1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
index b860562..c3f100e 100644
--- a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -25309,3 +25309,12 @@ ArrayRef<MCPhysReg> RISCVTargetLowering::getRoundingControlRegisters() const {
   }
   return {};
 }
+
+bool RISCVTargetLowering::shouldFoldMaskToVariableShiftPair(SDValue Y) const {
+  EVT VT = Y.getValueType();
+
+  if (VT.isVector())
+    return false;
+
+  return VT.getSizeInBits() <= Subtarget.getXLen();
+}