ack/mach/ns/libsys/ioctl.s

26 lines
261 B
ArmAsm
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1985-07-26 12:51:45 +00:00
.define _ioctl
.extern _ioctl
.text
_ioctl:
enter[], 0
addr 8(fp),r7
movd 12,r0
addd r0,r7
1:
subd 4,r7
movd 0(r7),tos
acbd -4,r0,1b
movd 54,tos
jsr @.mon
cmpqd 0,tos
bne I0011
movd 0,r4
exit []
ret 0
I0011:
movd tos,r7
movd r7,@_errno
movd -1,r4
exit []
ret 0