T4GE� (Release)                                         04/08/89

     T4GE� open� a� alternat� rout� t� th� generatio� o� Typ�-� �
objec� cod� modules� Accordin� t� Ja� Sag� (TC� #34)� th� gener��
tio� o� suc� module� nece�sitate� eithe� advance� utilitie� o� � �
cumbersom� DD� operation� Usin� � pai� o� Inte� HE� forma� inpu� �
file� whic� ca� readil� b� pr�duce� i� � numbe� o� ways� T4GE� �
directl� output� � Typ�-� mo�ule� incorporatin� th� require� �
TYP4LD� heade� i� th� process.

     � Type-� objec� cod� modul� ha� thre� components:

     � Th� actua� code� assemble� t� � define� origi� o� eithe� �
������ (SPR-type� o� 100� (PRL-type),

     followe� by:

������ � bi�-ma� identifyin� th� locatio� sensitiv� byte� �
�����withi� th� code,

     an� precede� with:

������ � loade� progra� whic� insert� th� cod� a� th� desire� �
�����loc�tion� adjustin� al� locatio� sensitiv� byte� i� th� �
�����process� I� orde� t� enabl� i� t� interpre� th� relocatio� �
�����bi�-map� thi� loade� progra� i� informe� bot� abou� th� �
�����lengt� an� th� a�sem�l� origi� o� th� actua� code.

     T4GE� obtain� it� actua� cod� b� loadin� a� HE� file� asse��
ble� t� 100h� an� determine� th� progra� lengt� a� tha� time� �
T4GE� the� insert� � relocatio� bi�-ma� obtaine� b� comparin� th� �
HE� fil� assemble� a� 100� t� a� assembl� a� or� � o� th� sam� �
source� Finally� T4GE� insert� � PR� compatibl� loade� heade� �
int� th� Typ�-� module.

     Th� inpu� HE� file� ca� b� generate� b� assemblin� th� sam� �
sourc� fil� twice� wit� bot� � � an� � 100� origin� Th� sourc� �
fil� ma� hav� onl� � singl� absolut� or� statement� al� other� �
bein� relative� Simila� HE� file� ca� b� generate� b� linkin� th� �
sam� serie� o� RE� module� t� *.HEX� wit� bot� � � an� � 100� �
origin� T4GE� distinguishe� bot� inpu� file� b� thei� <type� �
extensio� o� *.HX� (� org� an� *.HX� (100� org)� an� i� i� �
necessar� t� renam� th� HE� file� accordingly.

     Th� us� o� � pai� o� HE� file� i� debatable� � simila� pr��
cedur� coul� b� devise� usin� CO� files� Som� assembler� wil� no� �
generat� CO� file� directly� an� requir� a� additiona� LOA� co��
versio� step� Th� HE� forma� provide� exac� cod� lengt� inf�,�
whic� ca� onl� b� define� i� term� o� record� fo� � CO� file� Th� �
LOA� conversio� i� readil� buil� int� T4GEN.

     Th� sourc� fo� � Typ�-� progra� mus� confor� t� th� ZCP� �
Typ�-� o� -� format� particularl� wit� respec� t� th� valu� a� �
offse� 11� (Se� discussio� o� th� valu� store� a� thi� addres� i� �
TYP4LDR.Z8�/.LIB comments)
�
     T4GEN.LB� contains:

          T4GEN.FO�      -

          T4GEN10.Z8�    Progra� sourc� code

          TYP4LDR.LI�    Slightl� maske� cop� o� TYP4LDR.Z8�
                         Versio� 1.0� b� Jo� Wright� Bridge� �
                         Mitchell� Ja� Sage

          T4GLIB01.RE�   T4GE� subroutin� librar� Vers� 01

          T4GEN.CO�      Progra� objec� code

          HELLO.Z8�      Dem� source

          HELLO.HX0/HX�  Dem� HE� pair

          T4HELLO.CO�    Dem� objec� (Type-4)

          T4GEN.DO�      Thi� file

     T4GEN.CO� i� produce� b� linkin� � T4GEN10.RE� modul� wit� �
T4GLIB� Z3LI� an� SYSLIB� i� tha� order� a� fo� example:

          SLRN� T4GEN/N,T4GEN10,T4GLIB01,Z3LIB/S,SYSLIB/S,/E

     Th� T4GEN10.RE� modul� i� th� outpu� o� a� /� assembl� o� �
T4GEN10� i� th� presenc� o� TYP4LDR.LIB� TYP4LDR.LI� i� � sligh��
l� maske� cop� o� � TYP4LDR.Z8� source� Th� include� TYP4LDR.LI� �
i� derive� fro� TYP4LDR.Z8� Versio� 1.0� a� distribute� wit� th� �
ZCP� 3.� sourc� code� Maskin� i� detaile� i� a� introductor� �
commen� o� thi� file�     
          
     Presen� releas� i� m� firs� attemp� a� � � utility� You� �
indulgenc� i� hereb� requested� An� corrections� criticis� o� �
comment� ma� hel� an� wil� b� appreciated.


                    Lud� VanHemelryck
                    1651� 14t� Ave� SE
                    Mil� Creek� W� 98012
                    (206� 481-6904

     (� ca� b� contacte� o� Adam'� RiBB� (206� 882-3684)