1 2/* 3 * Mesa 3-D graphics library 4 * Version: 3.5 5 * 6 * Copyright (C) 1999-2001 Brian Paul All Rights Reserved. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a 9 * copy of this software and associated documentation files (the "Software"), 10 * to deal in the Software without restriction, including without limitation 11 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 12 * and/or sell copies of the Software, and to permit persons to whom the 13 * Software is furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice shall be included 16 * in all copies or substantial portions 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 MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 26/* 27 * NOTE: Avoid using spaces in between '(' ')' and arguments, especially 28 * with macros like CONST, LLBL that expand to CONCAT(...). Putting spaces 29 * in there will break the build on some platforms. 30 */ 31 32#include "assyntax.h" 33#include "matypes.h" 34#include "xform_args.h" 35 36 SEG_TEXT 37 38#define FP_ONE 1065353216 39#define FP_ZERO 0 40 41#define SRC0 REGOFF(0, ESI) 42#define SRC1 REGOFF(4, ESI) 43#define SRC2 REGOFF(8, ESI) 44#define SRC3 REGOFF(12, ESI) 45#define DST0 REGOFF(0, EDI) 46#define DST1 REGOFF(4, EDI) 47#define DST2 REGOFF(8, EDI) 48#define DST3 REGOFF(12, EDI) 49#define MAT0 REGOFF(0, EDX) 50#define MAT1 REGOFF(4, EDX) 51#define MAT2 REGOFF(8, EDX) 52#define MAT3 REGOFF(12, EDX) 53#define MAT4 REGOFF(16, EDX) 54#define MAT5 REGOFF(20, EDX) 55#define MAT6 REGOFF(24, EDX) 56#define MAT7 REGOFF(28, EDX) 57#define MAT8 REGOFF(32, EDX) 58#define MAT9 REGOFF(36, EDX) 59#define MAT10 REGOFF(40, EDX) 60#define MAT11 REGOFF(44, EDX) 61#define MAT12 REGOFF(48, EDX) 62#define MAT13 REGOFF(52, EDX) 63#define MAT14 REGOFF(56, EDX) 64#define MAT15 REGOFF(60, EDX) 65 66 67ALIGNTEXT16 68GLOBL GLNAME( _mesa_x86_transform_points2_general ) 69HIDDEN(_mesa_x86_transform_points2_general) 70GLNAME( _mesa_x86_transform_points2_general ): 71 72#define FRAME_OFFSET 8 73 PUSH_L( ESI ) 74 PUSH_L( EDI ) 75 76 MOV_L( ARG_SOURCE, ESI ) 77 MOV_L( ARG_DEST, EDI ) 78 79 MOV_L( ARG_MATRIX, EDX ) 80 MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) 81 82 TEST_L( ECX, ECX ) 83 JZ( LLBL(x86_p2_gr_done) ) 84 85 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) 86 OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) ) 87 88 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) 89 MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) ) 90 91 SHL_L( CONST(4), ECX ) 92 MOV_L( REGOFF(V4F_START, ESI), ESI ) 93 94 MOV_L( REGOFF(V4F_START, EDI), EDI ) 95 ADD_L( EDI, ECX ) 96 97ALIGNTEXT16 98LLBL(x86_p2_gr_loop): 99 100 FLD_S( SRC0 ) /* F4 */ 101 FMUL_S( MAT0 ) 102 FLD_S( SRC0 ) /* F5 F4 */ 103 FMUL_S( MAT1 ) 104 FLD_S( SRC0 ) /* F6 F5 F4 */ 105 FMUL_S( MAT2 ) 106 FLD_S( SRC0 ) /* F7 F6 F5 F4 */ 107 FMUL_S( MAT3 ) 108 109 FLD_S( SRC1 ) /* F0 F7 F6 F5 F4 */ 110 FMUL_S( MAT4 ) 111 FLD_S( SRC1 ) /* F1 F0 F7 F6 F5 F4 */ 112 FMUL_S( MAT5 ) 113 FLD_S( SRC1 ) /* F2 F1 F0 F7 F6 F5 F4 */ 114 FMUL_S( MAT6 ) 115 FLD_S( SRC1 ) /* F3 F2 F1 F0 F7 F6 F5 F4 */ 116 FMUL_S( MAT7 ) 117 118 FXCH( ST(3) ) /* F0 F2 F1 F3 F7 F6 F5 F4 */ 119 FADDP( ST0, ST(7) ) /* F2 F1 F3 F7 F6 F5 F4 */ 120 FXCH( ST(1) ) /* F1 F2 F3 F7 F6 F5 F4 */ 121 FADDP( ST0, ST(5) ) /* F2 F3 F7 F6 F5 F4 */ 122 FADDP( ST0, ST(3) ) /* F3 F7 F6 F5 F4 */ 123 FADDP( ST0, ST(1) ) /* F7 F6 F5 F4 */ 124 125 FXCH( ST(3) ) /* F4 F6 F5 F7 */ 126 FADD_S( MAT12 ) 127 FXCH( ST(2) ) /* F5 F6 F4 F7 */ 128 FADD_S( MAT13 ) 129 FXCH( ST(1) ) /* F6 F5 F4 F7 */ 130 FADD_S( MAT14 ) 131 FXCH( ST(3) ) /* F7 F5 F4 F6 */ 132 FADD_S( MAT15 ) 133 134 FXCH( ST(2) ) /* F4 F5 F7 F6 */ 135 FSTP_S( DST0 ) /* F5 F7 F6 */ 136 FSTP_S( DST1 ) /* F7 F6 */ 137 FXCH( ST(1) ) /* F6 F7 */ 138 FSTP_S( DST2 ) /* F7 */ 139 FSTP_S( DST3 ) /* */ 140 141LLBL(x86_p2_gr_skip): 142 143 ADD_L( CONST(16), EDI ) 144 ADD_L( EAX, ESI ) 145 CMP_L( ECX, EDI ) 146 JNE( LLBL(x86_p2_gr_loop) ) 147 148LLBL(x86_p2_gr_done): 149 150 POP_L( EDI ) 151 POP_L( ESI ) 152 RET 153#undef FRAME_OFFSET 154 155 156 157 158ALIGNTEXT16 159GLOBL GLNAME( _mesa_x86_transform_points2_perspective ) 160HIDDEN(_mesa_x86_transform_points2_perspective) 161GLNAME( _mesa_x86_transform_points2_perspective ): 162 163#define FRAME_OFFSET 12 164 PUSH_L( ESI ) 165 PUSH_L( EDI ) 166 PUSH_L( EBX ) 167 168 MOV_L( ARG_SOURCE, ESI ) 169 MOV_L( ARG_DEST, EDI ) 170 171 MOV_L( ARG_MATRIX, EDX ) 172 MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) 173 174 TEST_L( ECX, ECX ) 175 JZ( LLBL(x86_p2_pr_done) ) 176 177 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) 178 OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) ) 179 180 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) 181 MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) ) 182 183 SHL_L( CONST(4), ECX ) 184 MOV_L( REGOFF(V4F_START, ESI), ESI ) 185 186 MOV_L( REGOFF(V4F_START, EDI), EDI ) 187 ADD_L( EDI, ECX ) 188 189 MOV_L( MAT14, EBX ) 190 191ALIGNTEXT16 192LLBL(x86_p2_pr_loop): 193 194 FLD_S( SRC0 ) /* F4 */ 195 FMUL_S( MAT0 ) 196 197 FLD_S( SRC1 ) /* F1 F4 */ 198 FMUL_S( MAT5 ) 199 200 FXCH( ST(1) ) /* F4 F1 */ 201 FSTP_S( DST0 ) /* F1 */ 202 FSTP_S( DST1 ) /* */ 203 MOV_L( EBX, DST2 ) 204 MOV_L( CONST(FP_ZERO), DST3 ) 205 206LLBL(x86_p2_pr_skip): 207 208 ADD_L( CONST(16), EDI ) 209 ADD_L( EAX, ESI ) 210 CMP_L( ECX, EDI ) 211 JNE( LLBL(x86_p2_pr_loop) ) 212 213LLBL(x86_p2_pr_done): 214 215 POP_L( EBX ) 216 POP_L( EDI ) 217 POP_L( ESI ) 218 RET 219#undef FRAME_OFFSET 220 221 222 223 224ALIGNTEXT16 225GLOBL GLNAME( _mesa_x86_transform_points2_3d ) 226HIDDEN(_mesa_x86_transform_points2_3d) 227GLNAME( _mesa_x86_transform_points2_3d ): 228 229#define FRAME_OFFSET 8 230 PUSH_L( ESI ) 231 PUSH_L( EDI ) 232 233 MOV_L( ARG_SOURCE, ESI ) 234 MOV_L( ARG_DEST, EDI ) 235 236 MOV_L( ARG_MATRIX, EDX ) 237 MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) 238 239 TEST_L( ECX, ECX ) 240 JZ( LLBL(x86_p2_3dr_done) ) 241 242 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) 243 OR_L( CONST(VEC_SIZE_3), REGOFF(V4F_FLAGS, EDI) ) 244 245 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) 246 MOV_L( CONST(3), REGOFF(V4F_SIZE, EDI) ) 247 248 SHL_L( CONST(4), ECX ) 249 MOV_L( REGOFF(V4F_START, ESI), ESI ) 250 251 MOV_L( REGOFF(V4F_START, EDI), EDI ) 252 ADD_L( EDI, ECX ) 253 254ALIGNTEXT16 255LLBL(x86_p2_3dr_loop): 256 257 FLD_S( SRC0 ) /* F4 */ 258 FMUL_S( MAT0 ) 259 FLD_S( SRC0 ) /* F5 F4 */ 260 FMUL_S( MAT1 ) 261 FLD_S( SRC0 ) /* F6 F5 F4 */ 262 FMUL_S( MAT2 ) 263 264 FLD_S( SRC1 ) /* F0 F6 F5 F4 */ 265 FMUL_S( MAT4 ) 266 FLD_S( SRC1 ) /* F1 F0 F6 F5 F4 */ 267 FMUL_S( MAT5 ) 268 FLD_S( SRC1 ) /* F2 F1 F0 F6 F5 F4 */ 269 FMUL_S( MAT6 ) 270 271 FXCH( ST(2) ) /* F0 F1 F2 F6 F5 F4 */ 272 FADDP( ST0, ST(5) ) /* F1 F2 F6 F5 F4 */ 273 FADDP( ST0, ST(3) ) /* F2 F6 F5 F4 */ 274 FADDP( ST0, ST(1) ) /* F6 F5 F4 */ 275 276 FXCH( ST(2) ) /* F4 F5 F6 */ 277 FADD_S( MAT12 ) 278 FXCH( ST(1) ) /* F5 F4 F6 */ 279 FADD_S( MAT13 ) 280 FXCH( ST(2) ) /* F6 F4 F5 */ 281 FADD_S( MAT14 ) 282 283 FXCH( ST(1) ) /* F4 F6 F5 */ 284 FSTP_S( DST0 ) /* F6 F5 */ 285 FXCH( ST(1) ) /* F5 F6 */ 286 FSTP_S( DST1 ) /* F6 */ 287 FSTP_S( DST2 ) /* */ 288 289LLBL(x86_p2_3dr_skip): 290 291 ADD_L( CONST(16), EDI ) 292 ADD_L( EAX, ESI ) 293 CMP_L( ECX, EDI ) 294 JNE( LLBL(x86_p2_3dr_loop) ) 295 296LLBL(x86_p2_3dr_done): 297 298 POP_L( EDI ) 299 POP_L( ESI ) 300 RET 301#undef FRAME_OFFSET 302 303 304 305 306ALIGNTEXT16 307GLOBL GLNAME( _mesa_x86_transform_points2_3d_no_rot ) 308HIDDEN(_mesa_x86_transform_points2_3d_no_rot) 309GLNAME( _mesa_x86_transform_points2_3d_no_rot ): 310 311#define FRAME_OFFSET 12 312 PUSH_L( ESI ) 313 PUSH_L( EDI ) 314 PUSH_L( EBX ) 315 316 MOV_L( ARG_SOURCE, ESI ) 317 MOV_L( ARG_DEST, EDI ) 318 319 MOV_L( ARG_MATRIX, EDX ) 320 MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) 321 322 TEST_L( ECX, ECX ) 323 JZ( LLBL(x86_p2_3dnrr_done) ) 324 325 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) 326 OR_L( CONST(VEC_SIZE_3), REGOFF(V4F_FLAGS, EDI) ) 327 328 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) 329 MOV_L( CONST(3), REGOFF(V4F_SIZE, EDI) ) 330 331 SHL_L( CONST(4), ECX ) 332 MOV_L( REGOFF(V4F_START, ESI), ESI ) 333 334 MOV_L( REGOFF(V4F_START, EDI), EDI ) 335 ADD_L( EDI, ECX ) 336 337 MOV_L( MAT14, EBX ) 338 339ALIGNTEXT16 340LLBL(x86_p2_3dnrr_loop): 341 342 FLD_S( SRC0 ) /* F4 */ 343 FMUL_S( MAT0 ) 344 345 FLD_S( SRC1 ) /* F1 F4 */ 346 FMUL_S( MAT5 ) 347 348 FXCH( ST(1) ) /* F4 F1 */ 349 FADD_S( MAT12 ) 350 FLD_S( MAT13 ) /* F5 F4 F1 */ 351 FXCH( ST(2) ) /* F1 F4 F5 */ 352 FADDP( ST0, ST(2) ) /* F4 F5 */ 353 354 FSTP_S( DST0 ) /* F5 */ 355 FSTP_S( DST1 ) /* */ 356 MOV_L( EBX, DST2 ) 357 358LLBL(x86_p2_3dnrr_skip): 359 360 ADD_L( CONST(16), EDI ) 361 ADD_L( EAX, ESI ) 362 CMP_L( ECX, EDI ) 363 JNE( LLBL(x86_p2_3dnrr_loop) ) 364 365LLBL(x86_p2_3dnrr_done): 366 367 POP_L( EBX ) 368 POP_L( EDI ) 369 POP_L( ESI ) 370 RET 371#undef FRAME_OFFSET 372 373 374 375 376ALIGNTEXT16 377GLOBL GLNAME( _mesa_x86_transform_points2_2d ) 378HIDDEN(_mesa_x86_transform_points2_2d) 379GLNAME( _mesa_x86_transform_points2_2d ): 380 381#define FRAME_OFFSET 8 382 PUSH_L( ESI ) 383 PUSH_L( EDI ) 384 385 MOV_L( ARG_SOURCE, ESI ) 386 MOV_L( ARG_DEST, EDI ) 387 388 MOV_L( ARG_MATRIX, EDX ) 389 MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) 390 391 TEST_L( ECX, ECX ) 392 JZ( LLBL(x86_p2_2dr_done) ) 393 394 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) 395 OR_L( CONST(VEC_SIZE_2), REGOFF(V4F_FLAGS, EDI) ) 396 397 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) 398 MOV_L( CONST(2), REGOFF(V4F_SIZE, EDI) ) 399 400 SHL_L( CONST(4), ECX ) 401 MOV_L( REGOFF(V4F_START, ESI), ESI ) 402 403 MOV_L( REGOFF(V4F_START, EDI), EDI ) 404 ADD_L( EDI, ECX ) 405 406ALIGNTEXT16 407LLBL(x86_p2_2dr_loop): 408 409 FLD_S( SRC0 ) /* F4 */ 410 FMUL_S( MAT0 ) 411 FLD_S( SRC0 ) /* F5 F4 */ 412 FMUL_S( MAT1 ) 413 414 FLD_S( SRC1 ) /* F0 F5 F4 */ 415 FMUL_S( MAT4 ) 416 FLD_S( SRC1 ) /* F1 F0 F5 F4 */ 417 FMUL_S( MAT5 ) 418 419 FXCH( ST(1) ) /* F0 F1 F5 F4 */ 420 FADDP( ST0, ST(3) ) /* F1 F5 F4 */ 421 FADDP( ST0, ST(1) ) /* F5 F4 */ 422 423 FXCH( ST(1) ) /* F4 F5 */ 424 FADD_S( MAT12 ) 425 FXCH( ST(1) ) /* F5 F4 */ 426 FADD_S( MAT13 ) 427 428 FXCH( ST(1) ) /* F4 F5 */ 429 FSTP_S( DST0 ) /* F5 */ 430 FSTP_S( DST1 ) /* */ 431 432LLBL(x86_p2_2dr_skip): 433 434 ADD_L( CONST(16), EDI ) 435 ADD_L( EAX, ESI ) 436 CMP_L( ECX, EDI ) 437 JNE( LLBL(x86_p2_2dr_loop) ) 438 439LLBL(x86_p2_2dr_done): 440 441 POP_L( EDI ) 442 POP_L( ESI ) 443 RET 444#undef FRAME_OFFSET 445 446 447 448 449ALIGNTEXT4 450GLOBL GLNAME( _mesa_x86_transform_points2_2d_no_rot ) 451HIDDEN(_mesa_x86_transform_points2_2d_no_rot) 452GLNAME( _mesa_x86_transform_points2_2d_no_rot ): 453 454#define FRAME_OFFSET 8 455 PUSH_L( ESI ) 456 PUSH_L( EDI ) 457 458 MOV_L( ARG_SOURCE, ESI ) 459 MOV_L( ARG_DEST, EDI ) 460 461 MOV_L( ARG_MATRIX, EDX ) 462 MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) 463 464 TEST_L( ECX, ECX ) 465 JZ( LLBL(x86_p2_2dnrr_done) ) 466 467 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) 468 OR_L( CONST(VEC_SIZE_2), REGOFF(V4F_FLAGS, EDI) ) 469 470 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) 471 MOV_L( CONST(2), REGOFF(V4F_SIZE, EDI) ) 472 473 SHL_L( CONST(4), ECX ) 474 MOV_L( REGOFF(V4F_START, ESI), ESI ) 475 476 MOV_L( REGOFF(V4F_START, EDI), EDI ) 477 ADD_L( EDI, ECX ) 478 479ALIGNTEXT16 480LLBL(x86_p2_2dnrr_loop): 481 482 FLD_S( SRC0 ) /* F4 */ 483 FMUL_S( MAT0 ) 484 485 FLD_S( SRC1 ) /* F1 F4 */ 486 FMUL_S( MAT5 ) 487 488 FXCH( ST(1) ) /* F4 F1 */ 489 FADD_S( MAT12 ) 490 FLD_S( MAT13 ) /* F5 F4 F1 */ 491 FXCH( ST(2) ) /* F1 F4 F5 */ 492 FADDP( ST0, ST(2) ) /* F4 F5 */ 493 494 FSTP_S( DST0 ) /* F5 */ 495 FSTP_S( DST1 ) /* */ 496 497LLBL(x86_p2_2dnrr_skip): 498 499 ADD_L( CONST(16), EDI ) 500 ADD_L( EAX, ESI ) 501 CMP_L( ECX, EDI ) 502 JNE( LLBL(x86_p2_2dnrr_loop) ) 503 504LLBL(x86_p2_2dnrr_done): 505 506 POP_L( EDI ) 507 POP_L( ESI ) 508 RET 509#undef FRAME_OFFSET 510 511 512 513 514ALIGNTEXT16 515GLOBL GLNAME( _mesa_x86_transform_points2_identity ) 516HIDDEN(_mesa_x86_transform_points2_identity) 517GLNAME( _mesa_x86_transform_points2_identity ): 518 519#define FRAME_OFFSET 12 520 PUSH_L( ESI ) 521 PUSH_L( EDI ) 522 PUSH_L( EBX ) 523 524 MOV_L( ARG_SOURCE, ESI ) 525 MOV_L( ARG_DEST, EDI ) 526 527 MOV_L( ARG_MATRIX, EDX ) 528 MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) 529 530 TEST_L( ECX, ECX ) 531 JZ( LLBL(x86_p2_ir_done) ) 532 533 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) 534 OR_L( CONST(VEC_SIZE_2), REGOFF(V4F_FLAGS, EDI) ) 535 536 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) 537 MOV_L( CONST(2), REGOFF(V4F_SIZE, EDI) ) 538 539 SHL_L( CONST(4), ECX ) 540 MOV_L( REGOFF(V4F_START, ESI), ESI ) 541 542 MOV_L( REGOFF(V4F_START, EDI), EDI ) 543 ADD_L( EDI, ECX ) 544 545 CMP_L( ESI, EDI ) 546 JE( LLBL(x86_p2_ir_done) ) 547 548ALIGNTEXT16 549LLBL(x86_p2_ir_loop): 550 551 MOV_L( SRC0, EBX ) 552 MOV_L( SRC1, EDX ) 553 554 MOV_L( EBX, DST0 ) 555 MOV_L( EDX, DST1 ) 556 557LLBL(x86_p2_ir_skip): 558 559 ADD_L( CONST(16), EDI ) 560 ADD_L( EAX, ESI ) 561 CMP_L( ECX, EDI ) 562 JNE( LLBL(x86_p2_ir_loop) ) 563 564LLBL(x86_p2_ir_done): 565 566 POP_L( EBX ) 567 POP_L( EDI ) 568 POP_L( ESI ) 569 RET 570#undef FRAME_OFFSET 571 572#if defined (__ELF__) && defined (__linux__) 573 .section .note.GNU-stack,"",%progbits 574#endif 575