diff options
Diffstat (limited to 'trunk/src/lib/libflac/include/private/cpu.h')
-rw-r--r-- | trunk/src/lib/libflac/include/private/cpu.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/trunk/src/lib/libflac/include/private/cpu.h b/trunk/src/lib/libflac/include/private/cpu.h new file mode 100644 index 00000000000..f73b6ab26b3 --- /dev/null +++ b/trunk/src/lib/libflac/include/private/cpu.h @@ -0,0 +1,88 @@ +/* libFLAC - Free Lossless Audio Codec library + * Copyright (C) 2001,2002,2003,2004,2005,2006,2007 Josh Coalson + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the Xiph.org Foundation nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef FLAC__PRIVATE__CPU_H +#define FLAC__PRIVATE__CPU_H + +#include "flac/ordinals.h" + +#if HAVE_CONFIG_H +#include <config.h> +#endif + +typedef enum { + FLAC__CPUINFO_TYPE_IA32, + FLAC__CPUINFO_TYPE_PPC, + FLAC__CPUINFO_TYPE_UNKNOWN +} FLAC__CPUInfo_Type; + +typedef struct { + FLAC__bool cpuid; + FLAC__bool bswap; + FLAC__bool cmov; + FLAC__bool mmx; + FLAC__bool fxsr; + FLAC__bool sse; + FLAC__bool sse2; + FLAC__bool sse3; + FLAC__bool ssse3; + FLAC__bool _3dnow; + FLAC__bool ext3dnow; + FLAC__bool extmmx; +} FLAC__CPUInfo_IA32; + +typedef struct { + FLAC__bool altivec; + FLAC__bool ppc64; +} FLAC__CPUInfo_PPC; + +typedef struct { + FLAC__bool use_asm; + FLAC__CPUInfo_Type type; + union { + FLAC__CPUInfo_IA32 ia32; + FLAC__CPUInfo_PPC ppc; + } data; +} FLAC__CPUInfo; + +void FLAC__cpu_info(FLAC__CPUInfo *info); + +#ifndef FLAC__NO_ASM +#ifdef FLAC__CPU_IA32 +#ifdef FLAC__HAS_NASM +FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32(void); +void FLAC__cpu_info_asm_ia32(FLAC__uint32 *flags_edx, FLAC__uint32 *flags_ecx); +FLAC__uint32 FLAC__cpu_info_extended_amd_asm_ia32(void); +#endif +#endif +#endif + +#endif |