+/**
+ * \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 */