// interfaces are used by the ConstantExpr::get* methods to automatically fold
// constants when possible.
//
-// These operators may return a null object if I don't know how to perform the
-// specified operation on the specified constant types.
+// These operators may return a null object if they don't know how to perform
+// the specified operation on the specified constant types.
//
//===----------------------------------------------------------------------===//
// Constant fold various types of instruction...
Constant *ConstantFoldCastInstruction(
unsigned opcode, ///< The opcode of the cast
- const Constant *V, ///< The source constant
+ Constant *V, ///< The source constant
const Type *DestTy ///< The destination type
);
- Constant *ConstantFoldSelectInstruction(const Constant *Cond,
- const Constant *V1,
- const Constant *V2);
- Constant *ConstantFoldExtractElementInstruction(const Constant *Val,
- const Constant *Idx);
- Constant *ConstantFoldInsertElementInstruction(const Constant *Val,
- const Constant *Elt,
- const Constant *Idx);
- Constant *ConstantFoldShuffleVectorInstruction(const Constant *V1,
- const Constant *V2,
- const Constant *Mask);
- Constant *ConstantFoldBinaryInstruction(unsigned Opcode, const Constant *V1,
- const Constant *V2);
+ Constant *ConstantFoldSelectInstruction(Constant *Cond,
+ Constant *V1, Constant *V2);
+ Constant *ConstantFoldExtractElementInstruction(Constant *Val, Constant *Idx);
+ Constant *ConstantFoldInsertElementInstruction(Constant *Val, Constant *Elt,
+ Constant *Idx);
+ Constant *ConstantFoldShuffleVectorInstruction(Constant *V1, Constant *V2,
+ Constant *Mask);
+ Constant *ConstantFoldExtractValueInstruction(Constant *Agg,
+ const unsigned *Idxs,
+ unsigned NumIdx);
+ Constant *ConstantFoldInsertValueInstruction(Constant *Agg, Constant *Val,
+ const unsigned *Idxs,
+ unsigned NumIdx);
+ Constant *ConstantFoldBinaryInstruction(unsigned Opcode, Constant *V1,
+ Constant *V2);
Constant *ConstantFoldCompareInstruction(unsigned short predicate,
- const Constant *C1,
- const Constant *C2);
- Constant *ConstantFoldGetElementPtr(const Constant *C,
+ Constant *C1, Constant *C2);
+ Constant *ConstantFoldGetElementPtr(Constant *C, bool inBounds,
Constant* const *Idxs, unsigned NumIdx);
} // End llvm namespace