xref: /freebsd/contrib/llvm-project/compiler-rt/lib/scudo/standalone/crc32_hw.cpp (revision 5956d97f4b3204318ceb6aa9c77bd0bc6ea87a41)
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__) || defined(__ARM_FEATURE_CRC32)
18 
19 } // namespace scudo
20