src/mesa/x86/sse_xform1.S

   1 /* $Id: sse_xform1.S,v 1.2 2004/04/26 10:10:25 alanh Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.5
   6  *
   7  * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included
  17  * in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  23  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27 /** TODO:
  28   * - insert PREFETCH instructions to avoid cache-misses !
  29   * - some more optimizations are possible...
  30   * - for 40-50% more performance in the SSE-functions, the
  31   *   data (trans-matrix, src_vert, dst_vert) needs to be 16byte aligned !
  32   */
  33
  34 #ifdef USE_SSE_ASM
  35 #include "matypes.h"
  36 #include "xform_args.h"
  37
  38    SEG_TEXT
  39
  40 #define S(i)    REGOFF(i * 4, ESI)
  41 #define D(i)    REGOFF(i * 4, EDI)
  42 #define M(i)    REGOFF(i * 4, EDX)
  43
  44
  45 ALIGNTEXT4
  46 GLOBL GLNAME(_mesa_sse_transform_points1_general)
  47 GLNAME( _mesa_sse_transform_points1_general ):
  48
  49 #define FRAME_OFFSET 8
  50     PUSH_L    ( ESI )
  51     PUSH_L    ( EDI )
  52
  53     MOV_L( REGOFF(OFFSET_SOURCE+8, ESP), ESI )  /* ptr to source GLvector4f */
  54     MOV_L( REGOFF(OFFSET_DEST+8, ESP), EDI )    /* ptr to dest GLvector4f */
  55
  56     MOV_L( ARG_MATRIX, EDX )                    /* ptr to matrix */
  57     MOV_L( REGOFF(V4F_COUNT, ESI), ECX )        /* source count */
  58
  59     CMP_L( CONST(0), ECX )                      /* count == 0 ? */
  60     JE( LLBL(K_GTP1GR_finish) )                 /* yes -> nothing to do. */
  61
  62     MOV_L( REGOFF(V4F_STRIDE, ESI), EAX )       /* stride */
  63     OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) )   /* set dest flags */
  64
  65     MOV_L( ECX, REGOFF(V4F_COUNT, EDI) )        /* set dest count */
  66     MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) )    /* set dest size */
  67
  68     SHL_L( CONST(4), ECX )                      /* count *= 16 */
  69     MOV_L( REGOFF(V4F_START, ESI), ESI )        /* ptr to first source vertex */
  70
  71     MOV_L( REGOFF(V4F_START, EDI), EDI )        /* ptr to first dest vertex */
  72     ADD_L( EDI, ECX )                           /* count += dest ptr */
  73
  74
  75 ALIGNTEXT32
  76     MOVAPS( M(0), XMM0 )                        /* m3  | m2  | m1  | m0  */
  77     MOVAPS( M(12), XMM1 )                       /* m15 | m14 | m13 | m12 */
  78
  79 ALIGNTEXT32
  80 LLBL(K_GTP1GR_top):
  81     MOVSS( S(0), XMM2 )                         /* ox */
  82     SHUFPS( CONST(0x0), XMM2, XMM2 )            /* ox | ox | ox | ox */
  83     MULPS( XMM0, XMM2 )                         /* ox*m3 | ox*m2 | ox*m1 | ox*m0 */
  84     ADDPS( XMM1, XMM2 )                         /* + | + | + | + */
  85     MOVUPS( XMM2, D(0) )
  86
  87 LLBL(K_GTP1GR_skip):
  88     ADD_L     ( CONST(16), EDI )
  89     ADD_L     ( EAX, ESI )
  90     CMP_L     ( ECX, EDI )
  91     JNE       ( LLBL(K_GTP1GR_top) )
  92
  93 LLBL(K_GTP1GR_finish):
  94     POP_L     ( EDI )
  95     POP_L     ( ESI )
  96     RET
  97 #undef FRAME_OFFSET
  98
  99
 100
 101 ALIGNTEXT4
 102 GLOBL GLNAME(_mesa_sse_transform_points1_identity)
 103 GLNAME( _mesa_sse_transform_points1_identity ):
 104
 105 #define FRAME_OFFSET 8
 106     PUSH_L    ( ESI )
 107     PUSH_L    ( EDI )
 108
 109     MOV_L( REGOFF(OFFSET_SOURCE+8, ESP), ESI )  /* ptr to source GLvector4f */
 110     MOV_L( REGOFF(OFFSET_DEST+8, ESP), EDI )    /* ptr to dest GLvector4f */
 111
 112     MOV_L( REGOFF(V4F_COUNT, ESI), ECX )        /* source count */
 113
 114     TEST_L( ECX, ECX)
 115     JZ( LLBL(K_GTP1IR_finish) )                 /* count was zero; go to finish */
 116
 117     MOV_L( REGOFF(V4F_STRIDE, ESI), EAX )       /* stride */
 118     OR_L( CONST(VEC_SIZE_1), REGOFF(V4F_FLAGS, EDI) )   /* set dest flags */
 119
 120     MOV_L( ECX, REGOFF(V4F_COUNT, EDI) )        /* set dest count */
 121     MOV_L( CONST(1), REGOFF(V4F_SIZE, EDI) )    /* set dest size */
 122
 123     SHL_L( CONST(4), ECX )                      /* count *= 16 */
 124     MOV_L( REGOFF(V4F_START, ESI), ESI )        /* ptr to first source vertex */
 125
 126     MOV_L( REGOFF(V4F_START, EDI), EDI )        /* ptr to first dest vertex */
 127     ADD_L( EDI, ECX )                           /* count += dest ptr */
 128
 129     CMP_L( ESI, EDI )
 130     JE( LLBL(K_GTP1IR_finish) )
 131
 132
 133 ALIGNTEXT32
 134 LLBL(K_GTP1IR_top):
 135     MOV_L( S(0), EDX )
 136     MOV_L( EDX, D(0) )
 137
 138 LLBL(K_GTP1IR_skip):
 139     ADD_L     ( CONST(16), EDI )
 140     ADD_L     ( EAX, ESI )
 141     CMP_L     ( ECX, EDI )
 142     JNE       ( LLBL(K_GTP1IR_top) )
 143
 144 LLBL(K_GTP1IR_finish):
 145     POP_L     ( EDI )
 146     POP_L     ( ESI )
 147     RET
 148 #undef FRAME_OFFSET
 149
 150
 151
 152 ALIGNTEXT4
 153 GLOBL GLNAME(_mesa_sse_transform_points1_3d_no_rot)
 154 GLNAME(_mesa_sse_transform_points1_3d_no_rot):
 155
 156 #define FRAME_OFFSET 8
 157     PUSH_L( ESI )
 158     PUSH_L( EDI )
 159
 160     MOV_L( REGOFF(OFFSET_SOURCE+8, ESP), ESI )  /* ptr to source GLvector4f */
 161     MOV_L( REGOFF(OFFSET_DEST+8, ESP), EDI )    /* ptr to dest GLvector4f */
 162
 163     MOV_L( ARG_MATRIX, EDX )                    /* ptr to matrix */
 164     MOV_L( REGOFF(V4F_COUNT, ESI), ECX )        /* source count */
 165
 166     TEST_L( ECX, ECX)
 167     JZ( LLBL(K_GTP13DNRR_finish) )              /* count was zero; go to finish */
 168
 169     MOV_L( REGOFF(V4F_STRIDE, ESI), EAX )       /* stride */
 170     OR_L( CONST(VEC_SIZE_3), REGOFF(V4F_FLAGS, EDI) )   /* set dest flags */
 171
 172     MOV_L( ECX, REGOFF(V4F_COUNT, EDI) )        /* set dest count */
 173     MOV_L( CONST(3), REGOFF(V4F_SIZE, EDI) )    /* set dest size */
 174
 175     SHL_L( CONST(4), ECX )                      /* count *= 16 */
 176     MOV_L( REGOFF(V4F_START, ESI), ESI )        /* ptr to first source vertex */
 177
 178     MOV_L( REGOFF(V4F_START, EDI), EDI )        /* ptr to first dest vertex */
 179     ADD_L( EDI, ECX )                           /* count += dest ptr */
 180
 181
 182 ALIGNTEXT32
 183     MOVSS( M(0), XMM0 )                         /* m0 */
 184     MOVSS( M(12), XMM1 )                        /* m12 */
 185     MOVSS( M(13), XMM2 )                        /* m13 */
 186     MOVSS( M(14), XMM3 )                        /* m14 */
 187
 188 ALIGNTEXT32
 189 LLBL(K_GTP13DNRR_top):
 190     MOVSS( S(0), XMM4 )                         /* ox */
 191     MULSS( XMM0, XMM4 )                         /* ox*m0 */
 192     ADDSS( XMM1, XMM4 )                         /* ox*m0+m12 */
 193     MOVSS( XMM4, D(0) )
 194
 195     MOVSS( XMM2, D(1) )
 196     MOVSS( XMM3, D(2) )
 197
 198 LLBL(K_GTP13DNRR_skip):
 199     ADD_L    ( CONST(16), EDI )
 200     ADD_L    ( EAX, ESI )
 201     CMP_L    ( ECX, EDI )
 202     JNE      ( LLBL(K_GTP13DNRR_top) )
 203
 204 LLBL(K_GTP13DNRR_finish):
 205     POP_L    ( EDI )
 206     POP_L    ( ESI )
 207     RET
 208 #undef FRAME_OFFSET
 209
 210
 211
 212 ALIGNTEXT4
 213 GLOBL GLNAME(_mesa_sse_transform_points1_perspective)
 214 GLNAME(_mesa_sse_transform_points1_perspective):
 215
 216 #define FRAME_OFFSET 8
 217     PUSH_L   ( ESI )
 218     PUSH_L   ( EDI )
 219
 220     MOV_L( REGOFF(OFFSET_SOURCE+8, ESP), ESI )  /* ptr to source GLvector4f */
 221     MOV_L( REGOFF(OFFSET_DEST+8, ESP), EDI )    /* ptr to dest GLvector4f */
 222
 223     MOV_L( ARG_MATRIX, EDX )                    /* ptr to matrix */
 224     MOV_L( REGOFF(V4F_COUNT, ESI), ECX )        /* source count */
 225
 226     TEST_L( ECX, ECX)
 227     JZ( LLBL(K_GTP13PR_finish) )                /* count was zero; go to finish */
 228
 229     MOV_L( REGOFF(V4F_STRIDE, ESI), EAX )       /* stride */
 230     OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) )   /* set dest flags */
 231
 232     MOV_L( ECX, REGOFF(V4F_COUNT, EDI) )        /* set dest count */
 233     MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) )    /* set dest size */
 234
 235     SHL_L( CONST(4), ECX )                      /* count *= 16 */
 236     MOV_L( REGOFF(V4F_START, ESI), ESI )        /* ptr to first source vertex */
 237
 238     MOV_L( REGOFF(V4F_START, EDI), EDI )        /* ptr to first dest vertex */
 239     ADD_L( EDI, ECX )                           /* count += dest ptr */
 240
 241
 242 ALIGNTEXT32
 243     XORPS( XMM0, XMM0 )                         /* 0 | 0 | 0 | 0 */
 244     MOVSS( M(0), XMM1 )                         /* m0 */
 245     MOVSS( M(14), XMM2 )                        /* m14 */
 246
 247 ALIGNTEXT32
 248 LLBL(K_GTP13PR_top):
 249     MOVSS( S(0), XMM3 )                         /* ox */
 250     MULSS( XMM1, XMM3 )                         /* ox*m0 */
 251     MOVSS( XMM3, D(0) )                         /* ox*m0->D(0) */
 252     MOVSS( XMM2, D(2) )                         /* m14->D(2) */
 253
 254     MOVSS( XMM0, D(1) )
 255     MOVSS( XMM0, D(3) )
 256
 257 LLBL(K_GTP13PR_skip):
 258     ADD_L( CONST(16), EDI )
 259     ADD_L( EAX, ESI )
 260     CMP_L( ECX, EDI )
 261     JNE( LLBL(K_GTP13PR_top) )
 262
 263 LLBL(K_GTP13PR_finish):
 264     POP_L    ( EDI )
 265     POP_L    ( ESI )
 266     RET
 267 #undef FRAME_OFFSET
 268
 269
 270 ALIGNTEXT4
 271 GLOBL GLNAME(_mesa_sse_transform_points1_2d)
 272 GLNAME(_mesa_sse_transform_points1_2d):
 273
 274 #define FRAME_OFFSET 8
 275     PUSH_L( ESI )
 276     PUSH_L( EDI )
 277
 278     MOV_L( REGOFF(OFFSET_SOURCE+8, ESP), ESI )  /* ptr to source GLvector4f */
 279     MOV_L( REGOFF(OFFSET_DEST+8, ESP), EDI )    /* ptr to dest GLvector4f */
 280
 281     MOV_L( ARG_MATRIX, EDX )                    /* ptr to matrix */
 282     MOV_L( REGOFF(V4F_COUNT, ESI), ECX )        /* source count */
 283
 284     TEST_L( ECX, ECX)
 285     JZ( LLBL(K_GTP13P2DR_finish) )              /* count was zero; go to finish */
 286
 287     MOV_L( REGOFF(V4F_STRIDE, ESI), EAX )       /* stride */
 288     OR_L( CONST(VEC_SIZE_2), REGOFF(V4F_FLAGS, EDI) )   /* set dest flags */
 289
 290     MOV_L( ECX, REGOFF(V4F_COUNT, EDI) )        /* set dest count */
 291     MOV_L( CONST(2), REGOFF(V4F_SIZE, EDI) )    /* set dest size */
 292
 293     SHL_L( CONST(4), ECX )                      /* count *= 16 */
 294     MOV_L( REGOFF(V4F_START, ESI), ESI )        /* ptr to first source vertex */
 295
 296     MOV_L( REGOFF(V4F_START, EDI), EDI )        /* ptr to first dest vertex */
 297     ADD_L( EDI, ECX )                           /* count += dest ptr */
 298
 299 ALIGNTEXT32
 300     MOVLPS( M(0), XMM0 )                        /* m1  | m0  */
 301     MOVLPS( M(12), XMM1 )                       /* m13 | m12 */
 302
 303 ALIGNTEXT32
 304 LLBL(K_GTP13P2DR_top):
 305     MOVSS( S(0), XMM2 )                         /* ox */
 306     SHUFPS( CONST(0x0), XMM2, XMM2 )            /* ox | ox | ox | ox */
 307     MULPS( XMM0, XMM2 )                         /* - | - | ox*m1 | ox*m0 */
 308     ADDPS( XMM1, XMM2 )                         /* - | - | ox*m1+m13 | ox*m0+m12 */
 309     MOVLPS( XMM2, D(0) )
 310
 311 LLBL(K_GTP13P2DR_skip):
 312     ADD_L    ( CONST(16), EDI )
 313     ADD_L    ( EAX, ESI )
 314     CMP_L    ( ECX, EDI )
 315     JNE      ( LLBL(K_GTP13P2DR_top) )
 316
 317 LLBL(K_GTP13P2DR_finish):
 318     POP_L    ( EDI )
 319     POP_L    ( ESI )
 320     RET
 321 #undef FRAME_OFFSET
 322
 323
 324 ALIGNTEXT4
 325 GLOBL GLNAME(_mesa_sse_transform_points1_2d_no_rot)
 326 GLNAME(_mesa_sse_transform_points1_2d_no_rot):
 327
 328 #define FRAME_OFFSET 8
 329         PUSH_L( ESI )
 330         PUSH_L( EDI )
 331
 332         MOV_L( REGOFF(OFFSET_SOURCE+8, ESP), ESI )      /* ptr to source GLvector4f */
 333         MOV_L( REGOFF(OFFSET_DEST+8, ESP), EDI )        /* ptr to dest GLvector4f */
 334
 335         MOV_L( ARG_MATRIX, EDX )                /* ptr to matrix */
 336         MOV_L( REGOFF(V4F_COUNT, ESI), ECX )    /* source count */
 337
 338         TEST_L( ECX, ECX)
 339         JZ( LLBL(K_GTP13P2DNRR_finish) )        /* count was zero; go to finish */
 340
 341         MOV_L( REGOFF(V4F_STRIDE, ESI), EAX )   /* stride */
 342         OR_L( CONST(VEC_SIZE_2), REGOFF(V4F_FLAGS, EDI) )       /* set dest flags */
 343
 344         MOV_L( ECX, REGOFF(V4F_COUNT, EDI) )    /* set dest count */
 345         MOV_L( CONST(2), REGOFF(V4F_SIZE, EDI) )        /* set dest size */
 346
 347         SHL_L( CONST(4), ECX )                  /* count *= 16 */
 348         MOV_L( REGOFF(V4F_START, ESI), ESI )    /* ptr to first source vertex */
 349
 350         MOV_L( REGOFF(V4F_START, EDI), EDI )    /* ptr to first dest vertex */
 351         ADD_L( EDI, ECX )                       /* count += dest ptr */
 352
 353 ALIGNTEXT32
 354         MOVSS( M(0), XMM0 )                     /* m0 */
 355         MOVSS( M(12), XMM1 )                    /* m12 */
 356         MOVSS( M(13), XMM2 )                    /* m13 */
 357
 358 ALIGNTEXT32
 359 LLBL(K_GTP13P2DNRR_top):
 360         MOVSS( S(0), XMM3 )                     /* ox */
 361         MULSS( XMM0, XMM3 )                     /* ox*m0 */
 362         ADDSS( XMM1, XMM3 )                     /* ox*m0+m12 */
 363         MOVSS( XMM3, D(0) )
 364         MOVSS( XMM2, D(1) )
 365
 366 LLBL(K_GTP13P2DNRR_skip):
 367         ADD_L( CONST(16), EDI )
 368         ADD_L( EAX, ESI )
 369         CMP_L( ECX, EDI )
 370         JNE( LLBL(K_GTP13P2DNRR_top) )
 371
 372 LLBL(K_GTP13P2DNRR_finish):
 373         POP_L( EDI )
 374         POP_L( ESI )
 375         RET
 376 #undef FRAME_OFFSET
 377
 378
 379
 380 ALIGNTEXT4
 381 GLOBL GLNAME(_mesa_sse_transform_points1_3d)
 382 GLNAME(_mesa_sse_transform_points1_3d):
 383
 384 #define FRAME_OFFSET 8
 385         PUSH_L( ESI )
 386         PUSH_L( EDI )
 387
 388         MOV_L( REGOFF(OFFSET_SOURCE+8, ESP), ESI )      /* ptr to source GLvector4f */
 389         MOV_L( REGOFF(OFFSET_DEST+8, ESP), EDI )        /* ptr to dest GLvector4f */
 390
 391         MOV_L( ARG_MATRIX, EDX )                /* ptr to matrix */
 392         MOV_L( REGOFF(V4F_COUNT, ESI), ECX )    /* source count */
 393
 394         TEST_L( ECX, ECX)
 395         JZ( LLBL(K_GTP13P3DR_finish) )  /* count was zero; go to finish */
 396
 397         MOV_L( REGOFF(V4F_STRIDE, ESI), EAX )   /* stride */
 398         OR_L( CONST(VEC_SIZE_3), REGOFF(V4F_FLAGS, EDI) )       /* set dest flags */
 399
 400         MOV_L( ECX, REGOFF(V4F_COUNT, EDI) )    /* set dest count */
 401         MOV_L( CONST(3), REGOFF(V4F_SIZE, EDI) )        /* set dest size */
 402
 403         SHL_L( CONST(4), ECX )                  /* count *= 16 */
 404         MOV_L( REGOFF(V4F_START, ESI), ESI )    /* ptr to first source vertex */
 405
 406         MOV_L( REGOFF(V4F_START, EDI), EDI )    /* ptr to first dest vertex */
 407         ADD_L( EDI, ECX )                       /* count += dest ptr */
 408
 409
 410 ALIGNTEXT32
 411         MOVAPS( M(0), XMM0 )                    /* m3  | m2  | m1  |  m0 */
 412         MOVAPS( M(12), XMM1 )                   /* m15 | m14 | m13 | m12 */
 413
 414 ALIGNTEXT32
 415 LLBL(K_GTP13P3DR_top):
 416         MOVSS( S(0), XMM2 )                     /* ox */
 417         SHUFPS( CONST(0x0), XMM2, XMM2 )        /* ox | ox | ox | ox */
 418         MULPS( XMM0, XMM2 )                     /* ox*m3 | ox*m2 | ox*m1 | ox*m0 */
 419         ADDPS( XMM1, XMM2 )                     /* +m15  | +m14  | +m13  | +m12  */
 420         MOVLPS( XMM2, D(0) )                    /*   -   |   -   | ->D(1)| ->D(0)*/
 421         UNPCKHPS( XMM2, XMM2 )                  /* ox*m3+m15 | ox*m3+m15 | ox*m2+m14 | ox*m2+m14 */
 422         MOVSS( XMM2, D(2) )
 423
 424 LLBL(K_GTP13P3DR_skip):
 425         ADD_L( CONST(16), EDI )
 426         ADD_L( EAX, ESI )
 427         CMP_L( ECX, EDI )
 428         JNE( LLBL(K_GTP13P3DR_top) )
 429
 430 LLBL(K_GTP13P3DR_finish):
 431         POP_L( EDI )
 432         POP_L( ESI )
 433         RET
 434 #undef FRAME_OFFSET
 435 #endif