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+-- Canonicalization pass
+-- 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 Iirs; use Iirs;
+
+package Canon is
+ -- If true, a label will be added for statements which do not have a
+ -- label.
+ Canon_Flag_Add_Labels : Boolean := False;
+
+ -- If true, canon sequentials statements (processes and subprograms).
+ Canon_Flag_Sequentials_Stmts : Boolean := False;
+
+ -- If true, canon expressions.
+ Canon_Flag_Expressions : Boolean := False;
+
+ -- If true, replace 'all' sensitivity list by the explicit list
+ -- (If true, Canon_Flag_Sequentials_Stmts must be true)
+ Canon_Flag_All_Sensitivity : Boolean := False;
+
+ -- If true, operands of type array element of a concatenation operator
+ -- are converted (by an aggregate) into array.
+ Canon_Concatenation : Boolean := False;
+
+ -- Do canonicalization:
+ -- Transforms concurrent statements into sensitized process statements
+ -- (all but component instanciation and block).
+ -- This computes sensivity list.
+ --
+ -- Association list are completed:
+ -- * Formal are added.
+ -- * association are created for formal not associated (actual is open).
+ -- * an association is created (for block header only).
+ procedure Canonicalize (Unit: Iir_Design_Unit);
+
+ -- Create a default configuration declaration for architecture ARCH.
+ function Create_Default_Configuration_Declaration
+ (Arch : Iir_Architecture_Body)
+ return Iir_Design_Unit;
+
+ -- Canonicalize a subprogram call.
+ procedure Canon_Subprogram_Call (Call : Iir);
+
+ -- Compute the sensivity list of EXPR and add it to SENSIVITY_LIST.
+ -- If IS_TARGET is true, the longuest static prefix of the signal name
+ -- is not added to the sensitivity list, but other static prefix (such
+ -- as indexes of an indexed name) are added.
+ procedure Canon_Extract_Sensitivity
+ (Expr: Iir; Sensitivity_List: Iir_List; Is_Target: Boolean := False);
+
+ -- Compute the sensitivity list of all-sensitized process PROC.
+ -- Used for vhdl 08.
+ function Canon_Extract_Process_Sensitivity
+ (Proc : Iir_Sensitized_Process_Statement)
+ return Iir_List;
+end Canon;