Subzero: Fix timers for multithreaded translation.

src/IceCfg.cpp

 //===- subzero/src/IceCfg.cpp - Control flow graph implementation ---------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file implements the Cfg class, including constant pool
@@ skipping 63 matching lines @@
   ImplicitArgs.push_back(Arg);
 }
 
 // Returns whether the stack frame layout has been computed yet.  This
 // is used for dumping the stack frame location of Variables.
 bool Cfg::hasComputedFrame() const { return getTarget()->hasComputedFrame(); }
 
 void Cfg::translate() {
   if (hasError())
     return;
+  // FunctionTimer conditionally pushes/pops a TimerMarker if
+  // TimeEachFunction is enabled.
+  std::unique_ptr<TimerMarker> FunctionTimer;
   if (ALLOW_DUMP) {
     const IceString &TimingFocusOn = getContext()->getFlags().TimingFocusOn;
-    if (TimingFocusOn == "*" || TimingFocusOn == getFunctionName()) {
+    const IceString &Name = getFunctionName();
+    if (TimingFocusOn == "*" || TimingFocusOn == Name) {
       setFocusedTiming();
       getContext()->resetTimer(GlobalContext::TSK_Default);
-      getContext()->setTimerName(GlobalContext::TSK_Default, getFunctionName());
+      getContext()->setTimerName(GlobalContext::TSK_Default, Name);
     }
+    if (getContext()->getFlags().TimeEachFunction)
+      FunctionTimer.reset(new TimerMarker(
+          getContext()->getTimerID(GlobalContext::TSK_Funcs, Name),
+          getContext(), GlobalContext::TSK_Funcs));
   }
   TimerMarker T(TimerStack::TT_translate, this);
 
   dump("Initial CFG");
 
   // The set of translation passes and their order are determined by
   // the target.
   getTarget()->translate();
 
   dump("Final output");
@@ skipping 410 matching lines @@
     }
   }
   // Print each basic block
   for (CfgNode *Node : Nodes)
     Node->dump(this);
   if (isVerbose(IceV_Instructions))
     Str << "}\n";
 }
 
 } // end of namespace Ice