void)
OpCase(case_end_r):
case_end_val = r(0);
- I--;
do_case_end:
c_p->fvalue = case_end_val;
@@ -4592,6 +4619,7 @@ void process_main(void)
ERTS_SMP_UNREQ_PROC_MAIN_LOCK(c_p);
flags = erts_call_trace(c_p, ep->code, ep->match_prog_set, reg,
0, &c_p->tracer_proc);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
ERTS_SMP_REQ_PROC_MAIN_LOCK(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
ASSERT(!ERTS_PROC_IS_EXITING(c_p));
@@ -4603,6 +4631,7 @@ void process_main(void)
/* SWAPOUT, SWAPIN was done and r(0) was saved above */
PROCESS_MAIN_CHK_LOCKS(c_p);
FCALLS -= erts_garbage_collect(c_p, 3, reg, ep->code[2]);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
r(0) = reg[0];
SWAPIN;
@@ -4692,6 +4721,7 @@ void process_main(void)
reg[0] = r(0);
PROCESS_MAIN_CHK_LOCKS(c_p);
FCALLS -= erts_garbage_collect(c_p, 2, reg, I[-1]);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
r(0) = reg[0];
}
@@ -4795,6 +4825,7 @@ void process_main(void)
/* SWAPOUT was done and r(0) was saved above */
PROCESS_MAIN_CHK_LOCKS(c_p);
FCALLS -= erts_garbage_collect(c_p, need, reg, I[-1]);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
r(0) = reg[0];
SWAPIN;
@@ -5866,9 +5897,6 @@ build_stacktrace(Process* c_p, Eterm exc) {
Eterm args;
int depth;
BeamInstr* current;
-#if HALFWORD_HEAP
- BeamInstr current_buff[3];
-#endif
Eterm Where = NIL;
Eterm *next_p = &Where;
@@ -5898,14 +5926,7 @@ build_stacktrace(Process* c_p, Eterm exc) {
* (e.g. spawn_link(erlang, abs, [1])).
*/
if (current == NULL) {
-#if HALFWORD_HEAP
- current = current_buff;
- current[0] = (BeamInstr) c_p->initial[0];
- current[1] = (BeamInstr) c_p->initial[1];
- current[2] = (BeamInstr) c_p->initial[2];
-#else
current = c_p->initial;
-#endif
args = am_true; /* Just in case */
} else {
args = get_args_from_exc(exc);
@@ -6251,6 +6272,7 @@ erts_hibernate(Process* c_p, Eterm module, Eterm function, Eterm args, Eterm* re
c_p->fvalue = NIL;
PROCESS_MAIN_CHK_LOCKS(c_p);
erts_garbage_collect_hibernate(c_p);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p);
PROCESS_MAIN_CHK_LOCKS(c_p);
erts_smp_proc_lock(c_p, ERTS_PROC_LOCK_MSGQ|ERTS_PROC_LOCK_STATUS);
ASSERT(!ERTS_PROC_IS_EXITING(c_p));
@@ -6377,6 +6399,7 @@ call_fun(Process* p, /* Current process. */
reg[0] = module;
reg[1] = fun;
reg[2] = args;
+ reg[3] = NIL;
return ep->address;
}
}
@@ -6496,6 +6519,7 @@ new_fun(Process* p, Eterm* reg, ErlFunEntry* fe, int num_free)
if (HEAP_LIMIT(p) - HEAP_TOP(p) <= needed) {
PROCESS_MAIN_CHK_LOCKS(p);
erts_garbage_collect(p, needed, reg, num_free);
+ ERTS_VERIFY_UNUSED_TEMP_ALLOC(p);
PROCESS_MAIN_CHK_LOCKS(p);
}
hp = p->htop;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-26 15:50:54 +0000