VM: Add smi fast path operations for precompiled code

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 442 matching lines @@
                                    TokenPosition token_pos,
                                    LocationSummary* locs);
 
   // Pass a value for try-index where block is not available (e.g. slow path).
   void EmitMegamorphicInstanceCall(
       const ICData& ic_data,
       intptr_t argument_count,
       intptr_t deopt_id,
       TokenPosition token_pos,
       LocationSummary* locs,
-      intptr_t try_index = CatchClauseNode::kInvalidTryIndex);
+      intptr_t try_index,
+      intptr_t slow_path_argument_count = 0);
 
   void EmitSwitchableInstanceCall(const ICData& ic_data,
                                   intptr_t argument_count,
                                   intptr_t deopt_id,
                                   TokenPosition token_pos,
                                   LocationSummary* locs);
 
   void EmitTestAndCall(const ICData& ic_data,
                        intptr_t arg_count,
                        const Array& arg_names,
@@ skipping 33 matching lines @@
   void AddExceptionHandler(intptr_t try_index,
                            intptr_t outer_try_index,
                            intptr_t pc_offset,
                            const Array& handler_types,
                            bool needs_stacktrace);
   void SetNeedsStacktrace(intptr_t try_index);
   void AddCurrentDescriptor(RawPcDescriptors::Kind kind,
                             intptr_t deopt_id,
                             TokenPosition token_pos);
 
-  void RecordSafepoint(LocationSummary* locs);
+  void RecordSafepoint(LocationSummary* locs,
+                       intptr_t slow_path_argument_count = 0);
 
   Label* AddDeoptStub(intptr_t deopt_id,
                       ICData::DeoptReasonId reason,
                       uint32_t flags = 0);
 
   void AddDeoptIndexAtCall(intptr_t deopt_id, TokenPosition token_pos);
 
   void AddSlowPathCode(SlowPathCode* slow_path);
 
   void FinalizeExceptionHandlers(const Code& code);
@@ skipping 275 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_