suyu/src/common/common_types.h

/**
 * Copyright (C) 2005-2012 Gekko Emulator
 *
 * @file    common_types.h
 * @author  ShizZy <shizzy247@gmail.com>
 * @date    2012-02-11
 * @brief   Common types used throughout the project
 *
 * @section LICENSE
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details at
 * http://www.gnu.org/copyleft/gpl.html
 *
 * Official project repository can be found at:
 * http://code.google.com/p/gekko-gc-emu/
 */

#pragma once

#include <array>
#include <cstdint>

#ifdef _MSC_VER
#ifndef __func__
#define __func__ __FUNCTION__
#endif
#endif

typedef std::uint8_t u8;   ///< 8-bit unsigned byte
typedef std::uint16_t u16; ///< 16-bit unsigned short
typedef std::uint32_t u32; ///< 32-bit unsigned word
typedef std::uint64_t u64; ///< 64-bit unsigned int

typedef std::int8_t s8;   ///< 8-bit signed byte
typedef std::int16_t s16; ///< 16-bit signed short
typedef std::int32_t s32; ///< 32-bit signed word
typedef std::int64_t s64; ///< 64-bit signed int

typedef float f32;  ///< 32-bit floating point
typedef double f64; ///< 64-bit floating point

// TODO: It would be nice to eventually replace these with strong types that prevent accidental
// conversion between each other.
typedef u64 VAddr; ///< Represents a pointer in the userspace virtual address space.
typedef u64 PAddr; ///< Represents a pointer in the ARM11 physical address space.

using u128 = std::array<std::uint64_t, 2>;
static_assert(sizeof(u128) == 16, "u128 must be 128 bits wide");

// An inheritable class to disallow the copy constructor and operator= functions
class NonCopyable {
protected:
    constexpr NonCopyable() = default;
    ~NonCopyable() = default;

    NonCopyable(const NonCopyable&) = delete;
    NonCopyable& operator=(const NonCopyable&) = delete;
};