pcsx2/common/include/Pcsx2Types.h
arcum42 3d789c5da3 Not particularly tested, but fix Linux.
git-svn-id: http://pcsx2.googlecode.com/svn/trunk@1931 96395faa-99c1-11dd-bbfe-3dabce05a288
2009-09-29 22:05:21 +00:00

171 lines
3.7 KiB
C

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2009 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 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.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __PCSX2TYPES_H__
#define __PCSX2TYPES_H__
/*
* Based on PS2E Definitions by
linuzappz@hotmail.com,
* shadowpcsx2@yahoo.gr,
* and florinsasu@hotmail.com
*/
//////////////////////////////////////////////////////////////////////////////////////////
// Basic Atomic Types
#if defined(_MSC_VER)
typedef __int8 s8;
typedef __int16 s16;
typedef __int32 s32;
typedef __int64 s64;
typedef unsigned __int8 u8;
typedef unsigned __int16 u16;
typedef unsigned __int32 u32;
typedef unsigned __int64 u64;
typedef unsigned int uint;
#else // _MSC_VER*/
#ifdef __LINUX__
#ifdef HAVE_STDINT_H
#include "stdint.h"
// note: char and int8_t are not interchangable types on gcc, because int8_t apparently
// maps to 'signed char' which (due to 1's compliment or something) is its own unique
// type. This creates cross-compiler inconsistencies, in addition to being entirely
// unexpected behavior to any sane programmer, so we typecast s8 to char instead. :)
//typedef int8_t s8;
typedef char s8;
typedef int16_t s16;
typedef int32_t s32;
typedef int64_t s64;
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
typedef uintptr_t uptr;
typedef intptr_t sptr;
#else // HAVE_STDINT_H
typedef char s8;
typedef short s16;
typedef int s32;
typedef long long s64;
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned int u32;
typedef unsigned long long u64;
#endif // HAVE_STDINT_H
typedef unsigned int uint;
#define LONG long
typedef union _LARGE_INTEGER
{
long long QuadPart;
} LARGE_INTEGER;
#endif // __LINUX__
#endif //_MSC_VER
#if !defined(__LINUX__) || !defined(HAVE_STDINT_H)
#if defined(__x86_64__)
typedef u64 uptr;
typedef s64 sptr;
#else
typedef u32 uptr;
typedef s32 sptr;
#endif
#endif
//////////////////////////////////////////////////////////////////////////////////////////
// A rough-and-ready cross platform 128-bit datatype, Non-SSE style.
//
// Note: These structs don't provide any additional constructors because C++ doesn't allow
// the use of datatypes with constructors in unions (and since unions aren't the primary
// uses of these types, that means we can't have constructors). Embedded functions for
// performing explicit conversion from 64 and 32 bit values are provided instead.
//
#ifdef __cplusplus
struct u128
{
u64 lo;
u64 hi;
// Explicit conversion from u64
static u128 From64( u64 src )
{
u128 retval = { src, 0 };
return retval;
}
// Explicit conversion from u32
static u128 From32( u32 src )
{
u128 retval = { src, 0 };
return retval;
}
};
struct s128
{
s64 lo;
s64 hi;
// explicit conversion from s64, with sign extension.
static s128 From64( s64 src )
{
s128 retval = { src, (src < 0) ? -1 : 0 };
return retval;
}
// explicit conversion from s32, with sign extension.
static s128 From64( s32 src )
{
s128 retval = { src, (src < 0) ? -1 : 0 };
return retval;
}
};
#else
typedef union _u128_t
{
u64 lo;
u64 hi;
} u128;
typedef union _s128_t
{
s64 lo;
s64 hi;
} s128;
#endif
#endif