Overview
| Comment: | Add +[OFSystemInfo supportsFusedMultiplyAdd] |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
dfe5d160471940268b864a151ea8285b |
| User & Date: | js on 2023-11-05 10:20:38 |
| Other Links: | manifest | tags |
Context
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2023-11-05
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| 11:22 | Update ChangeLog for 1.0.5 check-in: 6cc2844551 user: js tags: trunk | |
| 10:20 | Add +[OFSystemInfo supportsFusedMultiplyAdd] check-in: dfe5d16047 user: js tags: trunk | |
|
2023-11-04
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| 14:43 | OFAllocObject: Fix calculation of extra alignment check-in: 648d29a33e user: js tags: trunk | |
Changes
Modified src/OFSystemInfo.h from [e5c75b40b1] to [8467e18c65].
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52 53 54 55 56 57 58 59 60 61 62 63 64 65 |
@property (class, readonly, nonatomic) bool supportsSSSE3;
@property (class, readonly, nonatomic) bool supportsSSE41;
@property (class, readonly, nonatomic) bool supportsSSE42;
@property (class, readonly, nonatomic) bool supportsAVX;
@property (class, readonly, nonatomic) bool supportsAVX2;
@property (class, readonly, nonatomic) bool supportsAESNI;
@property (class, readonly, nonatomic) bool supportsSHAExtensions;
@property (class, readonly, nonatomic) bool supportsF16C;
@property (class, readonly, nonatomic) bool supportsAVX512Foundation;
@property (class, readonly, nonatomic)
bool supportsAVX512ConflictDetectionInstructions;
@property (class, readonly, nonatomic)
bool supportsAVX512ExponentialAndReciprocalInstructions;
@property (class, readonly, nonatomic) bool supportsAVX512PrefetchInstructions;
| > | 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 |
@property (class, readonly, nonatomic) bool supportsSSSE3;
@property (class, readonly, nonatomic) bool supportsSSE41;
@property (class, readonly, nonatomic) bool supportsSSE42;
@property (class, readonly, nonatomic) bool supportsAVX;
@property (class, readonly, nonatomic) bool supportsAVX2;
@property (class, readonly, nonatomic) bool supportsAESNI;
@property (class, readonly, nonatomic) bool supportsSHAExtensions;
@property (class, readonly, nonatomic) bool supportsFusedMultiplyAdd;
@property (class, readonly, nonatomic) bool supportsF16C;
@property (class, readonly, nonatomic) bool supportsAVX512Foundation;
@property (class, readonly, nonatomic)
bool supportsAVX512ConflictDetectionInstructions;
@property (class, readonly, nonatomic)
bool supportsAVX512ExponentialAndReciprocalInstructions;
@property (class, readonly, nonatomic) bool supportsAVX512PrefetchInstructions;
|
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338 339 340 341 342 343 344 345 346 347 348 349 350 351 | * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports Intel SHA Extensions */ + (bool)supportsSHAExtensions; /** * @brief Returns whether the CPU supports F16C. * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports F16C */ | > > > > > > > > > > > | 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 | * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports Intel SHA Extensions */ + (bool)supportsSHAExtensions; /** * @brief Returns whether the CPU supports fused multiply-add. * * @warning This method only checks CPU support and assumes OS support! * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports fused multiply-add */ + (bool)supportsFusedMultiplyAdd; /** * @brief Returns whether the CPU supports F16C. * * @note This method is only available on AMD64 and x86. * * @return Whether the CPU supports F16C */ |
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Modified src/OFSystemInfo.m from [1b9d36f2fa] to [491407fc38].
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794 795 796 797 798 799 800 801 802 803 804 805 806 807 |
return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 25));
}
+ (bool)supportsSHAExtensions
{
return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 29));
}
+ (bool)supportsF16C
{
return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 29));
}
+ (bool)supportsAVX512Foundation
| > > > > > | 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 |
return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 25));
}
+ (bool)supportsSHAExtensions
{
return (x86CPUID(0, 0).eax >= 7 && x86CPUID(7, 0).ebx & (1u << 29));
}
+ (bool)supportsFusedMultiplyAdd
{
return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 12));
}
+ (bool)supportsF16C
{
return (x86CPUID(0, 0).eax >= 1 && x86CPUID(1, 0).ecx & (1u << 29));
}
+ (bool)supportsAVX512Foundation
|
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Modified tests/OFSystemInfoTests.m from [604e506578] to [eb990a02b7].
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119 120 121 122 123 124 125 126 127 128 129 130 131 132 | [OFSystemInfo supportsAVX2]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports AES-NI: %d\n", [OFSystemInfo supportsAESNI]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports SHA extensions: %d\n", [OFSystemInfo supportsSHAExtensions]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports F16C: %d\n", [OFSystemInfo supportsF16C]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports AVX-512 Foundation: %d\n", [OFSystemInfo supportsAVX512Foundation]]; | > > > > | 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 | [OFSystemInfo supportsAVX2]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports AES-NI: %d\n", [OFSystemInfo supportsAESNI]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports SHA extensions: %d\n", [OFSystemInfo supportsSHAExtensions]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports fused multiply-add: " @"%d\n", [OFSystemInfo supportsFusedMultiplyAdd]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports F16C: %d\n", [OFSystemInfo supportsF16C]]; [OFStdOut writeFormat: @"[OFSystemInfo] Supports AVX-512 Foundation: %d\n", [OFSystemInfo supportsAVX512Foundation]]; |
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