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Fix maskSpanAffineOffset bitmask in ldmatrix/stmatrix subslice check #10066

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Merged
lezcano merged 1 commit into from
Apr 20, 2026
Merged

Fix maskSpanAffineOffset bitmask in ldmatrix/stmatrix subslice check #10066

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2 changes: 1 addition & 1 deletion third_party/amd/lib/TritonAMDGPUToLLVM/MemoryOpToLLVM.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -187,7 +187,7 @@ class TransLocalLoadOpConversion

// If we are lowering a subslice, the subslice offsets shall not touch the
// contiguous part of the tile
if (maskSpanAffineOffset & (tile.getOutDimSizeLog2(kOffset) - 1)) {
if (maskSpanAffineOffset & (tile.getOutDimSize(kOffset) - 1)) {
return failure();
}

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2 changes: 1 addition & 1 deletion third_party/nvidia/lib/TritonNVIDIAGPUToLLVM/Utility.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -332,7 +332,7 @@ LogicalResult lowerLdStMatrix(

// If we are lowering a subslice, the subslice offsets shall not touch the
// contiguous part of the tile
if (maskSpanAffineOffset & (tile.getOutDimSizeLog2(kOffset) - 1)) {
if (maskSpanAffineOffset & (tile.getOutDimSize(kOffset) - 1)) {
return failure();
}

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