| //===--- RISCVConstantPoolValue.h - RISC-V constantpool value ---*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements the RISC-V specific constantpool value class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_RISCV_RISCVCONSTANTPOOLVALUE_H |
| #define LLVM_LIB_TARGET_RISCV_RISCVCONSTANTPOOLVALUE_H |
| |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/CodeGen/MachineConstantPool.h" |
| #include "llvm/Support/Casting.h" |
| #include "llvm/Support/ErrorHandling.h" |
| |
| namespace llvm { |
| |
| class BlockAddress; |
| class GlobalValue; |
| class LLVMContext; |
| |
| /// A RISCV-specific constant pool value. |
| class RISCVConstantPoolValue : public MachineConstantPoolValue { |
| const GlobalValue *GV; |
| const StringRef S; |
| |
| RISCVConstantPoolValue(Type *Ty, const GlobalValue *GV); |
| RISCVConstantPoolValue(LLVMContext &C, StringRef S); |
| |
| private: |
| enum class RISCVCPKind { ExtSymbol, GlobalValue }; |
| RISCVCPKind Kind; |
| |
| public: |
| ~RISCVConstantPoolValue() = default; |
| |
| static RISCVConstantPoolValue *Create(const GlobalValue *GV); |
| static RISCVConstantPoolValue *Create(LLVMContext &C, StringRef S); |
| |
| bool isGlobalValue() const { return Kind == RISCVCPKind::GlobalValue; } |
| bool isExtSymbol() const { return Kind == RISCVCPKind::ExtSymbol; } |
| |
| const GlobalValue *getGlobalValue() const { return GV; } |
| StringRef getSymbol() const { return S; } |
| |
| int getExistingMachineCPValue(MachineConstantPool *CP, |
| Align Alignment) override; |
| |
| void addSelectionDAGCSEId(FoldingSetNodeID &ID) override; |
| |
| void print(raw_ostream &O) const override; |
| |
| bool equals(const RISCVConstantPoolValue *A) const; |
| }; |
| |
| } // end namespace llvm |
| |
| #endif |