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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 "platform/globals.h" | 5 #include "platform/globals.h" // NOLINT |
6 #if defined(TARGET_OS_MACOS) | 6 #if defined(TARGET_OS_MACOS) |
7 | 7 |
8 #include "vm/thread.h" | 8 #include "vm/os_thread.h" |
9 | 9 |
10 #include <sys/errno.h> // NOLINT | 10 #include <sys/errno.h> // NOLINT |
11 #include <sys/types.h> // NOLINT | 11 #include <sys/types.h> // NOLINT |
12 #include <sys/sysctl.h> // NOLINT | 12 #include <sys/sysctl.h> // NOLINT |
13 #include <mach/mach_init.h> // NOLINT | 13 #include <mach/mach_init.h> // NOLINT |
14 #include <mach/mach_host.h> // NOLINT | 14 #include <mach/mach_host.h> // NOLINT |
15 #include <mach/mach_port.h> // NOLINT | 15 #include <mach/mach_port.h> // NOLINT |
16 #include <mach/mach_traps.h> // NOLINT | 16 #include <mach/mach_traps.h> // NOLINT |
17 #include <mach/task_info.h> // NOLINT | 17 #include <mach/task_info.h> // NOLINT |
18 #include <mach/thread_info.h> // NOLINT | 18 #include <mach/thread_info.h> // NOLINT |
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43 return result; \ | 43 return result; \ |
44 } | 44 } |
45 #else | 45 #else |
46 #define RETURN_ON_PTHREAD_FAILURE(result) \ | 46 #define RETURN_ON_PTHREAD_FAILURE(result) \ |
47 if (result != 0) return result; | 47 if (result != 0) return result; |
48 #endif | 48 #endif |
49 | 49 |
50 | 50 |
51 class ThreadStartData { | 51 class ThreadStartData { |
52 public: | 52 public: |
53 ThreadStartData(Thread::ThreadStartFunction function, | 53 ThreadStartData(OSThread::ThreadStartFunction function, |
54 uword parameter) | 54 uword parameter) |
55 : function_(function), parameter_(parameter) {} | 55 : function_(function), parameter_(parameter) {} |
56 | 56 |
57 Thread::ThreadStartFunction function() const { return function_; } | 57 OSThread::ThreadStartFunction function() const { return function_; } |
58 uword parameter() const { return parameter_; } | 58 uword parameter() const { return parameter_; } |
59 | 59 |
60 private: | 60 private: |
61 Thread::ThreadStartFunction function_; | 61 OSThread::ThreadStartFunction function_; |
62 uword parameter_; | 62 uword parameter_; |
63 | 63 |
64 DISALLOW_COPY_AND_ASSIGN(ThreadStartData); | 64 DISALLOW_COPY_AND_ASSIGN(ThreadStartData); |
65 }; | 65 }; |
66 | 66 |
67 | 67 |
68 // Dispatch to the thread start function provided by the caller. This trampoline | 68 // Dispatch to the thread start function provided by the caller. This trampoline |
69 // is used to ensure that the thread is properly destroyed if the thread just | 69 // is used to ensure that the thread is properly destroyed if the thread just |
70 // exits. | 70 // exits. |
71 static void* ThreadStart(void* data_ptr) { | 71 static void* ThreadStart(void* data_ptr) { |
72 ThreadStartData* data = reinterpret_cast<ThreadStartData*>(data_ptr); | 72 ThreadStartData* data = reinterpret_cast<ThreadStartData*>(data_ptr); |
73 | 73 |
74 Thread::ThreadStartFunction function = data->function(); | 74 OSThread::ThreadStartFunction function = data->function(); |
75 uword parameter = data->parameter(); | 75 uword parameter = data->parameter(); |
76 delete data; | 76 delete data; |
77 | 77 |
78 // Call the supplied thread start function handing it its parameters. | 78 // Call the supplied thread start function handing it its parameters. |
79 function(parameter); | 79 function(parameter); |
80 | 80 |
81 return NULL; | 81 return NULL; |
82 } | 82 } |
83 | 83 |
84 | 84 |
85 int Thread::Start(ThreadStartFunction function, uword parameter) { | 85 int OSThread::Start(ThreadStartFunction function, uword parameter) { |
86 pthread_attr_t attr; | 86 pthread_attr_t attr; |
87 int result = pthread_attr_init(&attr); | 87 int result = pthread_attr_init(&attr); |
88 RETURN_ON_PTHREAD_FAILURE(result); | 88 RETURN_ON_PTHREAD_FAILURE(result); |
89 | 89 |
90 result = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); | 90 result = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); |
91 RETURN_ON_PTHREAD_FAILURE(result); | 91 RETURN_ON_PTHREAD_FAILURE(result); |
92 | 92 |
93 result = pthread_attr_setstacksize(&attr, Thread::GetMaxStackSize()); | 93 result = pthread_attr_setstacksize(&attr, OSThread::GetMaxStackSize()); |
94 RETURN_ON_PTHREAD_FAILURE(result); | 94 RETURN_ON_PTHREAD_FAILURE(result); |
95 | 95 |
96 ThreadStartData* data = new ThreadStartData(function, parameter); | 96 ThreadStartData* data = new ThreadStartData(function, parameter); |
97 | 97 |
98 pthread_t tid; | 98 pthread_t tid; |
99 result = pthread_create(&tid, &attr, ThreadStart, data); | 99 result = pthread_create(&tid, &attr, ThreadStart, data); |
100 RETURN_ON_PTHREAD_FAILURE(result); | 100 RETURN_ON_PTHREAD_FAILURE(result); |
101 | 101 |
102 result = pthread_attr_destroy(&attr); | 102 result = pthread_attr_destroy(&attr); |
103 RETURN_ON_PTHREAD_FAILURE(result); | 103 RETURN_ON_PTHREAD_FAILURE(result); |
104 | 104 |
105 return 0; | 105 return 0; |
106 } | 106 } |
107 | 107 |
108 | 108 |
109 ThreadLocalKey Thread::kUnsetThreadLocalKey = static_cast<pthread_key_t>(-1); | 109 ThreadLocalKey OSThread::kUnsetThreadLocalKey = |
110 ThreadId Thread::kInvalidThreadId = reinterpret_cast<ThreadId>(NULL); | 110 static_cast<pthread_key_t>(-1); |
| 111 ThreadId OSThread::kInvalidThreadId = reinterpret_cast<ThreadId>(NULL); |
111 | 112 |
112 ThreadLocalKey Thread::CreateThreadLocal() { | 113 ThreadLocalKey OSThread::CreateThreadLocal() { |
113 pthread_key_t key = kUnsetThreadLocalKey; | 114 pthread_key_t key = kUnsetThreadLocalKey; |
114 int result = pthread_key_create(&key, NULL); | 115 int result = pthread_key_create(&key, NULL); |
115 VALIDATE_PTHREAD_RESULT(result); | 116 VALIDATE_PTHREAD_RESULT(result); |
116 ASSERT(key != kUnsetThreadLocalKey); | 117 ASSERT(key != kUnsetThreadLocalKey); |
117 return key; | 118 return key; |
118 } | 119 } |
119 | 120 |
120 | 121 |
121 void Thread::DeleteThreadLocal(ThreadLocalKey key) { | 122 void OSThread::DeleteThreadLocal(ThreadLocalKey key) { |
122 ASSERT(key != kUnsetThreadLocalKey); | 123 ASSERT(key != kUnsetThreadLocalKey); |
123 int result = pthread_key_delete(key); | 124 int result = pthread_key_delete(key); |
124 VALIDATE_PTHREAD_RESULT(result); | 125 VALIDATE_PTHREAD_RESULT(result); |
125 } | 126 } |
126 | 127 |
127 | 128 |
128 void Thread::SetThreadLocal(ThreadLocalKey key, uword value) { | 129 void OSThread::SetThreadLocal(ThreadLocalKey key, uword value) { |
129 ASSERT(key != kUnsetThreadLocalKey); | 130 ASSERT(key != kUnsetThreadLocalKey); |
130 int result = pthread_setspecific(key, reinterpret_cast<void*>(value)); | 131 int result = pthread_setspecific(key, reinterpret_cast<void*>(value)); |
131 VALIDATE_PTHREAD_RESULT(result); | 132 VALIDATE_PTHREAD_RESULT(result); |
132 } | 133 } |
133 | 134 |
134 | 135 |
135 intptr_t Thread::GetMaxStackSize() { | 136 intptr_t OSThread::GetMaxStackSize() { |
136 const int kStackSize = (128 * kWordSize * KB); | 137 const int kStackSize = (128 * kWordSize * KB); |
137 return kStackSize; | 138 return kStackSize; |
138 } | 139 } |
139 | 140 |
140 | 141 |
141 ThreadId Thread::GetCurrentThreadId() { | 142 ThreadId OSThread::GetCurrentThreadId() { |
142 return pthread_self(); | 143 return pthread_self(); |
143 } | 144 } |
144 | 145 |
145 | 146 |
146 bool Thread::Join(ThreadId id) { | 147 bool OSThread::Join(ThreadId id) { |
147 return false; | 148 return false; |
148 } | 149 } |
149 | 150 |
150 | 151 |
151 intptr_t Thread::ThreadIdToIntPtr(ThreadId id) { | 152 intptr_t OSThread::ThreadIdToIntPtr(ThreadId id) { |
152 ASSERT(sizeof(id) == sizeof(intptr_t)); | 153 ASSERT(sizeof(id) == sizeof(intptr_t)); |
153 return reinterpret_cast<intptr_t>(id); | 154 return reinterpret_cast<intptr_t>(id); |
154 } | 155 } |
155 | 156 |
156 | 157 |
157 bool Thread::Compare(ThreadId a, ThreadId b) { | 158 bool OSThread::Compare(ThreadId a, ThreadId b) { |
158 return pthread_equal(a, b) != 0; | 159 return pthread_equal(a, b) != 0; |
159 } | 160 } |
160 | 161 |
161 | 162 |
162 void Thread::GetThreadCpuUsage(ThreadId thread_id, int64_t* cpu_usage) { | 163 void OSThread::GetThreadCpuUsage(ThreadId thread_id, int64_t* cpu_usage) { |
163 ASSERT(thread_id == GetCurrentThreadId()); | 164 ASSERT(thread_id == GetCurrentThreadId()); |
164 ASSERT(cpu_usage != NULL); | 165 ASSERT(cpu_usage != NULL); |
165 // TODO(johnmccutchan): Enable this after fixing issue with macos directory | 166 // TODO(johnmccutchan): Enable this after fixing issue with macos directory |
166 // watcher. | 167 // watcher. |
167 const bool get_cpu_usage = false; | 168 const bool get_cpu_usage = false; |
168 if (get_cpu_usage) { | 169 if (get_cpu_usage) { |
169 mach_msg_type_number_t count = THREAD_BASIC_INFO_COUNT; | 170 mach_msg_type_number_t count = THREAD_BASIC_INFO_COUNT; |
170 thread_basic_info_data_t info_data; | 171 thread_basic_info_data_t info_data; |
171 thread_basic_info_t info = &info_data; | 172 thread_basic_info_t info = &info_data; |
172 mach_port_t thread_port = mach_thread_self(); | 173 mach_port_t thread_port = mach_thread_self(); |
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347 | 348 |
348 void Monitor::NotifyAll() { | 349 void Monitor::NotifyAll() { |
349 // TODO(iposva): Do we need to track lock owners? | 350 // TODO(iposva): Do we need to track lock owners? |
350 int result = pthread_cond_broadcast(data_.cond()); | 351 int result = pthread_cond_broadcast(data_.cond()); |
351 VALIDATE_PTHREAD_RESULT(result); | 352 VALIDATE_PTHREAD_RESULT(result); |
352 } | 353 } |
353 | 354 |
354 } // namespace dart | 355 } // namespace dart |
355 | 356 |
356 #endif // defined(TARGET_OS_MACOS) | 357 #endif // defined(TARGET_OS_MACOS) |
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