From 5983cfdc50b3110e3e6856d174e54147f2f6e6e3 Mon Sep 17 00:00:00 2001 From: Simon Pilgrim Date: Mon, 6 Dec 2021 19:45:40 +0000 Subject: [PATCH] [X86] LowerRotate - fix assertion. NFC. v32i16 rotation lowering is only lowered on non-BWI targets. --- llvm/lib/Target/X86/X86ISelLowering.cpp | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index f412292..660cf62 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -29844,9 +29844,9 @@ static SDValue LowerRotate(SDValue Op, const X86Subtarget &Subtarget, return splitVectorIntBinary(Op, DAG); assert((VT == MVT::v4i32 || VT == MVT::v8i16 || VT == MVT::v16i8 || - ((VT == MVT::v8i32 || VT == MVT::v16i16 || VT == MVT::v32i8 || - VT == MVT::v32i16) && - Subtarget.hasAVX2())) && + ((VT == MVT::v8i32 || VT == MVT::v16i16 || VT == MVT::v32i8) && + Subtarget.hasAVX2()) || + (VT == MVT::v32i16 && !Subtarget.useBWIRegs())) && "Only vXi32/vXi16/vXi8 vector rotates supported"); // Rotate by an uniform constant - expand back to shifts. -- 2.7.4