ack/mach/m68k2/libsys/brk.s

27 lines
360 B
ArmAsm
Raw Normal View History

1984-12-14 15:52:15 +00:00
.define _brk
.define _sbrk
.extern _brk
.extern _sbrk
.text
_sbrk: move.l nd,a0
add.w 4(sp),a0
1984-12-14 15:52:15 +00:00
move.w #0x11,d0
trap #0
bcs lcerror
move.l nd,d0
move.l d0,a0
add.w 4(sp),a0
move.l a0,nd
1984-12-14 15:52:15 +00:00
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