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- /*****************************************************************************
- * vlc_cpu.h: CPU capabilities
- *****************************************************************************
- * Copyright (C) 1998-2009 the VideoLAN team
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
-
- /**
- * \file
- * This file provides CPU-specific optimization flags.
- */
-
- #ifndef VLC_CPU_H
- # define VLC_CPU_H 1
-
- # if defined (__i386__) || defined (__x86_64__)
- # define CPU_CAPABILITY_MMX (1<<3)
- # define CPU_CAPABILITY_3DNOW (1<<4)
- # define CPU_CAPABILITY_MMXEXT (1<<5)
- # define CPU_CAPABILITY_SSE (1<<6)
- # define CPU_CAPABILITY_SSE2 (1<<7)
- # define CPU_CAPABILITY_SSE3 (1<<8)
- # define CPU_CAPABILITY_SSSE3 (1<<9)
- # define CPU_CAPABILITY_SSE4_1 (1<<10)
- # define CPU_CAPABILITY_SSE4_2 (1<<11)
- # define CPU_CAPABILITY_SSE4A (1<<12)
- # else
- # define CPU_CAPABILITY_MMX (0)
- # define CPU_CAPABILITY_3DNOW (0)
- # define CPU_CAPABILITY_MMXEXT (0)
- # define CPU_CAPABILITY_SSE (0)
- # define CPU_CAPABILITY_SSE2 (0)
- # define CPU_CAPABILITY_SSE3 (0)
- # define CPU_CAPABILITY_SSSE3 (0)
- # define CPU_CAPABILITY_SSE4_1 (0)
- # define CPU_CAPABILITY_SSE4_2 (0)
- # define CPU_CAPABILITY_SSE4A (0)
- # endif
-
- # if defined (__ppc__) || defined (__ppc64__) || defined (__powerpc__)
- # define CPU_CAPABILITY_ALTIVEC (1<<16)
- # else
- # define CPU_CAPABILITY_ALTIVEC (0)
- # endif
-
- # if defined (__arm__)
- # define CPU_CAPABILITY_NEON (1<<24)
- # else
- # define CPU_CAPABILITY_NEON (0)
- # endif
-
- VLC_EXPORT( unsigned, vlc_CPU, ( void ) );
-
- /** Are floating point operations fast?
- * If this bit is not set, you should try to use fixed-point instead.
- */
- # if defined (__i386__) || defined (__x86_64__)
- # define HAVE_FPU 1
-
- # elif defined (__powerpc__) || defined (__ppc__) || defined (__pc64__)
- # define HAVE_FPU 1
-
- # elif defined (__arm__)
- # define HAVE_FPU 0 /* revisit later? */
-
- # elif defined (__sparc__)
- # define HAVE_FPU 1
-
- # else
- # define HAVE_FPU 0
-
- # endif
-
- typedef void *(*vlc_memcpy_t) (void *tgt, const void *src, size_t n);
- typedef void *(*vlc_memset_t) (void *tgt, int c, size_t n);
-
- VLC_EXPORT( void, vlc_fastmem_register, (vlc_memcpy_t cpy, vlc_memset_t set) );
-
- #endif /* !VLC_CPU_H */
-
-