29 lines
319 B
ArmAsm
29 lines
319 B
ArmAsm
.define _fork
|
|
.define _par_uid
|
|
.extern _par_uid
|
|
.bss
|
|
_par_uid:.space 4
|
|
.extern _fork
|
|
.text
|
|
_fork:
|
|
enter[], 0
|
|
movd 2,tos
|
|
jsr @.mon
|
|
cmpqd 0,tos
|
|
beq I0011
|
|
movd tos,r7
|
|
movd r7,@_errno
|
|
movd -1,r4
|
|
exit []
|
|
ret 0
|
|
I0011:
|
|
cmpqd 0,tos
|
|
beq I0012
|
|
movd tos,r7
|
|
movd r7,@_par_uid
|
|
movd 0,tos
|
|
I0012:
|
|
movd tos,r7
|
|
movd r7,r4
|
|
exit []
|
|
ret 0
|