dynarmic/src/backend_x64/emit_x64.h

75 lines
2.7 KiB
C
Raw Normal View History

2016-07-01 14:01:06 +01:00
/* This file is part of the dynarmic project.
* Copyright (c) 2016 MerryMage
* This software may be used and distributed according to the terms of the GNU
* General Public License version 2 or any later version.
*/
#pragma once
#include <set>
#include <unordered_map>
2016-07-01 14:01:06 +01:00
#include "backend_x64/block_of_code.h"
2016-07-01 14:01:06 +01:00
#include "backend_x64/reg_alloc.h"
#include "common/x64/emitter.h"
#include "frontend/ir/ir.h"
2016-07-01 14:01:06 +01:00
#include "interface/interface.h"
namespace Dynarmic {
namespace BackendX64 {
class EmitX64 final {
public:
EmitX64(BlockOfCode* code, UserCallbacks cb, Jit* jit_interface)
: reg_alloc(code), code(code), cb(cb), jit_interface(jit_interface) {}
2016-07-01 14:01:06 +01:00
struct BlockDescriptor {
CodePtr code_ptr;
size_t size;
};
BlockDescriptor* Emit(const Arm::LocationDescriptor descriptor, IR::Block& ir);
BlockDescriptor* GetBasicBlock(Arm::LocationDescriptor descriptor) {
auto iter = basic_blocks.find(descriptor);
return iter != basic_blocks.end() ? &iter->second : nullptr;
}
2016-07-01 14:01:06 +01:00
void ClearCache();
private:
// Microinstruction emitters
2016-07-31 14:52:28 +01:00
#define OPCODE(name, type, ...) void Emit##name(IR::Block& block, IR::Inst* inst);
#include "frontend/ir/opcodes.inc"
#undef OPCODE
2016-07-01 14:01:06 +01:00
// Helpers
void EmitAddCycles(size_t cycles);
void EmitCondPrelude(Arm::Cond cond,
boost::optional<Arm::LocationDescriptor> cond_failed,
Arm::LocationDescriptor current_location);
2016-07-07 10:53:09 +01:00
// Terminal instruction emitters
2016-07-07 10:53:09 +01:00
void EmitTerminal(IR::Terminal terminal, Arm::LocationDescriptor initial_location);
void EmitTerminalInterpret(IR::Term::Interpret terminal, Arm::LocationDescriptor initial_location);
void EmitTerminalReturnToDispatch(IR::Term::ReturnToDispatch terminal, Arm::LocationDescriptor initial_location);
void EmitTerminalLinkBlock(IR::Term::LinkBlock terminal, Arm::LocationDescriptor initial_location);
void EmitTerminalLinkBlockFast(IR::Term::LinkBlockFast terminal, Arm::LocationDescriptor initial_location);
void EmitTerminalPopRSBHint(IR::Term::PopRSBHint terminal, Arm::LocationDescriptor initial_location);
void EmitTerminalIf(IR::Term::If terminal, Arm::LocationDescriptor initial_location);
2016-08-07 22:11:39 +01:00
void Patch(Arm::LocationDescriptor desc, CodePtr bb);
2016-07-01 14:01:06 +01:00
// Per-block state
2016-07-01 14:01:06 +01:00
std::set<IR::Value*> inhibit_emission;
RegAlloc reg_alloc;
// State
BlockOfCode* code;
2016-07-01 14:01:06 +01:00
UserCallbacks cb;
2016-07-07 10:53:09 +01:00
Jit* jit_interface;
std::unordered_map<Arm::LocationDescriptor, BlockDescriptor, Arm::LocationDescriptorHash> basic_blocks;
std::unordered_map<Arm::LocationDescriptor, std::vector<CodePtr>, Arm::LocationDescriptorHash> patch_jg_locations;
2016-07-01 14:01:06 +01:00
};
} // namespace BackendX64
} // namespace Dynarmic