1 /*
2 * Copyright (C) 2017 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 #include <sys/mman.h>
18
19 #include <android-base/strings.h>
20 #include <gtest/gtest.h>
21
22 #include <cstddef>
23 #include <fstream>
24 #include <memory>
25 #include <sstream>
26 #include <string>
27
28 #include <unwindstack/Arch.h>
29 #include <unwindstack/Memory.h>
30 #include <unwindstack/RegsArm64.h>
31 #include <unwindstack/Unwinder.h>
32
33 #include "TestUtils.h"
34 #include "utils/MemoryFake.h"
35 #include "utils/OfflineUnwindUtils.h"
36
37 // This collection of tests exercises Unwinder::Unwind for offline unwinds.
38 //
39 // See `libunwindstack/utils/OfflineUnwindUtils.h` for more info on offline unwinds
40 // and b/192012600 for additional information regarding offline unwind benchmarks.
41 namespace unwindstack {
42 namespace {
43
44 class UnwindOfflineTest : public ::testing::Test {
45 public:
GetExpectedSamplesFrameInfo(std::string * expected_frame_info,std::string * error_msg,const std::string & sample_name=OfflineUnwindUtils::kSingleSample)46 bool GetExpectedSamplesFrameInfo(
47 std::string* expected_frame_info, std::string* error_msg,
48 const std::string& sample_name = OfflineUnwindUtils::kSingleSample) {
49 const std::string* a_frame_info_path = offline_utils_.GetFrameInfoFilepath(sample_name);
50 if (a_frame_info_path == nullptr) {
51 std::stringstream err_stream;
52 err_stream << "Unable to get frame info filepath for invalid sample name " << sample_name
53 << ".\n";
54 *error_msg = err_stream.str();
55 return false;
56 }
57
58 std::ifstream in(*a_frame_info_path);
59 std::stringstream buffer;
60 buffer << in.rdbuf();
61 *expected_frame_info = buffer.str();
62 return true;
63 }
64
ConsecutiveUnwindTest(const std::vector<UnwindSampleInfo> & sample_infos)65 void ConsecutiveUnwindTest(const std::vector<UnwindSampleInfo>& sample_infos) {
66 std::string error_msg;
67 if (!offline_utils_.Init(sample_infos, &error_msg)) FAIL() << error_msg;
68
69 for (const auto& sample_info : sample_infos) {
70 const std::string& sample_name = sample_info.offline_files_dir;
71 // Need to change to sample directory for Unwinder to properly init ELF objects.
72 // See more info at OfflineUnwindUtils::ChangeToSampleDirectory.
73 if (!offline_utils_.ChangeToSampleDirectory(&error_msg, sample_name)) FAIL() << error_msg;
74
75 Unwinder unwinder =
76 Unwinder(128, offline_utils_.GetMaps(sample_name), offline_utils_.GetRegs(sample_name),
77 offline_utils_.GetProcessMemory(sample_name));
78 if (sample_info.memory_flag == ProcessMemoryFlag::kIncludeJitMemory) {
79 unwinder.SetJitDebug(offline_utils_.GetJitDebug(sample_name));
80 }
81 unwinder.Unwind();
82
83 size_t expected_num_frames;
84 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg, sample_name))
85 FAIL() << error_msg;
86 std::string expected_frame_info;
87 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg, sample_name))
88 FAIL() << error_msg;
89
90 std::string actual_frame_info = DumpFrames(unwinder);
91 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << actual_frame_info;
92
93 // The old demangler in external/libcxx adds an extra space when closing
94 // multiple sets of template args (e.g. "Foo<Bar<Baz> >"), but the new
95 // libc++ demangler omits it. Replace "> >" with ">>" to work with either
96 // demangler until libc++ is upgraded.
97 // TODO(b/329940638). Remove this workaround and fix the tests.
98 actual_frame_info = android::base::StringReplace(actual_frame_info, "> >", ">>", true);
99 expected_frame_info = android::base::StringReplace(expected_frame_info, "> >", ">>", true);
100
101 EXPECT_EQ(expected_frame_info, actual_frame_info);
102 }
103 }
104
105 protected:
TearDown()106 void TearDown() override { offline_utils_.ReturnToCurrentWorkingDirectory(); }
107
108 OfflineUnwindUtils offline_utils_;
109 };
110
TEST_F(UnwindOfflineTest,pc_straddle_arm)111 TEST_F(UnwindOfflineTest, pc_straddle_arm) {
112 std::string error_msg;
113 if (!offline_utils_.Init({.offline_files_dir = "straddle_arm/", .arch = ARCH_ARM}, &error_msg))
114 FAIL() << error_msg;
115
116 Regs* regs = offline_utils_.GetRegs();
117 std::unique_ptr<Regs> regs_copy(regs->Clone());
118 Unwinder unwinder(128, offline_utils_.GetMaps(), regs, offline_utils_.GetProcessMemory());
119 unwinder.Unwind();
120
121 size_t expected_num_frames;
122 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
123 std::string expected_frame_info;
124 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
125
126 std::string frame_info(DumpFrames(unwinder));
127 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
128 EXPECT_EQ(expected_frame_info, frame_info);
129 EXPECT_EQ(0xf31ea9f8U, unwinder.frames()[0].pc);
130 EXPECT_EQ(0xe9c866f8U, unwinder.frames()[0].sp);
131 EXPECT_EQ(0xf2da0a1bU, unwinder.frames()[1].pc);
132 EXPECT_EQ(0xe9c86728U, unwinder.frames()[1].sp);
133 EXPECT_EQ(0xf2da1441U, unwinder.frames()[2].pc);
134 EXPECT_EQ(0xe9c86730U, unwinder.frames()[2].sp);
135 EXPECT_EQ(0xf3367147U, unwinder.frames()[3].pc);
136 EXPECT_EQ(0xe9c86778U, unwinder.frames()[3].sp);
137
138 // Display build ids now.
139 unwinder.SetRegs(regs_copy.get());
140 unwinder.SetDisplayBuildID(true);
141 unwinder.Unwind();
142
143 frame_info = DumpFrames(unwinder);
144 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
145 EXPECT_EQ(
146 " #00 pc 0001a9f8 libc.so (abort+64) (BuildId: 2dd0d4ba881322a0edabeed94808048c)\n"
147 " #01 pc 00006a1b libbase.so (android::base::DefaultAborter(char const*)+6) (BuildId: "
148 "ed43842c239cac1a618e600ea91c4cbd)\n"
149 " #02 pc 00007441 libbase.so (android::base::LogMessage::~LogMessage()+748) (BuildId: "
150 "ed43842c239cac1a618e600ea91c4cbd)\n"
151 " #03 pc 00015147 /does/not/exist/libhidlbase.so\n",
152 frame_info);
153 }
154
TEST_F(UnwindOfflineTest,pc_in_gnu_debugdata_arm)155 TEST_F(UnwindOfflineTest, pc_in_gnu_debugdata_arm) {
156 std::string error_msg;
157 if (!offline_utils_.Init({.offline_files_dir = "gnu_debugdata_arm/", .arch = ARCH_ARM},
158 &error_msg))
159 FAIL() << error_msg;
160
161 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
162 offline_utils_.GetProcessMemory());
163 unwinder.Unwind();
164
165 size_t expected_num_frames;
166 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
167 std::string expected_frame_info;
168 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
169
170 std::string frame_info(DumpFrames(unwinder));
171 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
172 EXPECT_EQ(expected_frame_info, frame_info);
173 EXPECT_EQ(0xf1f6dc49U, unwinder.frames()[0].pc);
174 EXPECT_EQ(0xd8fe6930U, unwinder.frames()[0].sp);
175 EXPECT_EQ(0xf1f6dce5U, unwinder.frames()[1].pc);
176 EXPECT_EQ(0xd8fe6958U, unwinder.frames()[1].sp);
177 }
178
TEST_F(UnwindOfflineTest,pc_straddle_arm64)179 TEST_F(UnwindOfflineTest, pc_straddle_arm64) {
180 std::string error_msg;
181 if (!offline_utils_.Init({.offline_files_dir = "straddle_arm64/", .arch = ARCH_ARM64},
182 &error_msg))
183 FAIL() << error_msg;
184
185 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
186 offline_utils_.GetProcessMemory());
187 unwinder.Unwind();
188
189 size_t expected_num_frames;
190 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
191 std::string expected_frame_info;
192 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
193
194 std::string frame_info(DumpFrames(unwinder));
195 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
196 EXPECT_EQ(expected_frame_info, frame_info);
197 EXPECT_EQ(0x64d09d4fd8U, unwinder.frames()[0].pc);
198 EXPECT_EQ(0x7fe0d84040U, unwinder.frames()[0].sp);
199 EXPECT_EQ(0x64d09d5078U, unwinder.frames()[1].pc);
200 EXPECT_EQ(0x7fe0d84070U, unwinder.frames()[1].sp);
201 EXPECT_EQ(0x64d09d508cU, unwinder.frames()[2].pc);
202 EXPECT_EQ(0x7fe0d84080U, unwinder.frames()[2].sp);
203 EXPECT_EQ(0x64d09d88fcU, unwinder.frames()[3].pc);
204 EXPECT_EQ(0x7fe0d84090U, unwinder.frames()[3].sp);
205 EXPECT_EQ(0x64d09d88d8U, unwinder.frames()[4].pc);
206 EXPECT_EQ(0x7fe0d840f0U, unwinder.frames()[4].sp);
207 EXPECT_EQ(0x64d0a00d70U, unwinder.frames()[5].pc);
208 EXPECT_EQ(0x7fe0d84110U, unwinder.frames()[5].sp);
209 }
210
TEST_F(UnwindOfflineTest,jit_debug_x86)211 TEST_F(UnwindOfflineTest, jit_debug_x86) {
212 std::string error_msg;
213 if (!offline_utils_.Init({.offline_files_dir = "jit_debug_x86/",
214 .arch = ARCH_X86,
215 .memory_flag = ProcessMemoryFlag::kIncludeJitMemory},
216 &error_msg))
217 FAIL() << error_msg;
218
219 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
220 offline_utils_.GetProcessMemory());
221 unwinder.SetJitDebug(offline_utils_.GetJitDebug());
222 unwinder.Unwind();
223
224 size_t expected_num_frames;
225 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
226 std::string expected_frame_info;
227 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
228
229 std::string frame_info(DumpFrames(unwinder));
230 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
231 EXPECT_EQ(expected_frame_info, frame_info);
232 EXPECT_EQ(0xeb89bfb8U, unwinder.frames()[0].pc);
233 EXPECT_EQ(0xffeb5280U, unwinder.frames()[0].sp);
234 EXPECT_EQ(0xeb89af00U, unwinder.frames()[1].pc);
235 EXPECT_EQ(0xffeb52a0U, unwinder.frames()[1].sp);
236 EXPECT_EQ(0xec6061a8U, unwinder.frames()[2].pc);
237 EXPECT_EQ(0xffeb5ce0U, unwinder.frames()[2].sp);
238 EXPECT_EQ(0xee75be80U, unwinder.frames()[3].pc);
239 EXPECT_EQ(0xffeb5d30U, unwinder.frames()[3].sp);
240 EXPECT_EQ(0xf728e4d2U, unwinder.frames()[4].pc);
241 EXPECT_EQ(0xffeb5d60U, unwinder.frames()[4].sp);
242 EXPECT_EQ(0xf6d27ab5U, unwinder.frames()[5].pc);
243 EXPECT_EQ(0xffeb5d80U, unwinder.frames()[5].sp);
244 EXPECT_EQ(0xf6f7df0dU, unwinder.frames()[6].pc);
245 EXPECT_EQ(0xffeb5e20U, unwinder.frames()[6].sp);
246 EXPECT_EQ(0xf6f73552U, unwinder.frames()[7].pc);
247 EXPECT_EQ(0xffeb5ec0U, unwinder.frames()[7].sp);
248 EXPECT_EQ(0xf6f7499aU, unwinder.frames()[8].pc);
249 EXPECT_EQ(0xffeb5f40U, unwinder.frames()[8].sp);
250 EXPECT_EQ(0xf7265362U, unwinder.frames()[9].pc);
251 EXPECT_EQ(0xffeb5fb0U, unwinder.frames()[9].sp);
252 EXPECT_EQ(0xf72945bdU, unwinder.frames()[10].pc);
253 EXPECT_EQ(0xffeb6110U, unwinder.frames()[10].sp);
254 EXPECT_EQ(0xee75be03U, unwinder.frames()[11].pc);
255 EXPECT_EQ(0xffeb6160U, unwinder.frames()[11].sp);
256 EXPECT_EQ(0xf728e4d2U, unwinder.frames()[12].pc);
257 EXPECT_EQ(0xffeb6180U, unwinder.frames()[12].sp);
258 EXPECT_EQ(0xf6d27ab5U, unwinder.frames()[13].pc);
259 EXPECT_EQ(0xffeb61b0U, unwinder.frames()[13].sp);
260 EXPECT_EQ(0xf6f7df0dU, unwinder.frames()[14].pc);
261 EXPECT_EQ(0xffeb6250U, unwinder.frames()[14].sp);
262 EXPECT_EQ(0xf6f73552U, unwinder.frames()[15].pc);
263 EXPECT_EQ(0xffeb62f0U, unwinder.frames()[15].sp);
264 EXPECT_EQ(0xf6f7499aU, unwinder.frames()[16].pc);
265 EXPECT_EQ(0xffeb6370U, unwinder.frames()[16].sp);
266 EXPECT_EQ(0xf7265362U, unwinder.frames()[17].pc);
267 EXPECT_EQ(0xffeb63e0U, unwinder.frames()[17].sp);
268 EXPECT_EQ(0xf72945bdU, unwinder.frames()[18].pc);
269 EXPECT_EQ(0xffeb6530U, unwinder.frames()[18].sp);
270 EXPECT_EQ(0xee75bd3bU, unwinder.frames()[19].pc);
271 EXPECT_EQ(0xffeb6580U, unwinder.frames()[19].sp);
272 EXPECT_EQ(0xf728e4d2U, unwinder.frames()[20].pc);
273 EXPECT_EQ(0xffeb65b0U, unwinder.frames()[20].sp);
274 EXPECT_EQ(0xf6d27ab5U, unwinder.frames()[21].pc);
275 EXPECT_EQ(0xffeb65e0U, unwinder.frames()[21].sp);
276 EXPECT_EQ(0xf6f7df0dU, unwinder.frames()[22].pc);
277 EXPECT_EQ(0xffeb6680U, unwinder.frames()[22].sp);
278 EXPECT_EQ(0xf6f73552U, unwinder.frames()[23].pc);
279 EXPECT_EQ(0xffeb6720U, unwinder.frames()[23].sp);
280 EXPECT_EQ(0xf6f7499aU, unwinder.frames()[24].pc);
281 EXPECT_EQ(0xffeb67a0U, unwinder.frames()[24].sp);
282 EXPECT_EQ(0xf7265362U, unwinder.frames()[25].pc);
283 EXPECT_EQ(0xffeb6810U, unwinder.frames()[25].sp);
284 EXPECT_EQ(0xf72945bdU, unwinder.frames()[26].pc);
285 EXPECT_EQ(0xffeb6960U, unwinder.frames()[26].sp);
286 EXPECT_EQ(0xee75bbdbU, unwinder.frames()[27].pc);
287 EXPECT_EQ(0xffeb69b0U, unwinder.frames()[27].sp);
288 EXPECT_EQ(0xf728e6a2U, unwinder.frames()[28].pc);
289 EXPECT_EQ(0xffeb69f0U, unwinder.frames()[28].sp);
290 EXPECT_EQ(0xf6d27acbU, unwinder.frames()[29].pc);
291 EXPECT_EQ(0xffeb6a20U, unwinder.frames()[29].sp);
292 EXPECT_EQ(0xf6f7df0dU, unwinder.frames()[30].pc);
293 EXPECT_EQ(0xffeb6ac0U, unwinder.frames()[30].sp);
294 EXPECT_EQ(0xf6f73552U, unwinder.frames()[31].pc);
295 EXPECT_EQ(0xffeb6b60U, unwinder.frames()[31].sp);
296 EXPECT_EQ(0xf6f7499aU, unwinder.frames()[32].pc);
297 EXPECT_EQ(0xffeb6be0U, unwinder.frames()[32].sp);
298 EXPECT_EQ(0xf7265362U, unwinder.frames()[33].pc);
299 EXPECT_EQ(0xffeb6c50U, unwinder.frames()[33].sp);
300 EXPECT_EQ(0xf72945bdU, unwinder.frames()[34].pc);
301 EXPECT_EQ(0xffeb6dd0U, unwinder.frames()[34].sp);
302 EXPECT_EQ(0xee75b624U, unwinder.frames()[35].pc);
303 EXPECT_EQ(0xffeb6e20U, unwinder.frames()[35].sp);
304 EXPECT_EQ(0xf728e4d2U, unwinder.frames()[36].pc);
305 EXPECT_EQ(0xffeb6e50U, unwinder.frames()[36].sp);
306 EXPECT_EQ(0xf6d27ab5U, unwinder.frames()[37].pc);
307 EXPECT_EQ(0xffeb6e70U, unwinder.frames()[37].sp);
308 EXPECT_EQ(0xf6f7df0dU, unwinder.frames()[38].pc);
309 EXPECT_EQ(0xffeb6f10U, unwinder.frames()[38].sp);
310 EXPECT_EQ(0xf6f73552U, unwinder.frames()[39].pc);
311 EXPECT_EQ(0xffeb6fb0U, unwinder.frames()[39].sp);
312 EXPECT_EQ(0xf6f7499aU, unwinder.frames()[40].pc);
313 EXPECT_EQ(0xffeb7030U, unwinder.frames()[40].sp);
314 EXPECT_EQ(0xf7265362U, unwinder.frames()[41].pc);
315 EXPECT_EQ(0xffeb70a0U, unwinder.frames()[41].sp);
316 EXPECT_EQ(0xf72945bdU, unwinder.frames()[42].pc);
317 EXPECT_EQ(0xffeb71f0U, unwinder.frames()[42].sp);
318 EXPECT_EQ(0xee75aedbU, unwinder.frames()[43].pc);
319 EXPECT_EQ(0xffeb7240U, unwinder.frames()[43].sp);
320 EXPECT_EQ(0xf728e4d2U, unwinder.frames()[44].pc);
321 EXPECT_EQ(0xffeb72a0U, unwinder.frames()[44].sp);
322 EXPECT_EQ(0xf6d27ab5U, unwinder.frames()[45].pc);
323 EXPECT_EQ(0xffeb72c0U, unwinder.frames()[45].sp);
324 EXPECT_EQ(0xf6f7df0dU, unwinder.frames()[46].pc);
325 EXPECT_EQ(0xffeb7360U, unwinder.frames()[46].sp);
326 EXPECT_EQ(0xf6f73552U, unwinder.frames()[47].pc);
327 EXPECT_EQ(0xffeb7400U, unwinder.frames()[47].sp);
328 EXPECT_EQ(0xf6f7499aU, unwinder.frames()[48].pc);
329 EXPECT_EQ(0xffeb7480U, unwinder.frames()[48].sp);
330 EXPECT_EQ(0xf7265362U, unwinder.frames()[49].pc);
331 EXPECT_EQ(0xffeb74f0U, unwinder.frames()[49].sp);
332 EXPECT_EQ(0xf72945bdU, unwinder.frames()[50].pc);
333 EXPECT_EQ(0xffeb7680U, unwinder.frames()[50].sp);
334 EXPECT_EQ(0xee756c21U, unwinder.frames()[51].pc);
335 EXPECT_EQ(0xffeb76d0U, unwinder.frames()[51].sp);
336 EXPECT_EQ(0xf728e6a2U, unwinder.frames()[52].pc);
337 EXPECT_EQ(0xffeb76f0U, unwinder.frames()[52].sp);
338 EXPECT_EQ(0xf6d27acbU, unwinder.frames()[53].pc);
339 EXPECT_EQ(0xffeb7710U, unwinder.frames()[53].sp);
340 EXPECT_EQ(0xf6f7df0dU, unwinder.frames()[54].pc);
341 EXPECT_EQ(0xffeb77b0U, unwinder.frames()[54].sp);
342 EXPECT_EQ(0xf6f73552U, unwinder.frames()[55].pc);
343 EXPECT_EQ(0xffeb7850U, unwinder.frames()[55].sp);
344 EXPECT_EQ(0xf6f7499aU, unwinder.frames()[56].pc);
345 EXPECT_EQ(0xffeb78d0U, unwinder.frames()[56].sp);
346 EXPECT_EQ(0xf7265362U, unwinder.frames()[57].pc);
347 EXPECT_EQ(0xffeb7940U, unwinder.frames()[57].sp);
348 EXPECT_EQ(0xf72945bdU, unwinder.frames()[58].pc);
349 EXPECT_EQ(0xffeb7a80U, unwinder.frames()[58].sp);
350 EXPECT_EQ(0xf728e6a2U, unwinder.frames()[59].pc);
351 EXPECT_EQ(0xffeb7ad0U, unwinder.frames()[59].sp);
352 EXPECT_EQ(0xf6d27acbU, unwinder.frames()[60].pc);
353 EXPECT_EQ(0xffeb7af0U, unwinder.frames()[60].sp);
354 EXPECT_EQ(0xf718bc95U, unwinder.frames()[61].pc);
355 EXPECT_EQ(0xffeb7b90U, unwinder.frames()[61].sp);
356 EXPECT_EQ(0xf718bb5aU, unwinder.frames()[62].pc);
357 EXPECT_EQ(0xffeb7c50U, unwinder.frames()[62].sp);
358 EXPECT_EQ(0xf706b3ddU, unwinder.frames()[63].pc);
359 EXPECT_EQ(0xffeb7d10U, unwinder.frames()[63].sp);
360 EXPECT_EQ(0xf6d6548cU, unwinder.frames()[64].pc);
361 EXPECT_EQ(0xffeb7d70U, unwinder.frames()[64].sp);
362 EXPECT_EQ(0xf6d5df06U, unwinder.frames()[65].pc);
363 EXPECT_EQ(0xffeb7df0U, unwinder.frames()[65].sp);
364 EXPECT_EQ(0x56574d8cU, unwinder.frames()[66].pc);
365 EXPECT_EQ(0xffeb7e40U, unwinder.frames()[66].sp);
366 EXPECT_EQ(0x56574a80U, unwinder.frames()[67].pc);
367 EXPECT_EQ(0xffeb7e70U, unwinder.frames()[67].sp);
368 EXPECT_EQ(0xf7363275U, unwinder.frames()[68].pc);
369 EXPECT_EQ(0xffeb7ef0U, unwinder.frames()[68].sp);
370 }
371
TEST_F(UnwindOfflineTest,jit_debug_arm)372 TEST_F(UnwindOfflineTest, jit_debug_arm) {
373 std::string error_msg;
374 if (!offline_utils_.Init({.offline_files_dir = "jit_debug_arm/",
375 .arch = ARCH_ARM,
376 .memory_flag = ProcessMemoryFlag::kIncludeJitMemory},
377 &error_msg))
378 FAIL() << error_msg;
379
380 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
381 offline_utils_.GetProcessMemory());
382 unwinder.SetJitDebug(offline_utils_.GetJitDebug());
383 unwinder.Unwind();
384
385 size_t expected_num_frames;
386 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
387 std::string expected_frame_info;
388 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
389
390 std::string frame_info(DumpFrames(unwinder));
391 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
392 EXPECT_EQ(expected_frame_info, frame_info);
393 EXPECT_EQ(0xdfe66a5eU, unwinder.frames()[0].pc);
394 EXPECT_EQ(0xff85d180U, unwinder.frames()[0].sp);
395 EXPECT_EQ(0xe044712dU, unwinder.frames()[1].pc);
396 EXPECT_EQ(0xff85d200U, unwinder.frames()[1].sp);
397 EXPECT_EQ(0xe27a7cb1U, unwinder.frames()[2].pc);
398 EXPECT_EQ(0xff85d290U, unwinder.frames()[2].sp);
399 EXPECT_EQ(0xed75c175U, unwinder.frames()[3].pc);
400 EXPECT_EQ(0xff85d2b0U, unwinder.frames()[3].sp);
401 EXPECT_EQ(0xed761129U, unwinder.frames()[4].pc);
402 EXPECT_EQ(0xff85d2e8U, unwinder.frames()[4].sp);
403 EXPECT_EQ(0xed3b97a9U, unwinder.frames()[5].pc);
404 EXPECT_EQ(0xff85d370U, unwinder.frames()[5].sp);
405 EXPECT_EQ(0xed541833U, unwinder.frames()[6].pc);
406 EXPECT_EQ(0xff85d3d8U, unwinder.frames()[6].sp);
407 EXPECT_EQ(0xed528935U, unwinder.frames()[7].pc);
408 EXPECT_EQ(0xff85d428U, unwinder.frames()[7].sp);
409 EXPECT_EQ(0xed52971dU, unwinder.frames()[8].pc);
410 EXPECT_EQ(0xff85d470U, unwinder.frames()[8].sp);
411 EXPECT_EQ(0xed73c865U, unwinder.frames()[9].pc);
412 EXPECT_EQ(0xff85d4b0U, unwinder.frames()[9].sp);
413 EXPECT_EQ(0xed7606ffU, unwinder.frames()[10].pc);
414 EXPECT_EQ(0xff85d5d0U, unwinder.frames()[10].sp);
415 EXPECT_EQ(0xe27a7c31U, unwinder.frames()[11].pc);
416 EXPECT_EQ(0xff85d640U, unwinder.frames()[11].sp);
417 EXPECT_EQ(0xed75c175U, unwinder.frames()[12].pc);
418 EXPECT_EQ(0xff85d660U, unwinder.frames()[12].sp);
419 EXPECT_EQ(0xed761129U, unwinder.frames()[13].pc);
420 EXPECT_EQ(0xff85d698U, unwinder.frames()[13].sp);
421 EXPECT_EQ(0xed3b97a9U, unwinder.frames()[14].pc);
422 EXPECT_EQ(0xff85d720U, unwinder.frames()[14].sp);
423 EXPECT_EQ(0xed541833U, unwinder.frames()[15].pc);
424 EXPECT_EQ(0xff85d788U, unwinder.frames()[15].sp);
425 EXPECT_EQ(0xed528935U, unwinder.frames()[16].pc);
426 EXPECT_EQ(0xff85d7d8U, unwinder.frames()[16].sp);
427 EXPECT_EQ(0xed52971dU, unwinder.frames()[17].pc);
428 EXPECT_EQ(0xff85d820U, unwinder.frames()[17].sp);
429 EXPECT_EQ(0xed73c865U, unwinder.frames()[18].pc);
430 EXPECT_EQ(0xff85d860U, unwinder.frames()[18].sp);
431 EXPECT_EQ(0xed7606ffU, unwinder.frames()[19].pc);
432 EXPECT_EQ(0xff85d970U, unwinder.frames()[19].sp);
433 EXPECT_EQ(0xe27a7b77U, unwinder.frames()[20].pc);
434 EXPECT_EQ(0xff85d9e0U, unwinder.frames()[20].sp);
435 EXPECT_EQ(0xed75c175U, unwinder.frames()[21].pc);
436 EXPECT_EQ(0xff85da10U, unwinder.frames()[21].sp);
437 EXPECT_EQ(0xed761129U, unwinder.frames()[22].pc);
438 EXPECT_EQ(0xff85da48U, unwinder.frames()[22].sp);
439 EXPECT_EQ(0xed3b97a9U, unwinder.frames()[23].pc);
440 EXPECT_EQ(0xff85dad0U, unwinder.frames()[23].sp);
441 EXPECT_EQ(0xed541833U, unwinder.frames()[24].pc);
442 EXPECT_EQ(0xff85db38U, unwinder.frames()[24].sp);
443 EXPECT_EQ(0xed528935U, unwinder.frames()[25].pc);
444 EXPECT_EQ(0xff85db88U, unwinder.frames()[25].sp);
445 EXPECT_EQ(0xed52971dU, unwinder.frames()[26].pc);
446 EXPECT_EQ(0xff85dbd0U, unwinder.frames()[26].sp);
447 EXPECT_EQ(0xed73c865U, unwinder.frames()[27].pc);
448 EXPECT_EQ(0xff85dc10U, unwinder.frames()[27].sp);
449 EXPECT_EQ(0xed7606ffU, unwinder.frames()[28].pc);
450 EXPECT_EQ(0xff85dd20U, unwinder.frames()[28].sp);
451 EXPECT_EQ(0xe27a7a29U, unwinder.frames()[29].pc);
452 EXPECT_EQ(0xff85dd90U, unwinder.frames()[29].sp);
453 EXPECT_EQ(0xed75c175U, unwinder.frames()[30].pc);
454 EXPECT_EQ(0xff85ddc0U, unwinder.frames()[30].sp);
455 EXPECT_EQ(0xed76122fU, unwinder.frames()[31].pc);
456 EXPECT_EQ(0xff85de08U, unwinder.frames()[31].sp);
457 EXPECT_EQ(0xed3b97bbU, unwinder.frames()[32].pc);
458 EXPECT_EQ(0xff85de90U, unwinder.frames()[32].sp);
459 EXPECT_EQ(0xed541833U, unwinder.frames()[33].pc);
460 EXPECT_EQ(0xff85def8U, unwinder.frames()[33].sp);
461 EXPECT_EQ(0xed528935U, unwinder.frames()[34].pc);
462 EXPECT_EQ(0xff85df48U, unwinder.frames()[34].sp);
463 EXPECT_EQ(0xed52971dU, unwinder.frames()[35].pc);
464 EXPECT_EQ(0xff85df90U, unwinder.frames()[35].sp);
465 EXPECT_EQ(0xed73c865U, unwinder.frames()[36].pc);
466 EXPECT_EQ(0xff85dfd0U, unwinder.frames()[36].sp);
467 EXPECT_EQ(0xed7606ffU, unwinder.frames()[37].pc);
468 EXPECT_EQ(0xff85e110U, unwinder.frames()[37].sp);
469 EXPECT_EQ(0xe27a739bU, unwinder.frames()[38].pc);
470 EXPECT_EQ(0xff85e180U, unwinder.frames()[38].sp);
471 EXPECT_EQ(0xed75c175U, unwinder.frames()[39].pc);
472 EXPECT_EQ(0xff85e1b0U, unwinder.frames()[39].sp);
473 EXPECT_EQ(0xed761129U, unwinder.frames()[40].pc);
474 EXPECT_EQ(0xff85e1e0U, unwinder.frames()[40].sp);
475 EXPECT_EQ(0xed3b97a9U, unwinder.frames()[41].pc);
476 EXPECT_EQ(0xff85e268U, unwinder.frames()[41].sp);
477 EXPECT_EQ(0xed541833U, unwinder.frames()[42].pc);
478 EXPECT_EQ(0xff85e2d0U, unwinder.frames()[42].sp);
479 EXPECT_EQ(0xed528935U, unwinder.frames()[43].pc);
480 EXPECT_EQ(0xff85e320U, unwinder.frames()[43].sp);
481 EXPECT_EQ(0xed52971dU, unwinder.frames()[44].pc);
482 EXPECT_EQ(0xff85e368U, unwinder.frames()[44].sp);
483 EXPECT_EQ(0xed73c865U, unwinder.frames()[45].pc);
484 EXPECT_EQ(0xff85e3a8U, unwinder.frames()[45].sp);
485 EXPECT_EQ(0xed7606ffU, unwinder.frames()[46].pc);
486 EXPECT_EQ(0xff85e4c0U, unwinder.frames()[46].sp);
487 EXPECT_EQ(0xe27a6aa7U, unwinder.frames()[47].pc);
488 EXPECT_EQ(0xff85e530U, unwinder.frames()[47].sp);
489 EXPECT_EQ(0xed75c175U, unwinder.frames()[48].pc);
490 EXPECT_EQ(0xff85e5a0U, unwinder.frames()[48].sp);
491 EXPECT_EQ(0xed761129U, unwinder.frames()[49].pc);
492 EXPECT_EQ(0xff85e5d8U, unwinder.frames()[49].sp);
493 EXPECT_EQ(0xed3b97a9U, unwinder.frames()[50].pc);
494 EXPECT_EQ(0xff85e660U, unwinder.frames()[50].sp);
495 EXPECT_EQ(0xed541833U, unwinder.frames()[51].pc);
496 EXPECT_EQ(0xff85e6c8U, unwinder.frames()[51].sp);
497 EXPECT_EQ(0xed528935U, unwinder.frames()[52].pc);
498 EXPECT_EQ(0xff85e718U, unwinder.frames()[52].sp);
499 EXPECT_EQ(0xed52971dU, unwinder.frames()[53].pc);
500 EXPECT_EQ(0xff85e760U, unwinder.frames()[53].sp);
501 EXPECT_EQ(0xed73c865U, unwinder.frames()[54].pc);
502 EXPECT_EQ(0xff85e7a0U, unwinder.frames()[54].sp);
503 EXPECT_EQ(0xed7606ffU, unwinder.frames()[55].pc);
504 EXPECT_EQ(0xff85e8f0U, unwinder.frames()[55].sp);
505 EXPECT_EQ(0xe27a1a99U, unwinder.frames()[56].pc);
506 EXPECT_EQ(0xff85e960U, unwinder.frames()[56].sp);
507 EXPECT_EQ(0xed75c175U, unwinder.frames()[57].pc);
508 EXPECT_EQ(0xff85e990U, unwinder.frames()[57].sp);
509 EXPECT_EQ(0xed76122fU, unwinder.frames()[58].pc);
510 EXPECT_EQ(0xff85e9c8U, unwinder.frames()[58].sp);
511 EXPECT_EQ(0xed3b97bbU, unwinder.frames()[59].pc);
512 EXPECT_EQ(0xff85ea50U, unwinder.frames()[59].sp);
513 EXPECT_EQ(0xed541833U, unwinder.frames()[60].pc);
514 EXPECT_EQ(0xff85eab8U, unwinder.frames()[60].sp);
515 EXPECT_EQ(0xed528935U, unwinder.frames()[61].pc);
516 EXPECT_EQ(0xff85eb08U, unwinder.frames()[61].sp);
517 EXPECT_EQ(0xed52971dU, unwinder.frames()[62].pc);
518 EXPECT_EQ(0xff85eb50U, unwinder.frames()[62].sp);
519 EXPECT_EQ(0xed73c865U, unwinder.frames()[63].pc);
520 EXPECT_EQ(0xff85eb90U, unwinder.frames()[63].sp);
521 EXPECT_EQ(0xed7606ffU, unwinder.frames()[64].pc);
522 EXPECT_EQ(0xff85ec90U, unwinder.frames()[64].sp);
523 EXPECT_EQ(0xed75c175U, unwinder.frames()[65].pc);
524 EXPECT_EQ(0xff85ed00U, unwinder.frames()[65].sp);
525 EXPECT_EQ(0xed76122fU, unwinder.frames()[66].pc);
526 EXPECT_EQ(0xff85ed38U, unwinder.frames()[66].sp);
527 EXPECT_EQ(0xed3b97bbU, unwinder.frames()[67].pc);
528 EXPECT_EQ(0xff85edc0U, unwinder.frames()[67].sp);
529 EXPECT_EQ(0xed6ac92dU, unwinder.frames()[68].pc);
530 EXPECT_EQ(0xff85ee28U, unwinder.frames()[68].sp);
531 EXPECT_EQ(0xed6ac6c3U, unwinder.frames()[69].pc);
532 EXPECT_EQ(0xff85eeb8U, unwinder.frames()[69].sp);
533 EXPECT_EQ(0xed602411U, unwinder.frames()[70].pc);
534 EXPECT_EQ(0xff85ef48U, unwinder.frames()[70].sp);
535 EXPECT_EQ(0xed3e0a9fU, unwinder.frames()[71].pc);
536 EXPECT_EQ(0xff85ef90U, unwinder.frames()[71].sp);
537 EXPECT_EQ(0xed3db9b9U, unwinder.frames()[72].pc);
538 EXPECT_EQ(0xff85f008U, unwinder.frames()[72].sp);
539 EXPECT_EQ(0xab0d459fU, unwinder.frames()[73].pc);
540 EXPECT_EQ(0xff85f038U, unwinder.frames()[73].sp);
541 EXPECT_EQ(0xab0d4349U, unwinder.frames()[74].pc);
542 EXPECT_EQ(0xff85f050U, unwinder.frames()[74].sp);
543 EXPECT_EQ(0xedb0d0c9U, unwinder.frames()[75].pc);
544 EXPECT_EQ(0xff85f0c0U, unwinder.frames()[75].sp);
545 }
546
547 struct LeakType {
LeakTypeunwindstack::__anonacb77c110111::LeakType548 LeakType(Maps* maps, Regs* regs, std::shared_ptr<Memory>& process_memory,
549 size_t expected_num_frames)
550 : maps(maps),
551 regs(regs),
552 process_memory(process_memory),
553 expected_num_frames(expected_num_frames) {}
554
555 Maps* maps;
556 Regs* regs;
557 std::shared_ptr<Memory>& process_memory;
558 size_t expected_num_frames;
559 };
560
OfflineUnwind(void * data)561 static void OfflineUnwind(void* data) {
562 LeakType* leak_data = reinterpret_cast<LeakType*>(data);
563
564 std::unique_ptr<Regs> regs_copy(leak_data->regs->Clone());
565 std::unique_ptr<JitDebug> jit_debug =
566 CreateJitDebug(leak_data->regs->Arch(), leak_data->process_memory);
567 Unwinder unwinder(128, leak_data->maps, regs_copy.get(), leak_data->process_memory);
568 unwinder.SetJitDebug(jit_debug.get());
569 unwinder.Unwind();
570 ASSERT_EQ(leak_data->expected_num_frames, unwinder.NumFrames());
571 }
572
TEST_F(UnwindOfflineTest,unwind_offline_check_for_leaks)573 TEST_F(UnwindOfflineTest, unwind_offline_check_for_leaks) {
574 #if !defined(__BIONIC__)
575 GTEST_SKIP() << "Leak checking depends on bionic.";
576 #endif
577
578 std::string error_msg;
579 if (!offline_utils_.Init({.offline_files_dir = "jit_debug_arm/",
580 .arch = ARCH_ARM,
581 .memory_flag = ProcessMemoryFlag::kIncludeJitMemory},
582 &error_msg))
583 FAIL() << error_msg;
584
585 std::shared_ptr<Memory> process_memory = offline_utils_.GetProcessMemory();
586
587 size_t expected_num_frames;
588 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
589 LeakType data(offline_utils_.GetMaps(), offline_utils_.GetRegs(), process_memory,
590 expected_num_frames);
591 TestCheckForLeaks(OfflineUnwind, &data);
592 }
593
594 // The eh_frame_hdr data is present but set to zero fdes. This should
595 // fallback to iterating over the cies/fdes and ignore the eh_frame_hdr.
596 // No .gnu_debugdata section in the elf file, so no symbols.
TEST_F(UnwindOfflineTest,bad_eh_frame_hdr_arm64)597 TEST_F(UnwindOfflineTest, bad_eh_frame_hdr_arm64) {
598 std::string error_msg;
599 if (!offline_utils_.Init({.offline_files_dir = "bad_eh_frame_hdr_arm64/", .arch = ARCH_ARM64},
600 &error_msg))
601 FAIL() << error_msg;
602
603 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
604 offline_utils_.GetProcessMemory());
605 unwinder.Unwind();
606
607 size_t expected_num_frames;
608 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
609 std::string expected_frame_info;
610 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
611
612 std::string frame_info(DumpFrames(unwinder));
613 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
614 EXPECT_EQ(expected_frame_info, frame_info);
615 EXPECT_EQ(0x60a9fdf550U, unwinder.frames()[0].pc);
616 EXPECT_EQ(0x7fdd141990U, unwinder.frames()[0].sp);
617 EXPECT_EQ(0x60a9fdf568U, unwinder.frames()[1].pc);
618 EXPECT_EQ(0x7fdd1419a0U, unwinder.frames()[1].sp);
619 EXPECT_EQ(0x60a9fdf57cU, unwinder.frames()[2].pc);
620 EXPECT_EQ(0x7fdd1419b0U, unwinder.frames()[2].sp);
621 EXPECT_EQ(0x60a9fdf590U, unwinder.frames()[3].pc);
622 EXPECT_EQ(0x7fdd1419c0U, unwinder.frames()[3].sp);
623 EXPECT_EQ(0x7542d68e98U, unwinder.frames()[4].pc);
624 EXPECT_EQ(0x7fdd1419d0U, unwinder.frames()[4].sp);
625 }
626
627 // The elf has bad eh_frame unwind information for the pcs. If eh_frame
628 // is used first, the unwind will not match the expected output.
TEST_F(UnwindOfflineTest,debug_frame_first_x86)629 TEST_F(UnwindOfflineTest, debug_frame_first_x86) {
630 std::string error_msg;
631 if (!offline_utils_.Init({.offline_files_dir = "debug_frame_first_x86/", .arch = ARCH_X86},
632 &error_msg))
633 FAIL() << error_msg;
634
635 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
636 offline_utils_.GetProcessMemory());
637 unwinder.Unwind();
638
639 size_t expected_num_frames;
640 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
641 std::string expected_frame_info;
642 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
643
644 std::string frame_info(DumpFrames(unwinder));
645 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
646 EXPECT_EQ(expected_frame_info, frame_info);
647 EXPECT_EQ(0x56598685U, unwinder.frames()[0].pc);
648 EXPECT_EQ(0xffcf9e38U, unwinder.frames()[0].sp);
649 EXPECT_EQ(0x565986b7U, unwinder.frames()[1].pc);
650 EXPECT_EQ(0xffcf9e50U, unwinder.frames()[1].sp);
651 EXPECT_EQ(0x565986d7U, unwinder.frames()[2].pc);
652 EXPECT_EQ(0xffcf9e60U, unwinder.frames()[2].sp);
653 EXPECT_EQ(0x565986f7U, unwinder.frames()[3].pc);
654 EXPECT_EQ(0xffcf9e70U, unwinder.frames()[3].sp);
655 EXPECT_EQ(0xf744a275U, unwinder.frames()[4].pc);
656 EXPECT_EQ(0xffcf9e80U, unwinder.frames()[4].sp);
657 }
658
659 // Make sure that a pc that is at the beginning of an fde unwinds correctly.
TEST_F(UnwindOfflineTest,eh_frame_hdr_begin_x86_64)660 TEST_F(UnwindOfflineTest, eh_frame_hdr_begin_x86_64) {
661 std::string error_msg;
662 if (!offline_utils_.Init({.offline_files_dir = "eh_frame_hdr_begin_x86_64/", .arch = ARCH_X86_64},
663 &error_msg))
664 FAIL() << error_msg;
665
666 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
667 offline_utils_.GetProcessMemory());
668 unwinder.Unwind();
669
670 size_t expected_num_frames;
671 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
672 std::string expected_frame_info;
673 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
674
675 std::string frame_info(DumpFrames(unwinder));
676 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
677 EXPECT_EQ(expected_frame_info, frame_info);
678 EXPECT_EQ(0x561550b17a80U, unwinder.frames()[0].pc);
679 EXPECT_EQ(0x7ffcc8596ce8U, unwinder.frames()[0].sp);
680 EXPECT_EQ(0x561550b17dd9U, unwinder.frames()[1].pc);
681 EXPECT_EQ(0x7ffcc8596cf0U, unwinder.frames()[1].sp);
682 EXPECT_EQ(0x561550b1821eU, unwinder.frames()[2].pc);
683 EXPECT_EQ(0x7ffcc8596f40U, unwinder.frames()[2].sp);
684 EXPECT_EQ(0x561550b183edU, unwinder.frames()[3].pc);
685 EXPECT_EQ(0x7ffcc8597190U, unwinder.frames()[3].sp);
686 EXPECT_EQ(0x7f4de62162b0U, unwinder.frames()[4].pc);
687 EXPECT_EQ(0x7ffcc85971a0U, unwinder.frames()[4].sp);
688 }
689
TEST_F(UnwindOfflineTest,art_quick_osr_stub_arm)690 TEST_F(UnwindOfflineTest, art_quick_osr_stub_arm) {
691 std::string error_msg;
692 if (!offline_utils_.Init({.offline_files_dir = "art_quick_osr_stub_arm/",
693 .arch = ARCH_ARM,
694 .memory_flag = ProcessMemoryFlag::kIncludeJitMemory},
695 &error_msg))
696 FAIL() << error_msg;
697
698 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
699 offline_utils_.GetProcessMemory());
700 unwinder.SetJitDebug(offline_utils_.GetJitDebug());
701 unwinder.Unwind();
702
703 size_t expected_num_frames;
704 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
705 std::string expected_frame_info;
706 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
707
708 std::string frame_info(DumpFrames(unwinder));
709 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
710 EXPECT_EQ(expected_frame_info, frame_info);
711 EXPECT_EQ(0xd025c788U, unwinder.frames()[0].pc);
712 EXPECT_EQ(0xcd4ff140U, unwinder.frames()[0].sp);
713 EXPECT_EQ(0xd025cdd5U, unwinder.frames()[1].pc);
714 EXPECT_EQ(0xcd4ff140U, unwinder.frames()[1].sp);
715 EXPECT_EQ(0xe4a755bbU, unwinder.frames()[2].pc);
716 EXPECT_EQ(0xcd4ff160U, unwinder.frames()[2].sp);
717 EXPECT_EQ(0xe48c77a5U, unwinder.frames()[3].pc);
718 EXPECT_EQ(0xcd4ff190U, unwinder.frames()[3].sp);
719 EXPECT_EQ(0xe4a641a7U, unwinder.frames()[4].pc);
720 EXPECT_EQ(0xcd4ff298U, unwinder.frames()[4].sp);
721 EXPECT_EQ(0xe4a74474U, unwinder.frames()[5].pc);
722 EXPECT_EQ(0xcd4ff2b8U, unwinder.frames()[5].sp);
723 EXPECT_EQ(0xcd8365b0U, unwinder.frames()[6].pc);
724 EXPECT_EQ(0xcd4ff2e0U, unwinder.frames()[6].sp);
725 EXPECT_EQ(0xe4839f1bU, unwinder.frames()[7].pc);
726 EXPECT_EQ(0xcd4ff2e0U, unwinder.frames()[7].sp);
727 EXPECT_EQ(0xe483e593U, unwinder.frames()[8].pc);
728 EXPECT_EQ(0xcd4ff330U, unwinder.frames()[8].sp);
729 EXPECT_EQ(0xe4856d01U, unwinder.frames()[9].pc);
730 EXPECT_EQ(0xcd4ff380U, unwinder.frames()[9].sp);
731 EXPECT_EQ(0xe4a60427U, unwinder.frames()[10].pc);
732 EXPECT_EQ(0xcd4ff430U, unwinder.frames()[10].sp);
733 EXPECT_EQ(0xe4a67b94U, unwinder.frames()[11].pc);
734 EXPECT_EQ(0xcd4ff498U, unwinder.frames()[11].sp);
735 EXPECT_EQ(0x7004873eU, unwinder.frames()[12].pc);
736 EXPECT_EQ(0xcd4ff4c0U, unwinder.frames()[12].sp);
737 EXPECT_EQ(0xe4839f1bU, unwinder.frames()[13].pc);
738 EXPECT_EQ(0xcd4ff4c0U, unwinder.frames()[13].sp);
739 EXPECT_EQ(0xe483e4d5U, unwinder.frames()[14].pc);
740 EXPECT_EQ(0xcd4ff510U, unwinder.frames()[14].sp);
741 EXPECT_EQ(0xe4a545abU, unwinder.frames()[15].pc);
742 EXPECT_EQ(0xcd4ff538U, unwinder.frames()[15].sp);
743 EXPECT_EQ(0xe4a79affU, unwinder.frames()[16].pc);
744 EXPECT_EQ(0xcd4ff640U, unwinder.frames()[16].sp);
745 EXPECT_EQ(0xe4a75575U, unwinder.frames()[17].pc);
746 EXPECT_EQ(0xcd4ff6b0U, unwinder.frames()[17].sp);
747 EXPECT_EQ(0xe4a7a531U, unwinder.frames()[18].pc);
748 EXPECT_EQ(0xcd4ff6e8U, unwinder.frames()[18].sp);
749 EXPECT_EQ(0xe471668dU, unwinder.frames()[19].pc);
750 EXPECT_EQ(0xcd4ff770U, unwinder.frames()[19].sp);
751 EXPECT_EQ(0xe49c4f49U, unwinder.frames()[20].pc);
752 EXPECT_EQ(0xcd4ff7c8U, unwinder.frames()[20].sp);
753 EXPECT_EQ(0xe49c5cd9U, unwinder.frames()[21].pc);
754 EXPECT_EQ(0xcd4ff850U, unwinder.frames()[21].sp);
755 EXPECT_EQ(0xe49e71ddU, unwinder.frames()[22].pc);
756 EXPECT_EQ(0xcd4ff8e8U, unwinder.frames()[22].sp);
757 EXPECT_EQ(0xe7df3925U, unwinder.frames()[23].pc);
758 EXPECT_EQ(0xcd4ff958U, unwinder.frames()[23].sp);
759 EXPECT_EQ(0xe7daee39U, unwinder.frames()[24].pc);
760 EXPECT_EQ(0xcd4ff960U, unwinder.frames()[24].sp);
761 }
762
TEST_F(UnwindOfflineTest,jit_map_arm)763 TEST_F(UnwindOfflineTest, jit_map_arm) {
764 std::string error_msg;
765 if (!offline_utils_.Init({.offline_files_dir = "jit_map_arm/", .arch = ARCH_ARM}, &error_msg))
766 FAIL() << error_msg;
767
768 Maps* maps = offline_utils_.GetMaps();
769 maps->Add(0xd025c788, 0xd025c9f0, 0, PROT_READ | PROT_EXEC | MAPS_FLAGS_JIT_SYMFILE_MAP,
770 "jit_map0.so", 0);
771 maps->Add(0xd025cd98, 0xd025cff4, 0, PROT_READ | PROT_EXEC | MAPS_FLAGS_JIT_SYMFILE_MAP,
772 "jit_map1.so", 0);
773 maps->Sort();
774
775 Unwinder unwinder(128, maps, offline_utils_.GetRegs(), offline_utils_.GetProcessMemory());
776 unwinder.Unwind();
777
778 size_t expected_num_frames;
779 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
780 std::string expected_frame_info;
781 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
782
783 std::string frame_info(DumpFrames(unwinder));
784 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
785 EXPECT_EQ(expected_frame_info, frame_info);
786 EXPECT_EQ(0xd025c788U, unwinder.frames()[0].pc);
787 EXPECT_EQ(0xcd4ff140U, unwinder.frames()[0].sp);
788 EXPECT_EQ(0xd025cdd5U, unwinder.frames()[1].pc);
789 EXPECT_EQ(0xcd4ff140U, unwinder.frames()[1].sp);
790 EXPECT_EQ(0xe4a755bbU, unwinder.frames()[2].pc);
791 EXPECT_EQ(0xcd4ff160U, unwinder.frames()[2].sp);
792 EXPECT_EQ(0xe49e71ddU, unwinder.frames()[3].pc);
793 EXPECT_EQ(0xcd4ff8e8U, unwinder.frames()[3].sp);
794 EXPECT_EQ(0xe7df3925U, unwinder.frames()[4].pc);
795 EXPECT_EQ(0xcd4ff958U, unwinder.frames()[4].sp);
796 EXPECT_EQ(0xe7daee39U, unwinder.frames()[5].pc);
797 EXPECT_EQ(0xcd4ff960U, unwinder.frames()[5].sp);
798 }
799
TEST_F(UnwindOfflineTest,offset_arm)800 TEST_F(UnwindOfflineTest, offset_arm) {
801 std::string error_msg;
802 if (!offline_utils_.Init({.offline_files_dir = "offset_arm/", .arch = ARCH_ARM}, &error_msg))
803 FAIL() << error_msg;
804
805 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
806 offline_utils_.GetProcessMemory());
807 unwinder.Unwind();
808
809 size_t expected_num_frames;
810 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
811 std::string expected_frame_info;
812 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
813
814 std::string frame_info(DumpFrames(unwinder));
815 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
816 EXPECT_EQ(expected_frame_info, frame_info);
817 EXPECT_EQ(0x2e55fa0U, unwinder.frames()[0].pc);
818 EXPECT_EQ(0xf43d2cccU, unwinder.frames()[0].sp);
819 EXPECT_EQ(0x2e55febU, unwinder.frames()[1].pc);
820 EXPECT_EQ(0xf43d2ce0U, unwinder.frames()[1].sp);
821 EXPECT_EQ(0x2e55ff3U, unwinder.frames()[2].pc);
822 EXPECT_EQ(0xf43d2ce8U, unwinder.frames()[2].sp);
823 EXPECT_EQ(0x2e59ed3U, unwinder.frames()[3].pc);
824 EXPECT_EQ(0xf43d2cf0U, unwinder.frames()[3].sp);
825 EXPECT_EQ(0xf413652cU, unwinder.frames()[4].pc);
826 EXPECT_EQ(0xf43d2d10U, unwinder.frames()[4].sp);
827 EXPECT_EQ(0U, unwinder.frames()[5].pc);
828 EXPECT_EQ(0xffcc0ee0U, unwinder.frames()[5].sp);
829 EXPECT_EQ(0x2e562d9U, unwinder.frames()[6].pc);
830 EXPECT_EQ(0xffcc0ee0U, unwinder.frames()[6].sp);
831 EXPECT_EQ(0x2e56c4fU, unwinder.frames()[7].pc);
832 EXPECT_EQ(0xffcc1060U, unwinder.frames()[7].sp);
833 EXPECT_EQ(0x2e56c81U, unwinder.frames()[8].pc);
834 EXPECT_EQ(0xffcc1078U, unwinder.frames()[8].sp);
835 EXPECT_EQ(0x2e58547U, unwinder.frames()[9].pc);
836 EXPECT_EQ(0xffcc1090U, unwinder.frames()[9].sp);
837 EXPECT_EQ(0x2e58d99U, unwinder.frames()[10].pc);
838 EXPECT_EQ(0xffcc1438U, unwinder.frames()[10].sp);
839 EXPECT_EQ(0x2e7e453U, unwinder.frames()[11].pc);
840 EXPECT_EQ(0xffcc1448U, unwinder.frames()[11].sp);
841 EXPECT_EQ(0x2e7ede7U, unwinder.frames()[12].pc);
842 EXPECT_EQ(0xffcc1458U, unwinder.frames()[12].sp);
843 EXPECT_EQ(0x2e7f105U, unwinder.frames()[13].pc);
844 EXPECT_EQ(0xffcc1490U, unwinder.frames()[13].sp);
845 EXPECT_EQ(0x2e84215U, unwinder.frames()[14].pc);
846 EXPECT_EQ(0xffcc14c0U, unwinder.frames()[14].sp);
847 EXPECT_EQ(0x2e83f4fU, unwinder.frames()[15].pc);
848 EXPECT_EQ(0xffcc1510U, unwinder.frames()[15].sp);
849 EXPECT_EQ(0x2e773dbU, unwinder.frames()[16].pc);
850 EXPECT_EQ(0xffcc1528U, unwinder.frames()[16].sp);
851 EXPECT_EQ(0xf41a2c0dU, unwinder.frames()[17].pc);
852 EXPECT_EQ(0xffcc1540U, unwinder.frames()[17].sp);
853 EXPECT_EQ(0x2b6c02fU, unwinder.frames()[18].pc);
854 EXPECT_EQ(0xffcc1558U, unwinder.frames()[18].sp);
855 }
856
857 // Test using a non-zero load bias library that has the fde entries
858 // encoded as 0xb, which is not set as pc relative.
TEST_F(UnwindOfflineTest,debug_frame_load_bias_arm)859 TEST_F(UnwindOfflineTest, debug_frame_load_bias_arm) {
860 std::string error_msg;
861 if (!offline_utils_.Init({.offline_files_dir = "debug_frame_load_bias_arm/", .arch = ARCH_ARM},
862 &error_msg))
863 FAIL() << error_msg;
864
865 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
866 offline_utils_.GetProcessMemory());
867 unwinder.Unwind();
868
869 size_t expected_num_frames;
870 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
871 std::string expected_frame_info;
872 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
873
874 std::string frame_info(DumpFrames(unwinder));
875 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
876 EXPECT_EQ(expected_frame_info, frame_info);
877 EXPECT_EQ(0xf0be238cU, unwinder.frames()[0].pc);
878 EXPECT_EQ(0xffd4a638U, unwinder.frames()[0].sp);
879 EXPECT_EQ(0xf0bb240fU, unwinder.frames()[1].pc);
880 EXPECT_EQ(0xffd4a638U, unwinder.frames()[1].sp);
881 EXPECT_EQ(0xf1a75535U, unwinder.frames()[2].pc);
882 EXPECT_EQ(0xffd4a650U, unwinder.frames()[2].sp);
883 EXPECT_EQ(0xf1a75633U, unwinder.frames()[3].pc);
884 EXPECT_EQ(0xffd4a6b0U, unwinder.frames()[3].sp);
885 EXPECT_EQ(0xf1a75b57U, unwinder.frames()[4].pc);
886 EXPECT_EQ(0xffd4a6d0U, unwinder.frames()[4].sp);
887 EXPECT_EQ(0x8d1cc21U, unwinder.frames()[5].pc);
888 EXPECT_EQ(0xffd4a6e8U, unwinder.frames()[5].sp);
889 EXPECT_EQ(0xf0c15b89U, unwinder.frames()[6].pc);
890 EXPECT_EQ(0xffd4a700U, unwinder.frames()[6].sp);
891 EXPECT_EQ(0x8d1cb77U, unwinder.frames()[7].pc);
892 EXPECT_EQ(0xffd4a718U, unwinder.frames()[7].sp);
893 }
894
TEST_F(UnwindOfflineTest,shared_lib_in_apk_arm64)895 TEST_F(UnwindOfflineTest, shared_lib_in_apk_arm64) {
896 std::string error_msg;
897 if (!offline_utils_.Init({.offline_files_dir = "shared_lib_in_apk_arm64/", .arch = ARCH_ARM64},
898 &error_msg))
899 FAIL() << error_msg;
900
901 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
902 offline_utils_.GetProcessMemory());
903 unwinder.Unwind();
904
905 size_t expected_num_frames;
906 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
907 std::string expected_frame_info;
908 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
909
910 std::string frame_info(DumpFrames(unwinder));
911 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
912 EXPECT_EQ(expected_frame_info, frame_info);
913 EXPECT_EQ(0x7e82c4fcbcULL, unwinder.frames()[0].pc);
914 EXPECT_EQ(0x7df8ca3bf0ULL, unwinder.frames()[0].sp);
915 EXPECT_EQ(0x7e82b5726cULL, unwinder.frames()[1].pc);
916 EXPECT_EQ(0x7df8ca3bf0ULL, unwinder.frames()[1].sp);
917 EXPECT_EQ(0x7e82b018c0ULL, unwinder.frames()[2].pc);
918 EXPECT_EQ(0x7df8ca3da0ULL, unwinder.frames()[2].sp);
919 EXPECT_EQ(0x7e7eecc6f4ULL, unwinder.frames()[3].pc);
920 EXPECT_EQ(0x7dabf3db60ULL, unwinder.frames()[3].sp);
921 EXPECT_EQ(0x7e7eeccad4ULL, unwinder.frames()[4].pc);
922 EXPECT_EQ(0x7dabf3dc40ULL, unwinder.frames()[4].sp);
923 EXPECT_EQ(0x7dabc405b4ULL, unwinder.frames()[5].pc);
924 EXPECT_EQ(0x7dabf3dc50ULL, unwinder.frames()[5].sp);
925 EXPECT_EQ(0x7e7eec7e68ULL, unwinder.frames()[6].pc);
926 EXPECT_EQ(0x7dabf3dc70ULL, unwinder.frames()[6].sp);
927 // Ignore top frame since the test code was modified to end in __libc_init.
928 }
929
TEST_F(UnwindOfflineTest,shared_lib_in_apk_memory_only_arm64)930 TEST_F(UnwindOfflineTest, shared_lib_in_apk_memory_only_arm64) {
931 std::string error_msg;
932 if (!offline_utils_.Init(
933 {.offline_files_dir = "shared_lib_in_apk_memory_only_arm64/", .arch = ARCH_ARM64},
934 &error_msg))
935 FAIL() << error_msg;
936 // Add the memory that represents the shared library.
937
938 std::shared_ptr<Memory> process_memory = offline_utils_.GetProcessMemory();
939 MemoryOfflineParts* memory = reinterpret_cast<MemoryOfflineParts*>(process_memory.get());
940 const std::string* offline_files_path = offline_utils_.GetOfflineFilesPath();
941 if (offline_files_path == nullptr) FAIL() << "GetOfflineFilesPath() failed.";
942
943 if (!AddMemory(*offline_files_path + "lib_mem.data", memory, &error_msg)) FAIL() << error_msg;
944
945 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(), process_memory);
946 unwinder.Unwind();
947
948 size_t expected_num_frames;
949 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
950 std::string expected_frame_info;
951 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
952
953 std::string frame_info(DumpFrames(unwinder));
954 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
955 EXPECT_EQ(expected_frame_info, frame_info);
956 EXPECT_EQ(0x7e82c4fcbcULL, unwinder.frames()[0].pc);
957 EXPECT_EQ(0x7df8ca3bf0ULL, unwinder.frames()[0].sp);
958 EXPECT_EQ(0x7e82b5726cULL, unwinder.frames()[1].pc);
959 EXPECT_EQ(0x7df8ca3bf0ULL, unwinder.frames()[1].sp);
960 EXPECT_EQ(0x7e82b018c0ULL, unwinder.frames()[2].pc);
961 EXPECT_EQ(0x7df8ca3da0ULL, unwinder.frames()[2].sp);
962 EXPECT_EQ(0x7e7eecc6f4ULL, unwinder.frames()[3].pc);
963 EXPECT_EQ(0x7dabf3db60ULL, unwinder.frames()[3].sp);
964 EXPECT_EQ(0x7e7eeccad4ULL, unwinder.frames()[4].pc);
965 EXPECT_EQ(0x7dabf3dc40ULL, unwinder.frames()[4].sp);
966 EXPECT_EQ(0x7dabc405b4ULL, unwinder.frames()[5].pc);
967 EXPECT_EQ(0x7dabf3dc50ULL, unwinder.frames()[5].sp);
968 EXPECT_EQ(0x7e7eec7e68ULL, unwinder.frames()[6].pc);
969 EXPECT_EQ(0x7dabf3dc70ULL, unwinder.frames()[6].sp);
970 // Ignore top frame since the test code was modified to end in __libc_init.
971 }
972
TEST_F(UnwindOfflineTest,shared_lib_in_apk_single_map_arm64)973 TEST_F(UnwindOfflineTest, shared_lib_in_apk_single_map_arm64) {
974 std::string error_msg;
975 if (!offline_utils_.Init(
976 {.offline_files_dir = "shared_lib_in_apk_single_map_arm64/", .arch = ARCH_ARM64},
977 &error_msg))
978 FAIL() << error_msg;
979
980 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
981 offline_utils_.GetProcessMemory());
982 unwinder.Unwind();
983
984 size_t expected_num_frames;
985 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
986 std::string expected_frame_info;
987 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
988
989 std::string frame_info(DumpFrames(unwinder));
990 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
991 EXPECT_EQ(expected_frame_info, frame_info);
992 EXPECT_EQ(0x7cbe0b14bcULL, unwinder.frames()[0].pc);
993 EXPECT_EQ(0x7be4f077d0ULL, unwinder.frames()[0].sp);
994 EXPECT_EQ(0x7be6715f5cULL, unwinder.frames()[1].pc);
995 EXPECT_EQ(0x7be4f077d0ULL, unwinder.frames()[1].sp);
996 EXPECT_EQ(0x7be6715e9cULL, unwinder.frames()[2].pc);
997 EXPECT_EQ(0x7be4f07800ULL, unwinder.frames()[2].sp);
998 EXPECT_EQ(0x7be6715d70ULL, unwinder.frames()[3].pc);
999 EXPECT_EQ(0x7be4f07840ULL, unwinder.frames()[3].sp);
1000 EXPECT_EQ(0x7be6716408ULL, unwinder.frames()[4].pc);
1001 EXPECT_EQ(0x7be4f07860ULL, unwinder.frames()[4].sp);
1002 EXPECT_EQ(0x7be67168d8ULL, unwinder.frames()[5].pc);
1003 EXPECT_EQ(0x7be4f07880ULL, unwinder.frames()[5].sp);
1004 EXPECT_EQ(0x7be6716814ULL, unwinder.frames()[6].pc);
1005 EXPECT_EQ(0x7be4f078f0ULL, unwinder.frames()[6].sp);
1006 EXPECT_EQ(0x7be6704f60ULL, unwinder.frames()[7].pc);
1007 EXPECT_EQ(0x7be4f07910ULL, unwinder.frames()[7].sp);
1008 EXPECT_EQ(0x7be5f7b024ULL, unwinder.frames()[8].pc);
1009 EXPECT_EQ(0x7be4f07950ULL, unwinder.frames()[8].sp);
1010 EXPECT_EQ(0x7be5f7cad0ULL, unwinder.frames()[9].pc);
1011 EXPECT_EQ(0x7be4f07aa0ULL, unwinder.frames()[9].sp);
1012 EXPECT_EQ(0x7be5f7cb64ULL, unwinder.frames()[10].pc);
1013 EXPECT_EQ(0x7be4f07ce0ULL, unwinder.frames()[10].sp);
1014 EXPECT_EQ(0x7cbe11406cULL, unwinder.frames()[11].pc);
1015 EXPECT_EQ(0x7be4f07d00ULL, unwinder.frames()[11].sp);
1016 EXPECT_EQ(0x7cbe0b5e18ULL, unwinder.frames()[12].pc);
1017 EXPECT_EQ(0x7be4f07d20ULL, unwinder.frames()[12].sp);
1018 }
1019
TEST_F(UnwindOfflineTest,invalid_elf_offset_arm)1020 TEST_F(UnwindOfflineTest, invalid_elf_offset_arm) {
1021 std::string error_msg;
1022 if (!offline_utils_.Init({.offline_files_dir = "invalid_elf_offset_arm/",
1023 .arch = ARCH_ARM,
1024 .memory_flag = ProcessMemoryFlag::kNoMemory},
1025 &error_msg))
1026 FAIL() << error_msg;
1027
1028 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1029 offline_utils_.GetProcessMemory());
1030 unwinder.Unwind();
1031
1032 size_t expected_num_frames;
1033 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1034
1035 std::string frame_info(DumpFrames(unwinder));
1036 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1037 EXPECT_EQ(" #00 pc 00aa7508 invalid.apk (offset 0x12e4000)\n", frame_info);
1038 EXPECT_EQ(0xc898f508, unwinder.frames()[0].pc);
1039 EXPECT_EQ(0xc2044218, unwinder.frames()[0].sp);
1040 }
1041
TEST_F(UnwindOfflineTest,load_bias_ro_rx_x86_64)1042 TEST_F(UnwindOfflineTest, load_bias_ro_rx_x86_64) {
1043 std::string error_msg;
1044 if (!offline_utils_.Init({.offline_files_dir = "load_bias_ro_rx_x86_64/", .arch = ARCH_X86_64},
1045 &error_msg))
1046 FAIL() << error_msg;
1047
1048 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1049 offline_utils_.GetProcessMemory());
1050 unwinder.Unwind();
1051
1052 size_t expected_num_frames;
1053 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1054
1055 std::string frame_info(DumpFrames(unwinder));
1056 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1057 EXPECT_EQ(
1058 " #00 pc 00000000000e9dd4 libc.so (__write+20)\n"
1059 " #01 pc 000000000007ab9c libc.so (_IO_file_write+44)\n"
1060 " #02 pc 0000000000079f3e libc.so\n"
1061 " #03 pc 000000000007bce8 libc.so (_IO_do_write+24)\n"
1062 " #04 pc 000000000007b26e libc.so (_IO_file_xsputn+270)\n"
1063 " #05 pc 000000000004f7f9 libc.so (_IO_vfprintf+1945)\n"
1064 " #06 pc 0000000000057cb5 libc.so (_IO_printf+165)\n"
1065 " #07 pc 0000000000ed1796 perfetto_unittests "
1066 "(testing::internal::PrettyUnitTestResultPrinter::OnTestIterationStart(testing::UnitTest "
1067 "const&, int)+374)\n"
1068 " #08 pc 0000000000ed30fd perfetto_unittests "
1069 "(testing::internal::TestEventRepeater::OnTestIterationStart(testing::UnitTest const&, "
1070 "int)+125)\n"
1071 " #09 pc 0000000000ed5e25 perfetto_unittests "
1072 "(testing::internal::UnitTestImpl::RunAllTests()+581)\n"
1073 " #10 pc 0000000000ef63f3 perfetto_unittests "
1074 "(bool "
1075 "testing::internal::HandleSehExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, "
1076 "bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char "
1077 "const*)+131)\n"
1078 " #11 pc 0000000000ee2a21 perfetto_unittests "
1079 "(bool "
1080 "testing::internal::HandleExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, "
1081 "bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char "
1082 "const*)+113)\n"
1083 " #12 pc 0000000000ed5bb9 perfetto_unittests (testing::UnitTest::Run()+185)\n"
1084 " #13 pc 0000000000e900f0 perfetto_unittests (RUN_ALL_TESTS()+16)\n"
1085 " #14 pc 0000000000e900d8 perfetto_unittests (main+56)\n"
1086 " #15 pc 000000000002352a libc.so (__libc_start_main+234)\n"
1087 " #16 pc 0000000000919029 perfetto_unittests (_start+41)\n",
1088 frame_info);
1089
1090 EXPECT_EQ(0x7f9326a57dd4ULL, unwinder.frames()[0].pc);
1091 EXPECT_EQ(0x7ffd224153c8ULL, unwinder.frames()[0].sp);
1092 EXPECT_EQ(0x7f93269e8b9cULL, unwinder.frames()[1].pc);
1093 EXPECT_EQ(0x7ffd224153d0ULL, unwinder.frames()[1].sp);
1094 EXPECT_EQ(0x7f93269e7f3eULL, unwinder.frames()[2].pc);
1095 EXPECT_EQ(0x7ffd22415400ULL, unwinder.frames()[2].sp);
1096 EXPECT_EQ(0x7f93269e9ce8ULL, unwinder.frames()[3].pc);
1097 EXPECT_EQ(0x7ffd22415440ULL, unwinder.frames()[3].sp);
1098 EXPECT_EQ(0x7f93269e926eULL, unwinder.frames()[4].pc);
1099 EXPECT_EQ(0x7ffd22415450ULL, unwinder.frames()[4].sp);
1100 EXPECT_EQ(0x7f93269bd7f9ULL, unwinder.frames()[5].pc);
1101 EXPECT_EQ(0x7ffd22415490ULL, unwinder.frames()[5].sp);
1102 EXPECT_EQ(0x7f93269c5cb5ULL, unwinder.frames()[6].pc);
1103 EXPECT_EQ(0x7ffd22415a10ULL, unwinder.frames()[6].sp);
1104 EXPECT_EQ(0xed1796ULL, unwinder.frames()[7].pc);
1105 EXPECT_EQ(0x7ffd22415af0ULL, unwinder.frames()[7].sp);
1106 EXPECT_EQ(0xed30fdULL, unwinder.frames()[8].pc);
1107 EXPECT_EQ(0x7ffd22415b70ULL, unwinder.frames()[8].sp);
1108 EXPECT_EQ(0xed5e25ULL, unwinder.frames()[9].pc);
1109 EXPECT_EQ(0x7ffd22415bb0ULL, unwinder.frames()[9].sp);
1110 EXPECT_EQ(0xef63f3ULL, unwinder.frames()[10].pc);
1111 EXPECT_EQ(0x7ffd22415c60ULL, unwinder.frames()[10].sp);
1112 EXPECT_EQ(0xee2a21ULL, unwinder.frames()[11].pc);
1113 EXPECT_EQ(0x7ffd22415cc0ULL, unwinder.frames()[11].sp);
1114 EXPECT_EQ(0xed5bb9ULL, unwinder.frames()[12].pc);
1115 EXPECT_EQ(0x7ffd22415d40ULL, unwinder.frames()[12].sp);
1116 EXPECT_EQ(0xe900f0ULL, unwinder.frames()[13].pc);
1117 EXPECT_EQ(0x7ffd22415d90ULL, unwinder.frames()[13].sp);
1118 EXPECT_EQ(0xe900d8ULL, unwinder.frames()[14].pc);
1119 EXPECT_EQ(0x7ffd22415da0ULL, unwinder.frames()[14].sp);
1120 EXPECT_EQ(0x7f932699152aULL, unwinder.frames()[15].pc);
1121 EXPECT_EQ(0x7ffd22415dd0ULL, unwinder.frames()[15].sp);
1122 EXPECT_EQ(0x919029ULL, unwinder.frames()[16].pc);
1123 EXPECT_EQ(0x7ffd22415e90ULL, unwinder.frames()[16].sp);
1124 }
1125
TEST_F(UnwindOfflineTest,load_bias_different_section_bias_arm64)1126 TEST_F(UnwindOfflineTest, load_bias_different_section_bias_arm64) {
1127 std::string error_msg;
1128 if (!offline_utils_.Init(
1129 {.offline_files_dir = "load_bias_different_section_bias_arm64/", .arch = ARCH_ARM64},
1130 &error_msg))
1131 FAIL() << error_msg;
1132
1133 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1134 offline_utils_.GetProcessMemory());
1135 unwinder.Unwind();
1136
1137 size_t expected_num_frames;
1138 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1139 std::string expected_frame_info;
1140 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1141
1142 std::string frame_info(DumpFrames(unwinder));
1143 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1144 EXPECT_EQ(expected_frame_info, frame_info);
1145 EXPECT_EQ(0x7112cb99bcULL, unwinder.frames()[0].pc);
1146 EXPECT_EQ(0x7112bdbbf0ULL, unwinder.frames()[0].sp);
1147 EXPECT_EQ(0x7112c394e8ULL, unwinder.frames()[1].pc);
1148 EXPECT_EQ(0x7112bdbbf0ULL, unwinder.frames()[1].sp);
1149 EXPECT_EQ(0x7112be28c0ULL, unwinder.frames()[2].pc);
1150 EXPECT_EQ(0x7112bdbda0ULL, unwinder.frames()[2].sp);
1151 EXPECT_EQ(0x71115ab3e8ULL, unwinder.frames()[3].pc);
1152 EXPECT_EQ(0x7fdd4a3f00ULL, unwinder.frames()[3].sp);
1153 EXPECT_EQ(0x5f739dc9fcULL, unwinder.frames()[4].pc);
1154 EXPECT_EQ(0x7fdd4a3fe0ULL, unwinder.frames()[4].sp);
1155 EXPECT_EQ(0x5f739edd80ULL, unwinder.frames()[5].pc);
1156 EXPECT_EQ(0x7fdd4a3ff0ULL, unwinder.frames()[5].sp);
1157 EXPECT_EQ(0x5f739ee24cULL, unwinder.frames()[6].pc);
1158 EXPECT_EQ(0x7fdd4a4010ULL, unwinder.frames()[6].sp);
1159 EXPECT_EQ(0x5f739ee558ULL, unwinder.frames()[7].pc);
1160 EXPECT_EQ(0x7fdd4a4040ULL, unwinder.frames()[7].sp);
1161 EXPECT_EQ(0x5f739f2ffcULL, unwinder.frames()[8].pc);
1162 EXPECT_EQ(0x7fdd4a4070ULL, unwinder.frames()[8].sp);
1163 EXPECT_EQ(0x5f739f2d9cULL, unwinder.frames()[9].pc);
1164 EXPECT_EQ(0x7fdd4a4100ULL, unwinder.frames()[9].sp);
1165 EXPECT_EQ(0x5f739dd4e4ULL, unwinder.frames()[10].pc);
1166 EXPECT_EQ(0x7fdd4a4130ULL, unwinder.frames()[10].sp);
1167 EXPECT_EQ(0x71115a6a34ULL, unwinder.frames()[11].pc);
1168 EXPECT_EQ(0x7fdd4a4170ULL, unwinder.frames()[11].sp);
1169 }
1170
TEST_F(UnwindOfflineTest,eh_frame_bias_x86)1171 TEST_F(UnwindOfflineTest, eh_frame_bias_x86) {
1172 std::string error_msg;
1173 if (!offline_utils_.Init({.offline_files_dir = "eh_frame_bias_x86/", .arch = ARCH_X86},
1174 &error_msg))
1175 FAIL() << error_msg;
1176
1177 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1178 offline_utils_.GetProcessMemory());
1179 unwinder.Unwind();
1180
1181 size_t expected_num_frames;
1182 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1183 std::string expected_frame_info;
1184 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1185
1186 std::string frame_info(DumpFrames(unwinder));
1187 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1188 EXPECT_EQ(expected_frame_info, frame_info);
1189 EXPECT_EQ(0xffffe430ULL, unwinder.frames()[0].pc);
1190 EXPECT_EQ(0xfffe1a30ULL, unwinder.frames()[0].sp);
1191 EXPECT_EQ(0xeb585a4bULL, unwinder.frames()[1].pc);
1192 EXPECT_EQ(0xfffe1a40ULL, unwinder.frames()[1].sp);
1193 EXPECT_EQ(0xeb5333a3ULL, unwinder.frames()[2].pc);
1194 EXPECT_EQ(0xfffe1a60ULL, unwinder.frames()[2].sp);
1195 EXPECT_EQ(0xeb5333edULL, unwinder.frames()[3].pc);
1196 EXPECT_EQ(0xfffe1ab0ULL, unwinder.frames()[3].sp);
1197 EXPECT_EQ(0xeb841ea2ULL, unwinder.frames()[4].pc);
1198 EXPECT_EQ(0xfffe1ae0ULL, unwinder.frames()[4].sp);
1199 EXPECT_EQ(0xeb83d5e7ULL, unwinder.frames()[5].pc);
1200 EXPECT_EQ(0xfffe1b30ULL, unwinder.frames()[5].sp);
1201 EXPECT_EQ(0xeb83d193ULL, unwinder.frames()[6].pc);
1202 EXPECT_EQ(0xfffe1bd0ULL, unwinder.frames()[6].sp);
1203 EXPECT_EQ(0xeb836c77ULL, unwinder.frames()[7].pc);
1204 EXPECT_EQ(0xfffe1c00ULL, unwinder.frames()[7].sp);
1205 EXPECT_EQ(0xeb518f66ULL, unwinder.frames()[8].pc);
1206 EXPECT_EQ(0xfffe1d00ULL, unwinder.frames()[8].sp);
1207 EXPECT_EQ(0xeb83460eULL, unwinder.frames()[9].pc);
1208 EXPECT_EQ(0xfffe1d40ULL, unwinder.frames()[9].sp);
1209 EXPECT_EQ(0x00000001ULL, unwinder.frames()[10].pc);
1210 EXPECT_EQ(0xfffe1d74ULL, unwinder.frames()[10].sp);
1211 }
1212
TEST_F(UnwindOfflineTest,signal_load_bias_arm)1213 TEST_F(UnwindOfflineTest, signal_load_bias_arm) {
1214 std::string error_msg;
1215 if (!offline_utils_.Init({.offline_files_dir = "signal_load_bias_arm/", .arch = ARCH_ARM},
1216 &error_msg))
1217 FAIL() << error_msg;
1218
1219 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1220 offline_utils_.GetProcessMemory());
1221 unwinder.Unwind();
1222
1223 size_t expected_num_frames;
1224 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1225 std::string expected_frame_info;
1226 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1227
1228 std::string frame_info(DumpFrames(unwinder));
1229 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1230 EXPECT_EQ(expected_frame_info, frame_info);
1231 EXPECT_EQ(0xb6955f9eULL, unwinder.frames()[0].pc);
1232 EXPECT_EQ(0xf2790ce8ULL, unwinder.frames()[0].sp);
1233 EXPECT_EQ(0xb6955fa7ULL, unwinder.frames()[1].pc);
1234 EXPECT_EQ(0xf2790ce8ULL, unwinder.frames()[1].sp);
1235 EXPECT_EQ(0xb6955fafULL, unwinder.frames()[2].pc);
1236 EXPECT_EQ(0xf2790cf0ULL, unwinder.frames()[2].sp);
1237 EXPECT_EQ(0xb695980bULL, unwinder.frames()[3].pc);
1238 EXPECT_EQ(0xf2790cf8ULL, unwinder.frames()[3].sp);
1239 EXPECT_EQ(0xf23febd4ULL, unwinder.frames()[4].pc);
1240 EXPECT_EQ(0xf2790d10ULL, unwinder.frames()[4].sp);
1241 EXPECT_EQ(0xb695601eULL, unwinder.frames()[5].pc);
1242 EXPECT_EQ(0xffe67798ULL, unwinder.frames()[5].sp);
1243 EXPECT_EQ(0xb6956633ULL, unwinder.frames()[6].pc);
1244 EXPECT_EQ(0xffe67890ULL, unwinder.frames()[6].sp);
1245 EXPECT_EQ(0xb695664bULL, unwinder.frames()[7].pc);
1246 EXPECT_EQ(0xffe678a0ULL, unwinder.frames()[7].sp);
1247 EXPECT_EQ(0xb6958711ULL, unwinder.frames()[8].pc);
1248 EXPECT_EQ(0xffe678b0ULL, unwinder.frames()[8].sp);
1249 EXPECT_EQ(0xb6958603ULL, unwinder.frames()[9].pc);
1250 EXPECT_EQ(0xffe67ac8ULL, unwinder.frames()[9].sp);
1251 EXPECT_EQ(0xb697ffe3ULL, unwinder.frames()[10].pc);
1252 EXPECT_EQ(0xffe67ad8ULL, unwinder.frames()[10].sp);
1253 EXPECT_EQ(0xb6980b25ULL, unwinder.frames()[11].pc);
1254 EXPECT_EQ(0xffe67ae8ULL, unwinder.frames()[11].sp);
1255 EXPECT_EQ(0xb6980e27ULL, unwinder.frames()[12].pc);
1256 EXPECT_EQ(0xffe67b18ULL, unwinder.frames()[12].sp);
1257 EXPECT_EQ(0xb698893dULL, unwinder.frames()[13].pc);
1258 EXPECT_EQ(0xffe67b48ULL, unwinder.frames()[13].sp);
1259 EXPECT_EQ(0xb698860bULL, unwinder.frames()[14].pc);
1260 EXPECT_EQ(0xffe67bb0ULL, unwinder.frames()[14].sp);
1261 EXPECT_EQ(0xb6995035ULL, unwinder.frames()[15].pc);
1262 EXPECT_EQ(0xffe67bd0ULL, unwinder.frames()[15].sp);
1263 EXPECT_EQ(0xf23fe155ULL, unwinder.frames()[16].pc);
1264 EXPECT_EQ(0xffe67d10ULL, unwinder.frames()[16].sp);
1265 }
1266
TEST_F(UnwindOfflineTest,empty_arm64)1267 TEST_F(UnwindOfflineTest, empty_arm64) {
1268 std::string error_msg;
1269 if (!offline_utils_.Init({.offline_files_dir = "empty_arm64/", .arch = ARCH_ARM64}, &error_msg))
1270 FAIL() << error_msg;
1271
1272 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1273 offline_utils_.GetProcessMemory());
1274 unwinder.Unwind();
1275
1276 size_t expected_num_frames;
1277 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1278 std::string expected_frame_info;
1279 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1280
1281 std::string frame_info(DumpFrames(unwinder));
1282 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1283 EXPECT_EQ(expected_frame_info, frame_info);
1284 EXPECT_EQ(0x72a02203a4U, unwinder.frames()[0].pc);
1285 EXPECT_EQ(0x7ffb6c0b50U, unwinder.frames()[0].sp);
1286 EXPECT_EQ(0x72a01dd44cU, unwinder.frames()[1].pc);
1287 EXPECT_EQ(0x7ffb6c0b50U, unwinder.frames()[1].sp);
1288 EXPECT_EQ(0x729f759ce4U, unwinder.frames()[2].pc);
1289 EXPECT_EQ(0x7ffb6c0c50U, unwinder.frames()[2].sp);
1290 EXPECT_EQ(0x729f759e98U, unwinder.frames()[3].pc);
1291 EXPECT_EQ(0x7ffb6c0ce0U, unwinder.frames()[3].sp);
1292 EXPECT_EQ(0x729f75a6acU, unwinder.frames()[4].pc);
1293 EXPECT_EQ(0x7ffb6c0d10U, unwinder.frames()[4].sp);
1294 EXPECT_EQ(0x5d478af3b0U, unwinder.frames()[5].pc);
1295 EXPECT_EQ(0x7ffb6c0d40U, unwinder.frames()[5].sp);
1296 EXPECT_EQ(0x72a01cf594U, unwinder.frames()[6].pc);
1297 EXPECT_EQ(0x7ffb6c0f30U, unwinder.frames()[6].sp);
1298 }
1299
1300 // This test has a libc.so where the __restore has been changed so
1301 // that the signal handler match does not occur and it uses the
1302 // fde to do the unwind.
TEST_F(UnwindOfflineTest,signal_fde_x86)1303 TEST_F(UnwindOfflineTest, signal_fde_x86) {
1304 std::string error_msg;
1305 if (!offline_utils_.Init({.offline_files_dir = "signal_fde_x86/", .arch = ARCH_X86}, &error_msg))
1306 FAIL() << error_msg;
1307
1308 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1309 offline_utils_.GetProcessMemory());
1310 unwinder.Unwind();
1311
1312 size_t expected_num_frames;
1313 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1314 std::string expected_frame_info;
1315 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1316
1317 std::string frame_info(DumpFrames(unwinder));
1318 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1319 EXPECT_EQ(expected_frame_info, frame_info);
1320 EXPECT_EQ(0x5ae0d4d9U, unwinder.frames()[0].pc);
1321 EXPECT_EQ(0xecb37188U, unwinder.frames()[0].sp);
1322 EXPECT_EQ(0x5ae0d4fcU, unwinder.frames()[1].pc);
1323 EXPECT_EQ(0xecb37190U, unwinder.frames()[1].sp);
1324 EXPECT_EQ(0x5ae0d52cU, unwinder.frames()[2].pc);
1325 EXPECT_EQ(0xecb371b0U, unwinder.frames()[2].sp);
1326 EXPECT_EQ(0x5ae16f62U, unwinder.frames()[3].pc);
1327 EXPECT_EQ(0xecb371d0U, unwinder.frames()[3].sp);
1328 EXPECT_EQ(0xec169fb0U, unwinder.frames()[4].pc);
1329 EXPECT_EQ(0xecb371f0U, unwinder.frames()[4].sp);
1330 EXPECT_EQ(0x0U, unwinder.frames()[5].pc);
1331 EXPECT_EQ(0xffcfac6cU, unwinder.frames()[5].sp);
1332 EXPECT_EQ(0x5ae0d61aU, unwinder.frames()[6].pc);
1333 EXPECT_EQ(0xffcfac6cU, unwinder.frames()[6].sp);
1334 EXPECT_EQ(0x5ae0e3aaU, unwinder.frames()[7].pc);
1335 EXPECT_EQ(0xffcfad60U, unwinder.frames()[7].sp);
1336 EXPECT_EQ(0x5ae0e3eaU, unwinder.frames()[8].pc);
1337 EXPECT_EQ(0xffcfad90U, unwinder.frames()[8].sp);
1338 EXPECT_EQ(0x5ae13444U, unwinder.frames()[9].pc);
1339 EXPECT_EQ(0xffcfadc0U, unwinder.frames()[9].sp);
1340 EXPECT_EQ(0x5ae145b8U, unwinder.frames()[10].pc);
1341 EXPECT_EQ(0xffcfb020U, unwinder.frames()[10].sp);
1342 EXPECT_EQ(0x5ae93a19U, unwinder.frames()[11].pc);
1343 EXPECT_EQ(0xffcfb050U, unwinder.frames()[11].sp);
1344 EXPECT_EQ(0x5ae938c5U, unwinder.frames()[12].pc);
1345 EXPECT_EQ(0xffcfb090U, unwinder.frames()[12].sp);
1346 EXPECT_EQ(0x5ae94d3eU, unwinder.frames()[13].pc);
1347 EXPECT_EQ(0xffcfb0f0U, unwinder.frames()[13].sp);
1348 EXPECT_EQ(0x5ae958b4U, unwinder.frames()[14].pc);
1349 EXPECT_EQ(0xffcfb160U, unwinder.frames()[14].sp);
1350 EXPECT_EQ(0x5aea4cb0U, unwinder.frames()[15].pc);
1351 EXPECT_EQ(0xffcfb1d0U, unwinder.frames()[15].sp);
1352 EXPECT_EQ(0x5aea470fU, unwinder.frames()[16].pc);
1353 EXPECT_EQ(0xffcfb270U, unwinder.frames()[16].sp);
1354 EXPECT_EQ(0x5aebc31eU, unwinder.frames()[17].pc);
1355 EXPECT_EQ(0xffcfb2c0U, unwinder.frames()[17].sp);
1356 EXPECT_EQ(0x5aebb9e9U, unwinder.frames()[18].pc);
1357 EXPECT_EQ(0xffcfc3c0U, unwinder.frames()[18].sp);
1358 EXPECT_EQ(0xec161646U, unwinder.frames()[19].pc);
1359 EXPECT_EQ(0xffcfc3f0U, unwinder.frames()[19].sp);
1360 }
1361
1362 // This test has a libc.so where the __restore_rt has been changed so
1363 // that the signal handler match does not occur and it uses the
1364 // fde to do the unwind.
TEST_F(UnwindOfflineTest,signal_fde_x86_64)1365 TEST_F(UnwindOfflineTest, signal_fde_x86_64) {
1366 std::string error_msg;
1367 if (!offline_utils_.Init({.offline_files_dir = "signal_fde_x86_64/", .arch = ARCH_X86_64},
1368 &error_msg))
1369 FAIL() << error_msg;
1370
1371 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1372 offline_utils_.GetProcessMemory());
1373 unwinder.Unwind();
1374
1375 size_t expected_num_frames;
1376 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1377 std::string expected_frame_info;
1378 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1379
1380 std::string frame_info(DumpFrames(unwinder));
1381 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1382 EXPECT_EQ(expected_frame_info, frame_info);
1383 EXPECT_EQ(0x5bb41271e15bU, unwinder.frames()[0].pc);
1384 EXPECT_EQ(0x707eb5aa8320U, unwinder.frames()[0].sp);
1385 EXPECT_EQ(0x5bb41271e168U, unwinder.frames()[1].pc);
1386 EXPECT_EQ(0x707eb5aa8330U, unwinder.frames()[1].sp);
1387 EXPECT_EQ(0x5bb41271e178U, unwinder.frames()[2].pc);
1388 EXPECT_EQ(0x707eb5aa8340U, unwinder.frames()[2].sp);
1389 EXPECT_EQ(0x5bb412724c77U, unwinder.frames()[3].pc);
1390 EXPECT_EQ(0x707eb5aa8350U, unwinder.frames()[3].sp);
1391 EXPECT_EQ(0x707eb2ca5d10U, unwinder.frames()[4].pc);
1392 EXPECT_EQ(0x707eb5aa8380U, unwinder.frames()[4].sp);
1393 EXPECT_EQ(0x0U, unwinder.frames()[5].pc);
1394 EXPECT_EQ(0x7ffcaadde078U, unwinder.frames()[5].sp);
1395 EXPECT_EQ(0x5bb41271e244U, unwinder.frames()[6].pc);
1396 EXPECT_EQ(0x7ffcaadde078U, unwinder.frames()[6].sp);
1397 EXPECT_EQ(0x5bb41271eb44U, unwinder.frames()[7].pc);
1398 EXPECT_EQ(0x7ffcaadde1a0U, unwinder.frames()[7].sp);
1399 EXPECT_EQ(0x5bb41271eb64U, unwinder.frames()[8].pc);
1400 EXPECT_EQ(0x7ffcaadde1c0U, unwinder.frames()[8].sp);
1401 EXPECT_EQ(0x5bb412722457U, unwinder.frames()[9].pc);
1402 EXPECT_EQ(0x7ffcaadde1e0U, unwinder.frames()[9].sp);
1403 EXPECT_EQ(0x5bb412722f67U, unwinder.frames()[10].pc);
1404 EXPECT_EQ(0x7ffcaadde510U, unwinder.frames()[10].sp);
1405 EXPECT_EQ(0x5bb412773c38U, unwinder.frames()[11].pc);
1406 EXPECT_EQ(0x7ffcaadde530U, unwinder.frames()[11].sp);
1407 EXPECT_EQ(0x5bb412774f9aU, unwinder.frames()[12].pc);
1408 EXPECT_EQ(0x7ffcaadde560U, unwinder.frames()[12].sp);
1409 EXPECT_EQ(0x5bb412775a46U, unwinder.frames()[13].pc);
1410 EXPECT_EQ(0x7ffcaadde5b0U, unwinder.frames()[13].sp);
1411 EXPECT_EQ(0x5bb4127844c6U, unwinder.frames()[14].pc);
1412 EXPECT_EQ(0x7ffcaadde5f0U, unwinder.frames()[14].sp);
1413 EXPECT_EQ(0x5bb412783f61U, unwinder.frames()[15].pc);
1414 EXPECT_EQ(0x7ffcaadde6c0U, unwinder.frames()[15].sp);
1415 EXPECT_EQ(0x5bb41279a155U, unwinder.frames()[16].pc);
1416 EXPECT_EQ(0x7ffcaadde720U, unwinder.frames()[16].sp);
1417 EXPECT_EQ(0x707eb2c9c405U, unwinder.frames()[17].pc);
1418 EXPECT_EQ(0x7ffcaaddf870U, unwinder.frames()[17].sp);
1419 }
1420
TEST_F(UnwindOfflineTest,pauth_pc_arm64)1421 TEST_F(UnwindOfflineTest, pauth_pc_arm64) {
1422 std::string error_msg;
1423 if (!offline_utils_.Init({.offline_files_dir = "pauth_pc_arm64/", .arch = ARCH_ARM64},
1424 &error_msg))
1425 FAIL() << error_msg;
1426
1427 static_cast<RegsArm64*>(offline_utils_.GetRegs())->SetPACMask(0x007fff8000000000ULL);
1428
1429 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1430 offline_utils_.GetProcessMemory());
1431 unwinder.Unwind();
1432
1433 size_t expected_num_frames;
1434 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1435 std::string expected_frame_info;
1436 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1437
1438 std::string frame_info(DumpFrames(unwinder));
1439 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1440 EXPECT_EQ(expected_frame_info, frame_info);
1441 EXPECT_EQ(0x5c390884a8U, unwinder.frames()[0].pc);
1442 EXPECT_EQ(0x7ff3511750U, unwinder.frames()[0].sp);
1443 EXPECT_EQ(0x5c39088270U, unwinder.frames()[1].pc);
1444 EXPECT_EQ(0x7ff3511770U, unwinder.frames()[1].sp);
1445 EXPECT_EQ(0x5c39074640U, unwinder.frames()[2].pc);
1446 EXPECT_EQ(0x7ff3511930U, unwinder.frames()[2].sp);
1447 EXPECT_EQ(0x5c39074588U, unwinder.frames()[3].pc);
1448 EXPECT_EQ(0x7ff3511960U, unwinder.frames()[3].sp);
1449 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[4].pc);
1450 EXPECT_EQ(0x7ff35119a0U, unwinder.frames()[4].sp);
1451 EXPECT_EQ(0x5c39074588U, unwinder.frames()[5].pc);
1452 EXPECT_EQ(0x7ff35119d0U, unwinder.frames()[5].sp);
1453 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[6].pc);
1454 EXPECT_EQ(0x7ff3511a10U, unwinder.frames()[6].sp);
1455 EXPECT_EQ(0x5c39074588U, unwinder.frames()[7].pc);
1456 EXPECT_EQ(0x7ff3511a40U, unwinder.frames()[7].sp);
1457 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[8].pc);
1458 EXPECT_EQ(0x7ff3511a80U, unwinder.frames()[8].sp);
1459 EXPECT_EQ(0x5c39074588U, unwinder.frames()[9].pc);
1460 EXPECT_EQ(0x7ff3511ab0U, unwinder.frames()[9].sp);
1461 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[10].pc);
1462 EXPECT_EQ(0x7ff3511af0U, unwinder.frames()[10].sp);
1463 EXPECT_EQ(0x5c39074588U, unwinder.frames()[11].pc);
1464 EXPECT_EQ(0x7ff3511b20U, unwinder.frames()[11].sp);
1465 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[12].pc);
1466 EXPECT_EQ(0x7ff3511b60U, unwinder.frames()[12].sp);
1467 EXPECT_EQ(0x5c39074588U, unwinder.frames()[13].pc);
1468 EXPECT_EQ(0x7ff3511b90U, unwinder.frames()[13].sp);
1469 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[14].pc);
1470 EXPECT_EQ(0x7ff3511bd0U, unwinder.frames()[14].sp);
1471 EXPECT_EQ(0x5c39074588U, unwinder.frames()[15].pc);
1472 EXPECT_EQ(0x7ff3511c00U, unwinder.frames()[15].sp);
1473 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[16].pc);
1474 EXPECT_EQ(0x7ff3511c40U, unwinder.frames()[16].sp);
1475 EXPECT_EQ(0x5c39074588U, unwinder.frames()[17].pc);
1476 EXPECT_EQ(0x7ff3511c70U, unwinder.frames()[17].sp);
1477 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[18].pc);
1478 EXPECT_EQ(0x7ff3511cb0U, unwinder.frames()[18].sp);
1479 EXPECT_EQ(0x5c39074588U, unwinder.frames()[19].pc);
1480 EXPECT_EQ(0x7ff3511ce0U, unwinder.frames()[19].sp);
1481 EXPECT_EQ(0x5c390746a8U, unwinder.frames()[20].pc);
1482 EXPECT_EQ(0x7ff3511d20U, unwinder.frames()[20].sp);
1483 EXPECT_EQ(0x5c39086e54U, unwinder.frames()[21].pc);
1484 EXPECT_EQ(0x7ff3511d50U, unwinder.frames()[21].sp);
1485 EXPECT_EQ(0x5c3907c834U, unwinder.frames()[22].pc);
1486 EXPECT_EQ(0x7ff3511db0U, unwinder.frames()[22].sp);
1487 EXPECT_EQ(0x5c3907c2ccU, unwinder.frames()[23].pc);
1488 EXPECT_EQ(0x7ff3511dc0U, unwinder.frames()[23].sp);
1489 EXPECT_EQ(0x5c3907c8b4U, unwinder.frames()[24].pc);
1490 EXPECT_EQ(0x7ff3511e40U, unwinder.frames()[24].sp);
1491 EXPECT_EQ(0x7e4ede29d8U, unwinder.frames()[25].pc);
1492 EXPECT_EQ(0x7ff3511e70U, unwinder.frames()[25].sp);
1493 }
1494
TEST_F(UnwindOfflineTest,profiler_like_multi_process)1495 TEST_F(UnwindOfflineTest, profiler_like_multi_process) {
1496 ConsecutiveUnwindTest(std::vector<UnwindSampleInfo>{
1497 {.offline_files_dir = "bluetooth_arm64/pc_1/", .arch = ARCH_ARM64},
1498 {.offline_files_dir = "jit_debug_arm/",
1499 .arch = ARCH_ARM,
1500 .memory_flag = ProcessMemoryFlag::kIncludeJitMemory},
1501 {.offline_files_dir = "photos_reset_arm64/", .arch = ARCH_ARM64},
1502 {.offline_files_dir = "youtube_compiled_arm64/", .arch = ARCH_ARM64},
1503 {.offline_files_dir = "yt_music_arm64/", .arch = ARCH_ARM64},
1504 {.offline_files_dir = "maps_compiled_arm64/28656_oat_odex_jar/", .arch = ARCH_ARM64}});
1505 }
1506
TEST_F(UnwindOfflineTest,profiler_like_single_process_multi_thread)1507 TEST_F(UnwindOfflineTest, profiler_like_single_process_multi_thread) {
1508 ConsecutiveUnwindTest(std::vector<UnwindSampleInfo>{
1509 {.offline_files_dir = "maps_compiled_arm64/28656_oat_odex_jar/", .arch = ARCH_ARM64},
1510 {.offline_files_dir = "maps_compiled_arm64/28613_main-thread/", .arch = ARCH_ARM64},
1511 {.offline_files_dir = "maps_compiled_arm64/28644/", .arch = ARCH_ARM64},
1512 {.offline_files_dir = "maps_compiled_arm64/28648/", .arch = ARCH_ARM64},
1513 {.offline_files_dir = "maps_compiled_arm64/28667/", .arch = ARCH_ARM64}});
1514 }
1515
TEST_F(UnwindOfflineTest,profiler_like_single_thread_diverse_pcs)1516 TEST_F(UnwindOfflineTest, profiler_like_single_thread_diverse_pcs) {
1517 ConsecutiveUnwindTest(std::vector<UnwindSampleInfo>{
1518 {.offline_files_dir = "bluetooth_arm64/pc_1/", .arch = ARCH_ARM64},
1519 {.offline_files_dir = "bluetooth_arm64/pc_2/", .arch = ARCH_ARM64},
1520 {.offline_files_dir = "bluetooth_arm64/pc_3/", .arch = ARCH_ARM64},
1521 {.offline_files_dir = "bluetooth_arm64/pc_4/", .arch = ARCH_ARM64}});
1522 }
1523
VerifyApkRORX(Unwinder & unwinder)1524 static void VerifyApkRORX(Unwinder& unwinder) {
1525 EXPECT_EQ(0x7426d2e030U, unwinder.frames()[0].pc);
1526 EXPECT_EQ(0x7fe740cc90U, unwinder.frames()[0].sp);
1527 EXPECT_EQ(0x7426d2e08cU, unwinder.frames()[1].pc);
1528 EXPECT_EQ(0x7fe740ccd0U, unwinder.frames()[1].sp);
1529 EXPECT_EQ(0x7426d2e0b8U, unwinder.frames()[2].pc);
1530 EXPECT_EQ(0x7fe740ccf0U, unwinder.frames()[2].sp);
1531 EXPECT_EQ(0x7426d2e0e4U, unwinder.frames()[3].pc);
1532 EXPECT_EQ(0x7fe740cd10U, unwinder.frames()[3].sp);
1533 EXPECT_EQ(0x603b0c5154U, unwinder.frames()[4].pc);
1534 EXPECT_EQ(0x7fe740cd30U, unwinder.frames()[4].sp);
1535 EXPECT_EQ(0x76b6df0b10U, unwinder.frames()[5].pc);
1536 EXPECT_EQ(0x7fe740cdb0U, unwinder.frames()[5].sp);
1537 }
1538
TEST_F(UnwindOfflineTest,apk_rorx_arm64)1539 TEST_F(UnwindOfflineTest, apk_rorx_arm64) {
1540 std::string error_msg;
1541 if (!offline_utils_.Init({.offline_files_dir = "apk_rorx_arm64/", .arch = ARCH_ARM64},
1542 &error_msg))
1543 FAIL() << error_msg;
1544
1545 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1546 offline_utils_.GetProcessMemory());
1547 unwinder.Unwind();
1548
1549 size_t expected_num_frames;
1550 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1551 std::string expected_frame_info;
1552 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1553
1554 std::string frame_info(DumpFrames(unwinder));
1555 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1556 EXPECT_EQ(expected_frame_info, frame_info);
1557
1558 VerifyApkRORX(unwinder);
1559 }
1560
TEST_F(UnwindOfflineTest,apk_rorx_unreadable_arm64)1561 TEST_F(UnwindOfflineTest, apk_rorx_unreadable_arm64) {
1562 std::string error_msg;
1563 if (!offline_utils_.Init({.offline_files_dir = "apk_rorx_unreadable_arm64/", .arch = ARCH_ARM64},
1564 &error_msg))
1565 FAIL() << error_msg;
1566
1567 // Create a process memory object that holds the apk data in memory
1568 // along with the stack data.
1569 MemoryOffline* stack_memory = new MemoryOffline;
1570 ASSERT_TRUE(stack_memory->Init("stack.data", 0));
1571
1572 MemoryOffline* apk_memory = new MemoryOffline;
1573 auto info1 = offline_utils_.GetMaps()->Find(0x7426d2d000);
1574 ASSERT_TRUE(info1 != nullptr);
1575 auto info2 = offline_utils_.GetMaps()->Find(0x7426d2e000);
1576 ASSERT_TRUE(info2 != nullptr);
1577 ASSERT_TRUE(
1578 apk_memory->Init("fake.apk", info1->offset(), info1->start(), info2->end() - info1->start()));
1579
1580 std::unique_ptr<MemoryOfflineParts> parts(new MemoryOfflineParts);
1581 parts->Add(stack_memory);
1582 parts->Add(apk_memory);
1583
1584 std::shared_ptr<Memory> process_memory(parts.release());
1585
1586 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(), process_memory);
1587 unwinder.Unwind();
1588
1589 size_t expected_num_frames;
1590 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1591 std::string expected_frame_info;
1592 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1593
1594 std::string frame_info(DumpFrames(unwinder));
1595 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1596 EXPECT_EQ(expected_frame_info, frame_info);
1597
1598 VerifyApkRORX(unwinder);
1599 }
1600
VerifyApkRX(Unwinder & unwinder)1601 static void VerifyApkRX(Unwinder& unwinder) {
1602 EXPECT_EQ(0x7cb0e6266cU, unwinder.frames()[0].pc);
1603 EXPECT_EQ(0x7fe563be90U, unwinder.frames()[0].sp);
1604 EXPECT_EQ(0x7cb0e626c0U, unwinder.frames()[1].pc);
1605 EXPECT_EQ(0x7fe563bed0U, unwinder.frames()[1].sp);
1606 EXPECT_EQ(0x7cb0e626ecU, unwinder.frames()[2].pc);
1607 EXPECT_EQ(0x7fe563bef0U, unwinder.frames()[2].sp);
1608 EXPECT_EQ(0x7cb0e62718U, unwinder.frames()[3].pc);
1609 EXPECT_EQ(0x7fe563bf10U, unwinder.frames()[3].sp);
1610 EXPECT_EQ(0x5e004f0154U, unwinder.frames()[4].pc);
1611 EXPECT_EQ(0x7fe563bf30U, unwinder.frames()[4].sp);
1612 EXPECT_EQ(0x7f41124b10U, unwinder.frames()[5].pc);
1613 EXPECT_EQ(0x7fe563bfb0U, unwinder.frames()[5].sp);
1614 }
1615
TEST_F(UnwindOfflineTest,apk_rx_arm64)1616 TEST_F(UnwindOfflineTest, apk_rx_arm64) {
1617 std::string error_msg;
1618 if (!offline_utils_.Init({.offline_files_dir = "apk_rx_arm64/", .arch = ARCH_ARM64}, &error_msg))
1619 FAIL() << error_msg;
1620
1621 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(),
1622 offline_utils_.GetProcessMemory());
1623 unwinder.Unwind();
1624
1625 size_t expected_num_frames;
1626 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1627 std::string expected_frame_info;
1628 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1629
1630 std::string frame_info(DumpFrames(unwinder));
1631 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1632 EXPECT_EQ(expected_frame_info, frame_info);
1633
1634 VerifyApkRX(unwinder);
1635 }
1636
TEST_F(UnwindOfflineTest,apk_rx_unreadable_arm64)1637 TEST_F(UnwindOfflineTest, apk_rx_unreadable_arm64) {
1638 std::string error_msg;
1639 if (!offline_utils_.Init({.offline_files_dir = "apk_rx_unreadable_arm64/", .arch = ARCH_ARM64},
1640 &error_msg))
1641 FAIL() << error_msg;
1642
1643 // Create a process memory object that holds the apk data in memory
1644 // along with the stack data.
1645 MemoryOffline* stack_memory = new MemoryOffline;
1646 ASSERT_TRUE(stack_memory->Init("stack.data", 0));
1647
1648 MemoryOffline* apk_memory = new MemoryOffline;
1649 auto info = offline_utils_.GetMaps()->Find(0x7cb0e62000);
1650 ASSERT_TRUE(info != nullptr);
1651 ASSERT_TRUE(
1652 apk_memory->Init("fake.apk", info->offset(), info->start(), info->end() - info->start()));
1653
1654 std::unique_ptr<MemoryOfflineParts> parts(new MemoryOfflineParts);
1655 parts->Add(stack_memory);
1656 parts->Add(apk_memory);
1657
1658 std::shared_ptr<Memory> process_memory(parts.release());
1659
1660 Unwinder unwinder(128, offline_utils_.GetMaps(), offline_utils_.GetRegs(), process_memory);
1661 unwinder.Unwind();
1662
1663 size_t expected_num_frames;
1664 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1665 std::string expected_frame_info;
1666 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1667
1668 std::string frame_info(DumpFrames(unwinder));
1669 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1670 EXPECT_EQ(expected_frame_info, frame_info);
1671
1672 VerifyApkRX(unwinder);
1673 }
1674
TEST_F(UnwindOfflineTest,apk_soname_at_end_arm64)1675 TEST_F(UnwindOfflineTest, apk_soname_at_end_arm64) {
1676 std::string error_msg;
1677 if (!offline_utils_.Init({.offline_files_dir = "apk_soname_at_end_arm64/", .arch = ARCH_ARM64},
1678 &error_msg))
1679 FAIL() << error_msg;
1680
1681 Regs* regs = offline_utils_.GetRegs();
1682 std::unique_ptr<Regs> regs_copy(regs->Clone());
1683 Unwinder unwinder(128, offline_utils_.GetMaps(), regs, offline_utils_.GetProcessMemory());
1684 unwinder.Unwind();
1685
1686 size_t expected_num_frames;
1687 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1688 std::string expected_frame_info;
1689 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1690
1691 std::string frame_info(DumpFrames(unwinder));
1692 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1693 EXPECT_EQ(expected_frame_info, frame_info);
1694 EXPECT_EQ(0x7c0064b13cULL, unwinder.frames()[0].pc);
1695 EXPECT_EQ(0x7ff9ec4b90ULL, unwinder.frames()[0].sp);
1696 EXPECT_EQ(0x580e17d0f0ULL, unwinder.frames()[1].pc);
1697 EXPECT_EQ(0x7ff9ec4bb0ULL, unwinder.frames()[1].sp);
1698 EXPECT_EQ(0x7e908c9cc8ULL, unwinder.frames()[2].pc);
1699 EXPECT_EQ(0x7ff9ec4c10ULL, unwinder.frames()[2].sp);
1700 }
1701
1702 // Unwind through libraries with debug_frames compressed with zstd.
TEST_F(UnwindOfflineTest,zstd_compress_arm)1703 TEST_F(UnwindOfflineTest, zstd_compress_arm) {
1704 std::string error_msg;
1705 if (!offline_utils_.Init({.offline_files_dir = "zstd_compress_arm/", .arch = ARCH_ARM},
1706 &error_msg))
1707 FAIL() << error_msg;
1708
1709 Regs* regs = offline_utils_.GetRegs();
1710 std::unique_ptr<Regs> regs_copy(regs->Clone());
1711 Unwinder unwinder(128, offline_utils_.GetMaps(), regs, offline_utils_.GetProcessMemory());
1712 unwinder.Unwind();
1713
1714 size_t expected_num_frames;
1715 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1716 std::string expected_frame_info;
1717 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1718
1719 std::string frame_info(DumpFrames(unwinder));
1720 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1721 EXPECT_EQ(expected_frame_info, frame_info);
1722 EXPECT_EQ(0xf7868324ULL, unwinder.frames()[0].pc);
1723 EXPECT_EQ(0xf779eae0ULL, unwinder.frames()[0].sp);
1724 EXPECT_EQ(0xf77dd1e3ULL, unwinder.frames()[1].pc);
1725 EXPECT_EQ(0xf779eaf0ULL, unwinder.frames()[1].sp);
1726 EXPECT_EQ(0xf786dc40ULL, unwinder.frames()[2].pc);
1727 EXPECT_EQ(0xf779ec90ULL, unwinder.frames()[2].sp);
1728 EXPECT_EQ(0xf6ebeeaeULL, unwinder.frames()[3].pc);
1729 EXPECT_EQ(0xff7fa398ULL, unwinder.frames()[3].sp);
1730 EXPECT_EQ(0xbafff4fULL, unwinder.frames()[4].pc);
1731 EXPECT_EQ(0xff7fa468ULL, unwinder.frames()[4].sp);
1732 EXPECT_EQ(0xbb00337ULL, unwinder.frames()[5].pc);
1733 EXPECT_EQ(0xff7fa478ULL, unwinder.frames()[5].sp);
1734 EXPECT_EQ(0xbb01191ULL, unwinder.frames()[6].pc);
1735 EXPECT_EQ(0xff7fa568ULL, unwinder.frames()[6].sp);
1736 }
1737
1738 // Unwind through libraries with debug_frames compressed with zlib.
TEST_F(UnwindOfflineTest,zlib_compress_arm)1739 TEST_F(UnwindOfflineTest, zlib_compress_arm) {
1740 std::string error_msg;
1741 if (!offline_utils_.Init({.offline_files_dir = "zlib_compress_arm/", .arch = ARCH_ARM},
1742 &error_msg))
1743 FAIL() << error_msg;
1744
1745 Regs* regs = offline_utils_.GetRegs();
1746 std::unique_ptr<Regs> regs_copy(regs->Clone());
1747 Unwinder unwinder(128, offline_utils_.GetMaps(), regs, offline_utils_.GetProcessMemory());
1748 unwinder.Unwind();
1749
1750 size_t expected_num_frames;
1751 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1752 std::string expected_frame_info;
1753 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1754
1755 std::string frame_info(DumpFrames(unwinder));
1756 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1757 EXPECT_EQ(expected_frame_info, frame_info);
1758 EXPECT_EQ(0xed8dc324ULL, unwinder.frames()[0].pc);
1759 EXPECT_EQ(0xed812ae0ULL, unwinder.frames()[0].sp);
1760 EXPECT_EQ(0xed8511f5ULL, unwinder.frames()[1].pc);
1761 EXPECT_EQ(0xed812af0ULL, unwinder.frames()[1].sp);
1762 EXPECT_EQ(0xed8e1c40ULL, unwinder.frames()[2].pc);
1763 EXPECT_EQ(0xed812c90ULL, unwinder.frames()[2].sp);
1764 EXPECT_EQ(0xecfc2eaeULL, unwinder.frames()[3].pc);
1765 EXPECT_EQ(0xff96c328ULL, unwinder.frames()[3].sp);
1766 EXPECT_EQ(0x2d72f4fULL, unwinder.frames()[4].pc);
1767 EXPECT_EQ(0xff96c3f8ULL, unwinder.frames()[4].sp);
1768 EXPECT_EQ(0x2d73337ULL, unwinder.frames()[5].pc);
1769 EXPECT_EQ(0xff96c408ULL, unwinder.frames()[5].sp);
1770 EXPECT_EQ(0x2d74191ULL, unwinder.frames()[6].pc);
1771 EXPECT_EQ(0xff96c4f8ULL, unwinder.frames()[6].sp);
1772 }
1773
1774 // Make sure that an unwind using vlenb works properly.
TEST_F(UnwindOfflineTest,vlenb_riscv64)1775 TEST_F(UnwindOfflineTest, vlenb_riscv64) {
1776 std::string error_msg;
1777 if (!offline_utils_.Init({.offline_files_dir = "vlenb_riscv64/", .arch = ARCH_RISCV64},
1778 &error_msg))
1779 FAIL() << error_msg;
1780
1781 Regs* regs = offline_utils_.GetRegs();
1782 std::unique_ptr<Regs> regs_copy(regs->Clone());
1783 Unwinder unwinder(128, offline_utils_.GetMaps(), regs, offline_utils_.GetProcessMemory());
1784 unwinder.Unwind();
1785
1786 size_t expected_num_frames;
1787 if (!offline_utils_.GetExpectedNumFrames(&expected_num_frames, &error_msg)) FAIL() << error_msg;
1788 std::string expected_frame_info;
1789 if (!GetExpectedSamplesFrameInfo(&expected_frame_info, &error_msg)) FAIL() << error_msg;
1790
1791 std::string frame_info(DumpFrames(unwinder));
1792 ASSERT_EQ(expected_num_frames, unwinder.NumFrames()) << "Unwind:\n" << frame_info;
1793 EXPECT_EQ(expected_frame_info, frame_info);
1794 EXPECT_EQ(0x555c440735dcULL, unwinder.frames()[0].pc);
1795 EXPECT_EQ(0x7fffe388a680ULL, unwinder.frames()[0].sp);
1796 EXPECT_EQ(0x555c4408bdfcULL, unwinder.frames()[1].pc);
1797 EXPECT_EQ(0x7fffe388a6a0ULL, unwinder.frames()[1].sp);
1798 EXPECT_EQ(0x555c4408cc76ULL, unwinder.frames()[2].pc);
1799 EXPECT_EQ(0x7fffe388a6e0ULL, unwinder.frames()[2].sp);
1800 EXPECT_EQ(0x555c4408d604ULL, unwinder.frames()[3].pc);
1801 EXPECT_EQ(0x7fffe388a730ULL, unwinder.frames()[3].sp);
1802 EXPECT_EQ(0x555c44099cd2ULL, unwinder.frames()[4].pc);
1803 EXPECT_EQ(0x7fffe388a7b0ULL, unwinder.frames()[4].sp);
1804 EXPECT_EQ(0x555c4409939eULL, unwinder.frames()[5].pc);
1805 EXPECT_EQ(0x7fffe388a930ULL, unwinder.frames()[5].sp);
1806 EXPECT_EQ(0x555c440a2c7cULL, unwinder.frames()[6].pc);
1807 EXPECT_EQ(0x7fffe388a970ULL, unwinder.frames()[6].sp);
1808 EXPECT_EQ(0x7ff2fdf27394ULL, unwinder.frames()[7].pc);
1809 EXPECT_EQ(0x7fffe388bb20ULL, unwinder.frames()[7].sp);
1810 }
1811
1812 } // namespace
1813 } // namespace unwindstack
1814