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