pTAL Reference Manual (H06.03+)

Built-In Routines

HP pTAL Reference Manual—523746-005

15-10

$ATOMIC_PUT

$ATOMIC_PUT atomically puts a value into a variable.

var output

type:variable

the variable into which $ATOMIC_PUT stores value. var must be one of:

•

A 1-byte, 2-byte, or 4-byte variable whose address is an integral multiple of

its width.

•

A bit field fully contained in a 1-byte, 2-byte, or 4-byte variable that is

aligned on an even-byte boundary.

value input

type:value

the value $ATOMIC_PUT stores in var. value must be assignment-

compatible with var.

$ATOMIC_PUT performs the following action:

var := value

Sets condition code No

Sets $CARRY No

Sets $OVERFLOW No

Example 15-8. $ATOMIC_PUT Routine

INT var;

INT value;

$ATOMIC_PUT(var, value);

$ATOMIC_PUT ( , ) ;

VST612.vsd

var

value