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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" |
| 6 #if defined(TARGET_OS_MACOS) | 6 #if defined(TARGET_OS_MACOS) |
| 7 | 7 |
| 8 #include "bin/thread.h" | 8 #include "bin/thread.h" |
| 9 #include "bin/thread_macos.h" | 9 #include "bin/thread_macos.h" |
| 10 | 10 |
| 11 #include <mach/mach_host.h> // NOLINT | 11 #include <mach/mach_host.h> // NOLINT |
| 12 #include <mach/mach_init.h> // NOLINT | 12 #include <mach/mach_init.h> // NOLINT |
| 13 #include <mach/mach_port.h> // NOLINT | 13 #include <mach/mach_port.h> // NOLINT |
| 14 #include <mach/mach_traps.h> // NOLINT | 14 #include <mach/mach_traps.h> // NOLINT |
| 15 #include <mach/task_info.h> // NOLINT | 15 #include <mach/task_info.h> // NOLINT |
| 16 #include <mach/thread_act.h> // NOLINT | 16 #include <mach/thread_act.h> // NOLINT |
| 17 #include <mach/thread_info.h> // NOLINT | 17 #include <mach/thread_info.h> // NOLINT |
| 18 #include <sys/errno.h> // NOLINT | 18 #include <sys/errno.h> // NOLINT |
| 19 #include <sys/sysctl.h> // NOLINT | 19 #include <sys/sysctl.h> // NOLINT |
| 20 #include <sys/types.h> // NOLINT | 20 #include <sys/types.h> // NOLINT |
| 21 | 21 |
| 22 #include "platform/assert.h" | 22 #include "platform/assert.h" |
| 23 #include "platform/utils.h" | 23 #include "platform/utils.h" |
| 24 | 24 |
| 25 namespace dart { | 25 namespace dart { |
| 26 namespace bin { | 26 namespace bin { |
| 27 | 27 |
| 28 #define VALIDATE_PTHREAD_RESULT(result) \ | 28 #define VALIDATE_PTHREAD_RESULT(result) \ |
| 29 if (result != 0) { \ | 29 if (result != 0) { \ |
| 30 const int kBufferSize = 1024; \ | 30 const int kBufferSize = 1024; \ |
| 31 char error_message[kBufferSize]; \ | 31 char error_message[kBufferSize]; \ |
| 32 Utils::StrError(result, error_message, kBufferSize); \ | 32 Utils::StrError(result, error_message, kBufferSize); \ |
| 33 FATAL2("pthread error: %d (%s)", result, error_message); \ | 33 FATAL2("pthread error: %d (%s)", result, error_message); \ |
| 34 } | 34 } |
| 35 | 35 |
| 36 | 36 |
| 37 #ifdef DEBUG | 37 #ifdef DEBUG |
| 38 #define RETURN_ON_PTHREAD_FAILURE(result) \ | 38 #define RETURN_ON_PTHREAD_FAILURE(result) \ |
| 39 if (result != 0) { \ | 39 if (result != 0) { \ |
| 40 const int kBufferSize = 1024; \ | 40 const int kBufferSize = 1024; \ |
| 41 char error_message[kBufferSize]; \ | 41 char error_message[kBufferSize]; \ |
| 42 Utils::StrError(result, error_message, kBufferSize); \ | 42 Utils::StrError(result, error_message, kBufferSize); \ |
| 43 fprintf(stderr, "%s:%d: pthread error: %d (%s)\n", \ | 43 fprintf(stderr, "%s:%d: pthread error: %d (%s)\n", __FILE__, __LINE__, \ |
| 44 __FILE__, __LINE__, result, error_message); \ | 44 result, error_message); \ |
| 45 return result; \ | 45 return result; \ |
| 46 } | 46 } |
| 47 #else | 47 #else |
| 48 #define RETURN_ON_PTHREAD_FAILURE(result) \ | 48 #define RETURN_ON_PTHREAD_FAILURE(result) \ |
| 49 if (result != 0) { \ | 49 if (result != 0) { \ |
| 50 return result; \ | 50 return result; \ |
| 51 } | 51 } |
| 52 #endif | 52 #endif |
| 53 | 53 |
| 54 | 54 |
| 55 class ThreadStartData { | 55 class ThreadStartData { |
| 56 public: | 56 public: |
| 57 ThreadStartData(Thread::ThreadStartFunction function, | 57 ThreadStartData(Thread::ThreadStartFunction function, uword parameter) |
| 58 uword parameter) | |
| 59 : function_(function), parameter_(parameter) {} | 58 : function_(function), parameter_(parameter) {} |
| 60 | 59 |
| 61 Thread::ThreadStartFunction function() const { return function_; } | 60 Thread::ThreadStartFunction function() const { return function_; } |
| 62 uword parameter() const { return parameter_; } | 61 uword parameter() const { return parameter_; } |
| 63 | 62 |
| 64 private: | 63 private: |
| 65 Thread::ThreadStartFunction function_; | 64 Thread::ThreadStartFunction function_; |
| 66 uword parameter_; | 65 uword parameter_; |
| 67 | 66 |
| 68 DISALLOW_COPY_AND_ASSIGN(ThreadStartData); | 67 DISALLOW_COPY_AND_ASSIGN(ThreadStartData); |
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| 304 struct timespec ts; | 303 struct timespec ts; |
| 305 int64_t secs = micros / kMicrosecondsPerSecond; | 304 int64_t secs = micros / kMicrosecondsPerSecond; |
| 306 if (secs > kMaxInt32) { | 305 if (secs > kMaxInt32) { |
| 307 // Avoid truncation of overly large timeout values. | 306 // Avoid truncation of overly large timeout values. |
| 308 secs = kMaxInt32; | 307 secs = kMaxInt32; |
| 309 } | 308 } |
| 310 int64_t nanos = | 309 int64_t nanos = |
| 311 (micros - (secs * kMicrosecondsPerSecond)) * kNanosecondsPerMicrosecond; | 310 (micros - (secs * kMicrosecondsPerSecond)) * kNanosecondsPerMicrosecond; |
| 312 ts.tv_sec = static_cast<int32_t>(secs); | 311 ts.tv_sec = static_cast<int32_t>(secs); |
| 313 ts.tv_nsec = static_cast<long>(nanos); // NOLINT (long used in timespec). | 312 ts.tv_nsec = static_cast<long>(nanos); // NOLINT (long used in timespec). |
| 314 int result = pthread_cond_timedwait_relative_np(data_.cond(), | 313 int result = |
| 315 data_.mutex(), | 314 pthread_cond_timedwait_relative_np(data_.cond(), data_.mutex(), &ts); |
| 316 &ts); | |
| 317 ASSERT((result == 0) || (result == ETIMEDOUT)); | 315 ASSERT((result == 0) || (result == ETIMEDOUT)); |
| 318 if (result == ETIMEDOUT) { | 316 if (result == ETIMEDOUT) { |
| 319 retval = kTimedOut; | 317 retval = kTimedOut; |
| 320 } | 318 } |
| 321 } | 319 } |
| 322 return retval; | 320 return retval; |
| 323 } | 321 } |
| 324 | 322 |
| 325 | 323 |
| 326 void Monitor::Notify() { | 324 void Monitor::Notify() { |
| 327 // TODO(iposva): Do we need to track lock owners? | 325 // TODO(iposva): Do we need to track lock owners? |
| 328 int result = pthread_cond_signal(data_.cond()); | 326 int result = pthread_cond_signal(data_.cond()); |
| 329 VALIDATE_PTHREAD_RESULT(result); | 327 VALIDATE_PTHREAD_RESULT(result); |
| 330 } | 328 } |
| 331 | 329 |
| 332 | 330 |
| 333 void Monitor::NotifyAll() { | 331 void Monitor::NotifyAll() { |
| 334 // TODO(iposva): Do we need to track lock owners? | 332 // TODO(iposva): Do we need to track lock owners? |
| 335 int result = pthread_cond_broadcast(data_.cond()); | 333 int result = pthread_cond_broadcast(data_.cond()); |
| 336 VALIDATE_PTHREAD_RESULT(result); | 334 VALIDATE_PTHREAD_RESULT(result); |
| 337 } | 335 } |
| 338 | 336 |
| 339 } // namespace bin | 337 } // namespace bin |
| 340 } // namespace dart | 338 } // namespace dart |
| 341 | 339 |
| 342 #endif // defined(TARGET_OS_MACOS) | 340 #endif // defined(TARGET_OS_MACOS) |
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