From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Sun, 17 Nov 2013 10:40:03 +0000 (+0000)
Subject: DAGCombiner: Partially revert r192795, getNOT was fixed not to create illegal constants.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=d5ae5b018644345ba0fc48a47030ef1105e1abfd;p=oota-llvm.git

DAGCombiner: Partially revert r192795, getNOT was fixed not to create illegal constants.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194959 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 78543a4113d..15b4ddc0338 100644
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -3576,7 +3576,7 @@ SDValue DAGCombiner::visitXOR(SDNode *N) {
   }
   // fold (xor (and x, y), y) -> (and (not x), y)
   if (N0.getOpcode() == ISD::AND && N0.getNode()->hasOneUse() &&
-      N0->getOperand(1) == N1 && isTypeLegal(VT.getScalarType())) {
+      N0->getOperand(1) == N1) {
     SDValue X = N0->getOperand(0);
     SDValue NotX = DAG.getNOT(SDLoc(X), X, VT);
     AddToWorkList(NotX.getNode());
diff --git a/test/CodeGen/X86/xor.ll b/test/CodeGen/X86/xor.ll
index be2ea525b15..fd8e1b4ceba 100644
--- a/test/CodeGen/X86/xor.ll
+++ b/test/CodeGen/X86/xor.ll
@@ -178,4 +178,6 @@ define i32 @PR17487(i1 %tobool) {
 
 ; X64-LABEL: PR17487:
 ; X64: andn
+; X32-LABEL: PR17487:
+; X32: andn
 }