equal
deleted
inserted
replaced
1025 // time support |
1025 // time support |
1026 |
1026 |
1027 // Time since start-up in seconds to a fine granularity. |
1027 // Time since start-up in seconds to a fine granularity. |
1028 // Used by VMSelfDestructTimer and the MemProfiler. |
1028 // Used by VMSelfDestructTimer and the MemProfiler. |
1029 double os::elapsedTime() { |
1029 double os::elapsedTime() { |
1030 return (double)(os::elapsed_counter()) * 0.000001; |
1030 return ((double)os::elapsed_counter()) / os::elapsed_frequency(); // nanosecond resolution |
1031 } |
1031 } |
1032 |
1032 |
1033 jlong os::elapsed_counter() { |
1033 jlong os::elapsed_counter() { |
1034 timeval time; |
1034 return javaTimeNanos() - initial_time_count; |
1035 int status = gettimeofday(&time, NULL); |
|
1036 return jlong(time.tv_sec) * 1000 * 1000 + jlong(time.tv_usec) - initial_time_count; |
|
1037 } |
1035 } |
1038 |
1036 |
1039 jlong os::elapsed_frequency() { |
1037 jlong os::elapsed_frequency() { |
1040 return (1000 * 1000); |
1038 return NANOSECS_PER_SEC; // nanosecond resolution |
1041 } |
1039 } |
1042 |
1040 |
1043 bool os::supports_vtime() { return true; } |
1041 bool os::supports_vtime() { return true; } |
1044 bool os::enable_vtime() { return false; } |
1042 bool os::enable_vtime() { return false; } |
1045 bool os::vtime_enabled() { return false; } |
1043 bool os::vtime_enabled() { return false; } |
3496 init_random(1234567); |
3494 init_random(1234567); |
3497 |
3495 |
3498 // _main_thread points to the thread that created/loaded the JVM. |
3496 // _main_thread points to the thread that created/loaded the JVM. |
3499 Aix::_main_thread = pthread_self(); |
3497 Aix::_main_thread = pthread_self(); |
3500 |
3498 |
3501 initial_time_count = os::elapsed_counter(); |
3499 initial_time_count = javaTimeNanos(); |
3502 |
3500 |
3503 os::Posix::init(); |
3501 os::Posix::init(); |
3504 } |
3502 } |
3505 |
3503 |
3506 // This is called _after_ the global arguments have been parsed. |
3504 // This is called _after_ the global arguments have been parsed. |