From b418bc475dfc6862b00abaabc181c78a9f46ab28 Mon Sep 17 00:00:00 2001
From: Uros Bizjak <uros@gcc.gnu.org>
Date: Sun, 2 Sep 2012 13:08:33 +0200
Subject: [PATCH] sync.md (atomic_compare_and_swap<dwi>_doubleword): Improve
 insn output code.

	* config/i386/sync.md (atomic_compare_and_swap<dwi>_doubleword):
	Improve insn output code.

From-SVN: r190861
---
 gcc/config/i386/sync.md | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/gcc/config/i386/sync.md b/gcc/config/i386/sync.md
index 50bedcf0dff..44cb5d4c070 100644
--- a/gcc/config/i386/sync.md
+++ b/gcc/config/i386/sync.md
@@ -421,14 +421,13 @@
   "TARGET_CMPXCHG<doublemodesuffix>B"
 {
   bool swap = REGNO (operands[5]) != BX_REG;
+  const char *xchg = "xchg{<imodesuffix>}\t%%<regprefix>bx, %5";
 
   if (swap)
-    output_asm_insn ("xchg{<imodesuffix>}\t%%<regprefix>bx, %5", operands);
-
+    output_asm_insn (xchg, operands);
   output_asm_insn ("lock{%;} %K7cmpxchg<doublemodesuffix>b\t%2", operands);
-
   if (swap)
-    output_asm_insn ("xchg{<imodesuffix>}\t%%<regprefix>bx, %5", operands);
+    output_asm_insn (xchg, operands);
 
   return "";
 })
-- 
2.30.2