mono/mini/basic-simd.cs

   1 using System;
   2 using Mono.Simd;
   3
   4 public class SimdTests {
   5         public static int test_0_vector4ui_sar () {
   6                 Vector4ui a = new Vector4ui (0xF0000000u,20,3,40);
   7
   8                 Vector4ui c = Vector4ui.ShiftRightArithmetic (a, 2);
   9
  10                 if (c.X != 0xFC000000)
  11                         return 1;
  12                 if (c.Y != 5)
  13                         return 2;
  14                 if (c.Z != 0)
  15                         return 3;
  16                 if (c.W != 10)
  17                         return 4;
  18                 return 0;
  19         }
  20
  21         public static int test_0_vector4ui_unpack_high () {
  22                 Vector4ui a = new Vector4ui (1,2,3,4);
  23                 Vector4ui b = new Vector4ui (5,6,7,8);
  24
  25                 Vector4ui c = Vector4ui.UnpackHigh(a, b);
  26
  27                 if (c.X != 3)
  28                         return 1;
  29                 if (c.Y != 7)
  30                         return 2;
  31                 if (c.Z != 4)
  32                         return 3;
  33                 if (c.W != 8)
  34                         return 4;
  35                 return 0;
  36         }
  37
  38         public  static int test_0_vector4ui_unpack_low () {
  39                 Vector4ui a = new Vector4ui (1,2,3,4);
  40                 Vector4ui b = new Vector4ui (5,6,7,8);
  41
  42                 Vector4ui c = Vector4ui.UnpackLow (a, b);
  43
  44                 if (c.X != 1)
  45                         return 1;
  46                 if (c.Y != 5)
  47                         return 2;
  48                 if (c.Z != 2)
  49                         return 3;
  50                 if (c.W != 6)
  51                         return 4;
  52                 return 0;
  53         }
  54
  55         public  static int test_0_vector4ui_xor () {
  56                 Vector4ui a = new Vector4ui (1,2,3,4);
  57                 Vector4ui b = new Vector4ui (7,5,3,1);
  58
  59                 Vector4ui c = a ^ b;
  60
  61                 if (c.X != 6)
  62                         return 1;
  63                 if (c.Y != 7)
  64                         return 2;
  65                 if (c.Z != 0)
  66                         return 3;
  67                 if (c.W != 5)
  68                         return 4;
  69                 return 0;
  70         }
  71
  72         public  static int test_0_vector4ui_or () {
  73                 Vector4ui a = new Vector4ui (1,2,3,4);
  74                 Vector4ui b = new Vector4ui (7,5,3,1);
  75
  76                 Vector4ui c = a | b;
  77
  78                 if (c.X != 7)
  79                         return 1;
  80                 if (c.Y != 7)
  81                         return 2;
  82                 if (c.Z != 3)
  83                         return 3;
  84                 if (c.W != 5)
  85                         return 4;
  86                 return 0;
  87         }
  88         public  static int test_0_vector4ui_and () {
  89                 Vector4ui a = new Vector4ui (1,2,3,4);
  90                 Vector4ui b = new Vector4ui (7,5,3,1);
  91
  92                 Vector4ui c = a & b;
  93
  94                 if (c.X != 1)
  95                         return 1;
  96                 if (c.Y != 0)
  97                         return 2;
  98                 if (c.Z != 3)
  99                         return 3;
 100                 if (c.W != 0)
 101                         return 4;
 102                 return 0;
 103         }
 104
 105         public  static int test_0_vector4ui_shr () {
 106                 Vector4ui a = new Vector4ui (0xF0000000u,20,3,40);
 107
 108                 Vector4ui c = a >> 2;
 109
 110                 if (c.X != 0x3C000000)
 111                         return 1;
 112                 if (c.Y != 5)
 113                         return 2;
 114                 if (c.Z != 0)
 115                         return 3;
 116                 if (c.W != 10)
 117                         return 4;
 118                 return 0;
 119         }
 120
 121         public  static int test_0_vector4ui_shl () {
 122                 Vector4ui a = new Vector4ui (10,20,3,40);
 123
 124                 Vector4ui c = a << 2;
 125
 126                 if (c.X != 40)
 127                         return 1;
 128                 if (c.Y != 80)
 129                         return 2;
 130                 if (c.Z != 12)
 131                         return 3;
 132                 if (c.W != 160)
 133                         return 4;
 134                 return 0;
 135         }
 136
 137         public  static int test_0_vector4ui_mul () {
 138                 Vector4ui a = new Vector4ui (0x8888,20,3,40);
 139                 Vector4ui b = new Vector4ui (0xFF00FF00u,2,3,4);
 140
 141                 Vector4ui c = a * b;
 142
 143                 if (c.X != 0xffff7800)
 144                         return 1;
 145                 if (c.Y != 40)
 146                         return 2;
 147                 if (c.Z != 9)
 148                         return 3;
 149                 if (c.W != 160)
 150                         return 4;
 151                 return 0;
 152         }
 153         public  static int test_0_vector4ui_sub () {
 154                 Vector4ui a = new Vector4ui (1,20,3,40);
 155                 Vector4ui b = new Vector4ui (0xFF00FF00u,2,3,4);
 156
 157                 Vector4ui c = a - b;
 158
 159                 if (c.X != 0xff0101)
 160                         return 1;
 161                 if (c.Y != 18)
 162                         return 2;
 163                 if (c.Z != 0)
 164                         return 3;
 165                 if (c.W != 36)
 166                         return 4;
 167                 return 0;
 168         }
 169
 170         public  static int test_0_vector4ui_add () {
 171                 Vector4ui a = new Vector4ui (0xFF00FF00u,2,3,4);
 172                 Vector4ui b = new Vector4ui (0xFF00FF00u,2,3,4);
 173
 174                 Vector4ui c = a + b;
 175
 176                 if (c.X != 0xfe01fe00)
 177                         return 1;
 178                 if (c.Y != 4)
 179                         return 2;
 180                 if (c.Z != 6)
 181                         return 3;
 182                 if (c.W != 8)
 183                         return 4;
 184                 return 0;
 185         }
 186
 187
 188         static int test_0_vector4ui_accessors () {
 189                 Vector4ui a = new Vector4ui (1,2,3,4);
 190
 191                 if (a.X != 1)
 192                         return 1;
 193                 if (a.Y != 2)
 194                         return 2;
 195                 if (a.Z != 3)
 196                         return 3;
 197                 if (a.W != 4)
 198                         return 4;
 199                 a.X = 10;
 200                 a.Y = 20;
 201                 a.Z = 30;
 202                 a.W = 40;
 203
 204                 if (a.X != 10)
 205                         return 5;
 206                 if (a.Y != 20)
 207                         return 6;
 208                 if (a.Z != 30)
 209                         return 7;
 210                 if (a.W != 40)
 211                         return 8;
 212                 return 0;
 213         }
 214
 215         static int test_0_vector8us_sub_sat () {
 216                 Vector8us a = new Vector8us (0xF000,1,20,3,4,5,6,7);
 217                 Vector8us b = new Vector8us (0xFF00,4,5,6,7,8,9,10);
 218                 Vector8us c = Vector8us.SubWithSaturation (a, b);
 219
 220                 if (c.V0 != 0)
 221                         return 1;
 222                 if (c.V1 != 0)
 223                         return 2;
 224                 if (c.V2 != 15)
 225                         return 3;
 226                 if (c.V3 != 0)
 227                         return 4;
 228                 if (c.V4 != 0)
 229                         return 5;
 230                 if (c.V5 != 0)
 231                         return 6;
 232                 if (c.V6 != 0)
 233                         return 7;
 234                 if (c.V7 != 0)
 235                         return 8;
 236                 return 0;
 237         }
 238
 239         static int test_0_vector8us_add_sat () {
 240                 Vector8us a = new Vector8us (0xFF00,1,2,3,4,5,6,7);
 241                 Vector8us b = new Vector8us (0xFF00,4,5,6,7,8,9,10);
 242                 Vector8us c = Vector8us.AddWithSaturation (a, b);
 243
 244                 if (c.V0 != 0xFFFF)
 245                         return 1;
 246                 if (c.V1 != 5)
 247                         return 2;
 248                 if (c.V2 != 7)
 249                         return 3;
 250                 if (c.V3 != 9)
 251                         return 4;
 252                 if (c.V4 != 11)
 253                         return 5;
 254                 if (c.V5 != 13)
 255                         return 6;
 256                 if (c.V6 != 15)
 257                         return 7;
 258                 if (c.V7 != 17)
 259                         return 8;
 260                 return 0;
 261         }
 262
 263         static int test_0_vector8us_unpack_low () {
 264                 Vector8us a = new Vector8us (0,1,2,3,4,5,6,7);
 265                 Vector8us b = new Vector8us (3,4,5,6,7,8,9,10);
 266                 Vector8us c = Vector8us.UnpackLow (a, b);
 267
 268                 if (c.V0 != 0)
 269                         return 1;
 270                 if (c.V1 != 3)
 271                         return 2;
 272                 if (c.V2 != 1)
 273                         return 3;
 274                 if (c.V3 != 4)
 275                         return 4;
 276                 if (c.V4 != 2)
 277                         return 5;
 278                 if (c.V5 != 5)
 279                         return 6;
 280                 if (c.V6 != 3)
 281                         return 7;
 282                 if (c.V7 != 6)
 283                         return 8;
 284                 return 0;
 285         }
 286
 287
 288         static int test_0_vector8us_shift_left () {
 289                 Vector8us a = new Vector8us (0xFF00,1,2,3,4,5,6,7);
 290                 int amt = 2;
 291                 Vector8us c = a << amt;
 292
 293                 if (c.V0 != 0xFC00)
 294                         return 1;
 295                 if (c.V1 != 4)
 296                         return 2;
 297                 if (c.V7 != 28)
 298                         return 3;
 299                 return 0;
 300         }
 301
 302         static int test_0_vector8us_shift_right_arithmetic () {
 303                 Vector8us a = new Vector8us (0xFF00,1,2,3,4,5,6,7);
 304                 int amt = 2;
 305                 Vector8us c = Vector8us.ShiftRightArithmetic (a, amt);
 306
 307                 if (c.V0 != 0xFFC0)
 308                         return 1;
 309                 if (c.V1 != 0)
 310                         return 2;
 311                 if (c.V7 != 1)
 312                         return 3;
 313                 return 0;
 314         }
 315
 316         static int test_0_vector8us_shift_variable_offset () {
 317                 int off = 2;
 318                 Vector8us a = new Vector8us (0xF000,1,2,3,4,5,6,7);
 319                 Vector8us b = a;
 320                 Vector8us c = b >> off;
 321                 a = b + b;
 322
 323                 if (c.V0 != 0x3C00)
 324                         return 1;
 325                 if (c.V1 != 0)
 326                         return 2;
 327                 if (c.V7 != 1)
 328                         return 3;
 329                 if (a.V1 != 2)
 330                         return 4;
 331                 if (a.V7 != 14)
 332                         return 5;
 333                 return 0;
 334         }
 335
 336
 337         static int test_0_vector8us_shift_operand_is_live_after_op () {
 338                 Vector8us a = new Vector8us (0xF000,1,2,3,4,5,6,7);
 339                 Vector8us b = a;
 340                 Vector8us c = b >> 2;
 341                 a = b + b;
 342
 343                 if (c.V0 != 0x3C00)
 344                         return 1;
 345                 if (c.V1 != 0)
 346                         return 2;
 347                 if (c.V7 != 1)
 348                         return 3;
 349                 if (a.V1 != 2)
 350                         return 4;
 351                 if (a.V7 != 14)
 352                         return 5;
 353                 return 0;
 354         }
 355
 356         static int test_0_vector8us_shr_constant () {
 357                 Vector8us a = new Vector8us (0xF000,1,2,3,4,5,6,7);
 358                 Vector8us c = a >> 2;
 359
 360                 if (c.V0 != 0x3C00)
 361                         return 1;
 362                 if (c.V1 != 0)
 363                         return 2;
 364                 if (c.V7 != 1)
 365                         return 3;
 366                 return 0;
 367         }
 368
 369         static int test_0_vector8us_mul () {
 370                 Vector8us a = new Vector8us (0x0F00,4,5,6,7,8,9,10);
 371                 Vector8us b = new Vector8us (0x0888,1,2,3,4,5,6,8);
 372
 373                 Vector8us c = a * b;
 374                 if (c.V0 != 63488)
 375                         return 1;
 376                 if (c.V1 != 4)
 377                         return 2;
 378                 if (c.V7 != 80)
 379                         return 3;
 380                 return 0;
 381         }
 382
 383         static int test_0_vector8us_add () {
 384                 Vector8us a = new Vector8us (0xFF00,4,5,6,7,8,9,10);
 385                 Vector8us b = new Vector8us (0x8888,1,2,3,4,5,6,8);
 386
 387                 Vector8us c = a + b;
 388                 if (c.V0 != 34696)
 389                         return 1;
 390                 if (c.V1 != 5)
 391                         return 2;
 392                 if (c.V7 != 18)
 393                         return 3;
 394                 return 0;
 395         }
 396
 397
 398         static int test_0_vector8us_sub () {
 399                 Vector8us a = new Vector8us (3,4,5,6,7,8,9,10);
 400                 Vector8us b = new Vector8us (10,1,2,3,4,5,6,8);
 401
 402                 Vector8us c = a - b;
 403
 404                 if (c.V0 != 65529)
 405                         return 1;
 406                 if (c.V1 != 3)
 407                         return 2;
 408                 if (c.V7 != 2)
 409                         return 3;
 410                 return 0;
 411         }
 412
 413
 414         static int test_0_vector8us_accessors () {
 415                 Vector8us a = new Vector8us (0,1,2,3,4,5,6,7);
 416
 417                 if (a.V0 != 0)
 418                         return 1;
 419                 if (a.V1 != 1)
 420                         return 2;
 421                 if (a.V2 != 2)
 422                         return 3;
 423                 if (a.V3 != 3)
 424                         return 4;
 425                 if (a.V4 != 4)
 426                         return 5;
 427                 if (a.V5 != 5)
 428                         return 6;
 429                 if (a.V6 != 6)
 430                         return 7;
 431                 if (a.V7 != 7)
 432                         return 8;
 433                 a.V0 = 10;
 434                 a.V1 = 20;
 435                 a.V2 = 30;
 436                 a.V3 = 40;
 437                 a.V4 = 50;
 438                 a.V5 = 60;
 439                 a.V6 = 70;
 440                 a.V7 = 80;
 441
 442                 if (a.V0 != 10)
 443                         return 17;
 444                 if (a.V1 != 20)
 445                         return 18;
 446                 if (a.V2 != 30)
 447                         return 19;
 448                 if (a.V3 != 40)
 449                         return 20;
 450                 if (a.V4 != 50)
 451                         return 21;
 452                 if (a.V5 != 60)
 453                         return 22;
 454                 if (a.V6 != 70)
 455                         return 23;
 456                 if (a.V7 != 80)
 457                         return 24;
 458
 459                 return 0;
 460         }
 461
 462
 463         static int test_0_vector16b_unpack_high () {
 464                 Vector16b a = new Vector16b (0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15);
 465                 Vector16b b = new Vector16b (9,10,11,12,13,14,15,0,1,2,3,4,5,6,7,8);
 466                 Vector16b c = Vector16b.UnpackHigh (a, b);
 467
 468                 if (c.V0 != 8)
 469                         return 1;
 470                 if (c.V1 != 1)
 471                         return 2;
 472                 if (c.V2 != 9)
 473                         return 3;
 474                 if (c.V3 != 2)
 475                         return 4;
 476                 if (c.V4 != 10)
 477                         return 5;
 478                 if (c.V5 != 3)
 479                         return 6;
 480                 if (c.V14 != 15)
 481                         return 7;
 482                 if (c.V15 != 8)
 483                         return 8;
 484                 return 0;
 485         }
 486
 487         static int test_0_vector16b_unpack_low () {
 488                 Vector16b a = new Vector16b (0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15);
 489                 Vector16b b = new Vector16b (9,10,11,12,13,14,15,0,1,2,3,4,5,6,7,8);
 490                 Vector16b c = Vector16b.UnpackLow (a, b);
 491
 492                 if (c.V0 != 0)
 493                         return 1;
 494                 if (c.V1 != 9)
 495                         return 2;
 496                 if (c.V2 != 1)
 497                         return 3;
 498                 if (c.V3 != 10)
 499                         return 4;
 500                 if (c.V4 != 2)
 501                         return 5;
 502                 if (c.V5 != 11)
 503                         return 6;
 504                 if (c.V14 != 7)
 505                         return 7;
 506                 if (c.V15 != 0)
 507                         return 8;
 508                 return 0;
 509         }
 510
 511         static int test_0_vector16b_sar () {
 512                 Vector16b a = new Vector16b (0xF0,20,3,40,0,0,0,0,0,0,0,0,0,0,0,0);
 513
 514                 Vector16b c = Vector16b.ShiftRightArithmetic (a, 2);
 515                 if (c.V0 != 0xFC)
 516                         return 1;
 517                 if (c.V1 != 5)
 518                         return 1;
 519                 if (c.V2 != 0)
 520                         return 2;
 521                 if (c.V3 != 10)
 522                         return 3;
 523                 return 0;
 524         }
 525
 526         static int test_0_vector16b_sub_sat () {
 527                 Vector16b a = new Vector16b (100,10,11,12,13,14,15,0,1,2,3,4,5,6,7,8);
 528                 Vector16b b = new Vector16b (200,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15);
 529                 Vector16b c = Vector16b.SubWithSaturation (a, b);
 530
 531                 if (c.V0 != 0)
 532                         return 1;
 533                 if (c.V1 != 9)
 534                         return 2;
 535                 if (c.V15 != 0)
 536                         return 3;
 537                 return 0;
 538         }
 539
 540         static int test_0_vector16b_add_sat () {
 541                 Vector16b a = new Vector16b (200,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15);
 542                 Vector16b b = new Vector16b (200,10,11,12,13,14,15,0,1,2,3,4,5,6,7,8);
 543                 Vector16b c = Vector16b.AddWithSaturation (a, b);
 544
 545                 if (c.V0 != 255)
 546                         return 1;
 547                 if (c.V1 != 11)
 548                         return 2;
 549                 if (c.V15 != 23)
 550                         return 3;
 551                 return 0;
 552         }
 553
 554         static int test_0_vector16b_add_ovf () {
 555                 Vector16b a = new Vector16b (200,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15);
 556                 Vector16b b = new Vector16b (200,10,11,12,13,14,15,0,1,2,3,4,5,6,7,8);
 557                 Vector16b c = a + b;
 558
 559                 if (c.V0 != 144)
 560                         return 1;
 561                 if (c.V1 != 11)
 562                         return 2;
 563                 if (c.V15 != 23)
 564                         return 3;
 565                 return 0;
 566         }
 567
 568         static int test_0_vector16b_accessors () {
 569                 Vector16b a = new Vector16b (0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15);
 570
 571                 if (a.V0 != 0)
 572                         return 1;
 573                 if (a.V1 != 1)
 574                         return 2;
 575                 if (a.V2 != 2)
 576                         return 3;
 577                 if (a.V3 != 3)
 578                         return 4;
 579                 if (a.V4 != 4)
 580                         return 5;
 581                 if (a.V5 != 5)
 582                         return 6;
 583                 if (a.V6 != 6)
 584                         return 7;
 585                 if (a.V7 != 7)
 586                         return 8;
 587                 if (a.V8 != 8)
 588                         return 9;
 589                 if (a.V9 != 9)
 590                         return 10;
 591                 if (a.V10 != 10)
 592                         return 11;
 593                 if (a.V11 != 11)
 594                         return 12;
 595                 if (a.V12 != 12)
 596                         return 13;
 597                 if (a.V13 != 13)
 598                         return 14;
 599                 if (a.V14 != 14)
 600                         return 15;
 601                 if (a.V15 != 15)
 602                         return 16;
 603
 604                 a.V0 = 10;
 605                 a.V1 = 20;
 606                 a.V2 = 30;
 607                 a.V3 = 40;
 608                 a.V4 = 50;
 609                 a.V5 = 60;
 610                 a.V6 = 70;
 611                 a.V7 = 80;
 612                 a.V8 = 90;
 613                 a.V9 = 100;
 614                 a.V10 = 110;
 615                 a.V11 = 120;
 616                 a.V12 = 130;
 617                 a.V13 = 140;
 618                 a.V14 = 150;
 619                 a.V15 = 160;
 620
 621                 if (a.V0 != 10)
 622                         return 17;
 623                 if (a.V1 != 20)
 624                         return 18;
 625                 if (a.V2 != 30)
 626                         return 19;
 627                 if (a.V3 != 40)
 628                         return 20;
 629                 if (a.V4 != 50)
 630                         return 21;
 631                 if (a.V5 != 60)
 632                         return 22;
 633                 if (a.V6 != 70)
 634                         return 23;
 635                 if (a.V7 != 80)
 636                         return 24;
 637                 if (a.V8 != 90)
 638                         return 25;
 639                 if (a.V9 != 100)
 640                         return 26;
 641                 if (a.V10 != 110)
 642                         return 27;
 643                 if (a.V11 != 120)
 644                         return 28;
 645                 if (a.V12 != 130)
 646                         return 29;
 647                 if (a.V13 != 140)
 648                         return 30;
 649                 if (a.V14 != 150)
 650                         return 31;
 651                 if (a.V15 != 160)
 652                         return 32;
 653                 return 0;
 654         }
 655
 656         public static int test_0_accessors () {
 657                 Vector4f a = new Vector4f (1, 2, 3, 4);
 658                 if (a.X != 1f)
 659                         return 1;
 660                 if (a.Y != 2f)
 661                         return 2;
 662                 if (a.Z != 3f)
 663                         return 3;
 664                 if (a.W != 4f)
 665                         return 4;
 666                 return 0;
 667         }
 668
 669         public static int test_0_packed_add_with_stack_tmp () {
 670                 Vector4f a = new Vector4f (1, 2, 3, 4);
 671                 Vector4f b = new Vector4f (5, 6, 7, 8);
 672                 Vector4f c = new Vector4f (-1, -3, -4, -5);
 673                 Vector4f d = a + b + c;
 674                 if (d.X != 5f)
 675                         return 1;
 676                 if (d.Y != 5f)
 677                         return 2;
 678                 if (d.Z != 6f)
 679                         return 3;
 680                 if (d.W != 7f)
 681                         return 4;
 682                 return 0;
 683         }
 684
 685         public static int test_0_simple_packed_add () {
 686                 Vector4f a = new Vector4f (1, 2, 3, 4);
 687                 Vector4f b = new Vector4f (5, 6, 7, 8);
 688                 Vector4f c;
 689                 c = a + b;
 690                 if (c.X != 6f)
 691                         return 1;
 692                 if (c.Y != 8f)
 693                         return 2;
 694                 if (c.Z != 10f)
 695                         return 3;
 696                 if (c.W != 12f)
 697                         return 4;
 698                 return 0;
 699         }
 700
 701         public static int test_0_simple_packed_sub () {
 702                 Vector4f a = new Vector4f (1, 2, 3, 4);
 703                 Vector4f b = new Vector4f (5, 6, 7, 8);
 704                 Vector4f c = b - a;
 705                 if (c.X != 4f)
 706                         return 1;
 707                 if (c.Y != 4f)
 708                         return 2;
 709                 if (c.Z != 4f)
 710                         return 3;
 711                 if (c.W != 4f)
 712                         return 4;
 713                 return 0;
 714         }
 715
 716         public static int test_0_simple_packed_mul () {
 717                 Vector4f a = new Vector4f (1, 2, 3, 4);
 718                 Vector4f b = new Vector4f (5, 6, 7, 8);
 719                 Vector4f c = b * a;
 720                 if (c.X != 5f)
 721                         return 1;
 722                 if (c.Y != 12f)
 723                         return 2;
 724                 if (c.Z != 21f)
 725                         return 3;
 726                 if (c.W != 32f)
 727                         return 4;
 728                 return 0;
 729         }
 730
 731         public static int test_0_simple_packed_div () {
 732                 Vector4f a = new Vector4f (2, 2, 3, 4);
 733                 Vector4f b = new Vector4f (20, 10, 33, 12);
 734                 Vector4f c = b / a;
 735                 if (c.X != 10f)
 736                         return 1;
 737                 if (c.Y != 5f)
 738                         return 2;
 739                 if (c.Z != 11f)
 740                         return 3;
 741                 if (c.W != 3f)
 742                         return 4;
 743                 return 0;
 744         }
 745
 746         public static int test_0_simple_packed_sqrt () {
 747                 Vector4f a = new Vector4f (16, 4, 9, 25);
 748                 a = Vector4f.Sqrt (a);
 749                 if (a.X != 4f)
 750                         return 1;
 751                 if (a.Y != 2f)
 752                         return 2;
 753                 if (a.Z != 3f)
 754                         return 3;
 755                 if (a.W != 5f)
 756                         return 4;
 757                 return 0;
 758         }
 759
 760         public static int test_0_simple_packed_invsqrt () {
 761                 Vector4f a = new Vector4f (16, 4, 100, 25);
 762                 //this function has VERY low precision
 763                 a = Vector4f.InvSqrt (a);
 764                 if (a.X < (1/4f - 0.01f) || a.X > (1/4f + 0.01f))
 765                         return 1;
 766                 if (a.Y < (1/2f - 0.01f) || a.Y > (1/2f + 0.01f))
 767                         return 2;
 768                 if (a.Z < (1/10f - 0.01f) || a.Z > (1/10f + 0.01f))
 769                         return 3;
 770                 if (a.W < (1/5f - 0.01f) || a.W > (1/5f + 0.01f))
 771                         return 4;
 772                 return 0;
 773         }
 774
 775         public static int test_0_simple_packed_min () {
 776                 Vector4f a = new Vector4f (16, -4, 9, 25);
 777                 Vector4f b = new Vector4f (5, 3, 9, 0);
 778                 Vector4f c = Vector4f.Min (a, b);
 779                 if (c.X != 5f)
 780                         return 1;
 781                 if (c.Y != -4f)
 782                         return 2;
 783                 if (c.Z != 9f)
 784                         return 3;
 785                 if (c.W != 0f)
 786                         return 4;
 787                 return 0;
 788         }
 789
 790         public static int test_0_simple_packed_max () {
 791                 Vector4f a = new Vector4f (16, -4, 9, 25);
 792                 Vector4f b = new Vector4f (5, 3, 9, 0);
 793                 Vector4f c = Vector4f.Max (a, b);
 794                 if (c.X != 16f)
 795                         return 1;
 796                 if (c.Y != 3f)
 797                         return 2;
 798                 if (c.Z != 9f)
 799                         return 3;
 800                 if (c.W != 25f)
 801                         return 4;
 802                 return 0;
 803         }
 804
 805         public static int test_0_simple_packed_hadd () {
 806                 Vector4f a = new Vector4f (5, 5, 6, 6);
 807                 Vector4f b = new Vector4f (7, 7, 8, 8);
 808                 Vector4f c = Vector4f.HorizontalAdd (a, b);
 809                 if (c.X != 10f)
 810                         return 1;
 811                 if (c.Y != 12f)
 812                         return 2;
 813                 if (c.Z != 14f)
 814                         return 3;
 815                 if (c.W != 16f)
 816                         return 4;
 817                 return 0;
 818         }
 819
 820         public static int test_0_simple_packed_hsub () {
 821                 Vector4f a = new Vector4f (5, 2, 6, 1);
 822                 Vector4f b = new Vector4f (7, 0, 8, 3);
 823                 Vector4f c = Vector4f.HorizontalSub (a, b);
 824                 if (c.X != 3f)
 825                         return 1;
 826                 if (c.Y != 5f)
 827                         return 2;
 828                 if (c.Z != 7f)
 829                         return 3;
 830                 if (c.W != 5f)
 831                         return 4;
 832                 return 0;
 833         }
 834
 835         public static int test_0_simple_packed_addsub () {
 836                 Vector4f a = new Vector4f (5, 2, 6, 1);
 837                 Vector4f b = new Vector4f (7, 0, 8, 3);
 838                 Vector4f c = Vector4f.AddSub (a, b);
 839                 if (c.X != -2f)
 840                         return 1;
 841                 if (c.Y != 2f)
 842                         return 2;
 843                 if (c.Z != -2f)
 844                         return 3;
 845                 if (c.W != 4f)
 846                         return 4;
 847                 return 0;
 848         }
 849
 850         public static int test_0_simple_packed_shuffle () {
 851                 Vector4f a = new Vector4f (1, 2, 3, 4);
 852                 a = Vector4f.Shuffle(a, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 853                 if (a.X != 2f)
 854                         return 1;
 855                 if (a.Y != 4f)
 856                         return 2;
 857                 if (a.Z != 1f)
 858                         return 3;
 859                 if (a.W != 3f)
 860                         return 4;
 861                 return 0;
 862         }
 863
 864         public static int test_0_packed_shuffle_with_reg_pressure () {
 865                 Vector4f v = new Vector4f (1, 2, 3, 4);
 866                 Vector4f m0 = v + v, m1 = v - v, m2 = v * v, m3 = v + v + v;
 867                 if (ff) v = v + v -v    ;
 868
 869                 Vector4f r0 = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 870                 Vector4f r1 = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 871                 Vector4f x = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 872                 Vector4f r2 = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 873                 Vector4f r3 = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 874                 Vector4f a = x;
 875
 876                 r0 = r0 * m0 + x;
 877                 r1 = r1 * m1 + x;
 878                 x = x - v + v;
 879                 r2 = r2 * m2 + x;
 880                 r3 = r3 * m3 + x;
 881                 Vector4f result = r0 + r1 + r2 + r3;
 882
 883                 if (a.X != 2f)
 884                         return 1;
 885                 if (a.Y != 4f)
 886                         return 2;
 887                 if (a.Z != 1f)
 888                         return 3;
 889                 if (a.W != 3f)
 890                         return 4;
 891                 if (result.Y != result.Y)
 892                         return 0;
 893                 return 0;
 894         }
 895
 896         public static int test_24_regs_pressure_a () {
 897                 Vector4f a = new Vector4f (1, 2, 3, 4);
 898                 Vector4f b = a + a;
 899                 Vector4f c = b * a;
 900                 Vector4f d = a - b;
 901                 c = a + b + c + d;
 902                 return (int)c.Z;
 903         }
 904
 905         public static int test_54_regs_pressure_b () {
 906                 Vector4f a = new Vector4f (1, 2, 3, 4);
 907                 Vector4f b = a + a;
 908                 Vector4f c = b - a;
 909                 Vector4f d = c - a;
 910                 Vector4f e = a + b + c;
 911                 Vector4f f = d - b + a - c;
 912                 Vector4f g = a - d * f - c + b;
 913                 Vector4f h = a * b - c + e;
 914                 Vector4f i = h - g - f - e - d - c - b - a;
 915                 Vector4f j = a + b + c + d + e + f + g + h + i;
 916                 return (int)j.Z;
 917         }
 918
 919         static bool ff;
 920         public static int test_3_single_block_var_is_properly_promoted () {
 921                 Vector4f a = new Vector4f (4, 5, 6, 7);
 922                 if (ff)
 923                         a = a - a;
 924                 else {
 925                         Vector4f b = new Vector4f (1, 2, 3, 4);
 926                         Vector4f c = b;
 927                         a = a - b;
 928                         if (ff) {
 929                                 c = a;
 930                                 a = c;
 931                         }
 932                 }
 933                 return (int)a.X;
 934         }
 935
 936         static float float_val = 45f;
 937
 938         public static int test_0_sse2_opt_and_simd_intrinsic_proper_regalloc () {
 939                 Vector4f v = new Vector4f (1, 2, 3, 4);
 940                 float f = float_val;
 941                 int x = (int)f;
 942                 if (v.X != 1f)
 943                         return 1;
 944                 if (x != 45f)
 945                         return 2;
 946                 return 0;
 947         }
 948
 949         public static int Main () {
 950                 return TestDriver.RunTests (typeof (SimdTests));
 951         }
 952 }
 953