From 7d56c8315b09ee87dae02735f0ed87d56d035dea Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Sun, 12 Mar 2017 22:29:12 +0000 Subject: [AVX-512] Fix the valid immediates for the scatter/gather prefetch intrinsics. The immediate should be 1 or 2, not 0 or 1. This was found while adding bounds checking to clang. In fact the existing clang builtin test failed if we ran it all the way to assembly. llvm-svn: 297591 --- llvm/lib/Target/X86/X86ISelLowering.cpp | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'llvm/lib') diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index b74bf9a947c..cf8304e565a 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -20203,8 +20203,9 @@ static SDValue LowerINTRINSIC_W_CHAIN(SDValue Op, const X86Subtarget &Subtarget, case PREFETCH: { SDValue Hint = Op.getOperand(6); unsigned HintVal = cast(Hint)->getZExtValue(); - assert(HintVal < 2 && "Wrong prefetch hint in intrinsic: should be 0 or 1"); - unsigned Opcode = (HintVal ? IntrData->Opc1 : IntrData->Opc0); + assert((HintVal == 1 || HintVal == 2) && + "Wrong prefetch hint in intrinsic: should be 1 or 2"); + unsigned Opcode = (HintVal != 1 ? IntrData->Opc1 : IntrData->Opc0); SDValue Chain = Op.getOperand(0); SDValue Mask = Op.getOperand(2); SDValue Index = Op.getOperand(3); -- cgit v1.2.3