| /* |
| * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #ifndef SHARE_VM_OPTO_CONNODE_HPP |
| #define SHARE_VM_OPTO_CONNODE_HPP |
| |
| #include "opto/node.hpp" |
| #include "opto/opcodes.hpp" |
| #include "opto/type.hpp" |
| |
| class PhaseTransform; |
| class MachNode; |
| |
| //------------------------------ConNode---------------------------------------- |
| // Simple constants |
| class ConNode : public TypeNode { |
| public: |
| ConNode( const Type *t ) : TypeNode(t->remove_speculative(),1) { |
| init_req(0, (Node*)Compile::current()->root()); |
| init_flags(Flag_is_Con); |
| } |
| virtual int Opcode() const; |
| virtual uint hash() const; |
| virtual const RegMask &out_RegMask() const { return RegMask::Empty; } |
| virtual const RegMask &in_RegMask(uint) const { return RegMask::Empty; } |
| |
| // Polymorphic factory method: |
| static ConNode* make(const Type *t); |
| }; |
| |
| //------------------------------ConINode--------------------------------------- |
| // Simple integer constants |
| class ConINode : public ConNode { |
| public: |
| ConINode( const TypeInt *t ) : ConNode(t) {} |
| virtual int Opcode() const; |
| |
| // Factory method: |
| static ConINode* make(int con) { |
| return new ConINode( TypeInt::make(con) ); |
| } |
| |
| }; |
| |
| //------------------------------ConPNode--------------------------------------- |
| // Simple pointer constants |
| class ConPNode : public ConNode { |
| public: |
| ConPNode( const TypePtr *t ) : ConNode(t) {} |
| virtual int Opcode() const; |
| |
| // Factory methods: |
| static ConPNode* make(address con) { |
| if (con == NULL) |
| return new ConPNode( TypePtr::NULL_PTR ) ; |
| else |
| return new ConPNode( TypeRawPtr::make(con) ); |
| } |
| }; |
| |
| |
| //------------------------------ConNNode-------------------------------------- |
| // Simple narrow oop constants |
| class ConNNode : public ConNode { |
| public: |
| ConNNode( const TypeNarrowOop *t ) : ConNode(t) {} |
| virtual int Opcode() const; |
| }; |
| |
| //------------------------------ConNKlassNode--------------------------------- |
| // Simple narrow klass constants |
| class ConNKlassNode : public ConNode { |
| public: |
| ConNKlassNode( const TypeNarrowKlass *t ) : ConNode(t) {} |
| virtual int Opcode() const; |
| }; |
| |
| |
| //------------------------------ConLNode--------------------------------------- |
| // Simple long constants |
| class ConLNode : public ConNode { |
| public: |
| ConLNode( const TypeLong *t ) : ConNode(t) {} |
| virtual int Opcode() const; |
| |
| // Factory method: |
| static ConLNode* make(jlong con) { |
| return new ConLNode( TypeLong::make(con) ); |
| } |
| |
| }; |
| |
| //------------------------------ConFNode--------------------------------------- |
| // Simple float constants |
| class ConFNode : public ConNode { |
| public: |
| ConFNode( const TypeF *t ) : ConNode(t) {} |
| virtual int Opcode() const; |
| |
| // Factory method: |
| static ConFNode* make(float con) { |
| return new ConFNode( TypeF::make(con) ); |
| } |
| |
| }; |
| |
| //------------------------------ConDNode--------------------------------------- |
| // Simple double constants |
| class ConDNode : public ConNode { |
| public: |
| ConDNode( const TypeD *t ) : ConNode(t) {} |
| virtual int Opcode() const; |
| |
| // Factory method: |
| static ConDNode* make(double con) { |
| return new ConDNode( TypeD::make(con) ); |
| } |
| |
| }; |
| |
| //------------------------------ThreadLocalNode-------------------------------- |
| // Ideal Node which returns the base of ThreadLocalStorage. |
| class ThreadLocalNode : public Node { |
| public: |
| ThreadLocalNode( ) : Node((Node*)Compile::current()->root()) {} |
| virtual int Opcode() const; |
| virtual const Type *bottom_type() const { return TypeRawPtr::BOTTOM;} |
| virtual uint ideal_reg() const { return Op_RegP; } |
| }; |
| |
| |
| |
| #endif // SHARE_VM_OPTO_CONNODE_HPP |