trace-turbo should respect --redirect-code-traces

src/compiler/pipeline.cc

Index: src/compiler/pipeline.cc
diff --git a/src/compiler/pipeline.cc b/src/compiler/pipeline.cc
index bdbfccd01d8ba8d1a3afcd7834f3bfcf718868e7..3219af70b61fb9285eaea8f4debbe3fa2329f3fc 100644
--- a/src/compiler/pipeline.cc
+++ b/src/compiler/pipeline.cc
@@ -427,7 +427,8 @@ void TraceSchedule(CompilationInfo* info, Schedule* schedule) {
   }
   if (FLAG_trace_turbo_graph || FLAG_trace_turbo_scheduler) {
     AllowHandleDereference allow_deref;
-    OFStream os(stdout);
+    CodeTracer::Scope tracing_scope(info->isolate()->GetCodeTracer());
+    OFStream os(tracing_scope.file());
     os << "-- Schedule --------------------------------------\n" << *schedule;
   }
 }
@@ -1434,7 +1435,8 @@ struct PrintGraphPhase {
 
     if (FLAG_trace_turbo_graph) {  // Simple textual RPO.
       AllowHandleDereference allow_deref;
-      OFStream os(stdout);
+      CodeTracer::Scope tracing_scope(info->isolate()->GetCodeTracer());
+      OFStream os(tracing_scope.file());
       os << "-- Graph after " << phase << " -- " << std::endl;
       os << AsRPO(*graph);
     }
@@ -1467,7 +1469,8 @@ bool PipelineImpl::CreateGraph() {
   data->BeginPhaseKind("graph creation");
 
   if (FLAG_trace_turbo) {
-    OFStream os(stdout);
+    CodeTracer::Scope tracing_scope(isolate()->GetCodeTracer());
+    OFStream os(tracing_scope.file());
     os << "---------------------------------------------------\n"
        << "Begin compiling method " << info()->GetDebugName().get()
        << " using Turbofan" << std::endl;
@@ -1833,7 +1836,8 @@ Handle<Code> PipelineImpl::GenerateCode(Linkage* linkage) {
     json_of << data->source_position_output();
     json_of << "}";
 
-    OFStream os(stdout);
+    CodeTracer::Scope tracing_scope(isolate()->GetCodeTracer());
+    OFStream os(tracing_scope.file());
     os << "---------------------------------------------------\n"
        << "Finished compiling method " << info()->GetDebugName().get()
        << " using Turbofan" << std::endl;
@@ -1884,7 +1888,8 @@ void PipelineImpl::AllocateRegisters(const RegisterConfiguration* config,
   Run<BuildLiveRangesPhase>();
   if (FLAG_trace_turbo_graph) {
     AllowHandleDereference allow_deref;
-    OFStream os(stdout);
+    CodeTracer::Scope tracing_scope(isolate()->GetCodeTracer());
+    OFStream os(tracing_scope.file());
     os << "----- Instruction sequence before register allocation -----\n"
        << PrintableInstructionSequence({config, data->sequence()});
   }
@@ -1919,7 +1924,8 @@ void PipelineImpl::AllocateRegisters(const RegisterConfiguration* config,
 
   if (FLAG_trace_turbo_graph) {
     AllowHandleDereference allow_deref;
-    OFStream os(stdout);
+    CodeTracer::Scope tracing_scope(isolate()->GetCodeTracer());
+    OFStream os(tracing_scope.file());
     os << "----- Instruction sequence after register allocation -----\n"
        << PrintableInstructionSequence({config, data->sequence()});
   }