stop using generated sdnodexforms.

llvm-svn: 97485
This commit is contained in:
Chris Lattner 2010-03-01 19:38:53 +00:00
parent 883b868765
commit 3780ca6ef2
1 changed files with 5 additions and 1 deletions

View File

@ -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);
}