From: Bruno Cardoso Lopes <bruno.cardoso@gmail.com>
Date: Thu, 2 Sep 2010 03:57:58 +0000 (+0000)
Subject: Remove checking for isUNPCKL_v_undef_Mask, the specific node is already emitted for it
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ad10fb2b56d296a5f7458a58f40d98ee69af6099;p=oota-llvm.git

Remove checking for isUNPCKL_v_undef_Mask, the specific node is already emitted for it

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112804 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 7acd8932fc6..e32df4dc5c5 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -5290,8 +5290,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
     return getMOVL(DAG, dl, VT, V2, V1);
   }
 
-  if (X86::isUNPCKL_v_undef_Mask(SVOp) ||
-      X86::isUNPCKH_v_undef_Mask(SVOp) ||
+  if (X86::isUNPCKH_v_undef_Mask(SVOp) ||
       X86::isUNPCKLMask(SVOp) ||
       X86::isUNPCKHMask(SVOp))
     return Op;
@@ -5316,8 +5315,7 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG) const {
     // FIXME: this seems wrong.
     SDValue NewOp = CommuteVectorShuffle(SVOp, DAG);
     ShuffleVectorSDNode *NewSVOp = cast<ShuffleVectorSDNode>(NewOp);
-    if (X86::isUNPCKL_v_undef_Mask(NewSVOp) ||
-        X86::isUNPCKH_v_undef_Mask(NewSVOp) ||
+    if (X86::isUNPCKH_v_undef_Mask(NewSVOp) ||
         X86::isUNPCKLMask(NewSVOp) ||
         X86::isUNPCKHMask(NewSVOp))
       return NewOp;