+/**
+ * \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)
+
+# 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
+
+# if defined (__arm__)
+# define CPU_CAPABILITY_NEON (1<<24)
+# else
+# define CPU_CAPABILITY_NEON (0)
+# endif
+
+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.
+ */
+# if defined (__i386__) || defined (__x86_64__)
+# define HAVE_FPU 1
+
+# elif defined (__powerpc__) || defined (__ppc__) || defined (__ppc64__)
+# define HAVE_FPU 1
+
+# elif defined (__arm__)
+# if defined (__VFP_FP__) && !defined (__SOFTFP__)
+# define HAVE_FPU 1
+# else
+# define HAVE_FPU 0
+# endif
+
+# 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);
+
+VLC_API void vlc_fastmem_register(vlc_memcpy_t cpy);
+
+#endif /* !VLC_CPU_H */