1 /**************************************************************************
2  *
3  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 
28 
29 /**
30  * @file
31  * Trace dumping functions.
32  *
33  * For now we just use standard XML for dumping the trace calls, as this is
34  * simple to write, parse, and visually inspect, but the actual representation
35  * is abstracted out of this file, so that we can switch to a binary
36  * representation if/when it becomes justified.
37  *
38  * @author Jose Fonseca <jrfonseca@tungstengraphics.com>
39  */
40 
41 #include "pipe/p_config.h"
42 
43 #include <stdio.h>
44 #include <stdlib.h>
45 
46 #include "pipe/p_compiler.h"
47 #include "os/os_thread.h"
48 #include "util/u_debug.h"
49 #include "util/u_memory.h"
50 #include "util/u_string.h"
51 #include "util/u_math.h"
52 #include "util/u_format.h"
53 
54 #include "tr_dump.h"
55 #include "tr_screen.h"
56 #include "tr_texture.h"
57 
58 
59 static FILE *stream = NULL;
60 static unsigned refcount = 0;
61 pipe_static_mutex(call_mutex);
62 static long unsigned call_no = 0;
63 static boolean dumping = FALSE;
64 
65 
66 static INLINE void
trace_dump_write(const char * buf,size_t size)67 trace_dump_write(const char *buf, size_t size)
68 {
69    if (stream) {
70       fwrite(buf, size, 1, stream);
71    }
72 }
73 
74 
75 static INLINE void
trace_dump_writes(const char * s)76 trace_dump_writes(const char *s)
77 {
78    trace_dump_write(s, strlen(s));
79 }
80 
81 
82 static INLINE void
trace_dump_writef(const char * format,...)83 trace_dump_writef(const char *format, ...)
84 {
85    static char buf[1024];
86    unsigned len;
87    va_list ap;
88    va_start(ap, format);
89    len = util_vsnprintf(buf, sizeof(buf), format, ap);
90    va_end(ap);
91    trace_dump_write(buf, len);
92 }
93 
94 
95 static INLINE void
trace_dump_escape(const char * str)96 trace_dump_escape(const char *str)
97 {
98    const unsigned char *p = (const unsigned char *)str;
99    unsigned char c;
100    while((c = *p++) != 0) {
101       if(c == '<')
102          trace_dump_writes("&lt;");
103       else if(c == '>')
104          trace_dump_writes("&gt;");
105       else if(c == '&')
106          trace_dump_writes("&amp;");
107       else if(c == '\'')
108          trace_dump_writes("&apos;");
109       else if(c == '\"')
110          trace_dump_writes("&quot;");
111       else if(c >= 0x20 && c <= 0x7e)
112          trace_dump_writef("%c", c);
113       else
114          trace_dump_writef("&#%u;", c);
115    }
116 }
117 
118 
119 static INLINE void
trace_dump_indent(unsigned level)120 trace_dump_indent(unsigned level)
121 {
122    unsigned i;
123    for(i = 0; i < level; ++i)
124       trace_dump_writes("\t");
125 }
126 
127 
128 static INLINE void
trace_dump_newline(void)129 trace_dump_newline(void)
130 {
131    trace_dump_writes("\n");
132 }
133 
134 
135 static INLINE void
trace_dump_tag(const char * name)136 trace_dump_tag(const char *name)
137 {
138    trace_dump_writes("<");
139    trace_dump_writes(name);
140    trace_dump_writes("/>");
141 }
142 
143 
144 static INLINE void
trace_dump_tag_begin(const char * name)145 trace_dump_tag_begin(const char *name)
146 {
147    trace_dump_writes("<");
148    trace_dump_writes(name);
149    trace_dump_writes(">");
150 }
151 
152 static INLINE void
trace_dump_tag_begin1(const char * name,const char * attr1,const char * value1)153 trace_dump_tag_begin1(const char *name,
154                       const char *attr1, const char *value1)
155 {
156    trace_dump_writes("<");
157    trace_dump_writes(name);
158    trace_dump_writes(" ");
159    trace_dump_writes(attr1);
160    trace_dump_writes("='");
161    trace_dump_escape(value1);
162    trace_dump_writes("'>");
163 }
164 
165 
166 static INLINE void
trace_dump_tag_begin2(const char * name,const char * attr1,const char * value1,const char * attr2,const char * value2)167 trace_dump_tag_begin2(const char *name,
168                       const char *attr1, const char *value1,
169                       const char *attr2, const char *value2)
170 {
171    trace_dump_writes("<");
172    trace_dump_writes(name);
173    trace_dump_writes(" ");
174    trace_dump_writes(attr1);
175    trace_dump_writes("=\'");
176    trace_dump_escape(value1);
177    trace_dump_writes("\' ");
178    trace_dump_writes(attr2);
179    trace_dump_writes("=\'");
180    trace_dump_escape(value2);
181    trace_dump_writes("\'>");
182 }
183 
184 
185 static INLINE void
trace_dump_tag_begin3(const char * name,const char * attr1,const char * value1,const char * attr2,const char * value2,const char * attr3,const char * value3)186 trace_dump_tag_begin3(const char *name,
187                       const char *attr1, const char *value1,
188                       const char *attr2, const char *value2,
189                       const char *attr3, const char *value3)
190 {
191    trace_dump_writes("<");
192    trace_dump_writes(name);
193    trace_dump_writes(" ");
194    trace_dump_writes(attr1);
195    trace_dump_writes("=\'");
196    trace_dump_escape(value1);
197    trace_dump_writes("\' ");
198    trace_dump_writes(attr2);
199    trace_dump_writes("=\'");
200    trace_dump_escape(value2);
201    trace_dump_writes("\' ");
202    trace_dump_writes(attr3);
203    trace_dump_writes("=\'");
204    trace_dump_escape(value3);
205    trace_dump_writes("\'>");
206 }
207 
208 
209 static INLINE void
trace_dump_tag_end(const char * name)210 trace_dump_tag_end(const char *name)
211 {
212    trace_dump_writes("</");
213    trace_dump_writes(name);
214    trace_dump_writes(">");
215 }
216 
217 static void
trace_dump_trace_close(void)218 trace_dump_trace_close(void)
219 {
220    if(stream) {
221       trace_dump_writes("</trace>\n");
222       fclose(stream);
223       stream = NULL;
224       refcount = 0;
225       call_no = 0;
226    }
227 }
228 
trace_dump_trace_begin()229 boolean trace_dump_trace_begin()
230 {
231    const char *filename;
232 
233    filename = debug_get_option("GALLIUM_TRACE", NULL);
234    if(!filename)
235       return FALSE;
236 
237    if(!stream) {
238 
239       stream = fopen(filename, "wt");
240       if(!stream)
241          return FALSE;
242 
243       trace_dump_writes("<?xml version='1.0' encoding='UTF-8'?>\n");
244       trace_dump_writes("<?xml-stylesheet type='text/xsl' href='trace.xsl'?>\n");
245       trace_dump_writes("<trace version='0.1'>\n");
246 
247 #if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) || defined(PIPE_OS_APPLE)
248       /* Linux applications rarely cleanup GL / Gallium resources so catch
249        * application exit here */
250       atexit(trace_dump_trace_close);
251 #endif
252    }
253 
254    ++refcount;
255 
256    return TRUE;
257 }
258 
trace_dump_trace_enabled(void)259 boolean trace_dump_trace_enabled(void)
260 {
261    return stream ? TRUE : FALSE;
262 }
263 
trace_dump_trace_end(void)264 void trace_dump_trace_end(void)
265 {
266    if(stream)
267       if(!--refcount)
268          trace_dump_trace_close();
269 }
270 
271 /*
272  * Call lock
273  */
274 
trace_dump_call_lock(void)275 void trace_dump_call_lock(void)
276 {
277    pipe_mutex_lock(call_mutex);
278 }
279 
trace_dump_call_unlock(void)280 void trace_dump_call_unlock(void)
281 {
282    pipe_mutex_unlock(call_mutex);
283 }
284 
285 /*
286  * Dumping control
287  */
288 
trace_dumping_start_locked(void)289 void trace_dumping_start_locked(void)
290 {
291    dumping = TRUE;
292 }
293 
trace_dumping_stop_locked(void)294 void trace_dumping_stop_locked(void)
295 {
296    dumping = FALSE;
297 }
298 
trace_dumping_enabled_locked(void)299 boolean trace_dumping_enabled_locked(void)
300 {
301    return dumping;
302 }
303 
trace_dumping_start(void)304 void trace_dumping_start(void)
305 {
306    pipe_mutex_lock(call_mutex);
307    trace_dumping_start_locked();
308    pipe_mutex_unlock(call_mutex);
309 }
310 
trace_dumping_stop(void)311 void trace_dumping_stop(void)
312 {
313    pipe_mutex_lock(call_mutex);
314    trace_dumping_stop_locked();
315    pipe_mutex_unlock(call_mutex);
316 }
317 
trace_dumping_enabled(void)318 boolean trace_dumping_enabled(void)
319 {
320    boolean ret;
321    pipe_mutex_lock(call_mutex);
322    ret = trace_dumping_enabled_locked();
323    pipe_mutex_unlock(call_mutex);
324    return ret;
325 }
326 
327 /*
328  * Dump functions
329  */
330 
trace_dump_call_begin_locked(const char * klass,const char * method)331 void trace_dump_call_begin_locked(const char *klass, const char *method)
332 {
333    if (!dumping)
334       return;
335 
336    ++call_no;
337    trace_dump_indent(1);
338    trace_dump_writes("<call no=\'");
339    trace_dump_writef("%lu", call_no);
340    trace_dump_writes("\' class=\'");
341    trace_dump_escape(klass);
342    trace_dump_writes("\' method=\'");
343    trace_dump_escape(method);
344    trace_dump_writes("\'>");
345    trace_dump_newline();
346 }
347 
trace_dump_call_end_locked(void)348 void trace_dump_call_end_locked(void)
349 {
350    if (!dumping)
351       return;
352 
353    trace_dump_indent(1);
354    trace_dump_tag_end("call");
355    trace_dump_newline();
356    fflush(stream);
357 }
358 
trace_dump_call_begin(const char * klass,const char * method)359 void trace_dump_call_begin(const char *klass, const char *method)
360 {
361    pipe_mutex_lock(call_mutex);
362    trace_dump_call_begin_locked(klass, method);
363 }
364 
trace_dump_call_end(void)365 void trace_dump_call_end(void)
366 {
367    trace_dump_call_end_locked();
368    pipe_mutex_unlock(call_mutex);
369 }
370 
trace_dump_arg_begin(const char * name)371 void trace_dump_arg_begin(const char *name)
372 {
373    if (!dumping)
374       return;
375 
376    trace_dump_indent(2);
377    trace_dump_tag_begin1("arg", "name", name);
378 }
379 
trace_dump_arg_end(void)380 void trace_dump_arg_end(void)
381 {
382    if (!dumping)
383       return;
384 
385    trace_dump_tag_end("arg");
386    trace_dump_newline();
387 }
388 
trace_dump_ret_begin(void)389 void trace_dump_ret_begin(void)
390 {
391    if (!dumping)
392       return;
393 
394    trace_dump_indent(2);
395    trace_dump_tag_begin("ret");
396 }
397 
trace_dump_ret_end(void)398 void trace_dump_ret_end(void)
399 {
400    if (!dumping)
401       return;
402 
403    trace_dump_tag_end("ret");
404    trace_dump_newline();
405 }
406 
trace_dump_bool(int value)407 void trace_dump_bool(int value)
408 {
409    if (!dumping)
410       return;
411 
412    trace_dump_writef("<bool>%c</bool>", value ? '1' : '0');
413 }
414 
trace_dump_int(long long int value)415 void trace_dump_int(long long int value)
416 {
417    if (!dumping)
418       return;
419 
420    trace_dump_writef("<int>%lli</int>", value);
421 }
422 
trace_dump_uint(long long unsigned value)423 void trace_dump_uint(long long unsigned value)
424 {
425    if (!dumping)
426       return;
427 
428    trace_dump_writef("<uint>%llu</uint>", value);
429 }
430 
trace_dump_float(double value)431 void trace_dump_float(double value)
432 {
433    if (!dumping)
434       return;
435 
436    trace_dump_writef("<float>%g</float>", value);
437 }
438 
trace_dump_bytes(const void * data,size_t size)439 void trace_dump_bytes(const void *data,
440                       size_t size)
441 {
442    static const char hex_table[16] = "0123456789ABCDEF";
443    const uint8_t *p = data;
444    size_t i;
445 
446    if (!dumping)
447       return;
448 
449    trace_dump_writes("<bytes>");
450    for(i = 0; i < size; ++i) {
451       uint8_t byte = *p++;
452       char hex[2];
453       hex[0] = hex_table[byte >> 4];
454       hex[1] = hex_table[byte & 0xf];
455       trace_dump_write(hex, 2);
456    }
457    trace_dump_writes("</bytes>");
458 }
459 
trace_dump_box_bytes(const void * data,enum pipe_format format,const struct pipe_box * box,unsigned stride,unsigned slice_stride)460 void trace_dump_box_bytes(const void *data,
461 			  enum pipe_format format,
462 			  const struct pipe_box *box,
463 			  unsigned stride,
464 			  unsigned slice_stride)
465 {
466    size_t size;
467 
468    if (slice_stride)
469       size = box->depth * slice_stride;
470    else if (stride)
471       size = util_format_get_nblocksy(format, box->height) * stride;
472    else {
473       size = util_format_get_nblocksx(format, box->width) * util_format_get_blocksize(format);
474    }
475 
476    trace_dump_bytes(data, size);
477 }
478 
trace_dump_string(const char * str)479 void trace_dump_string(const char *str)
480 {
481    if (!dumping)
482       return;
483 
484    trace_dump_writes("<string>");
485    trace_dump_escape(str);
486    trace_dump_writes("</string>");
487 }
488 
trace_dump_enum(const char * value)489 void trace_dump_enum(const char *value)
490 {
491    if (!dumping)
492       return;
493 
494    trace_dump_writes("<enum>");
495    trace_dump_escape(value);
496    trace_dump_writes("</enum>");
497 }
498 
trace_dump_array_begin(void)499 void trace_dump_array_begin(void)
500 {
501    if (!dumping)
502       return;
503 
504    trace_dump_writes("<array>");
505 }
506 
trace_dump_array_end(void)507 void trace_dump_array_end(void)
508 {
509    if (!dumping)
510       return;
511 
512    trace_dump_writes("</array>");
513 }
514 
trace_dump_elem_begin(void)515 void trace_dump_elem_begin(void)
516 {
517    if (!dumping)
518       return;
519 
520    trace_dump_writes("<elem>");
521 }
522 
trace_dump_elem_end(void)523 void trace_dump_elem_end(void)
524 {
525    if (!dumping)
526       return;
527 
528    trace_dump_writes("</elem>");
529 }
530 
trace_dump_struct_begin(const char * name)531 void trace_dump_struct_begin(const char *name)
532 {
533    if (!dumping)
534       return;
535 
536    trace_dump_writef("<struct name='%s'>", name);
537 }
538 
trace_dump_struct_end(void)539 void trace_dump_struct_end(void)
540 {
541    if (!dumping)
542       return;
543 
544    trace_dump_writes("</struct>");
545 }
546 
trace_dump_member_begin(const char * name)547 void trace_dump_member_begin(const char *name)
548 {
549    if (!dumping)
550       return;
551 
552    trace_dump_writef("<member name='%s'>", name);
553 }
554 
trace_dump_member_end(void)555 void trace_dump_member_end(void)
556 {
557    if (!dumping)
558       return;
559 
560    trace_dump_writes("</member>");
561 }
562 
trace_dump_null(void)563 void trace_dump_null(void)
564 {
565    if (!dumping)
566       return;
567 
568    trace_dump_writes("<null/>");
569 }
570 
trace_dump_ptr(const void * value)571 void trace_dump_ptr(const void *value)
572 {
573    if (!dumping)
574       return;
575 
576    if(value)
577       trace_dump_writef("<ptr>0x%08lx</ptr>", (unsigned long)(uintptr_t)value);
578    else
579       trace_dump_null();
580 }
581 
582 
trace_dump_resource_ptr(struct pipe_resource * _resource)583 void trace_dump_resource_ptr(struct pipe_resource *_resource)
584 {
585    if (!dumping)
586       return;
587 
588    if (_resource) {
589       struct trace_resource *tr_resource = trace_resource(_resource);
590       trace_dump_ptr(tr_resource->resource);
591    } else {
592       trace_dump_null();
593    }
594 }
595 
trace_dump_surface_ptr(struct pipe_surface * _surface)596 void trace_dump_surface_ptr(struct pipe_surface *_surface)
597 {
598    if (!dumping)
599       return;
600 
601    if (_surface) {
602       struct trace_surface *tr_surf = trace_surface(_surface);
603       trace_dump_ptr(tr_surf->surface);
604    } else {
605       trace_dump_null();
606    }
607 }
608 
trace_dump_transfer_ptr(struct pipe_transfer * _transfer)609 void trace_dump_transfer_ptr(struct pipe_transfer *_transfer)
610 {
611    if (!dumping)
612       return;
613 
614    if (_transfer) {
615       struct trace_transfer *tr_tran = trace_transfer(_transfer);
616       trace_dump_ptr(tr_tran->transfer);
617    } else {
618       trace_dump_null();
619    }
620 }
621