/// <summary>
/// Alloc shared virtual memory
/// </summary>
/// <param name="size">Size to alloc in bytes</param>
/// <returns>A pointer to the shared virtual memory</returns>
public SvmPointer AllocSvmMemory(IntPtr size)
{
SVMMemFlags flags = SVMMemFlags.ReadWrite;
if (IsFineGrainBufferSupported)
{
flags = SVMMemFlags.FineGrainBuffer;
if (IsAtomicSupported)
{
flags |= SVMMemFlags.Atomic;
}
}
return(new SvmPointer(_ctx, Cl.SVMAlloc(_ctx, flags, size)));
}
public SvmPointer <T> AllocSvmMemory <T>(IntPtr size)
where T : unmanaged
{
SVMMemFlags flags = SVMMemFlags.ReadWrite;
if (IsFineGrainBufferSupported)
{
flags = SVMMemFlags.FineGrainBuffer;
if (IsAtomicSupported)
{
flags |= SVMMemFlags.Atomic;
}
}
return((SvmPointer <T>) new SvmPointer(_ctx, Cl.SVMAlloc(_ctx, flags, new IntPtr((long)size * sizeof(T)))));
}
public SvmPointer AllocSvmMemory(long length)
{
SVMMemFlags flags = SVMMemFlags.ReadWrite;
if (_device.IsFineGrainBufferSupported)
{
flags |= SVMMemFlags.FineGrainBuffer;
if (_device.IsAtomicSupported)
{
flags |= SVMMemFlags.Atomic;
}
return(new SvmPointer(_ctx, Cl.SVMAlloc(_ctx, flags, new IntPtr(length)), length));
}
return(new SvmPointer(_ctx, Cl.SVMAlloc(_ctx, flags, new IntPtr(length)), length));
}
public SvmPointer <T> AllocSvmMemory <T>(long count)
where T : unmanaged
{
SVMMemFlags flags = SVMMemFlags.ReadWrite;
long length = count * sizeof(T);
if (_device.IsFineGrainBufferSupported)
{
flags |= SVMMemFlags.FineGrainBuffer;
if (_device.IsAtomicSupported)
{
flags |= SVMMemFlags.Atomic;
}
return((SvmPointer <T>) new SvmPointer(_ctx, Cl.SVMAlloc(_ctx, flags, new IntPtr(length)), length));
}
return((SvmPointer <T>) new SvmPointer(_ctx, Cl.SVMAlloc(_ctx, flags, new IntPtr(length)), length));
}
/// <summary> /// Alloc shared virtual memory /// </summary> /// <param name="size">Size to alloc in bytes</param> /// <param name="flags">Shared virtual memory attributes</param> /// <returns>A pointer to the shared virtual memory</returns> public SvmPointer AllocSvmMemory(IntPtr size, SVMMemFlags flags) => new SvmPointer(_ctx, Cl.SVMAlloc(_ctx, flags, size));
/// <summary>
/// Alloc shared virtual memory
/// </summary>
/// <typeparam name="T">Unmanaged retrun type</typeparam>
/// <param name="size">Size to alloc in bytes</param>
/// <param name="flags">Shared virtual memory attributes</param>
/// <returns>A pointer to the shared virtual memory</returns>
public SvmPointer <T> AllocSvmMemory <T>(IntPtr size, SVMMemFlags flags)
where T : unmanaged
=> (SvmPointer <T>) new SvmPointer(_ctx, Cl.SVMAlloc(_ctx, flags, new IntPtr((long)size * sizeof(T))));
public static extern IntPtr SVMAlloc(Context context,
SVMMemFlags flags,
IntPtr size,
uint alignment = 0);
