DBC: Eager deoptimization and CheckSmi instruction.

runtime/vm/flow_graph_compiler.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_FLOW_GRAPH_COMPILER_H_
 #define VM_FLOW_GRAPH_COMPILER_H_
 
 #include "vm/allocation.h"
 #include "vm/assembler.h"
 #include "vm/code_descriptors.h"
@@ skipping 510 matching lines @@
                             intptr_t deopt_id,
                             TokenPosition token_pos);
 
   void RecordSafepoint(LocationSummary* locs,
                        intptr_t slow_path_argument_count = 0);
 
   Label* AddDeoptStub(intptr_t deopt_id,
                       ICData::DeoptReasonId reason,
                       uint32_t flags = 0);
 
+#if defined(TARGET_ARCH_DBC)
+  void AddDeoptWithoutStub(intptr_t deopt_id,
+                           ICData::DeoptReasonId reason,
+                           uint32_t flags = 0);
+#endif  // defined(TARGET_ARCH_DBC)
+
   void AddDeoptIndexAtCall(intptr_t deopt_id, TokenPosition token_pos);
 
   void AddSlowPathCode(SlowPathCode* slow_path);
 
   void FinalizeExceptionHandlers(const Code& code);
   void FinalizePcDescriptors(const Code& code);
   RawArray* CreateDeoptInfo(Assembler* assembler);
   void FinalizeStackmaps(const Code& code);
   void FinalizeVarDescriptors(const Code& code);
   void FinalizeStaticCallTargetsTable(const Code& code);
@@ skipping 283 matching lines @@
   const GrowableArray<const Function*>& inline_id_to_function_;
   const GrowableArray<TokenPosition>& inline_id_to_token_pos_;
   const GrowableArray<intptr_t>& caller_inline_id_;
 
   DISALLOW_COPY_AND_ASSIGN(FlowGraphCompiler);
 };
 
 }  // namespace dart
 
 #endif  // VM_FLOW_GRAPH_COMPILER_H_