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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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502 static struct mach_timebase_info info; | 502 static struct mach_timebase_info info; |
503 if (info.denom == 0) { | 503 if (info.denom == 0) { |
504 kern_return_t result = mach_timebase_info(&info); | 504 kern_return_t result = mach_timebase_info(&info); |
505 ASSERT_EQ(KERN_SUCCESS, result); | 505 ASSERT_EQ(KERN_SUCCESS, result); |
506 USE(result); | 506 USE(result); |
507 } | 507 } |
508 ticks = (mach_absolute_time() / Time::kNanosecondsPerMicrosecond * | 508 ticks = (mach_absolute_time() / Time::kNanosecondsPerMicrosecond * |
509 info.numer / info.denom); | 509 info.numer / info.denom); |
510 #elif V8_OS_SOLARIS | 510 #elif V8_OS_SOLARIS |
511 ticks = (gethrtime() / Time::kNanosecondsPerMicrosecond); | 511 ticks = (gethrtime() / Time::kNanosecondsPerMicrosecond); |
| 512 #elif V8_LIBRT_NOT_AVAILABLE |
| 513 // TODO(bmeurer): This is a temporary hack to support cross-compiling |
| 514 // Chrome for Android in AOSP. Remove this once AOSP is fixed, also |
| 515 // cleanup the tools/gyp/v8.gyp file. |
| 516 struct timeval tv; |
| 517 int result = gettimeofday(&tv, NULL); |
| 518 ASSERT_EQ(0, result); |
| 519 USE(result); |
| 520 ticks = (tv.tv_sec * Time::kMicrosecondsPerSecond + tv.tv_usec); |
512 #elif V8_OS_POSIX | 521 #elif V8_OS_POSIX |
513 struct timespec ts; | 522 struct timespec ts; |
514 int result = clock_gettime(CLOCK_MONOTONIC, &ts); | 523 int result = clock_gettime(CLOCK_MONOTONIC, &ts); |
515 ASSERT_EQ(0, result); | 524 ASSERT_EQ(0, result); |
516 USE(result); | 525 USE(result); |
517 ticks = (ts.tv_sec * Time::kMicrosecondsPerSecond + | 526 ticks = (ts.tv_sec * Time::kMicrosecondsPerSecond + |
518 ts.tv_nsec / Time::kNanosecondsPerMicrosecond); | 527 ts.tv_nsec / Time::kNanosecondsPerMicrosecond); |
519 #endif // V8_OS_MACOSX | 528 #endif // V8_OS_MACOSX |
520 // Make sure we never return 0 here. | 529 // Make sure we never return 0 here. |
521 return TimeTicks(ticks + 1); | 530 return TimeTicks(ticks + 1); |
522 } | 531 } |
523 | 532 |
524 #endif // V8_OS_WIN | 533 #endif // V8_OS_WIN |
525 | 534 |
526 } } // namespace v8::internal | 535 } } // namespace v8::internal |
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