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[SimplifyCFG] Common debug handling [NFC] 

llvm-svn: 340997
This commit is contained in:
Philip Reames 2018-08-29 23:22:07 +00:00
parent 7481540fd9
commit 7c57dac955
1 changed files with 0 additions and 8 deletions
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8
llvm/lib/Transforms/Utils/SimplifyCFG.cpp
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@ -2688,8 +2688,6 @@ bool llvm::FoldBranchToCommonDest(BranchInst *BI, unsigned BonusInstThreshold) {
// all instructions before Cond other than DbgInfoIntrinsic are bonus
// instructions.
for (auto BonusInst = BB->begin(); Cond != &*BonusInst; ++BonusInst) {
if (isa<DbgInfoIntrinsic>(BonusInst))
continue;
Instruction *NewBonusInst = BonusInst->clone();
RemapInstruction(NewBonusInst, VMap,
RF_NoModuleLevelChanges | RF_IgnoreMissingLocals);
@ -2816,12 +2814,6 @@ bool llvm::FoldBranchToCommonDest(BranchInst *BI, unsigned BonusInstThreshold) {
// TODO: If BB is reachable from all paths through PredBlock, then we
// could replace PBI's branch probabilities with BI's.
// Copy any debug value intrinsics into the end of PredBlock.
for (Instruction &I : *BB)
if (isa<DbgInfoIntrinsic>(I))
I.clone()->insertBefore(PBI);
return true;
}
return false;