src/mesa/drivers/dri/i965/brw_disasm.c

   1 /*
   2  * Copyright © 2008 Keith Packard
   3  *
   4  * Permission to use, copy, modify, distribute, and sell this software and its
   5  * documentation for any purpose is hereby granted without fee, provided that
   6  * the above copyright notice appear in all copies and that both that copyright
   7  * notice and this permission notice appear in supporting documentation, and
   8  * that the name of the copyright holders not be used in advertising or
   9  * publicity pertaining to distribution of the software without specific,
  10  * written prior permission.  The copyright holders make no representations
  11  * about the suitability of this software for any purpose.  It is provided "as
  12  * is" without express or implied warranty.
  13  *
  14  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  15  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  16  * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  17  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
  18  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
  19  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
  20  * OF THIS SOFTWARE.
  21  */
  22
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include <getopt.h>
  27 #include <unistd.h>
  28 #include <stdarg.h>
  29
  30 #include "main/mtypes.h"
  31
  32 #include "brw_context.h"
  33 #include "brw_defines.h"
  34
  35 const struct opcode_desc opcode_descs[128] = {
  36     [BRW_OPCODE_MOV] = { .name = "mov", .nsrc = 1, .ndst = 1 },
  37     [BRW_OPCODE_FRC] = { .name = "frc", .nsrc = 1, .ndst = 1 },
  38     [BRW_OPCODE_RNDU] = { .name = "rndu", .nsrc = 1, .ndst = 1 },
  39     [BRW_OPCODE_RNDD] = { .name = "rndd", .nsrc = 1, .ndst = 1 },
  40     [BRW_OPCODE_RNDE] = { .name = "rnde", .nsrc = 1, .ndst = 1 },
  41     [BRW_OPCODE_RNDZ] = { .name = "rndz", .nsrc = 1, .ndst = 1 },
  42     [BRW_OPCODE_NOT] = { .name = "not", .nsrc = 1, .ndst = 1 },
  43     [BRW_OPCODE_LZD] = { .name = "lzd", .nsrc = 1, .ndst = 1 },
  44
  45     [BRW_OPCODE_MUL] = { .name = "mul", .nsrc = 2, .ndst = 1 },
  46     [BRW_OPCODE_MAC] = { .name = "mac", .nsrc = 2, .ndst = 1 },
  47     [BRW_OPCODE_MACH] = { .name = "mach", .nsrc = 2, .ndst = 1 },
  48     [BRW_OPCODE_LINE] = { .name = "line", .nsrc = 2, .ndst = 1 },
  49     [BRW_OPCODE_PLN] = { .name = "pln", .nsrc = 2, .ndst = 1 },
  50     [BRW_OPCODE_MAD] = { .name = "mad", .nsrc = 3, .ndst = 1 },
  51     [BRW_OPCODE_SAD2] = { .name = "sad2", .nsrc = 2, .ndst = 1 },
  52     [BRW_OPCODE_SADA2] = { .name = "sada2", .nsrc = 2, .ndst = 1 },
  53     [BRW_OPCODE_DP4] = { .name = "dp4", .nsrc = 2, .ndst = 1 },
  54     [BRW_OPCODE_DPH] = { .name = "dph", .nsrc = 2, .ndst = 1 },
  55     [BRW_OPCODE_DP3] = { .name = "dp3", .nsrc = 2, .ndst = 1 },
  56     [BRW_OPCODE_DP2] = { .name = "dp2", .nsrc = 2, .ndst = 1 },
  57     [BRW_OPCODE_MATH] = { .name = "math", .nsrc = 2, .ndst = 1 },
  58
  59     [BRW_OPCODE_AVG] = { .name = "avg", .nsrc = 2, .ndst = 1 },
  60     [BRW_OPCODE_ADD] = { .name = "add", .nsrc = 2, .ndst = 1 },
  61     [BRW_OPCODE_SEL] = { .name = "sel", .nsrc = 2, .ndst = 1 },
  62     [BRW_OPCODE_AND] = { .name = "and", .nsrc = 2, .ndst = 1 },
  63     [BRW_OPCODE_OR] = { .name = "or", .nsrc = 2, .ndst = 1 },
  64     [BRW_OPCODE_XOR] = { .name = "xor", .nsrc = 2, .ndst = 1 },
  65     [BRW_OPCODE_SHR] = { .name = "shr", .nsrc = 2, .ndst = 1 },
  66     [BRW_OPCODE_SHL] = { .name = "shl", .nsrc = 2, .ndst = 1 },
  67     [BRW_OPCODE_ASR] = { .name = "asr", .nsrc = 2, .ndst = 1 },
  68     [BRW_OPCODE_CMP] = { .name = "cmp", .nsrc = 2, .ndst = 1 },
  69     [BRW_OPCODE_CMPN] = { .name = "cmpn", .nsrc = 2, .ndst = 1 },
  70
  71     [BRW_OPCODE_SEND] = { .name = "send", .nsrc = 1, .ndst = 1 },
  72     [BRW_OPCODE_SENDC] = { .name = "sendc", .nsrc = 1, .ndst = 1 },
  73     [BRW_OPCODE_NOP] = { .name = "nop", .nsrc = 0, .ndst = 0 },
  74     [BRW_OPCODE_JMPI] = { .name = "jmpi", .nsrc = 0, .ndst = 0 },
  75     [BRW_OPCODE_IF] = { .name = "if", .nsrc = 2, .ndst = 0 },
  76     [BRW_OPCODE_IFF] = { .name = "iff", .nsrc = 2, .ndst = 1 },
  77     [BRW_OPCODE_WHILE] = { .name = "while", .nsrc = 2, .ndst = 0 },
  78     [BRW_OPCODE_ELSE] = { .name = "else", .nsrc = 2, .ndst = 0 },
  79     [BRW_OPCODE_BREAK] = { .name = "break", .nsrc = 2, .ndst = 0 },
  80     [BRW_OPCODE_CONTINUE] = { .name = "cont", .nsrc = 1, .ndst = 0 },
  81     [BRW_OPCODE_HALT] = { .name = "halt", .nsrc = 1, .ndst = 0 },
  82     [BRW_OPCODE_MSAVE] = { .name = "msave", .nsrc = 1, .ndst = 1 },
  83     [BRW_OPCODE_PUSH] = { .name = "push", .nsrc = 1, .ndst = 1 },
  84     [BRW_OPCODE_MRESTORE] = { .name = "mrest", .nsrc = 1, .ndst = 1 },
  85     [BRW_OPCODE_POP] = { .name = "pop", .nsrc = 2, .ndst = 0 },
  86     [BRW_OPCODE_WAIT] = { .name = "wait", .nsrc = 1, .ndst = 0 },
  87     [BRW_OPCODE_DO] = { .name = "do", .nsrc = 0, .ndst = 0 },
  88     [BRW_OPCODE_ENDIF] = { .name = "endif", .nsrc = 2, .ndst = 0 },
  89 };
  90 static const struct opcode_desc *opcode = opcode_descs;
  91
  92 static const char * const conditional_modifier[16] = {
  93     [BRW_CONDITIONAL_NONE] = "",
  94     [BRW_CONDITIONAL_Z] = ".e",
  95     [BRW_CONDITIONAL_NZ] = ".ne",
  96     [BRW_CONDITIONAL_G] = ".g",
  97     [BRW_CONDITIONAL_GE] = ".ge",
  98     [BRW_CONDITIONAL_L] = ".l",
  99     [BRW_CONDITIONAL_LE] = ".le",
 100     [BRW_CONDITIONAL_R] = ".r",
 101     [BRW_CONDITIONAL_O] = ".o",
 102     [BRW_CONDITIONAL_U] = ".u",
 103 };
 104
 105 static const char * const negate[2] = {
 106     [0] = "",
 107     [1] = "-",
 108 };
 109
 110 static const char * const _abs[2] = {
 111     [0] = "",
 112     [1] = "(abs)",
 113 };
 114
 115 static const char * const vert_stride[16] = {
 116     [0] = "0",
 117     [1] = "1",
 118     [2] = "2",
 119     [3] = "4",
 120     [4] = "8",
 121     [5] = "16",
 122     [6] = "32",
 123     [15] = "VxH",
 124 };
 125
 126 static const char * const width[8] = {
 127     [0] = "1",
 128     [1] = "2",
 129     [2] = "4",
 130     [3] = "8",
 131     [4] = "16",
 132 };
 133
 134 static const char * const horiz_stride[4] = {
 135     [0] = "0",
 136     [1] = "1",
 137     [2] = "2",
 138     [3] = "4"
 139 };
 140
 141 static const char * const chan_sel[4] = {
 142     [0] = "x",
 143     [1] = "y",
 144     [2] = "z",
 145     [3] = "w",
 146 };
 147
 148 static const char * const debug_ctrl[2] = {
 149     [0] = "",
 150     [1] = ".breakpoint"
 151 };
 152
 153 static const char * const saturate[2] = {
 154     [0] = "",
 155     [1] = ".sat"
 156 };
 157
 158 static const char * const accwr[2] = {
 159     [0] = "",
 160     [1] = "AccWrEnable"
 161 };
 162
 163 static const char * const wectrl[2] = {
 164     [0] = "WE_normal",
 165     [1] = "WE_all"
 166 };
 167
 168 static const char * const exec_size[8] = {
 169     [0] = "1",
 170     [1] = "2",
 171     [2] = "4",
 172     [3] = "8",
 173     [4] = "16",
 174     [5] = "32"
 175 };
 176
 177 static const char * const pred_inv[2] = {
 178     [0] = "+",
 179     [1] = "-"
 180 };
 181
 182 static const char * const pred_ctrl_align16[16] = {
 183     [1] = "",
 184     [2] = ".x",
 185     [3] = ".y",
 186     [4] = ".z",
 187     [5] = ".w",
 188     [6] = ".any4h",
 189     [7] = ".all4h",
 190 };
 191
 192 static const char * const pred_ctrl_align1[16] = {
 193     [1] = "",
 194     [2] = ".anyv",
 195     [3] = ".allv",
 196     [4] = ".any2h",
 197     [5] = ".all2h",
 198     [6] = ".any4h",
 199     [7] = ".all4h",
 200     [8] = ".any8h",
 201     [9] = ".all8h",
 202     [10] = ".any16h",
 203     [11] = ".all16h",
 204 };
 205
 206 static const char * const thread_ctrl[4] = {
 207     [0] = "",
 208     [2] = "switch"
 209 };
 210
 211 static const char * const compr_ctrl[4] = {
 212     [0] = "",
 213     [1] = "sechalf",
 214     [2] = "compr",
 215     [3] = "compr4",
 216 };
 217
 218 static const char * const dep_ctrl[4] = {
 219     [0] = "",
 220     [1] = "NoDDClr",
 221     [2] = "NoDDChk",
 222     [3] = "NoDDClr,NoDDChk",
 223 };
 224
 225 static const char * const mask_ctrl[4] = {
 226     [0] = "",
 227     [1] = "nomask",
 228 };
 229
 230 static const char * const access_mode[2] = {
 231     [0] = "align1",
 232     [1] = "align16",
 233 };
 234
 235 static const char * const reg_encoding[8] = {
 236     [0] = "UD",
 237     [1] = "D",
 238     [2] = "UW",
 239     [3] = "W",
 240     [4] = "UB",
 241     [5] = "B",
 242     [7] = "F"
 243 };
 244
 245 const int reg_type_size[8] = {
 246     [0] = 4,
 247     [1] = 4,
 248     [2] = 2,
 249     [3] = 2,
 250     [4] = 1,
 251     [5] = 1,
 252     [7] = 4
 253 };
 254
 255 static const char * const reg_file[4] = {
 256     [0] = "A",
 257     [1] = "g",
 258     [2] = "m",
 259     [3] = "imm",
 260 };
 261
 262 static const char * const writemask[16] = {
 263     [0x0] = ".",
 264     [0x1] = ".x",
 265     [0x2] = ".y",
 266     [0x3] = ".xy",
 267     [0x4] = ".z",
 268     [0x5] = ".xz",
 269     [0x6] = ".yz",
 270     [0x7] = ".xyz",
 271     [0x8] = ".w",
 272     [0x9] = ".xw",
 273     [0xa] = ".yw",
 274     [0xb] = ".xyw",
 275     [0xc] = ".zw",
 276     [0xd] = ".xzw",
 277     [0xe] = ".yzw",
 278     [0xf] = "",
 279 };
 280
 281 static const char * const end_of_thread[2] = {
 282     [0] = "",
 283     [1] = "EOT"
 284 };
 285
 286 static const char * const target_function[16] = {
 287     [BRW_SFID_NULL] = "null",
 288     [BRW_SFID_MATH] = "math",
 289     [BRW_SFID_SAMPLER] = "sampler",
 290     [BRW_SFID_MESSAGE_GATEWAY] = "gateway",
 291     [BRW_SFID_DATAPORT_READ] = "read",
 292     [BRW_SFID_DATAPORT_WRITE] = "write",
 293     [BRW_SFID_URB] = "urb",
 294     [BRW_SFID_THREAD_SPAWNER] = "thread_spawner"
 295 };
 296
 297 static const char * const target_function_gen6[16] = {
 298     [BRW_SFID_NULL] = "null",
 299     [BRW_SFID_MATH] = "math",
 300     [BRW_SFID_SAMPLER] = "sampler",
 301     [BRW_SFID_MESSAGE_GATEWAY] = "gateway",
 302     [BRW_SFID_URB] = "urb",
 303     [BRW_SFID_THREAD_SPAWNER] = "thread_spawner",
 304     [GEN6_SFID_DATAPORT_SAMPLER_CACHE] = "sampler",
 305     [GEN6_SFID_DATAPORT_RENDER_CACHE] = "render",
 306     [GEN6_SFID_DATAPORT_CONSTANT_CACHE] = "const",
 307     [GEN7_SFID_DATAPORT_DATA_CACHE] = "data"
 308 };
 309
 310 static const char * const dp_rc_msg_type_gen6[16] = {
 311     [BRW_DATAPORT_READ_MESSAGE_OWORD_BLOCK_READ] = "OWORD block read",
 312     [GEN6_DATAPORT_READ_MESSAGE_RENDER_UNORM_READ] = "RT UNORM read",
 313     [GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ] = "OWORD dual block read",
 314     [GEN6_DATAPORT_READ_MESSAGE_MEDIA_BLOCK_READ] = "media block read",
 315     [GEN6_DATAPORT_READ_MESSAGE_OWORD_UNALIGN_BLOCK_READ] = "OWORD unaligned block read",
 316     [GEN6_DATAPORT_READ_MESSAGE_DWORD_SCATTERED_READ] = "DWORD scattered read",
 317     [GEN6_DATAPORT_WRITE_MESSAGE_DWORD_ATOMIC_WRITE] = "DWORD atomic write",
 318     [GEN6_DATAPORT_WRITE_MESSAGE_OWORD_BLOCK_WRITE] = "OWORD block write",
 319     [GEN6_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE] = "OWORD dual block write",
 320     [GEN6_DATAPORT_WRITE_MESSAGE_MEDIA_BLOCK_WRITE] = "media block write",
 321     [GEN6_DATAPORT_WRITE_MESSAGE_DWORD_SCATTERED_WRITE] = "DWORD scattered write",
 322     [GEN6_DATAPORT_WRITE_MESSAGE_RENDER_TARGET_WRITE] = "RT write",
 323     [GEN6_DATAPORT_WRITE_MESSAGE_STREAMED_VB_WRITE] = "streamed VB write",
 324     [GEN6_DATAPORT_WRITE_MESSAGE_RENDER_TARGET_UNORM_WRITE] = "RT UNORMc write",
 325 };
 326
 327 static const char * const math_function[16] = {
 328     [BRW_MATH_FUNCTION_INV] = "inv",
 329     [BRW_MATH_FUNCTION_LOG] = "log",
 330     [BRW_MATH_FUNCTION_EXP] = "exp",
 331     [BRW_MATH_FUNCTION_SQRT] = "sqrt",
 332     [BRW_MATH_FUNCTION_RSQ] = "rsq",
 333     [BRW_MATH_FUNCTION_SIN] = "sin",
 334     [BRW_MATH_FUNCTION_COS] = "cos",
 335     [BRW_MATH_FUNCTION_SINCOS] = "sincos",
 336     [BRW_MATH_FUNCTION_TAN] = "tan",
 337     [BRW_MATH_FUNCTION_POW] = "pow",
 338     [BRW_MATH_FUNCTION_INT_DIV_QUOTIENT_AND_REMAINDER] = "intdivmod",
 339     [BRW_MATH_FUNCTION_INT_DIV_QUOTIENT] = "intdiv",
 340     [BRW_MATH_FUNCTION_INT_DIV_REMAINDER] = "intmod",
 341 };
 342
 343 static const char * const math_saturate[2] = {
 344     [0] = "",
 345     [1] = "sat"
 346 };
 347
 348 static const char * const math_signed[2] = {
 349     [0] = "",
 350     [1] = "signed"
 351 };
 352
 353 static const char * const math_scalar[2] = {
 354     [0] = "",
 355     [1] = "scalar"
 356 };
 357
 358 static const char * const math_precision[2] = {
 359     [0] = "",
 360     [1] = "partial_precision"
 361 };
 362
 363 static const char * const urb_opcode[2] = {
 364     [0] = "urb_write",
 365     [1] = "ff_sync",
 366 };
 367
 368 static const char * const urb_swizzle[4] = {
 369     [BRW_URB_SWIZZLE_NONE] = "",
 370     [BRW_URB_SWIZZLE_INTERLEAVE] = "interleave",
 371     [BRW_URB_SWIZZLE_TRANSPOSE] = "transpose",
 372 };
 373
 374 static const char * const urb_allocate[2] = {
 375     [0] = "",
 376     [1] = "allocate"
 377 };
 378
 379 static const char * const urb_used[2] = {
 380     [0] = "",
 381     [1] = "used"
 382 };
 383
 384 static const char * const urb_complete[2] = {
 385     [0] = "",
 386     [1] = "complete"
 387 };
 388
 389 static const char * const sampler_target_format[4] = {
 390     [0] = "F",
 391     [2] = "UD",
 392     [3] = "D"
 393 };
 394
 395
 396 static int column;
 397
 398 static int string (FILE *file, const char *string)
 399 {
 400     fputs (string, file);
 401     column += strlen (string);
 402     return 0;
 403 }
 404
 405 static int format (FILE *f, const char *format, ...)
 406 {
 407     char    buf[1024];
 408     va_list     args;
 409     va_start (args, format);
 410
 411     vsnprintf (buf, sizeof (buf) - 1, format, args);
 412     va_end (args);
 413     string (f, buf);
 414     return 0;
 415 }
 416
 417 static int newline (FILE *f)
 418 {
 419     putc ('\n', f);
 420     column = 0;
 421     return 0;
 422 }
 423
 424 static int pad (FILE *f, int c)
 425 {
 426     do
 427         string (f, " ");
 428     while (column < c);
 429     return 0;
 430 }
 431
 432 static int control (FILE *file, const char *name, const char * const ctrl[],
 433                     GLuint id, int *space)
 434 {
 435     if (!ctrl[id]) {
 436         fprintf (file, "*** invalid %s value %d ",
 437                  name, id);
 438         return 1;
 439     }
 440     if (ctrl[id][0])
 441     {
 442         if (space && *space)
 443             string (file, " ");
 444         string (file, ctrl[id]);
 445         if (space)
 446             *space = 1;
 447     }
 448     return 0;
 449 }
 450
 451 static int print_opcode (FILE *file, int id)
 452 {
 453     if (!opcode[id].name) {
 454         format (file, "*** invalid opcode value %d ", id);
 455         return 1;
 456     }
 457     string (file, opcode[id].name);
 458     return 0;
 459 }
 460
 461 static int reg (FILE *file, GLuint _reg_file, GLuint _reg_nr)
 462 {
 463     int err = 0;
 464
 465     /* Clear the Compr4 instruction compression bit. */
 466     if (_reg_file == BRW_MESSAGE_REGISTER_FILE)
 467        _reg_nr &= ~(1 << 7);
 468
 469     if (_reg_file == BRW_ARCHITECTURE_REGISTER_FILE) {
 470         switch (_reg_nr & 0xf0) {
 471         case BRW_ARF_NULL:
 472             string (file, "null");
 473             return -1;
 474         case BRW_ARF_ADDRESS:
 475             format (file, "a%d", _reg_nr & 0x0f);
 476             break;
 477         case BRW_ARF_ACCUMULATOR:
 478             format (file, "acc%d", _reg_nr & 0x0f);
 479             break;
 480         case BRW_ARF_FLAG:
 481             format (file, "f%d", _reg_nr & 0x0f);
 482             break;
 483         case BRW_ARF_MASK:
 484             format (file, "mask%d", _reg_nr & 0x0f);
 485             break;
 486         case BRW_ARF_MASK_STACK:
 487             format (file, "msd%d", _reg_nr & 0x0f);
 488             break;
 489         case BRW_ARF_STATE:
 490             format (file, "sr%d", _reg_nr & 0x0f);
 491             break;
 492         case BRW_ARF_CONTROL:
 493             format (file, "cr%d", _reg_nr & 0x0f);
 494             break;
 495         case BRW_ARF_NOTIFICATION_COUNT:
 496             format (file, "n%d", _reg_nr & 0x0f);
 497             break;
 498         case BRW_ARF_IP:
 499             string (file, "ip");
 500             return -1;
 501             break;
 502         default:
 503             format (file, "ARF%d", _reg_nr);
 504             break;
 505         }
 506     } else {
 507         err  |= control (file, "src reg file", reg_file, _reg_file, NULL);
 508         format (file, "%d", _reg_nr);
 509     }
 510     return err;
 511 }
 512
 513 static int dest (FILE *file, struct brw_instruction *inst)
 514 {
 515     int err = 0;
 516
 517     if (inst->header.access_mode == BRW_ALIGN_1)
 518     {
 519         if (inst->bits1.da1.dest_address_mode == BRW_ADDRESS_DIRECT)
 520         {
 521             err |= reg (file, inst->bits1.da1.dest_reg_file, inst->bits1.da1.dest_reg_nr);
 522             if (err == -1)
 523                 return 0;
 524             if (inst->bits1.da1.dest_subreg_nr)
 525                 format (file, ".%d", inst->bits1.da1.dest_subreg_nr /
 526                                      reg_type_size[inst->bits1.da1.dest_reg_type]);
 527             format (file, "<%d>", inst->bits1.da1.dest_horiz_stride);
 528             err |= control (file, "dest reg encoding", reg_encoding, inst->bits1.da1.dest_reg_type, NULL);
 529         }
 530         else
 531         {
 532             string (file, "g[a0");
 533             if (inst->bits1.ia1.dest_subreg_nr)
 534                 format (file, ".%d", inst->bits1.ia1.dest_subreg_nr /
 535                                         reg_type_size[inst->bits1.ia1.dest_reg_type]);
 536             if (inst->bits1.ia1.dest_indirect_offset)
 537                 format (file, " %d", inst->bits1.ia1.dest_indirect_offset);
 538             string (file, "]");
 539             format (file, "<%d>", inst->bits1.ia1.dest_horiz_stride);
 540             err |= control (file, "dest reg encoding", reg_encoding, inst->bits1.ia1.dest_reg_type, NULL);
 541         }
 542     }
 543     else
 544     {
 545         if (inst->bits1.da16.dest_address_mode == BRW_ADDRESS_DIRECT)
 546         {
 547             err |= reg (file, inst->bits1.da16.dest_reg_file, inst->bits1.da16.dest_reg_nr);
 548             if (err == -1)
 549                 return 0;
 550             if (inst->bits1.da16.dest_subreg_nr)
 551                 format (file, ".%d", inst->bits1.da16.dest_subreg_nr /
 552                                      reg_type_size[inst->bits1.da16.dest_reg_type]);
 553             string (file, "<1>");
 554             err |= control (file, "writemask", writemask, inst->bits1.da16.dest_writemask, NULL);
 555             err |= control (file, "dest reg encoding", reg_encoding, inst->bits1.da16.dest_reg_type, NULL);
 556         }
 557         else
 558         {
 559             err = 1;
 560             string (file, "Indirect align16 address mode not supported");
 561         }
 562     }
 563
 564     return 0;
 565 }
 566
 567 static int dest_3src (FILE *file, struct brw_instruction *inst)
 568 {
 569     int err = 0;
 570     uint32_t reg_file;
 571
 572     if (inst->bits1.da3src.dest_reg_file)
 573        reg_file = BRW_MESSAGE_REGISTER_FILE;
 574     else
 575        reg_file = BRW_GENERAL_REGISTER_FILE;
 576
 577     err |= reg (file, reg_file, inst->bits1.da3src.dest_reg_nr);
 578     if (err == -1)
 579        return 0;
 580     if (inst->bits1.da3src.dest_subreg_nr)
 581        format (file, ".%d", inst->bits1.da3src.dest_subreg_nr);
 582     string (file, "<1>");
 583     err |= control (file, "writemask", writemask, inst->bits1.da3src.dest_writemask, NULL);
 584     err |= control (file, "dest reg encoding", reg_encoding, BRW_REGISTER_TYPE_F, NULL);
 585
 586     return 0;
 587 }
 588
 589 static int src_align1_region (FILE *file,
 590                               GLuint _vert_stride, GLuint _width, GLuint _horiz_stride)
 591 {
 592     int err = 0;
 593     string (file, "<");
 594     err |= control (file, "vert stride", vert_stride, _vert_stride, NULL);
 595     string (file, ",");
 596     err |= control (file, "width", width, _width, NULL);
 597     string (file, ",");
 598     err |= control (file, "horiz_stride", horiz_stride, _horiz_stride, NULL);
 599     string (file, ">");
 600     return err;
 601 }
 602
 603 static int src_da1 (FILE *file, GLuint type, GLuint _reg_file,
 604                     GLuint _vert_stride, GLuint _width, GLuint _horiz_stride,
 605                     GLuint reg_num, GLuint sub_reg_num, GLuint __abs, GLuint _negate)
 606 {
 607     int err = 0;
 608     err |= control (file, "negate", negate, _negate, NULL);
 609     err |= control (file, "abs", _abs, __abs, NULL);
 610
 611     err |= reg (file, _reg_file, reg_num);
 612     if (err == -1)
 613         return 0;
 614     if (sub_reg_num)
 615         format (file, ".%d", sub_reg_num / reg_type_size[type]); /* use formal style like spec */
 616     src_align1_region (file, _vert_stride, _width, _horiz_stride);
 617     err |= control (file, "src reg encoding", reg_encoding, type, NULL);
 618     return err;
 619 }
 620
 621 static int src_ia1 (FILE *file,
 622                     GLuint type,
 623                     GLuint _reg_file,
 624                     GLint _addr_imm,
 625                     GLuint _addr_subreg_nr,
 626                     GLuint _negate,
 627                     GLuint __abs,
 628                     GLuint _addr_mode,
 629                     GLuint _horiz_stride,
 630                     GLuint _width,
 631                     GLuint _vert_stride)
 632 {
 633     int err = 0;
 634     err |= control (file, "negate", negate, _negate, NULL);
 635     err |= control (file, "abs", _abs, __abs, NULL);
 636
 637     string (file, "g[a0");
 638     if (_addr_subreg_nr)
 639         format (file, ".%d", _addr_subreg_nr);
 640     if (_addr_imm)
 641         format (file, " %d", _addr_imm);
 642     string (file, "]");
 643     src_align1_region (file, _vert_stride, _width, _horiz_stride);
 644     err |= control (file, "src reg encoding", reg_encoding, type, NULL);
 645     return err;
 646 }
 647
 648 static int src_da16 (FILE *file,
 649                      GLuint _reg_type,
 650                      GLuint _reg_file,
 651                      GLuint _vert_stride,
 652                      GLuint _reg_nr,
 653                      GLuint _subreg_nr,
 654                      GLuint __abs,
 655                      GLuint _negate,
 656                      GLuint swz_x,
 657                      GLuint swz_y,
 658                      GLuint swz_z,
 659                      GLuint swz_w)
 660 {
 661     int err = 0;
 662     err |= control (file, "negate", negate, _negate, NULL);
 663     err |= control (file, "abs", _abs, __abs, NULL);
 664
 665     err |= reg (file, _reg_file, _reg_nr);
 666     if (err == -1)
 667         return 0;
 668     if (_subreg_nr)
 669         /* bit4 for subreg number byte addressing. Make this same meaning as
 670            in da1 case, so output looks consistent. */
 671         format (file, ".%d", 16 / reg_type_size[_reg_type]);
 672     string (file, "<");
 673     err |= control (file, "vert stride", vert_stride, _vert_stride, NULL);
 674     string (file, ",4,1>");
 675     /*
 676      * Three kinds of swizzle display:
 677      *  identity - nothing printed
 678      *  1->all   - print the single channel
 679      *  1->1     - print the mapping
 680      */
 681     if (swz_x == BRW_CHANNEL_X &&
 682         swz_y == BRW_CHANNEL_Y &&
 683         swz_z == BRW_CHANNEL_Z &&
 684         swz_w == BRW_CHANNEL_W)
 685     {
 686         ;
 687     }
 688     else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w)
 689     {
 690         string (file, ".");
 691         err |= control (file, "channel select", chan_sel, swz_x, NULL);
 692     }
 693     else
 694     {
 695         string (file, ".");
 696         err |= control (file, "channel select", chan_sel, swz_x, NULL);
 697         err |= control (file, "channel select", chan_sel, swz_y, NULL);
 698         err |= control (file, "channel select", chan_sel, swz_z, NULL);
 699         err |= control (file, "channel select", chan_sel, swz_w, NULL);
 700     }
 701     err |= control (file, "src da16 reg type", reg_encoding, _reg_type, NULL);
 702     return err;
 703 }
 704
 705 static int src0_3src (FILE *file, struct brw_instruction *inst)
 706 {
 707     int err = 0;
 708     GLuint swz_x = (inst->bits2.da3src.src0_swizzle >> 0) & 0x3;
 709     GLuint swz_y = (inst->bits2.da3src.src0_swizzle >> 2) & 0x3;
 710     GLuint swz_z = (inst->bits2.da3src.src0_swizzle >> 4) & 0x3;
 711     GLuint swz_w = (inst->bits2.da3src.src0_swizzle >> 6) & 0x3;
 712
 713     err |= control (file, "negate", negate, inst->bits1.da3src.src0_negate, NULL);
 714     err |= control (file, "abs", _abs, inst->bits1.da3src.src0_abs, NULL);
 715
 716     err |= reg (file, BRW_GENERAL_REGISTER_FILE, inst->bits2.da3src.src0_reg_nr);
 717     if (err == -1)
 718         return 0;
 719     if (inst->bits2.da3src.src0_subreg_nr)
 720         format (file, ".%d", inst->bits2.da3src.src0_subreg_nr);
 721     string (file, "<4,1,1>");
 722     err |= control (file, "src da16 reg type", reg_encoding,
 723                     BRW_REGISTER_TYPE_F, NULL);
 724     /*
 725      * Three kinds of swizzle display:
 726      *  identity - nothing printed
 727      *  1->all   - print the single channel
 728      *  1->1     - print the mapping
 729      */
 730     if (swz_x == BRW_CHANNEL_X &&
 731         swz_y == BRW_CHANNEL_Y &&
 732         swz_z == BRW_CHANNEL_Z &&
 733         swz_w == BRW_CHANNEL_W)
 734     {
 735         ;
 736     }
 737     else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w)
 738     {
 739         string (file, ".");
 740         err |= control (file, "channel select", chan_sel, swz_x, NULL);
 741     }
 742     else
 743     {
 744         string (file, ".");
 745         err |= control (file, "channel select", chan_sel, swz_x, NULL);
 746         err |= control (file, "channel select", chan_sel, swz_y, NULL);
 747         err |= control (file, "channel select", chan_sel, swz_z, NULL);
 748         err |= control (file, "channel select", chan_sel, swz_w, NULL);
 749     }
 750     return err;
 751 }
 752
 753 static int src1_3src (FILE *file, struct brw_instruction *inst)
 754 {
 755     int err = 0;
 756     GLuint swz_x = (inst->bits2.da3src.src1_swizzle >> 0) & 0x3;
 757     GLuint swz_y = (inst->bits2.da3src.src1_swizzle >> 2) & 0x3;
 758     GLuint swz_z = (inst->bits2.da3src.src1_swizzle >> 4) & 0x3;
 759     GLuint swz_w = (inst->bits2.da3src.src1_swizzle >> 6) & 0x3;
 760     GLuint src1_subreg_nr = (inst->bits2.da3src.src1_subreg_nr_low |
 761                              (inst->bits3.da3src.src1_subreg_nr_high << 2));
 762
 763     err |= control (file, "negate", negate, inst->bits1.da3src.src1_negate,
 764                     NULL);
 765     err |= control (file, "abs", _abs, inst->bits1.da3src.src1_abs, NULL);
 766
 767     err |= reg (file, BRW_GENERAL_REGISTER_FILE,
 768                 inst->bits3.da3src.src1_reg_nr);
 769     if (err == -1)
 770         return 0;
 771     if (src1_subreg_nr)
 772         format (file, ".%d", src1_subreg_nr);
 773     string (file, "<4,1,1>");
 774     err |= control (file, "src da16 reg type", reg_encoding,
 775                     BRW_REGISTER_TYPE_F, NULL);
 776     /*
 777      * Three kinds of swizzle display:
 778      *  identity - nothing printed
 779      *  1->all   - print the single channel
 780      *  1->1     - print the mapping
 781      */
 782     if (swz_x == BRW_CHANNEL_X &&
 783         swz_y == BRW_CHANNEL_Y &&
 784         swz_z == BRW_CHANNEL_Z &&
 785         swz_w == BRW_CHANNEL_W)
 786     {
 787         ;
 788     }
 789     else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w)
 790     {
 791         string (file, ".");
 792         err |= control (file, "channel select", chan_sel, swz_x, NULL);
 793     }
 794     else
 795     {
 796         string (file, ".");
 797         err |= control (file, "channel select", chan_sel, swz_x, NULL);
 798         err |= control (file, "channel select", chan_sel, swz_y, NULL);
 799         err |= control (file, "channel select", chan_sel, swz_z, NULL);
 800         err |= control (file, "channel select", chan_sel, swz_w, NULL);
 801     }
 802     return err;
 803 }
 804
 805
 806 static int src2_3src (FILE *file, struct brw_instruction *inst)
 807 {
 808     int err = 0;
 809     GLuint swz_x = (inst->bits3.da3src.src2_swizzle >> 0) & 0x3;
 810     GLuint swz_y = (inst->bits3.da3src.src2_swizzle >> 2) & 0x3;
 811     GLuint swz_z = (inst->bits3.da3src.src2_swizzle >> 4) & 0x3;
 812     GLuint swz_w = (inst->bits3.da3src.src2_swizzle >> 6) & 0x3;
 813
 814     err |= control (file, "negate", negate, inst->bits1.da3src.src2_negate,
 815                     NULL);
 816     err |= control (file, "abs", _abs, inst->bits1.da3src.src2_abs, NULL);
 817
 818     err |= reg (file, BRW_GENERAL_REGISTER_FILE,
 819                 inst->bits3.da3src.src2_reg_nr);
 820     if (err == -1)
 821         return 0;
 822     if (inst->bits3.da3src.src2_subreg_nr)
 823         format (file, ".%d", inst->bits3.da3src.src2_subreg_nr);
 824     string (file, "<4,1,1>");
 825     err |= control (file, "src da16 reg type", reg_encoding,
 826                     BRW_REGISTER_TYPE_F, NULL);
 827     /*
 828      * Three kinds of swizzle display:
 829      *  identity - nothing printed
 830      *  1->all   - print the single channel
 831      *  1->1     - print the mapping
 832      */
 833     if (swz_x == BRW_CHANNEL_X &&
 834         swz_y == BRW_CHANNEL_Y &&
 835         swz_z == BRW_CHANNEL_Z &&
 836         swz_w == BRW_CHANNEL_W)
 837     {
 838         ;
 839     }
 840     else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w)
 841     {
 842         string (file, ".");
 843         err |= control (file, "channel select", chan_sel, swz_x, NULL);
 844     }
 845     else
 846     {
 847         string (file, ".");
 848         err |= control (file, "channel select", chan_sel, swz_x, NULL);
 849         err |= control (file, "channel select", chan_sel, swz_y, NULL);
 850         err |= control (file, "channel select", chan_sel, swz_z, NULL);
 851         err |= control (file, "channel select", chan_sel, swz_w, NULL);
 852     }
 853     return err;
 854 }
 855
 856 static int imm (FILE *file, GLuint type, struct brw_instruction *inst) {
 857     switch (type) {
 858     case BRW_REGISTER_TYPE_UD:
 859         format (file, "0x%08xUD", inst->bits3.ud);
 860         break;
 861     case BRW_REGISTER_TYPE_D:
 862         format (file, "%dD", inst->bits3.d);
 863         break;
 864     case BRW_REGISTER_TYPE_UW:
 865         format (file, "0x%04xUW", (uint16_t) inst->bits3.ud);
 866         break;
 867     case BRW_REGISTER_TYPE_W:
 868         format (file, "%dW", (int16_t) inst->bits3.d);
 869         break;
 870     case BRW_REGISTER_TYPE_UB:
 871         format (file, "0x%02xUB", (int8_t) inst->bits3.ud);
 872         break;
 873     case BRW_REGISTER_TYPE_VF:
 874         format (file, "Vector Float");
 875         break;
 876     case BRW_REGISTER_TYPE_V:
 877         format (file, "0x%08xV", inst->bits3.ud);
 878         break;
 879     case BRW_REGISTER_TYPE_F:
 880         format (file, "%-gF", inst->bits3.f);
 881     }
 882     return 0;
 883 }
 884
 885 static int src0 (FILE *file, struct brw_instruction *inst)
 886 {
 887     if (inst->bits1.da1.src0_reg_file == BRW_IMMEDIATE_VALUE)
 888         return imm (file, inst->bits1.da1.src0_reg_type,
 889                     inst);
 890     else if (inst->header.access_mode == BRW_ALIGN_1)
 891     {
 892         if (inst->bits2.da1.src0_address_mode == BRW_ADDRESS_DIRECT)
 893         {
 894             return src_da1 (file,
 895                             inst->bits1.da1.src0_reg_type,
 896                             inst->bits1.da1.src0_reg_file,
 897                             inst->bits2.da1.src0_vert_stride,
 898                             inst->bits2.da1.src0_width,
 899                             inst->bits2.da1.src0_horiz_stride,
 900                             inst->bits2.da1.src0_reg_nr,
 901                             inst->bits2.da1.src0_subreg_nr,
 902                             inst->bits2.da1.src0_abs,
 903                             inst->bits2.da1.src0_negate);
 904         }
 905         else
 906         {
 907             return src_ia1 (file,
 908                             inst->bits1.ia1.src0_reg_type,
 909                             inst->bits1.ia1.src0_reg_file,
 910                             inst->bits2.ia1.src0_indirect_offset,
 911                             inst->bits2.ia1.src0_subreg_nr,
 912                             inst->bits2.ia1.src0_negate,
 913                             inst->bits2.ia1.src0_abs,
 914                             inst->bits2.ia1.src0_address_mode,
 915                             inst->bits2.ia1.src0_horiz_stride,
 916                             inst->bits2.ia1.src0_width,
 917                             inst->bits2.ia1.src0_vert_stride);
 918         }
 919     }
 920     else
 921     {
 922         if (inst->bits2.da16.src0_address_mode == BRW_ADDRESS_DIRECT)
 923         {
 924             return src_da16 (file,
 925                              inst->bits1.da16.src0_reg_type,
 926                              inst->bits1.da16.src0_reg_file,
 927                              inst->bits2.da16.src0_vert_stride,
 928                              inst->bits2.da16.src0_reg_nr,
 929                              inst->bits2.da16.src0_subreg_nr,
 930                              inst->bits2.da16.src0_abs,
 931                              inst->bits2.da16.src0_negate,
 932                              inst->bits2.da16.src0_swz_x,
 933                              inst->bits2.da16.src0_swz_y,
 934                              inst->bits2.da16.src0_swz_z,
 935                              inst->bits2.da16.src0_swz_w);
 936         }
 937         else
 938         {
 939             string (file, "Indirect align16 address mode not supported");
 940             return 1;
 941         }
 942     }
 943 }
 944
 945 static int src1 (FILE *file, struct brw_instruction *inst)
 946 {
 947     if (inst->bits1.da1.src1_reg_file == BRW_IMMEDIATE_VALUE)
 948         return imm (file, inst->bits1.da1.src1_reg_type,
 949                     inst);
 950     else if (inst->header.access_mode == BRW_ALIGN_1)
 951     {
 952         if (inst->bits3.da1.src1_address_mode == BRW_ADDRESS_DIRECT)
 953         {
 954             return src_da1 (file,
 955                             inst->bits1.da1.src1_reg_type,
 956                             inst->bits1.da1.src1_reg_file,
 957                             inst->bits3.da1.src1_vert_stride,
 958                             inst->bits3.da1.src1_width,
 959                             inst->bits3.da1.src1_horiz_stride,
 960                             inst->bits3.da1.src1_reg_nr,
 961                             inst->bits3.da1.src1_subreg_nr,
 962                             inst->bits3.da1.src1_abs,
 963                             inst->bits3.da1.src1_negate);
 964         }
 965         else
 966         {
 967             return src_ia1 (file,
 968                             inst->bits1.ia1.src1_reg_type,
 969                             inst->bits1.ia1.src1_reg_file,
 970                             inst->bits3.ia1.src1_indirect_offset,
 971                             inst->bits3.ia1.src1_subreg_nr,
 972                             inst->bits3.ia1.src1_negate,
 973                             inst->bits3.ia1.src1_abs,
 974                             inst->bits3.ia1.src1_address_mode,
 975                             inst->bits3.ia1.src1_horiz_stride,
 976                             inst->bits3.ia1.src1_width,
 977                             inst->bits3.ia1.src1_vert_stride);
 978         }
 979     }
 980     else
 981     {
 982         if (inst->bits3.da16.src1_address_mode == BRW_ADDRESS_DIRECT)
 983         {
 984             return src_da16 (file,
 985                              inst->bits1.da16.src1_reg_type,
 986                              inst->bits1.da16.src1_reg_file,
 987                              inst->bits3.da16.src1_vert_stride,
 988                              inst->bits3.da16.src1_reg_nr,
 989                              inst->bits3.da16.src1_subreg_nr,
 990                              inst->bits3.da16.src1_abs,
 991                              inst->bits3.da16.src1_negate,
 992                              inst->bits3.da16.src1_swz_x,
 993                              inst->bits3.da16.src1_swz_y,
 994                              inst->bits3.da16.src1_swz_z,
 995                              inst->bits3.da16.src1_swz_w);
 996         }
 997         else
 998         {
 999             string (file, "Indirect align16 address mode not supported");
1000             return 1;
1001         }
1002     }
1003 }
1004
1005 int esize[6] = {
1006         [0] = 1,
1007         [1] = 2,
1008         [2] = 4,
1009         [3] = 8,
1010         [4] = 16,
1011         [5] = 32,
1012 };
1013
1014 static int qtr_ctrl(FILE *file, struct brw_instruction *inst)
1015 {
1016     int qtr_ctl = inst->header.compression_control;
1017     int exec_size = esize[inst->header.execution_size];
1018
1019     if (exec_size == 8) {
1020         switch (qtr_ctl) {
1021         case 0:
1022             string (file, " 1Q");
1023             break;
1024         case 1:
1025             string (file, " 2Q");
1026             break;
1027         case 2:
1028             string (file, " 3Q");
1029             break;
1030         case 3:
1031             string (file, " 4Q");
1032             break;
1033         }
1034     } else if (exec_size == 16){
1035         if (qtr_ctl < 2)
1036             string (file, " 1H");
1037         else
1038             string (file, " 2H");
1039     }
1040     return 0;
1041 }
1042
1043 int brw_disasm (FILE *file, struct brw_instruction *inst, int gen)
1044 {
1045     int err = 0;
1046     int space = 0;
1047
1048     if (inst->header.predicate_control) {
1049         string (file, "(");
1050         err |= control (file, "predicate inverse", pred_inv, inst->header.predicate_inverse, NULL);
1051         format (file, "f%d", gen >= 7 ? inst->bits2.da1.flag_reg_nr : 0);
1052         if (inst->bits2.da1.flag_subreg_nr)
1053             format (file, ".%d", inst->bits2.da1.flag_subreg_nr);
1054         if (inst->header.access_mode == BRW_ALIGN_1)
1055             err |= control (file, "predicate control align1", pred_ctrl_align1,
1056                             inst->header.predicate_control, NULL);
1057         else
1058             err |= control (file, "predicate control align16", pred_ctrl_align16,
1059                             inst->header.predicate_control, NULL);
1060         string (file, ") ");
1061     }
1062
1063     err |= print_opcode (file, inst->header.opcode);
1064     err |= control (file, "saturate", saturate, inst->header.saturate, NULL);
1065     err |= control (file, "debug control", debug_ctrl, inst->header.debug_control, NULL);
1066
1067     if (inst->header.opcode == BRW_OPCODE_MATH) {
1068         string (file, " ");
1069         err |= control (file, "function", math_function,
1070                         inst->header.destreg__conditionalmod, NULL);
1071     } else if (inst->header.opcode != BRW_OPCODE_SEND &&
1072                inst->header.opcode != BRW_OPCODE_SENDC)
1073         err |= control (file, "conditional modifier", conditional_modifier,
1074                         inst->header.destreg__conditionalmod, NULL);
1075
1076     if (inst->header.opcode != BRW_OPCODE_NOP) {
1077         string (file, "(");
1078         err |= control (file, "execution size", exec_size, inst->header.execution_size, NULL);
1079         string (file, ")");
1080     }
1081
1082     if (inst->header.opcode == BRW_OPCODE_SEND && gen < 6)
1083         format (file, " %d", inst->header.destreg__conditionalmod);
1084
1085     if (opcode[inst->header.opcode].nsrc == 3) {
1086        pad (file, 16);
1087        err |= dest_3src (file, inst);
1088
1089        pad (file, 32);
1090        err |= src0_3src (file, inst);
1091
1092        pad (file, 48);
1093        err |= src1_3src (file, inst);
1094
1095        pad (file, 64);
1096        err |= src2_3src (file, inst);
1097     } else {
1098        if (opcode[inst->header.opcode].ndst > 0) {
1099           pad (file, 16);
1100           err |= dest (file, inst);
1101        } else if (gen >= 6 && (inst->header.opcode == BRW_OPCODE_IF ||
1102                                inst->header.opcode == BRW_OPCODE_ELSE ||
1103                                inst->header.opcode == BRW_OPCODE_ENDIF ||
1104                                inst->header.opcode == BRW_OPCODE_WHILE)) {
1105           format (file, " %d", inst->bits1.branch_gen6.jump_count);
1106        } else if (gen >= 6 && (inst->header.opcode == BRW_OPCODE_BREAK ||
1107                                inst->header.opcode == BRW_OPCODE_CONTINUE ||
1108                                inst->header.opcode == BRW_OPCODE_HALT)) {
1109           format (file, " %d %d", inst->bits3.break_cont.uip, inst->bits3.break_cont.jip);
1110        } else if (inst->header.opcode == BRW_OPCODE_JMPI) {
1111           format (file, " %d", inst->bits3.d);
1112        }
1113
1114        if (opcode[inst->header.opcode].nsrc > 0) {
1115           pad (file, 32);
1116           err |= src0 (file, inst);
1117        }
1118        if (opcode[inst->header.opcode].nsrc > 1) {
1119           pad (file, 48);
1120           err |= src1 (file, inst);
1121        }
1122     }
1123
1124     if (inst->header.opcode == BRW_OPCODE_SEND ||
1125         inst->header.opcode == BRW_OPCODE_SENDC) {
1126         enum brw_message_target target;
1127
1128         if (gen >= 6)
1129             target = inst->header.destreg__conditionalmod;
1130         else if (gen == 5)
1131             target = inst->bits2.send_gen5.sfid;
1132         else
1133             target = inst->bits3.generic.msg_target;
1134
1135         newline (file);
1136         pad (file, 16);
1137         space = 0;
1138
1139         if (gen >= 6) {
1140            err |= control (file, "target function", target_function_gen6,
1141                            target, &space);
1142         } else {
1143            err |= control (file, "target function", target_function,
1144                            target, &space);
1145         }
1146
1147         switch (target) {
1148         case BRW_SFID_MATH:
1149             err |= control (file, "math function", math_function,
1150                             inst->bits3.math.function, &space);
1151             err |= control (file, "math saturate", math_saturate,
1152                             inst->bits3.math.saturate, &space);
1153             err |= control (file, "math signed", math_signed,
1154                             inst->bits3.math.int_type, &space);
1155             err |= control (file, "math scalar", math_scalar,
1156                             inst->bits3.math.data_type, &space);
1157             err |= control (file, "math precision", math_precision,
1158                             inst->bits3.math.precision, &space);
1159             break;
1160         case BRW_SFID_SAMPLER:
1161             if (gen >= 7) {
1162                 format (file, " (%d, %d, %d, %d)",
1163                         inst->bits3.sampler_gen7.binding_table_index,
1164                         inst->bits3.sampler_gen7.sampler,
1165                         inst->bits3.sampler_gen7.msg_type,
1166                         inst->bits3.sampler_gen7.simd_mode);
1167             } else if (gen >= 5) {
1168                 format (file, " (%d, %d, %d, %d)",
1169                         inst->bits3.sampler_gen5.binding_table_index,
1170                         inst->bits3.sampler_gen5.sampler,
1171                         inst->bits3.sampler_gen5.msg_type,
1172                         inst->bits3.sampler_gen5.simd_mode);
1173             } else if (0 /* FINISHME: is_g4x */) {
1174                 format (file, " (%d, %d)",
1175                         inst->bits3.sampler_g4x.binding_table_index,
1176                         inst->bits3.sampler_g4x.sampler);
1177             } else {
1178                 format (file, " (%d, %d, ",
1179                         inst->bits3.sampler.binding_table_index,
1180                         inst->bits3.sampler.sampler);
1181                 err |= control (file, "sampler target format",
1182                                 sampler_target_format,
1183                                 inst->bits3.sampler.return_format, NULL);
1184                 string (file, ")");
1185             }
1186             break;
1187         case BRW_SFID_DATAPORT_READ:
1188             if (gen >= 6) {
1189                 format (file, " (%d, %d, %d, %d)",
1190                         inst->bits3.gen6_dp.binding_table_index,
1191                         inst->bits3.gen6_dp.msg_control,
1192                         inst->bits3.gen6_dp.msg_type,
1193                         inst->bits3.gen6_dp.send_commit_msg);
1194             } else if (gen >= 5 /* FINISHME: || is_g4x */) {
1195                 format (file, " (%d, %d, %d)",
1196                         inst->bits3.dp_read_gen5.binding_table_index,
1197                         inst->bits3.dp_read_gen5.msg_control,
1198                         inst->bits3.dp_read_gen5.msg_type);
1199             } else {
1200                 format (file, " (%d, %d, %d)",
1201                         inst->bits3.dp_read.binding_table_index,
1202                         inst->bits3.dp_read.msg_control,
1203                         inst->bits3.dp_read.msg_type);
1204             }
1205             break;
1206
1207         case BRW_SFID_DATAPORT_WRITE:
1208             if (gen >= 7) {
1209                 format (file, " (");
1210
1211                 err |= control (file, "DP rc message type",
1212                                 dp_rc_msg_type_gen6,
1213                                 inst->bits3.gen7_dp.msg_type, &space);
1214
1215                 format (file, ", %d, %d, %d)",
1216                         inst->bits3.gen7_dp.binding_table_index,
1217                         inst->bits3.gen7_dp.msg_control,
1218                         inst->bits3.gen7_dp.msg_type);
1219             } else if (gen == 6) {
1220                 format (file, " (");
1221
1222                 err |= control (file, "DP rc message type",
1223                                 dp_rc_msg_type_gen6,
1224                                 inst->bits3.gen6_dp.msg_type, &space);
1225
1226                 format (file, ", %d, %d, %d, %d)",
1227                         inst->bits3.gen6_dp.binding_table_index,
1228                         inst->bits3.gen6_dp.msg_control,
1229                         inst->bits3.gen6_dp.msg_type,
1230                         inst->bits3.gen6_dp.send_commit_msg);
1231             } else {
1232                 format (file, " (%d, %d, %d, %d)",
1233                         inst->bits3.dp_write.binding_table_index,
1234                         (inst->bits3.dp_write.last_render_target << 3) |
1235                         inst->bits3.dp_write.msg_control,
1236                         inst->bits3.dp_write.msg_type,
1237                         inst->bits3.dp_write.send_commit_msg);
1238             }
1239             break;
1240
1241         case BRW_SFID_URB:
1242             if (gen >= 5) {
1243                 format (file, " %d", inst->bits3.urb_gen5.offset);
1244             } else {
1245                 format (file, " %d", inst->bits3.urb.offset);
1246             }
1247
1248             space = 1;
1249             if (gen >= 5) {
1250                 err |= control (file, "urb opcode", urb_opcode,
1251                                 inst->bits3.urb_gen5.opcode, &space);
1252             }
1253             err |= control (file, "urb swizzle", urb_swizzle,
1254                             inst->bits3.urb.swizzle_control, &space);
1255             err |= control (file, "urb allocate", urb_allocate,
1256                             inst->bits3.urb.allocate, &space);
1257             err |= control (file, "urb used", urb_used,
1258                             inst->bits3.urb.used, &space);
1259             err |= control (file, "urb complete", urb_complete,
1260                             inst->bits3.urb.complete, &space);
1261             break;
1262         case BRW_SFID_THREAD_SPAWNER:
1263             break;
1264         case GEN7_SFID_DATAPORT_DATA_CACHE:
1265             format (file, " (%d, %d, %d)",
1266                     inst->bits3.gen7_dp.binding_table_index,
1267                     inst->bits3.gen7_dp.msg_control,
1268                     inst->bits3.gen7_dp.msg_type);
1269             break;
1270
1271
1272         default:
1273             format (file, "unsupported target %d", target);
1274             break;
1275         }
1276         if (space)
1277             string (file, " ");
1278         if (gen >= 5) {
1279            format (file, "mlen %d",
1280                    inst->bits3.generic_gen5.msg_length);
1281            format (file, " rlen %d",
1282                    inst->bits3.generic_gen5.response_length);
1283         } else {
1284            format (file, "mlen %d",
1285                    inst->bits3.generic.msg_length);
1286            format (file, " rlen %d",
1287                    inst->bits3.generic.response_length);
1288         }
1289     }
1290     pad (file, 64);
1291     if (inst->header.opcode != BRW_OPCODE_NOP) {
1292         string (file, "{");
1293         space = 1;
1294         err |= control(file, "access mode", access_mode, inst->header.access_mode, &space);
1295         if (gen >= 6)
1296             err |= control (file, "write enable control", wectrl, inst->header.mask_control, &space);
1297         else
1298             err |= control (file, "mask control", mask_ctrl, inst->header.mask_control, &space);
1299         err |= control (file, "dependency control", dep_ctrl, inst->header.dependency_control, &space);
1300
1301         if (gen >= 6)
1302             err |= qtr_ctrl (file, inst);
1303         else {
1304             if (inst->header.compression_control == BRW_COMPRESSION_COMPRESSED &&
1305                 opcode[inst->header.opcode].ndst > 0 &&
1306                 inst->bits1.da1.dest_reg_file == BRW_MESSAGE_REGISTER_FILE &&
1307                 inst->bits1.da1.dest_reg_nr & (1 << 7)) {
1308                 format (file, " compr4");
1309             } else {
1310                 err |= control (file, "compression control", compr_ctrl,
1311                                 inst->header.compression_control, &space);
1312             }
1313         }
1314
1315         err |= control (file, "thread control", thread_ctrl, inst->header.thread_control, &space);
1316         if (gen >= 6)
1317             err |= control (file, "acc write control", accwr, inst->header.acc_wr_control, &space);
1318         if (inst->header.opcode == BRW_OPCODE_SEND ||
1319             inst->header.opcode == BRW_OPCODE_SENDC)
1320             err |= control (file, "end of thread", end_of_thread,
1321                             inst->bits3.generic.end_of_thread, &space);
1322         if (space)
1323             string (file, " ");
1324         string (file, "}");
1325     }
1326     string (file, ";");
1327     newline (file);
1328     return err;
1329 }