diff options
Diffstat (limited to 'backend/include/rcc/CodeGen/TargetInstrInfo.h')
| -rw-r--r-- | backend/include/rcc/CodeGen/TargetInstrInfo.h | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/backend/include/rcc/CodeGen/TargetInstrInfo.h b/backend/include/rcc/CodeGen/TargetInstrInfo.h index d9f0906..34752c5 100644 --- a/backend/include/rcc/CodeGen/TargetInstrInfo.h +++ b/backend/include/rcc/CodeGen/TargetInstrInfo.h @@ -3,8 +3,11 @@ #ifndef RCC_CODEGEN_TARGETINSTRINFO_H #define RCC_CODEGEN_TARGETINSTRINFO_H +#include "rcc/CodeGen/MachineIRTypes.h" +#include "rcc/CodeGen/Register.h" #include "rcc/Support/Error.h" +#include <cstddef> #include <cstdint> #include <optional> @@ -40,8 +43,25 @@ public: MachineBasicBlock &NewTarget, MachineFunction &Function, const TargetDescription &Target) const = 0; [[nodiscard]] virtual Expected<MachineInstr *> - insertUnconditionalBranch(MachineBasicBlock &Block, MachineBasicBlock &TargetBlock, - MachineFunction &Function, const TargetDescription &Target) const = 0; + insertBranch(MachineBasicBlock &Block, MachineBasicBlock &TargetBlock, MachineFunction &Function, + const TargetDescription &Target) const = 0; + + [[nodiscard]] virtual Expected<bool> isFallthroughEdge(const MachineBasicBlock &From, + const MachineBasicBlock &To, + const MachineFunction &Function, + const TargetDescription &Target) const = 0; + + [[nodiscard]] virtual Expected<void> validateCopy(Register Destination, + SubRegIndex DestinationSubReg, Register Source, + SubRegIndex SourceSubReg, + const MachineFunction &Function, + const TargetDescription &Target) const = 0; + + [[nodiscard]] virtual Expected<bool> tryConvertToThreeAddress(MachineInstr &, std::size_t, + std::size_t, MachineFunction &, + const TargetDescription &) const { + return false; + } [[nodiscard]] virtual Expected<std::uint32_t> instructionSize(const MachineInstr &Instruction, const MachineFunction &Function, |