CompiledCode.java

/*
  CompiledCode.java

  (c) 2005-2013 Edward Swartz

  All rights reserved. This program and the accompanying materials
  are made available under the terms of the Eclipse Public License v1.0
  which accompanies this distribution, and is available at
  http://www.eclipse.org/legal/epl-v10.html
 */
package v9t9.engine.compiler;

import java.io.PrintWriter;

import ejs.base.settings.Logging;
import ejs.base.utils.HexUtils;


import v9t9.common.asm.IMachineOperand;
import v9t9.common.asm.IOperand;
import v9t9.common.cpu.ICpu;
import v9t9.common.cpu.ICpuState;
import v9t9.common.cpu.IExecutor;
import v9t9.common.cpu.IStatus;
import v9t9.common.memory.IMemoryDomain;

/** This is the interface to the runtime-generated class. */
abstract public class CompiledCode {
    protected final ICpu cpu;
    protected final ICpuState cpuState;
    protected final IMemoryDomain memory;
    protected final IExecutor exec;
    protected int nInstructions, nCycles;
    
    public CompiledCode(IExecutor exec) {
        this.exec = exec;
        this.cpu = exec.getCpu();
        this.cpuState = exec.getCpu().getState();
        this.memory = exec.getCpu().getConsole();
    }

   
    abstract public boolean run();
    
    public void dump(short pc, short wp, IStatus status, int vdpaddr, int gromaddr) {
        PrintWriter dump = Logging.getLog(cpu.settingDumpInstructions());
        if (dump != null) {
            dump.println(HexUtils.toHex4(pc)
                    + " "
                    + HexUtils.toHex4(wp)
                    + " "
                    + HexUtils.toHex4((status.flatten() & 0xffff))
                    + " "
                    + HexUtils.toHex4(vdpaddr)
                    + " "
                    + HexUtils.toHex4(gromaddr));
            dump.flush();
        }
    }
    
    /**
	 * @param wp  
     * @param status 
	 */
    public void dumpBefore(String ins, short pc, short wp, IStatus status, 
            short ea1, short val1, 
            short ea2, short val2,
            int op1type, int op1dest, int op2type, int op2dest) {
    	PrintWriter dumpfull = Logging.getLog(cpu.settingDumpFullInstructions());
        
        if (dumpfull != null) {
            dumpfull.print("*" + HexUtils.toHex4(pc) + ": "
                    + ins + " ==> ");
            if (op1type != IMachineOperand.OP_NONE
                    && op1dest != IOperand.OP_DEST_KILLED) {
                String str = HexUtils.toHex4(val1) +"(@"+HexUtils.toHex4(ea1) + ")";
                dumpfull.print("op1=" + str + " ");
            }
            if (op2type != IMachineOperand.OP_NONE
                    && op2dest != IOperand.OP_DEST_KILLED) {
                String str = HexUtils.toHex4(val2) +"(@"+HexUtils.toHex4(ea2) + ")";
                dumpfull.print("op2=" + str);
            }
            dumpfull.print(" || ");
        }
        
    }

    /**
	 * @param pc  
	 */
    public void dumpAfter(short pc, short wp, IStatus status, 
            short ea1, short val1, 
            short ea2, short val2,
            int op1type, int op1dest, int op2type, int op2dest) {
    	PrintWriter dumpfull = Logging.getLog(cpu.settingDumpFullInstructions());
        if (dumpfull != null) {
            if (op1type != IMachineOperand.OP_NONE
                    && op1dest != IOperand.OP_DEST_FALSE) {
                String str = HexUtils.toHex4(val1) +"(@"+HexUtils.toHex4(ea1) + ")";
                dumpfull.print("op1=" + str + " ");
            }
            if (op2type != IMachineOperand.OP_NONE
                    && op2dest != IOperand.OP_DEST_FALSE) {
                String str = HexUtils.toHex4(val2) +"(@"+HexUtils.toHex4(ea2) + ")";
                dumpfull.print("op2=" + str + " ");
            }
            dumpfull.print("st="
                    + Integer.toHexString(status.flatten() & 0xffff)
                            .toUpperCase() + " wp="
                    + Integer.toHexString(wp & 0xffff).toUpperCase());
            dumpfull.println();
            dumpfull.flush();
        }
        
    }
}