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regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before using its PATTERN.

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* regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
	using its PATTERN.

From-SVN: r20868
This commit is contained in:
J"orn Rennecke 1998-07-01 09:27:35 +00:00 • committed by Joern Rennecke
parent aac5cc1620
commit 8543c01e3b
2 changed files with 7 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
* regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
using its PATTERN.
Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com>
* expr.c (emit_group_load, emit_group_store): Rewrite considering

2
gcc/regmove.c
View file

@ -805,6 +805,8 @@ fixup_match_2 (insn, dst, src, offset, regmove_dump_file)
&& (NOTE_LINE_NUMBER (p) == NOTE_INSN_LOOP_BEG
|| NOTE_LINE_NUMBER (p) == NOTE_INSN_LOOP_END)))
break;
if (GET_RTX_CLASS (GET_CODE (p)) != 'i')
continue;
if (reg_overlap_mentioned_p (dst, PATTERN (p)))
{
try_auto_increment (p, insn, 0, dst, newconst, 1);