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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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68 // We don't need a barrier since we have a data dependency right | 68 // We don't need a barrier since we have a data dependency right |
69 // after. | 69 // after. |
70 Atomic32 current_length = NoBarrier_Load(&queue_length_); | 70 Atomic32 current_length = NoBarrier_Load(&queue_length_); |
71 | 71 |
72 // This can be queried only from the execution thread. | 72 // This can be queried only from the execution thread. |
73 ASSERT(!IsOptimizerThread()); | 73 ASSERT(!IsOptimizerThread()); |
74 // Since only the execution thread increments queue_length_ and | 74 // Since only the execution thread increments queue_length_ and |
75 // only one thread can run inside an Isolate at one time, a direct | 75 // only one thread can run inside an Isolate at one time, a direct |
76 // doesn't introduce a race -- queue_length_ may decreased in | 76 // doesn't introduce a race -- queue_length_ may decreased in |
77 // meantime, but not increased. | 77 // meantime, but not increased. |
78 return (current_length < FLAG_parallel_recompilation_queue_length); | 78 return (current_length < FLAG_concurrent_recompilation_queue_length); |
79 } | 79 } |
80 | 80 |
81 #ifdef DEBUG | 81 #ifdef DEBUG |
82 bool IsOptimizerThread(); | 82 bool IsOptimizerThread(); |
83 #endif | 83 #endif |
84 | 84 |
85 ~OptimizingCompilerThread() { | 85 ~OptimizingCompilerThread() { |
86 delete install_mutex_; | 86 delete install_mutex_; |
87 delete input_queue_semaphore_; | 87 delete input_queue_semaphore_; |
88 delete stop_semaphore_; | 88 delete stop_semaphore_; |
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112 Mutex* install_mutex_; | 112 Mutex* install_mutex_; |
113 volatile AtomicWord stop_thread_; | 113 volatile AtomicWord stop_thread_; |
114 volatile Atomic32 queue_length_; | 114 volatile Atomic32 queue_length_; |
115 int64_t time_spent_compiling_; | 115 int64_t time_spent_compiling_; |
116 int64_t time_spent_total_; | 116 int64_t time_spent_total_; |
117 }; | 117 }; |
118 | 118 |
119 } } // namespace v8::internal | 119 } } // namespace v8::internal |
120 | 120 |
121 #endif // V8_OPTIMIZING_COMPILER_THREAD_H_ | 121 #endif // V8_OPTIMIZING_COMPILER_THREAD_H_ |
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