[turbofan] Unwind and jump to the catch handler in the deoptimizer.

src/ast/ast-numbering.cc

 // Copyright 2012 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/ast/ast-numbering.h"
 
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 
 namespace v8 {
@@ skipping 287 matching lines @@
   IncrementNodeCount();
   DisableSelfOptimization();
   node->set_base_id(ReserveIdRange(WhileStatement::num_ids()));
   Visit(node->cond());
   Visit(node->body());
 }
 
 
 void AstNumberingVisitor::VisitTryCatchStatement(TryCatchStatement* node) {
   IncrementNodeCount();
-  DisableOptimization(kTryCatchStatement);
+  DisableCrankshaft(kTryCatchStatement);

[Michael Starzinger, 2016/02/12 09:32:40]

nit: Should we land this as a separate CL, so that it will be easier to revert
without reverting the whole thing? WDYT?

[Jarin, 2016/02/12 09:58:32]

Done.

   node->set_base_id(ReserveIdRange(TryCatchStatement::num_ids()));
   Visit(node->try_block());
   Visit(node->catch_block());
 }
 
 
 void AstNumberingVisitor::VisitTryFinallyStatement(TryFinallyStatement* node) {
   IncrementNodeCount();
   DisableOptimization(kTryFinallyStatement);
   node->set_base_id(ReserveIdRange(TryFinallyStatement::num_ids()));
@@ skipping 275 matching lines @@
 }
 
 
 bool AstNumbering::Renumber(Isolate* isolate, Zone* zone,
                             FunctionLiteral* function) {
   AstNumberingVisitor visitor(isolate, zone);
   return visitor.Renumber(function);
 }
 }  // namespace internal
 }  // namespace v8