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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" // NOLINT | 5 #include "platform/globals.h" // NOLINT |
| 6 #if defined(TARGET_OS_MACOS) | 6 #if defined(TARGET_OS_MACOS) |
| 7 | 7 |
| 8 #include "vm/os_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 |
| 19 #include <mach/thread_act.h> // NOLINT | 19 #include <mach/thread_act.h> // NOLINT |
| 20 | 20 |
| 21 #include "platform/assert.h" | 21 #include "platform/assert.h" |
| 22 #include "platform/utils.h" | 22 #include "platform/utils.h" |
| 23 | 23 |
| 24 #include "vm/profiler.h" | 24 #include "vm/profiler.h" |
| 25 | 25 |
| 26 namespace dart { | 26 namespace dart { |
| 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 NOT_IN_PRODUCT(Profiler::DumpStackTrace(true /* native_stack_trace */)); \ | 32 NOT_IN_PRODUCT(Profiler::DumpStackTrace(true /* native_stack_trace */)); \ |
| 33 Utils::StrError(result, error_message, kBufferSize); \ | 33 Utils::StrError(result, error_message, kBufferSize); \ |
| 34 FATAL2("pthread error: %d (%s)", result, error_message); \ | 34 FATAL2("pthread error: %d (%s)", result, error_message); \ |
| 35 } | 35 } |
| 36 | 36 |
| 37 | 37 |
| 38 #if defined(DEBUG) | 38 #if defined(DEBUG) |
| 39 #define ASSERT_PTHREAD_SUCCESS(result) VALIDATE_PTHREAD_RESULT(result) | 39 #define ASSERT_PTHREAD_SUCCESS(result) VALIDATE_PTHREAD_RESULT(result) |
| 40 #else | 40 #else |
| 41 // NOTE: This (currently) expands to a no-op. | 41 // NOTE: This (currently) expands to a no-op. |
| 42 #define ASSERT_PTHREAD_SUCCESS(result) ASSERT(result == 0) | 42 #define ASSERT_PTHREAD_SUCCESS(result) ASSERT(result == 0) |
| 43 #endif | 43 #endif |
| 44 | 44 |
| 45 | 45 |
| 46 #ifdef DEBUG | 46 #ifdef DEBUG |
| 47 #define RETURN_ON_PTHREAD_FAILURE(result) \ | 47 #define RETURN_ON_PTHREAD_FAILURE(result) \ |
| 48 if (result != 0) { \ | 48 if (result != 0) { \ |
| 49 const int kBufferSize = 1024; \ | 49 const int kBufferSize = 1024; \ |
| 50 char error_message[kBufferSize]; \ | 50 char error_message[kBufferSize]; \ |
| 51 Utils::StrError(result, error_message, kBufferSize); \ | 51 Utils::StrError(result, error_message, kBufferSize); \ |
| 52 fprintf(stderr, "%s:%d: pthread error: %d (%s)\n", \ | 52 fprintf(stderr, "%s:%d: pthread error: %d (%s)\n", __FILE__, __LINE__, \ |
| 53 __FILE__, __LINE__, result, error_message); \ | 53 result, error_message); \ |
| 54 return result; \ | 54 return result; \ |
| 55 } | 55 } |
| 56 #else | 56 #else |
| 57 #define RETURN_ON_PTHREAD_FAILURE(result) \ | 57 #define RETURN_ON_PTHREAD_FAILURE(result) \ |
| 58 if (result != 0) return result; | 58 if (result != 0) return result; |
| 59 #endif | 59 #endif |
| 60 | 60 |
| 61 | 61 |
| 62 class ThreadStartData { | 62 class ThreadStartData { |
| 63 public: | 63 public: |
| 64 ThreadStartData(const char* name, | 64 ThreadStartData(const char* name, |
| 65 OSThread::ThreadStartFunction function, | 65 OSThread::ThreadStartFunction function, |
| 66 uword parameter) | 66 uword parameter) |
| 67 : name_(name), function_(function), parameter_(parameter) {} | 67 : name_(name), function_(function), parameter_(parameter) {} |
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| 387 struct timespec ts; | 387 struct timespec ts; |
| 388 int64_t secs = micros / kMicrosecondsPerSecond; | 388 int64_t secs = micros / kMicrosecondsPerSecond; |
| 389 if (secs > kMaxInt32) { | 389 if (secs > kMaxInt32) { |
| 390 // Avoid truncation of overly large timeout values. | 390 // Avoid truncation of overly large timeout values. |
| 391 secs = kMaxInt32; | 391 secs = kMaxInt32; |
| 392 } | 392 } |
| 393 int64_t nanos = | 393 int64_t nanos = |
| 394 (micros - (secs * kMicrosecondsPerSecond)) * kNanosecondsPerMicrosecond; | 394 (micros - (secs * kMicrosecondsPerSecond)) * kNanosecondsPerMicrosecond; |
| 395 ts.tv_sec = static_cast<int32_t>(secs); | 395 ts.tv_sec = static_cast<int32_t>(secs); |
| 396 ts.tv_nsec = static_cast<long>(nanos); // NOLINT (long used in timespec). | 396 ts.tv_nsec = static_cast<long>(nanos); // NOLINT (long used in timespec). |
| 397 int result = pthread_cond_timedwait_relative_np(data_.cond(), | 397 int result = |
| 398 data_.mutex(), | 398 pthread_cond_timedwait_relative_np(data_.cond(), data_.mutex(), &ts); |
| 399 &ts); | |
| 400 ASSERT((result == 0) || (result == ETIMEDOUT)); | 399 ASSERT((result == 0) || (result == ETIMEDOUT)); |
| 401 if (result == ETIMEDOUT) { | 400 if (result == ETIMEDOUT) { |
| 402 retval = kTimedOut; | 401 retval = kTimedOut; |
| 403 } | 402 } |
| 404 } | 403 } |
| 405 | 404 |
| 406 #if defined(DEBUG) | 405 #if defined(DEBUG) |
| 407 // When running with assertions enabled we track the owner. | 406 // When running with assertions enabled we track the owner. |
| 408 ASSERT(owner_ == OSThread::kInvalidThreadId); | 407 ASSERT(owner_ == OSThread::kInvalidThreadId); |
| 409 owner_ = OSThread::GetCurrentThreadId(); | 408 owner_ = OSThread::GetCurrentThreadId(); |
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| 424 void Monitor::NotifyAll() { | 423 void Monitor::NotifyAll() { |
| 425 // When running with assertions enabled we track the owner. | 424 // When running with assertions enabled we track the owner. |
| 426 ASSERT(IsOwnedByCurrentThread()); | 425 ASSERT(IsOwnedByCurrentThread()); |
| 427 int result = pthread_cond_broadcast(data_.cond()); | 426 int result = pthread_cond_broadcast(data_.cond()); |
| 428 VALIDATE_PTHREAD_RESULT(result); | 427 VALIDATE_PTHREAD_RESULT(result); |
| 429 } | 428 } |
| 430 | 429 |
| 431 } // namespace dart | 430 } // namespace dart |
| 432 | 431 |
| 433 #endif // defined(TARGET_OS_MACOS) | 432 #endif // defined(TARGET_OS_MACOS) |
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