From 625518002de57fb9e5e95856b7554372ac6f0210 Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Fri, 21 Jul 2006 08:26:46 +0000
Subject: [PATCH] This opt is now handled in DAG combine.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29243 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/X86/X86ISelLowering.cpp | 2 --
 1 file changed, 2 deletions(-)

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 2ae607c182c..4ebe4caad09 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -2393,8 +2393,6 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDOperand Op, SelectionDAG &DAG) {
   bool V2IsUndef = V2.getOpcode() == ISD::UNDEF;
 
   if (isSplatMask(PermMask.Val)) {
-    if (ISD::isBuildVectorAllZeros(V1.Val) || ISD::isBuildVectorAllOnes(V1.Val))
-      return V1;
     if (NumElems <= 4) return Op;
     // Promote it to a v4i32 splat.
     return PromoteSplat(Op, DAG);