package vaporize;

import cs132.vapor.ast.*;
import st.*;
import misc.*;
import java.util.*;

public class SpillEverywhere extends VInstr.VisitorPR<String, String, RuntimeException> {

    private VaporProgram vp;
    private Kettle kettle;

    public SpillEverywhere(VaporProgram vp, ArrayList<String> vapor) {
        this.vp = vp;
        this.kettle = new Kettle(vapor);

        for (VFunction f : this.vp.functions) {
            MinimalLogger.severe("Num : " + Arrays.toString(f.vars));
            this.kettle.replaceFunctionDeclare(f, 0, 0, 3); // use three registers for "spill everywhere"
            for (VInstr s : f.body) {
                s.accept("", this);
            }
        }
        MinimalLogger.info(kettle.dump());
    }


    public String visit(String p, VMemRead n) throws RuntimeException {
        MinimalLogger.info(String.format("->%s (%s:%s)",
                                         n.getClass().getSimpleName(),
                                         this.kettle.get(n).trim(),
                                         n.sourcePos.toString()));
        return null;
    }

    public String visit(String p, VMemWrite n) throws RuntimeException {
        MinimalLogger.info(String.format("->%s (%s:%s)",
                                         n.getClass().getSimpleName(),
                                         this.kettle.get(n).trim(),
                                         n.sourcePos.toString()));
        return null;
    }

    public String visit(String p, VAssign n) throws RuntimeException {
        MinimalLogger.info(String.format("->%s (%s:%s)",
                                         n.getClass().getSimpleName(),
                                         this.kettle.get(n).trim(),
                                         n.sourcePos.toString()));
        return null;
    }

    public String visit(String p, VBranch n) throws RuntimeException {
        MinimalLogger.info(String.format("->%s (%s:%s)",
                                         n.getClass().getSimpleName(),
                                         this.kettle.get(n).trim(),
                                         n.sourcePos.toString()));
        return null;
    }

    public String visit(String p, VGoto n) throws RuntimeException {
        MinimalLogger.info(String.format("->%s (%s:%s)",
                                         n.getClass().getSimpleName(),
                                         this.kettle.get(n).trim(),
                                         n.sourcePos.toString()));
        return null;
    }

    public String visit(String p, VCall n) throws RuntimeException {
        MinimalLogger.info(String.format("->%s (%s:%s)",
                                         n.getClass().getSimpleName(),
                                         this.kettle.get(n).trim(),
                                         n.sourcePos.toString()));
        return null;
    }

    public String visit(String p, VBuiltIn n) throws RuntimeException {
        MinimalLogger.info(String.format("->%s (%s:%s)",
                                         n.op.name,
                                         this.kettle.get(n).trim(),
                                         n.sourcePos.toString()));
        return null;
    }

    public String visit(String p, VReturn n) throws RuntimeException {
        MinimalLogger.info(String.format("->%s (%s:%s)",
                                         n.getClass().getSimpleName(),
                                         this.kettle.get(n).trim(),
                                         n.sourcePos.toString()));
        return null;
    }

}