TAL Reference Summary

Privileged Procedures
TAL Reference Summary
54 096256 Tandem Computers Incorporated
$USERCODE Function The $USERCODE function returns the content of the word at the specified location in
the current user code segment.
( )
114
$USERCODE expression
$XADR Function The $XADR function converts a standard address to an extended address.
115
variable
)
$XADR
(
Privileged Procedures The following syntax diagrams describe declarations for privileged procedures.
System Global Pointers The system global pointer declaration associates an identifier with a memory location
that you load with the address of a variable located in the system global data area.
preset-address
,
type identifier ;
.SG
:=
067
'SG'-Equivalenced
Simple Variables
The 'SG'-equivalenced simple variable declaration associates a simple variable with a
location that is relative to the base address of the system global data area.
type identifier =
[
+
-
]
;
index
offset
'SG'
,
068