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fixing tile fma

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This commit is contained in:
Youmu Liu
2026-01-11 15:28:30 +08:00
parent 4be5c1c7c9
commit cd8210d9a1
8 changed files with 198 additions and 149 deletions
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StgSharp.Common/Mathematics/Linear/Matrix.cs
+11 -21
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@@ -70,11 +70,11 @@ namespace StgSharp.Mathematics.Numeric
int
k_c = y / 4,
k_r = x / 4,
c = y % 4,
k_r = x / 4,
r = x % 4;
ref MatrixKernel<T> kernel = ref GetMatrixKernel(k_c, k_r);
return Unsafe.IsNullRef(ref kernel) ? T.Zero : kernel[c, r];
ref MatrixKernel<T> kernel = ref GetMatrixKernel(k_r, k_c);
return Unsafe.IsNullRef(ref kernel) ? T.Zero : kernel[r, c];
}
set
{
@@ -84,12 +84,12 @@ namespace StgSharp.Mathematics.Numeric
int
k_c = y / 4,
k_r = x / 4,
c = y % 4,
k_r = x / 4,
r = x % 4;
ref MatrixKernel<T> kernel = ref GetMatrixKernel(k_c, k_r);
ref MatrixKernel<T> kernel = ref GetMatrixKernel(k_r, k_c);
if (!Unsafe.IsNullRef(ref kernel)) {
kernel[c, r] = value;
kernel[r, c] = value;
}
}
}
@@ -146,10 +146,8 @@ namespace StgSharp.Mathematics.Numeric
int y
)
{
MatrixKernelEnumerator enumerator = new(_size.KernelColumnLength, _size.KernelRowLength,
x, y);
return ref _boarder.IsInBuffer(x, y, in enumerator) ?
ref _buffer[_boarder.GetIndexOffset(x, y, in enumerator)] :
return ref _boarder.IsInBuffer(x, y, in _size) ?
ref _buffer[_boarder.GetIndexOffset(x, y, in _size)] :
ref Unsafe.NullRef<MatrixKernel<T>>();
}
@@ -165,9 +163,7 @@ namespace StgSharp.Mathematics.Numeric
int c = y & 3;
int r = x & 3;
MatrixKernelEnumerator enumerator = new(_size.KernelColumnLength, _size.KernelRowLength,
k_c, k_r);
ref MatrixKernel<T> kernel = ref _buffer[_boarder.GetIndexOffset(k_c, k_r, in enumerator)];
ref MatrixKernel<T> kernel = ref _buffer[_boarder.GetIndexOffset(k_c, k_r, in _size)];
return ref kernel[c, r];
}
@@ -177,10 +173,7 @@ namespace StgSharp.Mathematics.Numeric
int y
)
{
// Caller guarantees: indices in range, layout is dense square.
MatrixKernelEnumerator enumerator = new(_size.KernelColumnLength, _size.KernelRowLength,
x, y);
return Buffer + _boarder.GetIndexOffset(x, y, in enumerator);
return Buffer + _boarder.GetIndexOffset(x, y, in _size);
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
@@ -194,10 +187,7 @@ namespace StgSharp.Mathematics.Numeric
int k_r = x >> 2;
int c = y & 3;
int r = x & 3;
MatrixKernelEnumerator enumerator = new(_size.KernelColumnLength, _size.KernelRowLength,
k_c, k_r);
return ref _buffer[_boarder.GetIndexOffset(k_c, k_r, in enumerator)];
return ref _buffer[_boarder.GetIndexOffset(k_c, k_r, in _size)];
}
}