/*
 * Copyright (c) 2007, 2011, 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.
 */
package com.sun.max.asm.gen.risc;

import java.io.*;
import java.util.*;

import com.sun.max.asm.*;
import com.sun.max.asm.gen.*;
import com.sun.max.lang.*;

/**
 */
public abstract class RiscAssemblyTester<Template_Type extends RiscTemplate>
                          extends AssemblyTester<Template_Type> {

    public RiscAssemblyTester(Assembly<Template_Type> assembly, WordWidth addressWidth, EnumSet<AssemblyTestComponent> components) {
        super(assembly, addressWidth, components);
    }

    @Override
    protected byte[] readExternalInstruction(PushbackInputStream externalInputStream, Template_Type template, byte[] internalBytes) throws IOException {
        final byte[] result = new byte[4];
        if (externalInputStream.read(result) != 4) {
            throw new IOException("end of file before end of instruction");
        }
        return result;
    }

    @Override
    protected String disassembleFields(Template_Type template, byte[] assembledInstruction) {
        return new RiscFieldDisassembler<>(template, assembledInstruction).toString();
    }

    @Override
    protected boolean isLegalArgumentList(Template_Type template, List<Argument> arguments) {
        final List<InstructionConstraint> constraints = template.instructionDescription().constraints();
        for (InstructionConstraint constraint : constraints) {
            if (!(constraint.check(template, arguments))) {
                return false;
            }
        }
        return true;
    }

}