Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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 <stdint.h> |
| 18 | |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 19 | #include <gtest/gtest.h> |
| 20 | |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 21 | #include <unwindstack/DwarfError.h> |
Christopher Ferris | d226a51 | 2017-07-14 10:37:19 -0700 | [diff] [blame] | 22 | #include <unwindstack/DwarfSection.h> |
| 23 | |
| 24 | #include "DwarfEncoding.h" |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 25 | |
| 26 | #include "LogFake.h" |
| 27 | #include "MemoryFake.h" |
| 28 | #include "RegsFake.h" |
| 29 | |
Christopher Ferris | d226a51 | 2017-07-14 10:37:19 -0700 | [diff] [blame] | 30 | namespace unwindstack { |
| 31 | |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 32 | template <typename TypeParam> |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 33 | class TestDwarfSectionImpl : public DwarfSectionImpl<TypeParam> { |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 34 | public: |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 35 | TestDwarfSectionImpl(Memory* memory) : DwarfSectionImpl<TypeParam>(memory) {} |
| 36 | virtual ~TestDwarfSectionImpl() = default; |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 37 | |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 38 | bool Init(uint64_t, uint64_t, uint64_t) override { return false; } |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 39 | |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 40 | void GetFdes(std::vector<const DwarfFde*>*) override {} |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 41 | |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 42 | const DwarfFde* GetFdeFromPc(uint64_t) override { return nullptr; } |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 43 | |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 44 | uint64_t GetCieOffsetFromFde32(uint32_t) { return 0; } |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 45 | |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 46 | uint64_t GetCieOffsetFromFde64(uint64_t) { return 0; } |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 47 | |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 48 | uint64_t AdjustPcFromFde(uint64_t) override { return 0; } |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 49 | |
| 50 | void TestSetCachedCieLocRegs(uint64_t offset, const dwarf_loc_regs_t& loc_regs) { |
| 51 | this->cie_loc_regs_[offset] = loc_regs; |
| 52 | } |
| 53 | void TestClearCachedCieLocRegs() { this->cie_loc_regs_.clear(); } |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 54 | void TestClearError() { this->last_error_.code = DWARF_ERROR_NONE; } |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 55 | }; |
| 56 | |
| 57 | template <typename TypeParam> |
| 58 | class DwarfSectionImplTest : public ::testing::Test { |
| 59 | protected: |
| 60 | void SetUp() override { |
| 61 | memory_.Clear(); |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 62 | section_ = new TestDwarfSectionImpl<TypeParam>(&memory_); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 63 | ResetLogs(); |
| 64 | } |
| 65 | |
| 66 | void TearDown() override { delete section_; } |
| 67 | |
| 68 | MemoryFake memory_; |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 69 | TestDwarfSectionImpl<TypeParam>* section_ = nullptr; |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 70 | }; |
Christopher Ferris | 7e21eba | 2019-06-20 16:16:42 -0700 | [diff] [blame] | 71 | TYPED_TEST_SUITE_P(DwarfSectionImplTest); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 72 | |
| 73 | // NOTE: All test class variables need to be referenced as this->. |
| 74 | |
Christopher Ferris | 92acaac | 2018-06-21 10:44:02 -0700 | [diff] [blame] | 75 | TYPED_TEST_P(DwarfSectionImplTest, GetCieFromOffset_fail_should_not_cache) { |
| 76 | ASSERT_TRUE(this->section_->GetCieFromOffset(0x4000) == nullptr); |
| 77 | EXPECT_EQ(DWARF_ERROR_MEMORY_INVALID, this->section_->LastErrorCode()); |
| 78 | EXPECT_EQ(0x4000U, this->section_->LastErrorAddress()); |
| 79 | |
| 80 | this->section_->TestClearError(); |
| 81 | ASSERT_TRUE(this->section_->GetCieFromOffset(0x4000) == nullptr); |
| 82 | EXPECT_EQ(DWARF_ERROR_MEMORY_INVALID, this->section_->LastErrorCode()); |
| 83 | EXPECT_EQ(0x4000U, this->section_->LastErrorAddress()); |
| 84 | } |
| 85 | |
| 86 | TYPED_TEST_P(DwarfSectionImplTest, GetFdeFromOffset_fail_should_not_cache) { |
| 87 | ASSERT_TRUE(this->section_->GetFdeFromOffset(0x4000) == nullptr); |
| 88 | EXPECT_EQ(DWARF_ERROR_MEMORY_INVALID, this->section_->LastErrorCode()); |
| 89 | EXPECT_EQ(0x4000U, this->section_->LastErrorAddress()); |
| 90 | |
| 91 | this->section_->TestClearError(); |
| 92 | ASSERT_TRUE(this->section_->GetFdeFromOffset(0x4000) == nullptr); |
| 93 | EXPECT_EQ(DWARF_ERROR_MEMORY_INVALID, this->section_->LastErrorCode()); |
| 94 | EXPECT_EQ(0x4000U, this->section_->LastErrorAddress()); |
| 95 | } |
| 96 | |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 97 | TYPED_TEST_P(DwarfSectionImplTest, Eval_cfa_expr_eval_fail) { |
| 98 | DwarfCie cie{.version = 3, .return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 99 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 100 | dwarf_loc_regs_t loc_regs; |
| 101 | |
| 102 | regs.set_pc(0x100); |
| 103 | regs.set_sp(0x2000); |
| 104 | regs[5] = 0x20; |
| 105 | regs[9] = 0x3000; |
David Srbecky | 3692f25 | 2018-03-08 16:57:19 +0000 | [diff] [blame] | 106 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_VAL_EXPRESSION, {0x2, 0x5002}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 107 | bool finished; |
| 108 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 109 | EXPECT_EQ(DWARF_ERROR_MEMORY_INVALID, this->section_->LastErrorCode()); |
| 110 | EXPECT_EQ(0x5000U, this->section_->LastErrorAddress()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 111 | } |
| 112 | |
| 113 | TYPED_TEST_P(DwarfSectionImplTest, Eval_cfa_expr_no_stack) { |
| 114 | DwarfCie cie{.version = 3, .return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 115 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 116 | dwarf_loc_regs_t loc_regs; |
| 117 | |
| 118 | regs.set_pc(0x100); |
| 119 | regs.set_sp(0x2000); |
| 120 | regs[5] = 0x20; |
| 121 | regs[9] = 0x3000; |
| 122 | this->memory_.SetMemory(0x5000, std::vector<uint8_t>{0x96, 0x96, 0x96}); |
David Srbecky | 3692f25 | 2018-03-08 16:57:19 +0000 | [diff] [blame] | 123 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_VAL_EXPRESSION, {0x2, 0x5002}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 124 | bool finished; |
| 125 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 126 | EXPECT_EQ(DWARF_ERROR_ILLEGAL_STATE, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 127 | } |
| 128 | |
| 129 | TYPED_TEST_P(DwarfSectionImplTest, Eval_cfa_expr) { |
| 130 | DwarfCie cie{.version = 3, .return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 131 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 132 | dwarf_loc_regs_t loc_regs; |
| 133 | |
| 134 | regs.set_pc(0x100); |
| 135 | regs.set_sp(0x2000); |
| 136 | regs[5] = 0x20; |
| 137 | regs[9] = 0x3000; |
| 138 | this->memory_.SetMemory(0x5000, std::vector<uint8_t>{0x0c, 0x00, 0x00, 0x00, 0x80}); |
| 139 | TypeParam cfa_value = 0x12345; |
| 140 | this->memory_.SetMemory(0x80000000, &cfa_value, sizeof(cfa_value)); |
Christopher Ferris | 559c7f2 | 2018-02-12 20:18:03 -0800 | [diff] [blame] | 141 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_EXPRESSION, {0x4, 0x5004}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 142 | bool finished; |
David Srbecky | 3692f25 | 2018-03-08 16:57:19 +0000 | [diff] [blame] | 143 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 144 | EXPECT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 145 | } |
| 146 | |
| 147 | TYPED_TEST_P(DwarfSectionImplTest, Eval_cfa_val_expr) { |
| 148 | DwarfCie cie{.version = 3, .return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 149 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 150 | dwarf_loc_regs_t loc_regs; |
| 151 | |
| 152 | regs.set_pc(0x100); |
| 153 | regs.set_sp(0x2000); |
| 154 | regs[5] = 0x20; |
| 155 | regs[9] = 0x3000; |
| 156 | this->memory_.SetMemory(0x5000, std::vector<uint8_t>{0x0c, 0x00, 0x00, 0x00, 0x80}); |
Christopher Ferris | 559c7f2 | 2018-02-12 20:18:03 -0800 | [diff] [blame] | 157 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_VAL_EXPRESSION, {0x4, 0x5004}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 158 | bool finished; |
| 159 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 160 | ASSERT_FALSE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 161 | EXPECT_EQ(0x80000000U, regs.sp()); |
| 162 | EXPECT_EQ(0x20U, regs.pc()); |
| 163 | } |
| 164 | |
| 165 | TYPED_TEST_P(DwarfSectionImplTest, Eval_cfa_expr_is_register) { |
| 166 | DwarfCie cie{.version = 3, .return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 167 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 168 | dwarf_loc_regs_t loc_regs; |
| 169 | |
| 170 | regs.set_pc(0x100); |
| 171 | regs.set_sp(0x2000); |
| 172 | regs[5] = 0x20; |
| 173 | regs[9] = 0x3000; |
| 174 | this->memory_.SetMemory(0x5000, std::vector<uint8_t>{0x50, 0x96, 0x96}); |
David Srbecky | 3692f25 | 2018-03-08 16:57:19 +0000 | [diff] [blame] | 175 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_VAL_EXPRESSION, {0x2, 0x5002}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 176 | bool finished; |
| 177 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 178 | EXPECT_EQ(DWARF_ERROR_NOT_IMPLEMENTED, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 179 | } |
| 180 | |
| 181 | TYPED_TEST_P(DwarfSectionImplTest, Eval_bad_regs) { |
| 182 | DwarfCie cie{.return_address_register = 60}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 183 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 184 | dwarf_loc_regs_t loc_regs; |
| 185 | |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 186 | bool finished; |
| 187 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 188 | EXPECT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 189 | } |
| 190 | |
| 191 | TYPED_TEST_P(DwarfSectionImplTest, Eval_no_cfa) { |
| 192 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 193 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 194 | dwarf_loc_regs_t loc_regs; |
| 195 | |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 196 | bool finished; |
| 197 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 198 | EXPECT_EQ(DWARF_ERROR_CFA_NOT_DEFINED, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 199 | } |
| 200 | |
| 201 | TYPED_TEST_P(DwarfSectionImplTest, Eval_cfa_bad) { |
| 202 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 203 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 204 | dwarf_loc_regs_t loc_regs; |
| 205 | |
| 206 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {20, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 207 | bool finished; |
| 208 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 209 | EXPECT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 210 | |
| 211 | this->section_->TestClearError(); |
| 212 | loc_regs.erase(CFA_REG); |
| 213 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_INVALID, {0, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 214 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 215 | EXPECT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 216 | |
| 217 | this->section_->TestClearError(); |
| 218 | loc_regs.erase(CFA_REG); |
| 219 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_OFFSET, {0, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 220 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 221 | EXPECT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 222 | |
| 223 | this->section_->TestClearError(); |
| 224 | loc_regs.erase(CFA_REG); |
| 225 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_VAL_OFFSET, {0, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 226 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 227 | EXPECT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 228 | } |
| 229 | |
| 230 | TYPED_TEST_P(DwarfSectionImplTest, Eval_cfa_register_prev) { |
| 231 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 232 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 233 | dwarf_loc_regs_t loc_regs; |
| 234 | |
| 235 | regs.set_pc(0x100); |
| 236 | regs.set_sp(0x2000); |
| 237 | regs[5] = 0x20; |
| 238 | regs[9] = 0x3000; |
| 239 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {9, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 240 | bool finished; |
| 241 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 242 | EXPECT_FALSE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 243 | EXPECT_EQ(0x20U, regs.pc()); |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 244 | EXPECT_EQ(0x3000U, regs.sp()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | TYPED_TEST_P(DwarfSectionImplTest, Eval_cfa_register_from_value) { |
| 248 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 249 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 250 | dwarf_loc_regs_t loc_regs; |
| 251 | |
| 252 | regs.set_pc(0x100); |
| 253 | regs.set_sp(0x2000); |
| 254 | regs[5] = 0x20; |
| 255 | regs[6] = 0x4000; |
| 256 | regs[9] = 0x3000; |
| 257 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {6, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 258 | bool finished; |
| 259 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 260 | EXPECT_FALSE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 261 | EXPECT_EQ(0x20U, regs.pc()); |
| 262 | EXPECT_EQ(0x4000U, regs.sp()); |
| 263 | } |
| 264 | |
| 265 | TYPED_TEST_P(DwarfSectionImplTest, Eval_double_indirection) { |
| 266 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 267 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 268 | dwarf_loc_regs_t loc_regs; |
| 269 | |
| 270 | regs.set_pc(0x100); |
| 271 | regs.set_sp(0x2000); |
Christopher Ferris | 98984b4 | 2018-01-17 12:59:45 -0800 | [diff] [blame] | 272 | regs[1] = 0x100; |
| 273 | regs[3] = 0x300; |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 274 | regs[8] = 0x10; |
| 275 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
Christopher Ferris | 98984b4 | 2018-01-17 12:59:45 -0800 | [diff] [blame] | 276 | loc_regs[1] = DwarfLocation{DWARF_LOCATION_REGISTER, {3, 1}}; |
| 277 | loc_regs[9] = DwarfLocation{DWARF_LOCATION_REGISTER, {1, 2}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 278 | bool finished; |
Christopher Ferris | 98984b4 | 2018-01-17 12:59:45 -0800 | [diff] [blame] | 279 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 280 | EXPECT_EQ(0x301U, regs[1]); |
| 281 | EXPECT_EQ(0x300U, regs[3]); |
| 282 | EXPECT_EQ(0x10U, regs[8]); |
| 283 | EXPECT_EQ(0x102U, regs[9]); |
| 284 | } |
| 285 | |
| 286 | TYPED_TEST_P(DwarfSectionImplTest, Eval_register_reference_chain) { |
| 287 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 288 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 98984b4 | 2018-01-17 12:59:45 -0800 | [diff] [blame] | 289 | dwarf_loc_regs_t loc_regs; |
| 290 | |
| 291 | regs.set_pc(0x100); |
| 292 | regs.set_sp(0x2000); |
| 293 | regs[0] = 0x10; |
| 294 | regs[1] = 0x20; |
| 295 | regs[2] = 0x30; |
| 296 | regs[3] = 0x40; |
| 297 | regs[4] = 0x50; |
| 298 | regs[5] = 0x60; |
| 299 | regs[8] = 0x20; |
| 300 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
| 301 | loc_regs[1] = DwarfLocation{DWARF_LOCATION_REGISTER, {0, 1}}; |
| 302 | loc_regs[2] = DwarfLocation{DWARF_LOCATION_REGISTER, {1, 2}}; |
| 303 | loc_regs[3] = DwarfLocation{DWARF_LOCATION_REGISTER, {2, 3}}; |
| 304 | loc_regs[4] = DwarfLocation{DWARF_LOCATION_REGISTER, {3, 4}}; |
| 305 | loc_regs[5] = DwarfLocation{DWARF_LOCATION_REGISTER, {4, 5}}; |
| 306 | bool finished; |
| 307 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 308 | EXPECT_EQ(0x10U, regs[0]); |
| 309 | EXPECT_EQ(0x11U, regs[1]); |
| 310 | EXPECT_EQ(0x22U, regs[2]); |
| 311 | EXPECT_EQ(0x33U, regs[3]); |
| 312 | EXPECT_EQ(0x44U, regs[4]); |
| 313 | EXPECT_EQ(0x55U, regs[5]); |
| 314 | EXPECT_EQ(0x20U, regs[8]); |
| 315 | } |
| 316 | |
| 317 | TYPED_TEST_P(DwarfSectionImplTest, Eval_dex_pc) { |
| 318 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 319 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 98984b4 | 2018-01-17 12:59:45 -0800 | [diff] [blame] | 320 | dwarf_loc_regs_t loc_regs; |
| 321 | |
| 322 | regs.set_pc(0x100); |
| 323 | regs.set_sp(0x2000); |
| 324 | regs[0] = 0x10; |
| 325 | regs[8] = 0x20; |
| 326 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
Christopher Ferris | 559c7f2 | 2018-02-12 20:18:03 -0800 | [diff] [blame] | 327 | loc_regs[1] = DwarfLocation{DWARF_LOCATION_VAL_EXPRESSION, {0x8, 0x5008}}; |
| 328 | this->memory_.SetMemory(0x5000, std::vector<uint8_t>{0x0c, 'D', 'E', 'X', '1', 0x13, 0x08, 0x11}); |
Christopher Ferris | 98984b4 | 2018-01-17 12:59:45 -0800 | [diff] [blame] | 329 | bool finished; |
| 330 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 331 | EXPECT_EQ(0x10U, regs[0]); |
| 332 | EXPECT_EQ(0x20U, regs[8]); |
| 333 | EXPECT_EQ(0x11U, regs.dex_pc()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 334 | } |
| 335 | |
| 336 | TYPED_TEST_P(DwarfSectionImplTest, Eval_invalid_register) { |
| 337 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 338 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 339 | dwarf_loc_regs_t loc_regs; |
| 340 | |
| 341 | regs.set_pc(0x100); |
| 342 | regs.set_sp(0x2000); |
| 343 | regs[8] = 0x10; |
| 344 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
| 345 | loc_regs[1] = DwarfLocation{DWARF_LOCATION_REGISTER, {10, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 346 | bool finished; |
| 347 | ASSERT_FALSE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
Christopher Ferris | 2fcf4cf | 2018-01-23 17:52:23 -0800 | [diff] [blame] | 348 | EXPECT_EQ(DWARF_ERROR_ILLEGAL_VALUE, this->section_->LastErrorCode()); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 349 | } |
| 350 | |
| 351 | TYPED_TEST_P(DwarfSectionImplTest, Eval_different_reg_locations) { |
| 352 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 353 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 354 | dwarf_loc_regs_t loc_regs; |
| 355 | |
| 356 | if (sizeof(TypeParam) == sizeof(uint64_t)) { |
| 357 | this->memory_.SetData64(0x2150, 0x12345678abcdef00ULL); |
| 358 | } else { |
| 359 | this->memory_.SetData32(0x2150, 0x12345678); |
| 360 | } |
| 361 | |
| 362 | regs.set_pc(0x100); |
| 363 | regs.set_sp(0x2000); |
| 364 | regs[3] = 0x234; |
| 365 | regs[5] = 0x10; |
| 366 | regs[8] = 0x2100; |
| 367 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
| 368 | loc_regs[1] = DwarfLocation{DWARF_LOCATION_VAL_OFFSET, {0x100, 0}}; |
| 369 | loc_regs[2] = DwarfLocation{DWARF_LOCATION_OFFSET, {0x50, 0}}; |
| 370 | loc_regs[3] = DwarfLocation{DWARF_LOCATION_UNDEFINED, {0, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 371 | bool finished; |
| 372 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 373 | EXPECT_FALSE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 374 | EXPECT_EQ(0x10U, regs.pc()); |
| 375 | EXPECT_EQ(0x2100U, regs.sp()); |
| 376 | EXPECT_EQ(0x2200U, regs[1]); |
| 377 | EXPECT_EQ(0x234U, regs[3]); |
| 378 | if (sizeof(TypeParam) == sizeof(uint64_t)) { |
| 379 | EXPECT_EQ(0x12345678abcdef00ULL, regs[2]); |
| 380 | } else { |
| 381 | EXPECT_EQ(0x12345678U, regs[2]); |
| 382 | } |
| 383 | } |
| 384 | |
| 385 | TYPED_TEST_P(DwarfSectionImplTest, Eval_return_address_undefined) { |
| 386 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 387 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 388 | dwarf_loc_regs_t loc_regs; |
| 389 | |
| 390 | regs.set_pc(0x100); |
| 391 | regs.set_sp(0x2000); |
| 392 | regs[5] = 0x20; |
| 393 | regs[8] = 0x10; |
| 394 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
| 395 | loc_regs[5] = DwarfLocation{DWARF_LOCATION_UNDEFINED, {0, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 396 | bool finished; |
| 397 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 398 | EXPECT_TRUE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 399 | EXPECT_EQ(0U, regs.pc()); |
| 400 | EXPECT_EQ(0x10U, regs.sp()); |
| 401 | } |
| 402 | |
Christopher Ferris | 2502a60 | 2017-10-23 13:51:54 -0700 | [diff] [blame] | 403 | TYPED_TEST_P(DwarfSectionImplTest, Eval_pc_zero) { |
| 404 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 405 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 2502a60 | 2017-10-23 13:51:54 -0700 | [diff] [blame] | 406 | dwarf_loc_regs_t loc_regs; |
| 407 | |
| 408 | regs.set_pc(0x100); |
| 409 | regs.set_sp(0x2000); |
| 410 | regs[5] = 0; |
| 411 | regs[8] = 0x10; |
| 412 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
| 413 | bool finished; |
| 414 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 415 | EXPECT_TRUE(finished); |
| 416 | EXPECT_EQ(0U, regs.pc()); |
| 417 | EXPECT_EQ(0x10U, regs.sp()); |
| 418 | } |
| 419 | |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 420 | TYPED_TEST_P(DwarfSectionImplTest, Eval_return_address) { |
| 421 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 422 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 423 | dwarf_loc_regs_t loc_regs; |
| 424 | |
| 425 | regs.set_pc(0x100); |
| 426 | regs.set_sp(0x2000); |
| 427 | regs[5] = 0x20; |
| 428 | regs[8] = 0x10; |
| 429 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 430 | bool finished; |
| 431 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 432 | EXPECT_FALSE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 433 | EXPECT_EQ(0x20U, regs.pc()); |
| 434 | EXPECT_EQ(0x10U, regs.sp()); |
| 435 | } |
| 436 | |
| 437 | TYPED_TEST_P(DwarfSectionImplTest, Eval_ignore_large_reg_loc) { |
| 438 | DwarfCie cie{.return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 439 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 440 | dwarf_loc_regs_t loc_regs; |
| 441 | |
| 442 | regs.set_pc(0x100); |
| 443 | regs.set_sp(0x2000); |
| 444 | regs[5] = 0x20; |
| 445 | regs[8] = 0x10; |
| 446 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
| 447 | // This should not result in any errors. |
| 448 | loc_regs[20] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 449 | bool finished; |
| 450 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 451 | EXPECT_FALSE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 452 | EXPECT_EQ(0x20U, regs.pc()); |
| 453 | EXPECT_EQ(0x10U, regs.sp()); |
| 454 | } |
| 455 | |
| 456 | TYPED_TEST_P(DwarfSectionImplTest, Eval_reg_expr) { |
| 457 | DwarfCie cie{.version = 3, .return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 458 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 459 | dwarf_loc_regs_t loc_regs; |
| 460 | |
| 461 | regs.set_pc(0x100); |
| 462 | regs.set_sp(0x2000); |
| 463 | regs[8] = 0x3000; |
| 464 | this->memory_.SetMemory(0x5000, std::vector<uint8_t>{0x0c, 0x00, 0x00, 0x00, 0x80}); |
| 465 | TypeParam cfa_value = 0x12345; |
| 466 | this->memory_.SetMemory(0x80000000, &cfa_value, sizeof(cfa_value)); |
| 467 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
Christopher Ferris | 559c7f2 | 2018-02-12 20:18:03 -0800 | [diff] [blame] | 468 | loc_regs[5] = DwarfLocation{DWARF_LOCATION_EXPRESSION, {0x4, 0x5004}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 469 | bool finished; |
| 470 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 471 | EXPECT_FALSE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 472 | EXPECT_EQ(0x3000U, regs.sp()); |
| 473 | EXPECT_EQ(0x12345U, regs.pc()); |
| 474 | } |
| 475 | |
| 476 | TYPED_TEST_P(DwarfSectionImplTest, Eval_reg_val_expr) { |
| 477 | DwarfCie cie{.version = 3, .return_address_register = 5}; |
Yabin Cui | 11e96fe | 2018-03-14 18:16:22 -0700 | [diff] [blame] | 478 | RegsImplFake<TypeParam> regs(10); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 479 | dwarf_loc_regs_t loc_regs; |
| 480 | |
| 481 | regs.set_pc(0x100); |
| 482 | regs.set_sp(0x2000); |
| 483 | regs[8] = 0x3000; |
| 484 | this->memory_.SetMemory(0x5000, std::vector<uint8_t>{0x0c, 0x00, 0x00, 0x00, 0x80}); |
| 485 | loc_regs[CFA_REG] = DwarfLocation{DWARF_LOCATION_REGISTER, {8, 0}}; |
Christopher Ferris | 559c7f2 | 2018-02-12 20:18:03 -0800 | [diff] [blame] | 486 | loc_regs[5] = DwarfLocation{DWARF_LOCATION_VAL_EXPRESSION, {0x4, 0x5004}}; |
Christopher Ferris | b9de87f | 2017-09-20 13:37:24 -0700 | [diff] [blame] | 487 | bool finished; |
| 488 | ASSERT_TRUE(this->section_->Eval(&cie, &this->memory_, loc_regs, ®s, &finished)); |
| 489 | EXPECT_FALSE(finished); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 490 | EXPECT_EQ(0x3000U, regs.sp()); |
| 491 | EXPECT_EQ(0x80000000U, regs.pc()); |
| 492 | } |
| 493 | |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 494 | TYPED_TEST_P(DwarfSectionImplTest, GetCfaLocationInfo_cie_not_cached) { |
| 495 | DwarfCie cie{}; |
| 496 | cie.cfa_instructions_offset = 0x3000; |
| 497 | cie.cfa_instructions_end = 0x3002; |
| 498 | DwarfFde fde{}; |
| 499 | fde.cie = &cie; |
| 500 | fde.cie_offset = 0x8000; |
| 501 | fde.cfa_instructions_offset = 0x6000; |
| 502 | fde.cfa_instructions_end = 0x6002; |
| 503 | |
| 504 | this->memory_.SetMemory(0x3000, std::vector<uint8_t>{0x09, 0x02, 0x01}); |
| 505 | this->memory_.SetMemory(0x6000, std::vector<uint8_t>{0x09, 0x04, 0x03}); |
| 506 | |
| 507 | dwarf_loc_regs_t loc_regs; |
| 508 | ASSERT_TRUE(this->section_->GetCfaLocationInfo(0x100, &fde, &loc_regs)); |
| 509 | ASSERT_EQ(2U, loc_regs.size()); |
| 510 | |
| 511 | auto entry = loc_regs.find(2); |
| 512 | ASSERT_NE(entry, loc_regs.end()); |
| 513 | ASSERT_EQ(DWARF_LOCATION_REGISTER, entry->second.type); |
| 514 | ASSERT_EQ(1U, entry->second.values[0]); |
| 515 | |
| 516 | entry = loc_regs.find(4); |
| 517 | ASSERT_NE(entry, loc_regs.end()); |
| 518 | ASSERT_EQ(DWARF_LOCATION_REGISTER, entry->second.type); |
| 519 | ASSERT_EQ(3U, entry->second.values[0]); |
| 520 | } |
| 521 | |
| 522 | TYPED_TEST_P(DwarfSectionImplTest, GetCfaLocationInfo_cie_cached) { |
| 523 | DwarfCie cie{}; |
| 524 | cie.cfa_instructions_offset = 0x3000; |
| 525 | cie.cfa_instructions_end = 0x3002; |
| 526 | DwarfFde fde{}; |
| 527 | fde.cie = &cie; |
| 528 | fde.cie_offset = 0x8000; |
| 529 | fde.cfa_instructions_offset = 0x6000; |
| 530 | fde.cfa_instructions_end = 0x6002; |
| 531 | |
David Srbecky | 3386eba | 2018-03-14 21:30:25 +0000 | [diff] [blame] | 532 | dwarf_loc_regs_t cie_loc_regs; |
| 533 | cie_loc_regs[6] = DwarfLocation{DWARF_LOCATION_REGISTER, {4, 0}}; |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 534 | this->section_->TestSetCachedCieLocRegs(0x8000, cie_loc_regs); |
| 535 | this->memory_.SetMemory(0x6000, std::vector<uint8_t>{0x09, 0x04, 0x03}); |
| 536 | |
| 537 | dwarf_loc_regs_t loc_regs; |
| 538 | ASSERT_TRUE(this->section_->GetCfaLocationInfo(0x100, &fde, &loc_regs)); |
| 539 | ASSERT_EQ(2U, loc_regs.size()); |
| 540 | |
| 541 | auto entry = loc_regs.find(6); |
| 542 | ASSERT_NE(entry, loc_regs.end()); |
| 543 | ASSERT_EQ(DWARF_LOCATION_REGISTER, entry->second.type); |
| 544 | ASSERT_EQ(4U, entry->second.values[0]); |
| 545 | |
| 546 | entry = loc_regs.find(4); |
| 547 | ASSERT_NE(entry, loc_regs.end()); |
| 548 | ASSERT_EQ(DWARF_LOCATION_REGISTER, entry->second.type); |
| 549 | ASSERT_EQ(3U, entry->second.values[0]); |
| 550 | } |
| 551 | |
| 552 | TYPED_TEST_P(DwarfSectionImplTest, Log) { |
| 553 | DwarfCie cie{}; |
| 554 | cie.cfa_instructions_offset = 0x5000; |
| 555 | cie.cfa_instructions_end = 0x5001; |
| 556 | DwarfFde fde{}; |
| 557 | fde.cie = &cie; |
| 558 | fde.cfa_instructions_offset = 0x6000; |
| 559 | fde.cfa_instructions_end = 0x6001; |
| 560 | |
| 561 | this->memory_.SetMemory(0x5000, std::vector<uint8_t>{0x00}); |
| 562 | this->memory_.SetMemory(0x6000, std::vector<uint8_t>{0xc2}); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 563 | ASSERT_TRUE(this->section_->Log(2, 0x1000, &fde)); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 564 | |
| 565 | ASSERT_EQ( |
| 566 | "4 unwind DW_CFA_nop\n" |
| 567 | "4 unwind Raw Data: 0x00\n" |
| 568 | "4 unwind DW_CFA_restore register(2)\n" |
| 569 | "4 unwind Raw Data: 0xc2\n", |
| 570 | GetFakeLogPrint()); |
| 571 | ASSERT_EQ("", GetFakeLogBuf()); |
| 572 | } |
| 573 | |
Christopher Ferris | 7e21eba | 2019-06-20 16:16:42 -0700 | [diff] [blame] | 574 | REGISTER_TYPED_TEST_SUITE_P(DwarfSectionImplTest, GetCieFromOffset_fail_should_not_cache, |
| 575 | GetFdeFromOffset_fail_should_not_cache, Eval_cfa_expr_eval_fail, |
| 576 | Eval_cfa_expr_no_stack, Eval_cfa_expr_is_register, Eval_cfa_expr, |
| 577 | Eval_cfa_val_expr, Eval_bad_regs, Eval_no_cfa, Eval_cfa_bad, |
| 578 | Eval_cfa_register_prev, Eval_cfa_register_from_value, |
| 579 | Eval_double_indirection, Eval_register_reference_chain, Eval_dex_pc, |
| 580 | Eval_invalid_register, Eval_different_reg_locations, |
| 581 | Eval_return_address_undefined, Eval_pc_zero, Eval_return_address, |
| 582 | Eval_ignore_large_reg_loc, Eval_reg_expr, Eval_reg_val_expr, |
| 583 | GetCfaLocationInfo_cie_not_cached, GetCfaLocationInfo_cie_cached, Log); |
Christopher Ferris | 53a3c9b | 2017-05-10 18:34:15 -0700 | [diff] [blame] | 584 | |
| 585 | typedef ::testing::Types<uint32_t, uint64_t> DwarfSectionImplTestTypes; |
Christopher Ferris | 7e21eba | 2019-06-20 16:16:42 -0700 | [diff] [blame] | 586 | INSTANTIATE_TYPED_TEST_SUITE_P(, DwarfSectionImplTest, DwarfSectionImplTestTypes); |
Christopher Ferris | d226a51 | 2017-07-14 10:37:19 -0700 | [diff] [blame] | 587 | |
| 588 | } // namespace unwindstack |