view lib/kreiderclib/mod.as @ 3226:9749d0dfc4a2

Changed a puls PC to rts to save cycles
author David Ladd <drencor-xeen@users.sourceforge.net>
date Sat, 20 Jan 2018 19:32:22 -0600
parents 1647f1874cdf
children
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* Disassembly by Os9disasm of mod.r

 section code

* OS-9 system function equates

F$Link equ $00 
F$Load equ $01 
F$UnLink equ $02 

modlink: pshs  y,u 
 ldx   6,s 
 lda   9,s 
 asla   
 asla   
 asla   
 asla   
 ora   11,s 
 os9 F$Link 
L000f tfr   u,d 
 puls  y,u 
 lblo  _os9err 
 rts    
modload: pshs  y,u 
 ldx   6,s 
 lda   9,s 
 asla   
 asla   
 asla   
 asla   
 ora   11,s 
 os9 F$Load 
 bra   L000f 
munlink: pshs  u 
 ldu   4,s 
 os9 F$UnLink 
 puls  u 
 lbra  _sysret 

 endsect