def __init__(self, parent, vector1, vector2, mask, name=""):
if not isinstance(vector1.type, types.VectorType):
raise TypeError("vector1 needs to be of VectorType.")
if vector2 != Undefined:
if vector2.type != vector1.type:
raise TypeError(
"vector2 needs to be " + "Undefined or of the same type as vector1."
)
if (
not isinstance(mask, Constant)
or not isinstance(mask.type, types.VectorType)
or not (
isinstance(mask.type.element, types.IntType)
and mask.type.element.width == 32
)
):
raise TypeError("mask needs to be a constant i32 vector.")
typ = types.VectorType(vector1.type.element, mask.type.count)
index_range = range(
vector1.type.count if vector2 == Undefined else 2 * vector1.type.count
)
if not all(ii.constant in index_range for ii in mask.constant):
raise IndexError("mask values need to be in {0}".format(index_range),)
super(ShuffleVector, self).__init__(
parent, typ, "shufflevector", [vector1, vector2, mask], name=name
)
def __init__(self, parent, op, lhs, rhs, name='', flags=[]):
if op not in self.VALID_OP:
raise ValueError("invalid comparison %r for %s" % (op, self.OPNAME))
for flag in flags:
if flag not in self.VALID_FLAG:
raise ValueError("invalid flag %r for %s" % (flag, self.OPNAME))
opname = self.OPNAME
if isinstance(lhs.type, types.VectorType):
typ = types.VectorType(types.IntType(1), lhs.type.count)
else:
typ = types.IntType(1)
super(CompareInstr, self).__init__(parent, typ,
opname, [lhs, rhs], flags=flags,
name=name)
self.op = op
