#include "llvm/Support/Streams.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/raw_ostream.h"
+#include "llvm/Support/Threading.h"
+#include "llvm/System/Mutex.h"
#include "llvm/Analysis/Dominators.h"
#include "llvm-c/Core.h"
#include <algorithm>
/// amount of time each pass takes to execute. This only happens when
/// -time-passes is enabled on the command line.
///
+
+static ManagedStatic<sys::Mutex> TimingInfoMutex;
+
class VISIBILITY_HIDDEN TimingInfo {
std::map<Pass*, Timer> TimingData;
TimerGroup TG;
if (dynamic_cast<PMDataManager *>(P))
return;
+ if (llvm_is_multithreaded()) TimingInfoMutex->acquire();
std::map<Pass*, Timer>::iterator I = TimingData.find(P);
if (I == TimingData.end())
I=TimingData.insert(std::make_pair(P, Timer(P->getPassName(), TG))).first;
I->second.startTimer();
+ if (llvm_is_multithreaded()) TimingInfoMutex->release();
}
void passEnded(Pass *P) {
if (dynamic_cast<PMDataManager *>(P))
return;
+ if (llvm_is_multithreaded()) TimingInfoMutex->acquire();
std::map<Pass*, Timer>::iterator I = TimingData.find(P);
assert(I != TimingData.end() && "passStarted/passEnded not nested right!");
I->second.stopTimer();
+ if (llvm_is_multithreaded()) TimingInfoMutex->release();
}
};