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|
-- Node displaying (for debugging).
-- 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.
-- Display trees in raw form. Mainly used for debugging.
with Logging; use Logging;
with Name_Table;
with Str_Table;
with Files_Map;
with PSL.Dump_Tree;
with Vhdl.Nodes_Meta;
-- Do not add a use clause for iirs_utils, as it may crash for ill-formed
-- trees, which is annoying while debugging.
package body Vhdl.Disp_Tree is
-- Max depth for Disp_Iir. Can be modified from a debugger.
pragma Warnings (Off);
Max_Depth : Natural := 10;
pragma Warnings (On);
procedure Disp_Header (N : Iir);
procedure Disp_Tree_List_Flat (Tree_List: Iir_List; Tab: Natural);
pragma Unreferenced (Disp_Tree_List_Flat);
procedure Put_Indent (Tab: Natural) is
Blanks : constant String (1 .. 2 * Tab) := (others => ' ');
begin
Log (Blanks);
end Put_Indent;
procedure Disp_Int32 (Num : Int32)
is
Res : String (1 .. 10) := " ]";
N : Int32;
begin
N := Num;
for I in reverse 2 .. 9 loop
Res (I) := Character'Val (Character'Pos ('0') + (N mod 10));
N := N / 10;
if N = 0 then
Res (I - 1) := '[';
Log (Res (I - 1 .. Res'Last));
return;
end if;
end loop;
Log (Res);
end Disp_Int32;
procedure Disp_Iir_Number (Node: Iir) is
begin
Disp_Int32 (Int32 (Node));
end Disp_Iir_Number;
-- For iir.
procedure Disp_Iir_List
(Tree_List : Iir_List; Tab : Natural; Depth : Natural)
is
It : List_Iterator;
begin
case Tree_List is
when Null_Iir_List =>
Log_Line ("null-list");
when Iir_List_All =>
Log_Line ("list-all");
when others =>
Log_Line;
It := List_Iterate (Tree_List);
while Is_Valid (It) loop
Put_Indent (Tab);
Disp_Iir (Get_Element (It), Tab + 1, Depth);
Next (It);
end loop;
end case;
end Disp_Iir_List;
procedure Disp_Iir_Flist
(Tree_Flist : Iir_Flist; Tab : Natural; Depth : Natural)
is
El: Iir;
begin
if Tree_Flist = Null_Iir_Flist then
Log_Line ("null-flist");
elsif Tree_Flist = Iir_Flist_All then
Log_Line ("flist-all");
elsif Tree_Flist = Iir_Flist_Others then
Log_Line ("flist-others");
else
Log_Line;
for I in Flist_First .. Flist_Last (Tree_Flist) loop
El := Get_Nth_Element (Tree_Flist, I);
Put_Indent (Tab);
Disp_Iir (El, Tab + 1, Depth);
end loop;
end if;
end Disp_Iir_Flist;
procedure Disp_Chain (Tree_Chain: Iir; Indent: Natural; Depth : Natural)
is
El: Iir;
begin
Log_Line;
El := Tree_Chain;
while El /= Null_Iir loop
Put_Indent (Indent);
Disp_Iir (El, Indent + 1, Depth);
El := Get_Chain (El);
end loop;
end Disp_Chain;
procedure Disp_Tree_Flat_Chain (Tree_Chain: Iir; Tab: Natural)
is
El: Iir;
begin
El := Tree_Chain;
while El /= Null_Iir loop
Disp_Iir (El, Tab, 0);
El := Get_Chain (El);
end loop;
end Disp_Tree_Flat_Chain;
pragma Unreferenced (Disp_Tree_Flat_Chain);
procedure Disp_Tree_List_Flat (Tree_List : Iir_List; Tab : Natural)
is
It : List_Iterator;
begin
case Tree_List is
when Null_Iir_List =>
Put_Indent (Tab);
Log_Line (" null-list");
when Iir_List_All =>
Put_Indent (Tab);
Log_Line (" list-all");
when others =>
It := List_Iterate (Tree_List);
while Is_Valid (It) loop
Disp_Iir (Get_Element (It), Tab, 0);
Next (It);
end loop;
end case;
end Disp_Tree_List_Flat;
function Image_Name_Id (Ident: Name_Id) return String
is
use Name_Table;
begin
if Ident = Null_Identifier then
return "<anonymous>";
elsif Is_Character (Ident) then
return Image (Ident);
else
return '"' & Image (Ident) & '"';
end if;
end Image_Name_Id;
function Image_Iir_Staticness (Static: Iir_Staticness) return String is
begin
case Static is
when Unknown =>
return "???";
when None =>
return "none";
when Globally =>
return "global";
when Locally =>
return "local";
end case;
end Image_Iir_Staticness;
function Image_Boolean (Bool : Boolean) return String is
begin
if Bool then
return "true";
else
return "false";
end if;
end Image_Boolean;
function Image_Iir_Delay_Mechanism (Mech : Iir_Delay_Mechanism)
return String is
begin
case Mech is
when Iir_Inertial_Delay =>
return "inertial";
when Iir_Transport_Delay =>
return "transport";
end case;
end Image_Iir_Delay_Mechanism;
function Image_Iir_Mode (Mode : Iir_Mode) return String is
begin
case Mode is
when Iir_Unknown_Mode =>
return "???";
when Iir_Linkage_Mode =>
return "linkage";
when Iir_Buffer_Mode =>
return "buffer";
when Iir_Out_Mode =>
return "out";
when Iir_Inout_Mode =>
return "inout";
when Iir_In_Mode =>
return "in";
end case;
end Image_Iir_Mode;
function Image_Iir_Signal_Kind (Kind : Iir_Signal_Kind) return String is
begin
case Kind is
when Iir_Register_Kind =>
return "register";
when Iir_Bus_Kind =>
return "bus";
end case;
end Image_Iir_Signal_Kind;
function Image_Iir_Pure_State (State : Iir_Pure_State) return String is
begin
case State is
when Pure =>
return "pure";
when Impure =>
return "impure";
when Maybe_Impure =>
return "maybe_impure";
when Unknown =>
return "unknown";
end case;
end Image_Iir_Pure_State;
function Image_Iir_All_Sensitized (Sig : Iir_All_Sensitized)
return String is
begin
case Sig is
when Unknown =>
return "???";
when No_Signal =>
return "no_signal";
when Read_Signal =>
return "read_signal";
when Invalid_Signal =>
return "invalid_signal";
end case;
end Image_Iir_All_Sensitized;
function Image_Iir_Constraint (Const : Iir_Constraint) return String is
begin
case Const is
when Unconstrained =>
return "unconstrained";
when Partially_Constrained =>
return "partially constrained";
when Fully_Constrained =>
return "fully constrained";
end case;
end Image_Iir_Constraint;
function Image_Date_State_Type (State : Date_State_Type) return String is
begin
case State is
when Date_Extern =>
return "extern";
when Date_Disk =>
return "disk";
when Date_Parse =>
return "parse";
when Date_Analyze =>
return "analyze";
end case;
end Image_Date_State_Type;
function Image_Tri_State_Type (State : Tri_State_Type) return String is
begin
case State is
when True =>
return "true";
when False =>
return "false";
when Unknown =>
return "unknown";
end case;
end Image_Tri_State_Type;
function Image_Time_Stamp_Id (Id : Time_Stamp_Id) return String
renames Files_Map.Get_Time_Stamp_String;
function Image_File_Checksum_Id (Id : File_Checksum_Id) return String
renames Files_Map.Get_File_Checksum_String;
function Image_Iir_Predefined_Functions (F : Iir_Predefined_Functions)
return String is
begin
return Iir_Predefined_Functions'Image (F);
end Image_Iir_Predefined_Functions;
procedure Disp_PSL_NFA (N : PSL_NFA; Indent : Natural)
is
pragma Unreferenced (Indent);
begin
if N = 0 then
Log_Line ("*null*");
else
Log_Line ("*??*");
end if;
end Disp_PSL_NFA;
function Image_Location_Type (Loc : Location_Type) return String is
begin
return Files_Map.Image (Loc);
end Image_Location_Type;
function Image_Iir_Direction (Dir : Iir_Direction) return String is
begin
case Dir is
when Iir_To =>
return "to";
when Iir_Downto =>
return "downto";
end case;
end Image_Iir_Direction;
function Image_Token_Type (Tok : Vhdl.Tokens.Token_Type) return String
renames Vhdl.Tokens.Image;
function Image_String8 (N : Iir) return String
is
use Str_Table;
T : constant Iir := Get_Type (N);
Str : constant String8_Id := Get_String8_Id (N);
Len : constant Int32 := Get_String_Length (N);
begin
if Is_Null (T) then
-- Not yet analyzed, the string is the ASCII image.
return Str_Table.String_String8 (Str, Len);
else
declare
El : constant Iir := Get_Base_Type (Get_Element_Subtype (T));
Lits : constant Iir_Flist := Get_Enumeration_Literal_List (El);
Res : String (1 .. Natural (Len));
C : Natural;
begin
for I in 1 .. Len loop
C := Natural (Element_String8 (Str, I));
Res (Natural (I)) := Name_Table.Get_Character
(Get_Identifier (Get_Nth_Element (Lits, C)));
end loop;
return Res;
end;
end if;
end Image_String8;
procedure Header (Str : String; Indent : Natural) is
begin
Put_Indent (Indent);
Log (Str);
Log (": ");
end Header;
procedure Disp_Header (N : Iir)
is
use Vhdl.Nodes_Meta;
K : Iir_Kind;
begin
if N = Null_Iir then
Log_Line ("*null*");
return;
end if;
K := Get_Kind (N);
Log (Get_Iir_Image (K));
if Has_Identifier (K) then
Log (" ");
Log (Image_Name_Id (Get_Identifier (N)));
end if;
Log (" ");
Disp_Iir_Number (N);
-- Be nice: print type name for a type definition.
if K in Iir_Kinds_Type_And_Subtype_Definition
or K = Iir_Kind_Wildcard_Type_Definition
then
declare
Decl : constant Iir := Get_Type_Declarator (N);
begin
if Decl /= Null_Iir
and then Get_Identifier (Decl) /= Null_Identifier
then
Log (" ");
Log (Image_Name_Id (Get_Identifier (Decl)));
end if;
end;
end if;
Log_Line;
end Disp_Header;
procedure Disp_Iir (N : Iir; Indent : Natural; Depth : Natural)
is
Sub_Indent : constant Natural := Indent + 1;
Ndepth : Natural;
begin
Disp_Header (N);
if Depth = 0 or else N = Null_Iir then
return;
end if;
Header ("location", Indent);
declare
L : Location_Type;
begin
L := Get_Location (N);
loop
Log (Image_Location_Type (L));
L := Files_Map.Location_Instance_To_Location (L);
exit when L = No_Location;
Log (" instantiated at ");
end loop;
Log_Line;
end;
declare
use Vhdl.Nodes_Meta;
Fields : constant Fields_Array := Get_Fields (Get_Kind (N));
F : Fields_Enum;
begin
for I in Fields'Range loop
F := Fields (I);
Header (Get_Field_Image (F), Indent);
case Get_Field_Type (F) is
when Type_Iir =>
case Get_Field_Attribute (F) is
when Attr_None =>
Disp_Iir (Get_Iir (N, F), Sub_Indent, Depth - 1);
when Attr_Ref
| Attr_Forward_Ref
| Attr_Maybe_Forward_Ref =>
Disp_Iir (Get_Iir (N, F), Sub_Indent, 0);
when Attr_Maybe_Ref =>
if Get_Is_Ref (N) then
Ndepth := 0;
else
Ndepth := Depth - 1;
end if;
Disp_Iir (Get_Iir (N, F), Sub_Indent, Ndepth);
when Attr_Chain =>
Disp_Chain (Get_Iir (N, F), Sub_Indent, Depth - 1);
when Attr_Chain_Next =>
Disp_Iir_Number (Get_Iir (N, F));
Log_Line;
when Attr_Of_Ref | Attr_Of_Maybe_Ref =>
raise Internal_Error;
end case;
when Type_Iir_List =>
case Get_Field_Attribute (F) is
when Attr_None =>
Ndepth := Depth - 1;
when Attr_Of_Ref =>
Ndepth := 0;
when Attr_Ref =>
Ndepth := 0;
when Attr_Of_Maybe_Ref =>
if Get_Is_Ref (N) then
Ndepth := 0;
else
Ndepth := Depth - 1;
end if;
when others =>
raise Internal_Error;
end case;
Disp_Iir_List (Get_Iir_List (N, F), Sub_Indent, Ndepth);
when Type_Iir_Flist =>
case Get_Field_Attribute (F) is
when Attr_None =>
Ndepth := Depth - 1;
when Attr_Of_Ref =>
Ndepth := 0;
when Attr_Ref =>
Ndepth := 0;
when Attr_Of_Maybe_Ref =>
if Get_Is_Ref (N) then
Ndepth := 0;
else
Ndepth := Depth - 1;
end if;
when others =>
raise Internal_Error;
end case;
Disp_Iir_Flist (Get_Iir_Flist (N, F), Sub_Indent, Ndepth);
when Type_PSL_NFA =>
Disp_PSL_NFA (Get_PSL_NFA (N, F), Sub_Indent);
when Type_String8_Id =>
Log_Line ("<string8>");
when Type_PSL_Node =>
PSL.Dump_Tree.Disp_Tree
(Get_PSL_Node (N, F), Sub_Indent, Depth - 1);
when Type_Source_Ptr =>
Log_Line (Source_Ptr'Image (Get_Source_Ptr (N, F)));
when Type_Source_File_Entry =>
Log_Line (Source_File_Entry'Image
(Get_Source_File_Entry (N, F)));
when Type_Date_Type =>
Log_Line (Date_Type'Image (Get_Date_Type (N, F)));
when Type_Number_Base_Type =>
Log_Line (Number_Base_Type'Image
(Get_Number_Base_Type (N, F)));
when Type_Iir_Constraint =>
Log_Line (Image_Iir_Constraint
(Get_Iir_Constraint (N, F)));
when Type_Iir_Mode =>
Log_Line (Image_Iir_Mode (Get_Iir_Mode (N, F)));
when Type_Iir_Index32 =>
Log_Line (Iir_Index32'Image (Get_Iir_Index32 (N, F)));
when Type_Int64 =>
Log_Line (Int64'Image (Get_Int64 (N, F)));
when Type_Boolean =>
Log_Line (Image_Boolean
(Get_Boolean (N, F)));
when Type_Iir_Staticness =>
Log_Line (Image_Iir_Staticness
(Get_Iir_Staticness (N, F)));
when Type_Date_State_Type =>
Log_Line (Image_Date_State_Type
(Get_Date_State_Type (N, F)));
when Type_Iir_All_Sensitized =>
Log_Line (Image_Iir_All_Sensitized
(Get_Iir_All_Sensitized (N, F)));
when Type_Iir_Signal_Kind =>
Log_Line (Image_Iir_Signal_Kind
(Get_Iir_Signal_Kind (N, F)));
when Type_Tri_State_Type =>
Log_Line (Image_Tri_State_Type
(Get_Tri_State_Type (N, F)));
when Type_Iir_Pure_State =>
Log_Line (Image_Iir_Pure_State
(Get_Iir_Pure_State (N, F)));
when Type_Iir_Delay_Mechanism =>
Log_Line (Image_Iir_Delay_Mechanism
(Get_Iir_Delay_Mechanism (N, F)));
when Type_Iir_Predefined_Functions =>
Log_Line (Image_Iir_Predefined_Functions
(Get_Iir_Predefined_Functions (N, F)));
when Type_Iir_Direction =>
Log_Line (Image_Iir_Direction
(Get_Iir_Direction (N, F)));
when Type_Iir_Int32 =>
Log_Line (Iir_Int32'Image (Get_Iir_Int32 (N, F)));
when Type_Int32 =>
Log_Line (Int32'Image (Get_Int32 (N, F)));
when Type_Fp64 =>
Log_Line (Fp64'Image (Get_Fp64 (N, F)));
when Type_Time_Stamp_Id =>
Log_Line (Image_Time_Stamp_Id
(Get_Time_Stamp_Id (N, F)));
when Type_File_Checksum_Id =>
Log_Line (Image_File_Checksum_Id
(Get_File_Checksum_Id (N, F)));
when Type_Token_Type =>
Log_Line (Image_Token_Type (Get_Token_Type (N, F)));
when Type_Name_Id =>
Log (Image_Name_Id (Get_Name_Id (N, F)));
Log (" ");
Disp_Int32 (Int32 (Get_Name_Id (N, F)));
Log_Line;
end case;
end loop;
end;
end Disp_Iir;
procedure Disp_Tree_For_Psl
(N : Int32; Indent : Natural; Depth : Natural) is
begin
Disp_Iir (Iir (N), Indent, Depth);
end Disp_Tree_For_Psl;
procedure Disp_Tree (Tree : Iir;
Flat : Boolean := false) is
begin
if Flat then
Disp_Iir (Tree, 1, 0);
else
Disp_Iir (Tree, 1, Max_Depth);
end if;
end Disp_Tree;
end Vhdl.Disp_Tree;
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