avrora.syntax
Class Module

java.lang.Object
  avrora.syntax.Module

All Implemented Interfaces:

Context

Direct Known Subclasses:

RawModule

public class Module

extends java.lang.Object

implements Context

The Module class collects together the instructions and data into an AVR assembly program.

Nested Class Summary

protected class

Module.Seg

Field Summary

boolean	caseSensitivity
java.util.HashMap	constants
protected Module.Seg	dataSegment
java.util.HashMap	definitions
protected Module.Seg	eepromSegment
AVRErrorReporter	ERROR
java.util.HashMap	labels
Program	newprogram
protected Module.Seg	programSegment
protected Module.Seg	segment
boolean	useByteAddresses

Constructor Summary

Module(boolean cs, boolean ba)

Method Summary

void	addConstant(AbstractToken name, Expr val)
void	addDataBytes(ExprList l)
void	addDataDoubleWords(ExprList l)
void	addDataWords(ExprList l)
void	addDefinition(AbstractToken name, AbstractToken rtok)
void	addInstruction(java.lang.String variant, AbstractToken name)
void	addInstruction(java.lang.String variant, AbstractToken name, SyntacticOperand o1)
void	addInstruction(java.lang.String variant, AbstractToken name, SyntacticOperand o1, SyntacticOperand o2)
void	addInstruction(java.lang.String variant, AbstractToken name, SyntacticOperand o1, SyntacticOperand o2, SyntacticOperand o3)
void	addLabel(AbstractToken name)
void	addRegisterName(java.lang.String name, java.lang.String reg)
void	addVariable(java.lang.String name, int value)
static int	align(int val, int width)
Program	build()
void	enterDataSegment()
void	enterEEPROMSegment()
void	enterProgramSegment()
Register	getRegister(AbstractToken tok) The getRegister() method resolves a register that may have been renamed earlier in the program.
int	getVariable(AbstractToken tok) The getVariable() method looks up the value of a named constant within the current environment and returns its value.
void	includeFile(AbstractToken fname)
SyntacticOperand.Register	newOperand(AbstractToken tok)
SyntacticOperand.Expr	newOperand(Expr e)
void	reserveBytes(Expr e, Expr f)
void	setOrigin(Expr.Constant c)
protected void	simplify(Item i)

Methods inherited from class java.lang.Object

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

Field Detail

definitions

public final java.util.HashMap definitions

constants

public final java.util.HashMap constants

labels

public final java.util.HashMap labels

ERROR

public final AVRErrorReporter ERROR

caseSensitivity

public final boolean caseSensitivity

useByteAddresses

public final boolean useByteAddresses

segment

protected Module.Seg segment

programSegment

protected Module.Seg programSegment

dataSegment

protected Module.Seg dataSegment

eepromSegment

protected Module.Seg eepromSegment

newprogram

public Program newprogram

Constructor Detail

Module

public Module(boolean cs,
              boolean ba)

Method Detail

addDefinition

public void addDefinition(AbstractToken name,
                          AbstractToken rtok)

addConstant

public void addConstant(AbstractToken name,
                        Expr val)

enterDataSegment

public void enterDataSegment()

enterProgramSegment

public void enterProgramSegment()

enterEEPROMSegment

public void enterEEPROMSegment()

addDataBytes

public void addDataBytes(ExprList l)

addDataWords

public void addDataWords(ExprList l)

addDataDoubleWords

public void addDataDoubleWords(ExprList l)

setOrigin

public void setOrigin(Expr.Constant c)

reserveBytes

public void reserveBytes(Expr e,
                         Expr f)

includeFile

public void includeFile(AbstractToken fname)
                 throws AbstractParseException

Throws:

AbstractParseException

addInstruction

public void addInstruction(java.lang.String variant,
                           AbstractToken name)

addInstruction

public void addInstruction(java.lang.String variant,
                           AbstractToken name,
                           SyntacticOperand o1)

addInstruction

public void addInstruction(java.lang.String variant,
                           AbstractToken name,
                           SyntacticOperand o1,
                           SyntacticOperand o2)

addInstruction

public void addInstruction(java.lang.String variant,
                           AbstractToken name,
                           SyntacticOperand o1,
                           SyntacticOperand o2,
                           SyntacticOperand o3)

addLabel

public void addLabel(AbstractToken name)

build

public Program build()

simplify

protected void simplify(Item i)

addVariable

public void addVariable(java.lang.String name,
                        int value)

addRegisterName

public void addRegisterName(java.lang.String name,
                            java.lang.String reg)

getRegister

public Register getRegister(AbstractToken tok)

Description copied from interface: Context

The getRegister() method resolves a register that may have been renamed earlier in the program.

Specified by:

getRegister in interface Context

Parameters:

tok - the string name of the register or register alias

Returns:

a reference to the Register instance representing the register with the specified name or alias

getVariable

public int getVariable(AbstractToken tok)

Description copied from interface: Context

The getVariable() method looks up the value of a named constant within the current environment and returns its value.

Specified by:

getVariable in interface Context

Parameters:

tok - the name of the variable

Returns:

the value of the variable within the environment

newOperand

public SyntacticOperand.Expr newOperand(Expr e)

newOperand

public SyntacticOperand.Register newOperand(AbstractToken tok)

align

public static int align(int val,
                        int width)