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/*****************************************************************************
*
* XVID MPEG-4 VIDEO CODEC
* - Portable macros, types and inlined assembly -
*
* Copyright(C) 2002-2010 Michael Militzer <isibaar@xvid.org>
* 2002-2003 Peter Ross <pross@xvid.org>
* 2002-2003 Edouard Gomez <ed.gomez@free.fr>
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program ; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: portab.h 2145 2016-10-18 22:01:13Z Isibaar $
*
****************************************************************************/
#ifndef _PORTAB_H_
#define _PORTAB_H_
/*****************************************************************************
* Common things
****************************************************************************/
/* Buffer size for msvc implementation because it outputs to DebugOutput */
#if defined(_DEBUG)
extern unsigned int xvid_debug;
#define DPRINTF_BUF_SZ 1024
#endif
/*****************************************************************************
* Types used in Xvid sources
****************************************************************************/
/*----------------------------------------------------------------------------
| For MSVC
*---------------------------------------------------------------------------*/
#if defined(_MSC_VER) || defined (__WATCOMC__)
# define int8_t char
# define uint8_t unsigned char
# define int16_t short
# define uint16_t unsigned short
# define int32_t int
# define uint32_t unsigned int
# define int64_t __int64
# define uint64_t unsigned __int64
/*----------------------------------------------------------------------------
| For all other compilers, use the standard header file
| (compiler should be ISO C99 compatible, perhaps ISO C89 is enough)
*---------------------------------------------------------------------------*/
#else
# include <inttypes.h>
#endif
/*****************************************************************************
* Some things that are OS dependant
****************************************************************************/
#ifdef WIN32
# include <windows.h>
# define pthread_t HANDLE
# define pthread_create(t,u,f,d) *(t)=CreateThread(NULL,0,f,d,0,NULL)
# define pthread_join(t,s) { WaitForSingleObject(t,INFINITE); \
CloseHandle(t); }
# define sched_yield() Sleep(0);
static __inline int pthread_num_processors_np()
{
DWORD p_aff, s_aff, r = 0;
GetProcessAffinityMask(GetCurrentProcess(), (PDWORD_PTR) &p_aff, (PDWORD_PTR) &s_aff);
for(; p_aff != 0; p_aff>>=1) r += p_aff&1;
return r;
}
#elif defined(__amigaos4__)
# include <pthread.h>
# include <proto/exec.h>
static __inline void amiga_yield(void)
{
/* SetTaskPri() on the currently running task triggers a reschedule */
struct Task *me = IExec->FindTask(NULL);
IExec->SetTaskPri(me, me->tc_Node.ln_Pri);
}
# define sched_yield() amiga_yield()
#elif defined(SYS_BEOS)
# include <kernel/OS.h>
# define pthread_t thread_id
# define pthread_create(t,u,f,d) { *(t)=spawn_thread(f,"",10,d); \
resume_thread(*(t)); }
# define pthread_join(t,s) wait_for_thread(t,(long*)s)
# define sched_yield() snooze(0) /* is this correct? */
#else
# include <pthread.h>
#endif
/*****************************************************************************
* Some things that are only architecture dependant
****************************************************************************/
#if defined(ARCH_IS_32BIT)
# define CACHE_LINE 64
# define ptr_t uint32_t
# define intptr_t int32_t
# define _INTPTR_T_DEFINED
# if defined(_MSC_VER) && _MSC_VER >= 1300 && !defined(__INTEL_COMPILER)
# include <stdarg.h>
# else
# define uintptr_t uint32_t
# endif
#elif defined(ARCH_IS_64BIT)
# define CACHE_LINE 64
# define ptr_t uint64_t
# define intptr_t int64_t
# define _INTPTR_T_DEFINED
# if defined (_MSC_VER) && _MSC_VER >= 1300 && !defined(__INTEL_COMPILER)
# include <stdarg.h>
# else
# define uintptr_t uint64_t
# endif
#else
# error You are trying to compile Xvid without defining address bus size.
#endif
/*****************************************************************************
* Things that must be sorted by compiler and then by architecture
****************************************************************************/
/*****************************************************************************
* MSVC compiler specific macros, functions
****************************************************************************/
#if defined(_MSC_VER)
/*----------------------------------------------------------------------------
| Common msvc stuff
*---------------------------------------------------------------------------*/
# include <windows.h>
# include <stdio.h>
/* Non ANSI mapping */
# define snprintf _snprintf
# define vsnprintf _vsnprintf
/*
* This function must be declared/defined all the time because MSVC does
* not support C99 variable arguments macros.
*
* Btw, if the MS compiler does its job well, it should remove the nop
* DPRINTF function when not compiling in _DEBUG mode
*/
# ifdef _DEBUG
static __inline void DPRINTF(int level, char *fmt, ...)
{
if (xvid_debug & level) {
va_list args;
char buf[DPRINTF_BUF_SZ];
va_start(args, fmt);
vsprintf(buf, fmt, args);
va_end(args);
OutputDebugStringA(buf);
fprintf(stderr, "%s", buf);
}
}
# else
static __inline void DPRINTF(int level, char *fmt, ...) {}
# endif
# if _MSC_VER <= 1200
# define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
# else
# define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
__declspec(align(alignment)) type name[(sizex)*(sizey)]
# endif
/*----------------------------------------------------------------------------
| msvc x86 specific macros/functions
*---------------------------------------------------------------------------*/
# if defined(ARCH_IS_IA32)
# define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax
static __inline int64_t read_counter(void)
{
int64_t ts;
uint32_t ts1, ts2;
__asm {
rdtsc
mov ts1, eax
mov ts2, edx
}
ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
return ts;
}
# elif defined(ARCH_IS_X86_64)
# include <intrin.h>
# define BSWAP(a) ((a) = _byteswap_ulong(a))
static __inline int64_t read_counter(void) { return __rdtsc(); }
/*----------------------------------------------------------------------------
| msvc GENERIC (plain C only) - Probably alpha or some embedded device
*---------------------------------------------------------------------------*/
# elif defined(ARCH_IS_GENERIC)
# define BSWAP(a) \
((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
(((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
# include <time.h>
static __inline int64_t read_counter(void)
{
return (int64_t)clock();
}
/*----------------------------------------------------------------------------
| msvc Not given architecture - This is probably an user who tries to build
| Xvid the wrong way.
*---------------------------------------------------------------------------*/
# else
# error You are trying to compile Xvid without defining the architecture type.
# endif
/*****************************************************************************
* GNU CC compiler stuff
****************************************************************************/
#elif defined(__GNUC__) || defined(__ICC) /* Compiler test */
/*----------------------------------------------------------------------------
| Common gcc stuff
*---------------------------------------------------------------------------*/
/*
* As gcc is (mostly) C99 compliant, we define DPRINTF only if it's realy needed
* and it's a macro calling fprintf directly
*/
# ifdef _DEBUG
/* Needed for all debuf fprintf calls */
# include <stdio.h>
# include <stdarg.h>
static __inline void DPRINTF(int level, char *format, ...)
{
va_list args;
va_start(args, format);
if(xvid_debug & level) {
vfprintf(stderr, format, args);
}
va_end(args);
}
# else /* _DEBUG */
static __inline void DPRINTF(int level, char *format, ...) {}
# endif /* _DEBUG */
# define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
type * name = (type *) (((ptr_t) name##_storage+(alignment - 1)) & ~((ptr_t)(alignment)-1))
/*----------------------------------------------------------------------------
| gcc IA32 specific macros/functions
*---------------------------------------------------------------------------*/
# if defined(ARCH_IS_IA32) || defined(ARCH_IS_X86_64)
# define BSWAP(a) __asm__ ( "bswapl %0\n" : "=r" (a) : "0" (a) );
static __inline int64_t read_counter(void)
{
int64_t ts;
uint32_t ts1, ts2;
__asm__ __volatile__("rdtsc\n\t":"=a"(ts1), "=d"(ts2));
ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
return ts;
}
/*----------------------------------------------------------------------------
| gcc PPC and PPC Altivec specific macros/functions
*---------------------------------------------------------------------------*/
# elif defined(ARCH_IS_PPC)
# if defined(HAVE_ALTIVEC_PARENTHESES_DECL)
# define AVV(x...) (x)
# elif defined(HAVE_ALTIVEC_BRACES_DECL)
# define AVV(x...) {x}
# else
# error Trying to compile PPC target without a vector declaration type.
# endif
# define BSWAP(a) __asm__ __volatile__ \
( "lwbrx %0,0,%1; eieio" : "=r" (a) : "r" (&(a)), "m" (a));
static __inline unsigned long get_tbl(void)
{
unsigned long tbl;
asm volatile ("mftb %0":"=r" (tbl));
return tbl;
}
static __inline unsigned long get_tbu(void)
{
unsigned long tbl;
asm volatile ("mftbu %0":"=r" (tbl));
return tbl;
}
static __inline int64_t read_counter(void)
{
unsigned long tb, tu;
do {
tu = get_tbu();
tb = get_tbl();
}while (tb != get_tbl());
return (((int64_t) tu) << 32) | (int64_t) tb;
}
/*----------------------------------------------------------------------------
| gcc IA64 specific macros/functions
*---------------------------------------------------------------------------*/
# elif defined(ARCH_IS_IA64)
# define BSWAP(a) __asm__ __volatile__ \
("mux1 %0 = %1, @rev" ";;" \
"shr.u %0 = %0, 32" : "=r" (a) : "r" (a));
static __inline int64_t read_counter(void)
{
unsigned long result;
__asm__ __volatile__("mov %0=ar.itc" : "=r"(result) :: "memory");
return result;
}
/*----------------------------------------------------------------------------
| gcc GENERIC (plain C only) specific macros/functions
*---------------------------------------------------------------------------*/
# elif defined(ARCH_IS_GENERIC)
# define BSWAP(a) \
((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
(((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
# include <time.h>
static __inline int64_t read_counter(void)
{
return (int64_t)clock();
}
/*----------------------------------------------------------------------------
| gcc Not given architecture - This is probably an user who tries to build
| Xvid the wrong way.
*---------------------------------------------------------------------------*/
# else
# error You are trying to compile Xvid without defining the architecture type.
# endif
/*****************************************************************************
* Open WATCOM C/C++ compiler
****************************************************************************/
#elif defined(__WATCOMC__)
# include <stdio.h>
# include <stdarg.h>
# ifdef _DEBUG
static __inline void DPRINTF(int level, char *fmt, ...)
{
if (xvid_debug & level) {
va_list args;
char buf[DPRINTF_BUF_SZ];
va_start(args, fmt);
vsprintf(buf, fmt, args);
va_end(args);
fprintf(stderr, "%s", buf);
}
}
# else /* _DEBUG */
static __inline void DPRINTF(int level, char *format, ...) {}
# endif /* _DEBUG */
# define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
type name##_storage[(sizex)*(sizey)+(alignment)-1]; \
type * name = (type *) (((int32_t) name##_storage+(alignment - 1)) & ~((int32_t)(alignment)-1))
/*----------------------------------------------------------------------------
| watcom ia32 specific macros/functions
*---------------------------------------------------------------------------*/
# if defined(ARCH_IS_IA32) || defined(ARCH_IS_X86_64)
# define BSWAP(a) __asm mov eax,a __asm bswap eax __asm mov a, eax
static __inline int64_t read_counter(void)
{
uint64_t ts;
uint32_t ts1, ts2;
__asm {
rdtsc
mov ts1, eax
mov ts2, edx
}
ts = ((uint64_t) ts2 << 32) | ((uint64_t) ts1);
return ts;
}
/*----------------------------------------------------------------------------
| watcom GENERIC (plain C only) specific macros/functions.
*---------------------------------------------------------------------------*/
# elif defined(ARCH_IS_GENERIC)
# define BSWAP(x) \
x = ((((x) & 0xff000000) >> 24) | \
(((x) & 0x00ff0000) >> 8) | \
(((x) & 0x0000ff00) << 8) | \
(((x) & 0x000000ff) << 24))
static int64_t read_counter() { return 0; }
/*----------------------------------------------------------------------------
| watcom Not given architecture - This is probably an user who tries to build
| Xvid the wrong way.
*---------------------------------------------------------------------------*/
# else
# error You are trying to compile Xvid without defining the architecture type.
# endif
/*****************************************************************************
* Unknown compiler
****************************************************************************/
#else /* Compiler test */
/*
* Ok we know nothing about the compiler, so we fallback to ANSI C
* features, so every compiler should be happy and compile the code.
*
* This is (mostly) equivalent to ARCH_IS_GENERIC.
*/
# ifdef _DEBUG
/* Needed for all debuf fprintf calls */
# include <stdio.h>
# include <stdarg.h>
static __inline void DPRINTF(int level, char *format, ...)
{
va_list args;
va_start(args, format);
if(xvid_debug & level) {
vfprintf(stderr, format, args);
}
va_end(args);
}
# else /* _DEBUG */
static __inline void DPRINTF(int level, char *format, ...) {}
# endif /* _DEBUG */
# define BSWAP(a) \
((a) = (((a) & 0xff) << 24) | (((a) & 0xff00) << 8) | \
(((a) >> 8) & 0xff00) | (((a) >> 24) & 0xff))
# include <time.h>
static __inline int64_t read_counter(void)
{
return (int64_t)clock();
}
# define DECLARE_ALIGNED_MATRIX(name,sizex,sizey,type,alignment) \
type name[(sizex)*(sizey)]
#endif /* Compiler test */
#endif /* PORTAB_H */
|