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pxfree_fast

xmem void pxfree_fast( Pool_t * p, long e );

Description

Free an element that was previously obtained via pxalloc(). This is an assembler-only version of pxfree().

*** Do _not_ call this function from C. ***

pxfree_fast does not perform any IPSET protection or parameter validation. pxfree_fast is an xmem function. The parameters must be passed in machine registers.

Registers

Parameters in IX, BCDE respectively
Trashes AF, BC, DE, HL

Example

   

ld ix,my_pool
ld de,(element_addr)
ld bc,(element_addr+2)
lcall pxfree_fast

Parameters

p

Pool handle structure, as previously passed to palloc() or palloc_fast. This must be in the IX register.

e

Element to free, which was returned from palloc(). This must be in the BCDE register (physical address)

Return value

 null: There are no more elements
!null: Pointer to previous allocated element

Library

POOL.LIB

See Also

pool_init, pxalloc_fast, pavail_fast, pfree_fast