src/gallium/auxiliary/tgsi/tgsi_dump.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2007-2008 VMware, Inc.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #include "util/u_debug.h"
  29 #include "util/u_string.h"
  30 #include "util/u_math.h"
  31 #include "util/u_memory.h"
  32 #include "util/u_math.h"
  33 #include "tgsi_dump.h"
  34 #include "tgsi_info.h"
  35 #include "tgsi_iterate.h"
  36 #include "tgsi_strings.h"
  37
  38
  39 /** Number of spaces to indent for IF/LOOP/etc */
  40 static const int indent_spaces = 3;
  41
  42
  43 struct dump_ctx
  44 {
  45    struct tgsi_iterate_context iter;
  46
  47    boolean dump_float_as_hex;
  48
  49    uint instno;
  50    uint immno;
  51    int indent;
  52
  53    uint indentation;
  54    FILE *file;
  55
  56    void (*dump_printf)(struct dump_ctx *ctx, const char *format, ...);
  57 };
  58
  59 static void
  60 dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...)
  61 {
  62    va_list ap;
  63    (void)ctx;
  64    va_start(ap, format);
  65    if (ctx->file)
  66       vfprintf(ctx->file, format, ap);
  67    else
  68       _debug_vprintf(format, ap);
  69    va_end(ap);
  70 }
  71
  72 static void
  73 dump_enum(
  74    struct dump_ctx *ctx,
  75    uint e,
  76    const char **enums,
  77    uint enum_count )
  78 {
  79    if (e >= enum_count)
  80       ctx->dump_printf( ctx, "%u", e );
  81    else
  82       ctx->dump_printf( ctx, "%s", enums[e] );
  83 }
  84
  85 #define EOL()           ctx->dump_printf( ctx, "\n" )
  86 #define TXT(S)          ctx->dump_printf( ctx, "%s", S )
  87 #define CHR(C)          ctx->dump_printf( ctx, "%c", C )
  88 #define UIX(I)          ctx->dump_printf( ctx, "0x%x", I )
  89 #define UID(I)          ctx->dump_printf( ctx, "%u", I )
  90 #define INSTID(I)       ctx->dump_printf( ctx, "% 3u", I )
  91 #define SID(I)          ctx->dump_printf( ctx, "%d", I )
  92 #define FLT(F)          ctx->dump_printf( ctx, "%10.4f", F )
  93 #define DBL(D)          ctx->dump_printf( ctx, "%10.8f", D )
  94 #define HFLT(F)         ctx->dump_printf( ctx, "0x%08x", fui((F)) )
  95 #define ENM(E,ENUMS)    dump_enum( ctx, E, ENUMS, sizeof( ENUMS ) / sizeof( *ENUMS ) )
  96
  97 const char *
  98 tgsi_swizzle_names[4] =
  99 {
 100    "x",
 101    "y",
 102    "z",
 103    "w"
 104 };
 105
 106 static void
 107 _dump_register_src(
 108    struct dump_ctx *ctx,
 109    const struct tgsi_full_src_register *src )
 110 {
 111    TXT(tgsi_file_name(src->Register.File));
 112    if (src->Register.Dimension) {
 113       if (src->Dimension.Indirect) {
 114          CHR( '[' );
 115          TXT(tgsi_file_name(src->DimIndirect.File));
 116          CHR( '[' );
 117          SID( src->DimIndirect.Index );
 118          TXT( "]." );
 119          ENM( src->DimIndirect.Swizzle, tgsi_swizzle_names );
 120          if (src->Dimension.Index != 0) {
 121             if (src->Dimension.Index > 0)
 122                CHR( '+' );
 123             SID( src->Dimension.Index );
 124          }
 125          CHR( ']' );
 126          if (src->DimIndirect.ArrayID) {
 127             CHR( '(' );
 128             SID( src->DimIndirect.ArrayID );
 129             CHR( ')' );
 130          }
 131       } else {
 132          CHR('[');
 133          SID(src->Dimension.Index);
 134          CHR(']');
 135       }
 136    }
 137    if (src->Register.Indirect) {
 138       CHR( '[' );
 139       TXT(tgsi_file_name(src->Indirect.File));
 140       CHR( '[' );
 141       SID( src->Indirect.Index );
 142       TXT( "]." );
 143       ENM( src->Indirect.Swizzle, tgsi_swizzle_names );
 144       if (src->Register.Index != 0) {
 145          if (src->Register.Index > 0)
 146             CHR( '+' );
 147          SID( src->Register.Index );
 148       }
 149       CHR( ']' );
 150       if (src->Indirect.ArrayID) {
 151          CHR( '(' );
 152          SID( src->Indirect.ArrayID );
 153          CHR( ')' );
 154       }
 155    } else {
 156       CHR( '[' );
 157       SID( src->Register.Index );
 158       CHR( ']' );
 159    }
 160 }
 161
 162
 163 static void
 164 _dump_register_dst(
 165    struct dump_ctx *ctx,
 166    const struct tgsi_full_dst_register *dst )
 167 {
 168    TXT(tgsi_file_name(dst->Register.File));
 169    if (dst->Register.Dimension) {
 170       if (dst->Dimension.Indirect) {
 171          CHR( '[' );
 172          TXT(tgsi_file_name(dst->DimIndirect.File));
 173          CHR( '[' );
 174          SID( dst->DimIndirect.Index );
 175          TXT( "]." );
 176          ENM( dst->DimIndirect.Swizzle, tgsi_swizzle_names );
 177          if (dst->Dimension.Index != 0) {
 178             if (dst->Dimension.Index > 0)
 179                CHR( '+' );
 180             SID( dst->Dimension.Index );
 181          }
 182          CHR( ']' );
 183          if (dst->DimIndirect.ArrayID) {
 184             CHR( '(' );
 185             SID( dst->DimIndirect.ArrayID );
 186             CHR( ')' );
 187          }
 188       } else {
 189          CHR('[');
 190          SID(dst->Dimension.Index);
 191          CHR(']');
 192       }
 193    }
 194    if (dst->Register.Indirect) {
 195       CHR( '[' );
 196       TXT(tgsi_file_name(dst->Indirect.File));
 197       CHR( '[' );
 198       SID( dst->Indirect.Index );
 199       TXT( "]." );
 200       ENM( dst->Indirect.Swizzle, tgsi_swizzle_names );
 201       if (dst->Register.Index != 0) {
 202          if (dst->Register.Index > 0)
 203             CHR( '+' );
 204          SID( dst->Register.Index );
 205       }
 206       CHR( ']' );
 207       if (dst->Indirect.ArrayID) {
 208          CHR( '(' );
 209          SID( dst->Indirect.ArrayID );
 210          CHR( ')' );
 211       }
 212    } else {
 213       CHR( '[' );
 214       SID( dst->Register.Index );
 215       CHR( ']' );
 216    }
 217 }
 218 static void
 219 _dump_writemask(
 220    struct dump_ctx *ctx,
 221    uint writemask )
 222 {
 223    if (writemask != TGSI_WRITEMASK_XYZW) {
 224       CHR( '.' );
 225       if (writemask & TGSI_WRITEMASK_X)
 226          CHR( 'x' );
 227       if (writemask & TGSI_WRITEMASK_Y)
 228          CHR( 'y' );
 229       if (writemask & TGSI_WRITEMASK_Z)
 230          CHR( 'z' );
 231       if (writemask & TGSI_WRITEMASK_W)
 232          CHR( 'w' );
 233    }
 234 }
 235
 236 static void
 237 dump_imm_data(struct tgsi_iterate_context *iter,
 238               union tgsi_immediate_data *data,
 239               unsigned num_tokens,
 240               unsigned data_type)
 241 {
 242    struct dump_ctx *ctx = (struct dump_ctx *)iter;
 243    unsigned i ;
 244
 245    TXT( " {" );
 246
 247    assert( num_tokens <= 4 );
 248    for (i = 0; i < num_tokens; i++) {
 249       switch (data_type) {
 250       case TGSI_IMM_FLOAT64: {
 251          union di d;
 252          d.ui = data[i].Uint | (uint64_t)data[i+1].Uint << 32;
 253          DBL( d.d );
 254          i++;
 255          break;
 256       }
 257       case TGSI_IMM_INT64: {
 258          union di d;
 259          d.i = data[i].Uint | (uint64_t)data[i+1].Uint << 32;
 260          UID( d.i );
 261          i++;
 262          break;
 263       }
 264       case TGSI_IMM_UINT64: {
 265          union di d;
 266          d.ui = data[i].Uint | (uint64_t)data[i+1].Uint << 32;
 267          UID( d.ui );
 268          i++;
 269          break;
 270       }
 271       case TGSI_IMM_FLOAT32:
 272          if (ctx->dump_float_as_hex)
 273             HFLT( data[i].Float );
 274          else
 275             FLT( data[i].Float );
 276          break;
 277       case TGSI_IMM_UINT32:
 278          UID(data[i].Uint);
 279          break;
 280       case TGSI_IMM_INT32:
 281          SID(data[i].Int);
 282          break;
 283       default:
 284          assert( 0 );
 285       }
 286
 287       if (i < num_tokens - 1)
 288          TXT( ", " );
 289    }
 290    TXT( "}" );
 291 }
 292
 293 static boolean
 294 iter_declaration(
 295    struct tgsi_iterate_context *iter,
 296    struct tgsi_full_declaration *decl )
 297 {
 298    struct dump_ctx *ctx = (struct dump_ctx *)iter;
 299    boolean patch = decl->Semantic.Name == TGSI_SEMANTIC_PATCH ||
 300       decl->Semantic.Name == TGSI_SEMANTIC_TESSINNER ||
 301       decl->Semantic.Name == TGSI_SEMANTIC_TESSOUTER ||
 302       decl->Semantic.Name == TGSI_SEMANTIC_PRIMID;
 303
 304    TXT( "DCL " );
 305
 306    TXT(tgsi_file_name(decl->Declaration.File));
 307
 308    /* all geometry shader inputs and non-patch tessellation shader inputs are
 309     * two dimensional
 310     */
 311    if (decl->Declaration.File == TGSI_FILE_INPUT &&
 312        (iter->processor.Processor == PIPE_SHADER_GEOMETRY ||
 313         (!patch &&
 314          (iter->processor.Processor == PIPE_SHADER_TESS_CTRL ||
 315           iter->processor.Processor == PIPE_SHADER_TESS_EVAL)))) {
 316       TXT("[]");
 317    }
 318
 319    /* all non-patch tess ctrl shader outputs are two dimensional */
 320    if (decl->Declaration.File == TGSI_FILE_OUTPUT &&
 321        !patch &&
 322        iter->processor.Processor == PIPE_SHADER_TESS_CTRL) {
 323       TXT("[]");
 324    }
 325
 326    if (decl->Declaration.Dimension) {
 327       CHR('[');
 328       SID(decl->Dim.Index2D);
 329       CHR(']');
 330    }
 331
 332    CHR('[');
 333    SID(decl->Range.First);
 334    if (decl->Range.First != decl->Range.Last) {
 335       TXT("..");
 336       SID(decl->Range.Last);
 337    }
 338    CHR(']');
 339
 340    _dump_writemask(
 341       ctx,
 342       decl->Declaration.UsageMask );
 343
 344    if (decl->Declaration.Array) {
 345       TXT( ", ARRAY(" );
 346       SID(decl->Array.ArrayID);
 347       CHR(')');
 348    }
 349
 350    if (decl->Declaration.Local)
 351       TXT( ", LOCAL" );
 352
 353    if (decl->Declaration.Semantic) {
 354       TXT( ", " );
 355       ENM( decl->Semantic.Name, tgsi_semantic_names );
 356       if (decl->Semantic.Index != 0 ||
 357           decl->Semantic.Name == TGSI_SEMANTIC_TEXCOORD ||
 358           decl->Semantic.Name == TGSI_SEMANTIC_GENERIC) {
 359          CHR( '[' );
 360          UID( decl->Semantic.Index );
 361          CHR( ']' );
 362       }
 363
 364       if (decl->Semantic.StreamX != 0 || decl->Semantic.StreamY != 0 ||
 365           decl->Semantic.StreamZ != 0 || decl->Semantic.StreamW != 0) {
 366          TXT(", STREAM(");
 367          UID(decl->Semantic.StreamX);
 368          TXT(", ");
 369          UID(decl->Semantic.StreamY);
 370          TXT(", ");
 371          UID(decl->Semantic.StreamZ);
 372          TXT(", ");
 373          UID(decl->Semantic.StreamW);
 374          CHR(')');
 375       }
 376    }
 377
 378    if (decl->Declaration.File == TGSI_FILE_IMAGE) {
 379       TXT(", ");
 380       ENM(decl->Image.Resource, tgsi_texture_names);
 381       TXT(", ");
 382       TXT(util_format_name(decl->Image.Format));
 383       if (decl->Image.Writable)
 384          TXT(", WR");
 385       if (decl->Image.Raw)
 386          TXT(", RAW");
 387    }
 388
 389    if (decl->Declaration.File == TGSI_FILE_BUFFER) {
 390       if (decl->Declaration.Atomic)
 391          TXT(", ATOMIC");
 392    }
 393
 394    if (decl->Declaration.File == TGSI_FILE_MEMORY) {
 395       switch (decl->Declaration.MemType) {
 396       /* Note: ,GLOBAL is optional / the default */
 397       case TGSI_MEMORY_TYPE_GLOBAL:  TXT(", GLOBAL");  break;
 398       case TGSI_MEMORY_TYPE_SHARED:  TXT(", SHARED");  break;
 399       case TGSI_MEMORY_TYPE_PRIVATE: TXT(", PRIVATE"); break;
 400       case TGSI_MEMORY_TYPE_INPUT:   TXT(", INPUT");   break;
 401       }
 402    }
 403
 404    if (decl->Declaration.File == TGSI_FILE_SAMPLER_VIEW) {
 405       TXT(", ");
 406       ENM(decl->SamplerView.Resource, tgsi_texture_names);
 407       TXT(", ");
 408       if ((decl->SamplerView.ReturnTypeX == decl->SamplerView.ReturnTypeY) &&
 409           (decl->SamplerView.ReturnTypeX == decl->SamplerView.ReturnTypeZ) &&
 410           (decl->SamplerView.ReturnTypeX == decl->SamplerView.ReturnTypeW)) {
 411          ENM(decl->SamplerView.ReturnTypeX, tgsi_return_type_names);
 412       } else {
 413          ENM(decl->SamplerView.ReturnTypeX, tgsi_return_type_names);
 414          TXT(", ");
 415          ENM(decl->SamplerView.ReturnTypeY, tgsi_return_type_names);
 416          TXT(", ");
 417          ENM(decl->SamplerView.ReturnTypeZ, tgsi_return_type_names);
 418          TXT(", ");
 419          ENM(decl->SamplerView.ReturnTypeW, tgsi_return_type_names);
 420       }
 421    }
 422
 423    if (decl->Declaration.Interpolate) {
 424       if (iter->processor.Processor == PIPE_SHADER_FRAGMENT &&
 425           decl->Declaration.File == TGSI_FILE_INPUT)
 426       {
 427          TXT( ", " );
 428          ENM( decl->Interp.Interpolate, tgsi_interpolate_names );
 429       }
 430
 431       if (decl->Interp.Location != TGSI_INTERPOLATE_LOC_CENTER) {
 432          TXT( ", " );
 433          ENM( decl->Interp.Location, tgsi_interpolate_locations );
 434       }
 435
 436       if (decl->Interp.CylindricalWrap) {
 437          TXT(", CYLWRAP_");
 438          if (decl->Interp.CylindricalWrap & TGSI_CYLINDRICAL_WRAP_X) {
 439             CHR('X');
 440          }
 441          if (decl->Interp.CylindricalWrap & TGSI_CYLINDRICAL_WRAP_Y) {
 442             CHR('Y');
 443          }
 444          if (decl->Interp.CylindricalWrap & TGSI_CYLINDRICAL_WRAP_Z) {
 445             CHR('Z');
 446          }
 447          if (decl->Interp.CylindricalWrap & TGSI_CYLINDRICAL_WRAP_W) {
 448             CHR('W');
 449          }
 450       }
 451    }
 452
 453    if (decl->Declaration.Invariant) {
 454       TXT( ", INVARIANT" );
 455    }
 456
 457    EOL();
 458
 459    return TRUE;
 460 }
 461
 462 void
 463 tgsi_dump_declaration(
 464    const struct tgsi_full_declaration *decl )
 465 {
 466    struct dump_ctx ctx;
 467    memset(&ctx, 0, sizeof(ctx));
 468
 469    ctx.dump_printf = dump_ctx_printf;
 470
 471    iter_declaration( &ctx.iter, (struct tgsi_full_declaration *)decl );
 472 }
 473
 474 static boolean
 475 iter_property(
 476    struct tgsi_iterate_context *iter,
 477    struct tgsi_full_property *prop )
 478 {
 479    unsigned i;
 480    struct dump_ctx *ctx = (struct dump_ctx *)iter;
 481
 482    TXT( "PROPERTY " );
 483    ENM(prop->Property.PropertyName, tgsi_property_names);
 484
 485    if (prop->Property.NrTokens > 1)
 486       TXT(" ");
 487
 488    for (i = 0; i < prop->Property.NrTokens - 1; ++i) {
 489       switch (prop->Property.PropertyName) {
 490       case TGSI_PROPERTY_GS_INPUT_PRIM:
 491       case TGSI_PROPERTY_GS_OUTPUT_PRIM:
 492          ENM(prop->u[i].Data, tgsi_primitive_names);
 493          break;
 494       case TGSI_PROPERTY_FS_COORD_ORIGIN:
 495          ENM(prop->u[i].Data, tgsi_fs_coord_origin_names);
 496          break;
 497       case TGSI_PROPERTY_FS_COORD_PIXEL_CENTER:
 498          ENM(prop->u[i].Data, tgsi_fs_coord_pixel_center_names);
 499          break;
 500       case TGSI_PROPERTY_NEXT_SHADER:
 501          ENM(prop->u[i].Data, tgsi_processor_type_names);
 502          break;
 503       default:
 504          SID( prop->u[i].Data );
 505          break;
 506       }
 507       if (i < prop->Property.NrTokens - 2)
 508          TXT( ", " );
 509    }
 510    EOL();
 511
 512    return TRUE;
 513 }
 514
 515 void tgsi_dump_property(
 516    const struct tgsi_full_property *prop )
 517 {
 518    struct dump_ctx ctx;
 519    memset(&ctx, 0, sizeof(ctx));
 520
 521    ctx.dump_printf = dump_ctx_printf;
 522
 523    iter_property( &ctx.iter, (struct tgsi_full_property *)prop );
 524 }
 525
 526 static boolean
 527 iter_immediate(
 528    struct tgsi_iterate_context *iter,
 529    struct tgsi_full_immediate *imm )
 530 {
 531    struct dump_ctx *ctx = (struct dump_ctx *) iter;
 532
 533    TXT( "IMM[" );
 534    SID( ctx->immno++ );
 535    TXT( "] " );
 536    ENM( imm->Immediate.DataType, tgsi_immediate_type_names );
 537
 538    dump_imm_data(iter, imm->u, imm->Immediate.NrTokens - 1,
 539                  imm->Immediate.DataType);
 540
 541    EOL();
 542
 543    return TRUE;
 544 }
 545
 546 void
 547 tgsi_dump_immediate(
 548    const struct tgsi_full_immediate *imm )
 549 {
 550    struct dump_ctx ctx;
 551    memset(&ctx, 0, sizeof(ctx));
 552
 553    ctx.dump_printf = dump_ctx_printf;
 554
 555    iter_immediate( &ctx.iter, (struct tgsi_full_immediate *)imm );
 556 }
 557
 558 static boolean
 559 iter_instruction(
 560    struct tgsi_iterate_context *iter,
 561    struct tgsi_full_instruction *inst )
 562 {
 563    struct dump_ctx *ctx = (struct dump_ctx *) iter;
 564    uint instno = ctx->instno++;
 565    const struct tgsi_opcode_info *info = tgsi_get_opcode_info( inst->Instruction.Opcode );
 566    uint i;
 567    boolean first_reg = TRUE;
 568
 569    INSTID( instno );
 570    TXT( ": " );
 571
 572    ctx->indent -= info->pre_dedent;
 573    for(i = 0; (int)i < ctx->indent; ++i)
 574       TXT( "  " );
 575    ctx->indent += info->post_indent;
 576
 577    if (inst->Instruction.Predicate) {
 578       CHR( '(' );
 579
 580       if (inst->Predicate.Negate)
 581          CHR( '!' );
 582
 583       TXT( "PRED[" );
 584       SID( inst->Predicate.Index );
 585       CHR( ']' );
 586
 587       if (inst->Predicate.SwizzleX != TGSI_SWIZZLE_X ||
 588           inst->Predicate.SwizzleY != TGSI_SWIZZLE_Y ||
 589           inst->Predicate.SwizzleZ != TGSI_SWIZZLE_Z ||
 590           inst->Predicate.SwizzleW != TGSI_SWIZZLE_W) {
 591          CHR( '.' );
 592          ENM( inst->Predicate.SwizzleX, tgsi_swizzle_names );
 593          ENM( inst->Predicate.SwizzleY, tgsi_swizzle_names );
 594          ENM( inst->Predicate.SwizzleZ, tgsi_swizzle_names );
 595          ENM( inst->Predicate.SwizzleW, tgsi_swizzle_names );
 596       }
 597
 598       TXT( ") " );
 599    }
 600
 601    TXT( info->mnemonic );
 602
 603    if (inst->Instruction.Saturate) {
 604       TXT( "_SAT" );
 605    }
 606
 607    for (i = 0; i < inst->Instruction.NumDstRegs; i++) {
 608       const struct tgsi_full_dst_register *dst = &inst->Dst[i];
 609
 610       if (!first_reg)
 611          CHR( ',' );
 612       CHR( ' ' );
 613
 614       _dump_register_dst( ctx, dst );
 615       _dump_writemask( ctx, dst->Register.WriteMask );
 616
 617       first_reg = FALSE;
 618    }
 619
 620    for (i = 0; i < inst->Instruction.NumSrcRegs; i++) {
 621       const struct tgsi_full_src_register *src = &inst->Src[i];
 622
 623       if (!first_reg)
 624          CHR( ',' );
 625       CHR( ' ' );
 626
 627       if (src->Register.Negate)
 628          CHR( '-' );
 629       if (src->Register.Absolute)
 630          CHR( '|' );
 631
 632       _dump_register_src(ctx, src);
 633
 634       if (src->Register.SwizzleX != TGSI_SWIZZLE_X ||
 635           src->Register.SwizzleY != TGSI_SWIZZLE_Y ||
 636           src->Register.SwizzleZ != TGSI_SWIZZLE_Z ||
 637           src->Register.SwizzleW != TGSI_SWIZZLE_W) {
 638          CHR( '.' );
 639          ENM( src->Register.SwizzleX, tgsi_swizzle_names );
 640          ENM( src->Register.SwizzleY, tgsi_swizzle_names );
 641          ENM( src->Register.SwizzleZ, tgsi_swizzle_names );
 642          ENM( src->Register.SwizzleW, tgsi_swizzle_names );
 643       }
 644
 645       if (src->Register.Absolute)
 646          CHR( '|' );
 647
 648       first_reg = FALSE;
 649    }
 650
 651    if (inst->Instruction.Texture) {
 652       if (!(inst->Instruction.Opcode >= TGSI_OPCODE_SAMPLE &&
 653             inst->Instruction.Opcode <= TGSI_OPCODE_GATHER4)) {
 654          TXT( ", " );
 655          ENM( inst->Texture.Texture, tgsi_texture_names );
 656       }
 657       for (i = 0; i < inst->Texture.NumOffsets; i++) {
 658          TXT( ", " );
 659          TXT(tgsi_file_name(inst->TexOffsets[i].File));
 660          CHR( '[' );
 661          SID( inst->TexOffsets[i].Index );
 662          CHR( ']' );
 663          CHR( '.' );
 664          ENM( inst->TexOffsets[i].SwizzleX, tgsi_swizzle_names);
 665          ENM( inst->TexOffsets[i].SwizzleY, tgsi_swizzle_names);
 666          ENM( inst->TexOffsets[i].SwizzleZ, tgsi_swizzle_names);
 667       }
 668    }
 669
 670    if (inst->Instruction.Memory) {
 671       uint32_t qualifier = inst->Memory.Qualifier;
 672       while (qualifier) {
 673          int bit = ffs(qualifier) - 1;
 674          qualifier &= ~(1U << bit);
 675          TXT(", ");
 676          ENM(bit, tgsi_memory_names);
 677       }
 678       if (inst->Memory.Texture) {
 679          TXT( ", " );
 680          ENM( inst->Memory.Texture, tgsi_texture_names );
 681       }
 682       if (inst->Memory.Format) {
 683          TXT( ", " );
 684          TXT( util_format_name(inst->Memory.Format) );
 685       }
 686    }
 687
 688    if (inst->Instruction.Label) {
 689       switch (inst->Instruction.Opcode) {
 690       case TGSI_OPCODE_IF:
 691       case TGSI_OPCODE_UIF:
 692       case TGSI_OPCODE_ELSE:
 693       case TGSI_OPCODE_BGNLOOP:
 694       case TGSI_OPCODE_ENDLOOP:
 695       case TGSI_OPCODE_CAL:
 696       case TGSI_OPCODE_BGNSUB:
 697          TXT( " :" );
 698          UID( inst->Label.Label );
 699          break;
 700       }
 701    }
 702
 703    /* update indentation */
 704    if (inst->Instruction.Opcode == TGSI_OPCODE_IF ||
 705        inst->Instruction.Opcode == TGSI_OPCODE_UIF ||
 706        inst->Instruction.Opcode == TGSI_OPCODE_ELSE ||
 707        inst->Instruction.Opcode == TGSI_OPCODE_BGNLOOP) {
 708       ctx->indentation += indent_spaces;
 709    }
 710
 711    EOL();
 712
 713    return TRUE;
 714 }
 715
 716 void
 717 tgsi_dump_instruction(
 718    const struct tgsi_full_instruction *inst,
 719    uint instno )
 720 {
 721    struct dump_ctx ctx;
 722    memset(&ctx, 0, sizeof(ctx));
 723
 724    ctx.instno = instno;
 725    ctx.immno = instno;
 726    ctx.indent = 0;
 727    ctx.dump_printf = dump_ctx_printf;
 728    ctx.indentation = 0;
 729    ctx.file = NULL;
 730
 731    iter_instruction( &ctx.iter, (struct tgsi_full_instruction *)inst );
 732 }
 733
 734 static boolean
 735 prolog(
 736    struct tgsi_iterate_context *iter )
 737 {
 738    struct dump_ctx *ctx = (struct dump_ctx *) iter;
 739    ENM( iter->processor.Processor, tgsi_processor_type_names );
 740    EOL();
 741    return TRUE;
 742 }
 743
 744 static void
 745 init_dump_ctx(struct dump_ctx *ctx, uint flags)
 746 {
 747    memset(ctx, 0, sizeof(*ctx));
 748
 749    ctx->iter.prolog = prolog;
 750    ctx->iter.iterate_instruction = iter_instruction;
 751    ctx->iter.iterate_declaration = iter_declaration;
 752    ctx->iter.iterate_immediate = iter_immediate;
 753    ctx->iter.iterate_property = iter_property;
 754
 755    if (flags & TGSI_DUMP_FLOAT_AS_HEX)
 756       ctx->dump_float_as_hex = TRUE;
 757 }
 758
 759 void
 760 tgsi_dump_to_file(const struct tgsi_token *tokens, uint flags, FILE *file)
 761 {
 762    struct dump_ctx ctx;
 763    memset(&ctx, 0, sizeof(ctx));
 764
 765    init_dump_ctx(&ctx, flags);
 766
 767    ctx.dump_printf = dump_ctx_printf;
 768    ctx.file = file;
 769
 770    tgsi_iterate_shader( tokens, &ctx.iter );
 771 }
 772
 773 void
 774 tgsi_dump(const struct tgsi_token *tokens, uint flags)
 775 {
 776    tgsi_dump_to_file(tokens, flags, NULL);
 777 }
 778
 779 struct str_dump_ctx
 780 {
 781    struct dump_ctx base;
 782    char *str;
 783    char *ptr;
 784    int left;
 785    bool nospace;
 786 };
 787
 788 static void
 789 str_dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...)
 790 {
 791    struct str_dump_ctx *sctx = (struct str_dump_ctx *)ctx;
 792
 793    if (!sctx->nospace) {
 794       int written;
 795       va_list ap;
 796       va_start(ap, format);
 797       written = util_vsnprintf(sctx->ptr, sctx->left, format, ap);
 798       va_end(ap);
 799
 800       /* Some complicated logic needed to handle the return value of
 801        * vsnprintf:
 802        */
 803       if (written > 0) {
 804          if (written >= sctx->left) {
 805             sctx->nospace = true;
 806             written = sctx->left;
 807          }
 808          sctx->ptr += written;
 809          sctx->left -= written;
 810       }
 811    }
 812 }
 813
 814 bool
 815 tgsi_dump_str(
 816    const struct tgsi_token *tokens,
 817    uint flags,
 818    char *str,
 819    size_t size)
 820 {
 821    struct str_dump_ctx ctx;
 822    memset(&ctx, 0, sizeof(ctx));
 823
 824    init_dump_ctx(&ctx.base, flags);
 825
 826    ctx.base.dump_printf = &str_dump_ctx_printf;
 827
 828    ctx.str = str;
 829    ctx.str[0] = 0;
 830    ctx.ptr = str;
 831    ctx.left = (int)size;
 832    ctx.nospace = false;
 833
 834    tgsi_iterate_shader( tokens, &ctx.base.iter );
 835
 836    return !ctx.nospace;
 837 }
 838
 839 void
 840 tgsi_dump_instruction_str(
 841    const struct tgsi_full_instruction *inst,
 842    uint instno,
 843    char *str,
 844    size_t size)
 845 {
 846    struct str_dump_ctx ctx;
 847    memset(&ctx, 0, sizeof(ctx));
 848
 849    ctx.base.instno = instno;
 850    ctx.base.immno = instno;
 851    ctx.base.indent = 0;
 852    ctx.base.dump_printf = &str_dump_ctx_printf;
 853    ctx.base.indentation = 0;
 854    ctx.base.file = NULL;
 855
 856    ctx.str = str;
 857    ctx.str[0] = 0;
 858    ctx.ptr = str;
 859    ctx.left = (int)size;
 860    ctx.nospace = false;
 861
 862    iter_instruction( &ctx.base.iter, (struct tgsi_full_instruction *)inst );
 863 }