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// SPDX-License-Identifier: GPL-3.0-or-later
#ifndef RCC_TARGET_RISCV_RISCVFUNCTIONINFO_H
#define RCC_TARGET_RISCV_RISCVFUNCTIONINFO_H
#include "rcc/CodeGen/TargetFunctionState.h"
#include <cstddef>
#include <cstdint>
#include <span>
#include <string>
#include <vector>
namespace rcc {
struct TargetMIRTextInfoDesc;
namespace riscv {
class RISCVFunctionInfo final {
public:
RISCVFunctionInfo(std::int32_t VarArgsFrameIndex = 0,
std::int32_t VarArgsSaveSize = 0) noexcept
: VarArgsFrameIndex(VarArgsFrameIndex), VarArgsSaveSize(VarArgsSaveSize) {}
[[nodiscard]] static constexpr TargetFunctionStateTypeID stableTypeID() noexcept {
return TargetFunctionStateTypeID::fromValue(0x5243435256460001ULL);
}
[[nodiscard]] static constexpr std::uint32_t schemaVersion() noexcept {
return 1;
}
[[nodiscard]] Expected<void> verify() const;
[[nodiscard]] Expected<RISCVFunctionInfo>
clone(const MachineFunctionCloneContext &Context) const;
[[nodiscard]] std::string print() const;
[[nodiscard]] Expected<std::vector<std::byte>> encode() const;
[[nodiscard]] static Expected<RISCVFunctionInfo>
decode(std::uint32_t Version, std::span<const std::byte> Payload);
[[nodiscard]] std::int32_t varArgsFrameIndex() const noexcept {
return VarArgsFrameIndex;
}
[[nodiscard]] std::int32_t varArgsSaveSize() const noexcept {
return VarArgsSaveSize;
}
friend bool operator==(const RISCVFunctionInfo &Left,
const RISCVFunctionInfo &Right) = default;
private:
std::int32_t VarArgsFrameIndex = 0;
std::int32_t VarArgsSaveSize = 0;
};
void configureFunctionInfoMIRSchema(TargetMIRTextInfoDesc &Description);
} // namespace riscv
} // namespace rcc
#endif // RCC_TARGET_RISCV_RISCVFUNCTIONINFO_H
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