pTAL Reference Manual (H06.08+)

Built-In Routines

HP pTAL Reference Manual—523746-006

15-67

$MOVENONDUP

$MOVENONDUP moves words from one location to another until it encounters two

adjacent identical words.

destaddr input,output

EXTADDR:variable

is the address to which words are moved. When $MOVENONDUP completes,

destaddr is the address after which $MOVENONDUP stored the last byte.

srcaddr input,output

EXTADDR:variable

is the address from which 16-bit words are moved. When $MOVENONDUP

completes, srcaddr is the address after which $MOVENONDUP read the

last byte it moved.

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.

pTAL privileged procedure No

Can be executed only by privileged procedures No

Sets condition code Yes

Sets $CARRY No

Sets $OVERFLOW No

$MOVENONDUP (

destaddr

) ;

maxwords

VST648.vsd

srcaddr

lastword