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combine.c (combine_simplify_rtx): Can't simplify cases that use mode class MODE_CC.

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2001-11-30 Alan Matsuoka <alanm@redhat.com>

	* combine.c (combine_simplify_rtx) : Can't simplify
	cases that use mode class MODE_CC.

From-SVN: r47917
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Alan Matsuoka 2001-12-12 03:20:14 +00:00 committed by Alan Matsuoka
parent a8c7e72da2
commit a13287e15d
2 changed files with 7 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2001-11-30 Alan Matsuoka <alanm@redhat.com>
* combine.c (combine_simplify_rtx) : Can't simplify
cases that use mode class MODE_CC.
2001-12-11 Richard Henderson <rth@redhat.com>
* expmed.c (expand_divmod): Ignore sdiv_pow2_cheap for modes in

2
gcc/combine.c
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@ -3796,6 +3796,8 @@ combine_simplify_rtx (x, op0_mode, last, in_dest)
&& subreg_lowpart_offset (mode, op0_mode) == SUBREG_BYTE (x))
return gen_lowpart_for_combine (mode, SUBREG_REG (x));
if (GET_MODE_CLASS (GET_MODE (SUBREG_REG (x))) == MODE_CC)
break;
{
rtx temp;
temp = simplify_subreg (mode, SUBREG_REG (x), op0_mode,