pTAL Reference Manual (G06.24+, H06.09+, J06.03+)

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Table 70 Built-In Routines for Nonatomic Operations (continued)

Can Set ...DescriptionRoutine

Converts procedure address to

PROC32ADDR

4

$PROC32ADDR

4

Converts procedure address to

PROC64ADDR

4

$PROC64ADDR

4

Returns the base and limit of the

current extended segment

$READBASELIMIT

1, 2

Returns the current setting of the

system clock

$READCLOCK

$CARRYReturns (copies) an entry from the

Segment Page Table (SPT)

$READSPT

2, 3

Returns the number of microseconds

since the last cold load

$READTIME

$OVERFLOWMoves the position of the implied

decimal point by changing a

FIXED(fpoint) value

$SCALE

Converts a SGBADDR or SGXBADDR

address to an EXTADDR address

$SGBADDR_TO_EXTADDR

Converts a SGBADDR or SGXBADDR

address to a SGWADDR address

$SGBADDR_TO_SGWADDR

Converts a SGWADDR or

SGXWADDR address to an EXTADDR

address

$SGWADDR_TO_EXTADDR

Converts a SGWADDR or

SGXWADDR address to a SGBADDR

address

$SGWADDR_TO_SGBADDR

Tests for a special (ASCII

nonalphanumeric) character

$SPECIAL

Allocates a block of memory on the

stack and returns the address of the

block

$STACK_ALLOCATE

Replaces $FREEZE and $HALT, which

are available only for code

generated for the TNS/R architecture

$TRIGGER

1, 2, 5

Returns an INT value that represents

the data type of a variable

$TYPE

Converts an unsigned INT value to

an INT(32) value

$UDBL

$OVERFLOWDivides an INT(32) dividend by an

INT divisor to produce an INT

quotient and INT remainder

$UDIVREM16

$OVERFLOWDivides an INT(32) dividend by an

INT divisor to produce an INT(32)

quotient and INT remainder

$UDIVREM32

converts INT(32) to FIXED, zero

extended

$UFIX

4

Condition codeUnlocks one page of memory$UNLOCKPAGE

1, 2, 3

Converts a WADDR address to a

BADDR address

$WADDR_TO_BADDR

290 Built-In Routines