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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/deopt_instructions.h" | 5 #include "vm/deopt_instructions.h" |
6 | 6 |
7 #include "vm/assembler.h" | 7 #include "vm/assembler.h" |
8 #include "vm/code_patcher.h" | 8 #include "vm/code_patcher.h" |
9 #include "vm/intermediate_language.h" | 9 #include "vm/intermediate_language.h" |
10 #include "vm/locations.h" | 10 #include "vm/locations.h" |
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353 } | 353 } |
354 | 354 |
355 return deopt_arg_count; | 355 return deopt_arg_count; |
356 } | 356 } |
357 | 357 |
358 | 358 |
359 RawArray* DeoptContext::DestFrameAsArray() { | 359 RawArray* DeoptContext::DestFrameAsArray() { |
360 ASSERT(dest_frame_ != NULL && dest_frame_is_allocated_); | 360 ASSERT(dest_frame_ != NULL && dest_frame_is_allocated_); |
361 const Array& dest_array = | 361 const Array& dest_array = |
362 Array::Handle(Array::New(dest_frame_size_)); | 362 Array::Handle(Array::New(dest_frame_size_)); |
363 Instance& obj = Instance::Handle(); | 363 Object& obj = Object::Handle(); |
364 for (intptr_t i = 0; i < dest_frame_size_; i++) { | 364 for (intptr_t i = 0; i < dest_frame_size_; i++) { |
365 obj ^= reinterpret_cast<RawObject*>(dest_frame_[i]); | 365 obj = reinterpret_cast<RawObject*>(dest_frame_[i]); |
| 366 ASSERT(obj.IsNull() || obj.IsInstance() || obj.IsContext()); |
366 dest_array.SetAt(i, obj); | 367 dest_array.SetAt(i, obj); |
367 } | 368 } |
368 return dest_array.raw(); | 369 return dest_array.raw(); |
369 } | 370 } |
370 | 371 |
371 | 372 |
372 // Deoptimization instruction moving value from optimized frame at | 373 // Deoptimization instruction moving value from optimized frame at |
373 // 'source_index' to specified slots in the unoptimized frame. | 374 // 'source_index' to specified slots in the unoptimized frame. |
374 // 'source_index' represents the slot index of the frame (0 being | 375 // 'source_index' represents the slot index of the frame (0 being |
375 // first argument) and accounts for saved return address, frame | 376 // first argument) and accounts for saved return address, frame |
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1406 Smi* offset, | 1407 Smi* offset, |
1407 DeoptInfo* info, | 1408 DeoptInfo* info, |
1408 Smi* reason) { | 1409 Smi* reason) { |
1409 intptr_t i = index * kEntrySize; | 1410 intptr_t i = index * kEntrySize; |
1410 *offset ^= table.At(i); | 1411 *offset ^= table.At(i); |
1411 *info ^= table.At(i + 1); | 1412 *info ^= table.At(i + 1); |
1412 *reason ^= table.At(i + 2); | 1413 *reason ^= table.At(i + 2); |
1413 } | 1414 } |
1414 | 1415 |
1415 } // namespace dart | 1416 } // namespace dart |
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