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Give NamedRegionTimer an Enabled flag, allowing all its clients to

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switch from this:

  if (TimePassesIsEnabled) {
    NamedRegionTimer T(Name, GroupName);
    do_something();
  } else {
    do_something(); // duplicate the code, this time without a timer!
  }

to this:

  {
    NamedRegionTimer T(Name, GroupName, TimePassesIsEnabled);
    do_something();
  }


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@106285 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-06-18 15:56:31 +00:00
parent 27445f0375
commit 03c3dc7b68
5 changed files with 57 additions and 103 deletions
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10
lib/Support/Timer.cpp
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@ -236,11 +236,13 @@ static Timer &getNamedRegionTimer(StringRef Name) {
return T;
}
NamedRegionTimer::NamedRegionTimer(StringRef Name)
: TimeRegion(getNamedRegionTimer(Name)) {}
NamedRegionTimer::NamedRegionTimer(StringRef Name,
bool Enabled)
: TimeRegion(!Enabled ? 0 : &getNamedRegionTimer(Name)) {}
NamedRegionTimer::NamedRegionTimer(StringRef Name, StringRef GroupName)
: TimeRegion(NamedGroupedTimers->get(Name, GroupName)) {}
NamedRegionTimer::NamedRegionTimer(StringRef Name, StringRef GroupName,
bool Enabled)
: TimeRegion(!Enabled ? 0 : &NamedGroupedTimers->get(Name, GroupName)) {}
//===----------------------------------------------------------------------===//
// TimerGroup Implementation