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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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| 1297 #endif | 1297 #endif |
| 1298 } | 1298 } |
| 1299 | 1299 |
| 1300 | 1300 |
| 1301 bool JSObject::ShouldTrackAllocationInfo() { | 1301 bool JSObject::ShouldTrackAllocationInfo() { |
| 1302 if (map()->CanTrackAllocationSite()) { | 1302 if (map()->CanTrackAllocationSite()) { |
| 1303 if (!IsJSArray()) { | 1303 if (!IsJSArray()) { |
| 1304 return true; | 1304 return true; |
| 1305 } | 1305 } |
| 1306 | 1306 |
| 1307 return AllocationSiteInfo::GetMode(GetElementsKind()) == | 1307 return AllocationSite::GetMode(GetElementsKind()) == |
| 1308 TRACK_ALLOCATION_SITE; | 1308 TRACK_ALLOCATION_SITE; |
| 1309 } | 1309 } |
| 1310 return false; | 1310 return false; |
| 1311 } | 1311 } |
| 1312 | 1312 |
| 1313 | 1313 |
| 1314 // Heuristic: We only need to create allocation site info if the boilerplate | 1314 // Heuristic: We only need to create allocation site info if the boilerplate |
| 1315 // elements kind is the initial elements kind. | 1315 // elements kind is the initial elements kind. |
| 1316 AllocationSiteMode AllocationSiteInfo::GetMode( | 1316 AllocationSiteMode AllocationSite::GetMode( |
| 1317 ElementsKind boilerplate_elements_kind) { | 1317 ElementsKind boilerplate_elements_kind) { |
| 1318 if (FLAG_track_allocation_sites && | 1318 if (FLAG_track_allocation_sites && |
| 1319 IsFastSmiElementsKind(boilerplate_elements_kind)) { | 1319 IsFastSmiElementsKind(boilerplate_elements_kind)) { |
| 1320 return TRACK_ALLOCATION_SITE; | 1320 return TRACK_ALLOCATION_SITE; |
| 1321 } | 1321 } |
| 1322 | 1322 |
| 1323 return DONT_TRACK_ALLOCATION_SITE; | 1323 return DONT_TRACK_ALLOCATION_SITE; |
| 1324 } | 1324 } |
| 1325 | 1325 |
| 1326 | 1326 |
| 1327 AllocationSiteMode AllocationSiteInfo::GetMode(ElementsKind from, | 1327 AllocationSiteMode AllocationSite::GetMode(ElementsKind from, |
| 1328 ElementsKind to) { | 1328 ElementsKind to) { |
| 1329 if (FLAG_track_allocation_sites && | 1329 if (FLAG_track_allocation_sites && |
| 1330 IsFastSmiElementsKind(from) && | 1330 IsFastSmiElementsKind(from) && |
| 1331 (IsFastObjectElementsKind(to) || IsFastDoubleElementsKind(to))) { | 1331 (IsFastObjectElementsKind(to) || IsFastDoubleElementsKind(to))) { |
| 1332 return TRACK_ALLOCATION_SITE; | 1332 return TRACK_ALLOCATION_SITE; |
| 1333 } | 1333 } |
| 1334 | 1334 |
| 1335 return DONT_TRACK_ALLOCATION_SITE; | 1335 return DONT_TRACK_ALLOCATION_SITE; |
| 1336 } | 1336 } |
| 1337 | 1337 |
| 1338 | 1338 |
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| 4428 | 4428 |
| 4429 ACCESSORS(ObjectTemplateInfo, constructor, Object, kConstructorOffset) | 4429 ACCESSORS(ObjectTemplateInfo, constructor, Object, kConstructorOffset) |
| 4430 ACCESSORS(ObjectTemplateInfo, internal_field_count, Object, | 4430 ACCESSORS(ObjectTemplateInfo, internal_field_count, Object, |
| 4431 kInternalFieldCountOffset) | 4431 kInternalFieldCountOffset) |
| 4432 | 4432 |
| 4433 ACCESSORS(SignatureInfo, receiver, Object, kReceiverOffset) | 4433 ACCESSORS(SignatureInfo, receiver, Object, kReceiverOffset) |
| 4434 ACCESSORS(SignatureInfo, args, Object, kArgsOffset) | 4434 ACCESSORS(SignatureInfo, args, Object, kArgsOffset) |
| 4435 | 4435 |
| 4436 ACCESSORS(TypeSwitchInfo, types, Object, kTypesOffset) | 4436 ACCESSORS(TypeSwitchInfo, types, Object, kTypesOffset) |
| 4437 | 4437 |
| 4438 ACCESSORS(AllocationSite, payload, Object, kPayloadOffset) |
| 4438 ACCESSORS(AllocationSiteInfo, payload, Object, kPayloadOffset) | 4439 ACCESSORS(AllocationSiteInfo, payload, Object, kPayloadOffset) |
| 4439 | 4440 |
| 4440 ACCESSORS(Script, source, Object, kSourceOffset) | 4441 ACCESSORS(Script, source, Object, kSourceOffset) |
| 4441 ACCESSORS(Script, name, Object, kNameOffset) | 4442 ACCESSORS(Script, name, Object, kNameOffset) |
| 4442 ACCESSORS(Script, id, Object, kIdOffset) | 4443 ACCESSORS(Script, id, Object, kIdOffset) |
| 4443 ACCESSORS_TO_SMI(Script, line_offset, kLineOffsetOffset) | 4444 ACCESSORS_TO_SMI(Script, line_offset, kLineOffsetOffset) |
| 4444 ACCESSORS_TO_SMI(Script, column_offset, kColumnOffsetOffset) | 4445 ACCESSORS_TO_SMI(Script, column_offset, kColumnOffsetOffset) |
| 4445 ACCESSORS(Script, data, Object, kDataOffset) | 4446 ACCESSORS(Script, data, Object, kDataOffset) |
| 4446 ACCESSORS(Script, context_data, Object, kContextOffset) | 4447 ACCESSORS(Script, context_data, Object, kContextOffset) |
| 4447 ACCESSORS(Script, wrapper, Foreign, kWrapperOffset) | 4448 ACCESSORS(Script, wrapper, Foreign, kWrapperOffset) |
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| 6231 #undef WRITE_UINT32_FIELD | 6232 #undef WRITE_UINT32_FIELD |
| 6232 #undef READ_SHORT_FIELD | 6233 #undef READ_SHORT_FIELD |
| 6233 #undef WRITE_SHORT_FIELD | 6234 #undef WRITE_SHORT_FIELD |
| 6234 #undef READ_BYTE_FIELD | 6235 #undef READ_BYTE_FIELD |
| 6235 #undef WRITE_BYTE_FIELD | 6236 #undef WRITE_BYTE_FIELD |
| 6236 | 6237 |
| 6237 | 6238 |
| 6238 } } // namespace v8::internal | 6239 } } // namespace v8::internal |
| 6239 | 6240 |
| 6240 #endif // V8_OBJECTS_INL_H_ | 6241 #endif // V8_OBJECTS_INL_H_ |
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