ack/mach/m68020/libsys/brk.s
1987-01-29 22:36:35 +00:00

26 lines
378 B
ArmAsm

.define _brk
.define _sbrk
.extern _brk
.extern _sbrk
.sect .text
.sect .rom
.sect .data
.sect .bss
.sect .text
_sbrk: move.l (.reghp),d0
add.l d0,(4,sp)
move.l #0x11,d0
trap #0
bcs lcerror
move.l (.reghp),d0
move.l d0,a0
move.l (4,sp),(.reghp)
rts
lcerror: jmp (cerror)
_brk: move.l #0x11,d0
trap #0
bcs lcerror
move.l (4,sp),(.reghp)
clr.l d0
rts