src/mesa/program/prog_print.c

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
   5  * Copyright (C) 2009  VMware, Inc.  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 "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23  * OTHER DEALINGS IN THE SOFTWARE.
  24  */
  25
  26 /**
  27  * \file prog_print.c
  28  * Print vertex/fragment programs - for debugging.
  29  * \author Brian Paul
  30  */
  31
  32 #include <inttypes.h>  /* for PRIx64 macro */
  33
  34 #include "main/glheader.h"
  35 #include "main/context.h"
  36 #include "main/imports.h"
  37 #include "prog_instruction.h"
  38 #include "prog_parameter.h"
  39 #include "prog_print.h"
  40 #include "prog_statevars.h"
  41
  42
  43
  44 /**
  45  * Return string name for given program/register file.
  46  */
  47 const char *
  48 _mesa_register_file_name(gl_register_file f)
  49 {
  50    switch (f) {
  51    case PROGRAM_TEMPORARY:
  52       return "TEMP";
  53    case PROGRAM_STATE_VAR:
  54       return "STATE";
  55    case PROGRAM_INPUT:
  56       return "INPUT";
  57    case PROGRAM_OUTPUT:
  58       return "OUTPUT";
  59    case PROGRAM_CONSTANT:
  60       return "CONST";
  61    case PROGRAM_UNIFORM:
  62       return "UNIFORM";
  63    case PROGRAM_ADDRESS:
  64       return "ADDR";
  65    case PROGRAM_SAMPLER:
  66       return "SAMPLER";
  67    case PROGRAM_SYSTEM_VALUE:
  68       return "SYSVAL";
  69    case PROGRAM_UNDEFINED:
  70       return "UNDEFINED";
  71    default:
  72       {
  73          static char s[20];
  74          _mesa_snprintf(s, sizeof(s), "FILE%u", f);
  75          return s;
  76       }
  77    }
  78 }
  79
  80
  81 /**
  82  * Return ARB_v/f_prog-style input attrib string.
  83  */
  84 static const char *
  85 arb_input_attrib_string(GLuint index, GLenum progType)
  86 {
  87    /*
  88     * These strings should match the VERT_ATTRIB_x and VARYING_SLOT_x tokens.
  89     */
  90    static const char *const vertAttribs[] = {
  91       "vertex.position",
  92       "vertex.weight",
  93       "vertex.normal",
  94       "vertex.color.primary",
  95       "vertex.color.secondary",
  96       "vertex.fogcoord",
  97       "vertex.(six)", /* VERT_ATTRIB_COLOR_INDEX */
  98       "vertex.(seven)", /* VERT_ATTRIB_EDGEFLAG */
  99       "vertex.texcoord[0]",
 100       "vertex.texcoord[1]",
 101       "vertex.texcoord[2]",
 102       "vertex.texcoord[3]",
 103       "vertex.texcoord[4]",
 104       "vertex.texcoord[5]",
 105       "vertex.texcoord[6]",
 106       "vertex.texcoord[7]",
 107       "vertex.(sixteen)", /* VERT_ATTRIB_POINT_SIZE */
 108       "vertex.attrib[0]",
 109       "vertex.attrib[1]",
 110       "vertex.attrib[2]",
 111       "vertex.attrib[3]",
 112       "vertex.attrib[4]",
 113       "vertex.attrib[5]",
 114       "vertex.attrib[6]",
 115       "vertex.attrib[7]",
 116       "vertex.attrib[8]",
 117       "vertex.attrib[9]",
 118       "vertex.attrib[10]",
 119       "vertex.attrib[11]",
 120       "vertex.attrib[12]",
 121       "vertex.attrib[13]",
 122       "vertex.attrib[14]",
 123       "vertex.attrib[15]" /* MAX_VARYING = 16 */
 124    };
 125    static const char *const fragAttribs[] = {
 126       "fragment.position",
 127       "fragment.color.primary",
 128       "fragment.color.secondary",
 129       "fragment.fogcoord",
 130       "fragment.texcoord[0]",
 131       "fragment.texcoord[1]",
 132       "fragment.texcoord[2]",
 133       "fragment.texcoord[3]",
 134       "fragment.texcoord[4]",
 135       "fragment.texcoord[5]",
 136       "fragment.texcoord[6]",
 137       "fragment.texcoord[7]",
 138       "fragment.(twelve)", /* VARYING_SLOT_PSIZ */
 139       "fragment.(thirteen)", /* VARYING_SLOT_BFC0 */
 140       "fragment.(fourteen)", /* VARYING_SLOT_BFC1 */
 141       "fragment.(fifteen)", /* VARYING_SLOT_EDGE */
 142       "fragment.(sixteen)", /* VARYING_SLOT_CLIP_VERTEX */
 143       "fragment.(seventeen)", /* VARYING_SLOT_CLIP_DIST0 */
 144       "fragment.(eighteen)", /* VARYING_SLOT_CLIP_DIST1 */
 145       "fragment.(nineteen)", /* VARYING_SLOT_PRIMITIVE_ID */
 146       "fragment.(twenty)", /* VARYING_SLOT_LAYER */
 147       "fragment.(twenty-one)", /* VARYING_SLOT_VIEWPORT */
 148       "fragment.(twenty-two)", /* VARYING_SLOT_FACE */
 149       "fragment.(twenty-three)", /* VARYING_SLOT_PNTC */
 150       "fragment.(twenty-four)", /* VARYING_SLOT_TESS_LEVEL_OUTER */
 151       "fragment.(twenty-five)", /* VARYING_SLOT_TESS_LEVEL_INNER */
 152       "fragment.(twenty-six)", /* VARYING_SLOT_CULL_DIST0 */
 153       "fragment.(twenty-seven)", /* VARYING_SLOT_CULL_DIST1 */
 154       "fragment.(twenty-eight)", /* VARYING_SLOT_BOUNDING_BOX0 */
 155       "fragment.(twenty-nine)", /* VARYING_SLOT_BOUNDING_BOX1 */
 156       "fragment.varying[0]",
 157       "fragment.varying[1]",
 158       "fragment.varying[2]",
 159       "fragment.varying[3]",
 160       "fragment.varying[4]",
 161       "fragment.varying[5]",
 162       "fragment.varying[6]",
 163       "fragment.varying[7]",
 164       "fragment.varying[8]",
 165       "fragment.varying[9]",
 166       "fragment.varying[10]",
 167       "fragment.varying[11]",
 168       "fragment.varying[12]",
 169       "fragment.varying[13]",
 170       "fragment.varying[14]",
 171       "fragment.varying[15]",
 172       "fragment.varying[16]",
 173       "fragment.varying[17]",
 174       "fragment.varying[18]",
 175       "fragment.varying[19]",
 176       "fragment.varying[20]",
 177       "fragment.varying[21]",
 178       "fragment.varying[22]",
 179       "fragment.varying[23]",
 180       "fragment.varying[24]",
 181       "fragment.varying[25]",
 182       "fragment.varying[26]",
 183       "fragment.varying[27]",
 184       "fragment.varying[28]",
 185       "fragment.varying[29]",
 186       "fragment.varying[30]",
 187       "fragment.varying[31]", /* MAX_VARYING = 32 */
 188    };
 189
 190    /* sanity checks */
 191    STATIC_ASSERT(ARRAY_SIZE(vertAttribs) == VERT_ATTRIB_MAX);
 192    STATIC_ASSERT(ARRAY_SIZE(fragAttribs) == VARYING_SLOT_MAX);
 193    assert(strcmp(vertAttribs[VERT_ATTRIB_TEX0], "vertex.texcoord[0]") == 0);
 194    assert(strcmp(vertAttribs[VERT_ATTRIB_GENERIC15], "vertex.attrib[15]") == 0);
 195    assert(strcmp(fragAttribs[VARYING_SLOT_TEX0], "fragment.texcoord[0]") == 0);
 196    assert(strcmp(fragAttribs[VARYING_SLOT_VAR0+15], "fragment.varying[15]") == 0);
 197
 198    if (progType == GL_VERTEX_PROGRAM_ARB) {
 199       assert(index < ARRAY_SIZE(vertAttribs));
 200       return vertAttribs[index];
 201    }
 202    else {
 203       assert(progType == GL_FRAGMENT_PROGRAM_ARB);
 204       assert(index < ARRAY_SIZE(fragAttribs));
 205       return fragAttribs[index];
 206    }
 207 }
 208
 209
 210 /**
 211  * Print a vertex program's InputsRead field in human-readable format.
 212  * For debugging.
 213  */
 214 void
 215 _mesa_print_vp_inputs(GLbitfield inputs)
 216 {
 217    printf("VP Inputs 0x%x: \n", inputs);
 218    while (inputs) {
 219       GLint attr = ffs(inputs) - 1;
 220       const char *name = arb_input_attrib_string(attr,
 221                                                  GL_VERTEX_PROGRAM_ARB);
 222       printf("  %d: %s\n", attr, name);
 223       inputs &= ~(1 << attr);
 224    }
 225 }
 226
 227
 228 /**
 229  * Print a fragment program's InputsRead field in human-readable format.
 230  * For debugging.
 231  */
 232 void
 233 _mesa_print_fp_inputs(GLbitfield inputs)
 234 {
 235    printf("FP Inputs 0x%x: \n", inputs);
 236    while (inputs) {
 237       GLint attr = ffs(inputs) - 1;
 238       const char *name = arb_input_attrib_string(attr,
 239                                                  GL_FRAGMENT_PROGRAM_ARB);
 240       printf("  %d: %s\n", attr, name);
 241       inputs &= ~(1 << attr);
 242    }
 243 }
 244
 245
 246
 247 /**
 248  * Return ARB_v/f_prog-style output attrib string.
 249  */
 250 static const char *
 251 arb_output_attrib_string(GLuint index, GLenum progType)
 252 {
 253    /*
 254     * These strings should match the VARYING_SLOT_x and FRAG_RESULT_x tokens.
 255     */
 256    static const char *const vertResults[] = {
 257       "result.position",
 258       "result.color.primary",
 259       "result.color.secondary",
 260       "result.fogcoord",
 261       "result.texcoord[0]",
 262       "result.texcoord[1]",
 263       "result.texcoord[2]",
 264       "result.texcoord[3]",
 265       "result.texcoord[4]",
 266       "result.texcoord[5]",
 267       "result.texcoord[6]",
 268       "result.texcoord[7]",
 269       "result.pointsize", /* VARYING_SLOT_PSIZ */
 270       "result.(thirteen)", /* VARYING_SLOT_BFC0 */
 271       "result.(fourteen)", /* VARYING_SLOT_BFC1 */
 272       "result.(fifteen)", /* VARYING_SLOT_EDGE */
 273       "result.(sixteen)", /* VARYING_SLOT_CLIP_VERTEX */
 274       "result.(seventeen)", /* VARYING_SLOT_CLIP_DIST0 */
 275       "result.(eighteen)", /* VARYING_SLOT_CLIP_DIST1 */
 276       "result.(nineteen)", /* VARYING_SLOT_PRIMITIVE_ID */
 277       "result.(twenty)", /* VARYING_SLOT_LAYER */
 278       "result.(twenty-one)", /* VARYING_SLOT_VIEWPORT */
 279       "result.(twenty-two)", /* VARYING_SLOT_FACE */
 280       "result.(twenty-three)", /* VARYING_SLOT_PNTC */
 281       "result.(twenty-four)", /* VARYING_SLOT_TESS_LEVEL_OUTER */
 282       "result.(twenty-five)", /* VARYING_SLOT_TESS_LEVEL_INNER */
 283       "result.(twenty-six)", /* VARYING_SLOT_CULL_DIST0 */
 284       "result.(twenty-seven)", /* VARYING_SLOT_CULL_DIST1 */
 285       "result.(twenty-eight)", /* VARYING_SLOT_BOUNDING_BOX0 */
 286       "result.(twenty-nine)", /* VARYING_SLOT_BOUNDING_BOX1 */
 287       "result.varying[0]",
 288       "result.varying[1]",
 289       "result.varying[2]",
 290       "result.varying[3]",
 291       "result.varying[4]",
 292       "result.varying[5]",
 293       "result.varying[6]",
 294       "result.varying[7]",
 295       "result.varying[8]",
 296       "result.varying[9]",
 297       "result.varying[10]",
 298       "result.varying[11]",
 299       "result.varying[12]",
 300       "result.varying[13]",
 301       "result.varying[14]",
 302       "result.varying[15]",
 303       "result.varying[16]",
 304       "result.varying[17]",
 305       "result.varying[18]",
 306       "result.varying[19]",
 307       "result.varying[20]",
 308       "result.varying[21]",
 309       "result.varying[22]",
 310       "result.varying[23]",
 311       "result.varying[24]",
 312       "result.varying[25]",
 313       "result.varying[26]",
 314       "result.varying[27]",
 315       "result.varying[28]",
 316       "result.varying[29]",
 317       "result.varying[30]",
 318       "result.varying[31]", /* MAX_VARYING = 32 */
 319    };
 320    static const char *const fragResults[] = {
 321       "result.depth", /* FRAG_RESULT_DEPTH */
 322       "result.(one)", /* FRAG_RESULT_STENCIL */
 323       "result.color", /* FRAG_RESULT_COLOR */
 324       "result.samplemask", /* FRAG_RESULT_SAMPLE_MASK */
 325       "result.color[0]", /* FRAG_RESULT_DATA0 (named for GLSL's gl_FragData) */
 326       "result.color[1]",
 327       "result.color[2]",
 328       "result.color[3]",
 329       "result.color[4]",
 330       "result.color[5]",
 331       "result.color[6]",
 332       "result.color[7]" /* MAX_DRAW_BUFFERS = 8 */
 333    };
 334
 335    /* sanity checks */
 336    STATIC_ASSERT(ARRAY_SIZE(vertResults) == VARYING_SLOT_MAX);
 337    STATIC_ASSERT(ARRAY_SIZE(fragResults) == FRAG_RESULT_MAX);
 338    assert(strcmp(vertResults[VARYING_SLOT_POS], "result.position") == 0);
 339    assert(strcmp(vertResults[VARYING_SLOT_VAR0], "result.varying[0]") == 0);
 340    assert(strcmp(fragResults[FRAG_RESULT_DATA0], "result.color[0]") == 0);
 341
 342    if (progType == GL_VERTEX_PROGRAM_ARB) {
 343       assert(index < ARRAY_SIZE(vertResults));
 344       return vertResults[index];
 345    }
 346    else {
 347       assert(progType == GL_FRAGMENT_PROGRAM_ARB);
 348       assert(index < ARRAY_SIZE(fragResults));
 349       return fragResults[index];
 350    }
 351 }
 352
 353
 354 /**
 355  * Return string representation of the given register.
 356  * Note that some types of registers (like PROGRAM_UNIFORM) aren't defined
 357  * by the ARB/NV program languages so we've taken some liberties here.
 358  * \param f  the register file (PROGRAM_INPUT, PROGRAM_TEMPORARY, etc)
 359  * \param index  number of the register in the register file
 360  * \param mode  the output format/mode/style
 361  * \param prog  pointer to containing program
 362  */
 363 static const char *
 364 reg_string(gl_register_file f, GLint index, gl_prog_print_mode mode,
 365            GLboolean relAddr, const struct gl_program *prog)
 366 {
 367    static char str[100];
 368    const char *addr = relAddr ? "ADDR+" : "";
 369
 370    str[0] = 0;
 371
 372    switch (mode) {
 373    case PROG_PRINT_DEBUG:
 374       sprintf(str, "%s[%s%d]",
 375               _mesa_register_file_name(f), addr, index);
 376       break;
 377
 378    case PROG_PRINT_ARB:
 379       switch (f) {
 380       case PROGRAM_INPUT:
 381          sprintf(str, "%s", arb_input_attrib_string(index, prog->Target));
 382          break;
 383       case PROGRAM_OUTPUT:
 384          sprintf(str, "%s", arb_output_attrib_string(index, prog->Target));
 385          break;
 386       case PROGRAM_TEMPORARY:
 387          sprintf(str, "temp%d", index);
 388          break;
 389       case PROGRAM_CONSTANT: /* extension */
 390          sprintf(str, "constant[%s%d]", addr, index);
 391          break;
 392       case PROGRAM_UNIFORM: /* extension */
 393          sprintf(str, "uniform[%s%d]", addr, index);
 394          break;
 395       case PROGRAM_SYSTEM_VALUE:
 396          sprintf(str, "sysvalue[%s%d]", addr, index);
 397          break;
 398       case PROGRAM_STATE_VAR:
 399          {
 400             struct gl_program_parameter *param
 401                = prog->Parameters->Parameters + index;
 402             char *state = _mesa_program_state_string(param->StateIndexes);
 403             sprintf(str, "%s", state);
 404             free(state);
 405          }
 406          break;
 407       case PROGRAM_ADDRESS:
 408          sprintf(str, "A%d", index);
 409          break;
 410       default:
 411          _mesa_problem(NULL, "bad file in reg_string()");
 412       }
 413       break;
 414
 415    default:
 416       _mesa_problem(NULL, "bad mode in reg_string()");
 417    }
 418
 419    return str;
 420 }
 421
 422
 423 /**
 424  * Return a string representation of the given swizzle word.
 425  * If extended is true, use extended (comma-separated) format.
 426  * \param swizzle  the swizzle field
 427  * \param negateBase  4-bit negation vector
 428  * \param extended  if true, also allow 0, 1 values
 429  */
 430 const char *
 431 _mesa_swizzle_string(GLuint swizzle, GLuint negateMask, GLboolean extended)
 432 {
 433    static const char swz[] = "xyzw01!?";  /* See SWIZZLE_x definitions */
 434    static char s[20];
 435    GLuint i = 0;
 436
 437    if (!extended && swizzle == SWIZZLE_NOOP && negateMask == 0)
 438       return ""; /* no swizzle/negation */
 439
 440    if (!extended)
 441       s[i++] = '.';
 442
 443    if (negateMask & NEGATE_X)
 444       s[i++] = '-';
 445    s[i++] = swz[GET_SWZ(swizzle, 0)];
 446
 447    if (extended) {
 448       s[i++] = ',';
 449    }
 450
 451    if (negateMask & NEGATE_Y)
 452       s[i++] = '-';
 453    s[i++] = swz[GET_SWZ(swizzle, 1)];
 454
 455    if (extended) {
 456       s[i++] = ',';
 457    }
 458
 459    if (negateMask & NEGATE_Z)
 460       s[i++] = '-';
 461    s[i++] = swz[GET_SWZ(swizzle, 2)];
 462
 463    if (extended) {
 464       s[i++] = ',';
 465    }
 466
 467    if (negateMask & NEGATE_W)
 468       s[i++] = '-';
 469    s[i++] = swz[GET_SWZ(swizzle, 3)];
 470
 471    s[i] = 0;
 472    return s;
 473 }
 474
 475
 476 void
 477 _mesa_print_swizzle(GLuint swizzle)
 478 {
 479    if (swizzle == SWIZZLE_XYZW) {
 480       printf(".xyzw\n");
 481    }
 482    else {
 483       const char *s = _mesa_swizzle_string(swizzle, 0, 0);
 484       printf("%s\n", s);
 485    }
 486 }
 487
 488
 489 const char *
 490 _mesa_writemask_string(GLuint writeMask)
 491 {
 492    static char s[10];
 493    GLuint i = 0;
 494
 495    if (writeMask == WRITEMASK_XYZW)
 496       return "";
 497
 498    s[i++] = '.';
 499    if (writeMask & WRITEMASK_X)
 500       s[i++] = 'x';
 501    if (writeMask & WRITEMASK_Y)
 502       s[i++] = 'y';
 503    if (writeMask & WRITEMASK_Z)
 504       s[i++] = 'z';
 505    if (writeMask & WRITEMASK_W)
 506       s[i++] = 'w';
 507
 508    s[i] = 0;
 509    return s;
 510 }
 511
 512
 513 static void
 514 fprint_dst_reg(FILE * f,
 515                const struct prog_dst_register *dstReg,
 516                gl_prog_print_mode mode,
 517                const struct gl_program *prog)
 518 {
 519    fprintf(f, "%s%s",
 520            reg_string((gl_register_file) dstReg->File,
 521                       dstReg->Index, mode, dstReg->RelAddr, prog),
 522            _mesa_writemask_string(dstReg->WriteMask));
 523
 524 #if 0
 525    fprintf(f, "%s[%d]%s",
 526            _mesa_register_file_name((gl_register_file) dstReg->File),
 527            dstReg->Index,
 528            _mesa_writemask_string(dstReg->WriteMask));
 529 #endif
 530 }
 531
 532
 533 static void
 534 fprint_src_reg(FILE *f,
 535                const struct prog_src_register *srcReg,
 536                gl_prog_print_mode mode,
 537                const struct gl_program *prog)
 538 {
 539    fprintf(f, "%s%s",
 540            reg_string((gl_register_file) srcReg->File,
 541                       srcReg->Index, mode, srcReg->RelAddr, prog),
 542            _mesa_swizzle_string(srcReg->Swizzle,
 543                                 srcReg->Negate, GL_FALSE));
 544 #if 0
 545    fprintf(f, "%s[%d]%s",
 546            _mesa_register_file_name((gl_register_file) srcReg->File),
 547            srcReg->Index,
 548            _mesa_swizzle_string(srcReg->Swizzle,
 549                                 srcReg->Negate, GL_FALSE));
 550 #endif
 551 }
 552
 553
 554 static void
 555 fprint_comment(FILE *f, const struct prog_instruction *inst)
 556 {
 557    if (inst->Comment)
 558       fprintf(f, ";  # %s\n", inst->Comment);
 559    else
 560       fprintf(f, ";\n");
 561 }
 562
 563
 564 void
 565 _mesa_fprint_alu_instruction(FILE *f,
 566                              const struct prog_instruction *inst,
 567                              const char *opcode_string, GLuint numRegs,
 568                              gl_prog_print_mode mode,
 569                              const struct gl_program *prog)
 570 {
 571    GLuint j;
 572
 573    fprintf(f, "%s", opcode_string);
 574
 575    /* frag prog only */
 576    if (inst->Saturate)
 577       fprintf(f, "_SAT");
 578
 579    fprintf(f, " ");
 580    if (inst->DstReg.File != PROGRAM_UNDEFINED) {
 581       fprint_dst_reg(f, &inst->DstReg, mode, prog);
 582    }
 583    else {
 584       fprintf(f, " ???");
 585    }
 586
 587    if (numRegs > 0)
 588       fprintf(f, ", ");
 589
 590    for (j = 0; j < numRegs; j++) {
 591       fprint_src_reg(f, inst->SrcReg + j, mode, prog);
 592       if (j + 1 < numRegs)
 593          fprintf(f, ", ");
 594    }
 595
 596    fprint_comment(f, inst);
 597 }
 598
 599
 600 void
 601 _mesa_print_alu_instruction(const struct prog_instruction *inst,
 602                             const char *opcode_string, GLuint numRegs)
 603 {
 604    _mesa_fprint_alu_instruction(stderr, inst, opcode_string,
 605                                 numRegs, PROG_PRINT_DEBUG, NULL);
 606 }
 607
 608
 609 /**
 610  * Print a single vertex/fragment program instruction.
 611  */
 612 GLint
 613 _mesa_fprint_instruction_opt(FILE *f,
 614                             const struct prog_instruction *inst,
 615                             GLint indent,
 616                             gl_prog_print_mode mode,
 617                             const struct gl_program *prog)
 618 {
 619    GLint i;
 620
 621    if (inst->Opcode == OPCODE_ELSE ||
 622        inst->Opcode == OPCODE_ENDIF ||
 623        inst->Opcode == OPCODE_ENDLOOP ||
 624        inst->Opcode == OPCODE_ENDSUB) {
 625       indent -= 3;
 626    }
 627    for (i = 0; i < indent; i++) {
 628       fprintf(f, " ");
 629    }
 630
 631    switch (inst->Opcode) {
 632    case OPCODE_SWZ:
 633       fprintf(f, "SWZ");
 634       if (inst->Saturate)
 635          fprintf(f, "_SAT");
 636       fprintf(f, " ");
 637       fprint_dst_reg(f, &inst->DstReg, mode, prog);
 638       fprintf(f, ", %s[%d], %s",
 639               _mesa_register_file_name((gl_register_file) inst->SrcReg[0].File),
 640               inst->SrcReg[0].Index,
 641               _mesa_swizzle_string(inst->SrcReg[0].Swizzle,
 642                                    inst->SrcReg[0].Negate, GL_TRUE));
 643       fprint_comment(f, inst);
 644       break;
 645    case OPCODE_TEX:
 646    case OPCODE_TXP:
 647    case OPCODE_TXL:
 648    case OPCODE_TXB:
 649    case OPCODE_TXD:
 650       fprintf(f, "%s", _mesa_opcode_string(inst->Opcode));
 651       if (inst->Saturate)
 652          fprintf(f, "_SAT");
 653       fprintf(f, " ");
 654       fprint_dst_reg(f, &inst->DstReg, mode, prog);
 655       fprintf(f, ", ");
 656       fprint_src_reg(f, &inst->SrcReg[0], mode, prog);
 657       if (inst->Opcode == OPCODE_TXD) {
 658          fprintf(f, ", ");
 659          fprint_src_reg(f, &inst->SrcReg[1], mode, prog);
 660          fprintf(f, ", ");
 661          fprint_src_reg(f, &inst->SrcReg[2], mode, prog);
 662       }
 663       fprintf(f, ", texture[%d], ", inst->TexSrcUnit);
 664       switch (inst->TexSrcTarget) {
 665       case TEXTURE_1D_INDEX:   fprintf(f, "1D");    break;
 666       case TEXTURE_2D_INDEX:   fprintf(f, "2D");    break;
 667       case TEXTURE_3D_INDEX:   fprintf(f, "3D");    break;
 668       case TEXTURE_CUBE_INDEX: fprintf(f, "CUBE");  break;
 669       case TEXTURE_RECT_INDEX: fprintf(f, "RECT");  break;
 670       case TEXTURE_1D_ARRAY_INDEX: fprintf(f, "1D_ARRAY"); break;
 671       case TEXTURE_2D_ARRAY_INDEX: fprintf(f, "2D_ARRAY"); break;
 672       default:
 673          ;
 674       }
 675       if (inst->TexShadow)
 676          fprintf(f, " SHADOW");
 677       fprint_comment(f, inst);
 678       break;
 679
 680    case OPCODE_KIL:
 681       fprintf(f, "%s", _mesa_opcode_string(inst->Opcode));
 682       fprintf(f, " ");
 683       fprint_src_reg(f, &inst->SrcReg[0], mode, prog);
 684       fprint_comment(f, inst);
 685       break;
 686    case OPCODE_ARL:
 687       fprintf(f, "ARL ");
 688       fprint_dst_reg(f, &inst->DstReg, mode, prog);
 689       fprintf(f, ", ");
 690       fprint_src_reg(f, &inst->SrcReg[0], mode, prog);
 691       fprint_comment(f, inst);
 692       break;
 693    case OPCODE_IF:
 694       fprintf(f, "IF ");
 695       fprint_src_reg(f, &inst->SrcReg[0], mode, prog);
 696       fprintf(f, "; ");
 697       fprintf(f, " # (if false, goto %d)", inst->BranchTarget);
 698       fprint_comment(f, inst);
 699       return indent + 3;
 700    case OPCODE_ELSE:
 701       fprintf(f, "ELSE; # (goto %d)\n", inst->BranchTarget);
 702       return indent + 3;
 703    case OPCODE_ENDIF:
 704       fprintf(f, "ENDIF;\n");
 705       break;
 706    case OPCODE_BGNLOOP:
 707       fprintf(f, "BGNLOOP; # (end at %d)\n", inst->BranchTarget);
 708       return indent + 3;
 709    case OPCODE_ENDLOOP:
 710       fprintf(f, "ENDLOOP; # (goto %d)\n", inst->BranchTarget);
 711       break;
 712    case OPCODE_BRK:
 713    case OPCODE_CONT:
 714       fprintf(f, "%s; # (goto %d)",
 715               _mesa_opcode_string(inst->Opcode),
 716               inst->BranchTarget);
 717       fprint_comment(f, inst);
 718       break;
 719
 720    case OPCODE_BGNSUB:
 721       fprintf(f, "BGNSUB");
 722       fprint_comment(f, inst);
 723       return indent + 3;
 724    case OPCODE_ENDSUB:
 725       if (mode == PROG_PRINT_DEBUG) {
 726          fprintf(f, "ENDSUB");
 727          fprint_comment(f, inst);
 728       }
 729       break;
 730    case OPCODE_CAL:
 731       fprintf(f, "CAL %u", inst->BranchTarget);
 732       fprint_comment(f, inst);
 733       break;
 734    case OPCODE_RET:
 735       fprintf(f, "RET");
 736       fprint_comment(f, inst);
 737       break;
 738
 739    case OPCODE_END:
 740       fprintf(f, "END\n");
 741       break;
 742    case OPCODE_NOP:
 743       if (mode == PROG_PRINT_DEBUG) {
 744          fprintf(f, "NOP");
 745          fprint_comment(f, inst);
 746       }
 747       else if (inst->Comment) {
 748          /* ARB/NV extensions don't have NOP instruction */
 749          fprintf(f, "# %s\n", inst->Comment);
 750       }
 751       break;
 752    /* XXX may need other special-case instructions */
 753    default:
 754       if (inst->Opcode < MAX_OPCODE) {
 755          /* typical alu instruction */
 756          _mesa_fprint_alu_instruction(f, inst,
 757                                       _mesa_opcode_string(inst->Opcode),
 758                                       _mesa_num_inst_src_regs(inst->Opcode),
 759                                       mode, prog);
 760       }
 761       else {
 762          _mesa_fprint_alu_instruction(f, inst,
 763                                       _mesa_opcode_string(inst->Opcode),
 764                                       3/*_mesa_num_inst_src_regs(inst->Opcode)*/,
 765                                       mode, prog);
 766       }
 767       break;
 768    }
 769    return indent;
 770 }
 771
 772
 773 GLint
 774 _mesa_print_instruction_opt(const struct prog_instruction *inst,
 775                             GLint indent,
 776                             gl_prog_print_mode mode,
 777                             const struct gl_program *prog)
 778 {
 779    return _mesa_fprint_instruction_opt(stderr, inst, indent, mode, prog);
 780 }
 781
 782
 783 void
 784 _mesa_print_instruction(const struct prog_instruction *inst)
 785 {
 786    /* note: 4th param should be ignored for PROG_PRINT_DEBUG */
 787    _mesa_fprint_instruction_opt(stderr, inst, 0, PROG_PRINT_DEBUG, NULL);
 788 }
 789
 790
 791
 792 /**
 793  * Print program, with options.
 794  */
 795 void
 796 _mesa_fprint_program_opt(FILE *f,
 797                          const struct gl_program *prog,
 798                          gl_prog_print_mode mode,
 799                          GLboolean lineNumbers)
 800 {
 801    GLuint i, indent = 0;
 802
 803    switch (prog->Target) {
 804    case GL_VERTEX_PROGRAM_ARB:
 805       if (mode == PROG_PRINT_ARB)
 806          fprintf(f, "!!ARBvp1.0\n");
 807       else
 808          fprintf(f, "# Vertex Program/Shader %u\n", prog->Id);
 809       break;
 810    case GL_FRAGMENT_PROGRAM_ARB:
 811       if (mode == PROG_PRINT_ARB)
 812          fprintf(f, "!!ARBfp1.0\n");
 813       else
 814          fprintf(f, "# Fragment Program/Shader %u\n", prog->Id);
 815       break;
 816    case GL_GEOMETRY_PROGRAM_NV:
 817       fprintf(f, "# Geometry Shader\n");
 818    }
 819
 820    for (i = 0; i < prog->NumInstructions; i++) {
 821       if (lineNumbers)
 822          fprintf(f, "%3d: ", i);
 823       indent = _mesa_fprint_instruction_opt(f, prog->Instructions + i,
 824                                            indent, mode, prog);
 825    }
 826 }
 827
 828
 829 /**
 830  * Print program to stderr, default options.
 831  */
 832 void
 833 _mesa_print_program(const struct gl_program *prog)
 834 {
 835    _mesa_fprint_program_opt(stderr, prog, PROG_PRINT_DEBUG, GL_TRUE);
 836 }
 837
 838
 839 /**
 840  * Return binary representation of 64-bit value (as a string).
 841  * Insert a comma to separate each group of 8 bits.
 842  * Note we return a pointer to local static storage so this is not
 843  * re-entrant, etc.
 844  * XXX move to imports.[ch] if useful elsewhere.
 845  */
 846 static const char *
 847 binary(GLbitfield64 val)
 848 {
 849    static char buf[80];
 850    GLint i, len = 0;
 851    for (i = 63; i >= 0; --i) {
 852       if (val & (BITFIELD64_BIT(i)))
 853          buf[len++] = '1';
 854       else if (len > 0 || i == 0)
 855          buf[len++] = '0';
 856       if (len > 0 && ((i-1) % 8) == 7)
 857          buf[len++] = ',';
 858    }
 859    buf[len] = '\0';
 860    return buf;
 861 }
 862
 863
 864 /**
 865  * Print all of a program's parameters/fields to given file.
 866  */
 867 static void
 868 _mesa_fprint_program_parameters(FILE *f,
 869                                 struct gl_context *ctx,
 870                                 const struct gl_program *prog)
 871 {
 872    GLuint i;
 873
 874    fprintf(f, "InputsRead: %" PRIx64 " (0b%s)\n",
 875            (uint64_t) prog->InputsRead, binary(prog->InputsRead));
 876    fprintf(f, "OutputsWritten: %" PRIx64 " (0b%s)\n",
 877            (uint64_t) prog->OutputsWritten, binary(prog->OutputsWritten));
 878    fprintf(f, "NumInstructions=%d\n", prog->NumInstructions);
 879    fprintf(f, "NumTemporaries=%d\n", prog->NumTemporaries);
 880    fprintf(f, "NumParameters=%d\n", prog->NumParameters);
 881    fprintf(f, "NumAttributes=%d\n", prog->NumAttributes);
 882    fprintf(f, "NumAddressRegs=%d\n", prog->NumAddressRegs);
 883    fprintf(f, "IndirectRegisterFiles: 0x%x (0b%s)\n",
 884            prog->IndirectRegisterFiles, binary(prog->IndirectRegisterFiles));
 885    fprintf(f, "SamplersUsed: 0x%x (0b%s)\n",
 886                  prog->SamplersUsed, binary(prog->SamplersUsed));
 887    fprintf(f, "Samplers=[ ");
 888    for (i = 0; i < MAX_SAMPLERS; i++) {
 889       fprintf(f, "%d ", prog->SamplerUnits[i]);
 890    }
 891    fprintf(f, "]\n");
 892
 893    _mesa_load_state_parameters(ctx, prog->Parameters);
 894
 895 #if 0
 896    fprintf(f, "Local Params:\n");
 897    for (i = 0; i < MAX_PROGRAM_LOCAL_PARAMS; i++){
 898       const GLfloat *p = prog->LocalParams[i];
 899       fprintf(f, "%2d: %f, %f, %f, %f\n", i, p[0], p[1], p[2], p[3]);
 900    }
 901 #endif
 902    _mesa_print_parameter_list(prog->Parameters);
 903 }
 904
 905
 906 /**
 907  * Print all of a program's parameters/fields to stderr.
 908  */
 909 void
 910 _mesa_print_program_parameters(struct gl_context *ctx, const struct gl_program *prog)
 911 {
 912    _mesa_fprint_program_parameters(stderr, ctx, prog);
 913 }
 914
 915
 916 /**
 917  * Print a program parameter list to given file.
 918  */
 919 static void
 920 _mesa_fprint_parameter_list(FILE *f,
 921                             const struct gl_program_parameter_list *list)
 922 {
 923    GLuint i;
 924
 925    if (!list)
 926       return;
 927
 928    if (0)
 929       fprintf(f, "param list %p\n", (void *) list);
 930    fprintf(f, "dirty state flags: 0x%x\n", list->StateFlags);
 931    for (i = 0; i < list->NumParameters; i++){
 932       struct gl_program_parameter *param = list->Parameters + i;
 933       const GLfloat *v = (GLfloat *) list->ParameterValues[i];
 934       fprintf(f, "param[%d] sz=%d %s %s = {%.3g, %.3g, %.3g, %.3g}",
 935               i, param->Size,
 936               _mesa_register_file_name(list->Parameters[i].Type),
 937               param->Name, v[0], v[1], v[2], v[3]);
 938       fprintf(f, "\n");
 939    }
 940 }
 941
 942
 943 /**
 944  * Print a program parameter list to stderr.
 945  */
 946 void
 947 _mesa_print_parameter_list(const struct gl_program_parameter_list *list)
 948 {
 949    _mesa_fprint_parameter_list(stderr, list);
 950 }
 951
 952
 953 /**
 954  * Write shader and associated info to a file.
 955  */
 956 void
 957 _mesa_write_shader_to_file(const struct gl_shader *shader)
 958 {
 959    const char *type = "????";
 960    char filename[100];
 961    FILE *f;
 962
 963    switch (shader->Stage) {
 964    case MESA_SHADER_FRAGMENT:
 965       type = "frag";
 966       break;
 967    case MESA_SHADER_TESS_CTRL:
 968       type = "tesc";
 969       break;
 970    case MESA_SHADER_TESS_EVAL:
 971       type = "tese";
 972       break;
 973    case MESA_SHADER_VERTEX:
 974       type = "vert";
 975       break;
 976    case MESA_SHADER_GEOMETRY:
 977       type = "geom";
 978       break;
 979    case MESA_SHADER_COMPUTE:
 980       type = "comp";
 981       break;
 982    }
 983
 984    _mesa_snprintf(filename, sizeof(filename), "shader_%u.%s", shader->Name, type);
 985    f = fopen(filename, "w");
 986    if (!f) {
 987       fprintf(stderr, "Unable to open %s for writing\n", filename);
 988       return;
 989    }
 990
 991    fprintf(f, "/* Shader %u source, checksum %u */\n", shader->Name, shader->SourceChecksum);
 992    fputs(shader->Source, f);
 993    fprintf(f, "\n");
 994
 995    fprintf(f, "/* Compile status: %s */\n",
 996            shader->CompileStatus ? "ok" : "fail");
 997    fprintf(f, "/* Log Info: */\n");
 998    if (shader->InfoLog) {
 999       fputs(shader->InfoLog, f);
1000    }
1001
1002    fclose(f);
1003 }
1004
1005
1006 /**
1007  * Append the shader's uniform info/values to the shader log file.
1008  * The log file will typically have been created by the
1009  * _mesa_write_shader_to_file function.
1010  */
1011 void
1012 _mesa_append_uniforms_to_file(const struct gl_linked_shader *shader)
1013 {
1014    const struct gl_program *const prog = shader->Program;
1015    const char *type;
1016    char filename[100];
1017    FILE *f;
1018
1019    if (shader->Stage == MESA_SHADER_FRAGMENT)
1020       type = "frag";
1021    else
1022       type = "vert";
1023
1024    _mesa_snprintf(filename, sizeof(filename), "shader.%s", type);
1025    f = fopen(filename, "a"); /* append */
1026    if (!f) {
1027       fprintf(stderr, "Unable to open %s for appending\n", filename);
1028       return;
1029    }
1030
1031    fprintf(f, "/* First-draw parameters / constants */\n");
1032    fprintf(f, "/*\n");
1033    _mesa_fprint_parameter_list(f, prog->Parameters);
1034    fprintf(f, "*/\n");
1035
1036    fclose(f);
1037 }