aboutsummaryrefslogtreecommitdiffstats
path: root/src/ghdldrv/ghdlsynth.adb
blob: f887279a7f06f93fc9f3b25ec18b97163eef09df (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
--  GHDL driver for synthesis
--  Copyright (C) 2016 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 Ghdllocal; use Ghdllocal;
with Ghdlcomp;
with Ghdlmain; use Ghdlmain;
with Ghdlsimul;

with Simul.Annotations;

with Libraries;
with Flags;
with Vhdl.Canon;

--  with Simul.Elaboration;

with Synthesis;
with Netlists.Dump;
with Netlists.Disp_Vhdl;

package body Ghdlsynth is
   --  Command --synth
   type Command_Synth is new Command_Lib with record
      Disp_Inline : Boolean := True;
   end record;
   function Decode_Command (Cmd : Command_Synth; Name : String)
                           return Boolean;
   function Get_Short_Help (Cmd : Command_Synth) return String;
   procedure Decode_Option (Cmd : in out Command_Synth;
                            Option : String;
                            Arg : String;
                            Res : out Option_Res);
   procedure Perform_Action (Cmd : Command_Synth;
                             Args : Argument_List);

   function Decode_Command (Cmd : Command_Synth; Name : String)
                           return Boolean
   is
      pragma Unreferenced (Cmd);
   begin
      return Name = "--synth";
   end Decode_Command;

   function Get_Short_Help (Cmd : Command_Synth) return String
   is
      pragma Unreferenced (Cmd);
   begin
      return "--synth [FILES... -e] UNIT [ARCH]   Synthesis from UNIT";
   end Get_Short_Help;

   procedure Decode_Option (Cmd : in out Command_Synth;
                            Option : String;
                            Arg : String;
                            Res : out Option_Res) is
   begin
      if Option = "--disp-noinline" then
         Cmd.Disp_Inline := False;
         Res := Option_Ok;
      else
         Decode_Option (Command_Lib (Cmd), Option, Arg, Res);
      end if;
   end Decode_Option;

   function Ghdl_Synth (Args : Argument_List) return Netlists.Module
   is
      E_Opt : Integer;
      Opt_Arg : Natural;
   begin
      --  If the '-e' switch is present, there is a list of files.
      E_Opt := Args'First - 1;
      for I in Args'Range loop
         if Args (I).all = "-e" then
            E_Opt := I;
            exit;
         end if;
      end loop;

      Simul.Annotations.Flag_Synthesis := True;

      Ghdlcomp.Hooks.Compile_Init.all (False);
      Flags.Flag_Elaborate_With_Outdated := False;
      Flags.Flag_Only_Elab_Warnings := True;

      Libraries.Load_Work_Library (E_Opt >= Args'First);

      --  Do not canon concurrent statements.
      Vhdl.Canon.Canon_Flag_Concurrent_Stmts := False;

      Vhdl.Canon.Canon_Flag_Add_Labels := True;

      --  Analyze files (if any)
      for I in Args'First .. E_Opt - 1 loop
         Ghdlcomp.Compile_Analyze_File (Args (I).all);
      end loop;

      --  Elaborate
      Ghdlcomp.Hooks.Compile_Elab.all
        ("--synth", Args (E_Opt + 1 .. Args'Last), Opt_Arg);

      if Opt_Arg <= Args'Last then
         Ghdlmain.Error ("extra options ignored");
      end if;

      --  Hooks.Set_Run_Options (Args (Opt_Arg .. Args'Last));

      --  Simul.Elaboration.Elaborate_Design (Ghdlsimul.Get_Top_Config);

      return Synthesis.Synth_Design (Ghdlsimul.Get_Top_Config);
      --  Hooks.Run.all;
   end Ghdl_Synth;

   procedure Perform_Action (Cmd : Command_Synth;
                             Args : Argument_List)
   is
      Res : Netlists.Module;
   begin
      Res := Ghdl_Synth (Args);
      if False then
         Netlists.Dump.Flag_Disp_Inline := Cmd.Disp_Inline;
         Netlists.Dump.Disp_Module (Res);
      else
         Netlists.Disp_Vhdl.Disp_Vhdl (Res);
      end if;
   end Perform_Action;

   procedure Register_Commands is
   begin
      Ghdlmain.Register_Command (new Command_Synth);
   end Register_Commands;
end Ghdlsynth;