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callback: Properly handle calls with return pointers and simplify interface

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This commit is contained in:
MerryMage
2018-02-09 15:58:16 +00:00
parent 15871910af
commit ad428cbd7a
5 changed files with 86 additions and 128 deletions
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21
src/backend_x64/callback.h
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@@ -7,6 +7,7 @@
#pragma once
#include <functional>
#include <vector>
#include <xbyak.h>
@@ -14,16 +15,16 @@
namespace Dynarmic::BackendX64 {
using RegList = std::vector<Xbyak::Reg64>;
class BlockOfCode;
class Callback {
public:
virtual ~Callback() = default;
virtual void EmitCall(BlockOfCode& code, std::function<void()> fn = []{}) = 0;
virtual void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64)> fn) = 0;
virtual void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64, Xbyak::Reg64)> fn) = 0;
virtual void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64, Xbyak::Reg64, Xbyak::Reg64)> fn) = 0;
virtual void EmitCall(BlockOfCode& code, std::function<void(RegList)> fn = [](RegList){}) = 0;
virtual void EmitCallWithReturnPointer(BlockOfCode& code, std::function<void(Xbyak::Reg64, RegList)> fn) = 0;
};
class SimpleCallback final : public Callback {
@@ -33,10 +34,8 @@ public:
~SimpleCallback() override = default;
void EmitCall(BlockOfCode& code, std::function<void()> l = []{}) override;
void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64)> l) override;
void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64, Xbyak::Reg64)> l) override;
void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64, Xbyak::Reg64, Xbyak::Reg64)> l) override;
void EmitCall(BlockOfCode& code, std::function<void(RegList)> fn = [](RegList){}) override;
void EmitCallWithReturnPointer(BlockOfCode& code, std::function<void(Xbyak::Reg64, RegList)> fn) override;
private:
void (*fn)();
@@ -49,10 +48,8 @@ public:
~ArgCallback() override = default;
void EmitCall(BlockOfCode& code, std::function<void()> l = []{}) override;
void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64)> l) override;
void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64, Xbyak::Reg64)> l) override;
void EmitCall(BlockOfCode& code, std::function<void(Xbyak::Reg64, Xbyak::Reg64, Xbyak::Reg64)> l) override;
void EmitCall(BlockOfCode& code, std::function<void(RegList)> fn = [](RegList){}) override;
void EmitCallWithReturnPointer(BlockOfCode& code, std::function<void(Xbyak::Reg64, RegList)> fn) override;
private:
void (*fn)();