1/* libFLAC - Free Lossless Audio Codec library 2 * Copyright (C) 2001,2002,2003,2004,2005,2006,2007 Josh Coalson 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * - Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * - Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * - Neither the name of the Xiph.org Foundation nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR 23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#ifndef FLAC__PRIVATE__CPU_H 33#define FLAC__PRIVATE__CPU_H 34 35#include "FLAC/ordinals.h" 36 37#ifdef HAVE_CONFIG_H 38#include <config.h> 39#endif 40 41typedef enum { 42 FLAC__CPUINFO_TYPE_IA32, 43 FLAC__CPUINFO_TYPE_PPC, 44 FLAC__CPUINFO_TYPE_UNKNOWN 45} FLAC__CPUInfo_Type; 46 47typedef struct { 48 FLAC__bool cpuid; 49 FLAC__bool bswap; 50 FLAC__bool cmov; 51 FLAC__bool mmx; 52 FLAC__bool fxsr; 53 FLAC__bool sse; 54 FLAC__bool sse2; 55 FLAC__bool sse3; 56 FLAC__bool ssse3; 57 FLAC__bool _3dnow; 58 FLAC__bool ext3dnow; 59 FLAC__bool extmmx; 60} FLAC__CPUInfo_IA32; 61 62typedef struct { 63 FLAC__bool altivec; 64 FLAC__bool ppc64; 65} FLAC__CPUInfo_PPC; 66 67typedef struct { 68 FLAC__bool use_asm; 69 FLAC__CPUInfo_Type type; 70 union { 71 FLAC__CPUInfo_IA32 ia32; 72 FLAC__CPUInfo_PPC ppc; 73 } data; 74} FLAC__CPUInfo; 75 76void FLAC__cpu_info(FLAC__CPUInfo *info); 77 78#ifndef FLAC__NO_ASM 79#ifdef FLAC__CPU_IA32 80#ifdef FLAC__HAS_NASM 81FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32(void); 82void FLAC__cpu_info_asm_ia32(FLAC__uint32 *flags_edx, FLAC__uint32 *flags_ecx); 83FLAC__uint32 FLAC__cpu_info_extended_amd_asm_ia32(void); 84#endif 85#endif 86#endif 87 88#endif 89