/*****************************************************************************
- * cpu.h: CPU type detection
+ * vlc_cpu.h: CPU capabilities
*****************************************************************************
- * Copyright (C) 2002 VideoLAN
- * $Id: vlc_cpu.h,v 1.3 2002/07/31 20:56:50 sam Exp $
- *
- * Authors: Samuel Hocevar <sam@zoy.org>
+ * 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
*
* 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, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#define CPUCapabilities(a) __CPUCapabilities(VLC_OBJECT(a))
-u32 __CPUCapabilities( vlc_object_t * );
+/**
+ * \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 ) );
+VLC_EXPORT( unsigned, vlc_GetCPUCount, ( 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 */