[v8-dev] Implementing Math.floor and Math.sqrt for crankshaft.

src/arm/lithium-arm.h

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 603 matching lines @@
   int false_block_id() const { return false_block_id_; }
 
  private:
   int true_block_id_;
   int false_block_id_;
 };
 
 
 class LUnaryMathOperation: public LUnaryOperation {
  public:
-  explicit LUnaryMathOperation(LOperand* value)
-      : LUnaryOperation(value) { }
+  explicit LUnaryMathOperation(LOperand* value, LOperand* temp)
+      : LUnaryOperation(value), temp_(temp) { }
 
   DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation, "unary-math-operation")
   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 
   virtual void PrintDataTo(StringStream* stream) const;
   BuiltinFunctionId op() const { return hydrogen()->op(); }
+  LOperand* temp() const { return temp_; }
+
+ private:
+  LOperand* temp_;
 };
 
 
 class LCmpJSObjectEq: public LBinaryOperation {
  public:
   LCmpJSObjectEq(LOperand* left, LOperand* right)
       : LBinaryOperation(left, right) {}
 
   DECLARE_CONCRETE_INSTRUCTION(CmpJSObjectEq, "cmp-jsobject-eq")
 };
@@ skipping 1292 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(LChunkBuilder);
 };
 
 #undef DECLARE_HYDROGEN_ACCESSOR
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_LITHIUM_ARM_H_