ack/mach/m68k4/libsys/brk.s
1984-12-14 15:52:15 +00:00

26 lines
349 B
ArmAsm

.define _brk
.define _sbrk
.extern _brk
.extern _sbrk
.text
_sbrk: move.l nd,d0
add.l d0, 4(sp)
move.w #0x11,d0
move.l 4(sp),a0
trap #0
bcs lcerror
move.l nd,d0
move.l 4(sp),nd
rts
lcerror: jmp cerror
_brk: move.w #0x11,d0
move.l 4(sp),a0
trap #0
bcs lcerror
move.l 4(sp),nd
clr.l d0
rts
.data
nd: .long endbss
.text