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
 365    if (decl->Declaration.File == TGSI_FILE_IMAGE) {
 366       TXT(", ");
 367       ENM(decl->Image.Resource, tgsi_texture_names);
 368       TXT(", ");
 369       TXT(util_format_name(decl->Image.Format));
 370       if (decl->Image.Writable)
 371          TXT(", WR");
 372       if (decl->Image.Raw)
 373          TXT(", RAW");
 374    }
 375
 376    if (decl->Declaration.File == TGSI_FILE_BUFFER) {
 377       if (decl->Declaration.Atomic)
 378          TXT(", ATOMIC");
 379    }
 380
 381    if (decl->Declaration.File == TGSI_FILE_MEMORY) {
 382       switch (decl->Declaration.MemType) {
 383       /* Note: ,GLOBAL is optional / the default */
 384       case TGSI_MEMORY_TYPE_GLOBAL:  TXT(", GLOBAL");  break;
 385       case TGSI_MEMORY_TYPE_SHARED:  TXT(", SHARED");  break;
 386       case TGSI_MEMORY_TYPE_PRIVATE: TXT(", PRIVATE"); break;
 387       case TGSI_MEMORY_TYPE_INPUT:   TXT(", INPUT");   break;
 388       }
 389    }
 390
 391    if (decl->Declaration.File == TGSI_FILE_SAMPLER_VIEW) {
 392       TXT(", ");
 393       ENM(decl->SamplerView.Resource, tgsi_texture_names);
 394       TXT(", ");
 395       if ((decl->SamplerView.ReturnTypeX == decl->SamplerView.ReturnTypeY) &&
 396           (decl->SamplerView.ReturnTypeX == decl->SamplerView.ReturnTypeZ) &&
 397           (decl->SamplerView.ReturnTypeX == decl->SamplerView.ReturnTypeW)) {
 398          ENM(decl->SamplerView.ReturnTypeX, tgsi_return_type_names);
 399       } else {
 400          ENM(decl->SamplerView.ReturnTypeX, tgsi_return_type_names);
 401          TXT(", ");
 402          ENM(decl->SamplerView.ReturnTypeY, tgsi_return_type_names);
 403          TXT(", ");
 404          ENM(decl->SamplerView.ReturnTypeZ, tgsi_return_type_names);
 405          TXT(", ");
 406          ENM(decl->SamplerView.ReturnTypeW, tgsi_return_type_names);
 407       }
 408    }
 409
 410    if (decl->Declaration.Interpolate) {
 411       if (iter->processor.Processor == PIPE_SHADER_FRAGMENT &&
 412           decl->Declaration.File == TGSI_FILE_INPUT)
 413       {
 414          TXT( ", " );
 415          ENM( decl->Interp.Interpolate, tgsi_interpolate_names );
 416       }
 417
 418       if (decl->Interp.Location != TGSI_INTERPOLATE_LOC_CENTER) {
 419          TXT( ", " );
 420          ENM( decl->Interp.Location, tgsi_interpolate_locations );
 421       }
 422
 423       if (decl->Interp.CylindricalWrap) {
 424          TXT(", CYLWRAP_");
 425          if (decl->Interp.CylindricalWrap & TGSI_CYLINDRICAL_WRAP_X) {
 426             CHR('X');
 427          }
 428          if (decl->Interp.CylindricalWrap & TGSI_CYLINDRICAL_WRAP_Y) {
 429             CHR('Y');
 430          }
 431          if (decl->Interp.CylindricalWrap & TGSI_CYLINDRICAL_WRAP_Z) {
 432             CHR('Z');
 433          }
 434          if (decl->Interp.CylindricalWrap & TGSI_CYLINDRICAL_WRAP_W) {
 435             CHR('W');
 436          }
 437       }
 438    }
 439
 440    if (decl->Declaration.Invariant) {
 441       TXT( ", INVARIANT" );
 442    }
 443
 444    EOL();
 445
 446    return TRUE;
 447 }
 448
 449 void
 450 tgsi_dump_declaration(
 451    const struct tgsi_full_declaration *decl )
 452 {
 453    struct dump_ctx ctx;
 454    memset(&ctx, 0, sizeof(ctx));
 455
 456    ctx.dump_printf = dump_ctx_printf;
 457
 458    iter_declaration( &ctx.iter, (struct tgsi_full_declaration *)decl );
 459 }
 460
 461 static boolean
 462 iter_property(
 463    struct tgsi_iterate_context *iter,
 464    struct tgsi_full_property *prop )
 465 {
 466    unsigned i;
 467    struct dump_ctx *ctx = (struct dump_ctx *)iter;
 468
 469    TXT( "PROPERTY " );
 470    ENM(prop->Property.PropertyName, tgsi_property_names);
 471
 472    if (prop->Property.NrTokens > 1)
 473       TXT(" ");
 474
 475    for (i = 0; i < prop->Property.NrTokens - 1; ++i) {
 476       switch (prop->Property.PropertyName) {
 477       case TGSI_PROPERTY_GS_INPUT_PRIM:
 478       case TGSI_PROPERTY_GS_OUTPUT_PRIM:
 479          ENM(prop->u[i].Data, tgsi_primitive_names);
 480          break;
 481       case TGSI_PROPERTY_FS_COORD_ORIGIN:
 482          ENM(prop->u[i].Data, tgsi_fs_coord_origin_names);
 483          break;
 484       case TGSI_PROPERTY_FS_COORD_PIXEL_CENTER:
 485          ENM(prop->u[i].Data, tgsi_fs_coord_pixel_center_names);
 486          break;
 487       case TGSI_PROPERTY_NEXT_SHADER:
 488          ENM(prop->u[i].Data, tgsi_processor_type_names);
 489          break;
 490       default:
 491          SID( prop->u[i].Data );
 492          break;
 493       }
 494       if (i < prop->Property.NrTokens - 2)
 495          TXT( ", " );
 496    }
 497    EOL();
 498
 499    return TRUE;
 500 }
 501
 502 void tgsi_dump_property(
 503    const struct tgsi_full_property *prop )
 504 {
 505    struct dump_ctx ctx;
 506    memset(&ctx, 0, sizeof(ctx));
 507
 508    ctx.dump_printf = dump_ctx_printf;
 509
 510    iter_property( &ctx.iter, (struct tgsi_full_property *)prop );
 511 }
 512
 513 static boolean
 514 iter_immediate(
 515    struct tgsi_iterate_context *iter,
 516    struct tgsi_full_immediate *imm )
 517 {
 518    struct dump_ctx *ctx = (struct dump_ctx *) iter;
 519
 520    TXT( "IMM[" );
 521    SID( ctx->immno++ );
 522    TXT( "] " );
 523    ENM( imm->Immediate.DataType, tgsi_immediate_type_names );
 524
 525    dump_imm_data(iter, imm->u, imm->Immediate.NrTokens - 1,
 526                  imm->Immediate.DataType);
 527
 528    EOL();
 529
 530    return TRUE;
 531 }
 532
 533 void
 534 tgsi_dump_immediate(
 535    const struct tgsi_full_immediate *imm )
 536 {
 537    struct dump_ctx ctx;
 538    memset(&ctx, 0, sizeof(ctx));
 539
 540    ctx.dump_printf = dump_ctx_printf;
 541
 542    iter_immediate( &ctx.iter, (struct tgsi_full_immediate *)imm );
 543 }
 544
 545 static boolean
 546 iter_instruction(
 547    struct tgsi_iterate_context *iter,
 548    struct tgsi_full_instruction *inst )
 549 {
 550    struct dump_ctx *ctx = (struct dump_ctx *) iter;
 551    uint instno = ctx->instno++;
 552    const struct tgsi_opcode_info *info = tgsi_get_opcode_info( inst->Instruction.Opcode );
 553    uint i;
 554    boolean first_reg = TRUE;
 555
 556    INSTID( instno );
 557    TXT( ": " );
 558
 559    ctx->indent -= info->pre_dedent;
 560    for(i = 0; (int)i < ctx->indent; ++i)
 561       TXT( "  " );
 562    ctx->indent += info->post_indent;
 563
 564    if (inst->Instruction.Predicate) {
 565       CHR( '(' );
 566
 567       if (inst->Predicate.Negate)
 568          CHR( '!' );
 569
 570       TXT( "PRED[" );
 571       SID( inst->Predicate.Index );
 572       CHR( ']' );
 573
 574       if (inst->Predicate.SwizzleX != TGSI_SWIZZLE_X ||
 575           inst->Predicate.SwizzleY != TGSI_SWIZZLE_Y ||
 576           inst->Predicate.SwizzleZ != TGSI_SWIZZLE_Z ||
 577           inst->Predicate.SwizzleW != TGSI_SWIZZLE_W) {
 578          CHR( '.' );
 579          ENM( inst->Predicate.SwizzleX, tgsi_swizzle_names );
 580          ENM( inst->Predicate.SwizzleY, tgsi_swizzle_names );
 581          ENM( inst->Predicate.SwizzleZ, tgsi_swizzle_names );
 582          ENM( inst->Predicate.SwizzleW, tgsi_swizzle_names );
 583       }
 584
 585       TXT( ") " );
 586    }
 587
 588    TXT( info->mnemonic );
 589
 590    if (inst->Instruction.Saturate) {
 591       TXT( "_SAT" );
 592    }
 593
 594    for (i = 0; i < inst->Instruction.NumDstRegs; i++) {
 595       const struct tgsi_full_dst_register *dst = &inst->Dst[i];
 596
 597       if (!first_reg)
 598          CHR( ',' );
 599       CHR( ' ' );
 600
 601       _dump_register_dst( ctx, dst );
 602       _dump_writemask( ctx, dst->Register.WriteMask );
 603
 604       first_reg = FALSE;
 605    }
 606
 607    for (i = 0; i < inst->Instruction.NumSrcRegs; i++) {
 608       const struct tgsi_full_src_register *src = &inst->Src[i];
 609
 610       if (!first_reg)
 611          CHR( ',' );
 612       CHR( ' ' );
 613
 614       if (src->Register.Negate)
 615          CHR( '-' );
 616       if (src->Register.Absolute)
 617          CHR( '|' );
 618
 619       _dump_register_src(ctx, src);
 620
 621       if (src->Register.SwizzleX != TGSI_SWIZZLE_X ||
 622           src->Register.SwizzleY != TGSI_SWIZZLE_Y ||
 623           src->Register.SwizzleZ != TGSI_SWIZZLE_Z ||
 624           src->Register.SwizzleW != TGSI_SWIZZLE_W) {
 625          CHR( '.' );
 626          ENM( src->Register.SwizzleX, tgsi_swizzle_names );
 627          ENM( src->Register.SwizzleY, tgsi_swizzle_names );
 628          ENM( src->Register.SwizzleZ, tgsi_swizzle_names );
 629          ENM( src->Register.SwizzleW, tgsi_swizzle_names );
 630       }
 631
 632       if (src->Register.Absolute)
 633          CHR( '|' );
 634
 635       first_reg = FALSE;
 636    }
 637
 638    if (inst->Instruction.Texture) {
 639       if (!(inst->Instruction.Opcode >= TGSI_OPCODE_SAMPLE &&
 640             inst->Instruction.Opcode <= TGSI_OPCODE_GATHER4)) {
 641          TXT( ", " );
 642          ENM( inst->Texture.Texture, tgsi_texture_names );
 643       }
 644       for (i = 0; i < inst->Texture.NumOffsets; i++) {
 645          TXT( ", " );
 646          TXT(tgsi_file_name(inst->TexOffsets[i].File));
 647          CHR( '[' );
 648          SID( inst->TexOffsets[i].Index );
 649          CHR( ']' );
 650          CHR( '.' );
 651          ENM( inst->TexOffsets[i].SwizzleX, tgsi_swizzle_names);
 652          ENM( inst->TexOffsets[i].SwizzleY, tgsi_swizzle_names);
 653          ENM( inst->TexOffsets[i].SwizzleZ, tgsi_swizzle_names);
 654       }
 655    }
 656
 657    if (inst->Instruction.Memory) {
 658       uint32_t qualifier = inst->Memory.Qualifier;
 659       while (qualifier) {
 660          int bit = ffs(qualifier) - 1;
 661          qualifier &= ~(1U << bit);
 662          TXT(", ");
 663          ENM(bit, tgsi_memory_names);
 664       }
 665       if (inst->Memory.Texture) {
 666          TXT( ", " );
 667          ENM( inst->Memory.Texture, tgsi_texture_names );
 668       }
 669       if (inst->Memory.Format) {
 670          TXT( ", " );
 671          TXT( util_format_name(inst->Memory.Format) );
 672       }
 673    }
 674
 675    switch (inst->Instruction.Opcode) {
 676    case TGSI_OPCODE_IF:
 677    case TGSI_OPCODE_UIF:
 678    case TGSI_OPCODE_ELSE:
 679    case TGSI_OPCODE_BGNLOOP:
 680    case TGSI_OPCODE_ENDLOOP:
 681    case TGSI_OPCODE_CAL:
 682    case TGSI_OPCODE_BGNSUB:
 683       TXT( " :" );
 684       UID( inst->Label.Label );
 685       break;
 686    }
 687
 688    /* update indentation */
 689    if (inst->Instruction.Opcode == TGSI_OPCODE_IF ||
 690        inst->Instruction.Opcode == TGSI_OPCODE_UIF ||
 691        inst->Instruction.Opcode == TGSI_OPCODE_ELSE ||
 692        inst->Instruction.Opcode == TGSI_OPCODE_BGNLOOP) {
 693       ctx->indentation += indent_spaces;
 694    }
 695
 696    EOL();
 697
 698    return TRUE;
 699 }
 700
 701 void
 702 tgsi_dump_instruction(
 703    const struct tgsi_full_instruction *inst,
 704    uint instno )
 705 {
 706    struct dump_ctx ctx;
 707    memset(&ctx, 0, sizeof(ctx));
 708
 709    ctx.instno = instno;
 710    ctx.immno = instno;
 711    ctx.indent = 0;
 712    ctx.dump_printf = dump_ctx_printf;
 713    ctx.indentation = 0;
 714    ctx.file = NULL;
 715
 716    iter_instruction( &ctx.iter, (struct tgsi_full_instruction *)inst );
 717 }
 718
 719 static boolean
 720 prolog(
 721    struct tgsi_iterate_context *iter )
 722 {
 723    struct dump_ctx *ctx = (struct dump_ctx *) iter;
 724    ENM( iter->processor.Processor, tgsi_processor_type_names );
 725    EOL();
 726    return TRUE;
 727 }
 728
 729 static void
 730 init_dump_ctx(struct dump_ctx *ctx, uint flags)
 731 {
 732    memset(ctx, 0, sizeof(*ctx));
 733
 734    ctx->iter.prolog = prolog;
 735    ctx->iter.iterate_instruction = iter_instruction;
 736    ctx->iter.iterate_declaration = iter_declaration;
 737    ctx->iter.iterate_immediate = iter_immediate;
 738    ctx->iter.iterate_property = iter_property;
 739
 740    if (flags & TGSI_DUMP_FLOAT_AS_HEX)
 741       ctx->dump_float_as_hex = TRUE;
 742 }
 743
 744 void
 745 tgsi_dump_to_file(const struct tgsi_token *tokens, uint flags, FILE *file)
 746 {
 747    struct dump_ctx ctx;
 748    memset(&ctx, 0, sizeof(ctx));
 749
 750    init_dump_ctx(&ctx, flags);
 751
 752    ctx.dump_printf = dump_ctx_printf;
 753    ctx.file = file;
 754
 755    tgsi_iterate_shader( tokens, &ctx.iter );
 756 }
 757
 758 void
 759 tgsi_dump(const struct tgsi_token *tokens, uint flags)
 760 {
 761    tgsi_dump_to_file(tokens, flags, NULL);
 762 }
 763
 764 struct str_dump_ctx
 765 {
 766    struct dump_ctx base;
 767    char *str;
 768    char *ptr;
 769    int left;
 770    bool nospace;
 771 };
 772
 773 static void
 774 str_dump_ctx_printf(struct dump_ctx *ctx, const char *format, ...)
 775 {
 776    struct str_dump_ctx *sctx = (struct str_dump_ctx *)ctx;
 777
 778    if (!sctx->nospace) {
 779       int written;
 780       va_list ap;
 781       va_start(ap, format);
 782       written = util_vsnprintf(sctx->ptr, sctx->left, format, ap);
 783       va_end(ap);
 784
 785       /* Some complicated logic needed to handle the return value of
 786        * vsnprintf:
 787        */
 788       if (written > 0) {
 789          if (written >= sctx->left) {
 790             sctx->nospace = true;
 791             written = sctx->left;
 792          }
 793          sctx->ptr += written;
 794          sctx->left -= written;
 795       }
 796    }
 797 }
 798
 799 bool
 800 tgsi_dump_str(
 801    const struct tgsi_token *tokens,
 802    uint flags,
 803    char *str,
 804    size_t size)
 805 {
 806    struct str_dump_ctx ctx;
 807    memset(&ctx, 0, sizeof(ctx));
 808
 809    init_dump_ctx(&ctx.base, flags);
 810
 811    ctx.base.dump_printf = &str_dump_ctx_printf;
 812
 813    ctx.str = str;
 814    ctx.str[0] = 0;
 815    ctx.ptr = str;
 816    ctx.left = (int)size;
 817    ctx.nospace = false;
 818
 819    tgsi_iterate_shader( tokens, &ctx.base.iter );
 820
 821    return !ctx.nospace;
 822 }
 823
 824 void
 825 tgsi_dump_instruction_str(
 826    const struct tgsi_full_instruction *inst,
 827    uint instno,
 828    char *str,
 829    size_t size)
 830 {
 831    struct str_dump_ctx ctx;
 832    memset(&ctx, 0, sizeof(ctx));
 833
 834    ctx.base.instno = instno;
 835    ctx.base.immno = instno;
 836    ctx.base.indent = 0;
 837    ctx.base.dump_printf = &str_dump_ctx_printf;
 838    ctx.base.indentation = 0;
 839    ctx.base.file = NULL;
 840
 841    ctx.str = str;
 842    ctx.str[0] = 0;
 843    ctx.ptr = str;
 844    ctx.left = (int)size;
 845    ctx.nospace = false;
 846
 847    iter_instruction( &ctx.base.iter, (struct tgsi_full_instruction *)inst );
 848 }