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// SPDX-License-Identifier: GPL-3.0-or-later
#ifndef RCC_TARGET_RISCV_RISCVCALLLOWERING_H
#define RCC_TARGET_RISCV_RISCVCALLLOWERING_H
#include "rcc/CodeGen/TargetCallLowering.h"
#include "rcc/Target/RISCV/RISCVInstructions.h"
#include <cstdint>
namespace rcc::riscv {
enum class CallTargetFlag : std::uint32_t {
DirectCall = 1U << 0U,
};
enum class CallStackObjectFlag : std::uint64_t {
IncomingArgument = 1ULL << 0U,
OutgoingArgument = 1ULL << 1U,
ByValCopy = 1ULL << 2U,
VarArgSaveArea = 1ULL << 3U,
VarArgAlignmentPadding = 1ULL << 4U,
};
enum class CallValueTransform : std::uint8_t {
Full,
AnyExtend,
SignExtend,
ZeroExtend,
Truncate,
Bitcast,
};
[[nodiscard]] constexpr CallingConventionID
callingConventionID(CallingConvention Convention) noexcept {
return CallingConventionID::fromValue(static_cast<std::uint32_t>(Convention));
}
[[nodiscard]] const TargetCallLowering &callLowering() noexcept;
} // namespace rcc::riscv
#endif // RCC_TARGET_RISCV_RISCVCALLLOWERING_H
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