diff options
Diffstat (limited to 'runtime/utils.cc')
| -rw-r--r-- | runtime/utils.cc | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/runtime/utils.cc b/runtime/utils.cc index 7986cdcbf9..fabf9bdca5 100644 --- a/runtime/utils.cc +++ b/runtime/utils.cc @@ -204,102 +204,6 @@ bool PrintFileToLog(const std::string& file_name, LogSeverity level) { } } -std::string GetIsoDate() { - time_t now = time(nullptr); - tm tmbuf; - tm* ptm = localtime_r(&now, &tmbuf); - return StringPrintf("%04d-%02d-%02d %02d:%02d:%02d", - ptm->tm_year + 1900, ptm->tm_mon+1, ptm->tm_mday, - ptm->tm_hour, ptm->tm_min, ptm->tm_sec); -} - -uint64_t MilliTime() { -#if defined(__linux__) - timespec now; - clock_gettime(CLOCK_MONOTONIC, &now); - return static_cast<uint64_t>(now.tv_sec) * UINT64_C(1000) + now.tv_nsec / UINT64_C(1000000); -#else // __APPLE__ - timeval now; - gettimeofday(&now, nullptr); - return static_cast<uint64_t>(now.tv_sec) * UINT64_C(1000) + now.tv_usec / UINT64_C(1000); -#endif -} - -uint64_t MicroTime() { -#if defined(__linux__) - timespec now; - clock_gettime(CLOCK_MONOTONIC, &now); - return static_cast<uint64_t>(now.tv_sec) * UINT64_C(1000000) + now.tv_nsec / UINT64_C(1000); -#else // __APPLE__ - timeval now; - gettimeofday(&now, nullptr); - return static_cast<uint64_t>(now.tv_sec) * UINT64_C(1000000) + now.tv_usec; -#endif -} - -uint64_t NanoTime() { -#if defined(__linux__) - timespec now; - clock_gettime(CLOCK_MONOTONIC, &now); - return static_cast<uint64_t>(now.tv_sec) * UINT64_C(1000000000) + now.tv_nsec; -#else // __APPLE__ - timeval now; - gettimeofday(&now, nullptr); - return static_cast<uint64_t>(now.tv_sec) * UINT64_C(1000000000) + now.tv_usec * UINT64_C(1000); -#endif -} - -uint64_t ThreadCpuNanoTime() { -#if defined(__linux__) - timespec now; - clock_gettime(CLOCK_THREAD_CPUTIME_ID, &now); - return static_cast<uint64_t>(now.tv_sec) * UINT64_C(1000000000) + now.tv_nsec; -#else // __APPLE__ - UNIMPLEMENTED(WARNING); - return -1; -#endif -} - -void NanoSleep(uint64_t ns) { - timespec tm; - tm.tv_sec = ns / MsToNs(1000); - tm.tv_nsec = ns - static_cast<uint64_t>(tm.tv_sec) * MsToNs(1000); - nanosleep(&tm, nullptr); -} - -void InitTimeSpec(bool absolute, int clock, int64_t ms, int32_t ns, timespec* ts) { - int64_t endSec; - - if (absolute) { -#if !defined(__APPLE__) - clock_gettime(clock, ts); -#else - UNUSED(clock); - timeval tv; - gettimeofday(&tv, nullptr); - ts->tv_sec = tv.tv_sec; - ts->tv_nsec = tv.tv_usec * 1000; -#endif - } else { - ts->tv_sec = 0; - ts->tv_nsec = 0; - } - endSec = ts->tv_sec + ms / 1000; - if (UNLIKELY(endSec >= 0x7fffffff)) { - std::ostringstream ss; - LOG(INFO) << "Note: end time exceeds epoch: " << ss.str(); - endSec = 0x7ffffffe; - } - ts->tv_sec = endSec; - ts->tv_nsec = (ts->tv_nsec + (ms % 1000) * 1000000) + ns; - - // Catch rollover. - if (ts->tv_nsec >= 1000000000L) { - ts->tv_sec++; - ts->tv_nsec -= 1000000000L; - } -} - std::string PrettyDescriptor(mirror::String* java_descriptor) { if (java_descriptor == nullptr) { return "null"; @@ -578,88 +482,6 @@ std::string PrettySize(int64_t byte_count) { negative_str, byte_count / kBytesPerUnit[i], kUnitStrings[i]); } -std::string PrettyDuration(uint64_t nano_duration, size_t max_fraction_digits) { - if (nano_duration == 0) { - return "0"; - } else { - return FormatDuration(nano_duration, GetAppropriateTimeUnit(nano_duration), - max_fraction_digits); - } -} - -TimeUnit GetAppropriateTimeUnit(uint64_t nano_duration) { - const uint64_t one_sec = 1000 * 1000 * 1000; - const uint64_t one_ms = 1000 * 1000; - const uint64_t one_us = 1000; - if (nano_duration >= one_sec) { - return kTimeUnitSecond; - } else if (nano_duration >= one_ms) { - return kTimeUnitMillisecond; - } else if (nano_duration >= one_us) { - return kTimeUnitMicrosecond; - } else { - return kTimeUnitNanosecond; - } -} - -uint64_t GetNsToTimeUnitDivisor(TimeUnit time_unit) { - const uint64_t one_sec = 1000 * 1000 * 1000; - const uint64_t one_ms = 1000 * 1000; - const uint64_t one_us = 1000; - - switch (time_unit) { - case kTimeUnitSecond: - return one_sec; - case kTimeUnitMillisecond: - return one_ms; - case kTimeUnitMicrosecond: - return one_us; - case kTimeUnitNanosecond: - return 1; - } - return 0; -} - -std::string FormatDuration(uint64_t nano_duration, TimeUnit time_unit, - size_t max_fraction_digits) { - const char* unit = nullptr; - uint64_t divisor = GetNsToTimeUnitDivisor(time_unit); - switch (time_unit) { - case kTimeUnitSecond: - unit = "s"; - break; - case kTimeUnitMillisecond: - unit = "ms"; - break; - case kTimeUnitMicrosecond: - unit = "us"; - break; - case kTimeUnitNanosecond: - unit = "ns"; - break; - } - const uint64_t whole_part = nano_duration / divisor; - uint64_t fractional_part = nano_duration % divisor; - if (fractional_part == 0) { - return StringPrintf("%" PRIu64 "%s", whole_part, unit); - } else { - static constexpr size_t kMaxDigits = 30; - size_t avail_digits = kMaxDigits; - char fraction_buffer[kMaxDigits]; - char* ptr = fraction_buffer; - uint64_t multiplier = 10; - // This infinite loops if fractional part is 0. - while (avail_digits > 1 && fractional_part * multiplier < divisor) { - multiplier *= 10; - *ptr++ = '0'; - avail_digits--; - } - snprintf(ptr, avail_digits, "%" PRIu64, fractional_part); - fraction_buffer[std::min(kMaxDigits - 1, max_fraction_digits)] = '\0'; - return StringPrintf("%" PRIu64 ".%s%s", whole_part, fraction_buffer, unit); - } -} - std::string PrintableChar(uint16_t ch) { std::string result; result += '\''; |