openwrt-xburst/toolchain/gcc/patches/4.5.1+l/002-fix_pr44392.patch

>From d0557763b0713a4c006bd2405eede3924569cafd Mon Sep 17 00:00:00 2001
From: Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Date: Mon, 5 Jul 2010 11:28:49 +0100
Subject: [PATCH 2/2] Fix PR44392

---
 gcc/config/arm/arm.md |   43 +++++++++++++++++++------------------------
 1 files changed, 19 insertions(+), 24 deletions(-)

--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -11523,34 +11523,29 @@
 (define_expand "bswapsi2"
   [(set (match_operand:SI 0 "s_register_operand" "=r")
   	(bswap:SI (match_operand:SI 1 "s_register_operand" "r")))]
-"TARGET_EITHER"
+"TARGET_EITHER && (arm_arch6 || !optimize_size)"
 "
-  if (!arm_arch6)
-    {
-      if (!optimize_size)
-	{
-	  rtx op2 = gen_reg_rtx (SImode);
-	  rtx op3 = gen_reg_rtx (SImode);
+    if (!arm_arch6)
+      {
+	rtx op2 = gen_reg_rtx (SImode);
+	rtx op3 = gen_reg_rtx (SImode);
 
-	  if (TARGET_THUMB)
-	    {
-	      rtx op4 = gen_reg_rtx (SImode);
-	      rtx op5 = gen_reg_rtx (SImode);
+	if (TARGET_THUMB)
+	  {
+	    rtx op4 = gen_reg_rtx (SImode);
+	    rtx op5 = gen_reg_rtx (SImode);
 
-	      emit_insn (gen_thumb_legacy_rev (operands[0], operands[1],
-					       op2, op3, op4, op5));
-	    }
-	  else
-	    {
-	      emit_insn (gen_arm_legacy_rev (operands[0], operands[1],
-					     op2, op3));
-	    }
+	    emit_insn (gen_thumb_legacy_rev (operands[0], operands[1],
+					     op2, op3, op4, op5));
+	  }
+	else
+	  {
+	    emit_insn (gen_arm_legacy_rev (operands[0], operands[1],
+					   op2, op3));
+	  }
 
-	  DONE;
-	}
-      else
-	FAIL;
-    }
+	DONE;
+      }
   "
 )