package org.rascalmpl.library.experiments.Compiler.RVM.Interpreter.Instructions;
import org.eclipse.imp.pdb.facts.IList;
import org.eclipse.imp.pdb.facts.IListWriter;
import org.eclipse.imp.pdb.facts.IString;
import org.eclipse.imp.pdb.facts.IValue;
import org.rascalmpl.library.experiments.Compiler.RVM.Interpreter.CodeBlock;
public class JmpIndexed extends Instruction {
IList labels;
public JmpIndexed(CodeBlock ins, IList labels){
super(ins, Opcode.JMPINDEXED);
this.labels = labels;
}
public String toString() {
String res = "JMPINDEXED ";
String sep = "";
for(IValue vlabel : labels){
String label = ((IString) vlabel).getValue();
res += sep + label;
sep = ", ";
}
return res;
}
public void generate(){
IListWriter w = codeblock.vf.listWriter();
for(IValue vlabel : labels){
String label = ((IString) vlabel).getValue();
w.append(codeblock.vf.integer(codeblock.getLabelPC(label)));
}
codeblock.addCode1(opcode.getOpcode(), codeblock.getConstantIndex(w.done()));
}
}