dolphin/Source/Core/Common/Assembler/GekkoIRGen.h
2023-12-13 05:32:20 -08:00

51 lines
1.2 KiB
C++

// Copyright 2023 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <string_view>
#include <vector>
#include "Common/Assembler/AssemblerShared.h"
#include "Common/Assembler/GekkoLexer.h"
#include "Common/CommonTypes.h"
namespace Common::GekkoAssembler::detail
{
struct GekkoInstruction
{
// Combination of a mnemonic index and variant:
// (<GekkoMnemonic> << 2) | (<variant bits>)
size_t mnemonic_index = 0;
// Below refers to GekkoParseResult::operand_pool
Interval op_interval = Interval{0, 0};
// Literal text of this instruction
std::string_view raw_text;
size_t line_number = 0;
bool is_extended = false;
};
using InstChunk = std::vector<GekkoInstruction>;
using ByteChunk = std::vector<u8>;
using PadChunk = size_t;
using ChunkVariant = std::variant<InstChunk, ByteChunk, PadChunk>;
struct IRBlock
{
explicit IRBlock(u32 address) : block_address(address) {}
u32 BlockEndAddress() const;
std::vector<ChunkVariant> chunks;
u32 block_address;
};
struct GekkoIR
{
std::vector<IRBlock> blocks;
std::vector<Tagged<Interval, u32>> operand_pool;
};
FailureOr<GekkoIR> ParseToIR(std::string_view assembly, u32 base_virtual_address);
} // namespace Common::GekkoAssembler::detail