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| 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 |
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| 341 if (is_working_iterator_) { | 341 if (is_working_iterator_) { |
| 342 iterator_.Reset(); | 342 iterator_.Reset(); |
| 343 iteration_done_ = false; | 343 iteration_done_ = false; |
| 344 } | 344 } |
| 345 } | 345 } |
| 346 | 346 |
| 347 | 347 |
| 348 // ------------------------------------------------------------------------- | 348 // ------------------------------------------------------------------------- |
| 349 | 349 |
| 350 | 350 |
| 351 #ifdef ENABLE_LOGGING_AND_PROFILING | |
| 352 SafeStackTraceFrameIterator::SafeStackTraceFrameIterator( | 351 SafeStackTraceFrameIterator::SafeStackTraceFrameIterator( |
| 353 Isolate* isolate, | 352 Isolate* isolate, |
| 354 Address fp, Address sp, Address low_bound, Address high_bound) : | 353 Address fp, Address sp, Address low_bound, Address high_bound) : |
| 355 SafeJavaScriptFrameIterator(isolate, fp, sp, low_bound, high_bound) { | 354 SafeJavaScriptFrameIterator(isolate, fp, sp, low_bound, high_bound) { |
| 356 if (!done() && !frame()->is_java_script()) Advance(); | 355 if (!done() && !frame()->is_java_script()) Advance(); |
| 357 } | 356 } |
| 358 | 357 |
| 359 | 358 |
| 360 void SafeStackTraceFrameIterator::Advance() { | 359 void SafeStackTraceFrameIterator::Advance() { |
| 361 while (true) { | 360 while (true) { |
| 362 SafeJavaScriptFrameIterator::Advance(); | 361 SafeJavaScriptFrameIterator::Advance(); |
| 363 if (done()) return; | 362 if (done()) return; |
| 364 if (frame()->is_java_script()) return; | 363 if (frame()->is_java_script()) return; |
| 365 } | 364 } |
| 366 } | 365 } |
| 367 #endif | |
| 368 | 366 |
| 369 | 367 |
| 370 Code* StackFrame::GetSafepointData(Isolate* isolate, | 368 Code* StackFrame::GetSafepointData(Isolate* isolate, |
| 371 Address pc, | 369 Address pc, |
| 372 SafepointEntry* safepoint_entry, | 370 SafepointEntry* safepoint_entry, |
| 373 unsigned* stack_slots) { | 371 unsigned* stack_slots) { |
| 374 PcToCodeCache::PcToCodeCacheEntry* entry = | 372 PcToCodeCache::PcToCodeCacheEntry* entry = |
| 375 isolate->pc_to_code_cache()->GetCacheEntry(pc); | 373 isolate->pc_to_code_cache()->GetCacheEntry(pc); |
| 376 SafepointEntry cached_safepoint_entry = entry->safepoint_entry; | 374 SafepointEntry cached_safepoint_entry = entry->safepoint_entry; |
| 377 if (!entry->safepoint_entry.is_valid()) { | 375 if (!entry->safepoint_entry.is_valid()) { |
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| 1273 ZoneList<StackFrame*> list(10); | 1271 ZoneList<StackFrame*> list(10); |
| 1274 for (StackFrameIterator it; !it.done(); it.Advance()) { | 1272 for (StackFrameIterator it; !it.done(); it.Advance()) { |
| 1275 StackFrame* frame = AllocateFrameCopy(it.frame()); | 1273 StackFrame* frame = AllocateFrameCopy(it.frame()); |
| 1276 list.Add(frame); | 1274 list.Add(frame); |
| 1277 } | 1275 } |
| 1278 return list.ToVector(); | 1276 return list.ToVector(); |
| 1279 } | 1277 } |
| 1280 | 1278 |
| 1281 | 1279 |
| 1282 } } // namespace v8::internal | 1280 } } // namespace v8::internal |
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