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Add support for putting NamedRegionTimers in TimerGroups, and

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use a timer group for the timers in SelectionDAGISel. Also,
Split scheduling out from emitting, to give each their own
timer.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53476 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2008-07-11 21:54:34 +00:00
parent c418bf3dd5
commit dbe2a5a269
6 changed files with 72 additions and 26 deletions
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lib/Support/Timer.cpp
+34 -2
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@@ -182,19 +182,51 @@ void Timer::addPeakMemoryMeasurement() {
// NamedRegionTimer Implementation
//===----------------------------------------------------------------------===//
static ManagedStatic<std::map<std::string, Timer> > NamedTimers;
namespace {
typedef std::map<std::string, Timer> Name2Timer;
typedef std::map<std::string, std::pair<TimerGroup, Name2Timer> > Name2Pair;
}
static ManagedStatic<Name2Timer> NamedTimers;
static ManagedStatic<Name2Pair> NamedGroupedTimers;
static Timer &getNamedRegionTimer(const std::string &Name) {
std::map<std::string, Timer>::iterator I = NamedTimers->find(Name);
Name2Timer::iterator I = NamedTimers->find(Name);
if (I != NamedTimers->end())
return I->second;
return NamedTimers->insert(I, std::make_pair(Name, Timer(Name)))->second;
}
static Timer &getNamedRegionTimer(const std::string &Name,
const std::string &GroupName) {
Name2Pair::iterator I = NamedGroupedTimers->find(GroupName);
if (I == NamedGroupedTimers->end()) {
TimerGroup TG(GroupName);
std::pair<TimerGroup, Name2Timer> Pair(TG, Name2Timer());
I = NamedGroupedTimers->insert(I, std::make_pair(GroupName, Pair));
}
Name2Timer::iterator J = I->second.second.find(Name);
if (J == I->second.second.end())
J = I->second.second.insert(J,
std::make_pair(Name,
Timer(Name,
I->second.first)));
return J->second;
}
NamedRegionTimer::NamedRegionTimer(const std::string &Name)
: TimeRegion(getNamedRegionTimer(Name)) {}
NamedRegionTimer::NamedRegionTimer(const std::string &Name,
const std::string &GroupName)
: TimeRegion(getNamedRegionTimer(Name, GroupName)) {}
//===----------------------------------------------------------------------===//
// TimerGroup Implementation