| //===- RISCVMatInt.h - Immediate materialisation ---------------*- C++ -*--===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_RISCV_MATINT_H |
| #define LLVM_LIB_TARGET_RISCV_MATINT_H |
| |
| #include "llvm/ADT/SmallVector.h" |
| #include "llvm/Support/MachineValueType.h" |
| #include <cstdint> |
| |
| namespace llvm { |
| |
| namespace RISCVMatInt { |
| struct Inst { |
| unsigned Opc; |
| int64_t Imm; |
| |
| Inst(unsigned Opc, int64_t Imm) : Opc(Opc), Imm(Imm) {} |
| }; |
| using InstSeq = SmallVector<Inst, 8>; |
| |
| // Helper to generate an instruction sequence that will materialise the given |
| // immediate value into a register. A sequence of instructions represented by |
| // a simple struct produced rather than directly emitting the instructions in |
| // order to allow this helper to be used from both the MC layer and during |
| // instruction selection. |
| void generateInstSeq(int64_t Val, bool IsRV64, InstSeq &Res); |
| } // namespace RISCVMatInt |
| } // namespace llvm |
| #endif |