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.normal",
  93       "vertex.color.primary",
  94       "vertex.color.secondary",
  95       "vertex.fogcoord",
  96       "vertex.(six)", /* VERT_ATTRIB_COLOR_INDEX */
  97       "vertex.(seven)", /* VERT_ATTRIB_EDGEFLAG */
  98       "vertex.texcoord[0]",
  99       "vertex.texcoord[1]",
 100       "vertex.texcoord[2]",
 101       "vertex.texcoord[3]",
 102       "vertex.texcoord[4]",
 103       "vertex.texcoord[5]",
 104       "vertex.texcoord[6]",
 105       "vertex.texcoord[7]",
 106       "vertex.(sixteen)", /* VERT_ATTRIB_POINT_SIZE */
 107       "vertex.attrib[0]",
 108       "vertex.attrib[1]",
 109       "vertex.attrib[2]",
 110       "vertex.attrib[3]",
 111       "vertex.attrib[4]",
 112       "vertex.attrib[5]",
 113       "vertex.attrib[6]",
 114       "vertex.attrib[7]",
 115       "vertex.attrib[8]",
 116       "vertex.attrib[9]",
 117       "vertex.attrib[10]",
 118       "vertex.attrib[11]",
 119       "vertex.attrib[12]",
 120       "vertex.attrib[13]",
 121       "vertex.attrib[14]",
 122       "vertex.attrib[15]" /* MAX_VARYING = 16 */
 123    };
 124    static const char *const fragAttribs[] = {
 125       "fragment.position",
 126       "fragment.color.primary",
 127       "fragment.color.secondary",
 128       "fragment.fogcoord",
 129       "fragment.texcoord[0]",
 130       "fragment.texcoord[1]",
 131       "fragment.texcoord[2]",
 132       "fragment.texcoord[3]",
 133       "fragment.texcoord[4]",
 134       "fragment.texcoord[5]",
 135       "fragment.texcoord[6]",
 136       "fragment.texcoord[7]",
 137       "fragment.(twelve)", /* VARYING_SLOT_PSIZ */
 138       "fragment.(thirteen)", /* VARYING_SLOT_BFC0 */
 139       "fragment.(fourteen)", /* VARYING_SLOT_BFC1 */
 140       "fragment.(fifteen)", /* VARYING_SLOT_EDGE */
 141       "fragment.(sixteen)", /* VARYING_SLOT_CLIP_VERTEX */
 142       "fragment.(seventeen)", /* VARYING_SLOT_CLIP_DIST0 */
 143       "fragment.(eighteen)", /* VARYING_SLOT_CLIP_DIST1 */
 144       "fragment.(nineteen)", /* VARYING_SLOT_PRIMITIVE_ID */
 145       "fragment.(twenty)", /* VARYING_SLOT_LAYER */
 146       "fragment.(twenty-one)", /* VARYING_SLOT_VIEWPORT */
 147       "fragment.(twenty-two)", /* VARYING_SLOT_FACE */
 148       "fragment.(twenty-three)", /* VARYING_SLOT_PNTC */
 149       "fragment.(twenty-four)", /* VARYING_SLOT_TESS_LEVEL_OUTER */
 150       "fragment.(twenty-five)", /* VARYING_SLOT_TESS_LEVEL_INNER */
 151       "fragment.(twenty-six)", /* VARYING_SLOT_CULL_DIST0 */
 152       "fragment.(twenty-seven)", /* VARYING_SLOT_CULL_DIST1 */
 153       "fragment.(twenty-eight)", /* VARYING_SLOT_BOUNDING_BOX0 */
 154       "fragment.(twenty-nine)", /* VARYING_SLOT_BOUNDING_BOX1 */
 155       "fragment.(thirty)", /* VARYING_SLOT_VIEW_INDEX */
 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 inputs_read 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 inputs_read 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.(thirty)", /* VARYING_SLOT_VIEW_INDEX */
 288       "result.varying[0]",
 289       "result.varying[1]",
 290       "result.varying[2]",
 291       "result.varying[3]",
 292       "result.varying[4]",
 293       "result.varying[5]",
 294       "result.varying[6]",
 295       "result.varying[7]",
 296       "result.varying[8]",
 297       "result.varying[9]",
 298       "result.varying[10]",
 299       "result.varying[11]",
 300       "result.varying[12]",
 301       "result.varying[13]",
 302       "result.varying[14]",
 303       "result.varying[15]",
 304       "result.varying[16]",
 305       "result.varying[17]",
 306       "result.varying[18]",
 307       "result.varying[19]",
 308       "result.varying[20]",
 309       "result.varying[21]",
 310       "result.varying[22]",
 311       "result.varying[23]",
 312       "result.varying[24]",
 313       "result.varying[25]",
 314       "result.varying[26]",
 315       "result.varying[27]",
 316       "result.varying[28]",
 317       "result.varying[29]",
 318       "result.varying[30]",
 319       "result.varying[31]", /* MAX_VARYING = 32 */
 320    };
 321    static const char *const fragResults[] = {
 322       "result.depth", /* FRAG_RESULT_DEPTH */
 323       "result.(one)", /* FRAG_RESULT_STENCIL */
 324       "result.color", /* FRAG_RESULT_COLOR */
 325       "result.samplemask", /* FRAG_RESULT_SAMPLE_MASK */
 326       "result.color[0]", /* FRAG_RESULT_DATA0 (named for GLSL's gl_FragData) */
 327       "result.color[1]",
 328       "result.color[2]",
 329       "result.color[3]",
 330       "result.color[4]",
 331       "result.color[5]",
 332       "result.color[6]",
 333       "result.color[7]" /* MAX_DRAW_BUFFERS = 8 */
 334    };
 335
 336    /* sanity checks */
 337    STATIC_ASSERT(ARRAY_SIZE(vertResults) == VARYING_SLOT_MAX);
 338    STATIC_ASSERT(ARRAY_SIZE(fragResults) == FRAG_RESULT_MAX);
 339    assert(strcmp(vertResults[VARYING_SLOT_POS], "result.position") == 0);
 340    assert(strcmp(vertResults[VARYING_SLOT_VAR0], "result.varying[0]") == 0);
 341    assert(strcmp(fragResults[FRAG_RESULT_DATA0], "result.color[0]") == 0);
 342
 343    if (progType == GL_VERTEX_PROGRAM_ARB) {
 344       assert(index < ARRAY_SIZE(vertResults));
 345       return vertResults[index];
 346    }
 347    else {
 348       assert(progType == GL_FRAGMENT_PROGRAM_ARB);
 349       assert(index < ARRAY_SIZE(fragResults));
 350       return fragResults[index];
 351    }
 352 }
 353
 354
 355 /**
 356  * Return string representation of the given register.
 357  * Note that some types of registers (like PROGRAM_UNIFORM) aren't defined
 358  * by the ARB/NV program languages so we've taken some liberties here.
 359  * \param f  the register file (PROGRAM_INPUT, PROGRAM_TEMPORARY, etc)
 360  * \param index  number of the register in the register file
 361  * \param mode  the output format/mode/style
 362  * \param prog  pointer to containing program
 363  */
 364 static const char *
 365 reg_string(gl_register_file f, GLint index, gl_prog_print_mode mode,
 366            GLboolean relAddr, const struct gl_program *prog)
 367 {
 368    static char str[100];
 369    const char *addr = relAddr ? "ADDR+" : "";
 370
 371    str[0] = 0;
 372
 373    switch (mode) {
 374    case PROG_PRINT_DEBUG:
 375       sprintf(str, "%s[%s%d]",
 376               _mesa_register_file_name(f), addr, index);
 377       break;
 378
 379    case PROG_PRINT_ARB:
 380       switch (f) {
 381       case PROGRAM_INPUT:
 382          sprintf(str, "%s", arb_input_attrib_string(index, prog->Target));
 383          break;
 384       case PROGRAM_OUTPUT:
 385          sprintf(str, "%s", arb_output_attrib_string(index, prog->Target));
 386          break;
 387       case PROGRAM_TEMPORARY:
 388          sprintf(str, "temp%d", index);
 389          break;
 390       case PROGRAM_CONSTANT: /* extension */
 391          sprintf(str, "constant[%s%d]", addr, index);
 392          break;
 393       case PROGRAM_UNIFORM: /* extension */
 394          sprintf(str, "uniform[%s%d]", addr, index);
 395          break;
 396       case PROGRAM_SYSTEM_VALUE:
 397          sprintf(str, "sysvalue[%s%d]", addr, index);
 398          break;
 399       case PROGRAM_STATE_VAR:
 400          {
 401             struct gl_program_parameter *param
 402                = prog->Parameters->Parameters + index;
 403             char *state = _mesa_program_state_string(param->StateIndexes);
 404             sprintf(str, "%s", state);
 405             free(state);
 406          }
 407          break;
 408       case PROGRAM_ADDRESS:
 409          sprintf(str, "A%d", index);
 410          break;
 411       default:
 412          _mesa_problem(NULL, "bad file in reg_string()");
 413       }
 414       break;
 415
 416    default:
 417       _mesa_problem(NULL, "bad mode in reg_string()");
 418    }
 419
 420    return str;
 421 }
 422
 423
 424 /**
 425  * Return a string representation of the given swizzle word.
 426  * If extended is true, use extended (comma-separated) format.
 427  * \param swizzle  the swizzle field
 428  * \param negateBase  4-bit negation vector
 429  * \param extended  if true, also allow 0, 1 values
 430  */
 431 const char *
 432 _mesa_swizzle_string(GLuint swizzle, GLuint negateMask, GLboolean extended)
 433 {
 434    static const char swz[] = "xyzw01!?";  /* See SWIZZLE_x definitions */
 435    static char s[20];
 436    GLuint i = 0;
 437
 438    if (!extended && swizzle == SWIZZLE_NOOP && negateMask == 0)
 439       return ""; /* no swizzle/negation */
 440
 441    if (!extended)
 442       s[i++] = '.';
 443
 444    if (negateMask & NEGATE_X)
 445       s[i++] = '-';
 446    s[i++] = swz[GET_SWZ(swizzle, 0)];
 447
 448    if (extended) {
 449       s[i++] = ',';
 450    }
 451
 452    if (negateMask & NEGATE_Y)
 453       s[i++] = '-';
 454    s[i++] = swz[GET_SWZ(swizzle, 1)];
 455
 456    if (extended) {
 457       s[i++] = ',';
 458    }
 459
 460    if (negateMask & NEGATE_Z)
 461       s[i++] = '-';
 462    s[i++] = swz[GET_SWZ(swizzle, 2)];
 463
 464    if (extended) {
 465       s[i++] = ',';
 466    }
 467
 468    if (negateMask & NEGATE_W)
 469       s[i++] = '-';
 470    s[i++] = swz[GET_SWZ(swizzle, 3)];
 471
 472    s[i] = 0;
 473    return s;
 474 }
 475
 476
 477 void
 478 _mesa_print_swizzle(GLuint swizzle)
 479 {
 480    if (swizzle == SWIZZLE_XYZW) {
 481       printf(".xyzw\n");
 482    }
 483    else {
 484       const char *s = _mesa_swizzle_string(swizzle, 0, 0);
 485       printf("%s\n", s);
 486    }
 487 }
 488
 489
 490 const char *
 491 _mesa_writemask_string(GLuint writeMask)
 492 {
 493    static char s[10];
 494    GLuint i = 0;
 495
 496    if (writeMask == WRITEMASK_XYZW)
 497       return "";
 498
 499    s[i++] = '.';
 500    if (writeMask & WRITEMASK_X)
 501       s[i++] = 'x';
 502    if (writeMask & WRITEMASK_Y)
 503       s[i++] = 'y';
 504    if (writeMask & WRITEMASK_Z)
 505       s[i++] = 'z';
 506    if (writeMask & WRITEMASK_W)
 507       s[i++] = 'w';
 508
 509    s[i] = 0;
 510    return s;
 511 }
 512
 513
 514 static void
 515 fprint_dst_reg(FILE * f,
 516                const struct prog_dst_register *dstReg,
 517                gl_prog_print_mode mode,
 518                const struct gl_program *prog)
 519 {
 520    fprintf(f, "%s%s",
 521            reg_string((gl_register_file) dstReg->File,
 522                       dstReg->Index, mode, dstReg->RelAddr, prog),
 523            _mesa_writemask_string(dstReg->WriteMask));
 524
 525 #if 0
 526    fprintf(f, "%s[%d]%s",
 527            _mesa_register_file_name((gl_register_file) dstReg->File),
 528            dstReg->Index,
 529            _mesa_writemask_string(dstReg->WriteMask));
 530 #endif
 531 }
 532
 533
 534 static void
 535 fprint_src_reg(FILE *f,
 536                const struct prog_src_register *srcReg,
 537                gl_prog_print_mode mode,
 538                const struct gl_program *prog)
 539 {
 540    fprintf(f, "%s%s",
 541            reg_string((gl_register_file) srcReg->File,
 542                       srcReg->Index, mode, srcReg->RelAddr, prog),
 543            _mesa_swizzle_string(srcReg->Swizzle,
 544                                 srcReg->Negate, GL_FALSE));
 545 #if 0
 546    fprintf(f, "%s[%d]%s",
 547            _mesa_register_file_name((gl_register_file) srcReg->File),
 548            srcReg->Index,
 549            _mesa_swizzle_string(srcReg->Swizzle,
 550                                 srcReg->Negate, GL_FALSE));
 551 #endif
 552 }
 553
 554
 555 void
 556 _mesa_fprint_alu_instruction(FILE *f,
 557                              const struct prog_instruction *inst,
 558                              const char *opcode_string, GLuint numRegs,
 559                              gl_prog_print_mode mode,
 560                              const struct gl_program *prog)
 561 {
 562    GLuint j;
 563
 564    fprintf(f, "%s", opcode_string);
 565
 566    /* frag prog only */
 567    if (inst->Saturate)
 568       fprintf(f, "_SAT");
 569
 570    fprintf(f, " ");
 571    if (inst->DstReg.File != PROGRAM_UNDEFINED) {
 572       fprint_dst_reg(f, &inst->DstReg, mode, prog);
 573    }
 574    else {
 575       fprintf(f, " ???");
 576    }
 577
 578    if (numRegs > 0)
 579       fprintf(f, ", ");
 580
 581    for (j = 0; j < numRegs; j++) {
 582       fprint_src_reg(f, inst->SrcReg + j, mode, prog);
 583       if (j + 1 < numRegs)
 584          fprintf(f, ", ");
 585    }
 586
 587    fprintf(f, ";\n");
 588 }
 589
 590
 591 void
 592 _mesa_print_alu_instruction(const struct prog_instruction *inst,
 593                             const char *opcode_string, GLuint numRegs)
 594 {
 595    _mesa_fprint_alu_instruction(stderr, inst, opcode_string,
 596                                 numRegs, PROG_PRINT_DEBUG, NULL);
 597 }
 598
 599
 600 /**
 601  * Print a single vertex/fragment program instruction.
 602  */
 603 GLint
 604 _mesa_fprint_instruction_opt(FILE *f,
 605                             const struct prog_instruction *inst,
 606                             GLint indent,
 607                             gl_prog_print_mode mode,
 608                             const struct gl_program *prog)
 609 {
 610    GLint i;
 611
 612    if (inst->Opcode == OPCODE_ELSE ||
 613        inst->Opcode == OPCODE_ENDIF ||
 614        inst->Opcode == OPCODE_ENDLOOP ||
 615        inst->Opcode == OPCODE_ENDSUB) {
 616       indent -= 3;
 617    }
 618    for (i = 0; i < indent; i++) {
 619       fprintf(f, " ");
 620    }
 621
 622    switch (inst->Opcode) {
 623    case OPCODE_SWZ:
 624       fprintf(f, "SWZ");
 625       if (inst->Saturate)
 626          fprintf(f, "_SAT");
 627       fprintf(f, " ");
 628       fprint_dst_reg(f, &inst->DstReg, mode, prog);
 629       fprintf(f, ", %s[%d], %s",
 630               _mesa_register_file_name((gl_register_file) inst->SrcReg[0].File),
 631               inst->SrcReg[0].Index,
 632               _mesa_swizzle_string(inst->SrcReg[0].Swizzle,
 633                                    inst->SrcReg[0].Negate, GL_TRUE));
 634       fprintf(f, ";\n");
 635       break;
 636    case OPCODE_TEX:
 637    case OPCODE_TXP:
 638    case OPCODE_TXL:
 639    case OPCODE_TXB:
 640    case OPCODE_TXD:
 641       fprintf(f, "%s", _mesa_opcode_string(inst->Opcode));
 642       if (inst->Saturate)
 643          fprintf(f, "_SAT");
 644       fprintf(f, " ");
 645       fprint_dst_reg(f, &inst->DstReg, mode, prog);
 646       fprintf(f, ", ");
 647       fprint_src_reg(f, &inst->SrcReg[0], mode, prog);
 648       if (inst->Opcode == OPCODE_TXD) {
 649          fprintf(f, ", ");
 650          fprint_src_reg(f, &inst->SrcReg[1], mode, prog);
 651          fprintf(f, ", ");
 652          fprint_src_reg(f, &inst->SrcReg[2], mode, prog);
 653       }
 654       fprintf(f, ", texture[%d], ", inst->TexSrcUnit);
 655       switch (inst->TexSrcTarget) {
 656       case TEXTURE_1D_INDEX:   fprintf(f, "1D");    break;
 657       case TEXTURE_2D_INDEX:   fprintf(f, "2D");    break;
 658       case TEXTURE_3D_INDEX:   fprintf(f, "3D");    break;
 659       case TEXTURE_CUBE_INDEX: fprintf(f, "CUBE");  break;
 660       case TEXTURE_RECT_INDEX: fprintf(f, "RECT");  break;
 661       case TEXTURE_1D_ARRAY_INDEX: fprintf(f, "1D_ARRAY"); break;
 662       case TEXTURE_2D_ARRAY_INDEX: fprintf(f, "2D_ARRAY"); break;
 663       default:
 664          ;
 665       }
 666       if (inst->TexShadow)
 667          fprintf(f, " SHADOW");
 668       fprintf(f, ";\n");
 669       break;
 670
 671    case OPCODE_KIL:
 672       fprintf(f, "%s", _mesa_opcode_string(inst->Opcode));
 673       fprintf(f, " ");
 674       fprint_src_reg(f, &inst->SrcReg[0], mode, prog);
 675       fprintf(f, ";\n");
 676       break;
 677    case OPCODE_ARL:
 678       fprintf(f, "ARL ");
 679       fprint_dst_reg(f, &inst->DstReg, mode, prog);
 680       fprintf(f, ", ");
 681       fprint_src_reg(f, &inst->SrcReg[0], mode, prog);
 682       fprintf(f, ";\n");
 683       break;
 684    case OPCODE_IF:
 685       fprintf(f, "IF ");
 686       fprint_src_reg(f, &inst->SrcReg[0], mode, prog);
 687       fprintf(f, "; ");
 688       fprintf(f, " # (if false, goto %d)", inst->BranchTarget);
 689       fprintf(f, ";\n");
 690       return indent + 3;
 691    case OPCODE_ELSE:
 692       fprintf(f, "ELSE; # (goto %d)\n", inst->BranchTarget);
 693       return indent + 3;
 694    case OPCODE_ENDIF:
 695       fprintf(f, "ENDIF;\n");
 696       break;
 697    case OPCODE_BGNLOOP:
 698       fprintf(f, "BGNLOOP; # (end at %d)\n", inst->BranchTarget);
 699       return indent + 3;
 700    case OPCODE_ENDLOOP:
 701       fprintf(f, "ENDLOOP; # (goto %d)\n", inst->BranchTarget);
 702       break;
 703    case OPCODE_BRK:
 704    case OPCODE_CONT:
 705       fprintf(f, "%s; # (goto %d)",
 706               _mesa_opcode_string(inst->Opcode),
 707               inst->BranchTarget);
 708       fprintf(f, ";\n");
 709       break;
 710
 711    case OPCODE_BGNSUB:
 712       fprintf(f, "BGNSUB");
 713       fprintf(f, ";\n");
 714       return indent + 3;
 715    case OPCODE_ENDSUB:
 716       if (mode == PROG_PRINT_DEBUG) {
 717          fprintf(f, "ENDSUB");
 718          fprintf(f, ";\n");
 719       }
 720       break;
 721    case OPCODE_CAL:
 722       fprintf(f, "CAL %u", inst->BranchTarget);
 723       fprintf(f, ";\n");
 724       break;
 725    case OPCODE_RET:
 726       fprintf(f, "RET");
 727       fprintf(f, ";\n");
 728       break;
 729
 730    case OPCODE_END:
 731       fprintf(f, "END\n");
 732       break;
 733    case OPCODE_NOP:
 734       if (mode == PROG_PRINT_DEBUG) {
 735          fprintf(f, "NOP");
 736          fprintf(f, ";\n");
 737       }
 738       break;
 739    /* XXX may need other special-case instructions */
 740    default:
 741       if (inst->Opcode < MAX_OPCODE) {
 742          /* typical alu instruction */
 743          _mesa_fprint_alu_instruction(f, inst,
 744                                       _mesa_opcode_string(inst->Opcode),
 745                                       _mesa_num_inst_src_regs(inst->Opcode),
 746                                       mode, prog);
 747       }
 748       else {
 749          _mesa_fprint_alu_instruction(f, inst,
 750                                       _mesa_opcode_string(inst->Opcode),
 751                                       3/*_mesa_num_inst_src_regs(inst->Opcode)*/,
 752                                       mode, prog);
 753       }
 754       break;
 755    }
 756    return indent;
 757 }
 758
 759
 760 GLint
 761 _mesa_print_instruction_opt(const struct prog_instruction *inst,
 762                             GLint indent,
 763                             gl_prog_print_mode mode,
 764                             const struct gl_program *prog)
 765 {
 766    return _mesa_fprint_instruction_opt(stderr, inst, indent, mode, prog);
 767 }
 768
 769
 770 void
 771 _mesa_print_instruction(const struct prog_instruction *inst)
 772 {
 773    /* note: 4th param should be ignored for PROG_PRINT_DEBUG */
 774    _mesa_fprint_instruction_opt(stderr, inst, 0, PROG_PRINT_DEBUG, NULL);
 775 }
 776
 777
 778
 779 /**
 780  * Print program, with options.
 781  */
 782 void
 783 _mesa_fprint_program_opt(FILE *f,
 784                          const struct gl_program *prog,
 785                          gl_prog_print_mode mode,
 786                          GLboolean lineNumbers)
 787 {
 788    GLuint i, indent = 0;
 789
 790    switch (prog->Target) {
 791    case GL_VERTEX_PROGRAM_ARB:
 792       if (mode == PROG_PRINT_ARB)
 793          fprintf(f, "!!ARBvp1.0\n");
 794       else
 795          fprintf(f, "# Vertex Program/Shader %u\n", prog->Id);
 796       break;
 797    case GL_FRAGMENT_PROGRAM_ARB:
 798       if (mode == PROG_PRINT_ARB)
 799          fprintf(f, "!!ARBfp1.0\n");
 800       else
 801          fprintf(f, "# Fragment Program/Shader %u\n", prog->Id);
 802       break;
 803    case GL_GEOMETRY_PROGRAM_NV:
 804       fprintf(f, "# Geometry Shader\n");
 805    }
 806
 807    for (i = 0; i < prog->arb.NumInstructions; i++) {
 808       if (lineNumbers)
 809          fprintf(f, "%3d: ", i);
 810       indent = _mesa_fprint_instruction_opt(f, prog->arb.Instructions + i,
 811                                            indent, mode, prog);
 812    }
 813 }
 814
 815
 816 /**
 817  * Print program to stderr, default options.
 818  */
 819 void
 820 _mesa_print_program(const struct gl_program *prog)
 821 {
 822    _mesa_fprint_program_opt(stderr, prog, PROG_PRINT_DEBUG, GL_TRUE);
 823 }
 824
 825
 826 /**
 827  * Return binary representation of 64-bit value (as a string).
 828  * Insert a comma to separate each group of 8 bits.
 829  * Note we return a pointer to local static storage so this is not
 830  * re-entrant, etc.
 831  * XXX move to imports.[ch] if useful elsewhere.
 832  */
 833 static const char *
 834 binary(GLbitfield64 val)
 835 {
 836    static char buf[80];
 837    GLint i, len = 0;
 838    for (i = 63; i >= 0; --i) {
 839       if (val & (BITFIELD64_BIT(i)))
 840          buf[len++] = '1';
 841       else if (len > 0 || i == 0)
 842          buf[len++] = '0';
 843       if (len > 0 && ((i-1) % 8) == 7)
 844          buf[len++] = ',';
 845    }
 846    buf[len] = '\0';
 847    return buf;
 848 }
 849
 850
 851 /**
 852  * Print all of a program's parameters/fields to given file.
 853  */
 854 static void
 855 _mesa_fprint_program_parameters(FILE *f,
 856                                 struct gl_context *ctx,
 857                                 const struct gl_program *prog)
 858 {
 859    GLuint i;
 860
 861    fprintf(f, "InputsRead: %" PRIx64 " (0b%s)\n",
 862            (uint64_t) prog->info.inputs_read, binary(prog->info.inputs_read));
 863    fprintf(f, "OutputsWritten: %" PRIx64 " (0b%s)\n",
 864            (uint64_t) prog->info.outputs_written,
 865            binary(prog->info.outputs_written));
 866    fprintf(f, "NumInstructions=%d\n", prog->arb.NumInstructions);
 867    fprintf(f, "NumTemporaries=%d\n", prog->arb.NumTemporaries);
 868    fprintf(f, "NumParameters=%d\n", prog->arb.NumParameters);
 869    fprintf(f, "NumAttributes=%d\n", prog->arb.NumAttributes);
 870    fprintf(f, "NumAddressRegs=%d\n", prog->arb.NumAddressRegs);
 871    fprintf(f, "IndirectRegisterFiles: 0x%x (0b%s)\n",
 872            prog->arb.IndirectRegisterFiles,
 873            binary(prog->arb.IndirectRegisterFiles));
 874    fprintf(f, "SamplersUsed: 0x%x (0b%s)\n",
 875                  prog->SamplersUsed, binary(prog->SamplersUsed));
 876    fprintf(f, "Samplers=[ ");
 877    for (i = 0; i < MAX_SAMPLERS; i++) {
 878       fprintf(f, "%d ", prog->SamplerUnits[i]);
 879    }
 880    fprintf(f, "]\n");
 881
 882    _mesa_load_state_parameters(ctx, prog->Parameters);
 883
 884 #if 0
 885    fprintf(f, "Local Params:\n");
 886    for (i = 0; i < MAX_PROGRAM_LOCAL_PARAMS; i++){
 887       const GLfloat *p = prog->LocalParams[i];
 888       fprintf(f, "%2d: %f, %f, %f, %f\n", i, p[0], p[1], p[2], p[3]);
 889    }
 890 #endif
 891    _mesa_print_parameter_list(prog->Parameters);
 892 }
 893
 894
 895 /**
 896  * Print all of a program's parameters/fields to stderr.
 897  */
 898 void
 899 _mesa_print_program_parameters(struct gl_context *ctx, const struct gl_program *prog)
 900 {
 901    _mesa_fprint_program_parameters(stderr, ctx, prog);
 902 }
 903
 904
 905 /**
 906  * Print a program parameter list to given file.
 907  */
 908 static void
 909 _mesa_fprint_parameter_list(FILE *f,
 910                             const struct gl_program_parameter_list *list)
 911 {
 912    GLuint i;
 913
 914    if (!list)
 915       return;
 916
 917    if (0)
 918       fprintf(f, "param list %p\n", (void *) list);
 919    fprintf(f, "dirty state flags: 0x%x\n", list->StateFlags);
 920    for (i = 0; i < list->NumParameters; i++){
 921       struct gl_program_parameter *param = list->Parameters + i;
 922       const GLfloat *v = (GLfloat *) list->ParameterValues[i];
 923       fprintf(f, "param[%d] sz=%d %s %s = {%.3g, %.3g, %.3g, %.3g}",
 924               i, param->Size,
 925               _mesa_register_file_name(list->Parameters[i].Type),
 926               param->Name, v[0], v[1], v[2], v[3]);
 927       fprintf(f, "\n");
 928    }
 929 }
 930
 931
 932 /**
 933  * Print a program parameter list to stderr.
 934  */
 935 void
 936 _mesa_print_parameter_list(const struct gl_program_parameter_list *list)
 937 {
 938    _mesa_fprint_parameter_list(stderr, list);
 939 }
 940
 941
 942 /**
 943  * Write shader and associated info to a file.
 944  */
 945 void
 946 _mesa_write_shader_to_file(const struct gl_shader *shader)
 947 {
 948    const char *type = "????";
 949    char filename[100];
 950    FILE *f;
 951
 952    switch (shader->Stage) {
 953    case MESA_SHADER_FRAGMENT:
 954       type = "frag";
 955       break;
 956    case MESA_SHADER_TESS_CTRL:
 957       type = "tesc";
 958       break;
 959    case MESA_SHADER_TESS_EVAL:
 960       type = "tese";
 961       break;
 962    case MESA_SHADER_VERTEX:
 963       type = "vert";
 964       break;
 965    case MESA_SHADER_GEOMETRY:
 966       type = "geom";
 967       break;
 968    case MESA_SHADER_COMPUTE:
 969       type = "comp";
 970       break;
 971    default:
 972       break;
 973    }
 974
 975    _mesa_snprintf(filename, sizeof(filename), "shader_%u.%s", shader->Name, type);
 976    f = fopen(filename, "w");
 977    if (!f) {
 978       fprintf(stderr, "Unable to open %s for writing\n", filename);
 979       return;
 980    }
 981
 982 #ifdef DEBUG
 983    fprintf(f, "/* Shader %u source, checksum %u */\n", shader->Name, shader->SourceChecksum);
 984 #else
 985    fprintf(f, "/* Shader %u source */\n", shader->Name);
 986 #endif
 987    fputs(shader->Source, f);
 988    fprintf(f, "\n");
 989
 990    fprintf(f, "/* Compile status: %s */\n",
 991            shader->CompileStatus ? "ok" : "fail");
 992    fprintf(f, "/* Log Info: */\n");
 993    if (shader->InfoLog) {
 994       fputs(shader->InfoLog, f);
 995    }
 996
 997    fclose(f);
 998 }
 999
1000
1001 /**
1002  * Append the shader's uniform info/values to the shader log file.
1003  * The log file will typically have been created by the
1004  * _mesa_write_shader_to_file function.
1005  */
1006 void
1007 _mesa_append_uniforms_to_file(const struct gl_program *prog)
1008 {
1009    const char *type;
1010    char filename[100];
1011    FILE *f;
1012
1013    if (prog->info.stage == MESA_SHADER_FRAGMENT)
1014       type = "frag";
1015    else
1016       type = "vert";
1017
1018    _mesa_snprintf(filename, sizeof(filename), "shader.%s", type);
1019    f = fopen(filename, "a"); /* append */
1020    if (!f) {
1021       fprintf(stderr, "Unable to open %s for appending\n", filename);
1022       return;
1023    }
1024
1025    fprintf(f, "/* First-draw parameters / constants */\n");
1026    fprintf(f, "/*\n");
1027    _mesa_fprint_parameter_list(f, prog->Parameters);
1028    fprintf(f, "*/\n");
1029
1030    fclose(f);
1031 }