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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
|
-- Command line options.
-- Copyright (C) 2008 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 Simple_IO;
with Errorout; use Errorout;
with Types; use Types;
with Libraries;
with Std_Names;
with PSL.Nodes;
with PSL.Dump_Tree;
with Vhdl.Disp_Tree;
with Vhdl.Scanner;
with Vhdl.Parse;
with Vhdl.Errors;
with Vhdl.Back_End; use Vhdl.Back_End;
with Flags; use Flags;
with Files_Map;
package body Options is
procedure Initialize is
begin
Std_Names.Std_Names_Initialize;
Libraries.Init_Paths;
PSL.Nodes.Init (Libraries.Library_Location);
PSL.Dump_Tree.Dump_Hdl_Node := Vhdl.Disp_Tree.Disp_Tree_For_Psl'Access;
Vhdl.Errors.Initialize;
end Initialize;
function Option_Warning (Opt: String; Val : Boolean) return Option_State is
begin
-- Handle -Werror.
if Opt = "error" then
for I in Msgid_Warnings loop
Warning_Error (I, Val);
end loop;
return Option_Ok;
end if;
-- Handle -Werror=xxx
if Opt'Length >= 6
and then Opt (Opt'First .. Opt'First + 5) = "error="
then
for I in Msgid_Warnings loop
if Warning_Image (I) = Opt (Opt'First + 6 .. Opt'Last) then
Warning_Error (I, Val);
return Option_Ok;
end if;
end loop;
Error_Msg_Option ("unknown warning identifier");
return Option_Err;
end if;
-- Normal warnings.
for I in Msgid_Warnings loop
if Warning_Image (I) = Opt then
Enable_Warning (I, Val);
return Option_Ok;
end if;
end loop;
-- -Wreserved is an alias for -Wreserved-word.
if Opt = "reserved" then
Enable_Warning (Warnid_Reserved_Word, Val);
return Option_Ok;
end if;
-- Unknown warning.
Error_Msg_Option ("unknown warning identifier");
return Option_Err;
end Option_Warning;
function Parse_Option (Opt : String) return Option_State
is
pragma Assert (Opt'First = 1);
begin
if Opt'Last > 5 and then Opt (1 .. 6) = "--std=" then
Flag_Relaxed_Rules := False;
Flag_Relaxed_Files87 := False;
if Opt'Length = 8 then
if Opt (7 .. 8) = "87" then
Vhdl_Std := Vhdl_87;
elsif Opt (7 .. 8) = "93" then
Vhdl_Std := Vhdl_93;
elsif Opt (7 .. 8) = "00" then
Vhdl_Std := Vhdl_00;
elsif Opt (7 .. 8) = "02" then
Vhdl_Std := Vhdl_02;
elsif Opt (7 .. 8) = "08" then
Vhdl_Std := Vhdl_08;
else
Error_Msg_Option ("unknown language standard");
return Option_Err;
end if;
elsif Opt'Length = 9 and then Opt (7 .. 9) = "93c" then
Vhdl_Std := Vhdl_93;
Flag_Relaxed_Rules := True;
Flag_Relaxed_Files87 := True;
else
Error_Msg_Option ("unknown language standard");
return Option_Err;
end if;
elsif Opt'Length = 5 and then Opt (1 .. 5) = "--ams" then
AMS_Vhdl := True;
elsif Opt'Length >= 2 and then Opt (1 .. 2) = "-P" then
if Opt'Last = 2 then
Error_Msg_Option ("missing directory after -P");
return Option_Err;
end if;
if Opt (3) = '=' then
if Opt'Last = 3 then
Error_Msg_Option ("missing directory after -P=");
return Option_Err;
end if;
Libraries.Add_Library_Path (Opt (4 .. Opt'Last));
else
Libraries.Add_Library_Path (Opt (3 .. Opt'Last));
end if;
elsif Opt'Length > 10 and then Opt (1 .. 10) = "--workdir=" then
Libraries.Set_Work_Library_Path (Opt (11 .. Opt'Last));
elsif Opt'Length > 10 and then Opt (1 .. 10) = "--warn-no-" then
-- Handle --warn-no before -warn-!
return Option_Warning (Opt (11 .. Opt'Last), False);
elsif Opt'Length > 7 and then Opt (1 .. 7) = "--warn-" then
return Option_Warning (Opt (8 .. Opt'Last), True);
elsif Opt'Length > 5 and then Opt (1 .. 5) = "-Wno-" then
-- Handle -Wno-xxx before -Wxxx
return Option_Warning (Opt (6 .. Opt'Last), False);
elsif Opt'Length > 2 and then Opt (1 .. 2) = "-W" then
return Option_Warning (Opt (3 .. Opt'Last), True);
elsif Opt'Length > 7 and then Opt (1 .. 7) = "--work=" then
Libraries.Work_Library_Name := Libraries.Decode_Work_Option (Opt);
if Libraries.Work_Library_Name = Null_Identifier then
return Option_Err;
end if;
elsif Opt = "-C" or else Opt = "--mb-comments" then
Mb_Comment := True;
elsif Opt = "--force-analysis" then
Flag_Force_Analysis := True;
Vhdl.Parse.Flag_Parse_Parenthesis := True;
elsif Opt = "-fcaret-diagnostics" then
Flag_Caret_Diagnostics := True;
elsif Opt = "-fno-caret-diagnostics" then
Flag_Caret_Diagnostics := False;
elsif Opt = "-fcolor-diagnostics" then
Flag_Color_Diagnostics := On;
elsif Opt = "-fno-color-diagnostics" then
Flag_Color_Diagnostics := Off;
elsif Opt = "-fdiagnostics-show-option" then
Flag_Diagnostics_Show_Option := True;
elsif Opt = "-fno-diagnostics-show-option" then
Flag_Diagnostics_Show_Option := False;
elsif Opt'Length > 10 and then Opt (1 .. 10) = "-ftabstop=" then
declare
use Files_Map;
V : Natural;
begin
V := Natural'Value (Opt (11 .. Opt'Last));
if V not in Tab_Stop_Range then
Error_Msg_Option ("incorrect value for -ftabstop");
return Option_Err;
end if;
Tab_Stop := V;
exception
when Constraint_Error =>
Error_Msg_Option ("numeric value expected after -ftabstop=");
return Option_Err;
end;
elsif Opt'Length > 13 and then Opt (1 .. 13) = "-fmax-errors=" then
begin
Max_Nbr_Errors := Natural'Value (Opt (14 .. Opt'Last));
exception
when Constraint_Error =>
Error_Msg_Option ("numeric value expected after -fmax-errors=");
return Option_Err;
end;
elsif Opt = "--bootstrap" then
Bootstrap := True;
elsif Opt = "-fexplicit" then
Flag_Explicit := True;
elsif Opt = "-frelaxed-rules" or else Opt = "-frelaxed" then
Flag_Relaxed_Rules := True;
elsif Opt = "-fsynopsys" then
Flag_Synopsys := True;
elsif Opt = "--syn-binding" then
Flag_Syn_Binding := True;
elsif Opt = "--no-vital-checks" then
Flag_Vital_Checks := False;
elsif Opt = "--vital-checks" then
Flag_Vital_Checks := True;
elsif Opt = "-fpsl" then
Vhdl.Scanner.Flag_Psl_Comment := True;
Vhdl.Scanner.Flag_Comment_Keyword := True;
elsif Opt = "-dp" then
Dump_Parse := True;
elsif Opt = "-ds" then
Dump_Sem := True;
elsif Opt = "-dc" then
Dump_Canon := True;
elsif Opt = "-da" then
Dump_Annotate := True;
elsif Opt = "-do" then
Dump_Origin_Flag := False;
elsif Opt = "--dall" then
Dump_All := True;
elsif Opt = "-dstats" then
Dump_Stats := True;
elsif Opt = "--lall" then
List_All := True;
elsif Opt = "-lv" then
List_Verbose := True;
elsif Opt = "-ls" then
List_Sem := True;
elsif Opt = "-lc" then
List_Canon := True;
elsif Opt = "-la" then
List_Annotate := True;
elsif Opt = "-v" then
Verbose := True;
elsif Opt = "--finteger64" then
Flag_Integer_64 := True;
elsif Opt = "--ftime32" then
Flag_Time_64 := False;
elsif Vhdl.Back_End.Parse_Option /= null
and then Vhdl.Back_End.Parse_Option.all (Opt)
then
null;
else
return Option_Unknown;
end if;
return Option_Ok;
end Parse_Option;
-- Disp help about these options.
procedure Disp_Options_Help
is
procedure P (S : String) renames Simple_IO.Put_Line;
begin
P ("Main options:");
P (" --work=LIB use LIB as work library");
P (" --workdir=DIR use DIR for the file library");
P (" -PPATH add PATH in the library path list");
P (" --std=87/93/00/02/08 select vhdl 87/93/00/02/08 standard");
P (" --std=93c select vhdl 93 standard and allow 87 syntax");
P (" --[no-]vital-checks do [not] check VITAL restrictions");
P ("Warnings:");
-- P (" --warn-undriven disp undriven signals");
P (" -Wbinding warns for component not bound");
P (" -Wreserved warns use of 93 reserved words in vhdl87");
P (" -Wlibrary warns for redefinition of a design unit");
P (" -Wvital-generic warns of non-vital generic names");
P (" -Wdelayed-checks warns for checks performed at elaboration");
P (" -Wbody warns for not necessary package body");
P (" -Wspecs warns if a all/others spec does not apply");
P (" -Wunused warns if a subprogram is never used");
P (" -Werror turns warnings into errors");
-- P ("Simulation option:");
-- P (" --assert-level=LEVEL set the level which stop the");
-- P (" simulation. LEVEL is note, warning, error,");
-- P (" failure or none");
P ("Extensions:");
P (" -fexplicit give priority to explicitly declared operator");
P (" -frelaxed-rules relax some LRM rules");
P (" -C --mb-comments allow multi-bytes chars in a comment");
P (" --bootstrap allow --work=std");
P (" --syn-binding use synthesis default binding rule");
P (" -fpsl parse psl in comments");
P ("Compilation list:");
P (" -l[sca] after semantics, canon or annotation");
P (" --lall -lX options apply to all files");
P (" -lv verbose list");
P (" -v disp compilation stages");
P ("Compilation dump:");
P (" -d[psa] dump tree after parse, semantics or annotate");
P (" --dall -dX options apply to all files");
if Vhdl.Back_End.Disp_Option /= null then
Vhdl.Back_End.Disp_Option.all;
end if;
end Disp_Options_Help;
end Options;
|
