[X86] Replace kortest intrinsics with native IR.
llvm-svn: 324647
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp
index b4ae779..312714c 100644
--- a/clang/lib/CodeGen/CGBuiltin.cpp
+++ b/clang/lib/CodeGen/CGBuiltin.cpp
@@ -8710,6 +8710,18 @@
return EmitX86MaskedCompare(*this, CC, false, Ops);
}
+ case X86::BI__builtin_ia32_kortestchi:
+ case X86::BI__builtin_ia32_kortestzhi: {
+ Value *Or = EmitX86MaskLogic(*this, Instruction::Or, 16, Ops);
+ Value *C;
+ if (BuiltinID == X86::BI__builtin_ia32_kortestchi)
+ C = llvm::Constant::getAllOnesValue(Builder.getInt16Ty());
+ else
+ C = llvm::Constant::getNullValue(Builder.getInt16Ty());
+ Value *Cmp = Builder.CreateICmpEQ(Or, C);
+ return Builder.CreateZExt(Cmp, ConvertType(E->getType()));
+ }
+
case X86::BI__builtin_ia32_kandhi:
return EmitX86MaskLogic(*this, Instruction::And, 16, Ops);
case X86::BI__builtin_ia32_kandnhi: