diff options
Diffstat (limited to 'llvm/lib/CodeGen/CodeGenPrepare.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/CodeGenPrepare.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp index a85ac80..86b5d20 100644 --- a/llvm/lib/CodeGen/CodeGenPrepare.cpp +++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp @@ -6482,9 +6482,7 @@ bool CodeGenPrepare::optimizeFunnelShift(IntrinsicInst *Fsh) { /// If we have a SelectInst that will likely profit from branch prediction, /// turn it into a branch. bool CodeGenPrepare::optimizeSelectInst(SelectInst *SI) { - // If branch conversion isn't desirable, exit early. - if (DisableSelectToBranch || OptSize || - llvm::shouldOptimizeForSize(SI->getParent(), PSI, BFI.get())) + if (DisableSelectToBranch) return false; // Find all consecutive select instructions that share the same condition. @@ -6520,7 +6518,8 @@ bool CodeGenPrepare::optimizeSelectInst(SelectInst *SI) { SelectKind = TargetLowering::ScalarValSelect; if (TLI->isSelectSupported(SelectKind) && - !isFormingBranchFromSelectProfitable(TTI, TLI, SI)) + (!isFormingBranchFromSelectProfitable(TTI, TLI, SI) || OptSize || + llvm::shouldOptimizeForSize(SI->getParent(), PSI, BFI.get()))) return false; // The DominatorTree needs to be rebuilt by any consumers after this |