Python Constant.int_signextend示例

示例#1

文件： base.py 项目： meawoppl/numba

    def get_constant(self, ty, val):
        assert not self.is_struct_type(ty)

        lty = self.get_value_type(ty)

        if ty == types.none:
            assert val is None
            return self.get_dummy_value()

        elif ty == types.boolean:
            return Constant.int(Type.int(1), int(val))

        elif ty in types.signed_domain:
            return Constant.int_signextend(lty, val)

        elif ty in types.unsigned_domain:
            return Constant.int(lty, val)

        elif ty in types.real_domain:
            return Constant.real(lty, val)

        elif isinstance(ty, types.UniTuple):
            consts = [self.get_constant(ty.dtype, v) for v in val]
            return Constant.array(consts[0].type, consts)

        raise NotImplementedError(ty)

示例#2

    def get_constant(self, ty, val):
        assert not self.is_struct_type(ty)

        lty = self.get_value_type(ty)

        if ty == types.none:
            assert val is None
            return self.get_dummy_value()

        elif ty == types.boolean:
            return Constant.int(Type.int(1), int(val))

        elif ty in types.signed_domain:
            return Constant.int_signextend(lty, val)

        elif ty in types.unsigned_domain:
            return Constant.int(lty, val)

        elif ty in types.real_domain:
            return Constant.real(lty, val)

        elif isinstance(ty, types.UniTuple):
            consts = [self.get_constant(ty.dtype, v) for v in val]
            return Constant.array(consts[0].type, consts)

        raise NotImplementedError(ty)

示例#3

    types.float64: Type.double(),
}

STRUCT_TYPES = {
    types.complex64: builtins.Complex64,
    types.complex128: builtins.Complex128,
    types.range_state32_type: builtins.RangeState32,
    types.range_iter32_type: builtins.RangeIter32,
    types.range_state64_type: builtins.RangeState64,
    types.range_iter64_type: builtins.RangeIter64,
    types.slice3_type: builtins.Slice,
}

Status = namedtuple("Status", ("code", "ok", "err", "exc", "none"))

RETCODE_OK = Constant.int_signextend(Type.int(), 0)
RETCODE_NONE = Constant.int_signextend(Type.int(), -2)
RETCODE_EXC = Constant.int_signextend(Type.int(), -1)


class Overloads(object):
    def __init__(self):
        self.versions = []

    def find(self, sig):
        for i, ver in enumerate(self.versions):
            if ver.signature == sig:
                return ver

            # As generic type
            nargs_matches = len(ver.signature.args) == len(sig.args)

示例#4

def const_intp(value):
    return Constant.int_signextend(intp_type, value)

示例#5

文件： llvm_codegen.py 项目： aterrel/pykit

def integer_invert(builder, val):
    return builder.xor(val, Constant.int_signextend(val.type, -1))

示例#6

文件： llvm_array.py 项目： aaronmartin0303/blaze

def const_intp(value):
    return Constant.int_signextend(intp_type, value)

示例#7

文件： llvm_codegen.py 项目： inaimathi/pykit

def integer_invert(builder, val):
    return builder.xor(val, Constant.int_signextend(val.type, -1))