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-- Meta description of nodes.
-- Copyright (C) 2015 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 Types; use Types;
with PSL.Nodes; use PSL.Nodes;
package PSL.Nodes_Meta is
-- The enumeration of all possible types in the nodes.
type Types_Enum is
(
Type_Boolean,
Type_HDL_Node,
Type_Int32,
Type_NFA,
Type_Name_Id,
Type_Node,
Type_PSL_Presence_Kind,
Type_Uns32
);
-- The enumeration of all fields defined in iirs.
type Fields_Enum is
(
Field_Identifier,
Field_Label,
Field_Chain,
Field_Instance,
Field_Prefix,
Field_Item_Chain,
Field_Property,
Field_String,
Field_SERE,
Field_Left,
Field_Right,
Field_Sequence,
Field_Strong_Flag,
Field_Inclusive_Flag,
Field_Low_Bound,
Field_High_Bound,
Field_Number,
Field_Value,
Field_Boolean,
Field_Decl,
Field_HDL_Node,
Field_Hash,
Field_Hash_Link,
Field_HDL_Index,
Field_Presence,
Field_NFA,
Field_Parameter_List,
Field_Actual,
Field_Formal,
Field_Declaration,
Field_Association_Chain,
Field_Global_Clock
);
pragma Discard_Names (Fields_Enum);
-- Return the type of field F.
function Get_Field_Type (F : Fields_Enum) return Types_Enum;
-- Get the name of a field.
function Get_Field_Image (F : Fields_Enum) return String;
-- Get the name of a kind.
function Get_Nkind_Image (K : Nkind) return String;
-- Possible attributes of a field.
type Field_Attribute is
(
Attr_None,
Attr_Ref, Attr_Maybe_Ref, Attr_Of_Ref,
Attr_Chain, Attr_Chain_Next
);
-- Get the attribute of a field.
function Get_Field_Attribute (F : Fields_Enum) return Field_Attribute;
type Fields_Array is array (Natural range <>) of Fields_Enum;
-- Return the list of fields for node K. The fields are sorted: first
-- the non nodes/list of nodes, then the nodes/lists that aren't reference,
-- and then the reference.
function Get_Fields (K : Nkind) return Fields_Array;
-- Get/Set a field.
function Get_Boolean
(N : Node; F : Fields_Enum) return Boolean;
procedure Set_Boolean
(N : Node; F : Fields_Enum; V: Boolean);
function Get_HDL_Node
(N : Node; F : Fields_Enum) return HDL_Node;
procedure Set_HDL_Node
(N : Node; F : Fields_Enum; V: HDL_Node);
function Get_Int32
(N : Node; F : Fields_Enum) return Int32;
procedure Set_Int32
(N : Node; F : Fields_Enum; V: Int32);
function Get_NFA
(N : Node; F : Fields_Enum) return NFA;
procedure Set_NFA
(N : Node; F : Fields_Enum; V: NFA);
function Get_Name_Id
(N : Node; F : Fields_Enum) return Name_Id;
procedure Set_Name_Id
(N : Node; F : Fields_Enum; V: Name_Id);
function Get_Node
(N : Node; F : Fields_Enum) return Node;
procedure Set_Node
(N : Node; F : Fields_Enum; V: Node);
function Get_PSL_Presence_Kind
(N : Node; F : Fields_Enum) return PSL_Presence_Kind;
procedure Set_PSL_Presence_Kind
(N : Node; F : Fields_Enum; V: PSL_Presence_Kind);
function Get_Uns32
(N : Node; F : Fields_Enum) return Uns32;
procedure Set_Uns32
(N : Node; F : Fields_Enum; V: Uns32);
function Has_Identifier (K : Nkind) return Boolean;
function Has_Label (K : Nkind) return Boolean;
function Has_Chain (K : Nkind) return Boolean;
function Has_Instance (K : Nkind) return Boolean;
function Has_Prefix (K : Nkind) return Boolean;
function Has_Item_Chain (K : Nkind) return Boolean;
function Has_Property (K : Nkind) return Boolean;
function Has_String (K : Nkind) return Boolean;
function Has_SERE (K : Nkind) return Boolean;
function Has_Left (K : Nkind) return Boolean;
function Has_Right (K : Nkind) return Boolean;
function Has_Sequence (K : Nkind) return Boolean;
function Has_Strong_Flag (K : Nkind) return Boolean;
function Has_Inclusive_Flag (K : Nkind) return Boolean;
function Has_Low_Bound (K : Nkind) return Boolean;
function Has_High_Bound (K : Nkind) return Boolean;
function Has_Number (K : Nkind) return Boolean;
function Has_Value (K : Nkind) return Boolean;
function Has_Boolean (K : Nkind) return Boolean;
function Has_Decl (K : Nkind) return Boolean;
function Has_HDL_Node (K : Nkind) return Boolean;
function Has_Hash (K : Nkind) return Boolean;
function Has_Hash_Link (K : Nkind) return Boolean;
function Has_HDL_Index (K : Nkind) return Boolean;
function Has_Presence (K : Nkind) return Boolean;
function Has_NFA (K : Nkind) return Boolean;
function Has_Parameter_List (K : Nkind) return Boolean;
function Has_Actual (K : Nkind) return Boolean;
function Has_Formal (K : Nkind) return Boolean;
function Has_Declaration (K : Nkind) return Boolean;
function Has_Association_Chain (K : Nkind) return Boolean;
function Has_Global_Clock (K : Nkind) return Boolean;
end PSL.Nodes_Meta;
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