compiler-rt/lib/scudo/standalone/crc32_hw.cpp

   1 //===-- crc32_hw.cpp --------------------------------------------*- C++ -*-===//
   2 //
   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
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "checksum.h"
  10
  11 namespace scudo {
  12
  13 #if defined(__CRC32__) || defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32)
  14 u32 computeHardwareCRC32(u32 Crc, uptr Data) {
  15   return static_cast<u32>(CRC32_INTRINSIC(Crc, Data));
  16 }
  17 #endif // defined(__CRC32__) || defined(__SSE4_2__) ||
  18        // defined(__ARM_FEATURE_CRC32)
  19
  20 } // namespace scudo