diff options
Diffstat (limited to 'llvm/include')
| -rw-r--r-- | llvm/include/llvm/Analysis/ConstantFolding.h | 6 | ||||
| -rw-r--r-- | llvm/include/llvm/Analysis/InstructionSimplify.h | 9 |
2 files changed, 15 insertions, 0 deletions
diff --git a/llvm/include/llvm/Analysis/ConstantFolding.h b/llvm/include/llvm/Analysis/ConstantFolding.h index 541a2109af6..e67e2651c89 100644 --- a/llvm/include/llvm/Analysis/ConstantFolding.h +++ b/llvm/include/llvm/Analysis/ConstantFolding.h @@ -72,6 +72,12 @@ namespace llvm { Constant *ConstantFoldInsertValueInstruction(Constant *Agg, Constant *Val, ArrayRef<unsigned> Idxs); +/// \brief Attempt to constant fold an extractvalue instruction with the +/// specified operands and indices. The constant result is returned if +/// successful; if not, null is returned. +Constant *ConstantFoldExtractValueInstruction(Constant *Agg, + ArrayRef<unsigned> Idxs); + /// ConstantFoldLoadFromConstPtr - Return the value that a load from C would /// produce if it is constant and determinable. If this is not determinable, /// return null. diff --git a/llvm/include/llvm/Analysis/InstructionSimplify.h b/llvm/include/llvm/Analysis/InstructionSimplify.h index 65654b1ba34..0ed379062bb 100644 --- a/llvm/include/llvm/Analysis/InstructionSimplify.h +++ b/llvm/include/llvm/Analysis/InstructionSimplify.h @@ -244,6 +244,15 @@ namespace llvm { AssumptionCache *AC = nullptr, const Instruction *CxtI = nullptr); + /// \brief Given operands for an ExtractValueInst, see if we can fold the + /// result. If not, this returns null. + Value *SimplifyExtractValueInst(Value *Agg, ArrayRef<unsigned> Idxs, + const DataLayout &DL, + const TargetLibraryInfo *TLI = nullptr, + const DominatorTree *DT = nullptr, + AssumptionCache *AC = nullptr, + const Instruction *CxtI = nullptr); + /// SimplifyTruncInst - Given operands for an TruncInst, see if we can fold /// the result. If not, this returns null. Value *SimplifyTruncInst(Value *Op, Type *Ty, const DataLayout &DL, |
