def test_multiple_lines():
parse("""
; infinite loop
label:
always.jump label
""")
assert True
def test_multiple_lines2():
parse("""
link sub
halt
sub:
jump
""")
assert True
exit(1)
if len(sys.argv) < 3:
print ("FILE argument is missing")
exit(2)
if sys.argv[1] in ('run', 'load', 'disasm'):
wc = load_hex(m, sys.argv[2])
if sys.argv[1] == 'run':
m.run()
exit(0)
if sys.argv[1] == 'asm':
tokens = parse(open(sys.argv[2]).readlines())
for token in tokens:
print ('%04x' % token.asm(), end='')
print ('')
exit(0)
if sys.argv[1] == 'disasm':
while m.PC.get() < wc:
try:
# TODO: make this optional
# print ("%04x: " % m.PC.get(), end='')
w = m._fetch()
insn = m._decode(w)
print (insn)
except InvalidInstruction:
def test_complete_line():
res = parse("jump: always.jump jump ; jump")
assert str(res[0]) == "Label: jump"
assert str(res[1]) == "Instruction: always.jump jump"
def test_empty():
parse("")
assert True
def test_operand_hexadecimal():
res = parse("jump deadbeefh")
assert str(res[0]) == "Instruction: always.jump 3735928559"
def test_comment():
res = parse("; foo")
assert str(res[0]) == "Comment: foo"
def test_operand_octal():
res = parse("jump 0770o")
assert str(res[0]) == "Instruction: always.jump 504"
def test_operand_decimal():
res = parse("jump -9999d")
assert str(res[0]) == "Instruction: always.jump -9999"
def test_operand_binary():
res = parse("jump 0101_0110b")
assert str(res[0]) == "Instruction: always.jump 86"
def test_operand_label():
res = parse("jump foo")
assert str(res[0]) == "Instruction: always.jump foo"
def test_condition():
res = parse("safe.halt")
assert str(res[0]) == "Instruction: safe.halt"
def test_mnemonic():
res = parse("halt")
assert str(res[0]) == "Instruction: always.halt"
def test_label():
res = parse("foo:")
assert str(res[0]) == "Label: foo"