diff options
| author | Dan Gohman <gohman@apple.com> | 2008-05-15 19:50:34 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2008-05-15 19:50:34 +0000 |
| commit | 041e2eb51721bcfecee5d9c9fc409ff185526e47 (patch) | |
| tree | bb8e3b74ffb3950147e74e621ffa5e8f14040cd2 /lib/VMCore/ConstantFold.cpp | |
| parent | d208a803a614a0ce6d5a8c6df045fd130f5dfed7 (diff) | |
IR support for extractvalue and insertvalue instructions. Also, begin
moving toward making structs and arrays first-class types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51157 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/ConstantFold.cpp')
| -rw-r--r-- | lib/VMCore/ConstantFold.cpp | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp index 5138031da9..0913c481ad 100644 --- a/lib/VMCore/ConstantFold.cpp +++ b/lib/VMCore/ConstantFold.cpp @@ -447,6 +447,21 @@ Constant *llvm::ConstantFoldShuffleVectorInstruction(const Constant *V1, return ConstantVector::get(&Result[0], Result.size()); } +Constant *llvm::ConstantFoldExtractValue(const Constant *Agg, + Constant* const *Idxs, + unsigned NumIdx) { + // FIXME: implement some constant folds + return 0; +} + +Constant *llvm::ConstantFoldInsertValue(const Constant *Agg, + const Constant *Val, + Constant* const *Idxs, + unsigned NumIdx) { + // FIXME: implement some constant folds + return 0; +} + /// EvalVectorOp - Given two vector constants and a function pointer, apply the /// function pointer to each element pair, producing a new ConstantVector /// constant. Either or both of V1 and V2 may be NULL, meaning a @@ -1408,8 +1423,7 @@ Constant *llvm::ConstantFoldGetElementPtr(const Constant *C, const PointerType *Ptr = cast<PointerType>(C->getType()); const Type *Ty = GetElementPtrInst::getIndexedType(Ptr, (Value **)Idxs, - (Value **)Idxs+NumIdx, - true); + (Value **)Idxs+NumIdx); assert(Ty != 0 && "Invalid indices for GEP!"); return UndefValue::get(PointerType::get(Ty, Ptr->getAddressSpace())); } @@ -1426,8 +1440,7 @@ Constant *llvm::ConstantFoldGetElementPtr(const Constant *C, const PointerType *Ptr = cast<PointerType>(C->getType()); const Type *Ty = GetElementPtrInst::getIndexedType(Ptr, (Value**)Idxs, - (Value**)Idxs+NumIdx, - true); + (Value**)Idxs+NumIdx); assert(Ty != 0 && "Invalid indices for GEP!"); return ConstantPointerNull::get(PointerType::get(Ty,Ptr->getAddressSpace())); |