42 lines
1,012 B
C++
42 lines
1,012 B
C++
/* This file is part of the dynarmic project.
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* Copyright (c) 2016 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 <map>
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#include <xbyak.h>
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#include "common/common_types.h"
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namespace Dynarmic {
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namespace BackendX64 {
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class BlockOfCode;
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/// ConstantPool allocates a block of memory from BlockOfCode.
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/// It places constants into this block of memory, returning the address
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/// of the memory location where the constant is placed. If the constant
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/// already exists, its memory location is reused.
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class ConstantPool final {
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public:
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ConstantPool(BlockOfCode* code, size_t size);
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Xbyak::Address GetConstant(u64 constant);
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private:
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static constexpr size_t align_size = 16; // bytes
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std::map<u64, void*> constant_info;
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BlockOfCode* code;
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size_t pool_size;
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u8* pool_begin;
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u8* current_pool_ptr;
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};
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} // namespace BackendX64
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} // namespace Dynarmic
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