Fixed a typo "Elasped" -> "Elapsed".

[vlc] / include / vlc_cpu.h

diff --git a/include/vlc_cpu.h b/include/vlc_cpu.h
index 8afe43655b4546b2c5046afb16ea74f518dff1d8..63cc97877b4ce812b1bdf57237305fdfd1038cc5 100644 (file)
--- a/include/vlc_cpu.h
+++ b/include/vlc_cpu.h
@@ -1,21 +1,21 @@
 /*****************************************************************************
  * vlc_cpu.h: CPU capabilities
  *****************************************************************************
- * Copyright (C) 1998-2009 the VideoLAN team
+ * Copyright (C) 1998-2009 VLC authors and VideoLAN
  *
- * 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
+ * This program 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 Foundation; either version 2.1 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser 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.
+ * You should have received a copy of the GNU Lesser 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.
  *****************************************************************************/
 
 /**
@@ -34,27 +34,76 @@
 #  define CPU_CAPABILITY_SSE2    (1<<7)
 #  define CPU_CAPABILITY_SSE3    (1<<8)
 #  define CPU_CAPABILITY_SSSE3   (1<<9)
-#  define CPU_CAPABILITY_SSE4    (1<<10)
+#  define CPU_CAPABILITY_SSE4_1  (1<<10)
+#  define CPU_CAPABILITY_SSE4_2  (1<<11)
+#  define CPU_CAPABILITY_SSE4A   (1<<12)
 
-# elif defined (__ppc__) || defined (__ppc64__) || defined (__powerpc__)
+# if defined (__MMX__)
+#  define VLC_MMX
+# elif VLC_GCC_VERSION(4, 4)
+#  define VLC_MMX __attribute__ ((__target__ ("mmx")))
+# else
+#  define VLC_MMX VLC_MMX_is_not_implemented_on_this_compiler
+# endif
+
+# if defined (__SSE__)
+#  define VLC_SSE
+# elif VLC_GCC_VERSION(4, 4)
+#  define VLC_SSE __attribute__ ((__target__ ("sse")))
+# else
+#  define VLC_SSE VLC_SSE_is_not_implemented_on_this_compiler
+# endif
+
+# 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
 
-# elif defined (__arm__)
+# if defined (__arm__)
 #  define CPU_CAPABILITY_NEON    (1<<24)
-
+# else
+#  define CPU_CAPABILITY_NEON    (0)
 # endif
 
-/** Are floating point oeprations fast?
+VLC_API unsigned vlc_CPU( void );
+
+/** Are floating point operations fast?
  * If this bit is not set, you should try to use fixed-point instead.
  */
-# define CPU_CAPABILITY_FPU     (1<<31)
+# if defined (__i386__) || defined (__x86_64__)
+#  define HAVE_FPU 1
+
+# elif defined (__powerpc__) || defined (__ppc__) || defined (__ppc64__)
+#  define HAVE_FPU 1
+
+# elif defined (__arm__)
+#  define HAVE_FPU 0 /* revisit later? */
+
+# elif defined (__sparc__)
+#  define HAVE_FPU 1
 
-VLC_EXPORT( unsigned, vlc_CPU, ( void ) );
+# 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) );
+VLC_API void vlc_fastmem_register(vlc_memcpy_t cpy);
 
 #endif /* !VLC_CPU_H */