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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 // 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/mark-compact.h" | 5 #include "src/heap/mark-compact.h" |
6 | 6 |
7 #include "src/base/atomicops.h" | 7 #include "src/base/atomicops.h" |
8 #include "src/base/bits.h" | 8 #include "src/base/bits.h" |
9 #include "src/base/sys-info.h" | 9 #include "src/base/sys-info.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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1286 UpdateRegExpCodeAgeAndFlush(heap, re, true); | 1286 UpdateRegExpCodeAgeAndFlush(heap, re, true); |
1287 UpdateRegExpCodeAgeAndFlush(heap, re, false); | 1287 UpdateRegExpCodeAgeAndFlush(heap, re, false); |
1288 // Visit the fields of the RegExp, including the updated FixedArray. | 1288 // Visit the fields of the RegExp, including the updated FixedArray. |
1289 VisitJSRegExp(map, object); | 1289 VisitJSRegExp(map, object); |
1290 } | 1290 } |
1291 }; | 1291 }; |
1292 | 1292 |
1293 | 1293 |
1294 void MarkCompactMarkingVisitor::Initialize() { | 1294 void MarkCompactMarkingVisitor::Initialize() { |
1295 StaticMarkingVisitor<MarkCompactMarkingVisitor>::Initialize(); | 1295 StaticMarkingVisitor<MarkCompactMarkingVisitor>::Initialize(); |
1296 | |
1297 table_.Register(kVisitJSRegExp, &VisitRegExpAndFlushCode); | 1296 table_.Register(kVisitJSRegExp, &VisitRegExpAndFlushCode); |
1298 | |
1299 if (FLAG_track_gc_object_stats) { | |
1300 ObjectStatsVisitor::Initialize(&table_); | |
1301 } | |
1302 } | 1297 } |
1303 | 1298 |
1304 | 1299 |
1305 class CodeMarkingVisitor : public ThreadVisitor { | 1300 class CodeMarkingVisitor : public ThreadVisitor { |
1306 public: | 1301 public: |
1307 explicit CodeMarkingVisitor(MarkCompactCollector* collector) | 1302 explicit CodeMarkingVisitor(MarkCompactCollector* collector) |
1308 : collector_(collector) {} | 1303 : collector_(collector) {} |
1309 | 1304 |
1310 void VisitThread(Isolate* isolate, ThreadLocalTop* top) { | 1305 void VisitThread(Isolate* isolate, ThreadLocalTop* top) { |
1311 collector_->PrepareThreadForCodeFlushing(isolate, top); | 1306 collector_->PrepareThreadForCodeFlushing(isolate, top); |
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3947 MarkBit mark_bit = Marking::MarkBitFrom(host); | 3942 MarkBit mark_bit = Marking::MarkBitFrom(host); |
3948 if (Marking::IsBlack(mark_bit)) { | 3943 if (Marking::IsBlack(mark_bit)) { |
3949 RelocInfo rinfo(isolate(), pc, RelocInfo::CODE_TARGET, 0, host); | 3944 RelocInfo rinfo(isolate(), pc, RelocInfo::CODE_TARGET, 0, host); |
3950 RecordRelocSlot(host, &rinfo, target); | 3945 RecordRelocSlot(host, &rinfo, target); |
3951 } | 3946 } |
3952 } | 3947 } |
3953 } | 3948 } |
3954 | 3949 |
3955 } // namespace internal | 3950 } // namespace internal |
3956 } // namespace v8 | 3951 } // namespace v8 |
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