48 lines
532 B
ArmAsm
Executable file
48 lines
532 B
ArmAsm
Executable file
.sect .text; .sect .rom; .sect .data; .sect .bss
|
|
.sect .text
|
|
.define printc,printd,prints
|
|
|
|
! argument in eax
|
|
! uses ebx
|
|
prints:
|
|
xchg eax,ebx
|
|
1:
|
|
movb al,(ebx)
|
|
inc ebx
|
|
testb al,al
|
|
jz 2f
|
|
call printc
|
|
jmp 1b
|
|
2:
|
|
ret
|
|
|
|
! argument in eax
|
|
! uses ecx and edx
|
|
printd:
|
|
xor edx,edx
|
|
mov ecx,10
|
|
div ecx
|
|
test eax,eax
|
|
jz 1f
|
|
push edx
|
|
call printd
|
|
pop edx
|
|
1:
|
|
xchg eax,edx
|
|
addb al,'0'
|
|
|
|
! argument in eax
|
|
printc:
|
|
push eax
|
|
mov ebx,esp
|
|
mov eax,1
|
|
push eax
|
|
push ebx
|
|
push eax
|
|
call __write
|
|
pop ebx
|
|
pop ebx
|
|
pop ebx
|
|
pop ebx
|
|
ret
|