1 /*
   2  * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2020, BELLSOFT. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  */
  24 
  25 #ifndef SHARE_OPTO_SIGNUMNODE_HPP
  26 #define SHARE_OPTO_SIGNUMNODE_HPP
  27 
  28 #include "opto/node.hpp"
  29 #include "opto/opcodes.hpp"
  30 #include "opto/type.hpp"
  31 
  32 class SignumNode : public Node {
  33 public:
  34   SignumNode(Node* in) : Node(0, in) {}
  35   virtual int Opcode() const;
  36   virtual const Type *bottom_type() const { return NULL; }
  37   virtual uint ideal_reg() const { return Op_RegD; }
  38 };
  39 
  40 class SignumDNode : public SignumNode {
  41   public:
  42   SignumDNode(Node* in) : SignumNode(in) {}
  43   virtual int Opcode() const;
  44   virtual const Type *bottom_type() const { return Type::DOUBLE; }
  45   virtual uint ideal_reg() const { return Op_RegD; }
  46 };
  47 
  48 class SignumFNode : public SignumNode {
  49   public:
  50   SignumFNode(Node* in) : SignumNode(in) {}
  51   virtual int Opcode() const;
  52   virtual const Type *bottom_type() const { return Type::FLOAT; }
  53   virtual uint ideal_reg() const { return Op_RegF; }
  54 };
  55 
  56 #endif