1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef UNWIND_DEFINE_H 16 #define UNWIND_DEFINE_H 17 18 #include <cinttypes> 19 #include <string> 20 #include <unistd.h> 21 #if defined(__arm__) 22 #include "unwind_arm_define.h" 23 #elif defined(__aarch64__) 24 #include "unwind_arm64_define.h" 25 #elif defined(__riscv) && defined(__riscv_xlen) && __riscv_xlen == 64 26 #include "unwind_riscv64_define.h" 27 #elif defined(__x86_64__) 28 #include "unwind_x86_64_define.h" 29 #else 30 #error "Unsupported architecture" 31 #endif 32 33 namespace OHOS { 34 namespace HiviewDFX { 35 #define FP_MINI_REGS_SIZE 4 36 #define QUT_MINI_REGS_SIZE 7 37 38 #define ARM_EXIDX_TABLE_SIZE 8 39 40 static const int FRAME_MAX_SIZE = 64; 41 42 /** 43 * @brief chip architecture 44 */ 45 enum ArchType : uint8_t { 46 ARCH_UNKNOWN = 0, 47 ARCH_ARM, 48 ARCH_ARM64, 49 ARCH_RISCV64, 50 ARCH_X86, 51 ARCH_X86_64, 52 }; 53 54 enum UnwindType : int8_t { 55 UNWIND_TYPE_CUSTOMIZE_LOCAL = -3, 56 UNWIND_TYPE_CUSTOMIZE = -2, 57 UNWIND_TYPE_LOCAL = -1, 58 UNWIND_TYPE_REMOTE, 59 }; 60 61 enum UnwindDynInfoFormatType { 62 UNW_INFO_FORMAT_TABLE, /* unw_dyn_table_t */ 63 UNW_INFO_FORMAT_REMOTE_TABLE, /* unw_dyn_remote_table_t */ 64 UNW_INFO_FORMAT_ARM_EXIDX, /* ARM specific unwind info */ 65 }; 66 67 /** 68 * @brief Unwind regs type 69 */ 70 enum UnwindRegsType { 71 /** Dwarf */ 72 REGS_TYPE_DWARF = 0, 73 /** Qut */ 74 REGS_TYPE_QUT, 75 }; 76 77 /** 78 * @brief Unwind mode 79 */ 80 enum UnwindMode { 81 /** Dwarf unwind */ 82 DWARF_UNWIND = 0, 83 /** Frame pointer unwind */ 84 FRAMEPOINTER_UNWIND, 85 /** Quick unwind table */ 86 MINIMAL_UNWIND, 87 /** Mix unwind table */ 88 MIX_UNWIND, 89 }; 90 91 /** 92 * @brief Unwind cache mode 93 */ 94 enum UnwindCachingPolicy : uint8_t { 95 /** unwind no cache */ 96 UNWIND_CACHE_NONE = 0, 97 /** unwind global cache */ 98 UNWIND_CACHE_GLOBAL, 99 /** unwind per-thread cache */ 100 UNWIND_CACHE_PER_THREAD, 101 }; 102 } // namespace HiviewDFX 103 } // namespace OHOS 104 #endif 105