Source/JavaScriptCore/b3/B3Const32Value.h

/*
 * Copyright (C) 2015-2016 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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 with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */

#pragma once

#if ENABLE(B3_JIT)

#include "B3Value.h"

namespace JSC { namespace B3 {

class JS_EXPORT_PRIVATE Const32Value : public Value {
public:
    static bool accepts(Kind kind) { return kind == Const32; }
    
    ~Const32Value() override;
    
    int32_t value() const { return m_value; }

    Value* negConstant(Procedure&) const override;
    Value* addConstant(Procedure&, int32_t other) const override;
    Value* addConstant(Procedure&, const Value* other) const override;
    Value* subConstant(Procedure&, const Value* other) const override;
    Value* mulConstant(Procedure&, const Value* other) const override;
    Value* checkAddConstant(Procedure&, const Value* other) const override;
    Value* checkSubConstant(Procedure&, const Value* other) const override;
    Value* checkMulConstant(Procedure&, const Value* other) const override;
    Value* checkNegConstant(Procedure&) const override;
    Value* divConstant(Procedure&, const Value* other) const override;
    Value* uDivConstant(Procedure&, const Value* other) const override;
    Value* modConstant(Procedure&, const Value* other) const override;
    Value* uModConstant(Procedure&, const Value* other) const override;
    Value* bitAndConstant(Procedure&, const Value* other) const override;
    Value* bitOrConstant(Procedure&, const Value* other) const override;
    Value* bitXorConstant(Procedure&, const Value* other) const override;
    Value* shlConstant(Procedure&, const Value* other) const override;
    Value* sShrConstant(Procedure&, const Value* other) const override;
    Value* zShrConstant(Procedure&, const Value* other) const override;
    Value* rotRConstant(Procedure&, const Value* other) const override;
    Value* rotLConstant(Procedure&, const Value* other) const override;
    Value* bitwiseCastConstant(Procedure&) const override;
    Value* iToDConstant(Procedure&) const override;
    Value* iToFConstant(Procedure&) const override;

    TriState equalConstant(const Value* other) const override;
    TriState notEqualConstant(const Value* other) const override;
    TriState lessThanConstant(const Value* other) const override;
    TriState greaterThanConstant(const Value* other) const override;
    TriState lessEqualConstant(const Value* other) const override;
    TriState greaterEqualConstant(const Value* other) const override;
    TriState aboveConstant(const Value* other) const override;
    TriState belowConstant(const Value* other) const override;
    TriState aboveEqualConstant(const Value* other) const override;
    TriState belowEqualConstant(const Value* other) const override;

    B3_SPECIALIZE_VALUE_FOR_NO_CHILDREN

protected:
    void dumpMeta(CommaPrinter&, PrintStream&) const override;

    // Protected because of ConstPtrValue
    static Opcode opcodeFromConstructor(Origin = Origin(), int32_t = 0) { return Const32; }

    Const32Value(Origin origin, int32_t value)
        : Value(CheckedOpcode, Const32, Int32, Zero, origin)
        , m_value(value)
    {
    }

private:
    friend class Procedure;
    friend class Value;

    int32_t m_value;
};

} } // namespace JSC::B3

#endif // ENABLE(B3_JIT)