[turbofan] Split --turbo-exceptions into two flags.

src/compiler/ast-graph-builder.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/ast-graph-builder.h"
 
 #include "src/compiler.h"
 #include "src/compiler/ast-loop-assignment-analyzer.h"
 #include "src/compiler/control-builders.h"
 #include "src/compiler/js-type-feedback.h"
@@ skipping 1392 matching lines @@
   PrepareFrameState(context, BailoutId::None());
   {
     ContextScope scope(this, stmt->scope(), context);
     DCHECK(stmt->scope()->declarations()->is_empty());
     // Evaluate the catch-block.
     Visit(stmt->catch_block());
   }
   try_control.EndCatch();
 
   // TODO(mstarzinger): Remove bailout once everything works.
-  if (!FLAG_turbo_exceptions) SetStackOverflow();
+  if (!FLAG_turbo_try_catch) SetStackOverflow();
 }
 
 
 void AstGraphBuilder::VisitTryFinallyStatement(TryFinallyStatement* stmt) {
   TryFinallyBuilder try_control(this);
 
   ExternalReference message_object =
       ExternalReference::address_of_pending_message_obj(isolate());
 
   // We keep a record of all paths that enter the finally-block to be able to
@@ skipping 48 matching lines @@
   // stack (this is in sync with FullCodeGenerator::ExitFinallyBlock).
   message = environment()->Pop();
   result = environment()->Pop();
   token = environment()->Pop();  // TODO(mstarzinger): Uncook token!
   BuildStoreExternal(message_object, kMachAnyTagged, message);
 
   // Dynamic dispatch after the finally-block.
   commands->ApplyDeferredCommands(token, result);
 
   // TODO(mstarzinger): Remove bailout once everything works.
-  if (!FLAG_turbo_exceptions) SetStackOverflow();
+  if (!FLAG_turbo_try_finally) SetStackOverflow();
 }
 
 
 void AstGraphBuilder::VisitDebuggerStatement(DebuggerStatement* stmt) {
   Node* node = NewNode(javascript()->CallRuntime(Runtime::kDebugBreak, 0));
   PrepareFrameState(node, stmt->DebugBreakId());
   environment()->MarkAllLocalsLive();
 }
 
 
@@ skipping 2546 matching lines @@
     // Phi does not exist yet, introduce one.
     value = NewPhi(inputs, value, control);
     value->ReplaceInput(inputs - 1, other);
   }
   return value;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8