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simplify-rtx.c (simplify_replace_rtx): Do not blindly replace hard registers. 

* simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
	hard registers.

[[Split portion of a mixed commit.]]

Co-Authored-By: Aldy Hernandez <aldyh@redhat.com>

From-SVN: r92278.2
This commit is contained in:
Richard Henderson 2004-12-16 11:19:04 -08:00 committed by Aldy Hernandez
parent e3cb7e21bd
commit b2b7ec86c2
2 changed files with 7 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2004-12-16 Richard Henderson <rth@redhat.com>
Aldy Hernandez <aldyh@redhat.com>
* simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
hard registers.
2004-12-16 H.J. Lu <hongjiu.lu@intel.com>
PR other/18508

2
gcc/simplify-rtx.c
View File

@ -337,7 +337,7 @@ simplify_replace_rtx (rtx x, rtx old_rtx, rtx new_rtx)
}
else if (code == REG)
{
if (REG_P (old_rtx) && REGNO (x) == REGNO (old_rtx))
if (rtx_equal_p (x, old_rtx))
return new_rtx;
}
break;