/***************************************************************************** * * XVID MPEG-4 VIDEO CODEC * - Portable macros, types and inlined assembly - * * Copyright(C) 2002 Michael Militzer * 2002 Peter Ross * 2002 Edouard Gomez * * This file is part of XviD, a free MPEG-4 video encoder/decoder * * XviD 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,v 1.46.2.3 2003-03-27 14:26:17 edgomez Exp $ * ****************************************************************************/ #ifndef _PORTAB_H_ #define _PORTAB_H_ /***************************************************************************** * Common things ****************************************************************************/ /* Debug level masks */ #define DPRINTF_ERROR 0x00000001 #define DPRINTF_STARTCODE 0x00000002 #define DPRINTF_HEADER 0x00000004 #define DPRINTF_TIMECODE 0x00000008 #define DPRINTF_MB 0x00000010 #define DPRINTF_COEFF 0x00000020 #define DPRINTF_MV 0x00000040 #define DPRINTF_RC 0x00000080 #define DPRINTF_DEBUG 0x80000000 /* debug level for this library */ #ifdef _DEBUG #ifndef DPRINTF_LEVEL #define DPRINTF_LEVEL 0x8000000f #endif #else #define DPRINTF_LEVEL 0 #endif /* Buffer size for msvc implementation because it outputs to DebugOutput */ #define DPRINTF_BUF_SZ 1024 /***************************************************************************** * 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 #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 uintptr_t uint32_t #elif defined(ARCH_IS_64BIT) # define CACHE_LINE 64 # define ptr_t uint64_t # define intptr_t int64_t # define uintptr_t uint64_t #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 # include /* 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 (DPRINTF_LEVEL & level) { va_list args; char buf[DPRINTF_BUF_SZ]; va_start(args, fmt); vsprintf(buf, fmt, args); OutputDebugString(buf); fprintf(stderr, "%s\n", 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; } /*---------------------------------------------------------------------------- | 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 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 # include static __inline void DPRINTF(int level, char *format, ...) { va_list args; va_start(args, format); if(DPRINTF_LEVEL & level) { vfprintf(stderr, format, args); fprintf(stderr, "\n"); } } # 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) # 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) # 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 %1 = %0, @rev" ";;" \ "shr.u %1 = %1, 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 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 # include # ifdef _DEBUG static __inline void DPRINTF(int level, char *fmt, ...) { if (DPRINTF_LEVEL & level) { va_list args; char buf[DPRINTF_BUF_SZ]; va_start(args, fmt); vsprintf(buf, fmt, args); fprintf(stderr, "%s\n", 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) # 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 # include static __inline void DPRINTF(int level, char *format, ...) { va_list args; va_start(args, format); if(DPRINTF_LEVEL & level) { vfprintf(stderr, format, args); fprintf(stderr, "\n"); } } # 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 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 */