diff options
| -rw-r--r-- | lib/Target/XCore/XCoreISelDAGToDAG.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Target/XCore/XCoreISelDAGToDAG.cpp b/lib/Target/XCore/XCoreISelDAGToDAG.cpp index 383fd91d2e..3e1639e8ab 100644 --- a/lib/Target/XCore/XCoreISelDAGToDAG.cpp +++ b/lib/Target/XCore/XCoreISelDAGToDAG.cpp @@ -164,7 +164,11 @@ SDNode *XCoreDAGToDAGISel::Select(SDNode *N) { default: break; case ISD::Constant: { if (Predicate_immMskBitp(N)) { - SDValue MskSize = Transform_msksize_xform(N); + // Transformation function: get the size of a mask + int64_t MaskVal = cast<ConstantSDNode>(N)->getZExtValue(); + assert(isMask_32(MaskVal)); + // Look for the first non-zero bit + SDValue MskSize = getI32Imm(32 - CountLeadingZeros_32(MaskVal)); return CurDAG->getMachineNode(XCore::MKMSK_rus, dl, MVT::i32, MskSize); } |