diff options
Diffstat (limited to 'lib/VMCore/ConstantFold.cpp')
-rw-r--r-- | lib/VMCore/ConstantFold.cpp | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp index 1f5aeb3..8aeca7b 100644 --- a/lib/VMCore/ConstantFold.cpp +++ b/lib/VMCore/ConstantFold.cpp @@ -1364,22 +1364,6 @@ Constant *llvm::ConstantFoldGetElementPtr(const Constant *C, assert(Ty != 0 && "Invalid indices for GEP!"); return ConstantPointerNull::get(PointerType::get(Ty)); } - - if (IdxList.size() == 1) { - const Type *ElTy = cast<PointerType>(C->getType())->getElementType(); - if (uint32_t ElSize = ElTy->getPrimitiveSize()) { - // gep null, C is equal to C*sizeof(nullty). If nullty is a known llvm - // type, we can statically fold this. - Constant *R = ConstantInt::get(Type::Int32Ty, ElSize); - // We know R is unsigned, Idx0 is signed because it must be an index - // through a sequential type (gep pointer operand) which is always - // signed. - R = ConstantExpr::getSExtOrBitCast(R, Idx0->getType()); - R = ConstantExpr::getMul(R, Idx0); // signed multiply - // R is a signed integer, C is the GEP pointer so -> IntToPtr - return ConstantExpr::getIntToPtr(R, C->getType()); - } - } } if (ConstantExpr *CE = dyn_cast<ConstantExpr>(const_cast<Constant*>(C))) { |