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# =============================================================================
# ____ _ _ ____ _ _ _ _ _ _ _
# _ __ _ _ / ___| | | | _ \| | | (_) |__ __ _| |__ __| | |
# | '_ \| | | | | _| |_| | | | | | | | | '_ \ / _` | '_ \ / _` | |
# | |_) | |_| | |_| | _ | |_| | |___ _| | | |_) | (_| | | | | (_| | |
# | .__/ \__, |\____|_| |_|____/|_____(_)_|_|_.__/ \__, |_| |_|\__,_|_|
# |_| |___/ |___/
# =============================================================================
# Authors: Tristan Gingold
# Patrick Lehmann
#
# Package module: Python binding and low-level API for shared library 'libghdl'.
#
# License:
# ============================================================================
# Copyright (C) 2019-2021 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
# ============================================================================
#
from pydecor import export
from pyGHDL.libghdl import libghdl, Iir
@export
def Strip_Denoting_Name(Name: Iir) -> Iir:
"""
If :obj:`Name` is a simple or an expanded name, return the denoted declaration.
Otherwise, return :obj:`Name`.
:param Name: Simple or an expanded name.
:return: Denoted declaration.
"""
return libghdl.vhdl__utils__strip_denoting_name(Name)
@export
def Get_Entity(Decl: Iir) -> Iir:
"""
This is a wrapper around ``Get_Entity_Name`` to return the entity declaration
of the entity name of :obj:`Decl`, or ``Null_Iir`` in case of error.
:param Decl: Declaration
:return: Entity
"""
return libghdl.vhdl__utils__get_entity(Decl)
@export
def Is_Second_Subprogram_Specification(Spec: Iir) -> bool:
"""
Check if :obj:`Spec` is the subprogram specification of a subprogram body
which was previously declared. In that case, the only use of :obj:`Spec`
is to match the body with its declaration.
:param Spec: Specification
:return: ``True`` if subprogram specification and previously declared subprogram body match
"""
return libghdl.vhdl__utils__is_second_subprogram_specification(Spec)
@export
def Get_Entity_From_Entity_Aspect(Aspect: Iir) -> Iir:
"""
Extract the entity from :obj:`Aspect`.
If :obj:`Aspect` is a component declaration, return :obj:`Aspect`. If it's
open, return ``Null_Iir``
:param Aspect: Aspect
:return: Entity
"""
return libghdl.vhdl__utils__get_entity_from_entity_aspect(Aspect)
@export
def Get_Interface_Of_Formal(Formal: Iir) -> Iir:
"""
Get the interface corresponding to the formal name :obj:`Formal`. This is
always an interface, even if the formal is a name.
:param Formal: The formal.
:return: The corresponding interface.
"""
return libghdl.vhdl__utils__get_interface_of_formal(Formal)
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