From 45e83b8ba7fa20f58899e9ef4a3e05cb58c59b85 Mon Sep 17 00:00:00 2001 From: Craig Topper Date: Mon, 2 Nov 2015 07:24:40 +0000 Subject: [PATCH] [X86] Remove assertions that check for valid scale values on scatter/gather intrinsics. Nothing upstream prevented illegal values from getting here. llvm-svn: 251780 --- llvm/lib/Target/X86/X86ISelLowering.cpp | 8 -------- 1 file changed, 8 deletions(-) diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index dd085c21f7a7..4240aaafe57e 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -16652,10 +16652,6 @@ static SDValue getGatherNode(unsigned Opc, SDValue Op, SelectionDAG &DAG, const X86Subtarget * Subtarget) { SDLoc dl(Op); auto *C = cast(ScaleOp); - unsigned ScaleVal = C->getZExtValue(); - if (ScaleVal > 2 && ScaleVal != 4 && ScaleVal != 8) - llvm_unreachable("Valid scale values are 1, 2, 4, 8"); - SDValue Scale = DAG.getTargetConstant(C->getZExtValue(), dl, MVT::i8); MVT MaskVT = MVT::getVectorVT(MVT::i1, Index.getSimpleValueType().getVectorNumElements()); @@ -16689,10 +16685,6 @@ static SDValue getScatterNode(unsigned Opc, SDValue Op, SelectionDAG &DAG, SDValue Index, SDValue ScaleOp, SDValue Chain) { SDLoc dl(Op); auto *C = cast(ScaleOp); - unsigned ScaleVal = C->getZExtValue(); - if (ScaleVal > 2 && ScaleVal != 4 && ScaleVal != 8) - llvm_unreachable("Valid scale values are 1, 2, 4, 8"); - SDValue Scale = DAG.getTargetConstant(C->getZExtValue(), dl, MVT::i8); SDValue Disp = DAG.getTargetConstant(0, dl, MVT::i32); SDValue Segment = DAG.getRegister(0, MVT::i32);