def codegen_operation(funcname, instr):
if instr['op'] == 'const':
value = instr['value']
if instr['type'] == 'bool':
value = 1 if value else 0
gen.store_stack(value, symtbl.get_offset(funcname, instr['dest']))
if instr['op'] == 'id':
gen.copy_stack(symtbl.get_offset(funcname, instr['dest']),
symtbl.get_offset(funcname, instr['args'][0]))
if instr['op'] == 'br':
gen.br(symtbl.get_offset(funcname, instr['args'][0]),
instr['args'][1], instr['args'][2])
if instr['op'] == 'jmp':
gen.jmp(instr['args'][0])
if instr['op'] == 'ret':
gen.ret(funcname)
if instr['op'] == 'print':
args = instr['args']
for i in range(len(args)):
if symtbl.get_type(funcname, args[i]) == 'int':
gen.printint(symtbl.get_offset(funcname, args[i]))
if symtbl.get_type(funcname, args[i]) == 'bool':
gen.printbool(symtbl.get_offset(funcname, args[i]))
if i != len(args)-1:
gen.printstr('strspace')
else:
gen.printstr('strnewline')
if instr['op'] in comparisons:
gen.comparison(comparisons[instr['op']],
symtbl.get_offset(funcname, instr['dest']),
symtbl.get_offset(funcname, instr['args'][0]),
symtbl.get_offset(funcname, instr['args'][1]))
if instr['op'] in binary_oprands:
gen.binary_oprand(binary_oprands[instr['op']],
symtbl.get_offset(funcname, instr['dest']),
symtbl.get_offset(funcname, instr['args'][0]),
symtbl.get_offset(funcname, instr['args'][1]))
if instr['op'] in unary_oprands:
get.unary_oprand(unary_oprands[instr['op']],
symtbl.get_offset(funcname, instr['dest']),
symtbl.get_offset(funcname, instr['args'][0]))
def overload_op(fun, t, attr):
with overload(fun, t >> (t >> t), 'lhs', 'rhs'):
func = getattr(cs.builder, attr)
res = func(cs.load_var('lhs'), cs.load_var('rhs'))
codegen.ret(cs, res)
def overload_eq(t, attr):
with overload('=', t >> (t >> boolean), 'lhs', 'rhs'):
func = getattr(cs.builder, attr)
res = func('==', cs.load_var('lhs'), cs.load_var('rhs'))
codegen.ret(cs, res)
