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re PR target/44199 (ppc64 glibc miscompilation) 

PR target/44199
	* config/rs6000/rs6000.c (rs6000_emit_epilogue): Fix up a backport
	glitch.

From-SVN: r159878
This commit is contained in:
Jakub Jelinek 2010-05-26 18:09:25 +02:00
parent b32f4c3557
commit 23ffa72fc3
1 changed files with 2 additions and 2 deletions
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4
gcc/config/rs6000/rs6000.c
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@ -17164,7 +17164,7 @@ rs6000_emit_epilogue (int sibcall)
frame_reg_rtx = gen_rtx_REG (Pmode, 11);
/* Prevent reordering memory accesses against stack pointer restore. */
else if (cfun->calls_alloca
|| offset_below_red_zone_p (-info->total_size))
|| info->total_size > (TARGET_32BIT ? 220 : 288))
{
rtx mem1 = gen_rtx_MEM (BLKmode, hard_frame_pointer_rtx);
rtx mem2 = gen_rtx_MEM (BLKmode, sp_reg_rtx);
@ -17186,7 +17186,7 @@ rs6000_emit_epilogue (int sibcall)
{
/* Prevent reordering memory accesses against stack pointer restore. */
if (cfun->calls_alloca
|| offset_below_red_zone_p (-info->total_size))
|| info->total_size > (TARGET_32BIT ? 220 : 288))
{
rtx mem = gen_rtx_MEM (BLKmode, sp_reg_rtx);
MEM_NOTRAP_P (mem) = 1;