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# =============================================================================
# ____ _ _ ____ _ _
# _ __ _ _ / ___| | | | _ \| | __| | ___ _ __ ___
# | '_ \| | | | | _| |_| | | | | | / _` |/ _ \| '_ ` _ \
# | |_) | |_| | |_| | _ | |_| | |___ | (_| | (_) | | | | | |
# | .__/ \__, |\____|_| |_|____/|_____(_)__,_|\___/|_| |_| |_|
# |_| |___/
# =============================================================================
# Authors: Patrick Lehmann
#
# Package module: DOM: Common classes for package pyGHDL.dom.
#
# License:
# ============================================================================
# Copyright (C) 2019-2020 Tristan Gingold
#
# GHDL is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2, or (at your option) any later
# version.
#
# GHDL is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License
# along with GHDL; see the file COPYING. If not, write to the Free
# Software Foundation, 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
#
# SPDX-License-Identifier: GPL-2.0-or-later
# ============================================================================
#
"""
.. todo::
Add a module documentation.
"""
from pydecor import export
from pyVHDLModel.VHDLModel import Mode
from pyGHDL.libghdl import name_table
from pyGHDL.libghdl.vhdl import nodes
__all__ = []
@export
class GHDLBaseException(Exception):
pass
@export
class LibGHDLException(GHDLBaseException):
pass
@export
class GHDLException(GHDLBaseException):
pass
@export
class GHDLMixin:
_MODE_TRANSLATION = {
nodes.Iir_Mode.In_Mode: Mode.In,
nodes.Iir_Mode.Out_Mode: Mode.Out,
nodes.Iir_Mode.Inout_Mode: Mode.InOut,
nodes.Iir_Mode.Buffer_Mode: Mode.Buffer,
nodes.Iir_Mode.Linkage_Mode: Mode.Linkage
}
@classmethod
def _ghdlNodeToName(cls, node):
"""Return the python string from node :obj:`node` identifier"""
return name_table.Get_Name_Ptr(nodes.Get_Identifier(node)).decode("utf-8")
@classmethod
def _ghdlPortToMode(cls, port):
"""Return the mode of a :obj:`port`."""
try:
return cls._MODE_TRANSLATION[nodes.Get_Mode(port)]
except KeyError:
raise LibGHDLException("Unknown mode.")
|
