mono/mini/basic-simd.cs

   1 using System;
   2 using Mono.Simd;
   3
   4 public class SimdTests {
   5
   6         public static int test_accessors () {
   7                 Vector4f a = new Vector4f (1, 2, 3, 4);
   8                 if (a.X != 1f)
   9                         return 1;
  10                 if (a.Y != 2f)
  11                         return 2;
  12                 if (a.Z != 3f)
  13                         return 3;
  14                 if (a.W != 4f)
  15                         return 4;
  16                 return 0;
  17         }
  18
  19         public static int test_packed_add_with_stack_tmp () {
  20                 Vector4f a = new Vector4f (1, 2, 3, 4);
  21                 Vector4f b = new Vector4f (5, 6, 7, 8);
  22                 Vector4f c = new Vector4f (-1, -3, -4, -5);
  23                 Vector4f d = a + b + c;
  24                 if (d.X != 5f)
  25                         return 1;
  26                 if (d.Y != 5f)
  27                         return 2;
  28                 if (d.Z != 6f)
  29                         return 3;
  30                 if (d.W != 7f)
  31                         return 4;
  32                 return 0;
  33         }
  34
  35         public static int test_simple_packed_add () {
  36                 Vector4f a = new Vector4f (1, 2, 3, 4);
  37                 Vector4f b = new Vector4f (5, 6, 7, 8);
  38                 Vector4f c;
  39                 c = a + b;
  40                 if (c.X != 6f)
  41                         return 1;
  42                 if (c.Y != 8f)
  43                         return 2;
  44                 if (c.Z != 10f)
  45                         return 3;
  46                 if (c.W != 12f)
  47                         return 4;
  48                 return 0;
  49         }
  50
  51         public static int test_simple_packed_sub () {
  52                 Vector4f a = new Vector4f (1, 2, 3, 4);
  53                 Vector4f b = new Vector4f (5, 6, 7, 8);
  54                 Vector4f c = b - a;
  55                 if (c.X != 4f)
  56                         return 1;
  57                 if (c.Y != 4f)
  58                         return 2;
  59                 if (c.Z != 4f)
  60                         return 3;
  61                 if (c.W != 4f)
  62                         return 4;
  63                 return 0;
  64         }
  65
  66         public static int test_simple_packed_mul () {
  67                 Vector4f a = new Vector4f (1, 2, 3, 4);
  68                 Vector4f b = new Vector4f (5, 6, 7, 8);
  69                 Vector4f c = b * a;
  70                 if (c.X != 5f)
  71                         return 1;
  72                 if (c.Y != 12f)
  73                         return 2;
  74                 if (c.Z != 21f)
  75                         return 3;
  76                 if (c.W != 32f)
  77                         return 4;
  78                 return 0;
  79         }
  80
  81         public static int test_simple_packed_div () {
  82                 Vector4f a = new Vector4f (2, 2, 3, 4);
  83                 Vector4f b = new Vector4f (20, 10, 33, 12);
  84                 Vector4f c = b / a;
  85                 if (c.X != 10f)
  86                         return 1;
  87                 if (c.Y != 5f)
  88                         return 2;
  89                 if (c.Z != 11f)
  90                         return 3;
  91                 if (c.W != 3f)
  92                         return 4;
  93                 return 0;
  94         }
  95
  96         public static int test_simple_packed_sqrt () {
  97                 Vector4f a = new Vector4f (16, 4, 9, 25);
  98                 a = Vector4f.Sqrt (a);
  99                 if (a.X != 4f)
 100                         return 1;
 101                 if (a.Y != 2f)
 102                         return 2;
 103                 if (a.Z != 3f)
 104                         return 3;
 105                 if (a.W != 5f)
 106                         return 4;
 107                 return 0;
 108         }
 109
 110         public static int test_simple_packed_invsqrt () {
 111                 Vector4f a = new Vector4f (16, 4, 100, 25);
 112                 //this function has VERY low precision
 113                 a = Vector4f.InvSqrt (a);
 114                 if (a.X < (1/4f - 0.01f) || a.X > (1/4f + 0.01f))
 115                         return 1;
 116                 if (a.Y < (1/2f - 0.01f) || a.Y > (1/2f + 0.01f))
 117                         return 2;
 118                 if (a.Z < (1/10f - 0.01f) || a.Z > (1/10f + 0.01f))
 119                         return 3;
 120                 if (a.W < (1/5f - 0.01f) || a.W > (1/5f + 0.01f))
 121                         return 4;
 122                 return 0;
 123         }
 124
 125         public static int test_simple_packed_min () {
 126                 Vector4f a = new Vector4f (16, -4, 9, 25);
 127                 Vector4f b = new Vector4f (5, 3, 9, 0);
 128                 Vector4f c = Vector4f.Min (a, b);
 129                 if (c.X != 5f)
 130                         return 1;
 131                 if (c.Y != -4f)
 132                         return 2;
 133                 if (c.Z != 9f)
 134                         return 3;
 135                 if (c.W != 0f)
 136                         return 4;
 137                 return 0;
 138         }
 139
 140         public static int test_simple_packed_max () {
 141                 Vector4f a = new Vector4f (16, -4, 9, 25);
 142                 Vector4f b = new Vector4f (5, 3, 9, 0);
 143                 Vector4f c = Vector4f.Max (a, b);
 144                 if (c.X != 16f)
 145                         return 1;
 146                 if (c.Y != 3f)
 147                         return 2;
 148                 if (c.Z != 9f)
 149                         return 3;
 150                 if (c.W != 25f)
 151                         return 4;
 152                 return 0;
 153         }
 154
 155         public static int test_simple_packed_hadd () {
 156                 Vector4f a = new Vector4f (5, 5, 6, 6);
 157                 Vector4f b = new Vector4f (7, 7, 8, 8);
 158                 Vector4f c = Vector4f.HorizontalAdd (a, b);
 159                 if (c.X != 10f)
 160                         return 1;
 161                 if (c.Y != 12f)
 162                         return 2;
 163                 if (c.Z != 14f)
 164                         return 3;
 165                 if (c.W != 16f)
 166                         return 4;
 167                 return 0;
 168         }
 169
 170         public static int test_simple_packed_hsub () {
 171                 Vector4f a = new Vector4f (5, 2, 6, 1);
 172                 Vector4f b = new Vector4f (7, 0, 8, 3);
 173                 Vector4f c = Vector4f.HorizontalSub (a, b);
 174                 if (c.X != 3f)
 175                         return 1;
 176                 if (c.Y != 5f)
 177                         return 2;
 178                 if (c.Z != 7f)
 179                         return 3;
 180                 if (c.W != 5f)
 181                         return 4;
 182                 return 0;
 183         }
 184
 185         public static int test_simple_packed_addsub () {
 186                 Vector4f a = new Vector4f (5, 2, 6, 1);
 187                 Vector4f b = new Vector4f (7, 0, 8, 3);
 188                 Vector4f c = Vector4f.AddSub (a, b);
 189                 if (c.X != -2f)
 190                         return 1;
 191                 if (c.Y != 2f)
 192                         return 2;
 193                 if (c.Z != -2f)
 194                         return 3;
 195                 if (c.W != 4f)
 196                         return 4;
 197                 return 0;
 198         }
 199
 200         public static int test_simple_packed_shuffle () {
 201                 Vector4f a = new Vector4f (1, 2, 3, 4);
 202                 a = Vector4f.Shuffle(a, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 203                 if (a.X != 2f)
 204                         return 1;
 205                 if (a.Y != 4f)
 206                         return 2;
 207                 if (a.Z != 1f)
 208                         return 3;
 209                 if (a.W != 3f)
 210                         return 4;
 211                 return 0;
 212         }
 213
 214         public static int test_0_packed_shuffle_with_reg_pressure () {
 215                 Vector4f v = new Vector4f (1, 2, 3, 4);
 216                 Vector4f m0 = v + v, m1 = v - v, m2 = v * v, m3 = v + v + v;
 217                 if (ff) v = v + v -v    ;
 218
 219                 Vector4f r0 = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 220                 Vector4f r1 = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 221                 Vector4f x = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 222                 Vector4f r2 = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 223                 Vector4f r3 = Vector4f.Shuffle (v, ShuffleSel.XFromY | ShuffleSel.YFromW | ShuffleSel.ZFromX | ShuffleSel.WFromZ);
 224                 Vector4f a = x;
 225
 226                 r0 = r0 * m0 + x;
 227                 r1 = r1 * m1 + x;
 228                 x = x - v + v;
 229                 r2 = r2 * m2 + x;
 230                 r3 = r3 * m3 + x;
 231                 Vector4f result = r0 + r1 + r2 + r3;
 232
 233                 if (a.X != 2f)
 234                         return 1;
 235                 if (a.Y != 4f)
 236                         return 2;
 237                 if (a.Z != 1f)
 238                         return 3;
 239                 if (a.W != 3f)
 240                         return 4;
 241                 if (result.Y != result.Y)
 242                         return 0;
 243                 return 0;
 244         }
 245
 246         public static int test_24_regs_pressure_a () {
 247                 Vector4f a = new Vector4f (1, 2, 3, 4);
 248                 Vector4f b = a + a;
 249                 Vector4f c = b * a;
 250                 Vector4f d = a - b;
 251                 c = a + b + c + d;
 252                 return (int)c.Z;
 253         }
 254
 255         public static int test_54_regs_pressure_b () {
 256                 Vector4f a = new Vector4f (1, 2, 3, 4);
 257                 Vector4f b = a + a;
 258                 Vector4f c = b - a;
 259                 Vector4f d = c - a;
 260                 Vector4f e = a + b + c;
 261                 Vector4f f = d - b + a - c;
 262                 Vector4f g = a - d * f - c + b;
 263                 Vector4f h = a * b - c + e;
 264                 Vector4f i = h - g - f - e - d - c - b - a;
 265                 Vector4f j = a + b + c + d + e + f + g + h + i;
 266                 return (int)j.Z;
 267         }
 268
 269         static bool ff;
 270         public static int test_3_single_block_var_is_properly_promoted () {
 271                 Vector4f a = new Vector4f (4, 5, 6, 7);
 272                 if (ff)
 273                         a = a - a;
 274                 else {
 275                         Vector4f b = new Vector4f (1, 2, 3, 4);
 276                         Vector4f c = b;
 277                         a = a - b;
 278                         if (ff) {
 279                                 c = a;
 280                                 a = c;
 281                         }
 282                 }
 283                 return (int)a.X;
 284         }
 285
 286         static float float_val = 45f;
 287
 288         public static int test_0_sse2_opt_and_simd_intrinsic_proper_regalloc () {
 289                 Vector4f v = new Vector4f (1, 2, 3, 4);
 290                 float f = float_val;
 291                 int x = (int)f;
 292                 if (v.X != 1f)
 293                         return 1;
 294                 if (x != 45f)
 295                         return 2;
 296                 return 0;
 297         }
 298
 299         public static int Main () {
 300                 return TestDriver.RunTests (typeof (SimdTests));
 301         }
 302 }
 303