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-rw-r--r--erts/emulator/hipe/hipe_mode_switch.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c
index 4ddc2790b1..38d58ef744 100644
--- a/erts/emulator/hipe/hipe_mode_switch.c
+++ b/erts/emulator/hipe/hipe_mode_switch.c
@@ -2,7 +2,7 @@
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2001-2013. All Rights Reserved.
+ * Copyright Ericsson AB 2001-2014. 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
@@ -195,25 +195,26 @@ void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsigned arity)
}
p->stop -= 2;
p->stop[0] = NIL;
- p->stop[1] = NIL;
+ p->stop[1] = hipe_beam_catch_throw;
}
static __inline__ void
hipe_push_beam_trap_frame(Process *p, Eterm reg[], unsigned arity)
{
- if (p->flags & F_DISABLE_GC) {
+ if (&p->stop[1] < p->hend && p->stop[1] == hipe_beam_catch_throw) {
/* Trap frame already reserved */
- ASSERT(p->stop[0] == NIL && p->stop[1] == NIL);
+ ASSERT(p->stop[0] == NIL);
}
else {
+ ASSERT(!(p->flags & F_DISABLE_GC));
if ((p->stop - 2) < p->htop) {
DPRINTF("calling gc to increase BEAM stack size");
p->fcalls -= erts_garbage_collect(p, 2, reg, arity);
ASSERT(!((p->stop - 2) < p->htop));
}
p->stop -= 2;
+ p->stop[1] = hipe_beam_catch_throw;
}
- p->stop[1] = hipe_beam_catch_throw;
p->stop[0] = make_cp(p->cp);
++p->catches;
p->cp = hipe_beam_pc_return;
@@ -221,12 +222,13 @@ hipe_push_beam_trap_frame(Process *p, Eterm reg[], unsigned arity)
void hipe_unreserve_beam_trap_frame(Process *p)
{
- ASSERT(p->stop[0] == NIL && p->stop[1] == NIL);
+ ASSERT(p->stop[0] == NIL && p->stop[1] == hipe_beam_catch_throw);
p->stop += 2;
}
static __inline__ void hipe_pop_beam_trap_frame(Process *p)
{
+ ASSERT(p->stop[1] == hipe_beam_catch_throw);
p->cp = cp_val(p->stop[0]);
--p->catches;
p->stop += 2;