mcs/class/Mono.Simd/Mono.Simd/Vector8us.cs

   1 // Vector8us.cs
   2 //
   3 // Author:
   4 //   Rodrigo Kumpera (rkumpera@novell.com)
   5 //
   6 // (C) 2008 Novell, Inc. (http://www.novell.com)
   7 //
   8 // Permission is hereby granted, free of charge, to any person obtaining
   9 // a copy of this software and associated documentation files (the
  10 // "Software"), to deal in the Software without restriction, including
  11 // without limitation the rights to use, copy, modify, merge, publish,
  12 // distribute, sublicense, and/or sell copies of the Software, and to
  13 // permit persons to whom the Software is furnished to do so, subject to
  14 // the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be
  17 // included in all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  20 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  22 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  23 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  24 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  25 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26 //
  27 using System;
  28 using System.Runtime.InteropServices;
  29
  30 namespace Mono.Simd
  31 {
  32         [StructLayout(LayoutKind.Explicit, Pack = 0, Size = 16)]
  33         [CLSCompliant(false)]
  34         public struct Vector8us
  35         {
  36                 [ FieldOffset(0) ]
  37                 internal ushort v0;
  38                 [ FieldOffset(2) ]
  39                 internal ushort v1;
  40                 [ FieldOffset(4) ]
  41                 internal ushort v2;
  42                 [ FieldOffset(6) ]
  43                 internal ushort v3;
  44                 [ FieldOffset(8) ]
  45                 internal ushort v4;
  46                 [ FieldOffset(10) ]
  47                 internal ushort v5;
  48                 [ FieldOffset(12) ]
  49                 internal ushort v6;
  50                 [ FieldOffset(14) ]
  51                 internal ushort v7;
  52
  53                 public Vector8us (ushort v0, ushort v1, ushort v2, ushort v3, ushort v4, ushort v5, ushort v6, ushort v7)
  54                 {
  55                         this.v0 = v0;
  56                         this.v1 = v1;
  57                         this.v2 = v2;
  58                         this.v3 = v3;
  59                         this.v4 = v4;
  60                         this.v5 = v5;
  61                         this.v6 = v6;
  62                         this.v7 = v7;
  63                 }
  64
  65                 public Vector8us (ushort us)
  66                 {
  67                         this.v0 = us;
  68                         this.v1 = us;
  69                         this.v2 = us;
  70                         this.v3 = us;
  71                         this.v4 = us;
  72                         this.v5 = us;
  73                         this.v6 = us;
  74                         this.v7 = us;
  75                 }
  76
  77                 public ushort V0 { get { return v0; } set { v0 = value; } }
  78                 public ushort V1 { get { return v1; } set { v1 = value; } }
  79                 public ushort V2 { get { return v2; } set { v2 = value; } }
  80                 public ushort V3 { get { return v3; } set { v3 = value; } }
  81                 public ushort V4 { get { return v4; } set { v4 = value; } }
  82                 public ushort V5 { get { return v5; } set { v5 = value; } }
  83                 public ushort V6 { get { return v6; } set { v6 = value; } }
  84                 public ushort V7 { get { return v7; } set { v7 = value; } }
  85
  86                 public static Vector8us Identity
  87                 {
  88                         get { return  new Vector8us (1); }
  89                 }
  90
  91                 public static Vector8us Zero
  92                 {
  93                         get { return  new Vector8us (0); }
  94                 }
  95
  96                 [System.Runtime.CompilerServices.IndexerName ("Component")]
  97                 public unsafe ushort this [int index]
  98                 {
  99                         get {
 100                                 if ((index | 0x7) != 0x7) //index < 0 || index > 7
 101                                         throw new ArgumentOutOfRangeException ("index");
 102                                 fixed (ushort *v = &v0) {
 103                                         return * (v + index);
 104                                 }
 105                         }
 106                         set {
 107                                 if ( (index | 0x7) != 0x7) //index < 0 || index > 7
 108                                         throw new ArgumentOutOfRangeException ("index");
 109                                 fixed (ushort *v = &v0) {
 110                                         * (v + index) = value;
 111                                 }
 112                         }
 113                 }
 114
 115                 [Acceleration (AccelMode.SSE2)]
 116                 public static unsafe Vector8us operator + (Vector8us va, Vector8us vb)
 117                 {
 118                         Vector8us res = new Vector8us ();
 119                         ushort *a = &va.v0;
 120                         ushort *b = &vb.v0;
 121                         ushort *c = &res.v0;
 122                         for (int i = 0; i < 8; ++i)
 123                                 *c++ = (ushort)(*a++ + *b++);
 124                         return res;
 125                 }
 126
 127                 [Acceleration (AccelMode.SSE2)]
 128                 public static unsafe Vector8us operator - (Vector8us va, Vector8us vb)
 129                 {
 130                         Vector8us res = new Vector8us ();
 131                         ushort *a = &va.v0;
 132                         ushort *b = &vb.v0;
 133                         ushort *c = &res.v0;
 134                         for (int i = 0; i < 8; ++i)
 135                                 *c++ = (ushort)(*a++ - *b++);
 136                         return res;
 137                 }
 138
 139                 /*
 140                  * NOTE: Thou pmullw states it does signed multiplication, it works for unsigned numbers
 141                  * if only the lower part is considered and the flags disregarded.
 142                  */
 143                 [Acceleration (AccelMode.SSE2)]
 144                 public static unsafe Vector8us operator * (Vector8us va, Vector8us vb)
 145                 {
 146                         Vector8us res = new Vector8us ();
 147                         ushort *a = &va.v0;
 148                         ushort *b = &vb.v0;
 149                         ushort *c = &res.v0;
 150                         for (int i = 0; i < 8; ++i)
 151                                 *c++ = (ushort)(*a++ * (*b++));
 152                         return res;
 153                 }
 154
 155                 [Acceleration (AccelMode.SSE2)]
 156                 public static unsafe Vector8us operator >> (Vector8us va, int amount)
 157                 {
 158                         Vector8us res = new Vector8us ();
 159                         ushort *a = &va.v0;
 160                         ushort *b = &res.v0;
 161                         for (int i = 0; i < 8; ++i)
 162                                 *b++ = (ushort)(*a++ >> amount);
 163                         return res;
 164                 }
 165
 166                 [Acceleration (AccelMode.SSE2)]
 167                 public static unsafe Vector8us operator << (Vector8us va, int amount)
 168                 {
 169                         Vector8us res = new Vector8us ();
 170                         ushort *a = &va.v0;
 171                         ushort *b = &res.v0;
 172                         for (int i = 0; i < 8; ++i)
 173                                 *b++ = (ushort)(*a++ << amount);
 174                         return res;
 175                 }
 176
 177                 [Acceleration (AccelMode.SSE2)]
 178                 public static unsafe Vector8us operator & (Vector8us va, Vector8us vb)
 179                 {
 180                         Vector8us res = new Vector8us ();
 181                         uint *a = (uint*) &va.v0;
 182                         uint *b = (uint*) &vb.v0;
 183                         uint *c = (uint*) &res.v0;
 184                         *c++ = *a++ & *b++;
 185                         *c++ = *a++ & *b++;
 186                         *c++ = *a++ & *b++;
 187                         *c = *a & *b;
 188                         return res;
 189                 }
 190
 191                 [Acceleration (AccelMode.SSE2)]
 192                 public static unsafe Vector8us operator | (Vector8us va, Vector8us vb)
 193                 {
 194                         Vector8us res = new Vector8us ();
 195                         uint *a = (uint*) &va.v0;
 196                         uint *b = (uint*) &vb.v0;
 197                         uint *c = (uint*) &res.v0;
 198                         *c++ = *a++ | *b++;
 199                         *c++ = *a++ | *b++;
 200                         *c++ = *a++ | *b++;
 201                         *c = *a | *b;
 202                         return res;
 203                 }
 204
 205                 [Acceleration (AccelMode.SSE2)]
 206                 public static unsafe Vector8us operator ^ (Vector8us va, Vector8us vb)
 207                 {
 208                         Vector8us res = new Vector8us ();
 209                         uint *a = (uint*) &va.v0;
 210                         uint *b = (uint*) &vb.v0;
 211                         uint *c = (uint*) &res.v0;
 212                         *c++ = *a++ ^ *b++;
 213                         *c++ = *a++ ^ *b++;
 214                         *c++ = *a++ ^ *b++;
 215                         *c = *a ^ *b;
 216                         return res;
 217                 }
 218
 219                 [Acceleration (AccelMode.SSE2)]
 220                 public unsafe static bool operator ==(Vector8us va, Vector8us vb)
 221                 {
 222                         ushort *a = &va.v0;
 223                         ushort *b = &vb.v0;
 224                         for (int i = 0; i < 8; ++i)
 225                                 if (*a++ != *b++)
 226                                         return false;
 227                         return true;
 228                 }
 229
 230                 [Acceleration (AccelMode.SSE2)]
 231                 public unsafe static bool operator !=(Vector8us va, Vector8us vb)
 232                 {
 233                         ushort *a = &va.v0;
 234                         ushort *b = &vb.v0;
 235                         for (int i = 0; i < 8; ++i)
 236                                 if (*a++ != *b++)
 237                                         return true;
 238                         return false;
 239                 }
 240
 241                 [Acceleration (AccelMode.SSE1)]
 242                 public static unsafe explicit operator Vector2d (Vector8us v)
 243                 {
 244                         Vector2d* p = (Vector2d*)&v;
 245                         return *p;
 246                 }
 247
 248                 [Acceleration (AccelMode.SSE1)]
 249                 public static unsafe explicit operator Vector4f (Vector8us v)
 250                 {
 251                         Vector4f* p = (Vector4f*)&v;
 252                         return *p;
 253                 }
 254
 255                 [Acceleration (AccelMode.SSE1)]
 256                 public static unsafe explicit operator Vector2l (Vector8us v)
 257                 {
 258                         Vector2l* p = (Vector2l*)&v;
 259                         return *p;
 260                 }
 261
 262                 [Acceleration (AccelMode.SSE1)]
 263                 public static unsafe explicit operator Vector2ul (Vector8us v)
 264                 {
 265                         Vector2ul* p = (Vector2ul*)&v;
 266                         return *p;
 267                 }
 268
 269                 [Acceleration (AccelMode.SSE1)]
 270                 public static unsafe explicit operator Vector4i (Vector8us v)
 271                 {
 272                         Vector4i* p = (Vector4i*)&v;
 273                         return *p;
 274                 }
 275
 276                 [Acceleration (AccelMode.SSE1)]
 277                 public static unsafe explicit operator Vector4ui (Vector8us v)
 278                 {
 279                         Vector4ui* p = (Vector4ui*)&v;
 280                         return *p;
 281                 }
 282
 283                 [Acceleration (AccelMode.SSE1)]
 284                 public static unsafe explicit operator Vector8s (Vector8us v)
 285                 {
 286                         Vector8s* p = (Vector8s*)&v;
 287                         return *p;
 288                 }
 289
 290                 [Acceleration (AccelMode.SSE1)]
 291                 public static unsafe explicit operator Vector16sb (Vector8us v)
 292                 {
 293                         Vector16sb* p = (Vector16sb*)&v;
 294                         return *p;
 295                 }
 296
 297                 [Acceleration (AccelMode.SSE1)]
 298                 public static unsafe explicit operator Vector16b (Vector8us v)
 299                 {
 300                         Vector16b* p = (Vector16b*)&v;
 301                         return *p;
 302                 }
 303
 304
 305                 [Acceleration (AccelMode.SSE1)]
 306                 public static Vector8us LoadAligned (ref Vector8us v)
 307                 {
 308                         return v;
 309                 }
 310
 311                 [Acceleration (AccelMode.SSE1)]
 312                 public static void StoreAligned (ref Vector8us res, Vector8us val)
 313                 {
 314                         res = val;
 315                 }
 316
 317                 [Acceleration (AccelMode.SSE1)]
 318                 public static unsafe Vector8us LoadAligned (Vector8us *v)
 319                 {
 320                         return *v;
 321                 }
 322
 323                 [Acceleration (AccelMode.SSE1)]
 324                 public static unsafe void StoreAligned (Vector8us *res, Vector8us val)
 325                 {
 326                         *res = val;
 327                 }
 328
 329                 [Acceleration (AccelMode.SSE1)]
 330                 [CLSCompliant(false)]
 331                 public static void PrefetchTemporalAllCacheLevels (ref Vector8us res)
 332                 {
 333                 }
 334
 335                 [Acceleration (AccelMode.SSE1)]
 336                 [CLSCompliant(false)]
 337                 public static void PrefetchTemporal1stLevelCache (ref Vector8us res)
 338                 {
 339                 }
 340
 341                 [Acceleration (AccelMode.SSE1)]
 342                 [CLSCompliant(false)]
 343                 public static void PrefetchTemporal2ndLevelCache (ref Vector8us res)
 344                 {
 345                 }
 346
 347                 [Acceleration (AccelMode.SSE1)]
 348                 [CLSCompliant(false)]
 349                 public static void PrefetchNonTemporal (ref Vector8us res)
 350                 {
 351                 }
 352
 353                 [Acceleration (AccelMode.SSE1)]
 354                 [CLSCompliant(false)]
 355                 public static unsafe void PrefetchTemporalAllCacheLevels (Vector8us *res)
 356                 {
 357                 }
 358
 359                 [Acceleration (AccelMode.SSE1)]
 360                 [CLSCompliant(false)]
 361                 public static unsafe void PrefetchTemporal1stLevelCache (Vector8us *res)
 362                 {
 363                 }
 364
 365                 [Acceleration (AccelMode.SSE1)]
 366                 [CLSCompliant(false)]
 367                 public static unsafe void PrefetchTemporal2ndLevelCache (Vector8us *res)
 368                 {
 369                 }
 370
 371                 [Acceleration (AccelMode.SSE1)]
 372                 [CLSCompliant(false)]
 373                 public static unsafe void PrefetchNonTemporal (Vector8us *res)
 374                 {
 375                 }
 376
 377                 public override string ToString()
 378                 {
 379                         return "<" + v0 + ", " + v1 + ", " + v2 + ", " + v3 + ", " +
 380                                         v4 + ", " + v5 + ", " + v6 + ", " + v7 + ">";
 381                 }
 382         }
 383 }