replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Test commit access 

llvm-svn: 360125
This commit is contained in:
Orlando Cazalet-Hyams 2019-05-07 09:30:55 +00:00
parent 724a68f372
commit 0d05177337
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
llvm/lib/Transforms/Utils/SimplifyCFG.cpp
View File

@ -2601,7 +2601,7 @@ bool llvm::FoldBranchToCommonDest(BranchInst *BI, unsigned BonusInstThreshold) {
// unconditionally. We denote all involved instructions except the condition // unconditionally. We denote all involved instructions except the condition
// as "bonus instructions", and only allow this transformation when the // as "bonus instructions", and only allow this transformation when the
// number of the bonus instructions we'll need to create when cloning into // number of the bonus instructions we'll need to create when cloning into
// each predecessor does not exceed a certain threshold. // each predecessor does not exceed a certain threshold.
unsigned NumBonusInsts = 0; unsigned NumBonusInsts = 0;
for (auto I = BB->begin(); Cond != &*I; ++I) { for (auto I = BB->begin(); Cond != &*I; ++I) {
// Ignore dbg intrinsics. // Ignore dbg intrinsics.
@ -2618,7 +2618,7 @@ bool llvm::FoldBranchToCommonDest(BranchInst *BI, unsigned BonusInstThreshold) {
// and Cond. // and Cond.
// Account for the cost of duplicating this instruction into each // Account for the cost of duplicating this instruction into each
// predecessor. // predecessor.
NumBonusInsts += PredCount; NumBonusInsts += PredCount;
// Early exits once we reach the limit. // Early exits once we reach the limit.
if (NumBonusInsts > BonusInstThreshold) if (NumBonusInsts > BonusInstThreshold)