Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 1 | // Copyright 2011 Google Inc. All Rights Reserved. |
| 2 | |
| 3 | #include "oat_writer.h" |
| 4 | |
| 5 | #include "class_linker.h" |
| 6 | #include "class_loader.h" |
| 7 | #include "file.h" |
| 8 | #include "os.h" |
| 9 | #include "stl_util.h" |
| 10 | |
| 11 | namespace art { |
| 12 | |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 13 | bool OatWriter::Create(File* file, |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 14 | const ClassLoader* class_loader, |
| 15 | const Compiler& compiler) { |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 16 | const std::vector<const DexFile*>& dex_files = ClassLoader::GetCompileTimeClassPath(class_loader); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 17 | OatWriter oat_writer(dex_files, class_loader, compiler); |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 18 | return oat_writer.Write(file); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 19 | } |
| 20 | |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 21 | OatWriter::OatWriter(const std::vector<const DexFile*>& dex_files, |
| 22 | const ClassLoader* class_loader, |
| 23 | const Compiler& compiler) { |
| 24 | compiler_ = &compiler; |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 25 | class_loader_ = class_loader; |
| 26 | dex_files_ = &dex_files; |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 27 | oat_header_ = NULL; |
| 28 | executable_offset_padding_length_ = 0; |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 29 | |
| 30 | size_t offset = InitOatHeader(); |
| 31 | offset = InitOatDexFiles(offset); |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 32 | offset = InitDexFiles(offset); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 33 | offset = InitOatClasses(offset); |
| 34 | offset = InitOatMethods(offset); |
| 35 | offset = InitOatCode(offset); |
| 36 | offset = InitOatCodeDexFiles(offset); |
| 37 | |
| 38 | CHECK_EQ(dex_files_->size(), oat_dex_files_.size()); |
| 39 | CHECK_EQ(dex_files_->size(), oat_classes_.size()); |
| 40 | } |
| 41 | |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 42 | OatWriter::~OatWriter() { |
| 43 | delete oat_header_; |
| 44 | STLDeleteElements(&oat_dex_files_); |
| 45 | STLDeleteElements(&oat_classes_); |
| 46 | STLDeleteElements(&oat_methods_); |
| 47 | } |
| 48 | |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 49 | size_t OatWriter::InitOatHeader() { |
| 50 | // create the OatHeader |
| 51 | oat_header_ = new OatHeader(dex_files_); |
| 52 | size_t offset = sizeof(*oat_header_); |
| 53 | return offset; |
| 54 | } |
| 55 | |
| 56 | size_t OatWriter::InitOatDexFiles(size_t offset) { |
| 57 | // create the OatDexFiles |
| 58 | for (size_t i = 0; i != dex_files_->size(); ++i) { |
| 59 | const DexFile* dex_file = (*dex_files_)[i]; |
| 60 | CHECK(dex_file != NULL); |
| 61 | OatDexFile* oat_dex_file = new OatDexFile(*dex_file); |
| 62 | oat_dex_files_.push_back(oat_dex_file); |
| 63 | offset += oat_dex_file->SizeOf(); |
| 64 | } |
| 65 | return offset; |
| 66 | } |
| 67 | |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 68 | size_t OatWriter::InitDexFiles(size_t offset) { |
| 69 | // calculate the offsets within OatDexFiles to the DexFiles |
| 70 | for (size_t i = 0; i != dex_files_->size(); ++i) { |
| 71 | // dex files are required to be 4 byte aligned |
| 72 | offset = RoundUp(offset, 4); |
| 73 | |
| 74 | // set offset in OatDexFile to DexFile |
| 75 | oat_dex_files_[i]->dex_file_offset_ = offset; |
| 76 | |
| 77 | const DexFile* dex_file = (*dex_files_)[i]; |
| 78 | offset += dex_file->GetHeader().file_size_; |
| 79 | } |
| 80 | return offset; |
| 81 | } |
| 82 | |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 83 | size_t OatWriter::InitOatClasses(size_t offset) { |
| 84 | // create the OatClasses |
| 85 | // calculate the offsets within OatDexFiles to OatClasses |
| 86 | for (size_t i = 0; i != dex_files_->size(); ++i) { |
| 87 | // set offset in OatDexFile to OatClasses |
| 88 | oat_dex_files_[i]->classes_offset_ = offset; |
| 89 | oat_dex_files_[i]->UpdateChecksum(*oat_header_); |
| 90 | |
| 91 | const DexFile* dex_file = (*dex_files_)[i]; |
| 92 | OatClasses* oat_classes = new OatClasses(*dex_file); |
| 93 | oat_classes_.push_back(oat_classes); |
| 94 | offset += oat_classes->SizeOf(); |
| 95 | } |
| 96 | return offset; |
| 97 | } |
| 98 | |
| 99 | size_t OatWriter::InitOatMethods(size_t offset) { |
| 100 | // create the OatMethods |
| 101 | // calculate the offsets within OatClasses to OatMethods |
| 102 | size_t class_index = 0; |
| 103 | for (size_t i = 0; i != dex_files_->size(); ++i) { |
| 104 | const DexFile* dex_file = (*dex_files_)[i]; |
| 105 | for (size_t class_def_index = 0; |
| 106 | class_def_index < dex_file->NumClassDefs(); |
| 107 | class_def_index++, class_index++) { |
| 108 | oat_classes_[i]->methods_offsets_[class_def_index] = offset; |
| 109 | const DexFile::ClassDef& class_def = dex_file->GetClassDef(class_def_index); |
| 110 | const byte* class_data = dex_file->GetClassData(class_def); |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 111 | uint32_t num_methods = 0; |
| 112 | if (class_data != NULL) { // ie not an empty class, such as a marker interface |
| 113 | ClassDataItemIterator it(*dex_file, class_data); |
| 114 | size_t num_direct_methods = it.NumDirectMethods(); |
| 115 | size_t num_virtual_methods = it.NumVirtualMethods(); |
| 116 | num_methods = num_direct_methods + num_virtual_methods; |
| 117 | } |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 118 | OatMethods* oat_methods = new OatMethods(num_methods); |
| 119 | oat_methods_.push_back(oat_methods); |
| 120 | offset += oat_methods->SizeOf(); |
| 121 | } |
| 122 | oat_classes_[i]->UpdateChecksum(*oat_header_); |
| 123 | } |
| 124 | return offset; |
| 125 | } |
| 126 | |
| 127 | size_t OatWriter::InitOatCode(size_t offset) { |
| 128 | // calculate the offsets within OatHeader to executable code |
| 129 | size_t old_offset = offset; |
| 130 | // required to be on a new page boundary |
| 131 | offset = RoundUp(offset, kPageSize); |
| 132 | oat_header_->SetExecutableOffset(offset); |
| 133 | executable_offset_padding_length_ = offset - old_offset; |
| 134 | return offset; |
| 135 | } |
| 136 | |
| 137 | size_t OatWriter::InitOatCodeDexFiles(size_t offset) { |
| 138 | // calculate the offsets within OatMethods |
| 139 | size_t oat_class_index = 0; |
| 140 | for (size_t i = 0; i != dex_files_->size(); ++i) { |
| 141 | const DexFile* dex_file = (*dex_files_)[i]; |
| 142 | CHECK(dex_file != NULL); |
| 143 | offset = InitOatCodeDexFile(offset, oat_class_index, *dex_file); |
| 144 | } |
| 145 | return offset; |
| 146 | } |
| 147 | |
| 148 | size_t OatWriter::InitOatCodeDexFile(size_t offset, |
| 149 | size_t& oat_class_index, |
| 150 | const DexFile& dex_file) { |
| 151 | for (size_t class_def_index = 0; |
| 152 | class_def_index < dex_file.NumClassDefs(); |
| 153 | class_def_index++, oat_class_index++) { |
| 154 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
| 155 | offset = InitOatCodeClassDef(offset, oat_class_index, dex_file, class_def); |
| 156 | oat_methods_[oat_class_index]->UpdateChecksum(*oat_header_); |
| 157 | } |
| 158 | return offset; |
| 159 | } |
| 160 | |
| 161 | size_t OatWriter::InitOatCodeClassDef(size_t offset, |
| 162 | size_t oat_class_index, |
| 163 | const DexFile& dex_file, |
| 164 | const DexFile::ClassDef& class_def) { |
| 165 | const byte* class_data = dex_file.GetClassData(class_def); |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 166 | if (class_data == NULL) { |
| 167 | // empty class, such as a marker interface |
Ian Rogers | 387b699 | 2011-10-31 17:52:37 -0700 | [diff] [blame] | 168 | return offset; |
| 169 | } |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 170 | ClassDataItemIterator it(dex_file, class_data); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 171 | CHECK_EQ(oat_methods_[oat_class_index]->method_offsets_.size(), |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 172 | it.NumDirectMethods() + it.NumVirtualMethods()); |
| 173 | // Skip fields |
| 174 | while (it.HasNextStaticField()) { |
| 175 | it.Next(); |
| 176 | } |
| 177 | while (it.HasNextInstanceField()) { |
| 178 | it.Next(); |
| 179 | } |
| 180 | // Process methods |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 181 | size_t class_def_method_index = 0; |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 182 | while (it.HasNextDirectMethod()) { |
| 183 | bool is_static = (it.GetMemberAccessFlags() & kAccStatic) != 0; |
| 184 | offset = InitOatCodeMethod(offset, oat_class_index, class_def_method_index, is_static, true, |
| 185 | it.GetMemberIndex(), &dex_file); |
| 186 | class_def_method_index++; |
| 187 | it.Next(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 188 | } |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 189 | while (it.HasNextVirtualMethod()) { |
| 190 | CHECK_EQ(it.GetMemberAccessFlags() & kAccStatic, 0U); |
| 191 | offset = InitOatCodeMethod(offset, oat_class_index, class_def_method_index, false, false, |
| 192 | it.GetMemberIndex(), &dex_file); |
| 193 | class_def_method_index++; |
| 194 | it.Next(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 195 | } |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 196 | DCHECK(!it.HasNext()); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 197 | return offset; |
| 198 | } |
| 199 | |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 200 | size_t OatWriter::InitOatCodeMethod(size_t offset, size_t oat_class_index, |
| 201 | size_t class_def_method_index, bool is_static, bool is_direct, |
| 202 | uint32_t method_idx, const DexFile* dex_file) { |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 203 | // derived from CompiledMethod if available |
| 204 | uint32_t code_offset = 0; |
| 205 | uint32_t frame_size_in_bytes = kStackAlignment; |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 206 | uint32_t core_spill_mask = 0; |
| 207 | uint32_t fp_spill_mask = 0; |
| 208 | uint32_t mapping_table_offset = 0; |
| 209 | uint32_t vmap_table_offset = 0; |
| 210 | // derived from CompiledInvokeStub if available |
| 211 | uint32_t invoke_stub_offset = 0; |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 212 | |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 213 | CompiledMethod* compiled_method = |
| 214 | compiler_->GetCompiledMethod(art::Compiler::MethodReference(dex_file, method_idx)); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 215 | if (compiled_method != NULL) { |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 216 | offset = compiled_method->AlignCode(offset); |
Elliott Hughes | 06b37d9 | 2011-10-16 11:51:29 -0700 | [diff] [blame] | 217 | DCHECK_ALIGNED(offset, kArmAlignment); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 218 | const std::vector<uint8_t>& code = compiled_method->GetCode(); |
| 219 | size_t code_size = code.size() * sizeof(code[0]); |
| 220 | uint32_t thumb_offset = compiled_method->CodeDelta(); |
| 221 | code_offset = (code_size == 0) ? 0 : offset + thumb_offset; |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 222 | |
| 223 | // Deduplicate code arrays |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 224 | std::map<const std::vector<uint8_t>*, uint32_t>::iterator code_iter = code_offsets_.find(&code); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 225 | if (code_iter != code_offsets_.end()) { |
| 226 | code_offset = code_iter->second; |
| 227 | } else { |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 228 | code_offsets_.insert(std::pair<const std::vector<uint8_t>*, uint32_t>(&code, code_offset)); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 229 | offset += code_size; |
| 230 | oat_header_->UpdateChecksum(&code[0], code_size); |
| 231 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 232 | |
| 233 | frame_size_in_bytes = compiled_method->GetFrameSizeInBytes(); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 234 | core_spill_mask = compiled_method->GetCoreSpillMask(); |
| 235 | fp_spill_mask = compiled_method->GetFpSpillMask(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 236 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 237 | |
| 238 | offset += sizeof(frame_size_in_bytes); |
| 239 | oat_header_->UpdateChecksum(&frame_size_in_bytes, sizeof(frame_size_in_bytes)); |
| 240 | |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 241 | offset += sizeof(core_spill_mask); |
| 242 | oat_header_->UpdateChecksum(&core_spill_mask, sizeof(core_spill_mask)); |
| 243 | |
| 244 | offset += sizeof(fp_spill_mask); |
| 245 | oat_header_->UpdateChecksum(&fp_spill_mask, sizeof(fp_spill_mask)); |
| 246 | |
| 247 | if (compiled_method != NULL) { |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 248 | const std::vector<uint32_t>& mapping_table = compiled_method->GetMappingTable(); |
| 249 | size_t mapping_table_size = mapping_table.size() * sizeof(mapping_table[0]); |
| 250 | mapping_table_offset = (mapping_table_size == 0) ? 0 : offset; |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 251 | |
| 252 | // Deduplicate mapping tables |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 253 | std::map<const std::vector<uint32_t>*, uint32_t>::iterator mapping_iter = mapping_table_offsets_.find(&mapping_table); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 254 | if (mapping_iter != mapping_table_offsets_.end()) { |
| 255 | mapping_table_offset = mapping_iter->second; |
| 256 | } else { |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 257 | mapping_table_offsets_.insert(std::pair<const std::vector<uint32_t>*, uint32_t>(&mapping_table, mapping_table_offset)); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 258 | offset += mapping_table_size; |
| 259 | oat_header_->UpdateChecksum(&mapping_table[0], mapping_table_size); |
| 260 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 261 | |
| 262 | const std::vector<uint16_t>& vmap_table = compiled_method->GetVmapTable(); |
| 263 | size_t vmap_table_size = vmap_table.size() * sizeof(vmap_table[0]); |
| 264 | vmap_table_offset = (vmap_table_size == 0) ? 0 : offset; |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 265 | |
| 266 | // Deduplicate vmap tables |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 267 | std::map<const std::vector<uint16_t>*, uint32_t>::iterator vmap_iter = vmap_table_offsets_.find(&vmap_table); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 268 | if (vmap_iter != vmap_table_offsets_.end()) { |
| 269 | vmap_table_offset = vmap_iter->second; |
| 270 | } else { |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 271 | vmap_table_offsets_.insert(std::pair<const std::vector<uint16_t>*, uint32_t>(&vmap_table, vmap_table_offset)); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 272 | offset += vmap_table_size; |
| 273 | oat_header_->UpdateChecksum(&vmap_table[0], vmap_table_size); |
| 274 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 275 | } |
| 276 | |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 277 | const char* shorty = dex_file->GetMethodShorty(dex_file->GetMethodId(method_idx)); |
| 278 | const CompiledInvokeStub* compiled_invoke_stub = compiler_->FindInvokeStub(is_static, shorty); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 279 | if (compiled_invoke_stub != NULL) { |
| 280 | offset = CompiledMethod::AlignCode(offset, compiler_->GetInstructionSet()); |
Elliott Hughes | 06b37d9 | 2011-10-16 11:51:29 -0700 | [diff] [blame] | 281 | DCHECK_ALIGNED(offset, kArmAlignment); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 282 | const std::vector<uint8_t>& invoke_stub = compiled_invoke_stub->GetCode(); |
| 283 | size_t invoke_stub_size = invoke_stub.size() * sizeof(invoke_stub[0]); |
| 284 | invoke_stub_offset = (invoke_stub_size == 0) ? 0 : offset; |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 285 | |
| 286 | // Deduplicate invoke stubs |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 287 | std::map<const std::vector<uint8_t>*, uint32_t>::iterator stub_iter = code_offsets_.find(&invoke_stub); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 288 | if (stub_iter != code_offsets_.end()) { |
| 289 | invoke_stub_offset = stub_iter->second; |
| 290 | } else { |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 291 | code_offsets_.insert(std::pair<const std::vector<uint8_t>*, uint32_t>(&invoke_stub, invoke_stub_offset)); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 292 | offset += invoke_stub_size; |
| 293 | oat_header_->UpdateChecksum(&invoke_stub[0], invoke_stub_size); |
| 294 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 295 | } |
| 296 | |
| 297 | oat_methods_[oat_class_index]->method_offsets_[class_def_method_index] |
| 298 | = OatMethodOffsets(code_offset, |
| 299 | frame_size_in_bytes, |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 300 | core_spill_mask, |
| 301 | fp_spill_mask, |
| 302 | mapping_table_offset, |
| 303 | vmap_table_offset, |
| 304 | invoke_stub_offset); |
| 305 | |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 306 | if (compiler_->IsImage()) { |
| 307 | ClassLinker* linker = Runtime::Current()->GetClassLinker(); |
| 308 | DexCache* dex_cache = linker->FindDexCache(*dex_file); |
| 309 | Method* method = linker->ResolveMethod(*dex_file, method_idx, dex_cache, class_loader_, |
| 310 | is_direct); |
| 311 | CHECK(method != NULL); |
| 312 | method->SetFrameSizeInBytes(frame_size_in_bytes); |
| 313 | method->SetCoreSpillMask(core_spill_mask); |
| 314 | method->SetFpSpillMask(fp_spill_mask); |
| 315 | method->SetOatMappingTableOffset(mapping_table_offset); |
| 316 | method->SetOatCodeOffset(code_offset); |
| 317 | method->SetOatVmapTableOffset(vmap_table_offset); |
| 318 | method->SetOatInvokeStubOffset(invoke_stub_offset); |
| 319 | } |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 320 | return offset; |
| 321 | } |
| 322 | |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 323 | #define DCHECK_CODE_OFFSET() \ |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 324 | DCHECK_EQ(static_cast<off64_t>(code_offset), lseek64(file->Fd(), 0, SEEK_CUR)) |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 325 | |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 326 | bool OatWriter::Write(File* file) { |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 327 | if (!file->WriteFully(oat_header_, sizeof(*oat_header_))) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 328 | PLOG(ERROR) << "Failed to write oat header to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 329 | return false; |
| 330 | } |
| 331 | |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 332 | if (!WriteTables(file)) { |
| 333 | LOG(ERROR) << "Failed to write oat tables to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 334 | return false; |
| 335 | } |
| 336 | |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 337 | size_t code_offset = WriteCode(file); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 338 | if (code_offset == 0) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 339 | LOG(ERROR) << "Failed to write oat code to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 340 | return false; |
| 341 | } |
| 342 | |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 343 | code_offset = WriteCodeDexFiles(file, code_offset); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 344 | if (code_offset == 0) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 345 | LOG(ERROR) << "Failed to write oat code for dex files to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 346 | return false; |
| 347 | } |
| 348 | |
| 349 | return true; |
| 350 | } |
| 351 | |
| 352 | bool OatWriter::WriteTables(File* file) { |
| 353 | for (size_t i = 0; i != oat_dex_files_.size(); ++i) { |
| 354 | if (!oat_dex_files_[i]->Write(file)) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 355 | PLOG(ERROR) << "Failed to write oat dex information to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 356 | return false; |
| 357 | } |
| 358 | } |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 359 | for (size_t i = 0; i != oat_dex_files_.size(); ++i) { |
| 360 | uint32_t expected_offset = oat_dex_files_[i]->dex_file_offset_; |
| 361 | off64_t actual_offset = lseek64(file->Fd(), expected_offset, SEEK_SET); |
| 362 | if (static_cast<uint32_t>(actual_offset) != expected_offset) { |
| 363 | const DexFile* dex_file = (*dex_files_)[i]; |
| 364 | PLOG(ERROR) << "Failed to seek to dex file section. Actual: " << actual_offset |
| 365 | << " Expected: " << expected_offset << " File: " << dex_file->GetLocation(); |
| 366 | return false; |
| 367 | } |
| 368 | const DexFile* dex_file = (*dex_files_)[i]; |
| 369 | if (!file->WriteFully(&dex_file->GetHeader(), dex_file->GetHeader().file_size_)) { |
| 370 | PLOG(ERROR) << "Failed to write dex file " << dex_file->GetLocation() << " to " << file->name(); |
| 371 | return false; |
| 372 | } |
| 373 | } |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 374 | for (size_t i = 0; i != oat_classes_.size(); ++i) { |
| 375 | if (!oat_classes_[i]->Write(file)) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 376 | PLOG(ERROR) << "Failed to write oat classes information to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 377 | return false; |
| 378 | } |
| 379 | } |
| 380 | for (size_t i = 0; i != oat_methods_.size(); ++i) { |
| 381 | if (!oat_methods_[i]->Write(file)) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 382 | PLOG(ERROR) << "Failed to write oat methods information to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 383 | return false; |
| 384 | } |
| 385 | } |
| 386 | return true; |
| 387 | } |
| 388 | |
| 389 | size_t OatWriter::WriteCode(File* file) { |
| 390 | uint32_t code_offset = oat_header_->GetExecutableOffset(); |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 391 | off64_t new_offset = lseek64(file->Fd(), executable_offset_padding_length_, SEEK_CUR); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 392 | if (static_cast<uint32_t>(new_offset) != code_offset) { |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 393 | PLOG(ERROR) << "Failed to seek to oat code section. Actual: " << new_offset |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 394 | << " Expected: " << code_offset << " File: " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 395 | return 0; |
| 396 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 397 | DCHECK_CODE_OFFSET(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 398 | return code_offset; |
| 399 | } |
| 400 | |
| 401 | size_t OatWriter::WriteCodeDexFiles(File* file, size_t code_offset) { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 402 | size_t oat_class_index = 0; |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 403 | for (size_t i = 0; i != oat_classes_.size(); ++i) { |
| 404 | const DexFile* dex_file = (*dex_files_)[i]; |
| 405 | CHECK(dex_file != NULL); |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 406 | code_offset = WriteCodeDexFile(file, code_offset, oat_class_index, *dex_file); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 407 | if (code_offset == 0) { |
| 408 | return 0; |
| 409 | } |
| 410 | } |
| 411 | return code_offset; |
| 412 | } |
| 413 | |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 414 | size_t OatWriter::WriteCodeDexFile(File* file, size_t code_offset, size_t& oat_class_index, |
| 415 | const DexFile& dex_file) { |
| 416 | for (size_t class_def_index = 0; class_def_index < dex_file.NumClassDefs(); |
| 417 | class_def_index++, oat_class_index++) { |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 418 | const DexFile::ClassDef& class_def = dex_file.GetClassDef(class_def_index); |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 419 | code_offset = WriteCodeClassDef(file, code_offset, oat_class_index, dex_file, class_def); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 420 | if (code_offset == 0) { |
| 421 | return 0; |
| 422 | } |
| 423 | } |
| 424 | return code_offset; |
| 425 | } |
| 426 | |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 427 | void OatWriter::ReportWriteFailure(const char* what, uint32_t method_idx, |
| 428 | const DexFile& dex_file, File* f) const { |
| 429 | PLOG(ERROR) << "Failed to write " << what << " for " << PrettyMethod(method_idx, dex_file) |
| 430 | << " to " << f->name(); |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 431 | } |
| 432 | |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 433 | size_t OatWriter::WriteCodeClassDef(File* file, |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 434 | size_t code_offset, size_t oat_class_index, |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 435 | const DexFile& dex_file, |
| 436 | const DexFile::ClassDef& class_def) { |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 437 | const byte* class_data = dex_file.GetClassData(class_def); |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 438 | if (class_data == NULL) { |
| 439 | // ie. an empty class such as a marker interface |
Ian Rogers | 387b699 | 2011-10-31 17:52:37 -0700 | [diff] [blame] | 440 | return code_offset; |
| 441 | } |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 442 | ClassDataItemIterator it(dex_file, class_data); |
| 443 | // Skip fields |
| 444 | while (it.HasNextStaticField()) { |
| 445 | it.Next(); |
| 446 | } |
| 447 | while (it.HasNextInstanceField()) { |
| 448 | it.Next(); |
| 449 | } |
| 450 | // Process methods |
| 451 | size_t class_def_method_index = 0; |
| 452 | while (it.HasNextDirectMethod()) { |
| 453 | bool is_static = (it.GetMemberAccessFlags() & kAccStatic) != 0; |
| 454 | code_offset = WriteCodeMethod(file, code_offset, oat_class_index, class_def_method_index, |
| 455 | is_static, it.GetMemberIndex(), dex_file); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 456 | if (code_offset == 0) { |
| 457 | return 0; |
| 458 | } |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 459 | class_def_method_index++; |
| 460 | it.Next(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 461 | } |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 462 | while (it.HasNextVirtualMethod()) { |
| 463 | code_offset = WriteCodeMethod(file, code_offset, oat_class_index, class_def_method_index, |
| 464 | false, it.GetMemberIndex(), dex_file); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 465 | if (code_offset == 0) { |
| 466 | return 0; |
| 467 | } |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 468 | class_def_method_index++; |
| 469 | it.Next(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 470 | } |
| 471 | return code_offset; |
| 472 | } |
| 473 | |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 474 | size_t OatWriter::WriteCodeMethod(File* file, size_t code_offset, size_t oat_class_index, |
| 475 | size_t class_def_method_index, bool is_static, |
| 476 | uint32_t method_idx, const DexFile& dex_file) { |
| 477 | const CompiledMethod* compiled_method = |
| 478 | compiler_->GetCompiledMethod(art::Compiler::MethodReference(&dex_file, method_idx)); |
| 479 | |
| 480 | uint32_t frame_size_in_bytes = 0; |
| 481 | uint32_t core_spill_mask = 0; |
| 482 | uint32_t fp_spill_mask = 0; |
| 483 | |
| 484 | OatMethodOffsets method_offsets = |
| 485 | oat_methods_[oat_class_index]->method_offsets_[class_def_method_index]; |
| 486 | |
| 487 | |
| 488 | if (compiled_method != NULL) { // ie. not an abstract method |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 489 | uint32_t aligned_code_offset = compiled_method->AlignCode(code_offset); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 490 | uint32_t aligned_code_delta = aligned_code_offset - code_offset; |
| 491 | if (aligned_code_delta != 0) { |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 492 | off64_t new_offset = lseek64(file->Fd(), aligned_code_delta, SEEK_CUR); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 493 | if (static_cast<uint32_t>(new_offset) != aligned_code_offset) { |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 494 | PLOG(ERROR) << "Failed to seek to align oat code. Actual: " << new_offset |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 495 | << " Expected: " << aligned_code_offset << " File: " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 496 | return false; |
| 497 | } |
| 498 | code_offset += aligned_code_delta; |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 499 | DCHECK_CODE_OFFSET(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 500 | } |
Elliott Hughes | 06b37d9 | 2011-10-16 11:51:29 -0700 | [diff] [blame] | 501 | DCHECK_ALIGNED(code_offset, kArmAlignment); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 502 | const std::vector<uint8_t>& code = compiled_method->GetCode(); |
| 503 | size_t code_size = code.size() * sizeof(code[0]); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 504 | |
| 505 | // Deduplicate code arrays |
| 506 | size_t offset = code_offset + compiled_method->CodeDelta(); |
jeffhao | f479dcc | 2011-11-02 15:54:15 -0700 | [diff] [blame] | 507 | std::map<const std::vector<uint8_t>*, uint32_t>::iterator code_iter = code_offsets_.find(&code); |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 508 | if (code_iter != code_offsets_.end() && offset != method_offsets.code_offset_) { |
| 509 | DCHECK((code_size == 0 && method_offsets.code_offset_ == 0) |
| 510 | || code_iter->second == method_offsets.code_offset_) |
| 511 | << PrettyMethod(method_idx, dex_file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 512 | } else { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 513 | DCHECK((code_size == 0 && method_offsets.code_offset_ == 0) |
| 514 | || offset == method_offsets.code_offset_) |
| 515 | << PrettyMethod(method_idx, dex_file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 516 | if (!file->WriteFully(&code[0], code_size)) { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 517 | ReportWriteFailure("method code", method_idx, dex_file, file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 518 | return false; |
| 519 | } |
| 520 | code_offset += code_size; |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 521 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 522 | DCHECK_CODE_OFFSET(); |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 523 | frame_size_in_bytes = compiled_method->GetFrameSizeInBytes(); |
| 524 | core_spill_mask = compiled_method->GetCoreSpillMask(); |
| 525 | fp_spill_mask = compiled_method->GetFpSpillMask(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 526 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 527 | |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 528 | if (!file->WriteFully(&frame_size_in_bytes, sizeof(frame_size_in_bytes))) { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 529 | ReportWriteFailure("method frame size", method_idx, dex_file, file); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 530 | return false; |
| 531 | } |
| 532 | code_offset += sizeof(frame_size_in_bytes); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 533 | if (!file->WriteFully(&core_spill_mask, sizeof(core_spill_mask))) { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 534 | ReportWriteFailure("method core spill mask", method_idx, dex_file, file); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 535 | return false; |
| 536 | } |
| 537 | code_offset += sizeof(core_spill_mask); |
| 538 | if (!file->WriteFully(&fp_spill_mask, sizeof(fp_spill_mask))) { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 539 | ReportWriteFailure("method fp spill mask", method_idx, dex_file, file); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 540 | return false; |
| 541 | } |
| 542 | code_offset += sizeof(fp_spill_mask); |
| 543 | |
| 544 | if (compiled_method != NULL) { |
| 545 | const std::vector<uint32_t>& mapping_table = compiled_method->GetMappingTable(); |
| 546 | size_t mapping_table_size = mapping_table.size() * sizeof(mapping_table[0]); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 547 | |
| 548 | // Deduplicate mapping tables |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 549 | std::map<const std::vector<uint32_t>*, uint32_t>::iterator mapping_iter = |
| 550 | mapping_table_offsets_.find(&mapping_table); |
| 551 | if (mapping_iter != mapping_table_offsets_.end() && |
| 552 | code_offset != method_offsets.mapping_table_offset_) { |
| 553 | DCHECK((mapping_table_size == 0 && method_offsets.mapping_table_offset_ == 0) |
| 554 | || mapping_iter->second == method_offsets.mapping_table_offset_) |
| 555 | << PrettyMethod(method_idx, dex_file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 556 | } else { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 557 | DCHECK((mapping_table_size == 0 && method_offsets.mapping_table_offset_ == 0) |
| 558 | || code_offset == method_offsets.mapping_table_offset_) |
| 559 | << PrettyMethod(method_idx, dex_file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 560 | if (!file->WriteFully(&mapping_table[0], mapping_table_size)) { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 561 | ReportWriteFailure("mapping table", method_idx, dex_file, file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 562 | return false; |
| 563 | } |
| 564 | code_offset += mapping_table_size; |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 565 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 566 | DCHECK_CODE_OFFSET(); |
| 567 | |
| 568 | const std::vector<uint16_t>& vmap_table = compiled_method->GetVmapTable(); |
| 569 | size_t vmap_table_size = vmap_table.size() * sizeof(vmap_table[0]); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 570 | |
| 571 | // Deduplicate vmap tables |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 572 | std::map<const std::vector<uint16_t>*, uint32_t>::iterator vmap_iter = |
| 573 | vmap_table_offsets_.find(&vmap_table); |
| 574 | if (vmap_iter != vmap_table_offsets_.end() && |
| 575 | code_offset != method_offsets.vmap_table_offset_) { |
| 576 | DCHECK((vmap_table_size == 0 && method_offsets.vmap_table_offset_ == 0) |
| 577 | || vmap_iter->second == method_offsets.vmap_table_offset_) |
| 578 | << PrettyMethod(method_idx, dex_file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 579 | } else { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 580 | DCHECK((vmap_table_size == 0 && method_offsets.vmap_table_offset_ == 0) |
| 581 | || code_offset == method_offsets.vmap_table_offset_) |
| 582 | << PrettyMethod(method_idx, dex_file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 583 | if (!file->WriteFully(&vmap_table[0], vmap_table_size)) { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 584 | ReportWriteFailure("vmap table", method_idx, dex_file, file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 585 | return false; |
| 586 | } |
| 587 | code_offset += vmap_table_size; |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 588 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 589 | DCHECK_CODE_OFFSET(); |
| 590 | } |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 591 | const char* shorty = dex_file.GetMethodShorty(dex_file.GetMethodId(method_idx)); |
| 592 | const CompiledInvokeStub* compiled_invoke_stub = compiler_->FindInvokeStub(is_static, shorty); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 593 | if (compiled_invoke_stub != NULL) { |
| 594 | uint32_t aligned_code_offset = CompiledMethod::AlignCode(code_offset, |
| 595 | compiler_->GetInstructionSet()); |
| 596 | uint32_t aligned_code_delta = aligned_code_offset - code_offset; |
| 597 | if (aligned_code_delta != 0) { |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 598 | off64_t new_offset = lseek64(file->Fd(), aligned_code_delta, SEEK_CUR); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 599 | if (static_cast<uint32_t>(new_offset) != aligned_code_offset) { |
| 600 | PLOG(ERROR) << "Failed to seek to align invoke stub code. Actual: " << new_offset |
| 601 | << " Expected: " << aligned_code_offset; |
| 602 | return false; |
| 603 | } |
| 604 | code_offset += aligned_code_delta; |
| 605 | DCHECK_CODE_OFFSET(); |
| 606 | } |
Elliott Hughes | 06b37d9 | 2011-10-16 11:51:29 -0700 | [diff] [blame] | 607 | DCHECK_ALIGNED(code_offset, kArmAlignment); |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 608 | const std::vector<uint8_t>& invoke_stub = compiled_invoke_stub->GetCode(); |
| 609 | size_t invoke_stub_size = invoke_stub.size() * sizeof(invoke_stub[0]); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 610 | |
| 611 | // Deduplicate invoke stubs |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 612 | std::map<const std::vector<uint8_t>*, uint32_t>::iterator stub_iter = |
| 613 | code_offsets_.find(&invoke_stub); |
| 614 | if (stub_iter != code_offsets_.end() && |
| 615 | code_offset != method_offsets.invoke_stub_offset_) { |
| 616 | DCHECK((invoke_stub_size == 0 && method_offsets.invoke_stub_offset_ == 0) |
| 617 | || stub_iter->second == method_offsets.invoke_stub_offset_) |
| 618 | << PrettyMethod(method_idx, dex_file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 619 | } else { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 620 | DCHECK((invoke_stub_size == 0 && method_offsets.invoke_stub_offset_ == 0) |
| 621 | || code_offset == method_offsets.invoke_stub_offset_) |
| 622 | << PrettyMethod(method_idx, dex_file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 623 | if (!file->WriteFully(&invoke_stub[0], invoke_stub_size)) { |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 624 | ReportWriteFailure("invoke stub code", method_idx, dex_file, file); |
jeffhao | 55d7821 | 2011-11-02 11:41:50 -0700 | [diff] [blame] | 625 | return false; |
| 626 | } |
| 627 | code_offset += invoke_stub_size; |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 628 | } |
Brian Carlstrom | 3320cf4 | 2011-10-04 14:58:28 -0700 | [diff] [blame] | 629 | DCHECK_CODE_OFFSET(); |
| 630 | } |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 631 | return code_offset; |
| 632 | } |
| 633 | |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 634 | OatWriter::OatDexFile::OatDexFile(const DexFile& dex_file) { |
Elliott Hughes | 9557241 | 2011-12-13 18:14:20 -0800 | [diff] [blame] | 635 | const std::string& location(dex_file.GetLocation()); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 636 | dex_file_location_size_ = location.size(); |
| 637 | dex_file_location_data_ = reinterpret_cast<const uint8_t*>(location.data()); |
| 638 | dex_file_checksum_ = dex_file.GetHeader().checksum_; |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 639 | dex_file_offset_ = 0; |
Ian Rogers | 0571d35 | 2011-11-03 19:51:38 -0700 | [diff] [blame] | 640 | classes_offset_ = 0; |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 641 | } |
| 642 | |
| 643 | size_t OatWriter::OatDexFile::SizeOf() const { |
| 644 | return sizeof(dex_file_location_size_) |
| 645 | + dex_file_location_size_ |
| 646 | + sizeof(dex_file_checksum_) |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 647 | + sizeof(dex_file_offset_) |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 648 | + sizeof(classes_offset_); |
| 649 | } |
| 650 | |
| 651 | void OatWriter::OatDexFile::UpdateChecksum(OatHeader& oat_header) const { |
| 652 | oat_header.UpdateChecksum(&dex_file_location_size_, sizeof(dex_file_location_size_)); |
| 653 | oat_header.UpdateChecksum(dex_file_location_data_, dex_file_location_size_); |
| 654 | oat_header.UpdateChecksum(&dex_file_checksum_, sizeof(dex_file_checksum_)); |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 655 | oat_header.UpdateChecksum(&dex_file_offset_, sizeof(dex_file_offset_)); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 656 | oat_header.UpdateChecksum(&classes_offset_, sizeof(classes_offset_)); |
| 657 | } |
| 658 | |
| 659 | bool OatWriter::OatDexFile::Write(File* file) const { |
| 660 | if (!file->WriteFully(&dex_file_location_size_, sizeof(dex_file_location_size_))) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 661 | PLOG(ERROR) << "Failed to write dex file location length to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 662 | return false; |
| 663 | } |
| 664 | if (!file->WriteFully(dex_file_location_data_, dex_file_location_size_)) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 665 | PLOG(ERROR) << "Failed to write dex file location data to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 666 | return false; |
| 667 | } |
| 668 | if (!file->WriteFully(&dex_file_checksum_, sizeof(dex_file_checksum_))) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 669 | PLOG(ERROR) << "Failed to write dex file checksum to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 670 | return false; |
| 671 | } |
Brian Carlstrom | 8952189 | 2011-12-07 22:05:07 -0800 | [diff] [blame^] | 672 | if (!file->WriteFully(&dex_file_offset_, sizeof(dex_file_offset_))) { |
| 673 | PLOG(ERROR) << "Failed to write dex file offset to " << file->name(); |
| 674 | return false; |
| 675 | } |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 676 | if (!file->WriteFully(&classes_offset_, sizeof(classes_offset_))) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 677 | PLOG(ERROR) << "Failed to write classes offset to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 678 | return false; |
| 679 | } |
| 680 | return true; |
| 681 | } |
| 682 | |
| 683 | OatWriter::OatClasses::OatClasses(const DexFile& dex_file) { |
| 684 | methods_offsets_.resize(dex_file.NumClassDefs()); |
| 685 | } |
| 686 | |
| 687 | size_t OatWriter::OatClasses::SizeOf() const { |
| 688 | return (sizeof(methods_offsets_[0]) * methods_offsets_.size()); |
| 689 | } |
| 690 | |
| 691 | void OatWriter::OatClasses::UpdateChecksum(OatHeader& oat_header) const { |
| 692 | oat_header.UpdateChecksum(&methods_offsets_[0], SizeOf()); |
| 693 | } |
| 694 | |
| 695 | bool OatWriter::OatClasses::Write(File* file) const { |
| 696 | if (!file->WriteFully(&methods_offsets_[0], SizeOf())) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 697 | PLOG(ERROR) << "Failed to write methods offsets to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 698 | return false; |
| 699 | } |
| 700 | return true; |
| 701 | } |
| 702 | |
| 703 | OatWriter::OatMethods::OatMethods(uint32_t methods_count) { |
| 704 | method_offsets_.resize(methods_count); |
| 705 | } |
| 706 | |
| 707 | size_t OatWriter::OatMethods::SizeOf() const { |
| 708 | return (sizeof(method_offsets_[0]) * method_offsets_.size()); |
| 709 | } |
| 710 | |
| 711 | void OatWriter::OatMethods::UpdateChecksum(OatHeader& oat_header) const { |
| 712 | oat_header.UpdateChecksum(&method_offsets_[0], SizeOf()); |
| 713 | } |
| 714 | |
| 715 | bool OatWriter::OatMethods::Write(File* file) const { |
| 716 | if (!file->WriteFully(&method_offsets_[0], SizeOf())) { |
Elliott Hughes | 234da57 | 2011-11-03 22:13:06 -0700 | [diff] [blame] | 717 | PLOG(ERROR) << "Failed to write method offsets to " << file->name(); |
Brian Carlstrom | e24fa61 | 2011-09-29 00:53:55 -0700 | [diff] [blame] | 718 | return false; |
| 719 | } |
| 720 | return true; |
| 721 | } |
| 722 | |
| 723 | } // namespace art |