diff options
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp index f204eeb548c..5e71c5c4b7c 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineCompares.cpp @@ -683,26 +683,12 @@ Instruction *InstCombiner::FoldGEPICmp(GEPOperator *GEPLHS, Value *RHS, } // If one of the GEPs has all zero indices, recurse. - bool AllZeros = true; - for (unsigned i = 1, e = GEPLHS->getNumOperands(); i != e; ++i) - if (!isa<Constant>(GEPLHS->getOperand(i)) || - !cast<Constant>(GEPLHS->getOperand(i))->isNullValue()) { - AllZeros = false; - break; - } - if (AllZeros) + if (GEPLHS->hasAllZeroIndices()) return FoldGEPICmp(GEPRHS, GEPLHS->getOperand(0), ICmpInst::getSwappedPredicate(Cond), I); // If the other GEP has all zero indices, recurse. - AllZeros = true; - for (unsigned i = 1, e = GEPRHS->getNumOperands(); i != e; ++i) - if (!isa<Constant>(GEPRHS->getOperand(i)) || - !cast<Constant>(GEPRHS->getOperand(i))->isNullValue()) { - AllZeros = false; - break; - } - if (AllZeros) + if (GEPRHS->hasAllZeroIndices()) return FoldGEPICmp(GEPLHS, GEPRHS->getOperand(0), Cond, I); bool GEPsInBounds = GEPLHS->isInBounds() && GEPRHS->isInBounds(); |
