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Issue 19591006: Deprecate v8::V8::Pause/ResumeProfiler (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Update Created 7 years, 5 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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13338 int usage = static_cast<int>(isolate->heap()->SizeOfObjects()); 13338 int usage = static_cast<int>(isolate->heap()->SizeOfObjects());
13339 if (!Smi::IsValid(usage)) { 13339 if (!Smi::IsValid(usage)) {
13340 return *isolate->factory()->NewNumberFromInt(usage); 13340 return *isolate->factory()->NewNumberFromInt(usage);
13341 } 13341 }
13342 return Smi::FromInt(usage); 13342 return Smi::FromInt(usage);
13343 } 13343 }
13344 13344
13345 #endif // ENABLE_DEBUGGER_SUPPORT 13345 #endif // ENABLE_DEBUGGER_SUPPORT
13346 13346
13347 13347
13348 RUNTIME_FUNCTION(MaybeObject*, Runtime_ProfilerResume) {
13349 SealHandleScope shs(isolate);
13350 v8::V8::ResumeProfiler();
13351 return isolate->heap()->undefined_value();
13352 }
13353
13354
13355 RUNTIME_FUNCTION(MaybeObject*, Runtime_ProfilerPause) {
13356 SealHandleScope shs(isolate);
13357 v8::V8::PauseProfiler();
13358 return isolate->heap()->undefined_value();
13359 }
13360
13361
13362 // Finds the script object from the script data. NOTE: This operation uses 13348 // Finds the script object from the script data. NOTE: This operation uses
13363 // heap traversal to find the function generated for the source position 13349 // heap traversal to find the function generated for the source position
13364 // for the requested break point. For lazily compiled functions several heap 13350 // for the requested break point. For lazily compiled functions several heap
13365 // traversals might be required rendering this operation as a rather slow 13351 // traversals might be required rendering this operation as a rather slow
13366 // operation. However for setting break points which is normally done through 13352 // operation. However for setting break points which is normally done through
13367 // some kind of user interaction the performance is not crucial. 13353 // some kind of user interaction the performance is not crucial.
13368 static Handle<Object> Runtime_GetScriptFromScriptName( 13354 static Handle<Object> Runtime_GetScriptFromScriptName(
13369 Handle<String> script_name) { 13355 Handle<String> script_name) {
13370 // Scan the heap for Script objects to find the script with the requested 13356 // Scan the heap for Script objects to find the script with the requested
13371 // script data. 13357 // script data.
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13979 // Handle last resort GC and make sure to allow future allocations 13965 // Handle last resort GC and make sure to allow future allocations
13980 // to grow the heap without causing GCs (if possible). 13966 // to grow the heap without causing GCs (if possible).
13981 isolate->counters()->gc_last_resort_from_js()->Increment(); 13967 isolate->counters()->gc_last_resort_from_js()->Increment();
13982 isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags, 13968 isolate->heap()->CollectAllGarbage(Heap::kNoGCFlags,
13983 "Runtime::PerformGC"); 13969 "Runtime::PerformGC");
13984 } 13970 }
13985 } 13971 }
13986 13972
13987 13973
13988 } } // namespace v8::internal 13974 } } // namespace v8::internal
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