ThreadTicks::Now support for Solaris

src/base/platform/time.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/base/platform/time.h"
 
 #if V8_OS_POSIX
 #include <fcntl.h>  // for O_RDONLY
 #include <sys/time.h>
 #include <unistd.h>
@@ skipping 621 matching lines @@
 // static
 bool TimeTicks::IsHighResolutionClockWorking() {
   return true;
 }
 
 #endif  // V8_OS_WIN
 
 
 bool ThreadTicks::IsSupported() {
 #if (defined(_POSIX_THREAD_CPUTIME) && (_POSIX_THREAD_CPUTIME >= 0)) || \
-  defined(V8_OS_MACOSX) || defined(V8_OS_ANDROID)
+    defined(V8_OS_MACOSX) || defined(V8_OS_ANDROID) || defined(V8_OS_SOLARIS)

[lpy, 2016/12/15 20:05:14]

please correct the indentation, not sure how `git cl format` will show it.

[mattloring, 2016/12/15 20:07:45]

This was the result of a git cl format. I can revert it to the old style for
consistency.

   return true;
 #elif defined(V8_OS_WIN)
   return IsSupportedWin();
 #else
   return false;
 #endif
 }
 
 
 ThreadTicks ThreadTicks::Now() {
 #if V8_OS_MACOSX
   return ThreadTicks(ComputeThreadTicks());
 #elif(defined(_POSIX_THREAD_CPUTIME) && (_POSIX_THREAD_CPUTIME >= 0)) || \
   defined(V8_OS_ANDROID)
   return ThreadTicks(ClockNow(CLOCK_THREAD_CPUTIME_ID));
+#elif V8_OS_SOLARIS
+  return ThreadTicks(gethrvtime() / Time::kNanosecondsPerMicrosecond);
 #elif V8_OS_WIN
   return ThreadTicks::GetForThread(::GetCurrentThread());
 #else
   UNREACHABLE();
   return ThreadTicks();
 #endif
 }
 
 
 #if V8_OS_WIN
@@ skipping 83 matching lines @@
   DCHECK_GE(tsc_now, tsc_initial);
   uint64_t tsc_ticks = tsc_now - tsc_initial;
   tsc_ticks_per_second = tsc_ticks / elapsed_time_seconds;
 
   return tsc_ticks_per_second;
 }
 #endif  // V8_OS_WIN
 
 }  // namespace base
 }  // namespace v8