coins.drivergen.process
Class Process

java.lang.Object
  coins.drivergen.process.Process

Direct Known Subclasses:

GenerateCode, MakeHirFromSource, MakeNewLirFromHir

public abstract class Process

extends java.lang.Object

abstract class Process Class process is the super class of module which is invoked by Driver. Driver invoke it as belows (1) check the condition wheather this process can start (2) if the condition satisfy the precondirion (2-1) then go() (2-2) else throws ProcessExceptoin (3) go()

Field Summary

protected static java.lang.String	CANT_START
protected InputIr	ir Intermediate representation which input to this process.
protected static java.lang.String	NOT_C_SRC
protected static java.lang.String	NOT_F_SRC
protected static java.lang.String	NOT_L_SRC
protected Options	opt The command-line options for the COINS compiler driver

Constructor Summary

(package private)

Process(InputIr ir, Options opt) Constructor

Method Summary

abstract boolean	canStart() Check the present status and judge this process can invoke.
abstract void	go() Run the compiler driver.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ir

protected InputIr ir

Intermediate representation which input to this process. If this process changes the intermediate representation, the process rewrites it

opt

protected Options opt

The command-line options for the COINS compiler driver

CANT_START

protected static final java.lang.String CANT_START

See Also:

Constant Field Values

NOT_C_SRC

protected static final java.lang.String NOT_C_SRC

See Also:

Constant Field Values

NOT_F_SRC

protected static final java.lang.String NOT_F_SRC

See Also:

Constant Field Values

NOT_L_SRC

protected static final java.lang.String NOT_L_SRC

See Also:

Constant Field Values

Constructor Detail

Process

Process(InputIr ir,
        Options opt)

Constructor

Parameters:

ir - Intermediate Representation which input to this process

opt - Options for the COINS compiler driver

Method Detail

go

public abstract void go()
                 throws ProcessException,
                        PassException,
                        java.io.IOException

Run the compiler driver.

Throws:

ProcessException

PassException

java.io.IOException

canStart

public abstract boolean canStart()

Check the present status and judge this process can invoke.