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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/accessors.h" | 7 #include "src/accessors.h" |
8 #include "src/codegen.h" | 8 #include "src/codegen.h" |
9 #include "src/cpu-profiler.h" | 9 #include "src/cpu-profiler.h" |
10 #include "src/deoptimizer.h" | 10 #include "src/deoptimizer.h" |
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407 DeoptimizationInputData* deopt_data = | 407 DeoptimizationInputData* deopt_data = |
408 DeoptimizationInputData::cast(codes[i]->deoptimization_data()); | 408 DeoptimizationInputData::cast(codes[i]->deoptimization_data()); |
409 SharedFunctionInfo* shared = | 409 SharedFunctionInfo* shared = |
410 SharedFunctionInfo::cast(deopt_data->SharedFunctionInfo()); | 410 SharedFunctionInfo::cast(deopt_data->SharedFunctionInfo()); |
411 shared->EvictFromOptimizedCodeMap(codes[i], "deoptimized code"); | 411 shared->EvictFromOptimizedCodeMap(codes[i], "deoptimized code"); |
412 | 412 |
413 // Do platform-specific patching to force any activations to lazy deopt. | 413 // Do platform-specific patching to force any activations to lazy deopt. |
414 PatchCodeForDeoptimization(isolate, codes[i]); | 414 PatchCodeForDeoptimization(isolate, codes[i]); |
415 | 415 |
416 // We might be in the middle of incremental marking with compaction. | 416 // We might be in the middle of incremental marking with compaction. |
417 // Ignore all slots that might have been recorded on the deoptimized code | 417 // Ignore all slots that might have been recorded in the body of the |
418 // object. | 418 // deoptimized code object. |
419 isolate->heap()->mark_compact_collector()->RemoveObjectSlots(codes[i]); | 419 Code* code = codes[i]; |
420 isolate->heap()->mark_compact_collector()->RemoveObjectSlots( | |
421 code->address() + Code::kHeaderSize, code->address() + code->Size()); | |
Michael Starzinger
2015/07/03 11:24:55
nit: We could use Code::instruction_start() here.
Hannes Payer (out of office)
2015/07/03 11:26:53
Done.
| |
420 } | 422 } |
421 } | 423 } |
422 | 424 |
423 | 425 |
424 void Deoptimizer::DeoptimizeAll(Isolate* isolate) { | 426 void Deoptimizer::DeoptimizeAll(Isolate* isolate) { |
425 if (FLAG_trace_deopt) { | 427 if (FLAG_trace_deopt) { |
426 CodeTracer::Scope scope(isolate->GetCodeTracer()); | 428 CodeTracer::Scope scope(isolate->GetCodeTracer()); |
427 PrintF(scope.file(), "[deoptimize all code in all contexts]\n"); | 429 PrintF(scope.file(), "[deoptimize all code in all contexts]\n"); |
428 } | 430 } |
429 DisallowHeapAllocation no_allocation; | 431 DisallowHeapAllocation no_allocation; |
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3371 DCHECK(value_info->IsMaterializedObject()); | 3373 DCHECK(value_info->IsMaterializedObject()); |
3372 | 3374 |
3373 value_info->value_ = | 3375 value_info->value_ = |
3374 Handle<Object>(previously_materialized_objects->get(i), isolate_); | 3376 Handle<Object>(previously_materialized_objects->get(i), isolate_); |
3375 } | 3377 } |
3376 } | 3378 } |
3377 } | 3379 } |
3378 | 3380 |
3379 } // namespace internal | 3381 } // namespace internal |
3380 } // namespace v8 | 3382 } // namespace v8 |
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