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(invalidate_skipped_set): Ignore CLOBBER after calling 

note_mem_written, not before.

From-SVN: r11786
This commit is contained in:
Richard Kenner 1996-04-15 08:49:02 -04:00
parent b757e35281
commit f47c02fa79
1 changed files with 7 additions and 7 deletions
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14
gcc/cse.c
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@ -7820,13 +7820,6 @@ invalidate_skipped_set (dest, set)
rtx set;
rtx dest;
{
if (GET_CODE (set) == CLOBBER
#ifdef HAVE_cc0
|| dest == cc0_rtx
#endif
|| dest == pc_rtx)
return;
if (GET_CODE (dest) == MEM)
note_mem_written (dest, &skipped_writes_memory);
@ -7836,6 +7829,13 @@ invalidate_skipped_set (dest, set)
if (skipped_writes_memory.nonscalar)
skipped_writes_memory.all = 1;
if (GET_CODE (set) == CLOBBER
#ifdef HAVE_cc0
|| dest == cc0_rtx
#endif
|| dest == pc_rtx)
return;
if (GET_CODE (dest) == REG || GET_CODE (dest) == SUBREG
|| (! skipped_writes_memory.all && ! cse_rtx_addr_varies_p (dest)))
invalidate (dest, VOIDmode);