Inline Math.max and Math.min in crankshaft.

src/hydrogen-instructions.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 119 matching lines @@
   V(LoadFunctionPrototype)                     \
   V(LoadGlobalCell)                            \
   V(LoadGlobalGeneric)                         \
   V(LoadKeyedFastDoubleElement)                \
   V(LoadKeyedFastElement)                      \
   V(LoadKeyedGeneric)                          \
   V(LoadKeyedSpecializedArrayElement)          \
   V(LoadNamedField)                            \
   V(LoadNamedFieldPolymorphic)                 \
   V(LoadNamedGeneric)                          \
+  V(MathMinMax)                                \
   V(Mod)                                       \
   V(Mul)                                       \
   V(ObjectLiteralFast)                         \
   V(ObjectLiteralGeneric)                      \
   V(OsrEntry)                                  \
   V(OuterContext)                              \
   V(Parameter)                                 \
   V(Power)                                     \
   V(PushArgument)                              \
   V(RegExpLiteral)                             \
@@ skipping 2828 matching lines @@
       : Representation::None();
   }
 
   DECLARE_CONCRETE_INSTRUCTION(Power)
 
  protected:
   virtual bool DataEquals(HValue* other) { return true; }
 };
 
 
+class HMathMinMax: public HTemplateInstruction<2> {
+ public:
+  HMathMinMax(HValue* left,
+              HValue* right,
+              BuiltinFunctionId op) {
+    op_ = op;
+    SetOperandAt(0, left);
+    SetOperandAt(1, right);
+    ASSERT(right->representation().Equals(left->representation()));
+    set_representation(left->representation());
+  }
+
+  virtual Representation RequiredInputRepresentation(int index) {
+    return representation();
+  }
+
+  HValue* left() { return OperandAt(0); }
+  HValue* right() { return OperandAt(1); }
+  BuiltinFunctionId op() { return op_; }
+
+  DECLARE_CONCRETE_INSTRUCTION(MathMinMax)
+
+ protected:
+  virtual bool DataEquals(HValue* other) { return true; }
+
+  virtual Range* InferRange();
+
+ private:
+  BuiltinFunctionId op_;
+};
+
+
 class HAdd: public HArithmeticBinaryOperation {
  public:
   HAdd(HValue* context, HValue* left, HValue* right)
       : HArithmeticBinaryOperation(context, left, right) {
     SetFlag(kCanOverflow);
   }
 
   // Add is only commutative if two integer values are added and not if two
   // tagged values are added (because it might be a String concatenation).
   virtual bool IsCommutative() const {
@@ skipping 1488 matching lines @@
 
   DECLARE_CONCRETE_INSTRUCTION(In)
 };
 
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 } }  // namespace v8::internal
 
 #endif  // V8_HYDROGEN_INSTRUCTIONS_H_