1 /* libFLAC - Free Lossless Audio Codec library
2 * Copyright (C) 2001-2009 Josh Coalson
3 * Copyright (C) 2011-2016 Xiph.Org Foundation
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
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.
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.
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.
33 #ifndef FLAC__PRIVATE__CPU_H
34 #define FLAC__PRIVATE__CPU_H
36 #include "FLAC/ordinals.h"
42 #ifndef FLAC__CPU_X86_64
44 #if defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64)
45 #define FLAC__CPU_X86_64
50 #ifndef FLAC__CPU_IA32
52 #if defined(__i386__) || defined(__i486__) || defined(__i586__) || defined(__i686__) ||defined( __i386) || defined(_M_IX86)
53 #define FLAC__CPU_IA32
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
69 #if (__INTEL_COMPILER >= 1110) /* Intel C++ Compiler 11.1 */
70 #define FLAC__AVX_SUPPORTED 1
72 #if (__INTEL_COMPILER >= 1300) /* Intel C++ Compiler 13.0 */
73 #define FLAC__AVX2_SUPPORTED 1
74 #define FLAC__FMA_SUPPORTED 1
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
84 #if (_MSC_FULL_VER >= 160040219) /* MS Visual Studio 2010 SP1 */
85 #define FLAC__AVX_SUPPORTED 1
87 #if (_MSC_VER >= 1700) /* MS Visual Studio 2012 */
88 #define FLAC__AVX2_SUPPORTED 1
89 #define FLAC__FMA_SUPPORTED 1
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
99 #define FLAC__AVX_SUPPORTED 1
100 #define FLAC__AVX2_SUPPORTED 1
101 #define FLAC__FMA_SUPPORTED 1
103 #else /* for GCC older than 4.9 */
104 #define FLAC__SSE_TARGET(x)
106 #define FLAC__SSE_SUPPORTED 1
109 #define FLAC__SSE2_SUPPORTED 1
112 #define FLAC__SSSE3_SUPPORTED 1
115 #define FLAC__SSE4_1_SUPPORTED 1
118 #define FLAC__AVX_SUPPORTED 1
121 #define FLAC__AVX2_SUPPORTED 1
124 #define FLAC__FMA_SUPPORTED 1
126 #endif /* GCC version */
127 #endif /* compiler version */
128 #endif /* intrinsics support */
131 #ifndef FLAC__AVX_SUPPORTED
132 #define FLAC__AVX_SUPPORTED 0
136 FLAC__CPUINFO_TYPE_IA32,
137 FLAC__CPUINFO_TYPE_X86_64,
138 FLAC__CPUINFO_TYPE_UNKNOWN
139 } FLAC__CPUInfo_Type;
156 } FLAC__CPUInfo_IA32;
173 FLAC__CPUInfo_Type type;
174 FLAC__CPUInfo_IA32 ia32;
175 FLAC__CPUInfo_x86 x86;
178 void FLAC__cpu_info(FLAC__CPUInfo *info);
180 FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32(void);
182 void FLAC__cpu_info_asm_ia32(FLAC__uint32 *flags_edx, FLAC__uint32 *flags_ecx);
184 void FLAC__cpu_info_x86(FLAC__uint32 level, FLAC__uint32 *eax, FLAC__uint32 *ebx, FLAC__uint32 *ecx, FLAC__uint32 *edx);