1/* libFLAC - Free Lossless Audio Codec library
2 * Copyright (C) 2001-2009  Josh Coalson
3 * Copyright (C) 2011-2016  Xiph.Org Foundation
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * - Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * - Neither the name of the Xiph.org Foundation nor the names of its
17 * contributors may be used to endorse or promote products derived from
18 * this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#ifndef FLAC__PRIVATE__CPU_H
34#define FLAC__PRIVATE__CPU_H
35
36#include "FLAC/ordinals.h"
37
38#ifdef HAVE_CONFIG_H
39#include <config.h>
40#endif
41
42#ifndef FLAC__CPU_X86_64
43
44#if defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64)
45#define FLAC__CPU_X86_64
46#endif
47
48#endif
49
50#ifndef FLAC__CPU_IA32
51
52#if defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) ||defined( __i386) || defined(_M_IX86)
53#define FLAC__CPU_IA32
54#endif
55
56#endif
57
58
59#if FLAC__HAS_X86INTRIN
60/* SSE intrinsics support by ICC/MSVC/GCC */
61#if defined __INTEL_COMPILER
62  #define FLAC__SSE_TARGET(x)
63  #define FLAC__SSE_SUPPORTED 1
64  #define FLAC__SSE2_SUPPORTED 1
65  #if (__INTEL_COMPILER >= 1000) /* Intel C++ Compiler 10.0 */
66    #define FLAC__SSSE3_SUPPORTED 1
67    #define FLAC__SSE4_1_SUPPORTED 1
68  #endif
69  #if (__INTEL_COMPILER >= 1110) /* Intel C++ Compiler 11.1 */
70    #define FLAC__AVX_SUPPORTED 1
71  #endif
72  #if (__INTEL_COMPILER >= 1300) /* Intel C++ Compiler 13.0 */
73    #define FLAC__AVX2_SUPPORTED 1
74    #define FLAC__FMA_SUPPORTED 1
75  #endif
76#elif defined _MSC_VER
77  #define FLAC__SSE_TARGET(x)
78  #define FLAC__SSE_SUPPORTED 1
79  #define FLAC__SSE2_SUPPORTED 1
80  #if (_MSC_VER >= 1500) /* MS Visual Studio 2008 */
81    #define FLAC__SSSE3_SUPPORTED 1
82    #define FLAC__SSE4_1_SUPPORTED 1
83  #endif
84  #if (_MSC_FULL_VER >= 160040219) /* MS Visual Studio 2010 SP1 */
85    #define FLAC__AVX_SUPPORTED 1
86  #endif
87  #if (_MSC_VER >= 1700) /* MS Visual Studio 2012 */
88    #define FLAC__AVX2_SUPPORTED 1
89    #define FLAC__FMA_SUPPORTED 1
90  #endif
91#elif defined __GNUC__
92  #if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9)) /* since GCC 4.9 -msse.. compiler options aren't necessary */
93    #define FLAC__SSE_TARGET(x) __attribute__ ((__target__ (x)))
94    #define FLAC__SSE_SUPPORTED 1
95    #define FLAC__SSE2_SUPPORTED 1
96    #define FLAC__SSSE3_SUPPORTED 1
97    #define FLAC__SSE4_1_SUPPORTED 1
98#ifdef FLAC__USE_AVX
99    #define FLAC__AVX_SUPPORTED 1
100    #define FLAC__AVX2_SUPPORTED 1
101    #define FLAC__FMA_SUPPORTED 1
102#endif
103  #else /* for GCC older than 4.9 */
104    #define FLAC__SSE_TARGET(x)
105    #ifdef __SSE__
106      #define FLAC__SSE_SUPPORTED 1
107    #endif
108    #ifdef __SSE2__
109      #define FLAC__SSE2_SUPPORTED 1
110    #endif
111    #ifdef __SSSE3__
112      #define FLAC__SSSE3_SUPPORTED 1
113    #endif
114    #ifdef __SSE4_1__
115      #define FLAC__SSE4_1_SUPPORTED 1
116    #endif
117    #ifdef __AVX__
118      #define FLAC__AVX_SUPPORTED 1
119    #endif
120    #ifdef __AVX2__
121      #define FLAC__AVX2_SUPPORTED 1
122    #endif
123    #ifdef __FMA__
124      #define FLAC__FMA_SUPPORTED 1
125    #endif
126  #endif /* GCC version */
127#endif /* compiler version */
128#endif /* intrinsics support */
129
130
131#ifndef FLAC__AVX_SUPPORTED
132#define FLAC__AVX_SUPPORTED 0
133#endif
134
135typedef enum {
136	FLAC__CPUINFO_TYPE_IA32,
137	FLAC__CPUINFO_TYPE_X86_64,
138	FLAC__CPUINFO_TYPE_UNKNOWN
139} FLAC__CPUInfo_Type;
140
141typedef struct {
142	FLAC__bool intel;
143
144	FLAC__bool cmov;
145	FLAC__bool mmx;
146	FLAC__bool sse;
147	FLAC__bool sse2;
148
149	FLAC__bool sse3;
150	FLAC__bool ssse3;
151	FLAC__bool sse41;
152	FLAC__bool sse42;
153	FLAC__bool avx;
154	FLAC__bool avx2;
155	FLAC__bool fma;
156} FLAC__CPUInfo_IA32;
157
158typedef struct {
159	FLAC__bool intel;
160
161	FLAC__bool sse3;
162	FLAC__bool ssse3;
163	FLAC__bool sse41;
164	FLAC__bool sse42;
165	FLAC__bool avx;
166	FLAC__bool avx2;
167	FLAC__bool fma;
168} FLAC__CPUInfo_x86;
169
170
171typedef struct {
172	FLAC__bool use_asm;
173	FLAC__CPUInfo_Type type;
174	FLAC__CPUInfo_IA32 ia32;
175	FLAC__CPUInfo_x86 x86;
176} FLAC__CPUInfo;
177
178void FLAC__cpu_info(FLAC__CPUInfo *info);
179
180FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32(void);
181
182void         FLAC__cpu_info_asm_ia32(FLAC__uint32 *flags_edx, FLAC__uint32 *flags_ecx);
183
184void         FLAC__cpu_info_x86(FLAC__uint32 level, FLAC__uint32 *eax, FLAC__uint32 *ebx, FLAC__uint32 *ecx, FLAC__uint32 *edx);
185
186#endif
187