Add graph intrinsics for many math library functions:

runtime/vm/intrinsifier.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.
 // Class for intrinsifying functions.
 
 #ifndef VM_INTRINSIFIER_H_
 #define VM_INTRINSIFIER_H_
 
 #include "vm/allocation.h"
 #include "vm/method_recognizer.h"
@@ skipping 14 matching lines @@
                          FlowGraphCompiler* compiler);
 #if defined(DART_NO_SNAPSHOT)
   static void InitializeState();
 #endif
 
   static bool GraphIntrinsify(const ParsedFunction& parsed_function,
                               FlowGraphCompiler* compiler);
 
   static intptr_t ParameterSlotFromSp();
 
+  static void IntrinsicCallPrologue(Assembler* assembler);
+  static void IntrinsicCallEpilogue(Assembler* assembler);
+
  private:
   static bool CanIntrinsify(const Function& function);
 
 #define DECLARE_FUNCTION(test_class_name, test_function_name, enum_name, fp)   \
   static void enum_name(Assembler* assembler);
 
   ALL_INTRINSICS_LIST(DECLARE_FUNCTION)
 
 #undef DECLARE_FUNCTION
 
 #define DECLARE_FUNCTION(test_class_name, test_function_name, enum_name, fp)   \
   static bool Build_##enum_name(FlowGraph* flow_graph);
 
   GRAPH_INTRINSICS_LIST(DECLARE_FUNCTION)
 
 #undef DECLARE_FUNCTION
 };
 
 }  // namespace dart
 
 #endif  // VM_INTRINSIFIER_H_