39 lines
588 B
ArmAsm
39 lines
588 B
ArmAsm
.sect .text; .sect .rom; .sect .data; .sect .bss
|
|
.define .ciu
|
|
.define .cui
|
|
.define .cuu
|
|
|
|
.sect .text
|
|
.ciu:
|
|
.cui:
|
|
.cuu:
|
|
pop bx ! return address
|
|
! pop cx, dest. size
|
|
! pop dx, source size
|
|
! ax is low word of source
|
|
cmp dx,cx
|
|
je 8f
|
|
cmp dx,2
|
|
je 1f
|
|
cmp dx,4
|
|
jne 9f
|
|
cmp cx,2
|
|
jne 9f
|
|
pop dx
|
|
8:
|
|
jmp bx
|
|
1:
|
|
cmp cx,4
|
|
jne 9f
|
|
xor dx,dx
|
|
push dx
|
|
jmp bx
|
|
9:
|
|
push ax ! to help debugging ?
|
|
.extern EILLINS
|
|
.extern .fat
|
|
mov ax,EILLINS
|
|
push ax
|
|
jmp .fat
|
|
jmp bx
|