From: Chris Lattner <sabre@nondot.org>
Date: Sat, 25 Mar 2006 22:19:00 +0000 (+0000)
Subject: Don't call SimplifyDemandedBits on vectors
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6ea2dee6f675bd5eb32de08b4eecfe21ebe107a0;p=oota-llvm.git

Don't call SimplifyDemandedBits on vectors


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27128 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 8a0f488fdeb..157b0a26b4e 100644
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -1120,7 +1120,8 @@ SDOperand DAGCombiner::visitAND(SDNode *N) {
   }
   // fold (and (sign_extend_inreg x, i16 to i32), 1) -> (and x, 1)
   // fold (and (sra)) -> (and (srl)) when possible.
-  if (SimplifyDemandedBits(SDOperand(N, 0)))
+  if (!MVT::isVector(VT) &&
+      SimplifyDemandedBits(SDOperand(N, 0)))
     return SDOperand();
   // fold (zext_inreg (extload x)) -> (zextload x)
   if (N0.getOpcode() == ISD::EXTLOAD) {