# test bl and bx instructions
@micropython.asm_thumb
def f(r0):
# jump over the internal functions
b(entry)
label(func1)
add(r0, 2)
bx(lr)
label(func2)
sub(r0, 1)
label(entry)
bl(func1)
bl(func2)
print(f(0))
print(f(1))