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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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292 inline StubFailureTrampolineFrame::StubFailureTrampolineFrame( | 292 inline StubFailureTrampolineFrame::StubFailureTrampolineFrame( |
293 StackFrameIterator* iterator) : StandardFrame(iterator) { | 293 StackFrameIterator* iterator) : StandardFrame(iterator) { |
294 } | 294 } |
295 | 295 |
296 | 296 |
297 inline ConstructFrame::ConstructFrame(StackFrameIterator* iterator) | 297 inline ConstructFrame::ConstructFrame(StackFrameIterator* iterator) |
298 : InternalFrame(iterator) { | 298 : InternalFrame(iterator) { |
299 } | 299 } |
300 | 300 |
301 | 301 |
302 template<typename Iterator> | 302 inline JavaScriptFrameIterator::JavaScriptFrameIterator( |
303 inline JavaScriptFrameIteratorTemp<Iterator>::JavaScriptFrameIteratorTemp( | |
304 Isolate* isolate) | 303 Isolate* isolate) |
305 : iterator_(isolate) { | 304 : iterator_(isolate) { |
306 if (!done()) Advance(); | 305 if (!done()) Advance(); |
307 } | 306 } |
308 | 307 |
309 | 308 |
310 template<typename Iterator> | 309 inline JavaScriptFrameIterator::JavaScriptFrameIterator( |
311 inline JavaScriptFrameIteratorTemp<Iterator>::JavaScriptFrameIteratorTemp( | |
312 Isolate* isolate, ThreadLocalTop* top) | 310 Isolate* isolate, ThreadLocalTop* top) |
313 : iterator_(isolate, top) { | 311 : iterator_(isolate, top) { |
314 if (!done()) Advance(); | 312 if (!done()) Advance(); |
315 } | 313 } |
316 | 314 |
317 | 315 |
318 template<typename Iterator> | 316 inline JavaScriptFrame* JavaScriptFrameIterator::frame() const { |
319 inline JavaScriptFrame* JavaScriptFrameIteratorTemp<Iterator>::frame() const { | |
320 // TODO(1233797): The frame hierarchy needs to change. It's | 317 // TODO(1233797): The frame hierarchy needs to change. It's |
321 // problematic that we can't use the safe-cast operator to cast to | 318 // problematic that we can't use the safe-cast operator to cast to |
322 // the JavaScript frame type, because we may encounter arguments | 319 // the JavaScript frame type, because we may encounter arguments |
323 // adaptor frames. | 320 // adaptor frames. |
324 StackFrame* frame = iterator_.frame(); | 321 StackFrame* frame = iterator_.frame(); |
325 ASSERT(frame->is_java_script() || frame->is_arguments_adaptor()); | 322 ASSERT(frame->is_java_script() || frame->is_arguments_adaptor()); |
326 return static_cast<JavaScriptFrame*>(frame); | 323 return static_cast<JavaScriptFrame*>(frame); |
327 } | 324 } |
328 | 325 |
329 | 326 |
330 template<typename Iterator> | 327 inline JavaScriptFrame* SafeStackTraceFrameIterator::frame() const { |
331 JavaScriptFrameIteratorTemp<Iterator>::JavaScriptFrameIteratorTemp( | 328 // TODO(1233797): The frame hierarchy needs to change. It's |
332 Isolate* isolate, StackFrame::Id id) | 329 // problematic that we can't use the safe-cast operator to cast to |
333 : iterator_(isolate) { | 330 // the JavaScript frame type, because we may encounter arguments |
334 AdvanceToId(id); | 331 // adaptor frames. |
| 332 StackFrame* frame = iterator_.frame(); |
| 333 ASSERT(frame->is_java_script()); |
| 334 return static_cast<JavaScriptFrame*>(frame); |
335 } | 335 } |
336 | 336 |
337 | 337 |
338 template<typename Iterator> | |
339 void JavaScriptFrameIteratorTemp<Iterator>::Advance() { | |
340 do { | |
341 iterator_.Advance(); | |
342 } while (!iterator_.done() && !iterator_.frame()->is_java_script()); | |
343 } | |
344 | |
345 | |
346 template<typename Iterator> | |
347 void JavaScriptFrameIteratorTemp<Iterator>::AdvanceToArgumentsFrame() { | |
348 if (!frame()->has_adapted_arguments()) return; | |
349 iterator_.Advance(); | |
350 ASSERT(iterator_.frame()->is_arguments_adaptor()); | |
351 } | |
352 | |
353 | |
354 template<typename Iterator> | |
355 void JavaScriptFrameIteratorTemp<Iterator>::AdvanceToId(StackFrame::Id id) { | |
356 while (!done()) { | |
357 Advance(); | |
358 if (frame()->id() == id) return; | |
359 } | |
360 } | |
361 | |
362 | |
363 template<typename Iterator> | |
364 void JavaScriptFrameIteratorTemp<Iterator>::Reset() { | |
365 iterator_.Reset(); | |
366 if (!done()) Advance(); | |
367 } | |
368 | |
369 | |
370 } } // namespace v8::internal | 338 } } // namespace v8::internal |
371 | 339 |
372 #endif // V8_FRAMES_INL_H_ | 340 #endif // V8_FRAMES_INL_H_ |
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