32 lines
419 B
ArmAsm
32 lines
419 B
ArmAsm
|
.define __sbrk
|
||
|
|
.define __brk
|
||
|
|
.sect .text
|
||
|
|
.sect .rom
|
||
|
|
.sect .data
|
||
|
|
.sect .bss
|
||
|
|
.sect .text
|
||
|
|
__sbrk: tst.b -8(sp)
|
||
|
|
move.l 4(sp),d0
|
||
|
|
beq 1f
|
||
|
|
add.l .limhp,d0
|
||
|
|
move.l d0,-(sp)
|
||
|
|
clr.l -(sp)
|
||
|
|
trap #0
|
||
|
|
.data2 0x11
|
||
|
|
add.l #8,sp
|
||
|
|
bcc 1f
|
||
|
|
jmp cerror
|
||
|
|
1:
|
||
|
|
move.l .limhp,d0
|
||
|
|
move.l 4(sp),d1
|
||
|
|
add.l d1,.limhp
|
||
|
|
rts
|
||
|
|
__brk: trap #0
|
||
|
|
.data2 0x11
|
||
|
|
bcc 1f
|
||
|
|
jmp cerror
|
||
|
|
1:
|
||
|
|
move.l 4(sp),.limhp
|
||
|
|
clr.l d0
|
||
|
|
rts
|