[llvm] r281446 - AVX-512: Fixed a bug in kortest.z intrinsic

[Elena Demikhovsky via llvm-commits]

Author: delena
Date: Wed Sep 14 03:06:54 2016
New Revision: 281446

URL: http://llvm.org/viewvc/llvm-project?rev=281446&view=rev
Log:
AVX-512: Fixed a bug in kortest.z intrinsic

Lowering was wrong - X86ISD::SETCC node should return i8 type.


Modified:
    llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
    llvm/trunk/test/CodeGen/X86/avx512-intrinsics.ll

Modified: llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86ISelLowering.cpp?rev=281446&r1=281445&r2=281446&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86ISelLowering.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86ISelLowering.cpp Wed Sep 14 03:06:54 2016
@@ -18336,7 +18336,7 @@ static SDValue LowerINTRINSIC_WO_CHAIN(S
     SDValue RHS = DAG.getBitcast(MVT::v16i1, Op.getOperand(2));
     SDValue CC = DAG.getConstant(X86CC, dl, MVT::i8);
     SDValue Test = DAG.getNode(X86ISD::KORTEST, dl, MVT::i32, LHS, RHS);
-    SDValue SetCC = DAG.getNode(X86ISD::SETCC, dl, MVT::i1, CC, Test);
+    SDValue SetCC = DAG.getNode(X86ISD::SETCC, dl, MVT::i8, CC, Test);
     return DAG.getNode(ISD::ZERO_EXTEND, dl, MVT::i32, SetCC);
   }
 

Modified: llvm/trunk/test/CodeGen/X86/avx512-intrinsics.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/avx512-intrinsics.ll?rev=281446&r1=281445&r2=281446&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/avx512-intrinsics.ll (original)
+++ llvm/trunk/test/CodeGen/X86/avx512-intrinsics.ll Wed Sep 14 03:06:54 2016
@@ -7,11 +7,9 @@ define i32 @test_kortestz(i16 %a0, i16 %
 ; CHECK:       ## BB#0:
 ; CHECK-NEXT:    kmovw %esi, %k0
 ; CHECK-NEXT:    kmovw %edi, %k1
+; CHECK-NEXT:    xorl %eax, %eax
 ; CHECK-NEXT:    kortestw %k0, %k1
 ; CHECK-NEXT:    sete %al
-; CHECK-NEXT:    kmovw %eax, %k0
-; CHECK-NEXT:    kmovw %k0, %eax
-; CHECK-NEXT:    andl $1, %eax
 ; CHECK-NEXT:    retq
   %res = call i32 @llvm.x86.avx512.kortestz.w(i16 %a0, i16 %a1)
   ret i32 %res