6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-08-10 02:25:47 +00:00
Code Issues Projects Releases Wiki Activity

stop using generated sdnodexforms.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97485 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-03-01 19:38:53 +00:00
parent f220191120
commit 4c353e3c34
1 changed files with 5 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/Target/XCore/XCoreISelDAGToDAG.cpp
View File

@@ -164,7 +164,11 @@ SDNode *XCoreDAGToDAGISel::Select(SDNode *N) {
default: break; default: break;
case ISD::Constant: { case ISD::Constant: {
if (Predicate_immMskBitp(N)) { 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, return CurDAG->getMachineNode(XCore::MKMSK_rus, dl,
MVT::i32, MskSize); MVT::i32, MskSize);
} }