APPENDIIX
B.
ASSEMBLER
DIRECTIVE
SUMMARY
A,>sembler directive'> arc
summdri/ed
alphdbeticdlly
in
thi,
appendix. The following tClm, Jre
u'>cd
to
dcscribe
the
contents
of
directive
field,>.
NOTATION
Term
Exprc"ion
List
Name
Null
Opldb
ParJ
meter
String
Text
Interpretation
Numerical exprcs,>ion evaluated during d,;,embly;
mu,t
eVdluJte
to 8
or
16
bits depending on directive
i"ued.
Seric'>
of
symbolic vdlue, or cxpres,>ioll'>, sepdrated by comma'>.
Symbol nJme termindted by a
,pace.
Field
mu'>t
be
empty
or
dn
errol
re,ulh.
Optiondl Idbel; must be
terminJted
by a colon.
Dummy
pJrameters
arc
,ymbul,
holding the
plcice
of
actual
pdrdmcter'> (,>ymbolic values
or
cxpre,,>ioll'» .,pecified elsewhere
in
the progrdm.
Series
of
any ASCII chJrJcter'>, sUIToundcd by single
quute
mJrks.
Single
quote
within string
is
,>hown
d'>
two con'>ecutivc
'>ingle
quutc,>.
Series
of
ASCII character'>.
Mdcro definitions dlld calls dllow the
U'>lO
of
the
'>peciJI
characters li,ted below.
Character
&
< )
FUl7clio
17
Ampers;iIld. Used to
concatendte
'>ymbol,.
Angle bracket,>. Used to delimit text,
,uch
d'>
hb,
thJt
contdin
other
delimiter,>.
Double ,>emicolon. U"cd befole a
cummcnt
in
d mdcro definition
to
prevent inciu,>ion of the
comment
in
edch Illdcro l'xpdmi()ll.
Excldmdtion
puint
(e.,cape chal
Jcter).
Pldccd hefore
.I
delimitel
to
be
pas,cd
cl'>
a literal
in
.111
actual pdl"dmetel. 10 pa"
.I
litn,lI
excldmdtion point,
i'>'>lle
'II.'
Pel·cent ,ign. Precede, dctlldl
pdldmetel'
to be l'valudtcd imn1l'dic!tcly
when
the macro
i'>
edled.
ALL
MNEMONICS © 7974, 7975, 7976,
7977
INTEL
CORPORI1T10N
8-1
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