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1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef SIMPLE_PERF_GET_TEST_DATA_H_
18 #define SIMPLE_PERF_GET_TEST_DATA_H_
19 
20 #include <string>
21 
22 #include "build_id.h"
23 
24 std::string GetTestData(const std::string& filename);
25 const std::string& GetTestDataDir();
26 
27 // The source code of elf and elf_with_mini_debug_info is testdata/elf_file_source.cpp.
28 static const std::string ELF_FILE = "elf";
29 static const std::string ELF_FILE_WITH_MINI_DEBUG_INFO = "elf_with_mini_debug_info";
30 // perf.data is generated by sampling on three processes running different
31 // executables: elf, t1, t2 (all generated by elf_file_source.cpp, but with different
32 // executable name).
33 static const std::string PERF_DATA = "perf.data";
34 
35 // perf_with_multiple_pids_and_tids.data is generated by sampling on two processes, each
36 // process running two threads.
37 static const std::string PERF_DATA_WITH_MULTIPLE_PIDS_AND_TIDS = "perf_with_multiple_pids_and_tids.data";
38 
39 // perf_g_fp.data is generated by sampling on one process running elf using --call-graph fp option.
40 static const std::string CALLGRAPH_FP_PERF_DATA = "perf_g_fp.data";
41 // perf_b.data is generated by sampling on one process running elf using -b option.
42 static const std::string BRANCH_PERF_DATA = "perf_b.data";
43 // perf_with_mini_debug_info.data is generated by sampling on one process running
44 // elf_with_mini_debug_info.
45 static const std::string PERF_DATA_WITH_MINI_DEBUG_INFO = "perf_with_mini_debug_info.data";
46 
47 static BuildId elf_file_build_id("0b12a384a9f4a3f3659b7171ca615dbec3a81f71");
48 
49 
50 // To generate apk supporting execution on shared libraries in apk:
51 // 1. Add android:extractNativeLibs=false in AndroidManifest.xml.
52 // 2. Use `zip -0` to store native libraries in apk without compression.
53 // 3. Use `zipalign -p 4096` to make native libraries in apk start at page boundaries.
54 //
55 // The logical in libhello-jni.so is as below:
56 //  volatile int GlobalVar;
57 //
58 //  while (true) {
59 //    GlobalFunc() -> Func1() -> Func2()
60 //  }
61 // And most time is spent in Func2().
62 static const std::string APK_FILE = "data/app/com.example.hellojni-1/base.apk";
63 static const std::string NATIVELIB_IN_APK = "lib/arm64-v8a/libhello-jni.so";
64 // has_embedded_native_libs_apk_perf.data is generated by sampling on one process running
65 // APK_FILE using -g --no-unwind option.
66 static const std::string NATIVELIB_IN_APK_PERF_DATA = "has_embedded_native_libs_apk_perf.data";
67 // The offset and size info are extracted from the generated apk file to run read_apk tests.
68 constexpr size_t NATIVELIB_OFFSET_IN_APK = 0x639000;
69 constexpr size_t NATIVELIB_SIZE_IN_APK = 0x1678;
70 
71 static BuildId native_lib_build_id("8ed5755a7fdc07586ca228b8ee21621bce2c7a97");
72 
73 // perf_with_two_event_types.data is generated by sampling using -e cpu-cycles,cpu-clock option.
74 static const std::string PERF_DATA_WITH_TWO_EVENT_TYPES = "perf_with_two_event_types.data";
75 
76 // perf_with_kernel_symbol.data is generated by `sudo simpleperf record ls -l`.
77 static const std::string PERF_DATA_WITH_KERNEL_SYMBOL = "perf_with_kernel_symbol.data";
78 
79 // perf_with_symbols.data is generated by `sudo simpleperf record` a process calling func2(int,int).
80 static const std::string PERF_DATA_WITH_SYMBOLS = "perf_with_symbols.data";
81 // perf_with_symbols.data is generated by `sudo simpleperf record` a process using
82 // a binary having non zero min virtual address.
83 static const std::string PERF_DATA_WITH_SYMBOLS_FOR_NONZERO_MINVADDR_DSO =
84     "perf_with_symbols_for_nonzero_minvaddr_dso.data";
85 
86 // perf_kmem_slab_callgraph.data is generated by `simpleperf kmem record --slab --call-graph fp -f 100 sleep 0.0001`.
87 static const std::string PERF_DATA_WITH_KMEM_SLAB_CALLGRAPH_RECORD = "perf_with_kmem_slab_callgraph.data";
88 
89 
90 // perf_for_build_id_check.data is generated by recording a process running
91 // testdata/data/correct_symfs_for_build_id_check/elf_for_build_id_check.
92 static const std::string PERF_DATA_FOR_BUILD_ID_CHECK = "perf_for_build_id_check.data";
93 static const std::string CORRECT_SYMFS_FOR_BUILD_ID_CHECK = "data/correct_symfs_for_build_id_check";
94 static const std::string WRONG_SYMFS_FOR_BUILD_ID_CHECK = "data/wrong_symfs_for_build_id_check";
95 
96 static const std::string SYMFS_FOR_NO_SYMBOL_TABLE_WARNING = "data/symfs_for_no_symbol_table_warning";
97 static const std::string SYMFS_FOR_READ_ELF_FILE_WARNING = "data/symfs_for_read_elf_file_warning";
98 
99 // generated_by_linux_perf.data is generated by `perf record -F 1 -a -g -- sleep 0.1`.
100 static const std::string PERF_DATA_GENERATED_BY_LINUX_PERF = "generated_by_linux_perf.data";
101 
102 // generated by `simpleperf record -g ls`.
103 static const std::string PERF_DATA_MAX_STACK_AND_PERCENT_LIMIT = "perf_test_max_stack_and_percent_limit.data";
104 
105 // generated by `dd if=/dev/zero of=invalid_perf.data bs=1024 count=1`.
106 static const std::string INVALID_PERF_DATA = "invalid_perf.data";
107 
108 // generated by recording an app.
109 static const std::string PERF_DATA_WITH_WRONG_IP_IN_CALLCHAIN = "wrong_ip_callchain_perf.data";
110 
111 #endif  // SIMPLE_PERF_GET_TEST_DATA_H_
112