154a1a02bf
Use script and some manual fixup to fix directores names in include guards. Reviewed-by: lfoltan, eosterlund, kbarrett
95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
/*
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* Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_OPTO_COUNTBITSNODE_HPP
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#define SHARE_OPTO_COUNTBITSNODE_HPP
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#include "opto/node.hpp"
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#include "opto/opcodes.hpp"
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class PhaseTransform;
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//---------- CountBitsNode -----------------------------------------------------
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class CountBitsNode : public Node {
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public:
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CountBitsNode(Node* in1) : Node(0, in1) {}
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const Type* bottom_type() const { return TypeInt::INT; }
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virtual uint ideal_reg() const { return Op_RegI; }
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};
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//---------- CountLeadingZerosINode --------------------------------------------
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// Count leading zeros (0-bit count starting from MSB) of an integer.
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class CountLeadingZerosINode : public CountBitsNode {
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public:
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CountLeadingZerosINode(Node* in1) : CountBitsNode(in1) {}
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virtual int Opcode() const;
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virtual const Type* Value(PhaseGVN* phase) const;
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};
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//---------- CountLeadingZerosLNode --------------------------------------------
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// Count leading zeros (0-bit count starting from MSB) of a long.
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class CountLeadingZerosLNode : public CountBitsNode {
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public:
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CountLeadingZerosLNode(Node* in1) : CountBitsNode(in1) {}
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virtual int Opcode() const;
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virtual const Type* Value(PhaseGVN* phase) const;
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};
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//---------- CountTrailingZerosINode -------------------------------------------
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// Count trailing zeros (0-bit count starting from LSB) of an integer.
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class CountTrailingZerosINode : public CountBitsNode {
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public:
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CountTrailingZerosINode(Node* in1) : CountBitsNode(in1) {}
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virtual int Opcode() const;
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virtual const Type* Value(PhaseGVN* phase) const;
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};
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//---------- CountTrailingZerosLNode -------------------------------------------
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// Count trailing zeros (0-bit count starting from LSB) of a long.
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class CountTrailingZerosLNode : public CountBitsNode {
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public:
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CountTrailingZerosLNode(Node* in1) : CountBitsNode(in1) {}
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virtual int Opcode() const;
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virtual const Type* Value(PhaseGVN* phase) const;
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};
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//---------- PopCountINode -----------------------------------------------------
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// Population count (bit count) of an integer.
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class PopCountINode : public CountBitsNode {
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public:
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PopCountINode(Node* in1) : CountBitsNode(in1) {}
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virtual int Opcode() const;
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};
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//---------- PopCountLNode -----------------------------------------------------
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// Population count (bit count) of a long.
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class PopCountLNode : public CountBitsNode {
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public:
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PopCountLNode(Node* in1) : CountBitsNode(in1) {}
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virtual int Opcode() const;
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};
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#endif // SHARE_OPTO_COUNTBITSNODE_HPP
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