From: aldyh <aldyh@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu, 16 Dec 2004 19:19:04 +0000 (+0000)
Subject: 	* simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
X-Git-Tag: upstream/4.9.2~65018
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a869ee0ba5e17d2c49327378e393636e0cdda9e3;p=platform%2Fupstream%2Flinaro-gcc.git

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


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@92278 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b5afd17..24d534b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -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
diff --git a/gcc/simplify-rtx.c b/gcc/simplify-rtx.c
index 3685bbf..5feeb65 100644
--- a/gcc/simplify-rtx.c
+++ b/gcc/simplify-rtx.c
@@ -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;