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Side by Side Diff: src/objects-inl.h

Issue 15094018: Create AllocationSite objects, pointed to by AllocationSiteInfo. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Some cleanup Created 7 years, 6 months ago
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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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