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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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" |
6 #if defined(HOST_OS_MACOS) | 6 #if defined(HOST_OS_MACOS) |
7 | 7 |
8 #include <errno.h> // NOLINT | |
9 #include <assert.h> // NOLINT | 8 #include <assert.h> // NOLINT |
| 9 #include <errno.h> // NOLINT |
10 #include <stdbool.h> // NOLINT | 10 #include <stdbool.h> // NOLINT |
| 11 #include <sys/sysctl.h> // NOLINT |
11 #include <sys/types.h> // NOLINT | 12 #include <sys/types.h> // NOLINT |
12 #include <unistd.h> // NOLINT | 13 #include <unistd.h> // NOLINT |
13 #include <sys/sysctl.h> // NOLINT | |
14 | 14 |
15 #include "vm/flags.h" | 15 #include "vm/flags.h" |
16 #include "vm/os.h" | 16 #include "vm/os.h" |
17 #include "vm/profiler.h" | 17 #include "vm/profiler.h" |
18 #include "vm/signal_handler.h" | 18 #include "vm/signal_handler.h" |
19 #include "vm/thread_interrupter.h" | 19 #include "vm/thread_interrupter.h" |
20 | 20 |
21 namespace dart { | 21 namespace dart { |
22 | 22 |
23 #ifndef PRODUCT | 23 #ifndef PRODUCT |
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64 InterruptedThreadState its; | 64 InterruptedThreadState its; |
65 its.pc = SignalHandler::GetProgramCounter(mcontext); | 65 its.pc = SignalHandler::GetProgramCounter(mcontext); |
66 its.fp = SignalHandler::GetFramePointer(mcontext); | 66 its.fp = SignalHandler::GetFramePointer(mcontext); |
67 its.csp = SignalHandler::GetCStackPointer(mcontext); | 67 its.csp = SignalHandler::GetCStackPointer(mcontext); |
68 its.dsp = SignalHandler::GetDartStackPointer(mcontext); | 68 its.dsp = SignalHandler::GetDartStackPointer(mcontext); |
69 its.lr = SignalHandler::GetLinkRegister(mcontext); | 69 its.lr = SignalHandler::GetLinkRegister(mcontext); |
70 Profiler::SampleThread(thread, its); | 70 Profiler::SampleThread(thread, its); |
71 } | 71 } |
72 }; | 72 }; |
73 | 73 |
74 | |
75 void ThreadInterrupter::InterruptThread(OSThread* thread) { | 74 void ThreadInterrupter::InterruptThread(OSThread* thread) { |
76 if (FLAG_trace_thread_interrupter) { | 75 if (FLAG_trace_thread_interrupter) { |
77 OS::PrintErr("ThreadInterrupter interrupting %p\n", thread->id()); | 76 OS::PrintErr("ThreadInterrupter interrupting %p\n", thread->id()); |
78 } | 77 } |
79 int result = pthread_kill(thread->id(), SIGPROF); | 78 int result = pthread_kill(thread->id(), SIGPROF); |
80 ASSERT((result == 0) || (result == ESRCH)); | 79 ASSERT((result == 0) || (result == ESRCH)); |
81 } | 80 } |
82 | 81 |
83 | |
84 void ThreadInterrupter::InstallSignalHandler() { | 82 void ThreadInterrupter::InstallSignalHandler() { |
85 SignalHandler::Install< | 83 SignalHandler::Install< |
86 ThreadInterrupterMacOS::ThreadInterruptSignalHandler>(); | 84 ThreadInterrupterMacOS::ThreadInterruptSignalHandler>(); |
87 } | 85 } |
88 | 86 |
89 | |
90 void ThreadInterrupter::RemoveSignalHandler() { | 87 void ThreadInterrupter::RemoveSignalHandler() { |
91 SignalHandler::Remove(); | 88 SignalHandler::Remove(); |
92 } | 89 } |
93 | 90 |
94 #endif // !PRODUCT | 91 #endif // !PRODUCT |
95 | 92 |
96 } // namespace dart | 93 } // namespace dart |
97 | 94 |
98 #endif // defined(HOST_OS_MACOS) | 95 #endif // defined(HOST_OS_MACOS) |
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