OLD | NEW |
1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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 |
(...skipping 1028 matching lines...) Loading... |
1039 void Verify(); | 1039 void Verify(); |
1040 | 1040 |
1041 // Report heap statistics. | 1041 // Report heap statistics. |
1042 void ReportHeapStatistics(const char* title); | 1042 void ReportHeapStatistics(const char* title); |
1043 void ReportCodeStatistics(const char* title); | 1043 void ReportCodeStatistics(const char* title); |
1044 | 1044 |
1045 // Fill in bogus values in from space | 1045 // Fill in bogus values in from space |
1046 void ZapFromSpace(); | 1046 void ZapFromSpace(); |
1047 #endif | 1047 #endif |
1048 | 1048 |
1049 #if defined(ENABLE_LOGGING_AND_PROFILING) | |
1050 // Print short heap statistics. | 1049 // Print short heap statistics. |
1051 void PrintShortHeapStatistics(); | 1050 void PrintShortHeapStatistics(); |
1052 #endif | |
1053 | 1051 |
1054 // Makes a new symbol object | 1052 // Makes a new symbol object |
1055 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation | 1053 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation |
1056 // failed. | 1054 // failed. |
1057 // Please note this function does not perform a garbage collection. | 1055 // Please note this function does not perform a garbage collection. |
1058 MUST_USE_RESULT MaybeObject* CreateSymbol( | 1056 MUST_USE_RESULT MaybeObject* CreateSymbol( |
1059 const char* str, int length, int hash); | 1057 const char* str, int length, int hash); |
1060 MUST_USE_RESULT MaybeObject* CreateSymbol(String* str); | 1058 MUST_USE_RESULT MaybeObject* CreateSymbol(String* str); |
1061 | 1059 |
1062 // Write barrier support for address[offset] = o. | 1060 // Write barrier support for address[offset] = o. |
(...skipping 438 matching lines...) Loading... |
1501 // Performs a major collection in the whole heap. | 1499 // Performs a major collection in the whole heap. |
1502 void MarkCompact(GCTracer* tracer); | 1500 void MarkCompact(GCTracer* tracer); |
1503 | 1501 |
1504 // Code to be run before and after mark-compact. | 1502 // Code to be run before and after mark-compact. |
1505 void MarkCompactPrologue(bool is_compacting); | 1503 void MarkCompactPrologue(bool is_compacting); |
1506 | 1504 |
1507 // Completely clear the Instanceof cache (to stop it keeping objects alive | 1505 // Completely clear the Instanceof cache (to stop it keeping objects alive |
1508 // around a GC). | 1506 // around a GC). |
1509 inline void CompletelyClearInstanceofCache(); | 1507 inline void CompletelyClearInstanceofCache(); |
1510 | 1508 |
1511 #if defined(DEBUG) || defined(ENABLE_LOGGING_AND_PROFILING) | |
1512 // Record statistics before and after garbage collection. | 1509 // Record statistics before and after garbage collection. |
1513 void ReportStatisticsBeforeGC(); | 1510 void ReportStatisticsBeforeGC(); |
1514 void ReportStatisticsAfterGC(); | 1511 void ReportStatisticsAfterGC(); |
1515 #endif | |
1516 | 1512 |
1517 // Slow part of scavenge object. | 1513 // Slow part of scavenge object. |
1518 static void ScavengeObjectSlow(HeapObject** p, HeapObject* object); | 1514 static void ScavengeObjectSlow(HeapObject** p, HeapObject* object); |
1519 | 1515 |
1520 // Initializes a function with a shared part and prototype. | 1516 // Initializes a function with a shared part and prototype. |
1521 // Returns the function. | 1517 // Returns the function. |
1522 // Note: this code was factored out of AllocateFunction such that | 1518 // Note: this code was factored out of AllocateFunction such that |
1523 // other parts of the VM could use it. Specifically, a function that creates | 1519 // other parts of the VM could use it. Specifically, a function that creates |
1524 // instances of type JS_FUNCTION_TYPE benefit from the use of this function. | 1520 // instances of type JS_FUNCTION_TYPE benefit from the use of this function. |
1525 // Please note this does not perform a garbage collection. | 1521 // Please note this does not perform a garbage collection. |
(...skipping 768 matching lines...) Loading... |
2294 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 2290 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); |
2295 }; | 2291 }; |
2296 #endif // DEBUG || LIVE_OBJECT_LIST | 2292 #endif // DEBUG || LIVE_OBJECT_LIST |
2297 | 2293 |
2298 | 2294 |
2299 } } // namespace v8::internal | 2295 } } // namespace v8::internal |
2300 | 2296 |
2301 #undef HEAP | 2297 #undef HEAP |
2302 | 2298 |
2303 #endif // V8_HEAP_H_ | 2299 #endif // V8_HEAP_H_ |
OLD | NEW |