namespace Mono.Simd
{
- [StructLayout(LayoutKind.Sequential, Pack = 0, Size = 16)]
+ [Obsolete ("Use the types in the System.Numerics.Vectors namespace")]
+ [StructLayout(LayoutKind.Explicit, Pack = 0, Size = 16)]
[CLSCompliant(false)]
public struct Vector8us
{
- private ushort v0, v1, v2, v3, v4, v5, v6, v7;
+ [ FieldOffset(0) ]
+ internal ushort v0;
+ [ FieldOffset(2) ]
+ internal ushort v1;
+ [ FieldOffset(4) ]
+ internal ushort v2;
+ [ FieldOffset(6) ]
+ internal ushort v3;
+ [ FieldOffset(8) ]
+ internal ushort v4;
+ [ FieldOffset(10) ]
+ internal ushort v5;
+ [ FieldOffset(12) ]
+ internal ushort v6;
+ [ FieldOffset(14) ]
+ internal ushort v7;
+
public Vector8us (ushort v0, ushort v1, ushort v2, ushort v3, ushort v4, ushort v5, ushort v6, ushort v7)
{
this.v0 = v0;
this.v6 = v6;
this.v7 = v7;
}
+
+ public Vector8us (ushort us)
+ {
+ this.v0 = us;
+ this.v1 = us;
+ this.v2 = us;
+ this.v3 = us;
+ this.v4 = us;
+ this.v5 = us;
+ this.v6 = us;
+ this.v7 = us;
+ }
public ushort V0 { get { return v0; } set { v0 = value; } }
public ushort V1 { get { return v1; } set { v1 = value; } }
public ushort V6 { get { return v6; } set { v6 = value; } }
public ushort V7 { get { return v7; } set { v7 = value; } }
+ public static Vector8us Identity
+ {
+ get { return new Vector8us (1); }
+ }
+
+ public static Vector8us Zero
+ {
+ get { return new Vector8us (0); }
+ }
+
[System.Runtime.CompilerServices.IndexerName ("Component")]
public unsafe ushort this [int index]
{
return false;
}
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us UnpackLow (Vector8us va, Vector8us vb)
- {
- return new Vector8us (va.v0, vb.v0, va.v1, vb.v1, va.v2, vb.v2, va.v3, vb.v3);
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us UnpackHigh (Vector8us va, Vector8us vb)
- {
- return new Vector8us (va.v4, vb.v4, va.v5, vb.v5, va.v6, vb.v6, va.v7, vb.v7);
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us ArithmeticRightShift (Vector8us va, int amount)
- {
- Vector8us res = new Vector8us ();
- ushort *a = &va.v0;
- ushort *b = &res.v0;
- for (int i = 0; i < 8; ++i)
- *b++ = (ushort)((short)(*a++) >> amount);
- return res;
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us AddWithSaturation (Vector8us va, Vector8us vb) {
- Vector8us res = new Vector8us ();
- ushort *a = &va.v0;
- ushort *b = &vb.v0;
- ushort *c = &res.v0;
- for (int i = 0; i < 8; ++i)
- *c++ = (ushort) System.Math.Min (*a++ + *b++, ushort.MaxValue);
- return res;
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us SubtractWithSaturation (Vector8us va, Vector8us vb) {
- Vector8us res = new Vector8us ();
- ushort *a = &va.v0;
- ushort *b = &vb.v0;
- ushort *c = &res.v0;
- for (int i = 0; i < 8; ++i)
- *c++ = (ushort) System.Math.Max (*a++ - *b++, 0);
- return res;
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us Average (Vector8us va, Vector8us vb) {
- Vector8us res = new Vector8us ();
- ushort *a = &va.v0;
- ushort *b = &vb.v0;
- ushort *c = &res.v0;
- for (int i = 0; i < 8; ++i)
- *c++ = (ushort) ((*a++ + *b++ + 1) >> 1);
- return res;
- }
-
- [Acceleration (AccelMode.SSE41)]
- public static unsafe Vector8us Max (Vector8us va, Vector8us vb) {
- Vector8us res = new Vector8us ();
- ushort *a = &va.v0;
- ushort *b = &vb.v0;
- ushort *c = &res.v0;
- for (int i = 0; i < 8; ++i)
- *c++ = (ushort) System.Math.Max (*a++, *b++);
- return res;
- }
-
- [Acceleration (AccelMode.SSE41)]
- public static unsafe Vector8us Min (Vector8us va, Vector8us vb) {
- Vector8us res = new Vector8us ();
- ushort *a = &va.v0;
- ushort *b = &vb.v0;
- ushort *c = &res.v0;
- for (int i = 0; i < 8; ++i)
- *c++ = (ushort) System.Math.Min (*a++, *b++);
- return res;
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us ShuffleHigh (Vector8us va, ShuffleSel sel)
- {
- ushort *ptr = ((ushort*)&va) + 4;
- int idx = (int)sel;
- return new Vector8us (va.v0, va.v1, va.v2, va.v3, *(ptr + ((idx >> 0) & 0x3)), *(ptr + ((idx >> 2) & 0x3)), *(ptr + ((idx >> 4) & 0x3)), *(ptr + ((idx >> 6) & 0x3)));
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us ShuffleLow (Vector8us va, ShuffleSel sel)
- {
- ushort *ptr = ((ushort*)&va);
- int idx = (int)sel;
- return new Vector8us (*(ptr + ((idx >> 0) & 0x3)), *(ptr + ((idx >> 2) & 0x3)), *(ptr + ((idx >> 4) & 0x3)), *(ptr + ((idx >> 6) & 0x3)), va.v4, va.v5, va.v6, va.v7);
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us CompareEqual (Vector8us va, Vector8us vb) {
- Vector8us res = new Vector8us ();
- ushort *a = &va.v0;
- ushort *b = &vb.v0;
- ushort *c = &res.v0;
- for (int i = 0; i < 8; ++i)
- *c++ = (ushort) (*a++ == *b++ ? -1 : 0);
- return res;
- }
-
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector8us MultiplyStoreHigh (Vector8us va, Vector8us vb) {
- Vector8us res = new Vector8us ();
- ushort *a = &va.v0;
- ushort *b = &vb.v0;
- ushort *c = &res.v0;
- for (int i = 0; i < 8; ++i)
- *c++ = (ushort)((uint)*a++ * (uint)*b++ >> 16);
- return res;
- }
-
- /*This function performs a packuswb, which treats the source as a signed value */
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector16b SignedPackWithUnsignedSaturation (Vector8us va, Vector8us vb) {
- Vector16b res = new Vector16b ();
- short *a = (short*)&va;
- short *b = (short*)&vb;
- byte *c = (byte*)&res;
- for (int i = 0; i < 8; ++i)
- *c++ = (byte)System.Math.Max (0, System.Math.Min ((int)*a++, byte.MaxValue));
- for (int i = 0; i < 8; ++i)
- *c++ = (byte)System.Math.Max (0, System.Math.Min ((int)*b++, byte.MaxValue));
- return res;
- }
-
- /*This function performs a packsswb, which treats the source as a signed value */
- [Acceleration (AccelMode.SSE2)]
- public static unsafe Vector16sb SignedPackWithSignedSaturation (Vector8us va, Vector8us vb) {
- Vector16sb res = new Vector16sb ();
- short *a = (short*)&va;
- short *b = (short*)&vb;
- sbyte *c = (sbyte*)&res;
- for (int i = 0; i < 8; ++i)
- *c++ = (sbyte)System.Math.Max (System.Math.Min ((int)*a++, sbyte.MaxValue), sbyte.MinValue);
- for (int i = 0; i < 8; ++i)
- *c++ = (sbyte)System.Math.Max (System.Math.Min ((int)*b++, sbyte.MaxValue), sbyte.MinValue);
- return res;
- }
-
[Acceleration (AccelMode.SSE1)]
public static unsafe explicit operator Vector2d (Vector8us v)
{
public static unsafe void PrefetchNonTemporal (Vector8us *res)
{
}
+
+ public override string ToString()
+ {
+ return "<" + v0 + ", " + v1 + ", " + v2 + ", " + v3 + ", " +
+ v4 + ", " + v5 + ", " + v6 + ", " + v7 + ">";
+ }
}
}
projects / mono.git / blobdiff