pTAL Conversion Guide

pTAL Built-In Routines

pTAL Conversion Guide—527302-002

18-38

$PROCADDR

maxwords input,output

sINT:variable

is the maximum number of 16-bit words to move. When $MOVENONDUP

completes, maxwords is the number of words not moved because

$MOVENONDUP found a duplicate, or, if a duplicate was not found, maxwords is

zero.

lastword input,output

uINT:variable

holds the 16-bit word against which the first word at srcaddr is compared. When

$MOVENONDUP completes, lastword contains the last word moved.

$PROCADDR

$PROCADDR converts an INT(32) expression to a PROCADDR address.

Figure 18-15. TAL Code Equivalent to $MOVEANDCXSUMBYTES Routine

CCODE(STRP 7);

STACK destination, source, maxwords, latestword;

CODE(MNDX);

CODE(STRP 5);

STORE latestword, maxwords, source, destination;

Example 18-26. Call to $MOVENODUP Routine

INT .EXT source;

INT .EXT destination;

INT maxword;

INT latestword;

$MOVENONDUP(@destination, @source, maxword, latestword);

pTAL privileged procedure No

Can be executed only by privileged procedures No

Sets condition code No

Sets $CARRY No

Sets $OVERFLOW No

$PROCADDR

( identifier )

VST031.vsd