mirror of
https://chromium.googlesource.com/libyuv/libyuv
synced 2025-12-07 17:26:49 +08:00
dfa279fc65
Now that SME has been re-enabled for Linux for a while, also re-enable it for Android when building with a sufficiently new version of LLVM. Bug: b/359006069 Change-Id: Ibaa47e31826cf20136a11d551621fd62c1abab3c Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/5908389 Reviewed-by: Frank Barchard <fbarchard@chromium.org> Commit-Queue: Frank Barchard <fbarchard@chromium.org>
88 lines
2.8 KiB
C++
88 lines
2.8 KiB
C++
/*
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* Copyright 2024 The LibYuv Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef INCLUDE_LIBYUV_CPU_SUPPORT_H_
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#define INCLUDE_LIBYUV_CPU_SUPPORT_H_
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#ifdef __cplusplus
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namespace libyuv {
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extern "C" {
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#endif
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#if defined(__pnacl__) || defined(__CLR_VER) || \
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(defined(__native_client__) && defined(__x86_64__)) || \
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(defined(__i386__) && !defined(__SSE__) && !defined(__clang__))
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#define LIBYUV_DISABLE_X86
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#endif
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#if defined(__native_client__)
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#define LIBYUV_DISABLE_NEON
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#endif
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// MemorySanitizer does not support assembly code yet. http://crbug.com/344505
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#if defined(__has_feature)
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#if __has_feature(memory_sanitizer) && !defined(LIBYUV_DISABLE_NEON)
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#define LIBYUV_DISABLE_NEON
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#endif
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#if __has_feature(memory_sanitizer) && !defined(LIBYUV_DISABLE_X86)
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#define LIBYUV_DISABLE_X86
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#endif
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#endif
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// clang >= 3.5.0 required for Arm64.
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#if defined(__clang__) && defined(__aarch64__) && !defined(LIBYUV_DISABLE_NEON)
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#if (__clang_major__ < 3) || (__clang_major__ == 3 && (__clang_minor__ < 5))
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#define LIBYUV_DISABLE_NEON
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#endif // clang >= 3.5
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#endif // __clang__
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// GCC >= 4.7.0 required for AVX2.
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#if defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__))
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#if (__GNUC__ > 4) || (__GNUC__ == 4 && (__GNUC_MINOR__ >= 7))
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#define GCC_HAS_AVX2 1
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#endif // GNUC >= 4.7
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#endif // __GNUC__
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// clang >= 3.4.0 required for AVX2.
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#if defined(__clang__) && (defined(__x86_64__) || defined(__i386__))
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#if (__clang_major__ > 3) || (__clang_major__ == 3 && (__clang_minor__ >= 4))
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#define CLANG_HAS_AVX2 1
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#endif // clang >= 3.4
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#endif // __clang__
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// clang >= 6.0.0 required for AVX512.
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#if defined(__clang__) && (defined(__x86_64__) || defined(__i386__))
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// clang in xcode follows a different versioning scheme.
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// TODO(fbarchard): fix xcode 9 ios b/789.
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#if (__clang_major__ >= 7) && !defined(__APPLE__)
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#define CLANG_HAS_AVX512 1
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#endif // clang >= 7
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#endif // __clang__
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// Visual C 2012 required for AVX2.
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#if defined(_M_IX86) && !defined(__clang__) && defined(_MSC_VER) && \
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_MSC_VER >= 1700
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#define VISUALC_HAS_AVX2 1
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#endif // VisualStudio >= 2012
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// Clang 19 required for SME due to needing __arm_tpidr2_save from compiler-rt,
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// only enabled on Linux and Android (both define __linux__) for now.
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#if !defined(LIBYUV_DISABLE_SME) && defined(__aarch64__) && \
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defined(__linux__) && defined(__clang__) && (__clang_major__ >= 19)
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#define CLANG_HAS_SME 1
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#endif
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#ifdef __cplusplus
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} // extern "C"
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} // namespace libyuv
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#endif
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#endif // INCLUDE_LIBYUV_CPU_SUPPORT_H_
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