forked from OSchip/llvm-project
25 lines
893 B
C++
25 lines
893 B
C++
//===-- scudo_crc32.cpp -----------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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///
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/// CRC32 function leveraging hardware specific instructions. This has to be
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/// kept separated to restrict the use of compiler specific flags to this file.
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///
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//===----------------------------------------------------------------------===//
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#include "scudo_crc32.h"
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namespace __scudo {
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#if defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32)
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u32 computeHardwareCRC32(u32 Crc, uptr Data) {
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return CRC32_INTRINSIC(Crc, Data);
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}
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#endif // defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32)
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} // namespace __scudo
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