diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Analysis/InstructionSimplify.cpp | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/llvm/lib/Analysis/InstructionSimplify.cpp b/llvm/lib/Analysis/InstructionSimplify.cpp index c8a68274b15..b275dfe0a12 100644 --- a/llvm/lib/Analysis/InstructionSimplify.cpp +++ b/llvm/lib/Analysis/InstructionSimplify.cpp @@ -676,9 +676,8 @@ static Constant *stripAndComputeConstantOffsets(const DataLayout *TD, if (!TD) return ConstantInt::get(IntegerType::get(V->getContext(), 64), 0); - unsigned AS = V->getType()->getPointerAddressSpace(); - unsigned IntPtrWidth = TD->getPointerSizeInBits(AS); - APInt Offset = APInt::getNullValue(IntPtrWidth); + Type *IntPtrTy = TD->getIntPtrType(V->getType())->getScalarType(); + APInt Offset = APInt::getNullValue(IntPtrTy->getIntegerBitWidth()); // Even though we don't look through PHI nodes, we could be called on an // instruction in an unreachable block, which may be on a cycle. @@ -690,11 +689,7 @@ static Constant *stripAndComputeConstantOffsets(const DataLayout *TD, break; V = GEP->getPointerOperand(); } else if (Operator::getOpcode(V) == Instruction::BitCast) { - Value *Op0 = cast<Operator>(V)->getOperand(0); - assert(TD->getPointerTypeSizeInBits(V->getType()) == - TD->getPointerTypeSizeInBits(Op0->getType()) && - "Bitcasting between pointers from different size address spaces"); - V = Op0; + V = cast<Operator>(V)->getOperand(0); } else if (GlobalAlias *GA = dyn_cast<GlobalAlias>(V)) { if (GA->mayBeOverridden()) break; @@ -706,7 +701,6 @@ static Constant *stripAndComputeConstantOffsets(const DataLayout *TD, "Unexpected operand type!"); } while (Visited.insert(V)); - Type *IntPtrTy = TD->getIntPtrType(V->getContext(), AS); Constant *OffsetIntPtr = ConstantInt::get(IntPtrTy, Offset); if (V->getType()->isVectorTy()) return ConstantVector::getSplat(V->getType()->getVectorNumElements(), |
