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-- Semantic analysis.
-- Copyright (C) 2002, 2003, 2004, 2005 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.
with Vhdl.Nodes; use Vhdl.Nodes;
package Vhdl.Sem_Stmts is
-- Analyze declarations and concurrent statements of BLK, which is
-- either an architecture_declaration, and entity_declaration,
-- a block_statement or a generate_statement_body.
procedure Sem_Block (Blk: Iir);
-- Analyze concurrent statement STMT. Used only by PSL.
procedure Sem_Concurrent_Statement
(Stmt : in out Iir; Is_Passive : Boolean);
-- Analyze the concurrent statements of PARENT.
procedure Sem_Concurrent_Statement_Chain (Parent : Iir);
-- Analyze declaration chain and sequential statement chain
-- of BODY_PARENT.
-- DECL is the declaration for these chains (DECL is the declaration, which
-- is different from the bodies).
-- This is used by processes and subprograms analyze.
procedure Sem_Sequential_Statements (Decl : Iir; Body_Parent : Iir);
-- Analyze report expression of a PSL statement.
procedure Sem_Report_Expression (Stmt : Iir);
-- Sem for concurrent and sequential assertion statements.
procedure Sem_Report_Statement (Stmt : Iir);
-- Get the current subprogram or process.
function Get_Current_Subprogram return Iir;
pragma Inline (Get_Current_Subprogram);
-- Get the current concurrent statement, or NULL_IIR if none.
function Get_Current_Concurrent_Statement return Iir;
pragma Inline (Get_Current_Concurrent_Statement);
-- Current PSL default_clock declaration.
-- Automatically saved and restore while analyzing concurrent statements.
Current_Psl_Default_Clock : Iir;
-- Add a driver for SIG.
-- STMT is used in case of error (it is the statement that creates the
-- driver).
-- Do nothing if:
-- The current statement list does not belong to a process,
-- SIG is a formal signal interface.
procedure Sem_Add_Driver (Sig : Iir; Stmt : Iir);
end Vhdl.Sem_Stmts;
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