mdw@git.distorted.org.uk Git - ssr/blob - StraySrc/Libraries/DLLLib/s/extEntry

   1 ;
   2 ; extentry.s
   3 ;
   4 ; External entry veneer
   5 ;
   6 ; © 1994 Straylight
   7 ;
   8
   9 ;----- Standard stuff -------------------------------------------------------
  10
  11                 GET     libs:header
  12                 GET     libs:swis
  13
  14 ;----- Main code ------------------------------------------------------------
  15
  16                 AREA    |DLL$$Code|,CODE,READONLY
  17
  18 ; --- _dll_extentry ---
  19
  20                 EXPORT  |_dll_extentry|
  21 |_dll_extentry| ROUT
  22
  23                 MOV     a1,lr                   ;Pass current return address
  24                 MOV     a2,sl                   ;Pass stack limit pointer
  25                 MOV     a3,#0                   ;Indicate we want app space
  26                 SWI     DLL_Prologue            ;Execute the DLL prologue
  27                 MOV     lr,a1                   ;Insert dummy return address
  28                 LDMFD   sp!,{a1-a3}             ;Restore corrupted registers
  29                 MOV     pc,ip                   ;Call actual routine
  30
  31                 LTORG
  32
  33 ;----- That's all, folks ----------------------------------------------------
  34
  35                 END