VM: Add smi fast path operations for precompiled code

runtime/vm/intermediate_language.h

 // Copyright (c) 2013, 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_INTERMEDIATE_LANGUAGE_H_
 #define VM_INTERMEDIATE_LANGUAGE_H_
 
 #include "vm/allocation.h"
 #include "vm/ast.h"
 #include "vm/growable_array.h"
@@ skipping 461 matching lines @@
   M(AllocateObject)                                                            \
   M(LoadField)                                                                 \
   M(LoadUntagged)                                                              \
   M(LoadClassId)                                                               \
   M(InstantiateType)                                                           \
   M(InstantiateTypeArguments)                                                  \
   M(AllocateContext)                                                           \
   M(AllocateUninitializedContext)                                              \
   M(CloneContext)                                                              \
   M(BinarySmiOp)                                                               \
+  M(CheckedSmiOp)                                                              \
   M(BinaryInt32Op)                                                             \
   M(UnarySmiOp)                                                                \
   M(UnaryDoubleOp)                                                             \
   M(CheckStackOverflow)                                                        \
   M(SmiToDouble)                                                               \
   M(Int32ToDouble)                                                             \
   M(MintToDouble)                                                              \
   M(DoubleToInteger)                                                           \
   M(DoubleToSmi)                                                               \
   M(DoubleToDouble)                                                            \
@@ skipping 1568 matching lines @@
   DECLARE_INSTRUCTION(PushArgument)
 
   virtual CompileType ComputeType() const;
 
   Value* value() const { return InputAt(0); }
 
   virtual bool CanDeoptimize() const { return false; }
 
   virtual EffectSet Effects() const { return EffectSet::None(); }
 
-
   virtual TokenPosition token_pos() const {
     return TokenPosition::kPushArgument;
   }
 
   PRINT_OPERANDS_TO_SUPPORT
 
  private:
   DISALLOW_COPY_AND_ASSIGN(PushArgumentInstr);
 };
 
@@ skipping 4780 matching lines @@
     return kUnboxedMint;
   }
 
   DECLARE_INSTRUCTION(UnaryMintOp)
 
  private:
   DISALLOW_COPY_AND_ASSIGN(UnaryMintOpInstr);
 };
 
 
+class CheckedSmiOpInstr : public TemplateDefinition<2, Throws> {
+ public:
+  CheckedSmiOpInstr(Token::Kind op_kind,
+                    Value* left,
+                    Value* right,
+                    InstanceCallInstr* call)
+      : TemplateDefinition(call->deopt_id()),
+        call_(call),
+        op_kind_(op_kind) {
+    SetInputAt(0, left);
+    SetInputAt(1, right);
+  }
+
+  InstanceCallInstr* call() const { return call_; }
+  Token::Kind op_kind() const { return op_kind_; }
+  Value* left() const { return inputs_[0]; }
+  Value* right() const { return inputs_[1]; }
+
+  virtual bool CanDeoptimize() const { return true; }
+
+  virtual EffectSet Effects() const { return EffectSet::All(); }
+
+  PRINT_OPERANDS_TO_SUPPORT
+
+  DECLARE_INSTRUCTION(CheckedSmiOp)
+
+ private:
+  InstanceCallInstr* call_;
+  const Token::Kind op_kind_;
+  DISALLOW_COPY_AND_ASSIGN(CheckedSmiOpInstr);
+};
+
+
 class BinaryIntegerOpInstr : public TemplateDefinition<2, NoThrow, Pure> {
  public:
   BinaryIntegerOpInstr(Token::Kind op_kind,
                        Value* left,
                        Value* right,
                        intptr_t deopt_id)
       : TemplateDefinition(deopt_id),
         op_kind_(op_kind),
         can_overflow_(true),
         is_truncating_(false) {
@@ skipping 1346 matching lines @@
   LocationSummary* Name::MakeLocationSummary(Zone* zone, bool opt) const {    \
     UNIMPLEMENTED();                                                          \
     return NULL;                                                              \
   }                                                                           \
   void Name::EmitNativeCode(FlowGraphCompiler* compiler) { UNIMPLEMENTED(); }
 
 
 }  // namespace dart
 
 #endif  // VM_INTERMEDIATE_LANGUAGE_H_