Extend the StartPassTimer and StopPassTimer functions so that the
code that stops the timer doesn't have to search to find the timer
object before it stops the timer. This avoids a lock acquisition
and a few other things done with the timer running.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82949 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/LoopPass.cpp b/lib/Analysis/LoopPass.cpp
index c9515f6..f3686fe 100644
--- a/lib/Analysis/LoopPass.cpp
+++ b/lib/Analysis/LoopPass.cpp
@@ -232,10 +232,10 @@
LoopPass *LP = dynamic_cast<LoopPass *>(P);
{
PassManagerPrettyStackEntry X(LP, *CurrentLoop->getHeader());
- StartPassTimer(P);
assert(LP && "Invalid LPPassManager member");
+ Timer *T = StartPassTimer(P);
Changed |= LP->runOnLoop(CurrentLoop, *this);
- StopPassTimer(P);
+ StopPassTimer(P, T);
}
if (Changed)