riscv-formal-nmigen/nmigen/compat/fhdl/bitcontainer.py

22 lines
558 B
Python

from ... import utils
from ...hdl import ast
from ..._utils import deprecated
__all__ = ["log2_int", "bits_for", "value_bits_sign"]
@deprecated("instead of `log2_int`, use `nmigen.utils.log2_int`")
def log2_int(n, need_pow2=True):
return utils.log2_int(n, need_pow2)
@deprecated("instead of `bits_for`, use `nmigen.utils.bits_for`")
def bits_for(n, require_sign_bit=False):
return utils.bits_for(n, require_sign_bit)
@deprecated("instead of `value_bits_sign(v)`, use `v.shape()`")
def value_bits_sign(v):
return ast.Value.cast(v).shape()