mirror of
https://github.com/revng/revng
synced 2026-06-21 14:07:57 +00:00
Ivan Krysak
72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
#pragma once
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//
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// This file is distributed under the MIT License. See LICENSE.md for details.
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//
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#include "revng/Model/ABI.h"
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#include "revng/Model/Register.h"
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namespace abi {
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template<model::ABI::Values ABI>
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struct Trait;
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template<>
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struct Trait<model::ABI::AAPCS> {
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static constexpr auto ABI = model::ABI::AAPCS;
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static constexpr bool ArgumentsArePositionBased = false;
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static constexpr bool OnlyStartDoubleArgumentsFromAnEvenRegister = true;
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static constexpr bool ArgumentsCanBeSplitBetweenRegistersAndStack = true;
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static constexpr bool UsePointerToCopyForStackArguments = false;
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static constexpr size_t MaximumGPRsPerAggregateArgument = 4;
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static constexpr size_t MaximumGPRsPerAggregateReturnValue = 1;
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static constexpr size_t MaximumGPRsPerScalarArgument = 4;
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static constexpr size_t MaximumGPRsPerScalarReturnValue = 4;
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static constexpr std::array GeneralPurposeArgumentRegisters = {
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model::Register::r0_arm,
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model::Register::r1_arm,
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model::Register::r2_arm,
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model::Register::r3_arm
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};
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static constexpr std::array GeneralPurposeReturnValueRegisters = {
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model::Register::r0_arm,
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model::Register::r1_arm,
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model::Register::r2_arm,
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model::Register::r3_arm
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};
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static constexpr std::array VectorArgumentRegisters = {
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model::Register::q0_arm,
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model::Register::q1_arm,
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model::Register::q2_arm,
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model::Register::q3_arm
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};
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static constexpr std::array VectorReturnValueRegisters = {
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model::Register::q0_arm,
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model::Register::q1_arm,
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model::Register::q2_arm,
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model::Register::q3_arm
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};
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static constexpr std::array CalleeSavedRegisters = {
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model::Register::r4_arm, model::Register::r5_arm,
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model::Register::r6_arm, model::Register::r7_arm,
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model::Register::r8_arm, model::Register::r10_arm,
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model::Register::r11_arm, model::Register::r13_arm,
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model::Register::q4_arm, model::Register::q5_arm,
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model::Register::q6_arm, model::Register::q7_arm
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};
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static constexpr auto ReturnValueLocationRegister = model::Register::r0_arm;
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static constexpr bool CalleeIsResponsibleForStackCleanup = false;
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static constexpr size_t StackAlignment = 4;
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static constexpr size_t MinimumStackArgumentSize = 4;
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};
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} // namespace abi
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