From: Kazu Hirata <kazu@cs.umass.edu>
Date: Thu, 26 Feb 2004 23:19:27 +0000 (+0000)
Subject: postreload.c (reload_cse_move2add): Generate just a PLUS instead of an entire SET.
X-Git-Tag: releases/gcc-4.0.0~9819
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ec5de8d8266bad1e41431c51e59a796df6ad9df7;p=thirdparty%2Fgcc.git

postreload.c (reload_cse_move2add): Generate just a PLUS instead of an entire SET.

	* postreload.c (reload_cse_move2add): Generate just a PLUS
	instead of an entire SET.

From-SVN: r78527
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 83a528b0fc15..cc4ba4a0f98a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-02-26  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* postreload.c (reload_cse_move2add): Generate just a PLUS
+	instead of an entire SET.
+
 2004-02-26  Jan Hubicka  <jh@suse.cz>
 
 	* config.gcc: Add support for nocoma/prescott/pentium-m/pentium3m
diff --git a/gcc/postreload.c b/gcc/postreload.c
index e0f72d99ebdb..4a09421ffbf5 100644
--- a/gcc/postreload.c
+++ b/gcc/postreload.c
@@ -1255,12 +1255,8 @@ reload_cse_move2add (rtx first)
 		  else if (rtx_cost (new_src, PLUS) < rtx_cost (src, SET)
 			   && have_add2_insn (reg, new_src))
 		    {
-		      rtx newpat = gen_rtx_SET (VOIDmode,
-						reg,
-						gen_rtx_PLUS (GET_MODE (reg),
-						 	      reg,
-						 	      new_src));
-		      validate_change (insn, &PATTERN (insn), newpat, 0);
+		      rtx tem = gen_rtx_PLUS (GET_MODE (reg), reg, new_src);
+		      validate_change (insn, &SET_SRC (pat), tem, 0);
 		    }
 		  else
 		    {