kopia lustrzana https://github.com/maccasoft/z80-tools
46 wiersze
1.1 KiB
Java
46 wiersze
1.1 KiB
Java
package nl.grauw.glass.instructions;
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import java.util.List;
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import nl.grauw.glass.Scope;
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import nl.grauw.glass.expressions.Expression;
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public class Dd extends InstructionFactory {
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@Override
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public InstructionObject createObject(Scope context, Expression arguments) {
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if (arguments != null)
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return new Dd_N(context, arguments.getList());
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throw new ArgumentException();
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}
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public static class Dd_N extends InstructionObject {
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private List<Expression> arguments;
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public Dd_N(Scope context, List<Expression> arguments) {
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super(context);
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this.arguments = arguments;
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}
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@Override
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public int getSize() {
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return arguments.size() * 4;
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}
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@Override
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public byte[] getBytes() {
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byte[] bytes = new byte[arguments.size() * 4];
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for (int i = 0, length = arguments.size(); i < length; i++) {
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bytes[i * 4] = (byte)arguments.get(i).getInteger();
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bytes[i * 4 + 1] = (byte)(arguments.get(i).getInteger() >> 8);
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bytes[i * 4 + 2] = (byte)(arguments.get(i).getInteger() >> 16);
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bytes[i * 4 + 3] = (byte)(arguments.get(i).getInteger() >> 24);
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}
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return bytes;
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}
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}
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}
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