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Side by Side Diff: src/libplatform/worker-thread.h

Issue 104583003: [platform] Implement a worker pool (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: updates Created 7 years ago
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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 // 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
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 #ifndef V8_HYDROGEN_MINUS_ZERO_H_ 28 #ifndef V8_LIBPLATFORM_WORKER_THREAD_H_
29 #define V8_HYDROGEN_MINUS_ZERO_H_ 29 #define V8_LIBPLATFORM_WORKER_THREAD_H_
30 30
31 #include "hydrogen.h" 31 #include <queue>
32
33 // TODO(jochen): We should have our own version of globals.h.
34 #include "../globals.h"
35 #include "../platform.h"
32 36
33 namespace v8 { 37 namespace v8 {
38
34 namespace internal { 39 namespace internal {
35 40
41 class TaskQueue;
36 42
37 class HComputeMinusZeroChecksPhase : public HPhase { 43 class WorkerThread : public Thread {
38 public: 44 public:
39 explicit HComputeMinusZeroChecksPhase(HGraph* graph) 45 explicit WorkerThread(TaskQueue* queue);
40 : HPhase("H_Compute minus zero checks", graph), 46 virtual ~WorkerThread();
41 visited_(graph->GetMaximumValueID(), zone()) { }
42 47
43 void Run(); 48 // Thread implementation.
49 virtual void Run() V8_OVERRIDE;
44 50
45 private: 51 private:
46 void PropagateMinusZeroChecks(HValue* value); 52 friend class QuitTask;
47 53
48 BitVector visited_; 54 TaskQueue* queue_;
49 55
50 DISALLOW_COPY_AND_ASSIGN(HComputeMinusZeroChecksPhase); 56 DISALLOW_COPY_AND_ASSIGN(WorkerThread);
51 }; 57 };
52 58
53
54 } } // namespace v8::internal 59 } } // namespace v8::internal
55 60
56 #endif // V8_HYDROGEN_MINUS_ZERO_H_ 61
62 #endif // V8_LIBPLATFORM_WORKER_THREAD_H_
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