src/gallium/auxiliary/util/u_debug.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2008 VMware, Inc.
   4  * Copyright (c) 2008 VMware, Inc.
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sub license, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  23  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  **************************************************************************/
  28
  29
  30 #include "pipe/p_config.h"
  31
  32 #include "pipe/p_compiler.h"
  33 #include "util/u_debug.h"
  34 #include "pipe/p_format.h"
  35 #include "pipe/p_state.h"
  36 #include "util/u_inlines.h"
  37 #include "util/u_format.h"
  38 #include "util/u_memory.h"
  39 #include "util/u_string.h"
  40 #include "util/u_math.h"
  41 #include "util/u_tile.h"
  42 #include "util/u_prim.h"
  43 #include "util/u_surface.h"
  44
  45 #include <stdio.h>
  46 #include <limits.h> /* CHAR_BIT */
  47 #include <ctype.h> /* isalnum */
  48
  49 #ifdef _WIN32
  50 #include <windows.h>
  51 #include <stdlib.h>
  52 #endif
  53
  54
  55 void _debug_vprintf(const char *format, va_list ap)
  56 {
  57    static char buf[4096] = {'\0'};
  58 #if defined(PIPE_OS_WINDOWS) || defined(PIPE_SUBSYSTEM_EMBEDDED)
  59    /* We buffer until we find a newline. */
  60    size_t len = strlen(buf);
  61    int ret = util_vsnprintf(buf + len, sizeof(buf) - len, format, ap);
  62    if(ret > (int)(sizeof(buf) - len - 1) || util_strchr(buf + len, '\n')) {
  63       os_log_message(buf);
  64       buf[0] = '\0';
  65    }
  66 #else
  67    util_vsnprintf(buf, sizeof(buf), format, ap);
  68    os_log_message(buf);
  69 #endif
  70 }
  71
  72
  73 void
  74 debug_disable_error_message_boxes(void)
  75 {
  76 #ifdef _WIN32
  77    /* When Windows' error message boxes are disabled for this process (as is
  78     * typically the case when running tests in an automated fashion) we disable
  79     * CRT message boxes too.
  80     */
  81    UINT uMode = SetErrorMode(0);
  82    SetErrorMode(uMode);
  83    if (uMode & SEM_FAILCRITICALERRORS) {
  84       /* Disable assertion failure message box.
  85        * http://msdn.microsoft.com/en-us/library/sas1dkb2.aspx
  86        */
  87       _set_error_mode(_OUT_TO_STDERR);
  88 #ifdef _MSC_VER
  89       /* Disable abort message box.
  90        * http://msdn.microsoft.com/en-us/library/e631wekh.aspx
  91        */
  92       _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
  93 #endif
  94    }
  95 #endif /* _WIN32 */
  96 }
  97
  98
  99 #ifdef DEBUG
 100 void debug_print_blob( const char *name,
 101                        const void *blob,
 102                        unsigned size )
 103 {
 104    const unsigned *ublob = (const unsigned *)blob;
 105    unsigned i;
 106
 107    debug_printf("%s (%d dwords%s)\n", name, size/4,
 108                 size%4 ? "... plus a few bytes" : "");
 109
 110    for (i = 0; i < size/4; i++) {
 111       debug_printf("%d:\t%08x\n", i, ublob[i]);
 112    }
 113 }
 114 #endif
 115
 116
 117 static boolean
 118 debug_get_option_should_print(void)
 119 {
 120    static boolean first = TRUE;
 121    static boolean value = FALSE;
 122
 123    if (!first)
 124       return value;
 125
 126    /* Oh hey this will call into this function,
 127     * but its cool since we set first to false
 128     */
 129    first = FALSE;
 130    value = debug_get_bool_option("GALLIUM_PRINT_OPTIONS", FALSE);
 131    /* XXX should we print this option? Currently it wont */
 132    return value;
 133 }
 134
 135 const char *
 136 debug_get_option(const char *name, const char *dfault)
 137 {
 138    const char *result;
 139
 140    result = os_get_option(name);
 141    if(!result)
 142       result = dfault;
 143
 144    if (debug_get_option_should_print())
 145       debug_printf("%s: %s = %s\n", __FUNCTION__, name, result ? result : "(null)");
 146
 147    return result;
 148 }
 149
 150 boolean
 151 debug_get_bool_option(const char *name, boolean dfault)
 152 {
 153    const char *str = os_get_option(name);
 154    boolean result;
 155
 156    if(str == NULL)
 157       result = dfault;
 158    else if(!util_strcmp(str, "n"))
 159       result = FALSE;
 160    else if(!util_strcmp(str, "no"))
 161       result = FALSE;
 162    else if(!util_strcmp(str, "0"))
 163       result = FALSE;
 164    else if(!util_strcmp(str, "f"))
 165       result = FALSE;
 166    else if(!util_strcmp(str, "F"))
 167       result = FALSE;
 168    else if(!util_strcmp(str, "false"))
 169       result = FALSE;
 170    else if(!util_strcmp(str, "FALSE"))
 171       result = FALSE;
 172    else
 173       result = TRUE;
 174
 175    if (debug_get_option_should_print())
 176       debug_printf("%s: %s = %s\n", __FUNCTION__, name, result ? "TRUE" : "FALSE");
 177
 178    return result;
 179 }
 180
 181
 182 long
 183 debug_get_num_option(const char *name, long dfault)
 184 {
 185    long result;
 186    const char *str;
 187
 188    str = os_get_option(name);
 189    if(!str)
 190       result = dfault;
 191    else {
 192       long sign;
 193       char c;
 194       c = *str++;
 195       if(c == '-') {
 196          sign = -1;
 197          c = *str++;
 198       }
 199       else {
 200          sign = 1;
 201       }
 202       result = 0;
 203       while('0' <= c && c <= '9') {
 204          result = result*10 + (c - '0');
 205          c = *str++;
 206       }
 207       result *= sign;
 208    }
 209
 210    if (debug_get_option_should_print())
 211       debug_printf("%s: %s = %li\n", __FUNCTION__, name, result);
 212
 213    return result;
 214 }
 215
 216 static boolean str_has_option(const char *str, const char *name)
 217 {
 218    /* Empty string. */
 219    if (!*str) {
 220       return FALSE;
 221    }
 222
 223    /* OPTION=all */
 224    if (!util_strcmp(str, "all")) {
 225       return TRUE;
 226    }
 227
 228    /* Find 'name' in 'str' surrounded by non-alphanumeric characters. */
 229    {
 230       const char *start = str;
 231       unsigned name_len = strlen(name);
 232
 233       /* 'start' is the beginning of the currently-parsed word,
 234        * we increment 'str' each iteration.
 235        * if we find either the end of string or a non-alphanumeric character,
 236        * we compare 'start' up to 'str-1' with 'name'. */
 237
 238       while (1) {
 239          if (!*str || !(isalnum(*str) || *str == '_')) {
 240             if (str-start == name_len &&
 241                 !memcmp(start, name, name_len)) {
 242                return TRUE;
 243             }
 244
 245             if (!*str) {
 246                return FALSE;
 247             }
 248
 249             start = str+1;
 250          }
 251
 252          str++;
 253       }
 254    }
 255
 256    return FALSE;
 257 }
 258
 259 unsigned long
 260 debug_get_flags_option(const char *name,
 261                        const struct debug_named_value *flags,
 262                        unsigned long dfault)
 263 {
 264    unsigned long result;
 265    const char *str;
 266    const struct debug_named_value *orig = flags;
 267    unsigned namealign = 0;
 268
 269    str = os_get_option(name);
 270    if(!str)
 271       result = dfault;
 272    else if (!util_strcmp(str, "help")) {
 273       result = dfault;
 274       _debug_printf("%s: help for %s:\n", __FUNCTION__, name);
 275       for (; flags->name; ++flags)
 276          namealign = MAX2(namealign, strlen(flags->name));
 277       for (flags = orig; flags->name; ++flags)
 278          _debug_printf("| %*s [0x%0*lx]%s%s\n", namealign, flags->name,
 279                       (int)sizeof(unsigned long)*CHAR_BIT/4, flags->value,
 280                       flags->desc ? " " : "", flags->desc ? flags->desc : "");
 281    }
 282    else {
 283       result = 0;
 284       while( flags->name ) {
 285          if (str_has_option(str, flags->name))
 286             result |= flags->value;
 287          ++flags;
 288       }
 289    }
 290
 291    if (debug_get_option_should_print()) {
 292       if (str) {
 293          debug_printf("%s: %s = 0x%lx (%s)\n", __FUNCTION__, name, result, str);
 294       } else {
 295          debug_printf("%s: %s = 0x%lx\n", __FUNCTION__, name, result);
 296       }
 297    }
 298
 299    return result;
 300 }
 301
 302
 303 void _debug_assert_fail(const char *expr,
 304                         const char *file,
 305                         unsigned line,
 306                         const char *function)
 307 {
 308    _debug_printf("%s:%u:%s: Assertion `%s' failed.\n", file, line, function, expr);
 309    os_abort();
 310 }
 311
 312
 313 const char *
 314 debug_dump_enum(const struct debug_named_value *names,
 315                 unsigned long value)
 316 {
 317    static char rest[64];
 318
 319    while(names->name) {
 320       if(names->value == value)
 321          return names->name;
 322       ++names;
 323    }
 324
 325    util_snprintf(rest, sizeof(rest), "0x%08lx", value);
 326    return rest;
 327 }
 328
 329
 330 const char *
 331 debug_dump_enum_noprefix(const struct debug_named_value *names,
 332                          const char *prefix,
 333                          unsigned long value)
 334 {
 335    static char rest[64];
 336
 337    while(names->name) {
 338       if(names->value == value) {
 339          const char *name = names->name;
 340          while (*name == *prefix) {
 341             name++;
 342             prefix++;
 343          }
 344          return name;
 345       }
 346       ++names;
 347    }
 348
 349
 350
 351    util_snprintf(rest, sizeof(rest), "0x%08lx", value);
 352    return rest;
 353 }
 354
 355
 356 const char *
 357 debug_dump_flags(const struct debug_named_value *names,
 358                  unsigned long value)
 359 {
 360    static char output[4096];
 361    static char rest[256];
 362    int first = 1;
 363
 364    output[0] = '\0';
 365
 366    while(names->name) {
 367       if((names->value & value) == names->value) {
 368          if (!first)
 369             util_strncat(output, "|", sizeof(output) - strlen(output) - 1);
 370          else
 371             first = 0;
 372          util_strncat(output, names->name, sizeof(output) - strlen(output) - 1);
 373          output[sizeof(output) - 1] = '\0';
 374          value &= ~names->value;
 375       }
 376       ++names;
 377    }
 378
 379    if (value) {
 380       if (!first)
 381          util_strncat(output, "|", sizeof(output) - strlen(output) - 1);
 382       else
 383          first = 0;
 384
 385       util_snprintf(rest, sizeof(rest), "0x%08lx", value);
 386       util_strncat(output, rest, sizeof(output) - strlen(output) - 1);
 387       output[sizeof(output) - 1] = '\0';
 388    }
 389
 390    if(first)
 391       return "0";
 392
 393    return output;
 394 }
 395
 396
 397 #ifdef DEBUG
 398 void debug_print_format(const char *msg, unsigned fmt )
 399 {
 400    debug_printf("%s: %s\n", msg, util_format_name(fmt));
 401 }
 402 #endif
 403
 404
 405 /** Return string name of given primitive type */
 406 const char *
 407 u_prim_name(unsigned prim)
 408 {
 409    static const struct debug_named_value names[] = {
 410       DEBUG_NAMED_VALUE(PIPE_PRIM_POINTS),
 411       DEBUG_NAMED_VALUE(PIPE_PRIM_LINES),
 412       DEBUG_NAMED_VALUE(PIPE_PRIM_LINE_LOOP),
 413       DEBUG_NAMED_VALUE(PIPE_PRIM_LINE_STRIP),
 414       DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLES),
 415       DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLE_STRIP),
 416       DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLE_FAN),
 417       DEBUG_NAMED_VALUE(PIPE_PRIM_QUADS),
 418       DEBUG_NAMED_VALUE(PIPE_PRIM_QUAD_STRIP),
 419       DEBUG_NAMED_VALUE(PIPE_PRIM_POLYGON),
 420       DEBUG_NAMED_VALUE(PIPE_PRIM_LINES_ADJACENCY),
 421       DEBUG_NAMED_VALUE(PIPE_PRIM_LINE_STRIP_ADJACENCY),
 422       DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLES_ADJACENCY),
 423       DEBUG_NAMED_VALUE(PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY),
 424       DEBUG_NAMED_VALUE_END
 425    };
 426    return debug_dump_enum(names, prim);
 427 }
 428
 429
 430
 431 #ifdef DEBUG
 432 int fl_indent = 0;
 433 const char* fl_function[1024];
 434
 435 int debug_funclog_enter(const char* f, const int line, const char* file)
 436 {
 437    int i;
 438
 439    for (i = 0; i < fl_indent; i++)
 440       debug_printf("  ");
 441    debug_printf("%s\n", f);
 442
 443    assert(fl_indent < 1023);
 444    fl_function[fl_indent++] = f;
 445
 446    return 0;
 447 }
 448
 449 void debug_funclog_exit(const char* f, const int line, const char* file)
 450 {
 451    --fl_indent;
 452    assert(fl_indent >= 0);
 453    assert(fl_function[fl_indent] == f);
 454 }
 455
 456 void debug_funclog_enter_exit(const char* f, const int line, const char* file)
 457 {
 458    int i;
 459    for (i = 0; i < fl_indent; i++)
 460       debug_printf("  ");
 461    debug_printf("%s\n", f);
 462 }
 463 #endif
 464
 465
 466
 467 #ifdef DEBUG
 468 /**
 469  * Dump an image to .ppm file.
 470  * \param format  PIPE_FORMAT_x
 471  * \param cpp  bytes per pixel
 472  * \param width  width in pixels
 473  * \param height height in pixels
 474  * \param stride  row stride in bytes
 475  */
 476 void debug_dump_image(const char *prefix,
 477                       enum pipe_format format, unsigned cpp,
 478                       unsigned width, unsigned height,
 479                       unsigned stride,
 480                       const void *data)
 481 {
 482    /* write a ppm file */
 483    char filename[256];
 484    unsigned char *rgb8;
 485    FILE *f;
 486
 487    util_snprintf(filename, sizeof(filename), "%s.ppm", prefix);
 488
 489    rgb8 = MALLOC(height * width * 3);
 490    if (!rgb8) {
 491       return;
 492    }
 493
 494    util_format_translate(
 495          PIPE_FORMAT_R8G8B8_UNORM,
 496          rgb8, width * 3,
 497          0, 0,
 498          format,
 499          data, stride,
 500          0, 0, width, height);
 501
 502    /* Must be opened in binary mode or DOS line ending causes data
 503     * to be read with one byte offset.
 504     */
 505    f = fopen(filename, "wb");
 506    if (f) {
 507       fprintf(f, "P6\n");
 508       fprintf(f, "# ppm-file created by gallium\n");
 509       fprintf(f, "%i %i\n", width, height);
 510       fprintf(f, "255\n");
 511       fwrite(rgb8, 1, height * width * 3, f);
 512       fclose(f);
 513    }
 514    else {
 515       fprintf(stderr, "Can't open %s for writing\n", filename);
 516    }
 517
 518    FREE(rgb8);
 519 }
 520
 521 /* FIXME: dump resources, not surfaces... */
 522 void debug_dump_surface(struct pipe_context *pipe,
 523                         const char *prefix,
 524                         struct pipe_surface *surface)
 525 {
 526    struct pipe_resource *texture;
 527    struct pipe_transfer *transfer;
 528    void *data;
 529
 530    if (!surface)
 531       return;
 532
 533    /* XXX: this doesn't necessarily work, as the driver may be using
 534     * temporary storage for the surface which hasn't been propagated
 535     * back into the texture.  Need to nail down the semantics of views
 536     * and transfers a bit better before we can say if extra work needs
 537     * to be done here:
 538     */
 539    texture = surface->texture;
 540
 541    data = pipe_transfer_map(pipe, texture, surface->u.tex.level,
 542                             surface->u.tex.first_layer,
 543                             PIPE_TRANSFER_READ,
 544                             0, 0, surface->width, surface->height, &transfer);
 545    if(!data)
 546       return;
 547
 548    debug_dump_image(prefix,
 549                     texture->format,
 550                     util_format_get_blocksize(texture->format),
 551                     util_format_get_nblocksx(texture->format, surface->width),
 552                     util_format_get_nblocksy(texture->format, surface->height),
 553                     transfer->stride,
 554                     data);
 555
 556    pipe->transfer_unmap(pipe, transfer);
 557 }
 558
 559
 560 void debug_dump_texture(struct pipe_context *pipe,
 561                         const char *prefix,
 562                         struct pipe_resource *texture)
 563 {
 564    struct pipe_surface *surface, surf_tmpl;
 565
 566    if (!texture)
 567       return;
 568
 569    /* XXX for now, just dump image for layer=0, level=0 */
 570    u_surface_default_template(&surf_tmpl, texture);
 571    surface = pipe->create_surface(pipe, texture, &surf_tmpl);
 572    if (surface) {
 573       debug_dump_surface(pipe, prefix, surface);
 574       pipe->surface_destroy(pipe, surface);
 575    }
 576 }
 577
 578
 579 #pragma pack(push,2)
 580 struct bmp_file_header {
 581    uint16_t bfType;
 582    uint32_t bfSize;
 583    uint16_t bfReserved1;
 584    uint16_t bfReserved2;
 585    uint32_t bfOffBits;
 586 };
 587 #pragma pack(pop)
 588
 589 struct bmp_info_header {
 590    uint32_t biSize;
 591    int32_t biWidth;
 592    int32_t biHeight;
 593    uint16_t biPlanes;
 594    uint16_t biBitCount;
 595    uint32_t biCompression;
 596    uint32_t biSizeImage;
 597    int32_t biXPelsPerMeter;
 598    int32_t biYPelsPerMeter;
 599    uint32_t biClrUsed;
 600    uint32_t biClrImportant;
 601 };
 602
 603 struct bmp_rgb_quad {
 604    uint8_t rgbBlue;
 605    uint8_t rgbGreen;
 606    uint8_t rgbRed;
 607    uint8_t rgbAlpha;
 608 };
 609
 610 void
 611 debug_dump_surface_bmp(struct pipe_context *pipe,
 612                        const char *filename,
 613                        struct pipe_surface *surface)
 614 {
 615    struct pipe_transfer *transfer;
 616    struct pipe_resource *texture = surface->texture;
 617    void *ptr;
 618
 619    ptr = pipe_transfer_map(pipe, texture, surface->u.tex.level,
 620                            surface->u.tex.first_layer, PIPE_TRANSFER_READ,
 621                            0, 0, surface->width, surface->height, &transfer);
 622
 623    debug_dump_transfer_bmp(pipe, filename, transfer, ptr);
 624
 625    pipe->transfer_unmap(pipe, transfer);
 626 }
 627
 628 void
 629 debug_dump_transfer_bmp(struct pipe_context *pipe,
 630                         const char *filename,
 631                         struct pipe_transfer *transfer, void *ptr)
 632 {
 633    float *rgba;
 634
 635    if (!transfer)
 636       goto error1;
 637
 638    rgba = MALLOC(transfer->box.width *
 639                  transfer->box.height *
 640                  transfer->box.depth *
 641                  4*sizeof(float));
 642    if(!rgba)
 643       goto error1;
 644
 645    pipe_get_tile_rgba(transfer, ptr, 0, 0,
 646                       transfer->box.width, transfer->box.height,
 647                       rgba);
 648
 649    debug_dump_float_rgba_bmp(filename,
 650                              transfer->box.width, transfer->box.height,
 651                              rgba, transfer->box.width);
 652
 653    FREE(rgba);
 654 error1:
 655    ;
 656 }
 657
 658 void
 659 debug_dump_float_rgba_bmp(const char *filename,
 660                           unsigned width, unsigned height,
 661                           float *rgba, unsigned stride)
 662 {
 663    FILE *stream;
 664    struct bmp_file_header bmfh;
 665    struct bmp_info_header bmih;
 666    unsigned x, y;
 667
 668    if(!rgba)
 669       goto error1;
 670
 671    bmfh.bfType = 0x4d42;
 672    bmfh.bfSize = 14 + 40 + height*width*4;
 673    bmfh.bfReserved1 = 0;
 674    bmfh.bfReserved2 = 0;
 675    bmfh.bfOffBits = 14 + 40;
 676
 677    bmih.biSize = 40;
 678    bmih.biWidth = width;
 679    bmih.biHeight = height;
 680    bmih.biPlanes = 1;
 681    bmih.biBitCount = 32;
 682    bmih.biCompression = 0;
 683    bmih.biSizeImage = height*width*4;
 684    bmih.biXPelsPerMeter = 0;
 685    bmih.biYPelsPerMeter = 0;
 686    bmih.biClrUsed = 0;
 687    bmih.biClrImportant = 0;
 688
 689    stream = fopen(filename, "wb");
 690    if(!stream)
 691       goto error1;
 692
 693    fwrite(&bmfh, 14, 1, stream);
 694    fwrite(&bmih, 40, 1, stream);
 695
 696    y = height;
 697    while(y--) {
 698       float *ptr = rgba + (stride * y * 4);
 699       for(x = 0; x < width; ++x)
 700       {
 701          struct bmp_rgb_quad pixel;
 702          pixel.rgbRed   = float_to_ubyte(ptr[x*4 + 0]);
 703          pixel.rgbGreen = float_to_ubyte(ptr[x*4 + 1]);
 704          pixel.rgbBlue  = float_to_ubyte(ptr[x*4 + 2]);
 705          pixel.rgbAlpha = float_to_ubyte(ptr[x*4 + 3]);
 706          fwrite(&pixel, 1, 4, stream);
 707       }
 708    }
 709
 710    fclose(stream);
 711 error1:
 712    ;
 713 }
 714
 715
 716 /**
 717  * Print PIPE_TRANSFER_x flags with a message.
 718  */
 719 void
 720 debug_print_transfer_flags(const char *msg, unsigned usage)
 721 {
 722    static const struct debug_named_value names[] = {
 723       DEBUG_NAMED_VALUE(PIPE_TRANSFER_READ),
 724       DEBUG_NAMED_VALUE(PIPE_TRANSFER_WRITE),
 725       DEBUG_NAMED_VALUE(PIPE_TRANSFER_MAP_DIRECTLY),
 726       DEBUG_NAMED_VALUE(PIPE_TRANSFER_DISCARD_RANGE),
 727       DEBUG_NAMED_VALUE(PIPE_TRANSFER_DONTBLOCK),
 728       DEBUG_NAMED_VALUE(PIPE_TRANSFER_UNSYNCHRONIZED),
 729       DEBUG_NAMED_VALUE(PIPE_TRANSFER_FLUSH_EXPLICIT),
 730       DEBUG_NAMED_VALUE(PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE),
 731       DEBUG_NAMED_VALUE(PIPE_TRANSFER_PERSISTENT),
 732       DEBUG_NAMED_VALUE(PIPE_TRANSFER_COHERENT),
 733       DEBUG_NAMED_VALUE_END
 734    };
 735
 736    debug_printf("%s: %s\n", msg, debug_dump_flags(names, usage));
 737 }
 738
 739
 740
 741 #endif