Overview
Comment: | OFSystemInfo: Remove check for SSE support in OS
The check was wrong and would return false on OSes that are SSE-enabled |
---|---|
Downloads: | Tarball | ZIP archive | SQL archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA3-256: |
e7465cd688e000c94700758fcfb07a8a |
User & Date: | js on 2023-11-10 01:31:40 |
Other Links: | manifest | tags |
Context
2023-12-21
| ||
15:22 | OFSystemInfo: Check if the OS enabled SSE support check-in: 1f26898324 user: js tags: trunk | |
2023-11-10
| ||
01:31 | OFSystemInfo: Remove check for SSE support in OS check-in: e7465cd688 user: js tags: trunk | |
00:25 | OFSystemInfo: Check OS support for SSE/AVX/AVX512 check-in: 42efa8c05a user: js tags: trunk | |
Changes
Modified src/OFSystemInfo.h from [e1f6b5972e] to [721a4a4cb5].
︙ | ︙ | |||
234 235 236 237 238 239 240 | * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports enhanced 3DNow! */ + (bool)supportsEnhanced3DNow; /** | | > > | | > > | | > > | | > > | | > > | | > > | | 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 | * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports enhanced 3DNow! */ + (bool)supportsEnhanced3DNow; /** * @brief Returns whether the CPU supports SSE. * * @note This only checks CPU support and assumes OS support! * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports SSE */ + (bool)supportsSSE; /** * @brief Returns whether the CPU supports SSE2. * * @note This only checks CPU support and assumes OS support! * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports SSE2 */ + (bool)supportsSSE2; /** * @brief Returns whether the CPU supports SSE3. * * @note This only checks CPU support and assumes OS support! * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports SSE3 */ + (bool)supportsSSE3; /** * @brief Returns whether the CPU supports SSSE3. * * @note This only checks CPU support and assumes OS support! * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports SSSE3 */ + (bool)supportsSSSE3; /** * @brief Returns whether the CPU supports SSE4.1. * * @note This only checks CPU support and assumes OS support! * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports SSE4.1 */ + (bool)supportsSSE41; /** * @brief Returns whether the CPU supports SSE4.2. * * @note This only checks CPU support and assumes OS support! * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports SSE4.2 */ + (bool)supportsSSE42; /** * @brief Returns whether the CPU and OS support AVX. * * @note This method is only available on AMD64 and x86. |
︙ | ︙ |
Modified src/OFSystemInfo.m from [dde9f4593e] to [81b1425388].
︙ | ︙ | |||
773 774 775 776 777 778 779 | { return (x86CPUID(0x80000000, 0).eax >= 0x80000001 && x86CPUID(0x80000001, 0).edx & (1u << 30)); } + (bool)supportsSSE { | | < | < | < | < | < | < | | | 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 | { return (x86CPUID(0x80000000, 0).eax >= 0x80000001 && x86CPUID(0x80000001, 0).edx & (1u << 30)); } + (bool)supportsSSE { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).edx & (1u << 25)); } + (bool)supportsSSE2 { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).edx & (1u << 26)); } + (bool)supportsSSE3 { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 0)); } + (bool)supportsSSSE3 { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 9)); } + (bool)supportsSSE41 { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 19)); } + (bool)supportsSSE42 { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 20)); } + (bool)supportsAVX { return ((x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 28)) && (x86XCR(0).eax & 0x6) == 0x6); } + (bool)supportsAVX2 { return ((x86CPUID(0, 0).eax >= 7 && (x86CPUID(7, 0).ebx & (1u << 5))) && (x86XCR(0).eax & 0x6) == 0x6); } + (bool)supportsAESNI { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 25)); } |
︙ | ︙ | |||
842 843 844 845 846 847 848 | { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 29)); } + (bool)supportsAVX512Foundation { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 16)) && | | | | | | | | | | | | | | | | | 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 | { return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 29)); } + (bool)supportsAVX512Foundation { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 16)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512ConflictDetectionInstructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 28)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512ExponentialAndReciprocalInstructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 27)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512PrefetchInstructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 26)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512VectorLengthExtensions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 31)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512DoublewordAndQuadwordInstructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 17)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512ByteAndWordInstructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 30)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512IntegerFusedMultiplyAdd { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 21)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512VectorByteManipulationInstructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 1)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512VectorPopulationCountInstruction { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 14)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512VectorNeuralNetworkInstructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 11)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512VectorByteManipulationInstructions2 { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 6)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512BitAlgorithms { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ecx & (1u << 12)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512Float16Instructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).edx & (1u << 23)) && (x86XCR(0).eax & 0xE6) == 0xE6); } + (bool)supportsAVX512BFloat16Instructions { return ((x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 1).eax & (1u << 5)) && (x86XCR(0).eax & 0xE6) == 0xE6); } #endif #if defined(OF_POWERPC) || defined(OF_POWERPC64) + (bool)supportsAltiVec { # if defined(OF_MACOS) |
︙ | ︙ |