/* 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. */ #include #include "backend_x64/block_of_code.h" #include "backend_x64/constant_pool.h" #include "common/assert.h" namespace Dynarmic::BackendX64 { ConstantPool::ConstantPool(BlockOfCode& code, size_t size) : code(code), pool_size(size) { code.int3(); code.align(align_size); pool_begin = reinterpret_cast(code.AllocateFromCodeSpace(size)); std::memset(pool_begin, 0, size); current_pool_ptr = pool_begin; } Xbyak::Address ConstantPool::GetConstant(u64 constant) { auto iter = constant_info.find(constant); if (iter == constant_info.end()) { ASSERT(static_cast(current_pool_ptr - pool_begin) < pool_size); std::memcpy(current_pool_ptr, &constant, sizeof(u64)); iter = constant_info.emplace(constant, current_pool_ptr).first; current_pool_ptr += align_size; } return code.xword[code.rip + iter->second]; } } // namespace Dynarmic::BackendX64