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|
-- GHDL driver - print commands.
-- 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 GCC; see the file COPYING. If not, write to the Free
-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-- 02111-1307, USA.
with Ada.Characters.Latin_1;
with Ada.Text_IO; use Ada.Text_IO;
with GNAT.Directory_Operations;
with GNAT.OS_Lib; use GNAT.OS_Lib;
with Tables;
with Types; use Types;
with Flags;
with Name_Table; use Name_Table;
with Files_Map;
with Libraries;
with Options; use Options;
with Errorout; use Errorout;
with Vhdl.Errors; use Vhdl.Errors;
with Vhdl.Utils; use Vhdl.Utils;
with Vhdl.Tokens;
with Vhdl.Scanner;
with Vhdl.Parse;
with Vhdl.Canon;
with Version;
with Vhdl.Xrefs;
with Vhdl.Sem_Lib; use Vhdl.Sem_Lib;
with Ghdlmain; use Ghdlmain;
with Ghdllocal; use Ghdllocal;
with Vhdl.Prints;
with Vhdl.Formatters;
with Vhdl.Elocations;
package body Ghdlprint is
type Html_Format_Type is (Html_2, Html_Css);
Html_Format : Html_Format_Type := Html_2;
procedure Put_Html (C : Character) is
begin
case C is
when '>' =>
Put (">");
when '<' =>
Put ("<");
when '&' =>
Put ("&");
when others =>
Put (C);
end case;
end Put_Html;
procedure Put_Html (S : String) is
begin
for I in S'Range loop
Put_Html (S (I));
end loop;
end Put_Html;
package Nat_IO is new Ada.Text_IO.Integer_IO (Num => Natural);
procedure Put_Nat (N : Natural) is
begin
Nat_IO.Put (N, Width => 0);
end Put_Nat;
type Filexref_Info_Type is record
Output : String_Acc;
Referenced : Boolean;
end record;
type Filexref_Info_Arr is array (Source_File_Entry range <>)
of Filexref_Info_Type;
type Filexref_Info_Arr_Acc is access Filexref_Info_Arr;
Filexref_Info : Filexref_Info_Arr_Acc := null;
-- If True, at least one xref is missing.
Missing_Xref : Boolean := False;
procedure PP_Html_File (File : Source_File_Entry)
is
use Flags;
use Vhdl.Scanner;
use Vhdl.Tokens;
use Files_Map;
use Ada.Characters.Latin_1;
Line : Natural;
Buf : File_Buffer_Acc;
Prev_Tok : Token_Type;
-- Current logical column number. Used to expand TABs.
Col : Natural;
-- Position just after the last token.
Last_Tok : Source_Ptr;
-- Position just before the current token.
Bef_Tok : Source_Ptr;
-- Position just after the current token.
Aft_Tok : Source_Ptr;
procedure Disp_Ln
is
N : Natural;
Str : String (1 .. 5);
begin
case Html_Format is
when Html_2 =>
Put ("<font size=-1>");
when Html_Css =>
Put ("<i>");
end case;
N := Line;
for I in reverse Str'Range loop
if N = 0 then
Str (I) := ' ';
else
Str (I) := Character'Val (48 + N mod 10);
N := N / 10;
end if;
end loop;
Put (Str);
case Html_Format is
when Html_2 =>
Put ("</font>");
when Html_Css =>
Put ("</i>");
end case;
Put (" ");
Col := 0;
end Disp_Ln;
procedure Disp_Spaces
is
C : Character;
P : Source_Ptr;
N_Col : Natural;
begin
P := Last_Tok;
while P < Bef_Tok loop
C := Buf (P);
if C = HT then
-- Expand TABS.
N_Col := Col + Tab_Stop;
N_Col := N_Col - N_Col mod Tab_Stop;
while Col < N_Col loop
Put (' ');
Col := Col + 1;
end loop;
else
Put (' ');
Col := Col + 1;
end if;
P := P + 1;
end loop;
end Disp_Spaces;
procedure Disp_Text
is
P : Source_Ptr;
begin
P := Bef_Tok;
while P < Aft_Tok loop
Put_Html (Buf (P));
Col := Col + 1;
P := P + 1;
end loop;
end Disp_Text;
procedure Disp_Reserved is
begin
Disp_Spaces;
case Html_Format is
when Html_2 =>
Put ("<font color=red>");
Disp_Text;
Put ("</font>");
when Html_Css =>
Put ("<em>");
Disp_Text;
Put ("</em>");
end case;
end Disp_Reserved;
procedure Disp_Href (Loc : Location_Type)
is
L_File : Source_File_Entry;
L_Pos : Source_Ptr;
begin
Location_To_File_Pos (Loc, L_File, L_Pos);
Put (" href=""");
if L_File /= File then
-- External reference.
if Filexref_Info (L_File).Output /= null then
Put (Filexref_Info (L_File).Output.all);
Put ("#");
Put_Nat (Natural (L_Pos));
else
-- Reference to an unused file.
Put ("index.html#f");
Put_Nat (Natural (L_File));
Filexref_Info (L_File).Referenced := True;
end if;
else
-- Local reference.
Put ("#");
Put_Nat (Natural (L_Pos));
end if;
Put ("""");
end Disp_Href;
procedure Disp_Anchor (Loc : Location_Type)
is
L_File : Source_File_Entry;
L_Pos : Source_Ptr;
begin
Put (" name=""");
Location_To_File_Pos (Loc, L_File, L_Pos);
Put_Nat (Natural (L_Pos));
Put ("""");
end Disp_Anchor;
procedure Disp_Identifier
is
use Vhdl.Xrefs;
Ref : Xref;
Decl : Iir;
Bod : Iir;
Loc : Location_Type;
begin
if Flags.Flag_Xref then
Loc := File_Pos_To_Location (File, Bef_Tok);
Ref := Find (Loc);
if Ref = Bad_Xref then
Disp_Spaces;
Disp_Text;
Warning_Msg_Sem (Warnid_Missing_Xref, Loc, "cannot find xref");
Missing_Xref := True;
return;
end if;
else
Disp_Spaces;
Disp_Text;
return;
end if;
case Get_Xref_Kind (Ref) is
when Xref_Keyword =>
Disp_Reserved;
when Xref_Decl =>
Disp_Spaces;
Put ("<a");
Disp_Anchor (Loc);
Decl := Get_Xref_Node (Ref);
case Get_Kind (Decl) is
when Iir_Kind_Function_Declaration
| Iir_Kind_Procedure_Declaration =>
Bod := Get_Subprogram_Body (Decl);
when Iir_Kind_Package_Declaration =>
Bod := Get_Package_Body (Decl);
when Iir_Kind_Type_Declaration =>
Decl := Get_Type (Decl);
case Get_Kind (Decl) is
when Iir_Kind_Protected_Type_Declaration =>
Bod := Get_Protected_Type_Body (Decl);
when Iir_Kind_Incomplete_Type_Definition =>
Bod := Get_Type_Declarator (Decl);
when others =>
Bod := Null_Iir;
end case;
when others =>
Bod := Null_Iir;
end case;
if Bod /= Null_Iir then
Disp_Href (Get_Location (Bod));
end if;
Put (">");
Disp_Text;
Put ("</a>");
when Xref_Ref
| Xref_End =>
Disp_Spaces;
Decl := Get_Xref_Node (Ref);
Loc := Get_Location (Decl);
if Loc /= Location_Nil then
Put ("<a");
Disp_Href (Loc);
Put (">");
Disp_Text;
Put ("</a>");
else
-- This may happen for overload list, in use clauses.
Disp_Text;
end if;
when Xref_Body =>
Disp_Spaces;
Put ("<a");
Disp_Anchor (Loc);
Disp_Href (Get_Location (Get_Xref_Node (Ref)));
Put (">");
Disp_Text;
Put ("</a>");
end case;
end Disp_Identifier;
procedure Disp_Attribute
is
use Vhdl.Xrefs;
Ref : Xref;
Decl : Iir;
Loc : Location_Type;
begin
Disp_Spaces;
if Flags.Flag_Xref then
Loc := File_Pos_To_Location (File, Bef_Tok);
Ref := Find (Loc);
else
Ref := Bad_Xref;
end if;
if Ref = Bad_Xref then
case Html_Format is
when Html_2 =>
Put ("<font color=orange>");
Disp_Text;
Put ("</font>");
when Html_Css =>
Put ("<var>");
Disp_Text;
Put ("</var>");
end case;
else
Decl := Get_Xref_Node (Ref);
Loc := Get_Location (Decl);
Put ("<a");
Disp_Href (Loc);
Put (">");
Disp_Text;
Put ("</a>");
end if;
end Disp_Attribute;
begin
Vhdl.Scanner.Flag_Comment := True;
Vhdl.Scanner.Flag_Newline := True;
Set_File (File);
Buf := Get_File_Source (File);
Put_Line ("<pre>");
Line := 1;
Disp_Ln;
Last_Tok := Source_Ptr_Org;
Prev_Tok := Tok_Invalid;
loop
Scan;
Bef_Tok := Get_Token_Position;
Aft_Tok := Get_Position;
case Current_Token is
when Tok_Eof =>
exit;
when Tok_Newline =>
New_Line;
Line := Line + 1;
Disp_Ln;
when Tok_Line_Comment
| Tok_Block_Comment =>
Disp_Spaces;
case Html_Format is
when Html_2 =>
Put ("<font color=green>");
Disp_Text;
Put ("</font>");
when Html_Css =>
Put ("<tt>");
Disp_Text;
Put ("</tt>");
end case;
when Tok_Mod .. Tok_Vunit =>
Disp_Reserved;
when Tok_Semi_Colon =>
Disp_Spaces;
Disp_Text;
when Tok_Across .. Tok_Tolerance =>
Disp_Reserved;
when Tok_Psl_Clock
| Tok_Psl_Endpoint
| Tok_Psl_Boolean
| Tok_Psl_Const
| Tok_Inf
| Tok_Within
| Tok_Abort
| Tok_Before
| Tok_Before_Em
| Tok_Before_Un
| Tok_Before_Em_Un
| Tok_Until_Em
| Tok_Until_Un
| Tok_Until_Em_Un
| Tok_Always
| Tok_Never
| Tok_Eventually_Em
| Tok_Next_Em
| Tok_Next_A
| Tok_Next_A_Em
| Tok_Next_E
| Tok_Next_E_Em
| Tok_Next_Event
| Tok_Next_Event_Em
| Tok_Next_Event_A
| Tok_Next_Event_A_Em
| Tok_Next_Event_E_Em
| Tok_Next_Event_E =>
Disp_Spaces;
Disp_Text;
when Tok_String
| Tok_Bit_String
| Tok_Character =>
Disp_Spaces;
case Html_Format is
when Html_2 =>
Put ("<font color=blue>");
Disp_Text;
Put ("</font>");
when Html_Css =>
Put ("<kbd>");
Disp_Text;
Put ("</kbd>");
end case;
when Tok_Identifier =>
if Prev_Tok = Tok_Tick then
Disp_Attribute;
else
Disp_Identifier;
end if;
when Tok_Left_Paren .. Tok_Colon
| Tok_Comma .. Tok_Dot
| Tok_Equal_Equal
| Tok_Integer
| Tok_Integer_Letter
| Tok_Real
| Tok_Equal .. Tok_Slash
| Tok_Invalid =>
Disp_Spaces;
Disp_Text;
end case;
Last_Tok := Aft_Tok;
Prev_Tok := Current_Token;
end loop;
Close_File;
New_Line;
Put_Line ("</pre>");
Put_Line ("<hr/>");
end PP_Html_File;
procedure Put_Html_Header
is
begin
Put ("<html>");
Put_Line (" <head>");
case Html_Format is
when Html_2 =>
null;
when Html_Css =>
Put_Line (" <link rel=stylesheet type=""text/css""");
Put_Line (" href=""ghdl.css"" title=""default""/>");
end case;
--Put_Line ("<?xml version=""1.0"" encoding=""utf-8"" ?>");
--Put_Line("<!DOCTYPE html PUBLIC ""-//W3C//DTD XHTML 1.0 Strict//EN""");
--Put_Line ("""https://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"">");
--Put_Line ("<html xmlns=""https://www.w3.org/1999/xhtml"""
-- & " xml:lang=""en"">");
--Put_Line ("<head>");
end Put_Html_Header;
procedure Put_Css is
begin
Put_Line ("/* EM is used for reserved words */");
Put_Line ("EM { color : red; font-style: normal }");
New_Line;
Put_Line ("/* TT is used for comments */");
Put_Line ("TT { color : green; font-style: normal }");
New_Line;
Put_Line ("/* KBD is used for literals and strings */");
Put_Line ("KBD { color : blue; font-style: normal }");
New_Line;
Put_Line ("/* I is used for line numbers */");
Put_Line ("I { color : gray; font-size: 50% }");
New_Line;
Put_Line ("/* VAR is used for attributes name */");
Put_Line ("VAR { color : orange; font-style: normal }");
New_Line;
Put_Line ("/* A is used for identifiers. */");
Put_Line ("A { color: blue; font-style: normal;");
Put_Line (" text-decoration: none }");
end Put_Css;
procedure Put_Html_Foot
is
begin
Put_Line ("<p>");
Put ("<small>This page was generated using ");
Put ("<a href=""http://ghdl.free.fr"">GHDL ");
Put (Version.Ghdl_Ver);
Put (' ');
Put (Version.Ghdl_Release);
Put ("</a>, a program written by");
Put (" Tristan Gingold");
New_Line;
Put_Line ("</p>");
Put_Line ("</body>");
Put_Line ("</html>");
end Put_Html_Foot;
function Create_Output_Filename (Name : String; Num : Natural)
return String_Acc
is
-- Position of the extension. 0 if none.
Ext_Pos : Natural;
Num_Str : String := Natural'Image (Num);
begin
-- Search for the extension.
Ext_Pos := 0;
for I in reverse Name'Range loop
exit when Name (I) = Directory_Separator;
if Name (I) = '.' then
Ext_Pos := I - 1;
exit;
end if;
end loop;
if Ext_Pos = 0 then
Ext_Pos := Name'Last;
end if;
Num_Str (1) := '.';
return new String'(Name (Name'First .. Ext_Pos) & Num_Str & ".html");
end Create_Output_Filename;
-- Command --chop.
type Command_Chop is new Command_Lib with null record;
function Decode_Command (Cmd : Command_Chop; Name : String)
return Boolean;
function Get_Short_Help (Cmd : Command_Chop) return String;
procedure Perform_Action (Cmd : in out Command_Chop;
Args : Argument_List);
function Decode_Command (Cmd : Command_Chop; Name : String)
return Boolean
is
pragma Unreferenced (Cmd);
begin
return Name = "--chop";
end Decode_Command;
function Get_Short_Help (Cmd : Command_Chop) return String
is
pragma Unreferenced (Cmd);
begin
return "--chop [OPTS] FILEs Chop FILEs";
end Get_Short_Help;
procedure Perform_Action (Cmd : in out Command_Chop; Args : Argument_List)
is
pragma Unreferenced (Cmd);
use Ada.Characters.Latin_1;
Files : Iir_Array (Args'Range);
function Build_File_Name_Length (Lib : Iir) return Natural
is
Id : constant Name_Id := Get_Identifier (Lib);
Len : Natural;
Id1 : Name_Id;
begin
Len := Get_Name_Length (Id);
case Get_Kind (Lib) is
when Iir_Kind_Configuration_Declaration
| Iir_Kind_Entity_Declaration
| Iir_Kind_Package_Declaration
| Iir_Kind_Package_Instantiation_Declaration =>
null;
when Iir_Kind_Package_Body =>
Len := Len + 1 + 4; -- add -body
when Iir_Kind_Architecture_Body =>
Id1 := Get_Entity_Identifier_Of_Architecture (Lib);
Len := Len + 1 + Get_Name_Length (Id1);
when others =>
Error_Kind ("build_file_name", Lib);
end case;
Len := Len + 1 + 4; -- add .vhdl
return Len;
end Build_File_Name_Length;
procedure Build_File_Name (Lib : Iir; Res : out String)
is
Id : constant Name_Id := Get_Identifier (Lib);
P : Natural;
procedure Append (Str : String) is
begin
Res (P + 1 .. P + Str'Length) := Str;
P := P + Str'Length;
end Append;
begin
P := Res'First - 1;
case Get_Kind (Lib) is
when Iir_Kind_Configuration_Declaration
| Iir_Kind_Entity_Declaration
| Iir_Kind_Package_Declaration
| Iir_Kind_Package_Instantiation_Declaration =>
Append (Image (Id));
when Iir_Kind_Package_Body =>
Append (Image (Id));
Append ("-body");
when Iir_Kind_Architecture_Body =>
Append (Image (Get_Entity_Identifier_Of_Architecture (Lib)));
Append ("-");
Append (Image (Id));
when others =>
raise Internal_Error;
end case;
Append (".vhdl");
end Build_File_Name;
-- Scan source file BUF+START until end of line.
-- Return line kind to KIND and position of next line to NEXT.
type Line_Type is (Line_Blank, Line_Comment, Line_Text);
procedure Find_Eol (Buf : File_Buffer_Acc;
Start : Source_Ptr;
Next : out Source_Ptr;
Kind : out Line_Type)
is
P : Source_Ptr;
begin
P := Start;
Kind := Line_Blank;
-- Skip blanks.
while Buf (P) = ' ' or Buf (P) = HT loop
P := P + 1;
end loop;
-- Skip comment if any.
if Buf (P) = '-' and Buf (P + 1) = '-' then
Kind := Line_Comment;
P := P + 2;
elsif Buf (P) /= CR and Buf (P) /= LF and Buf (P) /= EOT then
Kind := Line_Text;
end if;
-- Skip until end of line.
while Buf (P) /= CR and Buf (P) /= LF and Buf (P) /= EOT loop
P := P + 1;
end loop;
if Buf (P) = CR then
P := P + 1;
if Buf (P) = LF then
P := P + 1;
end if;
elsif Buf (P) = LF then
P := P + 1;
if Buf (P) = CR then
P := P + 1;
end if;
end if;
Next := P;
end Find_Eol;
Id : Name_Id;
Design_File : Iir_Design_File;
Unit : Iir;
Lib : Iir;
Len : Natural;
begin
Flags.Bootstrap := True;
Flags.Flag_Elocations := True;
-- Load word library.
Libraries.Load_Std_Library;
Libraries.Load_Work_Library;
-- First loop: parse source file, check destination file does not
-- exist.
for I in Args'Range loop
Id := Get_Identifier (Args (I).all);
Design_File := Load_File_Name (Id);
if Design_File = Null_Iir then
raise Compile_Error;
end if;
Files (I) := Design_File;
Unit := Get_First_Design_Unit (Design_File);
while Unit /= Null_Iir loop
Lib := Get_Library_Unit (Unit);
Len := Build_File_Name_Length (Lib);
declare
Filename : String (1 .. Len + 1);
begin
Build_File_Name (Lib, Filename);
Filename (Len + 1) := Ghdllocal.Nul;
if Is_Regular_File (Filename) then
Error ("file '" & Filename (1 .. Len) & "' already exists");
raise Compile_Error;
end if;
Put (Filename (1 .. Len));
Put (" (for ");
Disp_Library_Unit (Lib);
Put (")");
New_Line;
end;
Unit := Get_Chain (Unit);
end loop;
end loop;
-- Second loop: do the real work.
for I in Args'Range loop
Design_File := Files (I);
Unit := Get_First_Design_Unit (Design_File);
declare
use Files_Map;
File_Entry : Source_File_Entry;
Buffer : File_Buffer_Acc;
Start : Source_Ptr;
Lend : Source_Ptr;
First : Source_Ptr;
Next : Source_Ptr;
Kind : Line_Type;
begin
-- A design_file must have at least one design unit.
if Unit = Null_Iir then
raise Compile_Error;
end if;
Location_To_File_Pos
(Get_Location (Unit), File_Entry, Start);
Buffer := Get_File_Source (File_Entry);
First := Source_Ptr_Org;
if Get_Chain (Unit) /= Null_Iir then
-- If there is only one unit, then the whole file is written.
-- First last blank line.
Next := Source_Ptr_Org;
loop
Start := Next;
Find_Eol (Buffer, Start, Next, Kind);
exit when Kind = Line_Text;
if Kind = Line_Blank then
First := Next;
end if;
end loop;
-- FIXME: write header.
end if;
while Unit /= Null_Iir loop
Lib := Get_Library_Unit (Unit);
Location_To_File_Pos
(Vhdl.Elocations.Get_End_Location (Lib), File_Entry, Lend);
if Lend < First then
raise Internal_Error;
end if;
-- Find the ';'.
while Buffer (Lend) /= ';' loop
Lend := Lend + 1;
end loop;
Lend := Lend + 1;
-- Find end of line.
Find_Eol (Buffer, Lend, Next, Kind);
if Kind = Line_Text then
-- There is another unit on the same line.
Next := Lend;
-- Skip blanks.
while Buffer (Next) = ' ' or Buffer (Next) = HT loop
Next := Next + 1;
end loop;
else
-- Find first blank line.
loop
Start := Next;
Find_Eol (Buffer, Start, Next, Kind);
exit when Kind /= Line_Comment;
end loop;
if Kind = Line_Text then
-- There is not blank lines.
-- All the comments are supposed to belong to the next
-- unit.
Find_Eol (Buffer, Lend, Next, Kind);
Lend := Next;
else
Lend := Start;
end if;
end if;
if Get_Chain (Unit) = Null_Iir then
-- Last unit.
-- Put the end of the file in it.
Lend := Get_File_Length (File_Entry);
end if;
-- FIXME: file with only one unit.
-- FIXME: set extension.
Len := Build_File_Name_Length (Lib);
declare
Filename : String (1 .. Len + 1);
Fd : File_Descriptor;
Wlen : Integer;
begin
Build_File_Name (Lib, Filename);
Filename (Len + 1) := Character'Val (0);
Fd := Create_File (Filename, Binary);
if Fd = Invalid_FD then
Error
("cannot create file '" & Filename (1 .. Len) & "'");
raise Compile_Error;
end if;
Wlen := Integer (Lend - First);
if Write (Fd, Buffer (First)'Address, Wlen) /= Wlen then
Error ("cannot write to '" & Filename (1 .. Len) & "'");
raise Compile_Error;
end if;
Close (Fd);
end;
First := Next;
Unit := Get_Chain (Unit);
end loop;
end;
end loop;
end Perform_Action;
-- Command --lines.
type Command_Lines is new Command_Lib with null record;
function Decode_Command (Cmd : Command_Lines; Name : String)
return Boolean;
function Get_Short_Help (Cmd : Command_Lines) return String;
procedure Perform_Action (Cmd : in out Command_Lines;
Args : Argument_List);
function Decode_Command (Cmd : Command_Lines; Name : String)
return Boolean
is
pragma Unreferenced (Cmd);
begin
return Name = "--lines";
end Decode_Command;
function Get_Short_Help (Cmd : Command_Lines) return String
is
pragma Unreferenced (Cmd);
begin
return "--lines FILEs Precede line with its number";
end Get_Short_Help;
procedure Perform_Action (Cmd : in out Command_Lines; Args : Argument_List)
is
pragma Unreferenced (Cmd);
use Vhdl.Scanner;
use Vhdl.Tokens;
use Files_Map;
use Ada.Characters.Latin_1;
Id : Name_Id;
Fe : Source_File_Entry;
Local_Id : Name_Id;
Line : Natural;
File : Source_File_Entry;
Buf : File_Buffer_Acc;
Ptr : Source_Ptr;
Eptr : Source_Ptr;
C : Character;
N : Natural;
Log : Natural;
Str : String (1 .. 10);
begin
Local_Id := Get_Identifier ("");
for I in Args'Range loop
-- Load the file.
Id := Get_Identifier (Args (I).all);
Fe := Files_Map.Read_Source_File (Local_Id, Id);
if Fe = No_Source_File_Entry then
Error ("cannot open file " & Args (I).all);
raise Compile_Error;
end if;
Set_File (Fe);
-- Scan the content, to compute the number of lines.
loop
Scan;
exit when Current_Token = Tok_Eof;
end loop;
File := Get_Current_Source_File;
Line := Get_Current_Line;
Close_File;
-- Compute log10 of line.
N := Line;
Log := 0;
loop
N := N / 10;
Log := Log + 1;
exit when N = 0;
end loop;
-- Disp file name.
Put (Args (I).all);
Put (':');
New_Line;
Buf := Get_File_Source (File);
for J in 1 .. Line loop
Ptr := File_Line_To_Position (File, J);
exit when Ptr = Source_Ptr_Bad;
exit when Buf (Ptr) = Files_Map.EOT;
-- Disp line number.
N := J;
for K in reverse 1 .. Log loop
if N = 0 then
Str (K) := ' ';
else
Str (K) := Character'Val (48 + N mod 10);
N := N / 10;
end if;
end loop;
Put (Str (1 .. Log));
Put (": ");
-- Search for end of line (or end of file).
Eptr := Ptr;
loop
C := Buf (Eptr);
exit when C = Files_Map.EOT or C = LF or C = CR;
Eptr := Eptr + 1;
end loop;
-- Disp line.
if Eptr > Ptr then
-- Avoid constraint error on conversion of nul array.
declare
subtype Conv_Subtype is String (1 .. Natural (Eptr - Ptr));
begin
Put (Conv_Subtype (Buf (Ptr .. Eptr - 1)));
end;
end if;
New_Line;
end loop;
end loop;
end Perform_Action;
-- Command Reprint.
type Command_Reprint is new Command_Lib with record
Flag_Sem : Boolean := True;
Flag_Format : Boolean := False;
Flag_Indent : Boolean := False;
Flag_Force : Boolean := False;
First_Line : Positive := 1;
Last_Line : Positive := Positive'Last;
end record;
function Decode_Command (Cmd : Command_Reprint; Name : String)
return Boolean;
function Get_Short_Help (Cmd : Command_Reprint) return String;
procedure Decode_Option (Cmd : in out Command_Reprint;
Option : String;
Arg : String;
Res : out Option_State);
procedure Perform_Action (Cmd : in out Command_Reprint;
Args : Argument_List);
function Decode_Command (Cmd : Command_Reprint; Name : String)
return Boolean
is
pragma Unreferenced (Cmd);
begin
return Name = "--reprint";
end Decode_Command;
function Get_Short_Help (Cmd : Command_Reprint) return String
is
pragma Unreferenced (Cmd);
begin
return "--reprint [OPTS] FILEs Redisplay FILEs";
end Get_Short_Help;
procedure Decode_Option (Cmd : in out Command_Reprint;
Option : String;
Arg : String;
Res : out Option_State)
is
pragma Assert (Option'First = 1);
begin
if Option = "--no-sem" then
Cmd.Flag_Sem := False;
Res := Option_Ok;
elsif Option = "--format" then
Cmd.Flag_Format := True;
Cmd.Flag_Indent := False;
Res := Option_Ok;
elsif Option = "--indent" then
Cmd.Flag_Format := False;
Cmd.Flag_Indent := True;
Res := Option_Ok;
elsif Option = "--force" then
Cmd.Flag_Force := True;
Res := Option_Ok;
elsif Option'Length > 8 and then Option (1 .. 8) = "--range=" then
declare
F : constant Natural := 9;
L : constant Natural := Option'Last;
Colon : constant Natural := Index (Option (F .. L), ':');
begin
if Colon = 0 then
Cmd.First_Line := Positive'Value (Option (F .. L));
Cmd.Last_Line := Cmd.First_Line;
else
if Colon > 9 then
Cmd.First_Line := Positive'Value (Option (F .. Colon - 1));
end if;
if Colon < Option'Last then
Cmd.Last_Line := Positive'Value (Option (Colon + 1 .. L));
end if;
end if;
Res := Option_Ok;
exception
when Constraint_Error =>
Res := Option_Err;
end;
else
Decode_Option (Command_Lib (Cmd), Option, Arg, Res);
end if;
end Decode_Option;
procedure Perform_Action (Cmd : in out Command_Reprint;
Args : Argument_List)
is
Design_File : Iir_Design_File;
Unit : Iir;
Next_Unit : Iir;
Id : Name_Id;
begin
if Cmd.Flag_Sem then
Setup_Libraries (True);
end if;
-- Keep parenthesis during parse.
Vhdl.Parse.Flag_Parse_Parenthesis := True;
Vhdl.Canon.Canon_Flag_Concurrent_Stmts := False;
Vhdl.Canon.Canon_Flag_Configurations := False;
Vhdl.Canon.Canon_Flag_Specification_Lists := False;
Vhdl.Canon.Canon_Flag_Associations := False;
Vhdl.Canon.Canon_Flag_Inertial_Associations := False;
-- Parse all files.
for I in Args'Range loop
Id := Name_Table.Get_Identifier (Args (I).all);
Design_File := Load_File_Name (Id);
if Design_File = Null_Iir
or else (Errorout.Nbr_Errors > 0 and not Cmd.Flag_Force)
then
raise Errorout.Compilation_Error;
end if;
Unit := Get_First_Design_Unit (Design_File);
if Cmd.Flag_Sem then
Design_File := Null_Iir;
end if;
while Unit /= Null_Iir loop
if Cmd.Flag_Sem then
-- Analyze the design unit.
Vhdl.Sem_Lib.Finish_Compilation (Unit, True);
if Cmd.Flag_Sem and then Design_File = Null_Iir then
Design_File := Get_Design_File (Unit);
end if;
end if;
Next_Unit := Get_Chain (Unit);
if not (Cmd.Flag_Format or Cmd.Flag_Indent)
and then (Errorout.Nbr_Errors = 0 or Cmd.Flag_Force)
then
Vhdl.Prints.Disp_Vhdl (Unit);
end if;
if Errorout.Nbr_Errors = 0 then
if Cmd.Flag_Sem then
Set_Chain (Unit, Null_Iir);
Libraries.Add_Design_Unit_Into_Library (Unit);
end if;
end if;
Unit := Next_Unit;
end loop;
if Errorout.Nbr_Errors > 0 then
raise Errorout.Compilation_Error;
end if;
if Cmd.Flag_Format then
Vhdl.Formatters.Format (Design_File);
elsif Cmd.Flag_Indent then
Vhdl.Formatters.Indent (Design_File,
Cmd.First_Line, Cmd.Last_Line);
end if;
end loop;
end Perform_Action;
-- Command compare tokens.
type Command_Compare_Tokens is new Command_Lib with null record;
function Decode_Command (Cmd : Command_Compare_Tokens; Name : String)
return Boolean;
function Get_Short_Help (Cmd : Command_Compare_Tokens) return String;
procedure Perform_Action (Cmd : in out Command_Compare_Tokens;
Args : Argument_List);
function Decode_Command (Cmd : Command_Compare_Tokens; Name : String)
return Boolean
is
pragma Unreferenced (Cmd);
begin
return Name = "--compare-tokens";
end Decode_Command;
function Get_Short_Help (Cmd : Command_Compare_Tokens) return String
is
pragma Unreferenced (Cmd);
begin
return "--compare-tokens [OPTS] REF FILEs Compare FILEs with REF";
end Get_Short_Help;
procedure Perform_Action (Cmd : in out Command_Compare_Tokens;
Args : Argument_List)
is
pragma Unreferenced (Cmd);
use Vhdl.Tokens;
use Vhdl.Scanner;
package Ref_Tokens is new Tables
(Table_Component_Type => Token_Type,
Table_Index_Type => Integer,
Table_Low_Bound => 0,
Table_Initial => 1024);
Id : Name_Id;
Fe : Source_File_Entry;
Local_Id : Name_Id;
Tok_Idx : Natural;
begin
if Args'Length < 1 then
Error ("missing ref file");
raise Compile_Error;
end if;
Local_Id := Get_Identifier ("");
for I in Args'Range loop
-- Load the file.
Id := Get_Identifier (Args (I).all);
Fe := Files_Map.Read_Source_File (Local_Id, Id);
if Fe = No_Source_File_Entry then
Error ("cannot open file " & Args (I).all);
raise Compile_Error;
end if;
Set_File (Fe);
if I = Args'First then
-- Scan ref file
loop
Scan;
Ref_Tokens.Append (Current_Token);
exit when Current_Token = Tok_Eof;
end loop;
else
-- Scan file
Tok_Idx := Ref_Tokens.First;
loop
Scan;
if Ref_Tokens.Table (Tok_Idx) /= Current_Token then
Report_Msg (Msgid_Error, Errorout.Parse, Get_Token_Coord,
"token mismatch");
exit;
end if;
case Current_Token is
when Tok_Eof =>
exit;
when others =>
null;
end case;
Tok_Idx := Tok_Idx + 1;
end loop;
end if;
Close_File;
end loop;
Ref_Tokens.Free;
if Nbr_Errors /= 0 then
raise Compilation_Error;
end if;
end Perform_Action;
-- Command html.
type Command_Html is abstract new Command_Lib with null record;
procedure Decode_Option (Cmd : in out Command_Html;
Option : String;
Arg : String;
Res : out Option_State);
procedure Disp_Long_Help (Cmd : Command_Html);
procedure Decode_Option (Cmd : in out Command_Html;
Option : String;
Arg : String;
Res : out Option_State) is
begin
if Option = "--format=css" then
Html_Format := Html_Css;
Res := Option_Ok;
elsif Option = "--format=html2" then
Html_Format := Html_2;
Res := Option_Ok;
else
Decode_Option (Command_Lib (Cmd), Option, Arg, Res);
end if;
end Decode_Option;
procedure Disp_Long_Help (Cmd : Command_Html) is
begin
Disp_Long_Help (Command_Lib (Cmd));
Put_Line ("--format=html2 Use FONT attributes");
Put_Line ("--format=css Use ghdl.css file");
end Disp_Long_Help;
-- Command --pp-html.
type Command_PP_Html is new Command_Html with null record;
function Decode_Command (Cmd : Command_PP_Html; Name : String)
return Boolean;
function Get_Short_Help (Cmd : Command_PP_Html) return String;
procedure Perform_Action (Cmd : in out Command_PP_Html;
Files : Argument_List);
function Decode_Command (Cmd : Command_PP_Html; Name : String)
return Boolean
is
pragma Unreferenced (Cmd);
begin
return Name = "--pp-html";
end Decode_Command;
function Get_Short_Help (Cmd : Command_PP_Html) return String
is
pragma Unreferenced (Cmd);
begin
return "--pp-html FILEs Pretty-print FILEs in HTML";
end Get_Short_Help;
procedure Perform_Action (Cmd : in out Command_PP_Html;
Files : Argument_List)
is
pragma Unreferenced (Cmd);
Id : Name_Id;
Fe : Source_File_Entry;
Local_Id : Name_Id;
begin
Local_Id := Get_Identifier ("");
Put_Html_Header;
Put_Line (" <title>");
for I in Files'Range loop
Put (" ");
Put_Line (Files (I).all);
end loop;
Put_Line (" </title>");
Put_Line ("</head>");
New_Line;
Put_Line ("<body>");
for I in Files'Range loop
Id := Get_Identifier (Files (I).all);
Fe := Files_Map.Read_Source_File (Local_Id, Id);
if Fe = No_Source_File_Entry then
Error ("cannot open file " & Files (I).all);
raise Compile_Error;
end if;
Put (" <h1>");
Put (Files (I).all);
Put ("</h1>");
New_Line;
PP_Html_File (Fe);
end loop;
Put_Html_Foot;
end Perform_Action;
-- Command --xref-html.
type Command_Xref_Html is new Command_Html with record
Output_Dir : String_Access := null;
Check_Missing : Boolean := False;
end record;
function Decode_Command (Cmd : Command_Xref_Html; Name : String)
return Boolean;
function Get_Short_Help (Cmd : Command_Xref_Html) return String;
procedure Decode_Option (Cmd : in out Command_Xref_Html;
Option : String;
Arg : String;
Res : out Option_State);
procedure Disp_Long_Help (Cmd : Command_Xref_Html);
procedure Perform_Action (Cmd : in out Command_Xref_Html;
Files_Name : Argument_List);
function Decode_Command (Cmd : Command_Xref_Html; Name : String)
return Boolean
is
pragma Unreferenced (Cmd);
begin
return Name = "--xref-html";
end Decode_Command;
function Get_Short_Help (Cmd : Command_Xref_Html) return String
is
pragma Unreferenced (Cmd);
begin
return "--xref-html FILEs Display FILEs in HTML with xrefs";
end Get_Short_Help;
procedure Decode_Option (Cmd : in out Command_Xref_Html;
Option : String;
Arg : String;
Res : out Option_State) is
begin
if Option = "-o" then
if Arg = "" then
Res := Option_Arg_Req;
else
Cmd.Output_Dir := new String'(Arg);
Res := Option_Arg;
end if;
elsif Option = "--check-missing" then
Cmd.Check_Missing := True;
Res := Option_Ok;
else
Decode_Option (Command_Html (Cmd), Option, Arg, Res);
end if;
end Decode_Option;
procedure Disp_Long_Help (Cmd : Command_Xref_Html) is
begin
Disp_Long_Help (Command_Html (Cmd));
Put_Line ("-o DIR Put generated files into DIR (def: html/)");
Put_Line ("--check-missing Fail if a reference is missing");
New_Line;
Put_Line ("When format is css, the CSS file 'ghdl.css' "
& "is never overwritten.");
end Disp_Long_Help;
procedure Analyze_Design_File_Units (File : Iir_Design_File)
is
Unit : Iir_Design_Unit;
begin
Unit := Get_First_Design_Unit (File);
while Unit /= Null_Iir loop
case Get_Date_State (Unit) is
when Date_Extern
| Date_Disk =>
raise Internal_Error;
when Date_Parse =>
Vhdl.Sem_Lib.Load_Design_Unit (Unit, Unit);
if Errorout.Nbr_Errors /= 0 then
raise Compilation_Error;
end if;
when Date_Analyze =>
null;
end case;
Unit := Get_Chain (Unit);
end loop;
end Analyze_Design_File_Units;
procedure Perform_Action
(Cmd : in out Command_Xref_Html; Files_Name : Argument_List)
is
use GNAT.Directory_Operations;
Id : Name_Id;
File : Source_File_Entry;
type File_Data is record
Fe : Source_File_Entry;
Design_File : Iir;
Output : String_Acc;
end record;
type File_Data_Array is array (Files_Name'Range) of File_Data;
Output_Dir : String_Access;
Files : File_Data_Array;
Output : File_Type;
begin
Vhdl.Xrefs.Init;
Flags.Flag_Xref := True;
-- Load work library.
Setup_Libraries (True);
Output_Dir := Cmd.Output_Dir;
if Output_Dir = null then
Output_Dir := new String'("html");
elsif Output_Dir.all = "-" then
Output_Dir := null;
end if;
-- Try to create the directory.
if Output_Dir /= null
and then not Is_Directory (Output_Dir.all)
then
begin
Make_Dir (Output_Dir.all);
exception
when Directory_Error =>
Error ("cannot create directory " & Output_Dir.all);
return;
end;
end if;
-- Parse all files.
for I in Files'Range loop
Id := Get_Identifier (Files_Name (I).all);
File := Files_Map.Read_Source_File (Libraries.Local_Directory, Id);
if File = No_Source_File_Entry then
Error ("cannot open " & Image (Id));
return;
end if;
Files (I).Fe := File;
Files (I).Design_File := Load_File (File);
if Files (I).Design_File = Null_Iir then
return;
end if;
Files (I).Output := Create_Output_Filename
(Base_Name (Files_Name (I).all), I);
if Is_Regular_File (Files (I).Output.all) then
-- Prevent overwrite.
null;
end if;
-- Put units in library.
Libraries.Add_Design_File_Into_Library (Files (I).Design_File);
end loop;
-- Analyze all files.
for I in Files'Range loop
Analyze_Design_File_Units (Files (I).Design_File);
end loop;
Vhdl.Xrefs.Sort_By_Location;
if False then
-- Dump locations
for I in 1 .. Vhdl.Xrefs.Get_Last_Xref loop
declare
use Vhdl.Xrefs;
procedure Put_Loc (L : Location_Type)
is
use Files_Map;
L_File : Source_File_Entry;
L_Pos : Source_Ptr;
begin
Files_Map.Location_To_File_Pos (L, L_File, L_Pos);
Put_Nat (Natural (L_File));
--Image (Get_File_Name (L_File));
--Put (Name_Buffer (1 .. Name_Length));
Put (":");
Put_Nat (Natural (L_Pos));
end Put_Loc;
begin
Put_Loc (Get_Xref_Location (I));
case Get_Xref_Kind (I) is
when Xref_Decl =>
Put (" decl ");
Put (Image (Get_Identifier (Get_Xref_Node (I))));
when Xref_Ref =>
Put (" use ");
Put_Loc (Get_Location (Get_Xref_Node (I)));
when Xref_End =>
Put (" end ");
when Xref_Body =>
Put (" body ");
when Xref_Keyword =>
Put (" keyword ");
end case;
New_Line;
end;
end loop;
end if;
-- Create filexref_info.
Filexref_Info := new Filexref_Info_Arr
(No_Source_File_Entry .. Files_Map.Get_Last_Source_File_Entry);
Filexref_Info.all := (others => (Output => null,
Referenced => False));
for I in Files'Range loop
Filexref_Info (Files (I).Fe).Output := Files (I).Output;
end loop;
for I in Files'Range loop
if Output_Dir /= null then
Create (Output, Out_File,
Output_Dir.all & Directory_Separator
& Files (I).Output.all);
Set_Output (Output);
end if;
Put_Html_Header;
Put_Line (" <title>");
Put_Html (Files_Name (I).all);
Put ("</title>");
Put_Line ("</head>");
New_Line;
Put_Line ("<body>");
Put ("<h1>");
Put_Html (Files_Name (I).all);
Put ("</h1>");
New_Line;
PP_Html_File (Files (I).Fe);
Put_Html_Foot;
if Output_Dir /= null then
Close (Output);
end if;
end loop;
-- Create indexes.
if Output_Dir /= null then
Create (Output, Out_File,
Output_Dir.all & Directory_Separator & "index.html");
Set_Output (Output);
Put_Html_Header;
Put_Line (" <title>Xrefs indexes</title>");
Put_Line ("</head>");
New_Line;
Put_Line ("<body>");
Put_Line ("<p>list of files:");
Put_Line ("<ul>");
for I in Files'Range loop
Put ("<li>");
Put ("<a href=""");
Put (Files (I).Output.all);
Put (""">");
Put_Html (Files_Name (I).all);
Put ("</a>");
Put ("</li>");
New_Line;
end loop;
Put_Line ("</ul></p>");
Put_Line ("<hr>");
-- TODO: list of design units.
Put_Line ("<p>list of files referenced but not available:");
Put_Line ("<ul>");
for I in No_Source_File_Entry + 1 .. Filexref_Info'Last loop
if Filexref_Info (I).Output = null
and then Filexref_Info (I).Referenced
then
Put ("<li><a name=""f");
Put_Nat (Natural (I));
Put (""">");
Put_Html (Image (Files_Map.Get_File_Name (I)));
Put ("</a></li>");
New_Line;
end if;
end loop;
Put_Line ("</ul></p><hr>");
Put_Html_Foot;
Close (Output);
end if;
if Html_Format = Html_Css
and then Output_Dir /= null
then
declare
Css_Filename : constant String :=
Output_Dir.all & Directory_Separator & "ghdl.css";
begin
if not Is_Regular_File (Css_Filename & Nul) then
Create (Output, Out_File, Css_Filename);
Set_Output (Output);
Put_Css;
Close (Output);
end if;
end;
end if;
if Missing_Xref and Cmd.Check_Missing then
Error ("missing xrefs");
raise Compile_Error;
end if;
exception
when Compilation_Error =>
Error ("xrefs has failed due to compilation error");
end Perform_Action;
-- Command --xref
type Command_Xref is new Command_Lib with null record;
function Decode_Command (Cmd : Command_Xref; Name : String)
return Boolean;
function Get_Short_Help (Cmd : Command_Xref) return String;
procedure Perform_Action (Cmd : in out Command_Xref;
Files_Name : Argument_List);
function Decode_Command (Cmd : Command_Xref; Name : String)
return Boolean
is
pragma Unreferenced (Cmd);
begin
return Name = "--xref";
end Decode_Command;
function Get_Short_Help (Cmd : Command_Xref) return String
is
pragma Unreferenced (Cmd);
begin
return "--xref FILEs Generate xrefs";
end Get_Short_Help;
procedure Perform_Action
(Cmd : in out Command_Xref; Files_Name : Argument_List)
is
pragma Unreferenced (Cmd);
use Files_Map;
Id : Name_Id;
File : Source_File_Entry;
type File_Data is record
Fe : Source_File_Entry;
Design_File : Iir;
end record;
type File_Data_Array is array (Files_Name'Range) of File_Data;
Files : File_Data_Array;
begin
-- Load work library.
Setup_Libraries (True);
Vhdl.Xrefs.Init;
Flags.Flag_Xref := True;
-- Parse all files.
for I in Files'Range loop
Id := Get_Identifier (Files_Name (I).all);
File := Read_Source_File (Libraries.Local_Directory, Id);
if File = No_Source_File_Entry then
Error ("cannot open " & Image (Id));
return;
end if;
Files (I).Fe := File;
Files (I).Design_File := Load_File (File);
if Files (I).Design_File = Null_Iir then
return;
end if;
-- Put units in library.
-- Note: design_units stay while design_file get empty.
Libraries.Add_Design_File_Into_Library (Files (I).Design_File);
end loop;
-- Analyze all files.
for I in Files'Range loop
Analyze_Design_File_Units (Files (I).Design_File);
end loop;
Vhdl.Xrefs.Fix_End_Xrefs;
Vhdl.Xrefs.Sort_By_Node_Location;
for F in Files'Range loop
Put ("GHDL-XREF V0");
declare
use Vhdl.Xrefs;
Cur_Decl : Iir;
Cur_File : Source_File_Entry;
procedure Emit_Loc (Loc : Location_Type; C : Character)
is
L_File : Source_File_Entry;
L_Pos : Source_Ptr;
L_Line : Natural;
L_Off : Natural;
begin
Location_To_Coord (Loc, L_File, L_Pos, L_Line, L_Off);
--Put_Nat (Natural (L_File));
--Put (':');
Put_Nat (L_Line);
Put (C);
Put_Nat (L_Off);
end Emit_Loc;
procedure Emit_Decl (N : Iir)
is
Loc : Location_Type;
Loc_File : Source_File_Entry;
Loc_Pos : Source_Ptr;
C : Character;
Dir : Name_Id;
begin
New_Line;
Cur_Decl := N;
Loc := Get_Location (N);
Location_To_File_Pos (Loc, Loc_File, Loc_Pos);
if Loc_File /= Cur_File then
Cur_File := Loc_File;
Put ("XFILE: ");
Dir := Get_Directory_Name (Cur_File);
if Dir /= Null_Identifier then
Put (Image (Dir));
end if;
Put (Image (Get_File_Name (Cur_File)));
New_Line;
end if;
-- Unused letters:
-- b d fgh jk no qr uvwxyz
-- D H JK MNO QR U WXYZ
case Get_Kind (N) is
when Iir_Kind_Type_Declaration =>
C := 'T';
when Iir_Kind_Subtype_Declaration =>
C := 't';
when Iir_Kind_Entity_Declaration =>
C := 'E';
when Iir_Kind_Architecture_Body =>
C := 'A';
when Iir_Kind_Library_Declaration =>
C := 'L';
when Iir_Kind_Package_Declaration =>
C := 'P';
when Iir_Kind_Package_Body =>
C := 'B';
when Iir_Kind_Function_Declaration =>
C := 'F';
when Iir_Kind_Procedure_Declaration =>
C := 'p';
when Iir_Kind_Interface_Signal_Declaration =>
C := 's';
when Iir_Kind_Signal_Declaration =>
C := 'S';
when Iir_Kind_Interface_Constant_Declaration =>
C := 'c';
when Iir_Kind_Constant_Declaration =>
C := 'C';
when Iir_Kind_Variable_Declaration =>
C := 'V';
when Iir_Kind_Element_Declaration =>
C := 'e';
when Iir_Kind_Iterator_Declaration =>
C := 'i';
when Iir_Kind_Attribute_Declaration =>
C := 'a';
when Iir_Kind_Enumeration_Literal =>
C := 'l';
when Iir_Kind_Component_Declaration =>
C := 'm';
when Iir_Kind_Component_Instantiation_Statement =>
C := 'I';
when Iir_Kind_If_Generate_Statement
| Iir_Kind_For_Generate_Statement =>
C := 'G';
when others =>
C := '?';
end case;
Emit_Loc (Loc, C);
--Disp_Tree.Disp_Iir_Address (N);
Put (' ');
case Get_Kind (N) is
when Iir_Kind_Function_Body
| Iir_Kind_Procedure_Body =>
null;
when others =>
Put (Image (Get_Identifier (N)));
end case;
end Emit_Decl;
procedure Emit_Ref (R : Xref; T : Character)
is
N : Iir;
begin
N := Get_Xref_Node (R);
if N /= Cur_Decl then
Emit_Decl (N);
end if;
Put (' ');
Emit_Loc (Get_Xref_Location (R), T);
end Emit_Ref;
Loc : Location_Type;
Loc_File : Source_File_Entry;
Loc_Pos : Source_Ptr;
begin
Cur_Decl := Null_Iir;
Cur_File := No_Source_File_Entry;
for I in First_Xref .. Get_Last_Xref loop
Loc := Get_Xref_Location (I);
Location_To_File_Pos (Loc, Loc_File, Loc_Pos);
if Loc_File = Files (F).Fe then
-- This is a local location.
case Get_Xref_Kind (I) is
when Xref_Decl =>
Emit_Decl (Get_Xref_Node (I));
when Xref_End =>
Emit_Ref (I, 'e');
when Xref_Ref =>
Emit_Ref (I, 'r');
when Xref_Body =>
Emit_Ref (I, 'b');
when Xref_Keyword =>
-- Keywords location are not written.
null;
end case;
end if;
end loop;
New_Line;
end;
end loop;
exception
when Compilation_Error =>
Error ("xrefs has failed due to compilation error");
end Perform_Action;
procedure Register_Commands is
begin
Register_Command (new Command_Chop);
Register_Command (new Command_Lines);
Register_Command (new Command_Reprint);
Register_Command (new Command_Compare_Tokens);
Register_Command (new Command_PP_Html);
Register_Command (new Command_Xref_Html);
Register_Command (new Command_Xref);
end Register_Commands;
end Ghdlprint;
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