Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 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 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 17 | #ifndef ART_RUNTIME_MIRROR_ART_METHOD_INL_H_ |
| 18 | #define ART_RUNTIME_MIRROR_ART_METHOD_INL_H_ |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 19 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 20 | #include "art_method.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 21 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 22 | #include "dex_file.h" |
Ian Rogers | 7655f29 | 2013-07-29 11:07:13 -0700 | [diff] [blame] | 23 | #include "entrypoints/entrypoint_utils.h" |
Ian Rogers | 4f6ad8a | 2013-03-18 15:27:28 -0700 | [diff] [blame] | 24 | #include "object_array.h" |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 25 | #include "runtime.h" |
| 26 | |
| 27 | namespace art { |
| 28 | namespace mirror { |
| 29 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 30 | inline Class* ArtMethod::GetDeclaringClass() { |
| 31 | Class* result = GetFieldObject<Class>(OFFSET_OF_OBJECT_MEMBER(ArtMethod, declaring_class_), |
| 32 | false); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 33 | DCHECK(result != NULL) << this; |
| 34 | DCHECK(result->IsIdxLoaded() || result->IsErroneous()) << this; |
| 35 | return result; |
| 36 | } |
| 37 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 38 | inline void ArtMethod::SetDeclaringClass(Class *new_declaring_class) { |
Sebastien Hertz | d2fe10a | 2014-01-15 10:20:56 +0100 | [diff] [blame] | 39 | SetFieldObject<false>(OFFSET_OF_OBJECT_MEMBER(ArtMethod, declaring_class_), |
| 40 | new_declaring_class, false); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 41 | } |
| 42 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 43 | inline uint32_t ArtMethod::GetAccessFlags() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 44 | DCHECK(GetDeclaringClass()->IsIdxLoaded() || GetDeclaringClass()->IsErroneous()); |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 45 | return GetField32(OFFSET_OF_OBJECT_MEMBER(ArtMethod, access_flags_), false); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 46 | } |
| 47 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 48 | inline uint16_t ArtMethod::GetMethodIndex() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 49 | DCHECK(GetDeclaringClass()->IsResolved() || GetDeclaringClass()->IsErroneous()); |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 50 | return GetField32(OFFSET_OF_OBJECT_MEMBER(ArtMethod, method_index_), false); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 51 | } |
| 52 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 53 | inline uint32_t ArtMethod::GetDexMethodIndex() { |
Dragos Sbirlea | 90af14d | 2013-08-15 17:50:16 -0700 | [diff] [blame] | 54 | #ifdef ART_SEA_IR_MODE |
| 55 | // TODO: Re-add this check for (PORTABLE + SMALL + ) SEA IR when PORTABLE IS fixed! |
| 56 | // DCHECK(GetDeclaringClass()->IsLoaded() || GetDeclaringClass()->IsErroneous()); |
| 57 | #else |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 58 | DCHECK(GetDeclaringClass()->IsLoaded() || GetDeclaringClass()->IsErroneous()); |
Dragos Sbirlea | 90af14d | 2013-08-15 17:50:16 -0700 | [diff] [blame] | 59 | #endif |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 60 | return GetField32(OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_method_index_), false); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 61 | } |
| 62 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 63 | inline ObjectArray<String>* ArtMethod::GetDexCacheStrings() { |
| 64 | return GetFieldObject<ObjectArray<String> >( |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 65 | OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_cache_strings_), false); |
Ian Rogers | 4f6ad8a | 2013-03-18 15:27:28 -0700 | [diff] [blame] | 66 | } |
| 67 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 68 | inline ObjectArray<ArtMethod>* ArtMethod::GetDexCacheResolvedMethods() { |
| 69 | return GetFieldObject<ObjectArray<ArtMethod> >( |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 70 | OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_cache_resolved_methods_), false); |
Ian Rogers | 4f6ad8a | 2013-03-18 15:27:28 -0700 | [diff] [blame] | 71 | } |
| 72 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 73 | inline ObjectArray<Class>* ArtMethod::GetDexCacheResolvedTypes() { |
| 74 | return GetFieldObject<ObjectArray<Class> >( |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 75 | OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_cache_resolved_types_), false); |
Ian Rogers | 4f6ad8a | 2013-03-18 15:27:28 -0700 | [diff] [blame] | 76 | } |
| 77 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 78 | inline uint32_t ArtMethod::GetCodeSize() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 79 | DCHECK(!IsRuntimeMethod() && !IsProxyMethod()) << PrettyMethod(this); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 80 | uintptr_t code = reinterpret_cast<uintptr_t>(GetEntryPointFromQuickCompiledCode()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 81 | if (code == 0) { |
| 82 | return 0; |
| 83 | } |
| 84 | // TODO: make this Thumb2 specific |
| 85 | code &= ~0x1; |
| 86 | return reinterpret_cast<uint32_t*>(code)[-1]; |
| 87 | } |
| 88 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 89 | inline bool ArtMethod::CheckIncompatibleClassChange(InvokeType type) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 90 | switch (type) { |
| 91 | case kStatic: |
| 92 | return !IsStatic(); |
| 93 | case kDirect: |
| 94 | return !IsDirect() || IsStatic(); |
| 95 | case kVirtual: { |
| 96 | Class* methods_class = GetDeclaringClass(); |
| 97 | return IsDirect() || (methods_class->IsInterface() && !IsMiranda()); |
| 98 | } |
| 99 | case kSuper: |
| 100 | return false; // TODO: appropriate checks for call to super class. |
| 101 | case kInterface: { |
| 102 | Class* methods_class = GetDeclaringClass(); |
| 103 | return IsDirect() || !(methods_class->IsInterface() || methods_class->IsObjectClass()); |
| 104 | } |
| 105 | default: |
| 106 | LOG(FATAL) << "Unreachable - invocation type: " << type; |
| 107 | return true; |
| 108 | } |
| 109 | } |
| 110 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 111 | inline void ArtMethod::AssertPcIsWithinQuickCode(uintptr_t pc) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 112 | if (!kIsDebugBuild) { |
| 113 | return; |
| 114 | } |
| 115 | if (IsNative() || IsRuntimeMethod() || IsProxyMethod()) { |
| 116 | return; |
| 117 | } |
Ian Rogers | 848871b | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 118 | if (pc == GetQuickInstrumentationExitPc()) { |
Jeff Hao | 65d15d9 | 2013-07-16 16:39:33 -0700 | [diff] [blame] | 119 | return; |
| 120 | } |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 121 | const void* code = GetEntryPointFromQuickCompiledCode(); |
| 122 | if (code == GetQuickToInterpreterBridge() || code == GetQuickInstrumentationEntryPoint()) { |
Ian Rogers | 62d6c77 | 2013-02-27 08:32:07 -0800 | [diff] [blame] | 123 | return; |
| 124 | } |
Jeff Hao | 0aba0ba | 2013-06-03 14:49:28 -0700 | [diff] [blame] | 125 | ClassLinker* class_linker = Runtime::Current()->GetClassLinker(); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 126 | if (code == GetQuickResolutionTrampoline(class_linker)) { |
Jeff Hao | 65d15d9 | 2013-07-16 16:39:33 -0700 | [diff] [blame] | 127 | return; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 128 | } |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 129 | DCHECK(IsWithinQuickCode(pc)) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 130 | << PrettyMethod(this) |
| 131 | << " pc=" << std::hex << pc |
Jeff Hao | 65d15d9 | 2013-07-16 16:39:33 -0700 | [diff] [blame] | 132 | << " code=" << code |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 133 | << " size=" << GetCodeSize(); |
| 134 | } |
| 135 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 136 | inline uint32_t ArtMethod::GetQuickOatCodeOffset() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 137 | DCHECK(!Runtime::Current()->IsStarted()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 138 | return PointerToLowMemUInt32(GetEntryPointFromQuickCompiledCode()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 139 | } |
| 140 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 141 | inline uint32_t ArtMethod::GetPortableOatCodeOffset() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 142 | DCHECK(!Runtime::Current()->IsStarted()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 143 | return PointerToLowMemUInt32(GetEntryPointFromPortableCompiledCode()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 144 | } |
| 145 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 146 | inline void ArtMethod::SetQuickOatCodeOffset(uint32_t code_offset) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 147 | DCHECK(!Runtime::Current()->IsStarted()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 148 | SetEntryPointFromQuickCompiledCode(reinterpret_cast<void*>(code_offset)); |
| 149 | } |
| 150 | |
| 151 | inline void ArtMethod::SetPortableOatCodeOffset(uint32_t code_offset) { |
| 152 | DCHECK(!Runtime::Current()->IsStarted()); |
| 153 | SetEntryPointFromPortableCompiledCode(reinterpret_cast<void*>(code_offset)); |
| 154 | } |
| 155 | |
| 156 | inline uint32_t ArtMethod::GetOatMappingTableOffset() { |
| 157 | DCHECK(!Runtime::Current()->IsStarted()); |
| 158 | return PointerToLowMemUInt32(GetMappingTable()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 159 | } |
| 160 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 161 | inline void ArtMethod::SetOatMappingTableOffset(uint32_t mapping_table_offset) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 162 | DCHECK(!Runtime::Current()->IsStarted()); |
Ian Rogers | 1809a72 | 2013-08-09 22:05:32 -0700 | [diff] [blame] | 163 | SetMappingTable(reinterpret_cast<const uint8_t*>(mapping_table_offset)); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 164 | } |
| 165 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 166 | inline uint32_t ArtMethod::GetOatVmapTableOffset() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 167 | DCHECK(!Runtime::Current()->IsStarted()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 168 | return PointerToLowMemUInt32(GetVmapTable()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 169 | } |
| 170 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 171 | inline void ArtMethod::SetOatVmapTableOffset(uint32_t vmap_table_offset) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 172 | DCHECK(!Runtime::Current()->IsStarted()); |
Ian Rogers | 1809a72 | 2013-08-09 22:05:32 -0700 | [diff] [blame] | 173 | SetVmapTable(reinterpret_cast<uint8_t*>(vmap_table_offset)); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 174 | } |
| 175 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 176 | inline void ArtMethod::SetOatNativeGcMapOffset(uint32_t gc_map_offset) { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 177 | DCHECK(!Runtime::Current()->IsStarted()); |
| 178 | SetNativeGcMap(reinterpret_cast<uint8_t*>(gc_map_offset)); |
| 179 | } |
| 180 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 181 | inline uint32_t ArtMethod::GetOatNativeGcMapOffset() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 182 | DCHECK(!Runtime::Current()->IsStarted()); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 183 | return PointerToLowMemUInt32(GetNativeGcMap()); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 184 | } |
| 185 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 186 | inline bool ArtMethod::IsRuntimeMethod() { |
Ian Rogers | 8b2c0b9 | 2013-09-19 02:56:49 -0700 | [diff] [blame] | 187 | return GetDexMethodIndex() == DexFile::kDexNoIndex; |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 188 | } |
| 189 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 190 | inline bool ArtMethod::IsCalleeSaveMethod() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 191 | if (!IsRuntimeMethod()) { |
| 192 | return false; |
| 193 | } |
| 194 | Runtime* runtime = Runtime::Current(); |
| 195 | bool result = false; |
| 196 | for (int i = 0; i < Runtime::kLastCalleeSaveType; i++) { |
| 197 | if (this == runtime->GetCalleeSaveMethod(Runtime::CalleeSaveType(i))) { |
| 198 | result = true; |
| 199 | break; |
| 200 | } |
| 201 | } |
| 202 | return result; |
| 203 | } |
| 204 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 205 | inline bool ArtMethod::IsResolutionMethod() { |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 206 | bool result = this == Runtime::Current()->GetResolutionMethod(); |
| 207 | // Check that if we do think it is phony it looks like the resolution method. |
| 208 | DCHECK(!result || IsRuntimeMethod()); |
| 209 | return result; |
| 210 | } |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 211 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 212 | inline bool ArtMethod::IsImtConflictMethod() { |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 213 | bool result = this == Runtime::Current()->GetImtConflictMethod(); |
| 214 | // Check that if we do think it is phony it looks like the imt conflict method. |
| 215 | DCHECK(!result || IsRuntimeMethod()); |
| 216 | return result; |
| 217 | } |
Mathieu Chartier | 4e30541 | 2014-02-19 10:54:44 -0800 | [diff] [blame^] | 218 | |
| 219 | template<VerifyObjectFlags kVerifyFlags> |
| 220 | inline void ArtMethod::SetNativeMethod(const void* native_method) { |
| 221 | SetFieldPtr<false, true, kVerifyFlags>( |
| 222 | OFFSET_OF_OBJECT_MEMBER(ArtMethod, entry_point_from_jni_), native_method, false); |
| 223 | } |
| 224 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 225 | } // namespace mirror |
| 226 | } // namespace art |
| 227 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 228 | #endif // ART_RUNTIME_MIRROR_ART_METHOD_INL_H_ |