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