RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-12-24 04:25:22 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Propagate debug loc info for MULHS.

Browse Source 
llvm-svn: 63375
This commit is contained in:
Bill Wendling 2009-01-30 03:00:18 +00:00
parent 031d7dcfe2
commit 7067a571ce
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
lib/CodeGen/SelectionDAG/DAGCombiner.cpp
View File

@ -1603,8 +1603,8 @@ SDValue DAGCombiner::visitMULHS(SDNode *N) {
return N1;
// fold (mulhs x, 1) -> (sra x, size(x)-1)
if (N1C && N1C->getAPIntValue() == 1)
return DAG.getNode(ISD::SRA, N0.getValueType(), N0,
DAG.getConstant(N0.getValueType().getSizeInBits()-1,
return DAG.getNode(ISD::SRA, N->getDebugLoc(), N0.getValueType(), N0,
DAG.getConstant(N0.getValueType().getSizeInBits() - 1,
TLI.getShiftAmountTy()));
// fold (mulhs x, undef) -> 0
if (N0.getOpcode() == ISD::UNDEF || N1.getOpcode() == ISD::UNDEF)