diff options
Diffstat (limited to 'contrib/llvm/lib/Transforms/Utils/SimplifyCFG.cpp')
| -rw-r--r-- | contrib/llvm/lib/Transforms/Utils/SimplifyCFG.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/contrib/llvm/lib/Transforms/Utils/SimplifyCFG.cpp index fb660db..c670885 100644 --- a/contrib/llvm/lib/Transforms/Utils/SimplifyCFG.cpp +++ b/contrib/llvm/lib/Transforms/Utils/SimplifyCFG.cpp @@ -247,6 +247,11 @@ static bool DominatesMergePoint(Value *V, BasicBlock *BB, if (PBB->getFirstNonPHIOrDbg() != I) return false; break; + case Instruction::GetElementPtr: + // GEPs are cheap if all indices are constant. + if (!cast<GetElementPtrInst>(I)->hasAllConstantIndices()) + return false; + break; case Instruction::Add: case Instruction::Sub: case Instruction::And: |
