67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/* Copyright (c) (2019) Apple Inc. All rights reserved.
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*
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* corecrypto is licensed under Apple Inc.’s Internal Use License Agreement (which
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* is contained in the License.txt file distributed with corecrypto) and only to
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* people who accept that license. IMPORTANT: Any license rights granted to you by
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* Apple Inc. (if any) are limited to internal use within your organization only on
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* devices and computers you own or control, for the sole purpose of verifying the
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* security characteristics and correct functioning of the Apple Software. You may
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* not, directly or indirectly, redistribute the Apple Software or any portions thereof.
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*/
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#if (defined(__x86_64__) || defined(__i386__))
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#if BUILDKERNEL
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#include <i386/cpuid.h>
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#define HAS_AESNI() ((cpuid_features() & CPUID_FEATURE_AES) != 0)
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#define HAS_SupplementalSSE3() ((cpuid_features() & CPUID_FEATURE_SSSE3) != 0)
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#define HAS_AVX1() ((cpuid_features() & CPUID_FEATURE_AVX1_0) != 0)
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#define HAS_AVX2() ((cpuid_info()->cpuid_leaf7_features & CPUID_LEAF7_FEATURE_AVX2) != 0)
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#define HAS_AVX512_AND_IN_KERNEL() ((cpuid_info()->cpuid_leaf7_features & CPUID_LEAF7_FEATURE_AVX512F) !=0)
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#elif (defined(__APPLE__) && defined(__MACH__) && (__has_include(<System/i386/cpu_capabilities.h>) || __has_include(<System/arm/cpu_capabilities.h>))) // XNU_KERNEL_AVAILABLE
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#include <System/i386/cpu_capabilities.h>
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extern int _cpu_capabilities;
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#define HAS_AESNI() (_cpu_capabilities & kHasAES)
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#define HAS_SupplementalSSE3() (_cpu_capabilities & kHasSupplementalSSE3)
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#define HAS_AVX1() (_cpu_capabilities & kHasAVX1_0)
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#define HAS_AVX2() (_cpu_capabilities & kHasAVX2_0)
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#define HAS_AVX512_AND_IN_KERNEL() 0
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#else
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#if (defined(__AES__))
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#define HAS_AESNI() __AES__
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#else
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#define HAS_AESNI() 0
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#endif // defined(__AES__)
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#if (defined(__SSSE3__))
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#define HAS_SupplementalSSE3() __SSSE3__
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#else
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#define HAS_SupplementalSSE3() 0
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#endif // defined(__SSE3__)
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#if (defined(__AVX__))
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#define HAS_AVX1() __AVX__
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#else
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#define HAS_AVX1() 0
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#endif // defined(__AVX__)
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#if (defined(__AVX2__))
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#define HAS_AVX2() __AVX2__
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#else
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#define HAS_AVX2() 0
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#endif // defined(__AVX2__)
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#define HAS_AVX512_AND_IN_KERNEL() 0
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#endif
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#endif // (defined(__x86_64__) || defined(__i386__))
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