RPCS3/llvm
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm.git synced 2025-01-14 13:57:51 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

This opt is now handled in DAG combine.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29243 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-07-21 08:26:46 +00:00
parent 917ec983df
commit 625518002d
1 changed files with 0 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
lib/Target/X86/X86ISelLowering.cpp
View File

@ -2393,8 +2393,6 @@ X86TargetLowering::LowerVECTOR_SHUFFLE(SDOperand Op, SelectionDAG &DAG) {
bool V2IsUndef = V2.getOpcode() == ISD::UNDEF;
if (isSplatMask(PermMask.Val)) {
if (ISD::isBuildVectorAllZeros(V1.Val) || ISD::isBuildVectorAllOnes(V1.Val))
return V1;
if (NumElems <= 4) return Op;
// Promote it to a v4i32 splat.
return PromoteSplat(Op, DAG);