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 134 135 typedef enum { 136 FLAC__CPUINFO_TYPE_IA32, 137 FLAC__CPUINFO_TYPE_X86_64, 138 FLAC__CPUINFO_TYPE_UNKNOWN 139 } FLAC__CPUInfo_Type; 140 141 typedef 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; 157 158 typedef 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; 169 170 171 typedef struct { 172 FLAC__bool use_asm; 173 FLAC__CPUInfo_Type type; 174 FLAC__CPUInfo_IA32 ia32; 175 FLAC__CPUInfo_x86 x86; 176 } FLAC__CPUInfo; 177 178 void FLAC__cpu_info(FLAC__CPUInfo *info); 179 180 FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32(void); 181 182 void FLAC__cpu_info_asm_ia32(FLAC__uint32 *flags_edx, FLAC__uint32 *flags_ecx); 183 184 void FLAC__cpu_info_x86(FLAC__uint32 level, FLAC__uint32 *eax, FLAC__uint32 *ebx, FLAC__uint32 *ecx, FLAC__uint32 *edx); 185 186 #endif 187