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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2015, 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 #ifndef RUNTIME_VM_THREAD_H_ | 5 #ifndef RUNTIME_VM_THREAD_H_ |
6 #define RUNTIME_VM_THREAD_H_ | 6 #define RUNTIME_VM_THREAD_H_ |
7 | 7 |
8 #include "include/dart_api.h" | 8 #include "include/dart_api.h" |
9 #include "platform/assert.h" | 9 #include "platform/assert.h" |
10 #include "vm/atomic.h" | 10 #include "vm/atomic.h" |
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370 top_ = value; | 370 top_ = value; |
371 } | 371 } |
372 void set_end(uword value) { | 372 void set_end(uword value) { |
373 ASSERT(heap_ != NULL); | 373 ASSERT(heap_ != NULL); |
374 end_ = value; | 374 end_ = value; |
375 } | 375 } |
376 | 376 |
377 uword top() { return top_; } | 377 uword top() { return top_; } |
378 uword end() { return end_; } | 378 uword end() { return end_; } |
379 | 379 |
380 bool HasActiveTLAB() { return end_ > 0; } | |
381 | |
382 static intptr_t top_offset() { return OFFSET_OF(Thread, top_); } | 380 static intptr_t top_offset() { return OFFSET_OF(Thread, top_); } |
383 static intptr_t end_offset() { return OFFSET_OF(Thread, end_); } | 381 static intptr_t end_offset() { return OFFSET_OF(Thread, end_); } |
384 | 382 |
385 int32_t no_handle_scope_depth() const { | 383 int32_t no_handle_scope_depth() const { |
386 #if defined(DEBUG) | 384 #if defined(DEBUG) |
387 return no_handle_scope_depth_; | 385 return no_handle_scope_depth_; |
388 #else | 386 #else |
389 return 0; | 387 return 0; |
390 #endif | 388 #endif |
391 } | 389 } |
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834 // Disable thread interrupts. | 832 // Disable thread interrupts. |
835 class DisableThreadInterruptsScope : public StackResource { | 833 class DisableThreadInterruptsScope : public StackResource { |
836 public: | 834 public: |
837 explicit DisableThreadInterruptsScope(Thread* thread); | 835 explicit DisableThreadInterruptsScope(Thread* thread); |
838 ~DisableThreadInterruptsScope(); | 836 ~DisableThreadInterruptsScope(); |
839 }; | 837 }; |
840 | 838 |
841 } // namespace dart | 839 } // namespace dart |
842 | 840 |
843 #endif // RUNTIME_VM_THREAD_H_ | 841 #endif // RUNTIME_VM_THREAD_H_ |
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