blob: 137c44c5c1cda4aae2fb2cca7a76b4034536b369 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
//===-- scudo_crc32.cpp -----------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// CRC32 function leveraging hardware specific instructions. This has to be
/// kept separated to restrict the use of compiler specific flags to this file.
///
//===----------------------------------------------------------------------===//
#include "scudo_crc32.h"
namespace __scudo {
#if defined(__CRC32__) || defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32)
u32 computeHardwareCRC32(u32 Crc, uptr Data) {
return CRC32_INTRINSIC(Crc, Data);
}
#endif // defined(__CRC32__) || defined(__SSE4_2__) || defined(__ARM_FEATURE_CRC32)
} // namespace __scudo
|
