[llvm] r346605 - [X86] Use DAG.getConstant instead of getZeroVector.

[Craig Topper via llvm-commits]

Author: ctopper
Date: Sat Nov 10 23:24:36 2018
New Revision: 346605

URL: http://llvm.org/viewvc/llvm-project?rev=346605&view=rev
Log:
[X86] Use DAG.getConstant instead of getZeroVector.

Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
    llvm/trunk/test/CodeGen/X86/pr34605.ll

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=346605&r1=346604&r2=346605&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Sat Nov 10 23:24:36 2018
@@ -17560,7 +17560,7 @@ static  SDValue LowerZERO_EXTEND_Mask(SD
   }
 
   SDValue One = DAG.getConstant(1, DL, WideVT);
-  SDValue Zero = getZeroVector(WideVT, Subtarget, DAG, DL);
+  SDValue Zero = DAG.getConstant(0, DL, WideVT);
 
   SDValue SelectedVal = DAG.getSelect(DL, WideVT, In, One, Zero);
 

Modified: llvm/trunk/test/CodeGen/X86/pr34605.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/pr34605.ll?rev=346605&r1=346604&r2=346605&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/pr34605.ll (original)
+++ llvm/trunk/test/CodeGen/X86/pr34605.ll Sat Nov 10 23:24:36 2018
@@ -18,15 +18,15 @@ define void @pr34605(i8* nocapture %s, i
 ; CHECK-NEXT:    kmovd %k1, %k1
 ; CHECK-NEXT:    kandq %k1, %k0, %k1
 ; CHECK-NEXT:    vmovdqu8 {{\.LCPI.*}}, %zmm0 {%k1} {z}
-; CHECK-NEXT:    vxorps %xmm1, %xmm1, %xmm1
 ; CHECK-NEXT:    vmovdqu64 %zmm0, (%eax)
-; CHECK-NEXT:    vmovups %zmm1, 64(%eax)
-; CHECK-NEXT:    vmovups %zmm1, 128(%eax)
-; CHECK-NEXT:    vmovups %zmm1, 192(%eax)
-; CHECK-NEXT:    vmovups %zmm1, 256(%eax)
-; CHECK-NEXT:    vmovups %zmm1, 320(%eax)
-; CHECK-NEXT:    vmovups %zmm1, 384(%eax)
-; CHECK-NEXT:    vmovups %zmm1, 448(%eax)
+; CHECK-NEXT:    vpxor %xmm0, %xmm0, %xmm0
+; CHECK-NEXT:    vmovdqu64 %zmm0, 64(%eax)
+; CHECK-NEXT:    vmovdqu64 %zmm0, 128(%eax)
+; CHECK-NEXT:    vmovdqu64 %zmm0, 192(%eax)
+; CHECK-NEXT:    vmovdqu64 %zmm0, 256(%eax)
+; CHECK-NEXT:    vmovdqu64 %zmm0, 320(%eax)
+; CHECK-NEXT:    vmovdqu64 %zmm0, 384(%eax)
+; CHECK-NEXT:    vmovdqu64 %zmm0, 448(%eax)
 ; CHECK-NEXT:    vzeroupper
 ; CHECK-NEXT:    retl
 entry: