.align 4,0
printString:
push {r0-r4, lr}
print_getChar:
ldrb r1, [r0, #0] @ r1 = char at r0[0]
cmp r1, #0 @ is null?
beq print_done
cmp r1, #10 @ is newline?
beq print_newLine
swi #2
add r0, #1 @ r0++
b print_getChar
print_newLine:
ldr r3, print_cursorPos
ldr r2, [r3, #0]
mov r2, #63
bic r1, r2
add r1, r1, #0
add r2, #1
@ add r2, #64
str r2, [r3, #0]
add r0, #1
b print_getChar
print_done:
pop {r0-r4, pc}
.align 2,0
