55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
/* This file is part of the dynarmic project.
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* Copyright (c) 2018 MerryMage
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* This software may be used and distributed according to the terms of the GNU
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* General Public License version 2 or any later version.
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*/
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#pragma once
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#include <functional>
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#include <vector>
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#include <xbyak.h>
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#include "common/common_types.h"
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namespace Dynarmic::BackendX64 {
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using RegList = std::vector<Xbyak::Reg64>;
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class BlockOfCode;
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class Callback {
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public:
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virtual ~Callback();
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virtual void EmitCall(BlockOfCode& code, std::function<void(RegList)> fn = [](RegList){}) const = 0;
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virtual void EmitCallWithReturnPointer(BlockOfCode& code, std::function<void(Xbyak::Reg64, RegList)> fn) const = 0;
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};
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class SimpleCallback final : public Callback {
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public:
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template <typename Function>
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SimpleCallback(Function fn) : fn(reinterpret_cast<void(*)()>(fn)) {}
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void EmitCall(BlockOfCode& code, std::function<void(RegList)> fn = [](RegList){}) const override;
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void EmitCallWithReturnPointer(BlockOfCode& code, std::function<void(Xbyak::Reg64, RegList)> fn) const override;
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private:
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void (*fn)();
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};
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class ArgCallback final : public Callback {
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public:
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template <typename Function>
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ArgCallback(Function fn, u64 arg) : fn(reinterpret_cast<void(*)()>(fn)), arg(arg) {}
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void EmitCall(BlockOfCode& code, std::function<void(RegList)> fn = [](RegList){}) const override;
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void EmitCallWithReturnPointer(BlockOfCode& code, std::function<void(Xbyak::Reg64, RegList)> fn) const override;
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private:
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void (*fn)();
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u64 arg;
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};
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} // namespace Dynarmic::BackendX64
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