Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [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 | |
| 19 | #include <deque> |
| 20 | #include <ios> |
| 21 | #include <memory> |
| 22 | #include <string> |
| 23 | |
| 24 | #include <gtest/gtest.h> |
| 25 | |
Christopher Ferris | d226a51 | 2017-07-14 10:37:19 -0700 | [diff] [blame] | 26 | #include <unwindstack/Log.h> |
Christopher Ferris | d06001d | 2017-11-30 18:56:01 -0800 | [diff] [blame] | 27 | #include <unwindstack/RegsArm.h> |
Christopher Ferris | d226a51 | 2017-07-14 10:37:19 -0700 | [diff] [blame] | 28 | |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 29 | #include "ArmExidx.h" |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 30 | |
| 31 | #include "LogFake.h" |
| 32 | #include "MemoryFake.h" |
| 33 | |
Christopher Ferris | d226a51 | 2017-07-14 10:37:19 -0700 | [diff] [blame] | 34 | namespace unwindstack { |
| 35 | |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 36 | class ArmExidxDecodeTest : public ::testing::TestWithParam<std::string> { |
| 37 | protected: |
| 38 | void Init(Memory* process_memory = nullptr) { |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 39 | if (process_memory == nullptr) { |
| 40 | process_memory = &process_memory_; |
| 41 | } |
| 42 | |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 43 | regs_arm_.reset(new RegsArm()); |
| 44 | for (size_t i = 0; i < regs_arm_->total_regs(); i++) { |
| 45 | (*regs_arm_)[i] = 0; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 46 | } |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 47 | regs_arm_->set_pc(0); |
| 48 | regs_arm_->set_sp(0); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 49 | |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 50 | exidx_.reset(new ArmExidx(regs_arm_.get(), &elf_memory_, process_memory)); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 51 | if (log_ != ARM_LOG_NONE) { |
| 52 | exidx_->set_log(log_); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 53 | exidx_->set_log_indent(0); |
| 54 | exidx_->set_log_skip_execution(false); |
| 55 | } |
| 56 | data_ = exidx_->data(); |
| 57 | exidx_->set_cfa(0x10000); |
| 58 | } |
| 59 | |
| 60 | void SetUp() override { |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 61 | if (GetParam() == "no_logging") { |
| 62 | log_ = ARM_LOG_NONE; |
| 63 | } else if (GetParam() == "register_logging") { |
| 64 | log_ = ARM_LOG_BY_REG; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 65 | } else { |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 66 | log_ = ARM_LOG_FULL; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 67 | } |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 68 | elf_memory_.Clear(); |
| 69 | process_memory_.Clear(); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 70 | ResetExidx(); |
| 71 | } |
| 72 | |
| 73 | void ResetExidx() { |
| 74 | ResetLogs(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 75 | Init(); |
| 76 | } |
| 77 | |
| 78 | std::unique_ptr<ArmExidx> exidx_; |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 79 | std::unique_ptr<RegsArm> regs_arm_; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 80 | std::deque<uint8_t>* data_; |
| 81 | |
| 82 | MemoryFake elf_memory_; |
| 83 | MemoryFake process_memory_; |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 84 | ArmLogType log_; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 85 | }; |
| 86 | |
| 87 | TEST_P(ArmExidxDecodeTest, vsp_incr) { |
| 88 | // 00xxxxxx: vsp = vsp + (xxxxxx << 2) + 4 |
| 89 | data_->push_back(0x00); |
| 90 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 91 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 92 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 93 | switch (log_) { |
| 94 | case ARM_LOG_NONE: |
| 95 | ASSERT_EQ("", GetFakeLogPrint()); |
| 96 | break; |
| 97 | case ARM_LOG_FULL: |
| 98 | ASSERT_EQ("4 unwind vsp = vsp + 4\n", GetFakeLogPrint()); |
| 99 | break; |
| 100 | case ARM_LOG_BY_REG: |
| 101 | exidx_->LogByReg(); |
| 102 | ASSERT_EQ("4 unwind cfa = r13 + 4\n", GetFakeLogPrint()); |
| 103 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 104 | } |
| 105 | ASSERT_EQ(0x10004U, exidx_->cfa()); |
| 106 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 107 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 108 | data_->clear(); |
| 109 | data_->push_back(0x01); |
| 110 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 111 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 112 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 113 | switch (log_) { |
| 114 | case ARM_LOG_NONE: |
| 115 | ASSERT_EQ("", GetFakeLogPrint()); |
| 116 | break; |
| 117 | case ARM_LOG_FULL: |
| 118 | ASSERT_EQ("4 unwind vsp = vsp + 8\n", GetFakeLogPrint()); |
| 119 | break; |
| 120 | case ARM_LOG_BY_REG: |
| 121 | exidx_->LogByReg(); |
| 122 | ASSERT_EQ("4 unwind cfa = r13 + 8\n", GetFakeLogPrint()); |
| 123 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 124 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 125 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 126 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 127 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 128 | data_->clear(); |
| 129 | data_->push_back(0x3f); |
| 130 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 131 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 132 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 133 | switch (log_) { |
| 134 | case ARM_LOG_NONE: |
| 135 | ASSERT_EQ("", GetFakeLogPrint()); |
| 136 | break; |
| 137 | case ARM_LOG_FULL: |
| 138 | ASSERT_EQ("4 unwind vsp = vsp + 256\n", GetFakeLogPrint()); |
| 139 | break; |
| 140 | case ARM_LOG_BY_REG: |
| 141 | exidx_->LogByReg(); |
| 142 | ASSERT_EQ("4 unwind cfa = r13 + 256\n", GetFakeLogPrint()); |
| 143 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 144 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 145 | ASSERT_EQ(0x10100U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 146 | } |
| 147 | |
| 148 | TEST_P(ArmExidxDecodeTest, vsp_decr) { |
| 149 | // 01xxxxxx: vsp = vsp - (xxxxxx << 2) + 4 |
| 150 | data_->push_back(0x40); |
| 151 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 152 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 153 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 154 | switch (log_) { |
| 155 | case ARM_LOG_NONE: |
| 156 | ASSERT_EQ("", GetFakeLogPrint()); |
| 157 | break; |
| 158 | case ARM_LOG_FULL: |
| 159 | ASSERT_EQ("4 unwind vsp = vsp - 4\n", GetFakeLogPrint()); |
| 160 | break; |
| 161 | case ARM_LOG_BY_REG: |
| 162 | exidx_->LogByReg(); |
| 163 | ASSERT_EQ("4 unwind cfa = r13 - 4\n", GetFakeLogPrint()); |
| 164 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 165 | } |
| 166 | ASSERT_EQ(0xfffcU, exidx_->cfa()); |
| 167 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 168 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 169 | data_->clear(); |
| 170 | data_->push_back(0x41); |
| 171 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 172 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 173 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 174 | switch (log_) { |
| 175 | case ARM_LOG_NONE: |
| 176 | ASSERT_EQ("", GetFakeLogPrint()); |
| 177 | break; |
| 178 | case ARM_LOG_FULL: |
| 179 | ASSERT_EQ("4 unwind vsp = vsp - 8\n", GetFakeLogPrint()); |
| 180 | break; |
| 181 | case ARM_LOG_BY_REG: |
| 182 | exidx_->LogByReg(); |
| 183 | ASSERT_EQ("4 unwind cfa = r13 - 8\n", GetFakeLogPrint()); |
| 184 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 185 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 186 | ASSERT_EQ(0xfff8U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 187 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 188 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 189 | data_->clear(); |
| 190 | data_->push_back(0x7f); |
| 191 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 192 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 193 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 194 | switch (log_) { |
| 195 | case ARM_LOG_NONE: |
| 196 | ASSERT_EQ("", GetFakeLogPrint()); |
| 197 | break; |
| 198 | case ARM_LOG_FULL: |
| 199 | ASSERT_EQ("4 unwind vsp = vsp - 256\n", GetFakeLogPrint()); |
| 200 | break; |
| 201 | case ARM_LOG_BY_REG: |
| 202 | exidx_->LogByReg(); |
| 203 | ASSERT_EQ("4 unwind cfa = r13 - 256\n", GetFakeLogPrint()); |
| 204 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 205 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 206 | ASSERT_EQ(0xff00U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 207 | } |
| 208 | |
| 209 | TEST_P(ArmExidxDecodeTest, refuse_unwind) { |
| 210 | // 10000000 00000000: Refuse to unwind |
| 211 | data_->push_back(0x80); |
| 212 | data_->push_back(0x00); |
| 213 | ASSERT_FALSE(exidx_->Decode()); |
| 214 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 215 | switch (log_) { |
| 216 | case ARM_LOG_NONE: |
| 217 | ASSERT_EQ("", GetFakeLogPrint()); |
| 218 | break; |
| 219 | case ARM_LOG_FULL: |
| 220 | case ARM_LOG_BY_REG: |
| 221 | ASSERT_EQ("4 unwind Refuse to unwind\n", GetFakeLogPrint()); |
| 222 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 223 | } |
| 224 | ASSERT_EQ(ARM_STATUS_NO_UNWIND, exidx_->status()); |
| 225 | } |
| 226 | |
| 227 | TEST_P(ArmExidxDecodeTest, pop_up_to_12) { |
| 228 | // 1000iiii iiiiiiii: Pop up to 12 integer registers |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 229 | data_->push_back(0x88); |
| 230 | data_->push_back(0x00); |
| 231 | process_memory_.SetData32(0x10000, 0x10); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 232 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 233 | ASSERT_TRUE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 234 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 235 | switch (log_) { |
| 236 | case ARM_LOG_NONE: |
| 237 | ASSERT_EQ("", GetFakeLogPrint()); |
| 238 | break; |
| 239 | case ARM_LOG_FULL: |
| 240 | ASSERT_EQ("4 unwind pop {r15}\n", GetFakeLogPrint()); |
| 241 | break; |
| 242 | case ARM_LOG_BY_REG: |
| 243 | exidx_->LogByReg(); |
| 244 | ASSERT_EQ( |
| 245 | "4 unwind cfa = r13 + 4\n" |
| 246 | "4 unwind r15 = [cfa - 4]\n", |
| 247 | GetFakeLogPrint()); |
| 248 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 249 | } |
| 250 | ASSERT_EQ(0x10004U, exidx_->cfa()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 251 | ASSERT_EQ(0x10U, (*exidx_->regs())[15]); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 252 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 253 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 254 | data_->push_back(0x8f); |
| 255 | data_->push_back(0xff); |
| 256 | for (size_t i = 0; i < 12; i++) { |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 257 | process_memory_.SetData32(0x10000 + i * 4, i + 0x20); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 258 | } |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 259 | exidx_->set_pc_set(false); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 260 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 261 | ASSERT_TRUE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 262 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 263 | switch (log_) { |
| 264 | case ARM_LOG_NONE: |
| 265 | ASSERT_EQ("", GetFakeLogPrint()); |
| 266 | break; |
| 267 | case ARM_LOG_FULL: |
| 268 | ASSERT_EQ("4 unwind pop {r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15}\n", |
| 269 | GetFakeLogPrint()); |
| 270 | break; |
| 271 | case ARM_LOG_BY_REG: |
| 272 | exidx_->LogByReg(); |
| 273 | ASSERT_EQ( |
| 274 | "4 unwind cfa = r13 + 48\n" |
| 275 | "4 unwind r4 = [cfa - 48]\n" |
| 276 | "4 unwind r5 = [cfa - 44]\n" |
| 277 | "4 unwind r6 = [cfa - 40]\n" |
| 278 | "4 unwind r7 = [cfa - 36]\n" |
| 279 | "4 unwind r8 = [cfa - 32]\n" |
| 280 | "4 unwind r9 = [cfa - 28]\n" |
| 281 | "4 unwind r10 = [cfa - 24]\n" |
| 282 | "4 unwind r11 = [cfa - 20]\n" |
| 283 | "4 unwind r12 = [cfa - 16]\n" |
| 284 | "4 unwind r13 = [cfa - 12]\n" |
| 285 | "4 unwind r14 = [cfa - 8]\n" |
| 286 | "4 unwind r15 = [cfa - 4]\n", |
| 287 | GetFakeLogPrint()); |
| 288 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 289 | } |
| 290 | // Popping r13 results in a modified cfa. |
| 291 | ASSERT_EQ(0x29U, exidx_->cfa()); |
| 292 | |
| 293 | ASSERT_EQ(0x20U, (*exidx_->regs())[4]); |
| 294 | ASSERT_EQ(0x21U, (*exidx_->regs())[5]); |
| 295 | ASSERT_EQ(0x22U, (*exidx_->regs())[6]); |
| 296 | ASSERT_EQ(0x23U, (*exidx_->regs())[7]); |
| 297 | ASSERT_EQ(0x24U, (*exidx_->regs())[8]); |
| 298 | ASSERT_EQ(0x25U, (*exidx_->regs())[9]); |
| 299 | ASSERT_EQ(0x26U, (*exidx_->regs())[10]); |
| 300 | ASSERT_EQ(0x27U, (*exidx_->regs())[11]); |
| 301 | ASSERT_EQ(0x28U, (*exidx_->regs())[12]); |
| 302 | ASSERT_EQ(0x29U, (*exidx_->regs())[13]); |
| 303 | ASSERT_EQ(0x2aU, (*exidx_->regs())[14]); |
| 304 | ASSERT_EQ(0x2bU, (*exidx_->regs())[15]); |
| 305 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 306 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 307 | exidx_->set_cfa(0x10034); |
| 308 | data_->push_back(0x81); |
| 309 | data_->push_back(0x28); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 310 | process_memory_.SetData32(0x10034, 0x11); |
| 311 | process_memory_.SetData32(0x10038, 0x22); |
| 312 | process_memory_.SetData32(0x1003c, 0x33); |
| 313 | exidx_->set_pc_set(false); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 314 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 315 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 316 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 317 | switch (log_) { |
| 318 | case ARM_LOG_NONE: |
| 319 | ASSERT_EQ("", GetFakeLogPrint()); |
| 320 | break; |
| 321 | case ARM_LOG_FULL: |
| 322 | ASSERT_EQ("4 unwind pop {r7, r9, r12}\n", GetFakeLogPrint()); |
| 323 | break; |
| 324 | case ARM_LOG_BY_REG: |
| 325 | exidx_->LogByReg(); |
| 326 | ASSERT_EQ( |
| 327 | "4 unwind cfa = r13 + 12\n" |
| 328 | "4 unwind r7 = [cfa - 12]\n" |
| 329 | "4 unwind r9 = [cfa - 8]\n" |
| 330 | "4 unwind r12 = [cfa - 4]\n", |
| 331 | GetFakeLogPrint()); |
| 332 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 333 | } |
| 334 | ASSERT_EQ(0x10040U, exidx_->cfa()); |
| 335 | ASSERT_EQ(0x11U, (*exidx_->regs())[7]); |
| 336 | ASSERT_EQ(0x22U, (*exidx_->regs())[9]); |
| 337 | ASSERT_EQ(0x33U, (*exidx_->regs())[12]); |
| 338 | } |
| 339 | |
| 340 | TEST_P(ArmExidxDecodeTest, set_vsp_from_register) { |
| 341 | // 1001nnnn: Set vsp = r[nnnn] (nnnn != 13, 15) |
| 342 | exidx_->set_cfa(0x100); |
| 343 | for (size_t i = 0; i < 15; i++) { |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 344 | (*regs_arm_)[i] = i + 1; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 345 | } |
| 346 | |
| 347 | data_->push_back(0x90); |
| 348 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 349 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 350 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 351 | switch (log_) { |
| 352 | case ARM_LOG_NONE: |
| 353 | ASSERT_EQ("", GetFakeLogPrint()); |
| 354 | break; |
| 355 | case ARM_LOG_FULL: |
| 356 | ASSERT_EQ("4 unwind vsp = r0\n", GetFakeLogPrint()); |
| 357 | break; |
| 358 | case ARM_LOG_BY_REG: |
| 359 | exidx_->LogByReg(); |
| 360 | ASSERT_EQ("4 unwind cfa = r0\n", GetFakeLogPrint()); |
| 361 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 362 | } |
| 363 | ASSERT_EQ(1U, exidx_->cfa()); |
| 364 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 365 | ResetExidx(); |
| 366 | exidx_->set_cfa(0x100); |
| 367 | for (size_t i = 0; i < 15; i++) { |
| 368 | (*regs_arm_)[i] = i + 1; |
| 369 | } |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 370 | data_->push_back(0x93); |
| 371 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 372 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 373 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 374 | switch (log_) { |
| 375 | case ARM_LOG_NONE: |
| 376 | ASSERT_EQ("", GetFakeLogPrint()); |
| 377 | break; |
| 378 | case ARM_LOG_FULL: |
| 379 | ASSERT_EQ("4 unwind vsp = r3\n", GetFakeLogPrint()); |
| 380 | break; |
| 381 | case ARM_LOG_BY_REG: |
| 382 | exidx_->LogByReg(); |
| 383 | ASSERT_EQ("4 unwind cfa = r3\n", GetFakeLogPrint()); |
| 384 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 385 | } |
| 386 | ASSERT_EQ(4U, exidx_->cfa()); |
| 387 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 388 | ResetExidx(); |
| 389 | exidx_->set_cfa(0x100); |
| 390 | for (size_t i = 0; i < 15; i++) { |
| 391 | (*regs_arm_)[i] = i + 1; |
| 392 | } |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 393 | data_->push_back(0x9e); |
| 394 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 395 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 396 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 397 | switch (log_) { |
| 398 | case ARM_LOG_NONE: |
| 399 | ASSERT_EQ("", GetFakeLogPrint()); |
| 400 | break; |
| 401 | case ARM_LOG_FULL: |
| 402 | ASSERT_EQ("4 unwind vsp = r14\n", GetFakeLogPrint()); |
| 403 | break; |
| 404 | case ARM_LOG_BY_REG: |
| 405 | exidx_->LogByReg(); |
| 406 | ASSERT_EQ("4 unwind cfa = r14\n", GetFakeLogPrint()); |
| 407 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 408 | } |
| 409 | ASSERT_EQ(15U, exidx_->cfa()); |
| 410 | } |
| 411 | |
| 412 | TEST_P(ArmExidxDecodeTest, reserved_prefix) { |
| 413 | // 10011101: Reserved as prefix for ARM register to register moves |
| 414 | data_->push_back(0x9d); |
| 415 | ASSERT_FALSE(exidx_->Decode()); |
| 416 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 417 | switch (log_) { |
| 418 | case ARM_LOG_NONE: |
| 419 | ASSERT_EQ("", GetFakeLogPrint()); |
| 420 | break; |
| 421 | case ARM_LOG_FULL: |
| 422 | case ARM_LOG_BY_REG: |
| 423 | ASSERT_EQ("4 unwind [Reserved]\n", GetFakeLogPrint()); |
| 424 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 425 | } |
| 426 | ASSERT_EQ(ARM_STATUS_RESERVED, exidx_->status()); |
| 427 | |
| 428 | // 10011111: Reserved as prefix for Intel Wireless MMX register to register moves |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 429 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 430 | data_->push_back(0x9f); |
| 431 | ASSERT_FALSE(exidx_->Decode()); |
| 432 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 433 | switch (log_) { |
| 434 | case ARM_LOG_NONE: |
| 435 | ASSERT_EQ("", GetFakeLogPrint()); |
| 436 | break; |
| 437 | case ARM_LOG_FULL: |
| 438 | case ARM_LOG_BY_REG: |
| 439 | ASSERT_EQ("4 unwind [Reserved]\n", GetFakeLogPrint()); |
| 440 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 441 | } |
| 442 | ASSERT_EQ(ARM_STATUS_RESERVED, exidx_->status()); |
| 443 | } |
| 444 | |
| 445 | TEST_P(ArmExidxDecodeTest, pop_registers) { |
| 446 | // 10100nnn: Pop r4-r[4+nnn] |
| 447 | data_->push_back(0xa0); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 448 | process_memory_.SetData32(0x10000, 0x14); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 449 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 450 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 451 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 452 | switch (log_) { |
| 453 | case ARM_LOG_NONE: |
| 454 | ASSERT_EQ("", GetFakeLogPrint()); |
| 455 | break; |
| 456 | case ARM_LOG_FULL: |
| 457 | ASSERT_EQ("4 unwind pop {r4}\n", GetFakeLogPrint()); |
| 458 | break; |
| 459 | case ARM_LOG_BY_REG: |
| 460 | exidx_->LogByReg(); |
| 461 | ASSERT_EQ( |
| 462 | "4 unwind cfa = r13 + 4\n" |
| 463 | "4 unwind r4 = [cfa - 4]\n", |
| 464 | GetFakeLogPrint()); |
| 465 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 466 | } |
| 467 | ASSERT_EQ(0x10004U, exidx_->cfa()); |
| 468 | ASSERT_EQ(0x14U, (*exidx_->regs())[4]); |
| 469 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 470 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 471 | data_->push_back(0xa3); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 472 | process_memory_.SetData32(0x10000, 0x20); |
| 473 | process_memory_.SetData32(0x10004, 0x30); |
| 474 | process_memory_.SetData32(0x10008, 0x40); |
| 475 | process_memory_.SetData32(0x1000c, 0x50); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 476 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 477 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 478 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 479 | switch (log_) { |
| 480 | case ARM_LOG_NONE: |
| 481 | ASSERT_EQ("", GetFakeLogPrint()); |
| 482 | break; |
| 483 | case ARM_LOG_FULL: |
| 484 | ASSERT_EQ("4 unwind pop {r4-r7}\n", GetFakeLogPrint()); |
| 485 | break; |
| 486 | case ARM_LOG_BY_REG: |
| 487 | exidx_->LogByReg(); |
| 488 | ASSERT_EQ( |
| 489 | "4 unwind cfa = r13 + 16\n" |
| 490 | "4 unwind r4 = [cfa - 16]\n" |
| 491 | "4 unwind r5 = [cfa - 12]\n" |
| 492 | "4 unwind r6 = [cfa - 8]\n" |
| 493 | "4 unwind r7 = [cfa - 4]\n", |
| 494 | GetFakeLogPrint()); |
| 495 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 496 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 497 | ASSERT_EQ(0x10010U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 498 | ASSERT_EQ(0x20U, (*exidx_->regs())[4]); |
| 499 | ASSERT_EQ(0x30U, (*exidx_->regs())[5]); |
| 500 | ASSERT_EQ(0x40U, (*exidx_->regs())[6]); |
| 501 | ASSERT_EQ(0x50U, (*exidx_->regs())[7]); |
| 502 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 503 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 504 | data_->push_back(0xa7); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 505 | process_memory_.SetData32(0x10000, 0x41); |
| 506 | process_memory_.SetData32(0x10004, 0x51); |
| 507 | process_memory_.SetData32(0x10008, 0x61); |
| 508 | process_memory_.SetData32(0x1000c, 0x71); |
| 509 | process_memory_.SetData32(0x10010, 0x81); |
| 510 | process_memory_.SetData32(0x10014, 0x91); |
| 511 | process_memory_.SetData32(0x10018, 0xa1); |
| 512 | process_memory_.SetData32(0x1001c, 0xb1); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 513 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 514 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 515 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 516 | switch (log_) { |
| 517 | case ARM_LOG_NONE: |
| 518 | ASSERT_EQ("", GetFakeLogPrint()); |
| 519 | break; |
| 520 | case ARM_LOG_FULL: |
| 521 | ASSERT_EQ("4 unwind pop {r4-r11}\n", GetFakeLogPrint()); |
| 522 | break; |
| 523 | case ARM_LOG_BY_REG: |
| 524 | exidx_->LogByReg(); |
| 525 | ASSERT_EQ( |
| 526 | "4 unwind cfa = r13 + 32\n" |
| 527 | "4 unwind r4 = [cfa - 32]\n" |
| 528 | "4 unwind r5 = [cfa - 28]\n" |
| 529 | "4 unwind r6 = [cfa - 24]\n" |
| 530 | "4 unwind r7 = [cfa - 20]\n" |
| 531 | "4 unwind r8 = [cfa - 16]\n" |
| 532 | "4 unwind r9 = [cfa - 12]\n" |
| 533 | "4 unwind r10 = [cfa - 8]\n" |
| 534 | "4 unwind r11 = [cfa - 4]\n", |
| 535 | GetFakeLogPrint()); |
| 536 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 537 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 538 | ASSERT_EQ(0x10020U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 539 | ASSERT_EQ(0x41U, (*exidx_->regs())[4]); |
| 540 | ASSERT_EQ(0x51U, (*exidx_->regs())[5]); |
| 541 | ASSERT_EQ(0x61U, (*exidx_->regs())[6]); |
| 542 | ASSERT_EQ(0x71U, (*exidx_->regs())[7]); |
| 543 | ASSERT_EQ(0x81U, (*exidx_->regs())[8]); |
| 544 | ASSERT_EQ(0x91U, (*exidx_->regs())[9]); |
| 545 | ASSERT_EQ(0xa1U, (*exidx_->regs())[10]); |
| 546 | ASSERT_EQ(0xb1U, (*exidx_->regs())[11]); |
| 547 | } |
| 548 | |
| 549 | TEST_P(ArmExidxDecodeTest, pop_registers_with_r14) { |
| 550 | // 10101nnn: Pop r4-r[4+nnn], r14 |
| 551 | data_->push_back(0xa8); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 552 | process_memory_.SetData32(0x10000, 0x12); |
| 553 | process_memory_.SetData32(0x10004, 0x22); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 554 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 555 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 556 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 557 | switch (log_) { |
| 558 | case ARM_LOG_NONE: |
| 559 | ASSERT_EQ("", GetFakeLogPrint()); |
| 560 | break; |
| 561 | case ARM_LOG_FULL: |
| 562 | ASSERT_EQ("4 unwind pop {r4, r14}\n", GetFakeLogPrint()); |
| 563 | break; |
| 564 | case ARM_LOG_BY_REG: |
| 565 | exidx_->LogByReg(); |
| 566 | ASSERT_EQ( |
| 567 | "4 unwind cfa = r13 + 8\n" |
| 568 | "4 unwind r4 = [cfa - 8]\n" |
| 569 | "4 unwind r14 = [cfa - 4]\n", |
| 570 | GetFakeLogPrint()); |
| 571 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 572 | } |
| 573 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
| 574 | ASSERT_EQ(0x12U, (*exidx_->regs())[4]); |
| 575 | ASSERT_EQ(0x22U, (*exidx_->regs())[14]); |
| 576 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 577 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 578 | data_->push_back(0xab); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 579 | process_memory_.SetData32(0x10000, 0x1); |
| 580 | process_memory_.SetData32(0x10004, 0x2); |
| 581 | process_memory_.SetData32(0x10008, 0x3); |
| 582 | process_memory_.SetData32(0x1000c, 0x4); |
| 583 | process_memory_.SetData32(0x10010, 0x5); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 584 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 585 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 586 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 587 | switch (log_) { |
| 588 | case ARM_LOG_NONE: |
| 589 | ASSERT_EQ("", GetFakeLogPrint()); |
| 590 | break; |
| 591 | case ARM_LOG_FULL: |
| 592 | ASSERT_EQ("4 unwind pop {r4-r7, r14}\n", GetFakeLogPrint()); |
| 593 | break; |
| 594 | case ARM_LOG_BY_REG: |
| 595 | exidx_->LogByReg(); |
| 596 | ASSERT_EQ( |
| 597 | "4 unwind cfa = r13 + 20\n" |
| 598 | "4 unwind r4 = [cfa - 20]\n" |
| 599 | "4 unwind r5 = [cfa - 16]\n" |
| 600 | "4 unwind r6 = [cfa - 12]\n" |
| 601 | "4 unwind r7 = [cfa - 8]\n" |
| 602 | "4 unwind r14 = [cfa - 4]\n", |
| 603 | GetFakeLogPrint()); |
| 604 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 605 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 606 | ASSERT_EQ(0x10014U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 607 | ASSERT_EQ(0x1U, (*exidx_->regs())[4]); |
| 608 | ASSERT_EQ(0x2U, (*exidx_->regs())[5]); |
| 609 | ASSERT_EQ(0x3U, (*exidx_->regs())[6]); |
| 610 | ASSERT_EQ(0x4U, (*exidx_->regs())[7]); |
| 611 | ASSERT_EQ(0x5U, (*exidx_->regs())[14]); |
| 612 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 613 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 614 | data_->push_back(0xaf); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 615 | process_memory_.SetData32(0x10000, 0x1a); |
| 616 | process_memory_.SetData32(0x10004, 0x2a); |
| 617 | process_memory_.SetData32(0x10008, 0x3a); |
| 618 | process_memory_.SetData32(0x1000c, 0x4a); |
| 619 | process_memory_.SetData32(0x10010, 0x5a); |
| 620 | process_memory_.SetData32(0x10014, 0x6a); |
| 621 | process_memory_.SetData32(0x10018, 0x7a); |
| 622 | process_memory_.SetData32(0x1001c, 0x8a); |
| 623 | process_memory_.SetData32(0x10020, 0x9a); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 624 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 625 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 626 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 627 | switch (log_) { |
| 628 | case ARM_LOG_NONE: |
| 629 | ASSERT_EQ("", GetFakeLogPrint()); |
| 630 | break; |
| 631 | case ARM_LOG_FULL: |
| 632 | ASSERT_EQ("4 unwind pop {r4-r11, r14}\n", GetFakeLogPrint()); |
| 633 | break; |
| 634 | case ARM_LOG_BY_REG: |
| 635 | exidx_->LogByReg(); |
| 636 | ASSERT_EQ( |
| 637 | "4 unwind cfa = r13 + 36\n" |
| 638 | "4 unwind r4 = [cfa - 36]\n" |
| 639 | "4 unwind r5 = [cfa - 32]\n" |
| 640 | "4 unwind r6 = [cfa - 28]\n" |
| 641 | "4 unwind r7 = [cfa - 24]\n" |
| 642 | "4 unwind r8 = [cfa - 20]\n" |
| 643 | "4 unwind r9 = [cfa - 16]\n" |
| 644 | "4 unwind r10 = [cfa - 12]\n" |
| 645 | "4 unwind r11 = [cfa - 8]\n" |
| 646 | "4 unwind r14 = [cfa - 4]\n", |
| 647 | GetFakeLogPrint()); |
| 648 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 649 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 650 | ASSERT_EQ(0x10024U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 651 | ASSERT_EQ(0x1aU, (*exidx_->regs())[4]); |
| 652 | ASSERT_EQ(0x2aU, (*exidx_->regs())[5]); |
| 653 | ASSERT_EQ(0x3aU, (*exidx_->regs())[6]); |
| 654 | ASSERT_EQ(0x4aU, (*exidx_->regs())[7]); |
| 655 | ASSERT_EQ(0x5aU, (*exidx_->regs())[8]); |
| 656 | ASSERT_EQ(0x6aU, (*exidx_->regs())[9]); |
| 657 | ASSERT_EQ(0x7aU, (*exidx_->regs())[10]); |
| 658 | ASSERT_EQ(0x8aU, (*exidx_->regs())[11]); |
| 659 | ASSERT_EQ(0x9aU, (*exidx_->regs())[14]); |
| 660 | } |
| 661 | |
| 662 | TEST_P(ArmExidxDecodeTest, finish) { |
| 663 | // 10110000: Finish |
| 664 | data_->push_back(0xb0); |
| 665 | ASSERT_FALSE(exidx_->Decode()); |
| 666 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 667 | switch (log_) { |
| 668 | case ARM_LOG_NONE: |
| 669 | ASSERT_EQ("", GetFakeLogPrint()); |
| 670 | break; |
| 671 | case ARM_LOG_FULL: |
| 672 | ASSERT_EQ("4 unwind finish\n", GetFakeLogPrint()); |
| 673 | break; |
| 674 | case ARM_LOG_BY_REG: |
| 675 | exidx_->LogByReg(); |
| 676 | ASSERT_EQ("4 unwind cfa = r13\n", GetFakeLogPrint()); |
| 677 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 678 | } |
| 679 | ASSERT_EQ(0x10000U, exidx_->cfa()); |
| 680 | ASSERT_EQ(ARM_STATUS_FINISH, exidx_->status()); |
| 681 | } |
| 682 | |
| 683 | TEST_P(ArmExidxDecodeTest, spare) { |
| 684 | // 10110001 00000000: Spare |
| 685 | data_->push_back(0xb1); |
| 686 | data_->push_back(0x00); |
| 687 | ASSERT_FALSE(exidx_->Decode()); |
| 688 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 689 | switch (log_) { |
| 690 | case ARM_LOG_NONE: |
| 691 | ASSERT_EQ("", GetFakeLogPrint()); |
| 692 | break; |
| 693 | case ARM_LOG_FULL: |
| 694 | case ARM_LOG_BY_REG: |
| 695 | ASSERT_EQ("4 unwind Spare\n", GetFakeLogPrint()); |
| 696 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 697 | } |
| 698 | ASSERT_EQ(0x10000U, exidx_->cfa()); |
| 699 | ASSERT_EQ(ARM_STATUS_SPARE, exidx_->status()); |
| 700 | |
| 701 | // 10110001 xxxxyyyy: Spare (xxxx != 0000) |
| 702 | for (size_t x = 1; x < 16; x++) { |
| 703 | for (size_t y = 0; y < 16; y++) { |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 704 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 705 | data_->push_back(0xb1); |
| 706 | data_->push_back((x << 4) | y); |
| 707 | ASSERT_FALSE(exidx_->Decode()) << "x, y = " << x << ", " << y; |
| 708 | ASSERT_EQ("", GetFakeLogBuf()) << "x, y = " << x << ", " << y; |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 709 | switch (log_) { |
| 710 | case ARM_LOG_NONE: |
| 711 | ASSERT_EQ("", GetFakeLogPrint()); |
| 712 | break; |
| 713 | case ARM_LOG_FULL: |
| 714 | case ARM_LOG_BY_REG: |
| 715 | ASSERT_EQ("4 unwind Spare\n", GetFakeLogPrint()) << "x, y = " << x << ", " << y; |
| 716 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 717 | } |
| 718 | ASSERT_EQ(0x10000U, exidx_->cfa()) << "x, y = " << x << ", " << y; |
| 719 | ASSERT_EQ(ARM_STATUS_SPARE, exidx_->status()); |
| 720 | } |
| 721 | } |
| 722 | |
| 723 | // 101101nn: Spare |
| 724 | for (size_t n = 0; n < 4; n++) { |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 725 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 726 | data_->push_back(0xb4 | n); |
| 727 | ASSERT_FALSE(exidx_->Decode()) << "n = " << n; |
| 728 | ASSERT_EQ("", GetFakeLogBuf()) << "n = " << n; |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 729 | switch (log_) { |
| 730 | case ARM_LOG_NONE: |
| 731 | ASSERT_EQ("", GetFakeLogPrint()); |
| 732 | break; |
| 733 | case ARM_LOG_FULL: |
| 734 | case ARM_LOG_BY_REG: |
| 735 | ASSERT_EQ("4 unwind Spare\n", GetFakeLogPrint()) << "n = " << n; |
| 736 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 737 | } |
| 738 | ASSERT_EQ(0x10000U, exidx_->cfa()) << "n = " << n; |
| 739 | ASSERT_EQ(ARM_STATUS_SPARE, exidx_->status()); |
| 740 | } |
| 741 | |
| 742 | // 11000111 00000000: Spare |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 743 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 744 | data_->push_back(0xc7); |
| 745 | data_->push_back(0x00); |
| 746 | ASSERT_FALSE(exidx_->Decode()); |
| 747 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 748 | switch (log_) { |
| 749 | case ARM_LOG_NONE: |
| 750 | ASSERT_EQ("", GetFakeLogPrint()); |
| 751 | break; |
| 752 | case ARM_LOG_FULL: |
| 753 | case ARM_LOG_BY_REG: |
| 754 | ASSERT_EQ("4 unwind Spare\n", GetFakeLogPrint()); |
| 755 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 756 | } |
| 757 | ASSERT_EQ(0x10000U, exidx_->cfa()); |
| 758 | ASSERT_EQ(ARM_STATUS_SPARE, exidx_->status()); |
| 759 | |
| 760 | // 11000111 xxxxyyyy: Spare (xxxx != 0000) |
| 761 | for (size_t x = 1; x < 16; x++) { |
| 762 | for (size_t y = 0; y < 16; y++) { |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 763 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 764 | data_->push_back(0xc7); |
| 765 | data_->push_back(0x10); |
| 766 | ASSERT_FALSE(exidx_->Decode()) << "x, y = " << x << ", " << y; |
| 767 | ASSERT_EQ("", GetFakeLogBuf()) << "x, y = " << x << ", " << y; |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 768 | switch (log_) { |
| 769 | case ARM_LOG_NONE: |
| 770 | ASSERT_EQ("", GetFakeLogPrint()); |
| 771 | break; |
| 772 | case ARM_LOG_FULL: |
| 773 | case ARM_LOG_BY_REG: |
| 774 | ASSERT_EQ("4 unwind Spare\n", GetFakeLogPrint()) << "x, y = " << x << ", " << y; |
| 775 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 776 | } |
| 777 | ASSERT_EQ(0x10000U, exidx_->cfa()) << "x, y = " << x << ", " << y; |
| 778 | ASSERT_EQ(ARM_STATUS_SPARE, exidx_->status()); |
| 779 | } |
| 780 | } |
| 781 | |
| 782 | // 11001yyy: Spare (yyy != 000, 001) |
| 783 | for (size_t y = 2; y < 8; y++) { |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 784 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 785 | data_->push_back(0xc8 | y); |
| 786 | ASSERT_FALSE(exidx_->Decode()) << "y = " << y; |
| 787 | ASSERT_EQ("", GetFakeLogBuf()) << "y = " << y; |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 788 | switch (log_) { |
| 789 | case ARM_LOG_NONE: |
| 790 | ASSERT_EQ("", GetFakeLogPrint()); |
| 791 | break; |
| 792 | case ARM_LOG_FULL: |
| 793 | case ARM_LOG_BY_REG: |
| 794 | ASSERT_EQ("4 unwind Spare\n", GetFakeLogPrint()) << "y = " << y; |
| 795 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 796 | } |
| 797 | ASSERT_EQ(0x10000U, exidx_->cfa()) << "y = " << y; |
| 798 | ASSERT_EQ(ARM_STATUS_SPARE, exidx_->status()); |
| 799 | } |
| 800 | |
| 801 | // 11xxxyyy: Spare (xxx != 000, 001, 010) |
| 802 | for (size_t x = 3; x < 8; x++) { |
| 803 | for (size_t y = 0; y < 8; y++) { |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 804 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 805 | data_->push_back(0xc0 | (x << 3) | y); |
| 806 | ASSERT_FALSE(exidx_->Decode()) << "x, y = " << x << ", " << y; |
| 807 | ASSERT_EQ("", GetFakeLogBuf()) << "x, y = " << x << ", " << y; |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 808 | switch (log_) { |
| 809 | case ARM_LOG_NONE: |
| 810 | ASSERT_EQ("", GetFakeLogPrint()); |
| 811 | break; |
| 812 | case ARM_LOG_FULL: |
| 813 | case ARM_LOG_BY_REG: |
| 814 | ASSERT_EQ("4 unwind Spare\n", GetFakeLogPrint()) << "x, y = " << x << ", " << y; |
| 815 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 816 | } |
| 817 | ASSERT_EQ(0x10000U, exidx_->cfa()) << "x, y = " << x << ", " << y; |
| 818 | ASSERT_EQ(ARM_STATUS_SPARE, exidx_->status()); |
| 819 | } |
| 820 | } |
| 821 | } |
| 822 | |
| 823 | TEST_P(ArmExidxDecodeTest, pop_registers_under_mask) { |
| 824 | // 10110001 0000iiii: Pop integer registers {r0, r1, r2, r3} |
| 825 | data_->push_back(0xb1); |
| 826 | data_->push_back(0x01); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 827 | process_memory_.SetData32(0x10000, 0x45); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 828 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 829 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 830 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 831 | switch (log_) { |
| 832 | case ARM_LOG_NONE: |
| 833 | ASSERT_EQ("", GetFakeLogPrint()); |
| 834 | break; |
| 835 | case ARM_LOG_FULL: |
| 836 | ASSERT_EQ("4 unwind pop {r0}\n", GetFakeLogPrint()); |
| 837 | break; |
| 838 | case ARM_LOG_BY_REG: |
| 839 | exidx_->LogByReg(); |
| 840 | ASSERT_EQ( |
| 841 | "4 unwind cfa = r13 + 4\n" |
| 842 | "4 unwind r0 = [cfa - 4]\n", |
| 843 | GetFakeLogPrint()); |
| 844 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 845 | } |
| 846 | ASSERT_EQ(0x10004U, exidx_->cfa()); |
| 847 | ASSERT_EQ(0x45U, (*exidx_->regs())[0]); |
| 848 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 849 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 850 | data_->push_back(0xb1); |
| 851 | data_->push_back(0x0a); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 852 | process_memory_.SetData32(0x10000, 0x23); |
| 853 | process_memory_.SetData32(0x10004, 0x24); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 854 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 855 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 856 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 857 | switch (log_) { |
| 858 | case ARM_LOG_NONE: |
| 859 | ASSERT_EQ("", GetFakeLogPrint()); |
| 860 | break; |
| 861 | case ARM_LOG_FULL: |
| 862 | ASSERT_EQ("4 unwind pop {r1, r3}\n", GetFakeLogPrint()); |
| 863 | break; |
| 864 | case ARM_LOG_BY_REG: |
| 865 | exidx_->LogByReg(); |
| 866 | ASSERT_EQ( |
| 867 | "4 unwind cfa = r13 + 8\n" |
| 868 | "4 unwind r1 = [cfa - 8]\n" |
| 869 | "4 unwind r3 = [cfa - 4]\n", |
| 870 | GetFakeLogPrint()); |
| 871 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 872 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 873 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 874 | ASSERT_EQ(0x23U, (*exidx_->regs())[1]); |
| 875 | ASSERT_EQ(0x24U, (*exidx_->regs())[3]); |
| 876 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 877 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 878 | data_->push_back(0xb1); |
| 879 | data_->push_back(0x0f); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 880 | process_memory_.SetData32(0x10000, 0x65); |
| 881 | process_memory_.SetData32(0x10004, 0x54); |
| 882 | process_memory_.SetData32(0x10008, 0x43); |
| 883 | process_memory_.SetData32(0x1000c, 0x32); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 884 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 885 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 886 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 887 | switch (log_) { |
| 888 | case ARM_LOG_NONE: |
| 889 | ASSERT_EQ("", GetFakeLogPrint()); |
| 890 | break; |
| 891 | case ARM_LOG_FULL: |
| 892 | ASSERT_EQ("4 unwind pop {r0, r1, r2, r3}\n", GetFakeLogPrint()); |
| 893 | break; |
| 894 | case ARM_LOG_BY_REG: |
| 895 | exidx_->LogByReg(); |
| 896 | ASSERT_EQ( |
| 897 | "4 unwind cfa = r13 + 16\n" |
| 898 | "4 unwind r0 = [cfa - 16]\n" |
| 899 | "4 unwind r1 = [cfa - 12]\n" |
| 900 | "4 unwind r2 = [cfa - 8]\n" |
| 901 | "4 unwind r3 = [cfa - 4]\n", |
| 902 | GetFakeLogPrint()); |
| 903 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 904 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 905 | ASSERT_EQ(0x10010U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 906 | ASSERT_EQ(0x65U, (*exidx_->regs())[0]); |
| 907 | ASSERT_EQ(0x54U, (*exidx_->regs())[1]); |
| 908 | ASSERT_EQ(0x43U, (*exidx_->regs())[2]); |
| 909 | ASSERT_EQ(0x32U, (*exidx_->regs())[3]); |
| 910 | } |
| 911 | |
| 912 | TEST_P(ArmExidxDecodeTest, vsp_large_incr) { |
| 913 | // 10110010 uleb128: vsp = vsp + 0x204 + (uleb128 << 2) |
| 914 | data_->push_back(0xb2); |
| 915 | data_->push_back(0x7f); |
| 916 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 917 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 918 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 919 | switch (log_) { |
| 920 | case ARM_LOG_NONE: |
| 921 | ASSERT_EQ("", GetFakeLogPrint()); |
| 922 | break; |
| 923 | case ARM_LOG_FULL: |
| 924 | ASSERT_EQ("4 unwind vsp = vsp + 1024\n", GetFakeLogPrint()); |
| 925 | break; |
| 926 | case ARM_LOG_BY_REG: |
| 927 | exidx_->LogByReg(); |
| 928 | ASSERT_EQ("4 unwind cfa = r13 + 1024\n", GetFakeLogPrint()); |
| 929 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 930 | } |
| 931 | ASSERT_EQ(0x10400U, exidx_->cfa()); |
| 932 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 933 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 934 | data_->push_back(0xb2); |
| 935 | data_->push_back(0xff); |
| 936 | data_->push_back(0x02); |
| 937 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 938 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 939 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 940 | switch (log_) { |
| 941 | case ARM_LOG_NONE: |
| 942 | ASSERT_EQ("", GetFakeLogPrint()); |
| 943 | break; |
| 944 | case ARM_LOG_FULL: |
| 945 | ASSERT_EQ("4 unwind vsp = vsp + 2048\n", GetFakeLogPrint()); |
| 946 | break; |
| 947 | case ARM_LOG_BY_REG: |
| 948 | exidx_->LogByReg(); |
| 949 | ASSERT_EQ("4 unwind cfa = r13 + 2048\n", GetFakeLogPrint()); |
| 950 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 951 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 952 | ASSERT_EQ(0x10800U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 953 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 954 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 955 | data_->push_back(0xb2); |
| 956 | data_->push_back(0xff); |
| 957 | data_->push_back(0x82); |
| 958 | data_->push_back(0x30); |
| 959 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 960 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 961 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 962 | switch (log_) { |
| 963 | case ARM_LOG_NONE: |
| 964 | ASSERT_EQ("", GetFakeLogPrint()); |
| 965 | break; |
| 966 | case ARM_LOG_FULL: |
| 967 | ASSERT_EQ("4 unwind vsp = vsp + 3147776\n", GetFakeLogPrint()); |
| 968 | break; |
| 969 | case ARM_LOG_BY_REG: |
| 970 | exidx_->LogByReg(); |
| 971 | ASSERT_EQ("4 unwind cfa = r13 + 3147776\n", GetFakeLogPrint()); |
| 972 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 973 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 974 | ASSERT_EQ(0x310800U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 975 | } |
| 976 | |
| 977 | TEST_P(ArmExidxDecodeTest, pop_vfp_fstmfdx) { |
| 978 | // 10110011 sssscccc: Pop VFP double precision registers D[ssss]-D[ssss+cccc] by FSTMFDX |
| 979 | data_->push_back(0xb3); |
| 980 | data_->push_back(0x00); |
| 981 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 982 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 983 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 984 | switch (log_) { |
| 985 | case ARM_LOG_NONE: |
| 986 | ASSERT_EQ("", GetFakeLogPrint()); |
| 987 | break; |
| 988 | case ARM_LOG_FULL: |
| 989 | ASSERT_EQ("4 unwind pop {d0}\n", GetFakeLogPrint()); |
| 990 | break; |
| 991 | case ARM_LOG_BY_REG: |
| 992 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 993 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 994 | } |
| 995 | ASSERT_EQ(0x1000cU, exidx_->cfa()); |
| 996 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 997 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 998 | data_->push_back(0xb3); |
| 999 | data_->push_back(0x48); |
| 1000 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1001 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1002 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1003 | switch (log_) { |
| 1004 | case ARM_LOG_NONE: |
| 1005 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1006 | break; |
| 1007 | case ARM_LOG_FULL: |
| 1008 | ASSERT_EQ("4 unwind pop {d4-d12}\n", GetFakeLogPrint()); |
| 1009 | break; |
| 1010 | case ARM_LOG_BY_REG: |
| 1011 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1012 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1013 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1014 | ASSERT_EQ(0x1004cU, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1015 | } |
| 1016 | |
| 1017 | TEST_P(ArmExidxDecodeTest, pop_vfp8_fstmfdx) { |
| 1018 | // 10111nnn: Pop VFP double precision registers D[8]-D[8+nnn] by FSTMFDX |
| 1019 | data_->push_back(0xb8); |
| 1020 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1021 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1022 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1023 | switch (log_) { |
| 1024 | case ARM_LOG_NONE: |
| 1025 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1026 | break; |
| 1027 | case ARM_LOG_FULL: |
| 1028 | ASSERT_EQ("4 unwind pop {d8}\n", GetFakeLogPrint()); |
| 1029 | break; |
| 1030 | case ARM_LOG_BY_REG: |
| 1031 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1032 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1033 | } |
| 1034 | ASSERT_EQ(0x1000cU, exidx_->cfa()); |
| 1035 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1036 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1037 | data_->push_back(0xbb); |
| 1038 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1039 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1040 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1041 | switch (log_) { |
| 1042 | case ARM_LOG_NONE: |
| 1043 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1044 | break; |
| 1045 | case ARM_LOG_FULL: |
| 1046 | ASSERT_EQ("4 unwind pop {d8-d11}\n", GetFakeLogPrint()); |
| 1047 | break; |
| 1048 | case ARM_LOG_BY_REG: |
| 1049 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1050 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1051 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1052 | ASSERT_EQ(0x10024U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1053 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1054 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1055 | data_->push_back(0xbf); |
| 1056 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1057 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1058 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1059 | switch (log_) { |
| 1060 | case ARM_LOG_NONE: |
| 1061 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1062 | break; |
| 1063 | case ARM_LOG_FULL: |
| 1064 | ASSERT_EQ("4 unwind pop {d8-d15}\n", GetFakeLogPrint()); |
| 1065 | break; |
| 1066 | case ARM_LOG_BY_REG: |
| 1067 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1068 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1069 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1070 | ASSERT_EQ(0x10044U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1071 | } |
| 1072 | |
| 1073 | TEST_P(ArmExidxDecodeTest, pop_mmx_wr10) { |
| 1074 | // 11000nnn: Intel Wireless MMX pop wR[10]-wR[10+nnn] (nnn != 6, 7) |
| 1075 | data_->push_back(0xc0); |
| 1076 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1077 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1078 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1079 | switch (log_) { |
| 1080 | case ARM_LOG_NONE: |
| 1081 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1082 | break; |
| 1083 | case ARM_LOG_FULL: |
| 1084 | ASSERT_EQ("4 unwind pop {wR10}\n", GetFakeLogPrint()); |
| 1085 | break; |
| 1086 | case ARM_LOG_BY_REG: |
| 1087 | ASSERT_EQ("4 unwind Unsupported wRX register display\n", GetFakeLogPrint()); |
| 1088 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1089 | } |
| 1090 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
| 1091 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1092 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1093 | data_->push_back(0xc2); |
| 1094 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1095 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1096 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1097 | switch (log_) { |
| 1098 | case ARM_LOG_NONE: |
| 1099 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1100 | break; |
| 1101 | case ARM_LOG_FULL: |
| 1102 | ASSERT_EQ("4 unwind pop {wR10-wR12}\n", GetFakeLogPrint()); |
| 1103 | break; |
| 1104 | case ARM_LOG_BY_REG: |
| 1105 | ASSERT_EQ("4 unwind Unsupported wRX register display\n", GetFakeLogPrint()); |
| 1106 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1107 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1108 | ASSERT_EQ(0x10018U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1109 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1110 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1111 | data_->push_back(0xc5); |
| 1112 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1113 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1114 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1115 | switch (log_) { |
| 1116 | case ARM_LOG_NONE: |
| 1117 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1118 | break; |
| 1119 | case ARM_LOG_FULL: |
| 1120 | ASSERT_EQ("4 unwind pop {wR10-wR15}\n", GetFakeLogPrint()); |
| 1121 | break; |
| 1122 | case ARM_LOG_BY_REG: |
| 1123 | ASSERT_EQ("4 unwind Unsupported wRX register display\n", GetFakeLogPrint()); |
| 1124 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1125 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1126 | ASSERT_EQ(0x10030U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1127 | } |
| 1128 | |
| 1129 | TEST_P(ArmExidxDecodeTest, pop_mmx_wr) { |
| 1130 | // 11000110 sssscccc: Intel Wireless MMX pop wR[ssss]-wR[ssss+cccc] |
| 1131 | data_->push_back(0xc6); |
| 1132 | data_->push_back(0x00); |
| 1133 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1134 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1135 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1136 | switch (log_) { |
| 1137 | case ARM_LOG_NONE: |
| 1138 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1139 | break; |
| 1140 | case ARM_LOG_FULL: |
| 1141 | ASSERT_EQ("4 unwind pop {wR0}\n", GetFakeLogPrint()); |
| 1142 | break; |
| 1143 | case ARM_LOG_BY_REG: |
| 1144 | ASSERT_EQ("4 unwind Unsupported wRX register display\n", GetFakeLogPrint()); |
| 1145 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1146 | } |
| 1147 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
| 1148 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1149 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1150 | data_->push_back(0xc6); |
| 1151 | data_->push_back(0x25); |
| 1152 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1153 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1154 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1155 | switch (log_) { |
| 1156 | case ARM_LOG_NONE: |
| 1157 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1158 | break; |
| 1159 | case ARM_LOG_FULL: |
| 1160 | ASSERT_EQ("4 unwind pop {wR2-wR7}\n", GetFakeLogPrint()); |
| 1161 | break; |
| 1162 | case ARM_LOG_BY_REG: |
| 1163 | ASSERT_EQ("4 unwind Unsupported wRX register display\n", GetFakeLogPrint()); |
| 1164 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1165 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1166 | ASSERT_EQ(0x10030U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1167 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1168 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1169 | data_->push_back(0xc6); |
| 1170 | data_->push_back(0xff); |
| 1171 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1172 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1173 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1174 | switch (log_) { |
| 1175 | case ARM_LOG_NONE: |
| 1176 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1177 | break; |
| 1178 | case ARM_LOG_FULL: |
| 1179 | ASSERT_EQ("4 unwind pop {wR15-wR30}\n", GetFakeLogPrint()); |
| 1180 | break; |
| 1181 | case ARM_LOG_BY_REG: |
| 1182 | ASSERT_EQ("4 unwind Unsupported wRX register display\n", GetFakeLogPrint()); |
| 1183 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1184 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1185 | ASSERT_EQ(0x10080U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1186 | } |
| 1187 | |
| 1188 | TEST_P(ArmExidxDecodeTest, pop_mmx_wcgr) { |
| 1189 | // 11000111 0000iiii: Intel Wireless MMX pop wCGR registes {wCGR0,1,2,3} |
| 1190 | data_->push_back(0xc7); |
| 1191 | data_->push_back(0x01); |
| 1192 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1193 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1194 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1195 | switch (log_) { |
| 1196 | case ARM_LOG_NONE: |
| 1197 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1198 | break; |
| 1199 | case ARM_LOG_FULL: |
| 1200 | ASSERT_EQ("4 unwind pop {wCGR0}\n", GetFakeLogPrint()); |
| 1201 | break; |
| 1202 | case ARM_LOG_BY_REG: |
| 1203 | ASSERT_EQ("4 unwind Unsupported wCGR register display\n", GetFakeLogPrint()); |
| 1204 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1205 | } |
| 1206 | ASSERT_EQ(0x10004U, exidx_->cfa()); |
| 1207 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1208 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1209 | data_->push_back(0xc7); |
| 1210 | data_->push_back(0x0a); |
| 1211 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1212 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1213 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1214 | switch (log_) { |
| 1215 | case ARM_LOG_NONE: |
| 1216 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1217 | break; |
| 1218 | case ARM_LOG_FULL: |
| 1219 | ASSERT_EQ("4 unwind pop {wCGR1, wCGR3}\n", GetFakeLogPrint()); |
| 1220 | break; |
| 1221 | case ARM_LOG_BY_REG: |
| 1222 | ASSERT_EQ("4 unwind Unsupported wCGR register display\n", GetFakeLogPrint()); |
| 1223 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1224 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1225 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1226 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1227 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1228 | data_->push_back(0xc7); |
| 1229 | data_->push_back(0x0f); |
| 1230 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1231 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1232 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1233 | switch (log_) { |
| 1234 | case ARM_LOG_NONE: |
| 1235 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1236 | break; |
| 1237 | case ARM_LOG_FULL: |
| 1238 | ASSERT_EQ("4 unwind pop {wCGR0, wCGR1, wCGR2, wCGR3}\n", GetFakeLogPrint()); |
| 1239 | break; |
| 1240 | case ARM_LOG_BY_REG: |
| 1241 | ASSERT_EQ("4 unwind Unsupported wCGR register display\n", GetFakeLogPrint()); |
| 1242 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1243 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1244 | ASSERT_EQ(0x10010U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1245 | } |
| 1246 | |
| 1247 | TEST_P(ArmExidxDecodeTest, pop_vfp16_vpush) { |
| 1248 | // 11001000 sssscccc: Pop VFP double precision registers d[16+ssss]-D[16+ssss+cccc] by VPUSH |
| 1249 | data_->push_back(0xc8); |
| 1250 | data_->push_back(0x00); |
| 1251 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1252 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1253 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1254 | switch (log_) { |
| 1255 | case ARM_LOG_NONE: |
| 1256 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1257 | break; |
| 1258 | case ARM_LOG_FULL: |
| 1259 | ASSERT_EQ("4 unwind pop {d16}\n", GetFakeLogPrint()); |
| 1260 | break; |
| 1261 | case ARM_LOG_BY_REG: |
| 1262 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1263 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1264 | } |
| 1265 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
| 1266 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1267 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1268 | data_->push_back(0xc8); |
| 1269 | data_->push_back(0x14); |
| 1270 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1271 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1272 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1273 | switch (log_) { |
| 1274 | case ARM_LOG_NONE: |
| 1275 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1276 | break; |
| 1277 | case ARM_LOG_FULL: |
| 1278 | ASSERT_EQ("4 unwind pop {d17-d21}\n", GetFakeLogPrint()); |
| 1279 | break; |
| 1280 | case ARM_LOG_BY_REG: |
| 1281 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1282 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1283 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1284 | ASSERT_EQ(0x10028U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1285 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1286 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1287 | data_->push_back(0xc8); |
| 1288 | data_->push_back(0xff); |
| 1289 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1290 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1291 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1292 | switch (log_) { |
| 1293 | case ARM_LOG_NONE: |
| 1294 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1295 | break; |
| 1296 | case ARM_LOG_FULL: |
| 1297 | ASSERT_EQ("4 unwind pop {d31-d46}\n", GetFakeLogPrint()); |
| 1298 | break; |
| 1299 | case ARM_LOG_BY_REG: |
| 1300 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1301 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1302 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1303 | ASSERT_EQ(0x10080U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1304 | } |
| 1305 | |
| 1306 | TEST_P(ArmExidxDecodeTest, pop_vfp_vpush) { |
| 1307 | // 11001001 sssscccc: Pop VFP double precision registers d[ssss]-D[ssss+cccc] by VPUSH |
| 1308 | data_->push_back(0xc9); |
| 1309 | data_->push_back(0x00); |
| 1310 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1311 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1312 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1313 | switch (log_) { |
| 1314 | case ARM_LOG_NONE: |
| 1315 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1316 | break; |
| 1317 | case ARM_LOG_FULL: |
| 1318 | ASSERT_EQ("4 unwind pop {d0}\n", GetFakeLogPrint()); |
| 1319 | break; |
| 1320 | case ARM_LOG_BY_REG: |
| 1321 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1322 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1323 | } |
| 1324 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
| 1325 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1326 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1327 | data_->push_back(0xc9); |
| 1328 | data_->push_back(0x23); |
| 1329 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1330 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1331 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1332 | switch (log_) { |
| 1333 | case ARM_LOG_NONE: |
| 1334 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1335 | break; |
| 1336 | case ARM_LOG_FULL: |
| 1337 | ASSERT_EQ("4 unwind pop {d2-d5}\n", GetFakeLogPrint()); |
| 1338 | break; |
| 1339 | case ARM_LOG_BY_REG: |
| 1340 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1341 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1342 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1343 | ASSERT_EQ(0x10020U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1344 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1345 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1346 | data_->push_back(0xc9); |
| 1347 | data_->push_back(0xff); |
| 1348 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1349 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1350 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1351 | switch (log_) { |
| 1352 | case ARM_LOG_NONE: |
| 1353 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1354 | break; |
| 1355 | case ARM_LOG_FULL: |
| 1356 | ASSERT_EQ("4 unwind pop {d15-d30}\n", GetFakeLogPrint()); |
| 1357 | break; |
| 1358 | case ARM_LOG_BY_REG: |
| 1359 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1360 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1361 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1362 | ASSERT_EQ(0x10080U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1363 | } |
| 1364 | |
| 1365 | TEST_P(ArmExidxDecodeTest, pop_vfp8_vpush) { |
| 1366 | // 11010nnn: Pop VFP double precision registers D[8]-D[8+nnn] by VPUSH |
| 1367 | data_->push_back(0xd0); |
| 1368 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1369 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1370 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1371 | switch (log_) { |
| 1372 | case ARM_LOG_NONE: |
| 1373 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1374 | break; |
| 1375 | case ARM_LOG_FULL: |
| 1376 | ASSERT_EQ("4 unwind pop {d8}\n", GetFakeLogPrint()); |
| 1377 | break; |
| 1378 | case ARM_LOG_BY_REG: |
| 1379 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1380 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1381 | } |
| 1382 | ASSERT_EQ(0x10008U, exidx_->cfa()); |
| 1383 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1384 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1385 | data_->push_back(0xd2); |
| 1386 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1387 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1388 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1389 | switch (log_) { |
| 1390 | case ARM_LOG_NONE: |
| 1391 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1392 | break; |
| 1393 | case ARM_LOG_FULL: |
| 1394 | ASSERT_EQ("4 unwind pop {d8-d10}\n", GetFakeLogPrint()); |
| 1395 | break; |
| 1396 | case ARM_LOG_BY_REG: |
| 1397 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1398 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1399 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1400 | ASSERT_EQ(0x10018U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1401 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1402 | ResetExidx(); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1403 | data_->push_back(0xd7); |
| 1404 | ASSERT_TRUE(exidx_->Decode()); |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1405 | ASSERT_FALSE(exidx_->pc_set()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1406 | ASSERT_EQ("", GetFakeLogBuf()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1407 | switch (log_) { |
| 1408 | case ARM_LOG_NONE: |
| 1409 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1410 | break; |
| 1411 | case ARM_LOG_FULL: |
| 1412 | ASSERT_EQ("4 unwind pop {d8-d15}\n", GetFakeLogPrint()); |
| 1413 | break; |
| 1414 | case ARM_LOG_BY_REG: |
| 1415 | ASSERT_EQ("4 unwind Unsupported DX register display\n", GetFakeLogPrint()); |
| 1416 | break; |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1417 | } |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1418 | ASSERT_EQ(0x10040U, exidx_->cfa()); |
Christopher Ferris | 723cf9b | 2017-01-19 20:08:48 -0800 | [diff] [blame] | 1419 | } |
| 1420 | |
| 1421 | TEST_P(ArmExidxDecodeTest, expect_truncated) { |
| 1422 | // This test verifies that any op that requires extra ops will |
| 1423 | // fail if the data is not present. |
| 1424 | data_->push_back(0x80); |
| 1425 | ASSERT_FALSE(exidx_->Decode()); |
| 1426 | ASSERT_EQ(ARM_STATUS_TRUNCATED, exidx_->status()); |
| 1427 | |
| 1428 | data_->clear(); |
| 1429 | data_->push_back(0xb1); |
| 1430 | ASSERT_FALSE(exidx_->Decode()); |
| 1431 | ASSERT_EQ(ARM_STATUS_TRUNCATED, exidx_->status()); |
| 1432 | |
| 1433 | data_->clear(); |
| 1434 | data_->push_back(0xb2); |
| 1435 | ASSERT_FALSE(exidx_->Decode()); |
| 1436 | ASSERT_EQ(ARM_STATUS_TRUNCATED, exidx_->status()); |
| 1437 | |
| 1438 | data_->clear(); |
| 1439 | data_->push_back(0xb3); |
| 1440 | ASSERT_FALSE(exidx_->Decode()); |
| 1441 | ASSERT_EQ(ARM_STATUS_TRUNCATED, exidx_->status()); |
| 1442 | |
| 1443 | data_->clear(); |
| 1444 | data_->push_back(0xc6); |
| 1445 | ASSERT_FALSE(exidx_->Decode()); |
| 1446 | ASSERT_EQ(ARM_STATUS_TRUNCATED, exidx_->status()); |
| 1447 | |
| 1448 | data_->clear(); |
| 1449 | data_->push_back(0xc7); |
| 1450 | ASSERT_FALSE(exidx_->Decode()); |
| 1451 | ASSERT_EQ(ARM_STATUS_TRUNCATED, exidx_->status()); |
| 1452 | |
| 1453 | data_->clear(); |
| 1454 | data_->push_back(0xc8); |
| 1455 | ASSERT_FALSE(exidx_->Decode()); |
| 1456 | ASSERT_EQ(ARM_STATUS_TRUNCATED, exidx_->status()); |
| 1457 | |
| 1458 | data_->clear(); |
| 1459 | data_->push_back(0xc9); |
| 1460 | ASSERT_FALSE(exidx_->Decode()); |
| 1461 | ASSERT_EQ(ARM_STATUS_TRUNCATED, exidx_->status()); |
| 1462 | } |
| 1463 | |
| 1464 | TEST_P(ArmExidxDecodeTest, verify_no_truncated) { |
| 1465 | // This test verifies that no pattern results in a crash or truncation. |
| 1466 | MemoryFakeAlwaysReadZero memory_zero; |
| 1467 | Init(&memory_zero); |
| 1468 | |
| 1469 | for (size_t x = 0; x < 256; x++) { |
| 1470 | if (x == 0xb2) { |
| 1471 | // This opcode is followed by an uleb128, so just skip this one. |
| 1472 | continue; |
| 1473 | } |
| 1474 | for (size_t y = 0; y < 256; y++) { |
| 1475 | data_->clear(); |
| 1476 | data_->push_back(x); |
| 1477 | data_->push_back(y); |
| 1478 | if (!exidx_->Decode()) { |
| 1479 | ASSERT_NE(ARM_STATUS_TRUNCATED, exidx_->status()) |
| 1480 | << "x y = 0x" << std::hex << x << " 0x" << y; |
| 1481 | ASSERT_NE(ARM_STATUS_READ_FAILED, exidx_->status()) |
| 1482 | << "x y = 0x" << std::hex << x << " 0x" << y; |
| 1483 | } |
| 1484 | } |
| 1485 | } |
| 1486 | } |
| 1487 | |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1488 | TEST_P(ArmExidxDecodeTest, eval_multiple_decodes) { |
| 1489 | // vsp = vsp + 4 |
| 1490 | data_->push_back(0x00); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1491 | // vsp = vsp + 12 |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1492 | data_->push_back(0x02); |
| 1493 | // Finish |
| 1494 | data_->push_back(0xb0); |
| 1495 | |
| 1496 | ASSERT_TRUE(exidx_->Eval()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1497 | switch (log_) { |
| 1498 | case ARM_LOG_NONE: |
| 1499 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1500 | break; |
| 1501 | case ARM_LOG_FULL: |
| 1502 | ASSERT_EQ( |
| 1503 | "4 unwind vsp = vsp + 4\n" |
| 1504 | "4 unwind vsp = vsp + 12\n" |
| 1505 | "4 unwind finish\n", |
| 1506 | GetFakeLogPrint()); |
| 1507 | break; |
| 1508 | case ARM_LOG_BY_REG: |
| 1509 | exidx_->LogByReg(); |
| 1510 | ASSERT_EQ("4 unwind cfa = r13 + 16\n", GetFakeLogPrint()); |
| 1511 | break; |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1512 | } |
| 1513 | ASSERT_EQ(0x10010U, exidx_->cfa()); |
| 1514 | ASSERT_FALSE(exidx_->pc_set()); |
| 1515 | } |
| 1516 | |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1517 | TEST_P(ArmExidxDecodeTest, eval_vsp_add_after_pop) { |
| 1518 | // Pop {r15} |
| 1519 | data_->push_back(0x88); |
| 1520 | data_->push_back(0x00); |
| 1521 | // vsp = vsp + 12 |
| 1522 | data_->push_back(0x02); |
| 1523 | // Finish |
| 1524 | data_->push_back(0xb0); |
| 1525 | process_memory_.SetData32(0x10000, 0x10); |
| 1526 | |
| 1527 | ASSERT_TRUE(exidx_->Eval()); |
| 1528 | switch (log_) { |
| 1529 | case ARM_LOG_NONE: |
| 1530 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1531 | break; |
| 1532 | case ARM_LOG_FULL: |
| 1533 | ASSERT_EQ( |
| 1534 | "4 unwind pop {r15}\n" |
| 1535 | "4 unwind vsp = vsp + 12\n" |
| 1536 | "4 unwind finish\n", |
| 1537 | GetFakeLogPrint()); |
| 1538 | break; |
| 1539 | case ARM_LOG_BY_REG: |
| 1540 | exidx_->LogByReg(); |
| 1541 | ASSERT_EQ( |
| 1542 | "4 unwind cfa = r13 + 16\n" |
| 1543 | "4 unwind r15 = [cfa - 16]\n", |
| 1544 | GetFakeLogPrint()); |
| 1545 | break; |
| 1546 | } |
| 1547 | ASSERT_EQ(0x10010U, exidx_->cfa()); |
| 1548 | ASSERT_TRUE(exidx_->pc_set()); |
| 1549 | ASSERT_EQ(0x10U, (*exidx_->regs())[15]); |
| 1550 | } |
| 1551 | |
| 1552 | TEST_P(ArmExidxDecodeTest, eval_vsp_add_large_after_pop) { |
| 1553 | // Pop {r15} |
| 1554 | data_->push_back(0x88); |
| 1555 | data_->push_back(0x00); |
| 1556 | // vsp = vsp + 1024 |
| 1557 | data_->push_back(0xb2); |
| 1558 | data_->push_back(0x7f); |
| 1559 | // Finish |
| 1560 | data_->push_back(0xb0); |
| 1561 | process_memory_.SetData32(0x10000, 0x10); |
| 1562 | |
| 1563 | ASSERT_TRUE(exidx_->Eval()); |
| 1564 | switch (log_) { |
| 1565 | case ARM_LOG_NONE: |
| 1566 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1567 | break; |
| 1568 | case ARM_LOG_FULL: |
| 1569 | ASSERT_EQ( |
| 1570 | "4 unwind pop {r15}\n" |
| 1571 | "4 unwind vsp = vsp + 1024\n" |
| 1572 | "4 unwind finish\n", |
| 1573 | GetFakeLogPrint()); |
| 1574 | break; |
| 1575 | case ARM_LOG_BY_REG: |
| 1576 | exidx_->LogByReg(); |
| 1577 | ASSERT_EQ( |
| 1578 | "4 unwind cfa = r13 + 1028\n" |
| 1579 | "4 unwind r15 = [cfa - 1028]\n", |
| 1580 | GetFakeLogPrint()); |
| 1581 | break; |
| 1582 | } |
| 1583 | ASSERT_EQ(0x10404U, exidx_->cfa()); |
| 1584 | ASSERT_TRUE(exidx_->pc_set()); |
| 1585 | ASSERT_EQ(0x10U, (*exidx_->regs())[15]); |
| 1586 | } |
| 1587 | |
| 1588 | TEST_P(ArmExidxDecodeTest, eval_vsp_sub_after_pop) { |
| 1589 | // Pop {r15} |
| 1590 | data_->push_back(0x88); |
| 1591 | data_->push_back(0x00); |
| 1592 | // vsp = vsp - 4 |
| 1593 | data_->push_back(0x41); |
| 1594 | // Finish |
| 1595 | data_->push_back(0xb0); |
| 1596 | process_memory_.SetData32(0x10000, 0x10); |
| 1597 | |
| 1598 | ASSERT_TRUE(exidx_->Eval()); |
| 1599 | switch (log_) { |
| 1600 | case ARM_LOG_NONE: |
| 1601 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1602 | break; |
| 1603 | case ARM_LOG_FULL: |
| 1604 | ASSERT_EQ( |
| 1605 | "4 unwind pop {r15}\n" |
| 1606 | "4 unwind vsp = vsp - 8\n" |
| 1607 | "4 unwind finish\n", |
| 1608 | GetFakeLogPrint()); |
| 1609 | break; |
| 1610 | case ARM_LOG_BY_REG: |
| 1611 | exidx_->LogByReg(); |
| 1612 | ASSERT_EQ( |
| 1613 | "4 unwind cfa = r13 - 4\n" |
| 1614 | "4 unwind r15 = [cfa + 4]\n", |
| 1615 | GetFakeLogPrint()); |
| 1616 | break; |
| 1617 | } |
| 1618 | ASSERT_EQ(0xfffcU, exidx_->cfa()); |
| 1619 | ASSERT_TRUE(exidx_->pc_set()); |
| 1620 | ASSERT_EQ(0x10U, (*exidx_->regs())[15]); |
| 1621 | } |
| 1622 | |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1623 | TEST_P(ArmExidxDecodeTest, eval_pc_set) { |
| 1624 | // vsp = vsp + 4 |
| 1625 | data_->push_back(0x00); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1626 | // vsp = vsp + 12 |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1627 | data_->push_back(0x02); |
| 1628 | // Pop {r15} |
| 1629 | data_->push_back(0x88); |
| 1630 | data_->push_back(0x00); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1631 | // vsp = vsp + 12 |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1632 | data_->push_back(0x02); |
| 1633 | // Finish |
| 1634 | data_->push_back(0xb0); |
| 1635 | |
| 1636 | process_memory_.SetData32(0x10010, 0x10); |
| 1637 | |
| 1638 | ASSERT_TRUE(exidx_->Eval()); |
Christopher Ferris | 4cc36d2 | 2018-06-06 14:47:31 -0700 | [diff] [blame] | 1639 | switch (log_) { |
| 1640 | case ARM_LOG_NONE: |
| 1641 | ASSERT_EQ("", GetFakeLogPrint()); |
| 1642 | break; |
| 1643 | case ARM_LOG_FULL: |
| 1644 | ASSERT_EQ( |
| 1645 | "4 unwind vsp = vsp + 4\n" |
| 1646 | "4 unwind vsp = vsp + 12\n" |
| 1647 | "4 unwind pop {r15}\n" |
| 1648 | "4 unwind vsp = vsp + 12\n" |
| 1649 | "4 unwind finish\n", |
| 1650 | GetFakeLogPrint()); |
| 1651 | break; |
| 1652 | case ARM_LOG_BY_REG: |
| 1653 | exidx_->LogByReg(); |
| 1654 | ASSERT_EQ( |
| 1655 | "4 unwind cfa = r13 + 32\n" |
| 1656 | "4 unwind r15 = [cfa - 16]\n", |
| 1657 | GetFakeLogPrint()); |
| 1658 | break; |
Christopher Ferris | 3958f80 | 2017-02-01 15:44:40 -0800 | [diff] [blame] | 1659 | } |
| 1660 | ASSERT_EQ(0x10020U, exidx_->cfa()); |
| 1661 | ASSERT_TRUE(exidx_->pc_set()); |
| 1662 | ASSERT_EQ(0x10U, (*exidx_->regs())[15]); |
| 1663 | } |
| 1664 | |
Christopher Ferris | 7e21eba | 2019-06-20 16:16:42 -0700 | [diff] [blame] | 1665 | INSTANTIATE_TEST_SUITE_P(, ArmExidxDecodeTest, |
| 1666 | ::testing::Values("logging", "register_logging", "no_logging")); |
Christopher Ferris | d226a51 | 2017-07-14 10:37:19 -0700 | [diff] [blame] | 1667 | |
| 1668 | } // namespace unwindstack |