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
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
|
-- GHDL Run Time (GRT) - 'image subprograms.
-- Copyright (C) 2002 - 2014 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.
--
-- As a special exception, if other files instantiate generics from this
-- unit, or you link this unit with other files to produce an executable,
-- this unit does not by itself cause the resulting executable to be
-- covered by the GNU General Public License. This exception does not
-- however invalidate any other reasons why the executable file might be
-- covered by the GNU Public License.
with System; use System;
with Ada.Unchecked_Conversion;
with Grt.Rtis_Utils; use Grt.Rtis_Utils;
with Grt.Processes; use Grt.Processes;
with Grt.Errors; use Grt.Errors;
with Grt.Errors_Exec; use Grt.Errors_Exec;
with Grt.To_Strings; use Grt.To_Strings;
package body Grt.Images is
function To_Std_String_Basep is new Ada.Unchecked_Conversion
(Source => System.Address, Target => Std_String_Basep);
function To_Std_String_Boundp is new Ada.Unchecked_Conversion
(Source => System.Address, Target => Std_String_Boundp);
procedure Set_String_Bounds (Res : Std_String_Ptr; Len : Ghdl_Index_Type)
is
begin
Res.Bounds := To_Std_String_Boundp
(Ghdl_Stack2_Allocate (Std_String_Bound'Size / System.Storage_Unit));
Res.Bounds.Dim_1 := (Left => 1,
Right => Std_Integer (Len),
Dir => Dir_To,
Length => Len);
end Set_String_Bounds;
procedure Return_String (Res : Std_String_Ptr; Str : String)
is
begin
Res.Base := To_Std_String_Basep (Ghdl_Stack2_Allocate (Str'Length));
for I in 0 .. Str'Length - 1 loop
Res.Base (Ghdl_Index_Type (I)) := Str (Str'First + I);
end loop;
Set_String_Bounds (Res, Str'Length);
end Return_String;
procedure Return_Enum
(Res : Std_String_Ptr; Rti : Ghdl_Rti_Access; Index : Ghdl_Index_Type)
is
Enum_Rti : constant Ghdl_Rtin_Type_Enum_Acc :=
To_Ghdl_Rtin_Type_Enum_Acc (Rti);
Str : constant Ghdl_C_String := Enum_Rti.Names (Index);
begin
Return_String (Res, Str (1 .. strlen (Str)));
end Return_Enum;
procedure Ghdl_Image_B1
(Res : Std_String_Ptr; Val : Ghdl_B1; Rti : Ghdl_Rti_Access)
is
begin
Return_Enum (Res, Rti, Ghdl_B1'Pos (Val));
end Ghdl_Image_B1;
procedure Ghdl_Image_E8
(Res : Std_String_Ptr; Val : Ghdl_E8; Rti : Ghdl_Rti_Access)
is
begin
Return_Enum (Res, Rti, Ghdl_E8'Pos (Val));
end Ghdl_Image_E8;
procedure Ghdl_Image_E32
(Res : Std_String_Ptr; Val : Ghdl_E32; Rti : Ghdl_Rti_Access)
is
begin
Return_Enum (Res, Rti, Ghdl_E32'Pos (Val));
end Ghdl_Image_E32;
procedure Ghdl_Image_I32 (Res : Std_String_Ptr; Val : Ghdl_I32)
is
Str : String (1 .. 11);
First : Natural;
begin
To_String (Str, First, Val);
Return_String (Res, Str (First .. Str'Last));
end Ghdl_Image_I32;
procedure Ghdl_Image_I64 (Res : Std_String_Ptr; Val : Ghdl_I64)
is
-- biggest number is: 18446744073709551615 (20 digits)
Str : String (1 .. 21);
First : Natural;
begin
To_String (Str, First, Val);
Return_String (Res, Str (First .. Str'Last));
end Ghdl_Image_I64;
procedure Ghdl_Image_P64
(Res : Std_String_Ptr; Val : Ghdl_I64; Rti : Ghdl_Rti_Access)
is
Str : String (1 .. 21);
First : Natural;
Phys : constant Ghdl_Rtin_Type_Physical_Acc
:= To_Ghdl_Rtin_Type_Physical_Acc (Rti);
Unit_Name : Ghdl_C_String;
Unit_Len : Natural;
begin
To_String (Str, First, Val);
Unit_Name := Get_Physical_Unit_Name (Phys.Units (0));
Unit_Len := strlen (Unit_Name);
declare
L : constant Natural := Str'Last + 1 - First;
Str2 : String (1 .. L + 1 + Unit_Len);
begin
Str2 (1 .. L) := Str (First .. Str'Last);
Str2 (L + 1) := ' ';
Str2 (L + 2 .. Str2'Last) := Unit_Name (1 .. Unit_Len);
Return_String (Res, Str2);
end;
end Ghdl_Image_P64;
procedure Ghdl_Image_P32
(Res : Std_String_Ptr; Val : Ghdl_I32; Rti : Ghdl_Rti_Access)
is
Str : String (1 .. 11);
First : Natural;
Phys : constant Ghdl_Rtin_Type_Physical_Acc
:= To_Ghdl_Rtin_Type_Physical_Acc (Rti);
Unit_Name : Ghdl_C_String;
Unit_Len : Natural;
begin
To_String (Str, First, Val);
Unit_Name := Get_Physical_Unit_Name (Phys.Units (0));
Unit_Len := strlen (Unit_Name);
declare
L : constant Natural := Str'Last + 1 - First;
Str2 : String (1 .. L + 1 + Unit_Len);
begin
Str2 (1 .. L) := Str (First .. Str'Last);
Str2 (L + 1) := ' ';
Str2 (L + 2 .. Str2'Last) := Unit_Name (1 .. Unit_Len);
Return_String (Res, Str2);
end;
end Ghdl_Image_P32;
procedure Ghdl_Image_F64 (Res : Std_String_Ptr; Val : Ghdl_F64)
is
Str : String (1 .. 24);
P : Natural;
begin
To_String (Str, P, Val);
Return_String (Res, Str (1 .. P));
end Ghdl_Image_F64;
procedure Ghdl_To_String_I32 (Res : Std_String_Ptr; Val : Ghdl_I32)
renames Ghdl_Image_I32;
procedure Ghdl_To_String_I64 (Res : Std_String_Ptr; Val : Ghdl_I64)
renames Ghdl_Image_I64;
procedure Ghdl_To_String_F64 (Res : Std_String_Ptr; Val : Ghdl_F64)
renames Ghdl_Image_F64;
procedure Ghdl_To_String_F64_Digits
(Res : Std_String_Ptr; Val : Ghdl_F64; Nbr_Digits : Ghdl_I32)
is
Str : String (1 .. 128);
P : Natural;
begin
To_String (Str, P, Val, Nbr_Digits);
Return_String (Res, Str (1 .. P));
end Ghdl_To_String_F64_Digits;
procedure Ghdl_To_String_F64_Format
(Res : Std_String_Ptr; Val : Ghdl_F64; Format : Std_String_Ptr)
is
C_Format : String (1 .. Positive (Format.Bounds.Dim_1.Length + 1));
Str : String_Real_Format;
P : Natural;
begin
for I in 1 .. C_Format'Last - 1 loop
C_Format (I) := Format.Base (Ghdl_Index_Type (I - 1));
end loop;
C_Format (C_Format'Last) := NUL;
To_String (Str, P, Val, To_Ghdl_C_String (C_Format'Address));
Return_String (Res, Str (1 .. P));
end Ghdl_To_String_F64_Format;
subtype Log_Base_Type is Ghdl_Index_Type range 3 .. 4;
Hex_Chars : constant array (Natural range 0 .. 15) of Character :=
"0123456789ABCDEF";
procedure Ghdl_BV_To_String (Res : Std_String_Ptr;
Val : Std_Bit_Vector_Basep;
Len : Ghdl_Index_Type;
Log_Base : Log_Base_Type)
is
Res_Len : constant Ghdl_Index_Type := (Len + Log_Base - 1) / Log_Base;
Pos : Ghdl_Index_Type;
V : Natural;
Sh_Count : Natural range 0 .. 4;
Sh : Natural range 1 .. 16;
begin
Res.Base := To_Std_String_Basep (Ghdl_Stack2_Allocate (Res_Len));
V := 0;
Sh_Count := 0;
Sh := 1;
Pos := Res_Len - 1;
for I in reverse 1 .. Len loop
V := V + Std_Bit'Pos (Val (I - 1)) * Sh;
Sh_Count := Sh_Count + 1;
Sh := Sh * 2;
if Sh_Count = Natural (Log_Base) or else I = 1 then
Res.Base (Pos) := Hex_Chars (V);
Pos := Pos - 1;
Sh_Count := 0;
Sh := 1;
V := 0;
end if;
end loop;
Set_String_Bounds (Res, Res_Len);
end Ghdl_BV_To_String;
procedure Ghdl_BV_To_Ostring (Res : Std_String_Ptr;
Base : Std_Bit_Vector_Basep;
Len : Ghdl_Index_Type) is
begin
Ghdl_BV_To_String (Res, Base, Len, 3);
end Ghdl_BV_To_Ostring;
procedure Ghdl_BV_To_Hstring (Res : Std_String_Ptr;
Base : Std_Bit_Vector_Basep;
Len : Ghdl_Index_Type) is
begin
Ghdl_BV_To_String (Res, Base, Len, 4);
end Ghdl_BV_To_Hstring;
procedure To_String_Enum
(Res : Std_String_Ptr; Rti : Ghdl_Rti_Access; Index : Ghdl_Index_Type)
is
Enum_Rti : Ghdl_Rtin_Type_Enum_Acc;
Str : Ghdl_C_String;
Len : Natural;
begin
Enum_Rti := To_Ghdl_Rtin_Type_Enum_Acc (Rti);
Str := Enum_Rti.Names (Index);
if Str (1) = ''' then
Return_String (Res, Str (2 .. 2));
else
Len := strlen (Str);
if Str (1) /= '\' then
Return_String (Res, Str (1 .. Len));
else
-- Extended string. Compute length.
declare
Skip : Boolean;
Elen : Ghdl_Index_Type;
Epos : Ghdl_Index_Type;
begin
Skip := False;
Elen := 0;
for I in 2 .. Len - 1 loop
if Skip then
Skip := False;
else
Elen := Elen + 1;
Skip := Str (I) = '\';
end if;
end loop;
Res.Base := To_Std_String_Basep (Ghdl_Stack2_Allocate (Elen));
Epos := 0;
for I in 2 .. Len - 1 loop
if Skip then
Skip := False;
else
Res.Base (Epos) := Str (I);
Epos := Epos + 1;
Skip := Str (I) = '\';
end if;
end loop;
Set_String_Bounds (Res, Elen);
end;
end if;
end if;
end To_String_Enum;
procedure Ghdl_To_String_B1
(Res : Std_String_Ptr; Val : Ghdl_B1; Rti : Ghdl_Rti_Access) is
begin
To_String_Enum (Res, Rti, Ghdl_B1'Pos (Val));
end Ghdl_To_String_B1;
procedure Ghdl_To_String_E8
(Res : Std_String_Ptr; Val : Ghdl_E8; Rti : Ghdl_Rti_Access) is
begin
To_String_Enum (Res, Rti, Ghdl_E8'Pos (Val));
end Ghdl_To_String_E8;
procedure Ghdl_To_String_E32
(Res : Std_String_Ptr; Val : Ghdl_E32; Rti : Ghdl_Rti_Access) is
begin
To_String_Enum (Res, Rti, Ghdl_E32'Pos (Val));
end Ghdl_To_String_E32;
procedure Ghdl_To_String_Char (Res : Std_String_Ptr; Val : Std_Character) is
begin
Return_String (Res, (1 => Val));
end Ghdl_To_String_Char;
procedure Ghdl_To_String_P32
(Res : Std_String_Ptr; Val : Ghdl_I32; Rti : Ghdl_Rti_Access)
renames Ghdl_Image_P32;
procedure Ghdl_To_String_P64
(Res : Std_String_Ptr; Val : Ghdl_I64; Rti : Ghdl_Rti_Access)
renames Ghdl_Image_P64;
procedure Ghdl_Time_To_String_Unit
(Res : Std_String_Ptr;
Val : Std_Time; Unit : Std_Time; Rti : Ghdl_Rti_Access)
is
Str : String_Time_Unit;
First : Natural;
Phys : constant Ghdl_Rtin_Type_Physical_Acc
:= To_Ghdl_Rtin_Type_Physical_Acc (Rti);
Unit_Name : Ghdl_C_String;
Unit_Len : Natural;
begin
Unit_Name := null;
for I in 1 .. Phys.Nbr loop
if Get_Physical_Unit_Value (Phys.Units (I - 1), Rti) = Ghdl_I64 (Unit)
then
Unit_Name := Get_Physical_Unit_Name (Phys.Units (I - 1));
exit;
end if;
end loop;
if Unit_Name = null then
Error ("no unit for to_string");
end if;
To_String (Str, First, Ghdl_I64 (Val), Ghdl_I64 (Unit));
Unit_Len := strlen (Unit_Name);
declare
L : constant Natural := Str'Last + 1 - First;
Str2 : String (1 .. L + 1 + Unit_Len);
begin
Str2 (1 .. L) := Str (First .. Str'Last);
Str2 (L + 1) := ' ';
Str2 (L + 2 .. Str2'Last) := Unit_Name (1 .. Unit_Len);
Return_String (Res, Str2);
end;
end Ghdl_Time_To_String_Unit;
procedure Ghdl_Array_Char_To_String_B1
(Res : Std_String_Ptr;
Val : Ghdl_Ptr; Len : Ghdl_Index_Type; Rti : Ghdl_Rti_Access)
is
Enum_Rti : constant Ghdl_Rtin_Type_Enum_Acc :=
To_Ghdl_Rtin_Type_Enum_Acc (Rti);
Str : Ghdl_C_String;
Arr : constant Ghdl_B1_Array_Base_Ptr := To_Ghdl_B1_Array_Base_Ptr (Val);
begin
Res.Base := To_Std_String_Basep (Ghdl_Stack2_Allocate (Len));
for I in 1 .. Len loop
Str := Enum_Rti.Names (Ghdl_B1'Pos (Arr (I - 1)));
Res.Base (I - 1) := Str (2);
end loop;
Set_String_Bounds (Res, Len);
end Ghdl_Array_Char_To_String_B1;
procedure Ghdl_Array_Char_To_String_E8
(Res : Std_String_Ptr;
Val : Ghdl_Ptr; Len : Ghdl_Index_Type; Rti : Ghdl_Rti_Access)
is
Enum_Rti : constant Ghdl_Rtin_Type_Enum_Acc :=
To_Ghdl_Rtin_Type_Enum_Acc (Rti);
Str : Ghdl_C_String;
Arr : constant Ghdl_E8_Array_Base_Ptr := To_Ghdl_E8_Array_Base_Ptr (Val);
begin
Res.Base := To_Std_String_Basep (Ghdl_Stack2_Allocate (Len));
for I in 1 .. Len loop
Str := Enum_Rti.Names (Ghdl_E8'Pos (Arr (I - 1)));
Res.Base (I - 1) := Str (2);
end loop;
Set_String_Bounds (Res, Len);
end Ghdl_Array_Char_To_String_E8;
procedure Ghdl_Array_Char_To_String_E32
(Res : Std_String_Ptr;
Val : Ghdl_Ptr; Len : Ghdl_Index_Type; Rti : Ghdl_Rti_Access)
is
Enum_Rti : constant Ghdl_Rtin_Type_Enum_Acc :=
To_Ghdl_Rtin_Type_Enum_Acc (Rti);
Str : Ghdl_C_String;
Arr : constant Ghdl_E32_Array_Base_Ptr :=
To_Ghdl_E32_Array_Base_Ptr (Val);
begin
Res.Base := To_Std_String_Basep (Ghdl_Stack2_Allocate (Len));
for I in 1 .. Len loop
Str := Enum_Rti.Names (Ghdl_E32'Pos (Arr (I - 1)));
Res.Base (I - 1) := Str (2);
end loop;
Set_String_Bounds (Res, Len);
end Ghdl_Array_Char_To_String_E32;
-- procedure Ghdl_Image_F64 (Res : Std_String_Ptr; Val : Ghdl_F64)
-- is
-- -- Sign (1) + digit (1) + dot (1) + digits (15) + exp (1) + sign (1)
-- -- + exp_digits (4) -> 24.
-- Str : String (1 .. 25);
-- procedure Snprintf_G (Str : System.Address;
-- Size : Integer;
-- Arg : Ghdl_F64);
-- pragma Import (C, Snprintf_G, "__ghdl_snprintf_g");
-- function strlen (Str : System.Address) return Integer;
-- pragma Import (C, strlen);
-- begin
-- Snprintf_G (Str'Address, Str'Length, Val);
-- Return_String (Res, Str (1 .. strlen (Str'Address)));
-- end Ghdl_Image_F64;
end Grt.Images;
|