AOT: Use a cid range check when possible to implement type tests.

runtime/vm/aot_optimizer.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_AOT_OPTIMIZER_H_
 #define VM_AOT_OPTIMIZER_H_
 
 #include "vm/intermediate_language.h"
 #include "vm/flow_graph.h"
 
@@ skipping 57 matching lines @@
   bool TryReplaceWithRelationalOp(InstanceCallInstr* call, Token::Kind op_kind);
 
   bool TryInlineFieldAccess(InstanceCallInstr* call);
   bool TryInlineInstanceGetter(InstanceCallInstr* call);
   bool TryInlineInstanceSetter(InstanceCallInstr* call,
                                const ICData& unary_ic_data);
 
   bool TryInlineInstanceMethod(InstanceCallInstr* call);
   void ReplaceWithInstanceOf(InstanceCallInstr* instr);
   bool TypeCheckAsClassEquality(const AbstractType& type);
+  void ReplaceWithClassRangeCheck(InstanceCallInstr* call,
+                                  Definition* left,
+                                  bool negate,
+                                  intptr_t lower_limit,
+                                  intptr_t upper_limit);
   void ReplaceWithTypeCast(InstanceCallInstr* instr);
 
   bool TryReplaceInstanceCallWithInline(InstanceCallInstr* call);
 
   // Insert a check of 'to_check' determined by 'unary_checks'.  If the
   // check fails it will deoptimize to 'deopt_id' using the deoptimization
   // environment 'deopt_environment'.  The check is inserted immediately
   // before 'insert_before'.
   void AddCheckClass(Definition* to_check,
                      const ICData& unary_checks,
@@ skipping 10 matching lines @@
                    intptr_t deopt_id,
                    Environment* deopt_environment,
                    Instruction* insert_before);
 
   // Add a class check for a call's first argument immediately before the
   // call, using the call's IC data to determine the check, and the call's
   // deopt ID and deoptimization environment if the check fails.
   void AddReceiverCheck(InstanceCallInstr* call);
 
   void ReplaceCall(Definition* call, Definition* replacement);
+  void ReplaceCallWithSubgraph(Definition* call,
+                               TargetEntryInstr* entry,
+                               Definition* last);
 
 
   bool InstanceCallNeedsClassCheck(InstanceCallInstr* call,
                                    RawFunction::Kind kind) const;
 
   bool InlineFloat32x4BinaryOp(InstanceCallInstr* call,
                                Token::Kind op_kind);
   bool InlineInt32x4BinaryOp(InstanceCallInstr* call,
                               Token::Kind op_kind);
   bool InlineFloat64x2BinaryOp(InstanceCallInstr* call,
@@ skipping 25 matching lines @@
 
   GrowableArray<intptr_t>* inlining_black_list_;
 
   DISALLOW_COPY_AND_ASSIGN(AotOptimizer);
 };
 
 
 }  // namespace dart
 
 #endif  // VM_AOT_OPTIMIZER_H_