1 //===-- scudo_crc32.cpp -----------------------------------------*- C++ -*-===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 /// CRC32 function leveraging hardware specific instructions. This has to be
10 /// kept separated to restrict the use of compiler specific flags to this file.
12 //===----------------------------------------------------------------------===//
14 #include "scudo_crc32.h"
18 #if defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32)
19 u32 computeHardwareCRC32(u32 Crc, uptr Data) {
20 return CRC32_INTRINSIC(Crc, Data);
22 #endif // defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32)
24 } // namespace __scudo