coins.backend.tools
Class RegisterDescription2Java

java.lang.Object
  coins.backend.tools.RegisterDescription2Java

class RegisterDescription2Java

extends java.lang.Object

Preprocessing *.tmd to make register-model description parameters.

Nested Class Summary

(package private) static class	RegisterDescription2Java.RegisterSet Set of registers.
(package private) static class	RegisterDescription2Java.RegSymbol
(package private) static class	RegisterDescription2Java.SymTab

Field Summary

(package private) int	addrType
(package private) int	boolType
(package private) java.io.PrintWriter	debOut
(package private) java.io.PrintWriter	javaOut
(package private) static int	MAXSET
(package private) int	nRegs
(package private) int	nSets
(package private) BiList	registerSets
(package private) RegisterDescription2Java.RegisterSet[]	regsetVec
(package private) RegisterDescription2Java.RegSymbol[]	regVec
(package private) RegisterDescription2Java.SymTab	symtbl
(package private) java.lang.String	targetName

Constructor Summary

(package private)

RegisterDescription2Java(java.lang.String targetName, java.lang.String file, java.lang.String packageName) Create register description table.

Method Summary

(package private) RegisterDescription2Java.RegisterSet	andSet(RegisterDescription2Java.RegisterSet x, RegisterDescription2Java.RegisterSet y) Return and set of RegisterSet x and y.
(package private) void	canonRegRelations() Canonicalize parent information of registers.
(package private) void	close() Generate register description table.
(package private) boolean	covers(RegisterDescription2Java.RegSymbol x, RegisterDescription2Java.RegSymbol y) Return true if register x covers y.
(package private) void	doDef(ImList form) Parse form (def *reg-foo* ...)
(package private) RegisterDescription2Java.RegisterSet	findRegisterSet(BitMapSet set)
(package private) void	genTables(java.lang.String targetName, java.io.PrintWriter out) table generation
(package private) RegisterDescription2Java.RegSymbol	installRegister(RegisterDescription2Java.RegSymbol sym)
(package private) RegisterDescription2Java.RegisterSet	installRegisterSet(BitMapSet set, java.lang.String name, int type) Return register set which has set 'set' in it.
(package private) RegisterDescription2Java.RegSymbol	installSubRegister(RegisterDescription2Java.RegSymbol parent, int type, int position)
(package private) boolean	interferes(RegisterDescription2Java.RegisterSet x, RegisterDescription2Java.RegisterSet y) Return true if register set x interferes y.
(package private) boolean	interferes(RegisterDescription2Java.RegSymbol x, RegisterDescription2Java.RegSymbol y) Return true if register x interferes y.
(package private) void	parseRegisterSet(java.lang.String setname, ImList sexp) Install register set.
(package private) int	relativeWeight(RegisterDescription2Java.RegisterSet x, RegisterDescription2Java.RegisterSet y) Return relative weight of register set y when compared to x.
(package private) void	setRegVector()

Methods inherited from class java.lang.Object

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

Field Detail

symtbl

RegisterDescription2Java.SymTab symtbl

debOut

java.io.PrintWriter debOut

javaOut

java.io.PrintWriter javaOut

targetName

java.lang.String targetName

registerSets

BiList registerSets

MAXSET

static final int MAXSET

See Also:

Constant Field Values

regVec

RegisterDescription2Java.RegSymbol[] regVec

regsetVec

RegisterDescription2Java.RegisterSet[] regsetVec

nSets

int nSets

nRegs

int nRegs

addrType

int addrType

boolType

int boolType

Constructor Detail

RegisterDescription2Java

RegisterDescription2Java(java.lang.String targetName,
                         java.lang.String file,
                         java.lang.String packageName)
                   throws java.io.IOException

Create register description table.

Method Detail

installRegister

RegisterDescription2Java.RegSymbol installRegister(RegisterDescription2Java.RegSymbol sym)

installSubRegister

RegisterDescription2Java.RegSymbol installSubRegister(RegisterDescription2Java.RegSymbol parent,
                                                      int type,
                                                      int position)

canonRegRelations

void canonRegRelations()

Canonicalize parent information of registers.

setRegVector

void setRegVector()

findRegisterSet

RegisterDescription2Java.RegisterSet findRegisterSet(BitMapSet set)

installRegisterSet

RegisterDescription2Java.RegisterSet installRegisterSet(BitMapSet set,
                                                        java.lang.String name,
                                                        int type)

Return register set which has set 'set' in it. If not exist, install it.

andSet

RegisterDescription2Java.RegisterSet andSet(RegisterDescription2Java.RegisterSet x,
                                            RegisterDescription2Java.RegisterSet y)

Return and set of RegisterSet x and y.

interferes

boolean interferes(RegisterDescription2Java.RegSymbol x,
                   RegisterDescription2Java.RegSymbol y)

Return true if register x interferes y.

covers

boolean covers(RegisterDescription2Java.RegSymbol x,
               RegisterDescription2Java.RegSymbol y)

Return true if register x covers y.

interferes

boolean interferes(RegisterDescription2Java.RegisterSet x,
                   RegisterDescription2Java.RegisterSet y)

Return true if register set x interferes y.

relativeWeight

int relativeWeight(RegisterDescription2Java.RegisterSet x,
                   RegisterDescription2Java.RegisterSet y)

Return relative weight of register set y when compared to x. Relative-weight(x,y) = number of elements in x covered by the element of y.

parseRegisterSet

void parseRegisterSet(java.lang.String setname,
                      ImList sexp)
                throws SyntaxError

Install register set.

Throws:

SyntaxError

genTables

void genTables(java.lang.String targetName,
               java.io.PrintWriter out)

table generation

doDef

void doDef(ImList form)
     throws SyntaxError

Parse form (def *reg-foo* ...)

Throws:

SyntaxError

close

void close()

Generate register description table.