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ASAN: fix ICE in gcc.dg/asan/pr80168.c on aarch64 -mabi=ilp32

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gcc/
	* asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
	during expansion.
	* builtins.c (expand_asan_emit_allocas_unpoison): Likewise.

From-SVN: r250176
This commit is contained in:
Maxim Ostapenko 2017-07-13 07:48:49 +00:00 • committed by Maxim Ostapenko
parent 6eecb29326
commit 8f4956cadf
3 changed files with 12 additions and 7 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2017-07-13 Maxim Ostapenko <m.ostapenko@samsung.com>
* asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
during expansion.
* builtins.c (expand_asan_emit_allocas_unpoison): Likewise.
2017-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/81193

5
gcc/asan.c
View file

@ -1567,9 +1567,10 @@ asan_emit_allocas_unpoison (rtx top, rtx bot, rtx_insn *before)
else
start_sequence ();
rtx ret = init_one_libfunc ("__asan_allocas_unpoison");
top = convert_memory_address (ptr_mode, top);
bot = convert_memory_address (ptr_mode, bot);
ret = emit_library_call_value (ret, NULL_RTX, LCT_NORMAL, ptr_mode, 2, top,
TYPE_MODE (pointer_sized_int_node), bot,
TYPE_MODE (pointer_sized_int_node));
ptr_mode, bot, ptr_mode);
do_pending_stack_adjust ();
rtx_insn *insns = get_insns ();

8
gcc/builtins.c
View file

@ -4972,13 +4972,11 @@ static rtx
expand_asan_emit_allocas_unpoison (tree exp)
{
tree arg0 = CALL_EXPR_ARG (exp, 0);
rtx top = expand_expr (arg0, NULL_RTX, GET_MODE (virtual_stack_dynamic_rtx),
EXPAND_NORMAL);
rtx top = expand_expr (arg0, NULL_RTX, ptr_mode, EXPAND_NORMAL);
rtx bot = convert_memory_address (ptr_mode, virtual_stack_dynamic_rtx);
rtx ret = init_one_libfunc ("__asan_allocas_unpoison");
ret = emit_library_call_value (ret, NULL_RTX, LCT_NORMAL, ptr_mode, 2, top,
TYPE_MODE (pointer_sized_int_node),
virtual_stack_dynamic_rtx,
TYPE_MODE (pointer_sized_int_node));
ptr_mode, bot, ptr_mode);
return ret;
}