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import py, sys
from rpython.rlib.rarithmetic import r_longlong, intmask, is_valid_int
from rpython.flowspace.model import SpaceOperation, Variable, Constant
from rpython.flowspace.model import Block, Link
from rpython.translator.unsimplify import varoftype
from rpython.rtyper.lltypesystem import lltype, rffi
from rpython.jit.codewriter.jtransform import Transformer, NotSupported
from rpython.jit.codewriter.effectinfo import EffectInfo
from rpython.jit.codewriter.test.test_jtransform import const
from rpython.jit.codewriter import longlong
class FakeRTyper:
pass
class FakeBuiltinCallControl:
def guess_call_kind(self, op):
return 'builtin'
def getcalldescr(self, op, oopspecindex=None, extraeffect=None, extradescr=None, **kwargs):
assert oopspecindex is not None # in this test
return 'calldescr-%d' % oopspecindex
def calldescr_canraise(self, calldescr):
return False
class FakeCPU:
supports_longlong = True
def __init__(self):
self.rtyper = FakeRTyper()
def test_functions():
xll = longlong.getfloatstorage(3.5)
assert longlong.getrealfloat(xll) == 3.5
assert is_valid_int(longlong.gethash(xll))
class TestLongLong:
def setup_class(cls):
if longlong.is_64_bit:
py.test.skip("only for 32-bit platforms")
def do_check(self, opname, oopspecindex, ARGS, RESULT):
vlist = [varoftype(ARG) for ARG in ARGS]
v_result = varoftype(RESULT)
op = SpaceOperation(opname, vlist, v_result)
tr = Transformer(FakeCPU(), FakeBuiltinCallControl())
op1 = tr.rewrite_operation(op)
if isinstance(op1, list):
[op1] = op1
#
def is_llf(TYPE):
return (TYPE == lltype.SignedLongLong or
TYPE == lltype.UnsignedLongLong or
TYPE == lltype.Float)
if is_llf(RESULT):
assert op1.opname == 'residual_call_irf_f'
else:
assert op1.opname == 'residual_call_irf_i'
gotindex = getattr(EffectInfo,
'OS_' + op1.args[0].value.upper().lstrip('U'))
assert gotindex == oopspecindex
assert list(op1.args[1]) == [v for v in vlist
if not is_llf(v.concretetype)]
assert list(op1.args[2]) == []
assert list(op1.args[3]) == [v for v in vlist
if is_llf(v.concretetype)]
assert op1.args[4] == 'calldescr-%d' % oopspecindex
assert op1.result == v_result
def test_is_true(self):
for opname, T in [('llong_is_true', lltype.SignedLongLong),
('ullong_is_true', lltype.UnsignedLongLong)]:
v = varoftype(T)
v_result = varoftype(lltype.Bool)
op = SpaceOperation(opname, [v], v_result)
tr = Transformer(FakeCPU(), FakeBuiltinCallControl())
oplist = tr.rewrite_operation(op)
assert len(oplist) == 2
assert oplist[0].opname == 'residual_call_irf_f'
assert oplist[0].args[0].value == opname.split('_')[0]+'_from_int'
assert list(oplist[0].args[1]) == [const(0)]
assert list(oplist[0].args[2]) == []
assert list(oplist[0].args[3]) == []
assert oplist[0].args[4] == 'calldescr-84'
v_x = oplist[0].result
assert isinstance(v_x, Variable)
assert v_x.concretetype is T
assert oplist[1].opname == 'residual_call_irf_i'
assert oplist[1].args[0].value == 'llong_ne'
assert list(oplist[1].args[1]) == []
assert list(oplist[1].args[2]) == []
assert list(oplist[1].args[3]) == [v, v_x]
assert oplist[1].args[4] == 'calldescr-76'
assert oplist[1].result == v_result
def test_llong_neg(self):
T = lltype.SignedLongLong
v = varoftype(T)
v_result = varoftype(T)
op = SpaceOperation('llong_neg', [v], v_result)
tr = Transformer(FakeCPU(), FakeBuiltinCallControl())
oplist = tr.rewrite_operation(op)
assert len(oplist) == 2
assert oplist[0].opname == 'residual_call_irf_f'
assert oplist[0].args[0].value == 'llong_from_int'
assert list(oplist[0].args[1]) == [const(0)]
assert list(oplist[0].args[2]) == []
assert list(oplist[0].args[3]) == []
assert oplist[0].args[4] == 'calldescr-84'
v_x = oplist[0].result
assert isinstance(v_x, Variable)
assert oplist[1].opname == 'residual_call_irf_f'
assert oplist[1].args[0].value == 'llong_sub'
assert list(oplist[1].args[1]) == []
assert list(oplist[1].args[2]) == []
assert list(oplist[1].args[3]) == [v_x, v]
assert oplist[1].args[4] == 'calldescr-71'
assert oplist[1].result == v_result
def test_unary_op(self):
for opname, oopspecindex in [
('llong_invert', EffectInfo.OS_LLONG_INVERT),
('ullong_invert', EffectInfo.OS_LLONG_INVERT),
]:
if opname.startswith('u'):
T = lltype.UnsignedLongLong
else:
T = lltype.SignedLongLong
self.do_check(opname, oopspecindex, [T], T)
def test_comparison(self):
for opname, oopspecindex in [
('llong_lt', EffectInfo.OS_LLONG_LT),
('llong_le', EffectInfo.OS_LLONG_LE),
('llong_eq', EffectInfo.OS_LLONG_EQ),
('llong_ne', EffectInfo.OS_LLONG_NE),
('llong_gt', EffectInfo.OS_LLONG_GT),
('llong_ge', EffectInfo.OS_LLONG_GE),
('ullong_lt', EffectInfo.OS_LLONG_ULT),
('ullong_le', EffectInfo.OS_LLONG_ULE),
('ullong_eq', EffectInfo.OS_LLONG_EQ),
('ullong_ne', EffectInfo.OS_LLONG_NE),
('ullong_gt', EffectInfo.OS_LLONG_UGT),
('ullong_ge', EffectInfo.OS_LLONG_UGE),
]:
if opname.startswith('u'):
T = lltype.UnsignedLongLong
else:
T = lltype.SignedLongLong
self.do_check(opname, oopspecindex, [T, T], lltype.Bool)
def test_binary_op(self):
for opname, oopspecindex in [
('llong_add', EffectInfo.OS_LLONG_ADD),
('llong_sub', EffectInfo.OS_LLONG_SUB),
('llong_mul', EffectInfo.OS_LLONG_MUL),
('llong_and', EffectInfo.OS_LLONG_AND),
('llong_or', EffectInfo.OS_LLONG_OR),
('llong_xor', EffectInfo.OS_LLONG_XOR),
('ullong_add', EffectInfo.OS_LLONG_ADD),
('ullong_sub', EffectInfo.OS_LLONG_SUB),
('ullong_mul', EffectInfo.OS_LLONG_MUL),
('ullong_and', EffectInfo.OS_LLONG_AND),
('ullong_or', EffectInfo.OS_LLONG_OR),
('ullong_xor', EffectInfo.OS_LLONG_XOR),
]:
if opname.startswith('u'):
T = lltype.UnsignedLongLong
else:
T = lltype.SignedLongLong
self.do_check(opname, oopspecindex, [T, T], T)
def test_shifts(self):
for opname, oopspecindex in [
('llong_lshift', EffectInfo.OS_LLONG_LSHIFT),
('llong_rshift', EffectInfo.OS_LLONG_RSHIFT),
('ullong_lshift', EffectInfo.OS_LLONG_LSHIFT),
('ullong_rshift', EffectInfo.OS_LLONG_URSHIFT),
]:
if opname.startswith('u'):
T = lltype.UnsignedLongLong
else:
T = lltype.SignedLongLong
self.do_check(opname, oopspecindex, [T, lltype.Signed], T)
def test_casts(self):
self.do_check('cast_int_to_longlong', EffectInfo.OS_LLONG_FROM_INT,
[lltype.Signed], lltype.SignedLongLong)
self.do_check('cast_uint_to_longlong', EffectInfo.OS_LLONG_FROM_UINT,
[lltype.Unsigned], lltype.SignedLongLong)
self.do_check('truncate_longlong_to_int', EffectInfo.OS_LLONG_TO_INT,
[lltype.SignedLongLong], lltype.Signed)
self.do_check('cast_float_to_longlong', EffectInfo.OS_LLONG_FROM_FLOAT,
[lltype.Float], lltype.SignedLongLong)
self.do_check('cast_float_to_ulonglong', EffectInfo.OS_LLONG_FROM_FLOAT,
[lltype.Float], lltype.UnsignedLongLong)
self.do_check('cast_longlong_to_float', EffectInfo.OS_LLONG_TO_FLOAT,
[lltype.SignedLongLong], lltype.Float)
self.do_check('cast_ulonglong_to_float', EffectInfo.OS_LLONG_U_TO_FLOAT,
[lltype.UnsignedLongLong], lltype.Float)
for T1 in [lltype.SignedLongLong, lltype.UnsignedLongLong]:
for T2 in [lltype.Signed, lltype.Unsigned]:
self.do_check('cast_primitive', EffectInfo.OS_LLONG_TO_INT,
[T1], T2)
self.do_check('force_cast', EffectInfo.OS_LLONG_TO_INT,
[T1], T2)
if T2 == lltype.Signed:
expected = EffectInfo.OS_LLONG_FROM_INT
else:
expected = EffectInfo.OS_LLONG_FROM_UINT
self.do_check('cast_primitive', expected, [T2], T1)
self.do_check('force_cast', expected, [T2], T1)
#
for T1 in [lltype.SignedLongLong, lltype.UnsignedLongLong]:
for T2 in [lltype.SignedLongLong, lltype.UnsignedLongLong]:
vlist = [varoftype(T1)]
v_result = varoftype(T2)
op = SpaceOperation('force_cast', vlist, v_result)
tr = Transformer(FakeCPU(), FakeBuiltinCallControl())
op1 = tr.rewrite_operation(op)
assert op1 is None
def test_constants(self):
for TYPE in [lltype.SignedLongLong, lltype.UnsignedLongLong]:
v_x = varoftype(TYPE)
vlist = [v_x, const(rffi.cast(TYPE, 7))]
v_result = varoftype(TYPE)
op = SpaceOperation('llong_add', vlist, v_result)
tr = Transformer(FakeCPU(), FakeBuiltinCallControl())
op1 = tr.rewrite_operation(op)
#
assert op1.opname == 'residual_call_irf_f'
assert list(op1.args[1]) == []
assert list(op1.args[2]) == []
assert list(op1.args[3]) == vlist
assert op1.result == v_result
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