|  | /* | 
|  | * Copyright (C) 2017 The Android Open Source Project | 
|  | * | 
|  | * Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | * you may not use this file except in compliance with the License. | 
|  | * You may obtain a copy of the License at | 
|  | * | 
|  | *      http://www.apache.org/licenses/LICENSE-2.0 | 
|  | * | 
|  | * Unless required by applicable law or agreed to in writing, software | 
|  | * distributed under the License is distributed on an "AS IS" BASIS, | 
|  | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | * See the License for the specific language governing permissions and | 
|  | * limitations under the License. | 
|  | */ | 
|  |  | 
|  | #include <inttypes.h> | 
|  | #include <stdint.h> | 
|  | #include <stdio.h> | 
|  | #include <stdlib.h> | 
|  | #include <unistd.h> | 
|  |  | 
|  | #include <gtest/gtest.h> | 
|  |  | 
|  | #include <string> | 
|  | #include <unordered_map> | 
|  | #include <vector> | 
|  |  | 
|  | #include <android-base/file.h> | 
|  |  | 
|  | #include <unwindstack/JitDebug.h> | 
|  | #include <unwindstack/MachineArm.h> | 
|  | #include <unwindstack/MachineArm64.h> | 
|  | #include <unwindstack/MachineX86.h> | 
|  | #include <unwindstack/MachineX86_64.h> | 
|  | #include <unwindstack/Maps.h> | 
|  | #include <unwindstack/Memory.h> | 
|  | #include <unwindstack/RegsArm.h> | 
|  | #include <unwindstack/RegsArm64.h> | 
|  | #include <unwindstack/RegsX86.h> | 
|  | #include <unwindstack/RegsX86_64.h> | 
|  | #include <unwindstack/Unwinder.h> | 
|  |  | 
|  | #include "ElfTestUtils.h" | 
|  |  | 
|  | namespace unwindstack { | 
|  |  | 
|  | class UnwindOfflineTest : public ::testing::Test { | 
|  | protected: | 
|  | void TearDown() override { | 
|  | if (cwd_ != nullptr) { | 
|  | ASSERT_EQ(0, chdir(cwd_)); | 
|  | } | 
|  | free(cwd_); | 
|  | } | 
|  |  | 
|  | void Init(const char* file_dir, ArchEnum arch) { | 
|  | dir_ = TestGetFileDirectory() + "offline/" + file_dir; | 
|  |  | 
|  | std::string data; | 
|  | ASSERT_TRUE(android::base::ReadFileToString((dir_ + "maps.txt"), &data)); | 
|  |  | 
|  | maps_.reset(new BufferMaps(data.c_str())); | 
|  | ASSERT_TRUE(maps_->Parse()); | 
|  |  | 
|  | std::unique_ptr<MemoryOffline> stack_memory(new MemoryOffline); | 
|  | ASSERT_TRUE(stack_memory->Init((dir_ + "stack.data").c_str(), 0)); | 
|  | process_memory_.reset(stack_memory.release()); | 
|  |  | 
|  | switch (arch) { | 
|  | case ARCH_ARM: { | 
|  | RegsArm* regs = new RegsArm; | 
|  | regs_.reset(regs); | 
|  | ReadRegs<uint32_t>(regs, arm_regs_); | 
|  | break; | 
|  | } | 
|  | case ARCH_ARM64: { | 
|  | RegsArm64* regs = new RegsArm64; | 
|  | regs_.reset(regs); | 
|  | ReadRegs<uint64_t>(regs, arm64_regs_); | 
|  | break; | 
|  | } | 
|  | case ARCH_X86: { | 
|  | RegsX86* regs = new RegsX86; | 
|  | regs_.reset(regs); | 
|  | ReadRegs<uint32_t>(regs, x86_regs_); | 
|  | break; | 
|  | } | 
|  | case ARCH_X86_64: { | 
|  | RegsX86_64* regs = new RegsX86_64; | 
|  | regs_.reset(regs); | 
|  | ReadRegs<uint64_t>(regs, x86_64_regs_); | 
|  | break; | 
|  | } | 
|  | default: | 
|  | ASSERT_TRUE(false) << "Unknown arch " << std::to_string(arch); | 
|  | } | 
|  | cwd_ = getcwd(nullptr, 0); | 
|  | // Make dir_ an absolute directory. | 
|  | if (dir_.empty() || dir_[0] != '/') { | 
|  | dir_ = std::string(cwd_) + '/' + dir_; | 
|  | } | 
|  | ASSERT_EQ(0, chdir(dir_.c_str())); | 
|  | } | 
|  |  | 
|  | template <typename AddressType> | 
|  | void ReadRegs(RegsImpl<AddressType>* regs, | 
|  | const std::unordered_map<std::string, uint32_t>& name_to_reg) { | 
|  | FILE* fp = fopen((dir_ + "regs.txt").c_str(), "r"); | 
|  | ASSERT_TRUE(fp != nullptr); | 
|  | while (!feof(fp)) { | 
|  | uint64_t value; | 
|  | char reg_name[100]; | 
|  | ASSERT_EQ(2, fscanf(fp, "%s %" SCNx64 "\n", reg_name, &value)); | 
|  | std::string name(reg_name); | 
|  | if (!name.empty()) { | 
|  | // Remove the : from the end. | 
|  | name.resize(name.size() - 1); | 
|  | } | 
|  | auto entry = name_to_reg.find(name); | 
|  | ASSERT_TRUE(entry != name_to_reg.end()) << "Unknown register named " << name; | 
|  | (*regs)[entry->second] = value; | 
|  | } | 
|  | fclose(fp); | 
|  | regs->SetFromRaw(); | 
|  | } | 
|  |  | 
|  | static std::unordered_map<std::string, uint32_t> arm_regs_; | 
|  | static std::unordered_map<std::string, uint32_t> arm64_regs_; | 
|  | static std::unordered_map<std::string, uint32_t> x86_regs_; | 
|  | static std::unordered_map<std::string, uint32_t> x86_64_regs_; | 
|  |  | 
|  | char* cwd_ = nullptr; | 
|  | std::string dir_; | 
|  | std::unique_ptr<Regs> regs_; | 
|  | std::unique_ptr<Maps> maps_; | 
|  | std::shared_ptr<Memory> process_memory_; | 
|  | }; | 
|  |  | 
|  | std::unordered_map<std::string, uint32_t> UnwindOfflineTest::arm_regs_ = { | 
|  | {"r0", ARM_REG_R0},  {"r1", ARM_REG_R1}, {"r2", ARM_REG_R2},   {"r3", ARM_REG_R3}, | 
|  | {"r4", ARM_REG_R4},  {"r5", ARM_REG_R5}, {"r6", ARM_REG_R6},   {"r7", ARM_REG_R7}, | 
|  | {"r8", ARM_REG_R8},  {"r9", ARM_REG_R9}, {"r10", ARM_REG_R10}, {"r11", ARM_REG_R11}, | 
|  | {"ip", ARM_REG_R12}, {"sp", ARM_REG_SP}, {"lr", ARM_REG_LR},   {"pc", ARM_REG_PC}, | 
|  | }; | 
|  |  | 
|  | std::unordered_map<std::string, uint32_t> UnwindOfflineTest::arm64_regs_ = { | 
|  | {"x0", ARM64_REG_R0},   {"x1", ARM64_REG_R1},   {"x2", ARM64_REG_R2},   {"x3", ARM64_REG_R3}, | 
|  | {"x4", ARM64_REG_R4},   {"x5", ARM64_REG_R5},   {"x6", ARM64_REG_R6},   {"x7", ARM64_REG_R7}, | 
|  | {"x8", ARM64_REG_R8},   {"x9", ARM64_REG_R9},   {"x10", ARM64_REG_R10}, {"x11", ARM64_REG_R11}, | 
|  | {"x12", ARM64_REG_R12}, {"x13", ARM64_REG_R13}, {"x14", ARM64_REG_R14}, {"x15", ARM64_REG_R15}, | 
|  | {"x16", ARM64_REG_R16}, {"x17", ARM64_REG_R17}, {"x18", ARM64_REG_R18}, {"x19", ARM64_REG_R19}, | 
|  | {"x20", ARM64_REG_R20}, {"x21", ARM64_REG_R21}, {"x22", ARM64_REG_R22}, {"x23", ARM64_REG_R23}, | 
|  | {"x24", ARM64_REG_R24}, {"x25", ARM64_REG_R25}, {"x26", ARM64_REG_R26}, {"x27", ARM64_REG_R27}, | 
|  | {"x28", ARM64_REG_R28}, {"x29", ARM64_REG_R29}, {"sp", ARM64_REG_SP},   {"lr", ARM64_REG_LR}, | 
|  | {"pc", ARM64_REG_PC}, | 
|  | }; | 
|  |  | 
|  | std::unordered_map<std::string, uint32_t> UnwindOfflineTest::x86_regs_ = { | 
|  | {"eax", X86_REG_EAX}, {"ebx", X86_REG_EBX}, {"ecx", X86_REG_ECX}, | 
|  | {"edx", X86_REG_EDX}, {"ebp", X86_REG_EBP}, {"edi", X86_REG_EDI}, | 
|  | {"esi", X86_REG_ESI}, {"esp", X86_REG_ESP}, {"eip", X86_REG_EIP}, | 
|  | }; | 
|  |  | 
|  | std::unordered_map<std::string, uint32_t> UnwindOfflineTest::x86_64_regs_ = { | 
|  | {"rax", X86_64_REG_RAX}, {"rbx", X86_64_REG_RBX}, {"rcx", X86_64_REG_RCX}, | 
|  | {"rdx", X86_64_REG_RDX}, {"r8", X86_64_REG_R8},   {"r9", X86_64_REG_R9}, | 
|  | {"r10", X86_64_REG_R10}, {"r11", X86_64_REG_R11}, {"r12", X86_64_REG_R12}, | 
|  | {"r13", X86_64_REG_R13}, {"r14", X86_64_REG_R14}, {"r15", X86_64_REG_R15}, | 
|  | {"rdi", X86_64_REG_RDI}, {"rsi", X86_64_REG_RSI}, {"rbp", X86_64_REG_RBP}, | 
|  | {"rsp", X86_64_REG_RSP}, {"rip", X86_64_REG_RIP}, | 
|  | }; | 
|  |  | 
|  | static std::string DumpFrames(Unwinder& unwinder) { | 
|  | std::string str; | 
|  | for (size_t i = 0; i < unwinder.NumFrames(); i++) { | 
|  | str += unwinder.FormatFrame(i) + "\n"; | 
|  | } | 
|  | return str; | 
|  | } | 
|  |  | 
|  | TEST_F(UnwindOfflineTest, pc_straddle_arm) { | 
|  | Init("straddle_arm/", ARCH_ARM); | 
|  |  | 
|  | Unwinder unwinder(128, maps_.get(), regs_.get(), process_memory_); | 
|  | unwinder.Unwind(); | 
|  |  | 
|  | std::string frame_info(DumpFrames(unwinder)); | 
|  | ASSERT_EQ(4U, unwinder.NumFrames()) << "Unwind:\n" << frame_info; | 
|  | EXPECT_EQ( | 
|  | "  #00 pc 0001a9f8  libc.so (abort+63)\n" | 
|  | "  #01 pc 00006a1b  libbase.so (_ZN7android4base14DefaultAborterEPKc+6)\n" | 
|  | "  #02 pc 00007441  libbase.so (_ZN7android4base10LogMessageD2Ev+748)\n" | 
|  | "  #03 pc 00015147  /does/not/exist/libhidlbase.so\n", | 
|  | frame_info); | 
|  | } | 
|  |  | 
|  | TEST_F(UnwindOfflineTest, pc_in_gnu_debugdata_arm) { | 
|  | Init("gnu_debugdata_arm/", ARCH_ARM); | 
|  |  | 
|  | Unwinder unwinder(128, maps_.get(), regs_.get(), process_memory_); | 
|  | unwinder.Unwind(); | 
|  |  | 
|  | std::string frame_info(DumpFrames(unwinder)); | 
|  | ASSERT_EQ(2U, unwinder.NumFrames()) << "Unwind:\n" << frame_info; | 
|  | EXPECT_EQ( | 
|  | "  #00 pc 0006dc49  libandroid_runtime.so " | 
|  | "(_ZN7android14AndroidRuntime15javaThreadShellEPv+80)\n" | 
|  | "  #01 pc 0006dce5  libandroid_runtime.so " | 
|  | "(_ZN7android14AndroidRuntime19javaCreateThreadEtcEPFiPvES1_PKcijPS1_)\n", | 
|  | frame_info); | 
|  | } | 
|  |  | 
|  | TEST_F(UnwindOfflineTest, pc_straddle_arm64) { | 
|  | Init("straddle_arm64/", ARCH_ARM64); | 
|  |  | 
|  | Unwinder unwinder(128, maps_.get(), regs_.get(), process_memory_); | 
|  | unwinder.Unwind(); | 
|  |  | 
|  | std::string frame_info(DumpFrames(unwinder)); | 
|  | ASSERT_EQ(6U, unwinder.NumFrames()) << "Unwind:\n" << frame_info; | 
|  | EXPECT_EQ( | 
|  | "  #00 pc 0000000000429fd8  libunwindstack_test (SignalInnerFunction+24)\n" | 
|  | "  #01 pc 000000000042a078  libunwindstack_test (SignalMiddleFunction+8)\n" | 
|  | "  #02 pc 000000000042a08c  libunwindstack_test (SignalOuterFunction+8)\n" | 
|  | "  #03 pc 000000000042d8fc  libunwindstack_test " | 
|  | "(_ZN11unwindstackL19RemoteThroughSignalEij+20)\n" | 
|  | "  #04 pc 000000000042d8d8  libunwindstack_test " | 
|  | "(_ZN11unwindstack37UnwindTest_remote_through_signal_Test8TestBodyEv+32)\n" | 
|  | "  #05 pc 0000000000455d70  libunwindstack_test (_ZN7testing4Test3RunEv+392)\n", | 
|  | frame_info); | 
|  | } | 
|  |  | 
|  | static void AddMemory(std::string file_name, MemoryOfflineParts* parts) { | 
|  | MemoryOffline* memory = new MemoryOffline; | 
|  | ASSERT_TRUE(memory->Init(file_name.c_str(), 0)); | 
|  | parts->Add(memory); | 
|  | } | 
|  |  | 
|  | TEST_F(UnwindOfflineTest, jit_debug_x86) { | 
|  | Init("jit_debug_x86/", ARCH_X86); | 
|  |  | 
|  | MemoryOfflineParts* memory = new MemoryOfflineParts; | 
|  | AddMemory(dir_ + "descriptor.data", memory); | 
|  | AddMemory(dir_ + "stack.data", memory); | 
|  | for (size_t i = 0; i < 7; i++) { | 
|  | AddMemory(dir_ + "entry" + std::to_string(i) + ".data", memory); | 
|  | AddMemory(dir_ + "jit" + std::to_string(i) + ".data", memory); | 
|  | } | 
|  | process_memory_.reset(memory); | 
|  |  | 
|  | JitDebug jit_debug(process_memory_); | 
|  | Unwinder unwinder(128, maps_.get(), regs_.get(), process_memory_); | 
|  | unwinder.SetJitDebug(&jit_debug, regs_->Arch()); | 
|  | unwinder.Unwind(); | 
|  |  | 
|  | std::string frame_info(DumpFrames(unwinder)); | 
|  | ASSERT_EQ(69U, unwinder.NumFrames()) << "Unwind:\n" << frame_info; | 
|  | EXPECT_EQ( | 
|  | "  #00 pc 00068fb8  libarttestd.so (_ZN3artL13CauseSegfaultEv+72)\n" | 
|  | "  #01 pc 00067f00  libarttestd.so (Java_Main_unwindInProcess+10032)\n" | 
|  | "  #02 pc 000021a8 (offset 0x2000)  137-cfi.odex (boolean Main.unwindInProcess(boolean, int, " | 
|  | "boolean)+136)\n" | 
|  | "  #03 pc 0000fe81  anonymous:ee74c000 (boolean Main.bar(boolean)+65)\n" | 
|  | "  #04 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n" | 
|  | "  #05 pc 00146ab5  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n" | 
|  | "  #06 pc 0039cf0d  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+653)\n" | 
|  | "  #07 pc 00392552  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+354)\n" | 
|  | "  #08 pc 0039399a  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n" | 
|  | "  #09 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n" | 
|  | "  #10 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n" | 
|  | "  #11 pc 0000fe04  anonymous:ee74c000 (int Main.compare(Main, Main)+52)\n" | 
|  | "  #12 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n" | 
|  | "  #13 pc 00146ab5  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n" | 
|  | "  #14 pc 0039cf0d  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+653)\n" | 
|  | "  #15 pc 00392552  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+354)\n" | 
|  | "  #16 pc 0039399a  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n" | 
|  | "  #17 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n" | 
|  | "  #18 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n" | 
|  | "  #19 pc 0000fd3c  anonymous:ee74c000 (int Main.compare(java.lang.Object, " | 
|  | "java.lang.Object)+108)\n" | 
|  | "  #20 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n" | 
|  | "  #21 pc 00146ab5  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n" | 
|  | "  #22 pc 0039cf0d  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+653)\n" | 
|  | "  #23 pc 00392552  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+354)\n" | 
|  | "  #24 pc 0039399a  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n" | 
|  | "  #25 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n" | 
|  | "  #26 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n" | 
|  | "  #27 pc 0000fbdc  anonymous:ee74c000 (int " | 
|  | "java.util.Arrays.binarySearch0(java.lang.Object[], int, int, java.lang.Object, " | 
|  | "java.util.Comparator)+332)\n" | 
|  | "  #28 pc 006ad6a2  libartd.so (art_quick_invoke_static_stub+418)\n" | 
|  | "  #29 pc 00146acb  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+907)\n" | 
|  | "  #30 pc 0039cf0d  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+653)\n" | 
|  | "  #31 pc 00392552  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+354)\n" | 
|  | "  #32 pc 0039399a  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n" | 
|  | "  #33 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n" | 
|  | "  #34 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n" | 
|  | "  #35 pc 0000f625  anonymous:ee74c000 (boolean Main.foo()+165)\n" | 
|  | "  #36 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n" | 
|  | "  #37 pc 00146ab5  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n" | 
|  | "  #38 pc 0039cf0d  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+653)\n" | 
|  | "  #39 pc 00392552  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+354)\n" | 
|  | "  #40 pc 0039399a  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n" | 
|  | "  #41 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n" | 
|  | "  #42 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n" | 
|  | "  #43 pc 0000eedc  anonymous:ee74c000 (void Main.runPrimary()+60)\n" | 
|  | "  #44 pc 006ad4d2  libartd.so (art_quick_invoke_stub+338)\n" | 
|  | "  #45 pc 00146ab5  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+885)\n" | 
|  | "  #46 pc 0039cf0d  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+653)\n" | 
|  | "  #47 pc 00392552  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+354)\n" | 
|  | "  #48 pc 0039399a  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n" | 
|  | "  #49 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n" | 
|  | "  #50 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n" | 
|  | "  #51 pc 0000ac22  anonymous:ee74c000 (void Main.main(java.lang.String[])+98)\n" | 
|  | "  #52 pc 006ad6a2  libartd.so (art_quick_invoke_static_stub+418)\n" | 
|  | "  #53 pc 00146acb  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+907)\n" | 
|  | "  #54 pc 0039cf0d  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+653)\n" | 
|  | "  #55 pc 00392552  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+354)\n" | 
|  | "  #56 pc 0039399a  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+234)\n" | 
|  | "  #57 pc 00684362  libartd.so (artQuickToInterpreterBridge+1058)\n" | 
|  | "  #58 pc 006b35bd  libartd.so (art_quick_to_interpreter_bridge+77)\n" | 
|  | "  #59 pc 006ad6a2  libartd.so (art_quick_invoke_static_stub+418)\n" | 
|  | "  #60 pc 00146acb  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+907)\n" | 
|  | "  #61 pc 005aac95  libartd.so " | 
|  | "(_ZN3artL18InvokeWithArgArrayERKNS_33ScopedObjectAccessAlreadyRunnableEPNS_9ArtMethodEPNS_" | 
|  | "8ArgArrayEPNS_6JValueEPKc+85)\n" | 
|  | "  #62 pc 005aab5a  libartd.so " | 
|  | "(_ZN3art17InvokeWithVarArgsERKNS_33ScopedObjectAccessAlreadyRunnableEP8_jobjectP10_" | 
|  | "jmethodIDPc+362)\n" | 
|  | "  #63 pc 0048a3dd  libartd.so " | 
|  | "(_ZN3art3JNI21CallStaticVoidMethodVEP7_JNIEnvP7_jclassP10_jmethodIDPc+125)\n" | 
|  | "  #64 pc 0018448c  libartd.so " | 
|  | "(_ZN3art8CheckJNI11CallMethodVEPKcP7_JNIEnvP8_jobjectP7_jclassP10_jmethodIDPcNS_" | 
|  | "9Primitive4TypeENS_10InvokeTypeE+1964)\n" | 
|  | "  #65 pc 0017cf06  libartd.so " | 
|  | "(_ZN3art8CheckJNI21CallStaticVoidMethodVEP7_JNIEnvP7_jclassP10_jmethodIDPc+70)\n" | 
|  | "  #66 pc 00001d8c  dalvikvm32 " | 
|  | "(_ZN7_JNIEnv20CallStaticVoidMethodEP7_jclassP10_jmethodIDz+60)\n" | 
|  | "  #67 pc 00001a80  dalvikvm32 (main+1312)\n" | 
|  | "  #68 pc 00018275  libc.so\n", | 
|  | frame_info); | 
|  | } | 
|  |  | 
|  | TEST_F(UnwindOfflineTest, jit_debug_arm) { | 
|  | Init("jit_debug_arm/", ARCH_ARM); | 
|  |  | 
|  | MemoryOfflineParts* memory = new MemoryOfflineParts; | 
|  | AddMemory(dir_ + "descriptor.data", memory); | 
|  | AddMemory(dir_ + "descriptor1.data", memory); | 
|  | AddMemory(dir_ + "stack.data", memory); | 
|  | for (size_t i = 0; i < 7; i++) { | 
|  | AddMemory(dir_ + "entry" + std::to_string(i) + ".data", memory); | 
|  | AddMemory(dir_ + "jit" + std::to_string(i) + ".data", memory); | 
|  | } | 
|  | process_memory_.reset(memory); | 
|  |  | 
|  | JitDebug jit_debug(process_memory_); | 
|  | Unwinder unwinder(128, maps_.get(), regs_.get(), process_memory_); | 
|  | unwinder.SetJitDebug(&jit_debug, regs_->Arch()); | 
|  | unwinder.Unwind(); | 
|  |  | 
|  | std::string frame_info(DumpFrames(unwinder)); | 
|  | ASSERT_EQ(76U, unwinder.NumFrames()) << "Unwind:\n" << frame_info; | 
|  | EXPECT_EQ( | 
|  | "  #00 pc 00018a5e  libarttestd.so (Java_Main_unwindInProcess+865)\n" | 
|  | "  #01 pc 0000212d (offset 0x2000)  137-cfi.odex (boolean Main.unwindInProcess(boolean, int, " | 
|  | "boolean)+92)\n" | 
|  | "  #02 pc 00011cb1  anonymous:e2796000 (boolean Main.bar(boolean)+72)\n" | 
|  | "  #03 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n" | 
|  | "  #04 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n" | 
|  | "  #05 pc 000bf7a9  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n" | 
|  | "  #06 pc 00247833  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+382)\n" | 
|  | "  #07 pc 0022e935  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+244)\n" | 
|  | "  #08 pc 0022f71d  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n" | 
|  | "  #09 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n" | 
|  | "  #10 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n" | 
|  | "  #11 pc 00011c31  anonymous:e2796000 (int Main.compare(Main, Main)+64)\n" | 
|  | "  #12 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n" | 
|  | "  #13 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n" | 
|  | "  #14 pc 000bf7a9  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n" | 
|  | "  #15 pc 00247833  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+382)\n" | 
|  | "  #16 pc 0022e935  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+244)\n" | 
|  | "  #17 pc 0022f71d  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n" | 
|  | "  #18 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n" | 
|  | "  #19 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n" | 
|  | "  #20 pc 00011b77  anonymous:e2796000 (int Main.compare(java.lang.Object, " | 
|  | "java.lang.Object)+118)\n" | 
|  | "  #21 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n" | 
|  | "  #22 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n" | 
|  | "  #23 pc 000bf7a9  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n" | 
|  | "  #24 pc 00247833  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+382)\n" | 
|  | "  #25 pc 0022e935  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+244)\n" | 
|  | "  #26 pc 0022f71d  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n" | 
|  | "  #27 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n" | 
|  | "  #28 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n" | 
|  | "  #29 pc 00011a29  anonymous:e2796000 (int " | 
|  | "java.util.Arrays.binarySearch0(java.lang.Object[], int, int, java.lang.Object, " | 
|  | "java.util.Comparator)+304)\n" | 
|  | "  #30 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n" | 
|  | "  #31 pc 0046722f  libartd.so (art_quick_invoke_static_stub+226)\n" | 
|  | "  #32 pc 000bf7bb  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+882)\n" | 
|  | "  #33 pc 00247833  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+382)\n" | 
|  | "  #34 pc 0022e935  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+244)\n" | 
|  | "  #35 pc 0022f71d  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n" | 
|  | "  #36 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n" | 
|  | "  #37 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n" | 
|  | "  #38 pc 0001139b  anonymous:e2796000 (boolean Main.foo()+178)\n" | 
|  | "  #39 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n" | 
|  | "  #40 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n" | 
|  | "  #41 pc 000bf7a9  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n" | 
|  | "  #42 pc 00247833  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+382)\n" | 
|  | "  #43 pc 0022e935  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+244)\n" | 
|  | "  #44 pc 0022f71d  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n" | 
|  | "  #45 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n" | 
|  | "  #46 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n" | 
|  | "  #47 pc 00010aa7  anonymous:e2796000 (void Main.runPrimary()+70)\n" | 
|  | "  #48 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n" | 
|  | "  #49 pc 00467129  libartd.so (art_quick_invoke_stub+228)\n" | 
|  | "  #50 pc 000bf7a9  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+864)\n" | 
|  | "  #51 pc 00247833  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+382)\n" | 
|  | "  #52 pc 0022e935  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+244)\n" | 
|  | "  #53 pc 0022f71d  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n" | 
|  | "  #54 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n" | 
|  | "  #55 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n" | 
|  | "  #56 pc 0000ba99  anonymous:e2796000 (void Main.main(java.lang.String[])+144)\n" | 
|  | "  #57 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n" | 
|  | "  #58 pc 0046722f  libartd.so (art_quick_invoke_static_stub+226)\n" | 
|  | "  #59 pc 000bf7bb  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+882)\n" | 
|  | "  #60 pc 00247833  libartd.so " | 
|  | "(_ZN3art11interpreter34ArtInterpreterToCompiledCodeBridgeEPNS_6ThreadEPNS_9ArtMethodEPNS_" | 
|  | "11ShadowFrameEtPNS_6JValueE+382)\n" | 
|  | "  #61 pc 0022e935  libartd.so " | 
|  | "(_ZN3art11interpreterL7ExecuteEPNS_6ThreadERKNS_20CodeItemDataAccessorERNS_11ShadowFrameENS_" | 
|  | "6JValueEb+244)\n" | 
|  | "  #62 pc 0022f71d  libartd.so " | 
|  | "(_ZN3art11interpreter30EnterInterpreterFromEntryPointEPNS_6ThreadERKNS_" | 
|  | "20CodeItemDataAccessorEPNS_11ShadowFrameE+128)\n" | 
|  | "  #63 pc 00442865  libartd.so (artQuickToInterpreterBridge+796)\n" | 
|  | "  #64 pc 004666ff  libartd.so (art_quick_to_interpreter_bridge+30)\n" | 
|  | "  #65 pc 00462175  libartd.so (art_quick_invoke_stub_internal+68)\n" | 
|  | "  #66 pc 0046722f  libartd.so (art_quick_invoke_static_stub+226)\n" | 
|  | "  #67 pc 000bf7bb  libartd.so " | 
|  | "(_ZN3art9ArtMethod6InvokeEPNS_6ThreadEPjjPNS_6JValueEPKc+882)\n" | 
|  | "  #68 pc 003b292d  libartd.so " | 
|  | "(_ZN3artL18InvokeWithArgArrayERKNS_33ScopedObjectAccessAlreadyRunnableEPNS_9ArtMethodEPNS_" | 
|  | "8ArgArrayEPNS_6JValueEPKc+52)\n" | 
|  | "  #69 pc 003b26c3  libartd.so " | 
|  | "(_ZN3art17InvokeWithVarArgsERKNS_33ScopedObjectAccessAlreadyRunnableEP8_jobjectP10_" | 
|  | "jmethodIDSt9__va_list+210)\n" | 
|  | "  #70 pc 00308411  libartd.so " | 
|  | "(_ZN3art3JNI21CallStaticVoidMethodVEP7_JNIEnvP7_jclassP10_jmethodIDSt9__va_list+76)\n" | 
|  | "  #71 pc 000e6a9f  libartd.so " | 
|  | "(_ZN3art8CheckJNI11CallMethodVEPKcP7_JNIEnvP8_jobjectP7_jclassP10_jmethodIDSt9__va_listNS_" | 
|  | "9Primitive4TypeENS_10InvokeTypeE+1486)\n" | 
|  | "  #72 pc 000e19b9  libartd.so " | 
|  | "(_ZN3art8CheckJNI21CallStaticVoidMethodVEP7_JNIEnvP7_jclassP10_jmethodIDSt9__va_list+40)\n" | 
|  | "  #73 pc 0000159f  dalvikvm32 " | 
|  | "(_ZN7_JNIEnv20CallStaticVoidMethodEP7_jclassP10_jmethodIDz+30)\n" | 
|  | "  #74 pc 00001349  dalvikvm32 (main+896)\n" | 
|  | "  #75 pc 000850c9  libc.so\n", | 
|  | frame_info); | 
|  | } | 
|  |  | 
|  | // The eh_frame_hdr data is present but set to zero fdes. This should | 
|  | // fallback to iterating over the cies/fdes and ignore the eh_frame_hdr. | 
|  | // No .gnu_debugdata section in the elf file, so no symbols. | 
|  | TEST_F(UnwindOfflineTest, bad_eh_frame_hdr_arm64) { | 
|  | Init("bad_eh_frame_hdr_arm64/", ARCH_ARM64); | 
|  |  | 
|  | Unwinder unwinder(128, maps_.get(), regs_.get(), process_memory_); | 
|  | unwinder.Unwind(); | 
|  |  | 
|  | std::string frame_info(DumpFrames(unwinder)); | 
|  | ASSERT_EQ(5U, unwinder.NumFrames()) << "Unwind:\n" << frame_info; | 
|  | EXPECT_EQ( | 
|  | "  #00 pc 0000000000000550  waiter64\n" | 
|  | "  #01 pc 0000000000000568  waiter64\n" | 
|  | "  #02 pc 000000000000057c  waiter64\n" | 
|  | "  #03 pc 0000000000000590  waiter64\n" | 
|  | "  #04 pc 00000000000a8e98  libc.so (__libc_init+88)\n", | 
|  | frame_info); | 
|  | } | 
|  |  | 
|  | // The elf has bad eh_frame unwind information for the pcs. If eh_frame | 
|  | // is used first, the unwind will not match the expected output. | 
|  | TEST_F(UnwindOfflineTest, debug_frame_first_x86) { | 
|  | Init("debug_frame_first_x86/", ARCH_X86); | 
|  |  | 
|  | Unwinder unwinder(128, maps_.get(), regs_.get(), process_memory_); | 
|  | unwinder.Unwind(); | 
|  |  | 
|  | std::string frame_info(DumpFrames(unwinder)); | 
|  | ASSERT_EQ(5U, unwinder.NumFrames()) << "Unwind:\n" << frame_info; | 
|  | EXPECT_EQ( | 
|  | "  #00 pc 00000685  waiter (call_level3+53)\n" | 
|  | "  #01 pc 000006b7  waiter (call_level2+23)\n" | 
|  | "  #02 pc 000006d7  waiter (call_level1+23)\n" | 
|  | "  #03 pc 000006f7  waiter (main+23)\n" | 
|  | "  #04 pc 00018275  libc.so\n", | 
|  | frame_info); | 
|  | } | 
|  |  | 
|  | // Make sure that a pc that is at the beginning of an fde unwinds correctly. | 
|  | TEST_F(UnwindOfflineTest, eh_frame_hdr_begin_x86_64) { | 
|  | Init("eh_frame_hdr_begin_x86_64/", ARCH_X86_64); | 
|  |  | 
|  | Unwinder unwinder(128, maps_.get(), regs_.get(), process_memory_); | 
|  | unwinder.Unwind(); | 
|  |  | 
|  | std::string frame_info(DumpFrames(unwinder)); | 
|  | ASSERT_EQ(5U, unwinder.NumFrames()) << "Unwind:\n" << frame_info; | 
|  | EXPECT_EQ( | 
|  | "  #00 pc 0000000000000a80  unwind_test64 (calling3)\n" | 
|  | "  #01 pc 0000000000000dd9  unwind_test64 (calling2+633)\n" | 
|  | "  #02 pc 000000000000121e  unwind_test64 (calling1+638)\n" | 
|  | "  #03 pc 00000000000013ed  unwind_test64 (main+13)\n" | 
|  | "  #04 pc 00000000000202b0  libc.so\n", | 
|  | frame_info); | 
|  | } | 
|  |  | 
|  | }  // namespace unwindstack |