[counters] adding more counters and log-events

src/compiler.cc

Index: src/compiler.cc
diff --git a/src/compiler.cc b/src/compiler.cc
index 7fbbfb17ff5daf7b809e94144a3b35a3f45ba633..615c9a38dd4c8c826f5ce0928cb5586a90873583 100644
--- a/src/compiler.cc
+++ b/src/compiler.cc
@@ -899,6 +899,7 @@ bool Compiler::ParseAndAnalyze(ParseInfo* info) {
 static bool GetOptimizedCodeNow(CompilationInfo* info) {
   Isolate* isolate = info->isolate();
   CanonicalHandleScope canonical(isolate);
+  TimerEventScope<TimerEventOptimizeCode> optimizeCodeTimer(isolate);

[Michael Starzinger, 2016/02/03 15:36:26]

nit: s/optimizeCodeTimer/optimize_code_timer/

[Camillo Bruni, 2016/02/04 17:48:33]

arg, I fall back to easily to camelCase when programming damn Python for
telemetry :D

 
   if (!Compiler::ParseAndAnalyze(info->parse_info())) return false;
 
@@ -928,6 +929,7 @@ static bool GetOptimizedCodeNow(CompilationInfo* info) {
 static bool GetOptimizedCodeLater(CompilationInfo* info) {
   Isolate* isolate = info->isolate();
   CanonicalHandleScope canonical(isolate);
+  TimerEventScope<TimerEventOptimizeCode> optimizeCodeTimer(isolate);

[Michael Starzinger, 2016/02/03 15:36:26]

nit: s/optimizeCodeTimer/optimize_code_timer/

 
   if (!isolate->optimizing_compile_dispatcher()->IsQueueAvailable()) {
     if (FLAG_trace_concurrent_recompilation) {
@@ -1192,6 +1194,7 @@ void Compiler::CompileForLiveEdit(Handle<Script> script) {
 
 static Handle<SharedFunctionInfo> CompileToplevel(CompilationInfo* info) {
   Isolate* isolate = info->isolate();
+  TimerEventScope<TimerEventCompileCode> timer(isolate);

[Michael Starzinger, 2016/02/03 15:36:26]

This does not cover lazily compiled functions, and I don't see other timer
scopes for this event anywhere else. Is that on purpose?

   PostponeInterruptsScope postpone(isolate);
   DCHECK(!isolate->native_context().is_null());
   ParseInfo* parse_info = info->parse_info();