lib/i386/em/em_csa4.s

   1 .sect .text; .sect .rom; .sect .data; .sect .bss
   2 .define .csa4
   3
   4 .sect .text
   5 .csa4:
   6                                 ! ebx, descriptor address
   7                                 ! eax, index
   8         mov     edx,(ebx)         ! default
   9         sub     eax,4(ebx)
  10         cmp     eax,8(ebx)
  11         ja      1f
  12         sal     eax,2
  13         add     ebx,eax
  14         mov     ebx,12(ebx)
  15         test    ebx,ebx
  16         jnz     2f
  17 1:
  18         mov     ebx,edx
  19         test    ebx,ebx
  20         jnz     2f
  21 .extern ECASE
  22 .extern .fat
  23         mov     eax,ECASE
  24         push    eax
  25         jmp     .fat
  26 2:
  27         jmp     ebx