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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 1304 #endif | 1304 #endif |
| 1305 } | 1305 } |
| 1306 | 1306 |
| 1307 | 1307 |
| 1308 bool JSObject::ShouldTrackAllocationInfo() { | 1308 bool JSObject::ShouldTrackAllocationInfo() { |
| 1309 if (map()->CanTrackAllocationSite()) { | 1309 if (map()->CanTrackAllocationSite()) { |
| 1310 if (!IsJSArray()) { | 1310 if (!IsJSArray()) { |
| 1311 return true; | 1311 return true; |
| 1312 } | 1312 } |
| 1313 | 1313 |
| 1314 return AllocationSiteInfo::GetMode(GetElementsKind()) == | 1314 return AllocationSite::GetMode(GetElementsKind()) == |
| 1315 TRACK_ALLOCATION_SITE; | 1315 TRACK_ALLOCATION_SITE; |
| 1316 } | 1316 } |
| 1317 return false; | 1317 return false; |
| 1318 } | 1318 } |
| 1319 | 1319 |
| 1320 | 1320 |
| 1321 // Heuristic: We only need to create allocation site info if the boilerplate | 1321 // Heuristic: We only need to create allocation site info if the boilerplate |
| 1322 // elements kind is the initial elements kind. | 1322 // elements kind is the initial elements kind. |
| 1323 AllocationSiteMode AllocationSiteInfo::GetMode( | 1323 AllocationSiteMode AllocationSite::GetMode( |
| 1324 ElementsKind boilerplate_elements_kind) { | 1324 ElementsKind boilerplate_elements_kind) { |
| 1325 if (FLAG_track_allocation_sites && | 1325 if (FLAG_track_allocation_sites && |
| 1326 IsFastSmiElementsKind(boilerplate_elements_kind)) { | 1326 IsFastSmiElementsKind(boilerplate_elements_kind)) { |
| 1327 return TRACK_ALLOCATION_SITE; | 1327 return TRACK_ALLOCATION_SITE; |
| 1328 } | 1328 } |
| 1329 | 1329 |
| 1330 return DONT_TRACK_ALLOCATION_SITE; | 1330 return DONT_TRACK_ALLOCATION_SITE; |
| 1331 } | 1331 } |
| 1332 | 1332 |
| 1333 | 1333 |
| 1334 AllocationSiteMode AllocationSiteInfo::GetMode(ElementsKind from, | 1334 AllocationSiteMode AllocationSite::GetMode(ElementsKind from, |
| 1335 ElementsKind to) { | 1335 ElementsKind to) { |
| 1336 if (FLAG_track_allocation_sites && | 1336 if (FLAG_track_allocation_sites && |
| 1337 IsFastSmiElementsKind(from) && | 1337 IsFastSmiElementsKind(from) && |
| 1338 (IsFastObjectElementsKind(to) || IsFastDoubleElementsKind(to))) { | 1338 (IsFastObjectElementsKind(to) || IsFastDoubleElementsKind(to))) { |
| 1339 return TRACK_ALLOCATION_SITE; | 1339 return TRACK_ALLOCATION_SITE; |
| 1340 } | 1340 } |
| 1341 | 1341 |
| 1342 return DONT_TRACK_ALLOCATION_SITE; | 1342 return DONT_TRACK_ALLOCATION_SITE; |
| 1343 } | 1343 } |
| 1344 | 1344 |
| 1345 | 1345 |
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| 4441 | 4441 |
| 4442 ACCESSORS(ObjectTemplateInfo, constructor, Object, kConstructorOffset) | 4442 ACCESSORS(ObjectTemplateInfo, constructor, Object, kConstructorOffset) |
| 4443 ACCESSORS(ObjectTemplateInfo, internal_field_count, Object, | 4443 ACCESSORS(ObjectTemplateInfo, internal_field_count, Object, |
| 4444 kInternalFieldCountOffset) | 4444 kInternalFieldCountOffset) |
| 4445 | 4445 |
| 4446 ACCESSORS(SignatureInfo, receiver, Object, kReceiverOffset) | 4446 ACCESSORS(SignatureInfo, receiver, Object, kReceiverOffset) |
| 4447 ACCESSORS(SignatureInfo, args, Object, kArgsOffset) | 4447 ACCESSORS(SignatureInfo, args, Object, kArgsOffset) |
| 4448 | 4448 |
| 4449 ACCESSORS(TypeSwitchInfo, types, Object, kTypesOffset) | 4449 ACCESSORS(TypeSwitchInfo, types, Object, kTypesOffset) |
| 4450 | 4450 |
| 4451 ACCESSORS(AllocationSiteInfo, payload, Object, kPayloadOffset) | 4451 ACCESSORS(AllocationSite, payload, Object, kPayloadOffset) |
| 4452 ACCESSORS(AllocationSiteInfo, allocation_site, Object, kAllocationSiteOffset) |
| 4452 | 4453 |
| 4453 ACCESSORS(Script, source, Object, kSourceOffset) | 4454 ACCESSORS(Script, source, Object, kSourceOffset) |
| 4454 ACCESSORS(Script, name, Object, kNameOffset) | 4455 ACCESSORS(Script, name, Object, kNameOffset) |
| 4455 ACCESSORS(Script, id, Smi, kIdOffset) | 4456 ACCESSORS(Script, id, Smi, kIdOffset) |
| 4456 ACCESSORS_TO_SMI(Script, line_offset, kLineOffsetOffset) | 4457 ACCESSORS_TO_SMI(Script, line_offset, kLineOffsetOffset) |
| 4457 ACCESSORS_TO_SMI(Script, column_offset, kColumnOffsetOffset) | 4458 ACCESSORS_TO_SMI(Script, column_offset, kColumnOffsetOffset) |
| 4458 ACCESSORS(Script, data, Object, kDataOffset) | 4459 ACCESSORS(Script, data, Object, kDataOffset) |
| 4459 ACCESSORS(Script, context_data, Object, kContextOffset) | 4460 ACCESSORS(Script, context_data, Object, kContextOffset) |
| 4460 ACCESSORS(Script, wrapper, Foreign, kWrapperOffset) | 4461 ACCESSORS(Script, wrapper, Foreign, kWrapperOffset) |
| 4461 ACCESSORS_TO_SMI(Script, type, kTypeOffset) | 4462 ACCESSORS_TO_SMI(Script, type, kTypeOffset) |
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| 6181 #undef WRITE_UINT32_FIELD | 6182 #undef WRITE_UINT32_FIELD |
| 6182 #undef READ_SHORT_FIELD | 6183 #undef READ_SHORT_FIELD |
| 6183 #undef WRITE_SHORT_FIELD | 6184 #undef WRITE_SHORT_FIELD |
| 6184 #undef READ_BYTE_FIELD | 6185 #undef READ_BYTE_FIELD |
| 6185 #undef WRITE_BYTE_FIELD | 6186 #undef WRITE_BYTE_FIELD |
| 6186 | 6187 |
| 6187 | 6188 |
| 6188 } } // namespace v8::internal | 6189 } } // namespace v8::internal |
| 6189 | 6190 |
| 6190 #endif // V8_OBJECTS_INL_H_ | 6191 #endif // V8_OBJECTS_INL_H_ |
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