1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef SIMPLE_PERF_PERF_REGS_H_
#define SIMPLE_PERF_PERF_REGS_H_
#if defined(USE_BIONIC_UAPI_HEADERS)
#include <uapi/asm-x86/asm/perf_regs.h>
#include <uapi/asm-arm/asm/perf_regs.h>
#define perf_event_arm_regs perf_event_arm64_regs
#include <uapi/asm-arm64/asm/perf_regs.h>
#else
#include <asm-x86/asm/perf_regs.h>
#include <asm-arm/asm/perf_regs.h>
#define perf_event_arm_regs perf_event_arm64_regs
#include <asm-arm64/asm/perf_regs.h>
#endif
#include <stdint.h>
#include <string>
#include <vector>
enum ArchType {
ARCH_X86_32,
ARCH_X86_64,
ARCH_ARM,
ARCH_ARM64,
ARCH_UNSUPPORTED,
};
constexpr ArchType GetBuildArch() {
#if defined(__i386__)
return ARCH_X86_32;
#elif defined(__x86_64__)
return ARCH_X86_64;
#elif defined(__aarch64__)
return ARCH_ARM64;
#elif defined(__arm__)
return ARCH_ARM;
#else
return ARCH_UNSUPPORTED;
#endif
}
ArchType GetArchType(const std::string& arch);
uint64_t GetSupportedRegMask(ArchType arch);
std::string GetRegName(size_t regno, ArchType arch);
class ScopedCurrentArch {
public:
ScopedCurrentArch(ArchType arch) : saved_arch(current_arch) {
current_arch = arch;
}
~ScopedCurrentArch() {
current_arch = saved_arch;
}
static ArchType GetCurrentArch() {
return current_arch;
}
private:
ArchType saved_arch;
static ArchType current_arch;
};
struct RegSet {
uint64_t valid_mask;
uint64_t data[64];
};
RegSet CreateRegSet(uint64_t valid_mask, const std::vector<uint64_t>& valid_regs);
bool GetRegValue(const RegSet& regs, size_t regno, uint64_t* value);
bool GetSpRegValue(const RegSet& regs, ArchType arch, uint64_t* value);
#endif // SIMPLE_PERF_PERF_REGS_H_
|
