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Issue 2763413007: [heap] Remove size specializations in static object visitors. (Closed)
Patch Set: fast body descriptor for js objects Created 3 years, 9 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/heap/scavenger.h" 5 #include "src/heap/scavenger.h"
6 6
7 #include "src/contexts.h" 7 #include "src/contexts.h"
8 #include "src/heap/heap-inl.h" 8 #include "src/heap/heap-inl.h"
9 #include "src/heap/incremental-marking.h" 9 #include "src/heap/incremental-marking.h"
10 #include "src/heap/objects-visiting-inl.h" 10 #include "src/heap/objects-visiting-inl.h"
(...skipping 56 matching lines...) Expand 10 before | Expand all | Expand 10 after
67 SharedFunctionInfo::kSize>); 67 SharedFunctionInfo::kSize>);
68 68
69 table_.Register(kVisitJSWeakCollection, 69 table_.Register(kVisitJSWeakCollection,
70 &ObjectEvacuationStrategy<POINTER_OBJECT>::Visit); 70 &ObjectEvacuationStrategy<POINTER_OBJECT>::Visit);
71 71
72 table_.Register(kVisitJSRegExp, 72 table_.Register(kVisitJSRegExp,
73 &ObjectEvacuationStrategy<POINTER_OBJECT>::Visit); 73 &ObjectEvacuationStrategy<POINTER_OBJECT>::Visit);
74 74
75 table_.Register(kVisitJSFunction, &EvacuateJSFunction); 75 table_.Register(kVisitJSFunction, &EvacuateJSFunction);
76 76
77 table_.RegisterSpecializations<ObjectEvacuationStrategy<DATA_OBJECT>, 77 table_.Register(kVisitDataObject,
78 kVisitDataObject, kVisitDataObjectGeneric>(); 78 &ObjectEvacuationStrategy<DATA_OBJECT>::Visit);
79 79
80 table_.RegisterSpecializations<ObjectEvacuationStrategy<POINTER_OBJECT>, 80 table_.Register(kVisitJSObjectFast,
81 kVisitJSObject, kVisitJSObjectGeneric>(); 81 &ObjectEvacuationStrategy<POINTER_OBJECT>::Visit);
82 table_.Register(kVisitJSObject,
83 &ObjectEvacuationStrategy<POINTER_OBJECT>::Visit);
82 84
83 table_ 85 table_.Register(kVisitJSApiObject,
84 .RegisterSpecializations<ObjectEvacuationStrategy<POINTER_OBJECT>, 86 &ObjectEvacuationStrategy<POINTER_OBJECT>::Visit);
85 kVisitJSApiObject, kVisitJSApiObjectGeneric>();
86 87
87 table_.RegisterSpecializations<ObjectEvacuationStrategy<POINTER_OBJECT>, 88 table_.Register(kVisitStruct,
88 kVisitStruct, kVisitStructGeneric>(); 89 &ObjectEvacuationStrategy<POINTER_OBJECT>::Visit);
89 } 90 }
90 91
91 static VisitorDispatchTable<ScavengingCallback>* GetTable() { 92 static VisitorDispatchTable<ScavengingCallback>* GetTable() {
92 return &table_; 93 return &table_;
93 } 94 }
94 95
95 static void EvacuateThinStringNoShortcut(Map* map, HeapObject** slot, 96 static void EvacuateThinStringNoShortcut(Map* map, HeapObject** slot,
96 HeapObject* object) { 97 HeapObject* object) {
97 EvacuateObject<POINTER_OBJECT, kWordAligned>(map, slot, object, 98 EvacuateObject<POINTER_OBJECT, kWordAligned>(map, slot, object,
98 ThinString::kSize); 99 ThinString::kSize);
(...skipping 369 matching lines...) Expand 10 before | Expand all | Expand 10 after
468 void ScavengeVisitor::ScavengePointer(Object** p) { 469 void ScavengeVisitor::ScavengePointer(Object** p) {
469 Object* object = *p; 470 Object* object = *p;
470 if (!heap_->InNewSpace(object)) return; 471 if (!heap_->InNewSpace(object)) return;
471 472
472 Scavenger::ScavengeObject(reinterpret_cast<HeapObject**>(p), 473 Scavenger::ScavengeObject(reinterpret_cast<HeapObject**>(p),
473 reinterpret_cast<HeapObject*>(object)); 474 reinterpret_cast<HeapObject*>(object));
474 } 475 }
475 476
476 } // namespace internal 477 } // namespace internal
477 } // namespace v8 478 } // namespace v8
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