xref: /freebsd/contrib/llvm-project/compiler-rt/lib/memprof/memprof_interceptors_memintrinsics.h (revision 02e9120893770924227138ba49df1edb3896112a)
1 //===-- memprof_interceptors_memintrinsics.h -------------------*- 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 // This file is a part of MemProfiler, a memory profiler.
10 //
11 // MemProf-private header for memprof_interceptors_memintrinsics.cpp
12 //===---------------------------------------------------------------------===//
13 #ifndef MEMPROF_MEMINTRIN_H
14 #define MEMPROF_MEMINTRIN_H
15 
16 #include "interception/interception.h"
17 #include "memprof_interface_internal.h"
18 #include "memprof_internal.h"
19 #include "memprof_mapping.h"
20 
21 DECLARE_REAL(void *, memcpy, void *to, const void *from, uptr size)
22 DECLARE_REAL(void *, memset, void *block, int c, uptr size)
23 
24 namespace __memprof {
25 
26 // We implement ACCESS_MEMORY_RANGE, MEMPROF_READ_RANGE,
27 // and MEMPROF_WRITE_RANGE as macro instead of function so
28 // that no extra frames are created, and stack trace contains
29 // relevant information only.
30 #define ACCESS_MEMORY_RANGE(offset, size)                                      \
31   do {                                                                         \
32     __memprof_record_access_range(offset, size);                               \
33   } while (0)
34 
35 #define MEMPROF_READ_RANGE(offset, size) ACCESS_MEMORY_RANGE(offset, size)
36 #define MEMPROF_WRITE_RANGE(offset, size) ACCESS_MEMORY_RANGE(offset, size)
37 
38 } // namespace __memprof
39 
40 #endif // MEMPROF_MEMINTRIN_H
41