NAME
Parrot::Types - Basic types for Parrot
SYNOPSIS
use Parrot::Types;
$opcode = pack_op($opnumber) . pack_arg("I", $ireg) . ...DESCRIPTION
Parrot::Types provides a collection of functions for packing and unpacking values of the various Parrot types.
It is used in build_tools/pbc2c.pl.
Functions
The following functions are exported:
sizeof($type)-
Returns the size of the specified type.
pack_byte($value)-
Returns the specified bit-string value packed into a sequence of bytes.
pack_intval($int)-
Returns the specified integer value packed into a sequence of bytes.
pack_floatval($value)-
Returns the specified float value packed into a sequence of bytes.
pack_sv($value)-
Returns the specified
Parrot::Stringvalue packed into a sequence of bytes. pack_key($value)-
Returns the specified
Parrot::Keyvalue packed into a sequence of bytes. pack_op($value)-
Returns the specified op value packed into a sequence of bytes.
unpack_byte($value)-
Unpacks and returns the specified packed bit-string value.
unpack_intval($value)-
Unpacks and returns the specified packed integer value.
unpack_floatval($value)-
Unpacks and returns the specified packed float value.
unpack_op($value)-
Unpacks and returns the specified packed op value.
unpack_ops($value)-
Unpacks and returns the specified packed op values.
shift_byte($string)-
Removes a packed bit-string value from the specified string, unpacks and returns it.
shift_intval($value)-
Removes a packed integer value from the specified string, unpacks and returns it.
shift_floatval($value)-
Removes a packed float value from the specified string, unpacks and returns it.
shift_sv($value)-
Removes a packed
Parrot::Stringvalue from the specified string, unpacks and returns it. shift_key($value)-
Removes a packed
Parrot::Keyvalue from the specified string, unpacks and returns it. shift_op($value)-
Removes a packed op value from the specified string, unpacks and returns it.
pack_arg($type, $value)-
Returns the specified value of type
$typepacked into a sequence of bytes. unpack_arg($type, $value)-
Unpacks and returns the specified packed value of type
$type. shift_arg($type, $string)-
Removes a packed value of the specified type from the string, unpacks and returns it.