[Mlir-commits] [mlir] [mlir][sparse] optimize memory load to SSA value when generating spar… (PR #74750)

[Yinying Li]

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@@ -1924,12 +1916,13 @@ void LoopEmitter::genResolvedSliceBegin(OpBuilder &builder, Location loc,
     pHi = genIndexLoad(builder, loc, positionsBuffers[tid][lvl],
                        ADDI(posits[tid][lvl - 1], c1));
   }
-  // Fills out pIdxBuffer[tid][lvl][0] with [/*memSize =*/4, 0, pLo, pHi]
-  updateSlicePosTupleNum(builder, loc, c1, sPtrBuf);
+  // Fills out pIdxBuffer[tid][lvl][0] with  [0, pLo, pHi]
   updateSlicePosPtr(builder, loc, sPtrBuf, c0);
   updateSlicePos(builder, loc, sPtrBuf, pLo, c0, SlicePosKind::kLo);
   updateSlicePos(builder, loc, sPtrBuf, pHi, c0, SlicePosKind::kHi);
-
+  // Slice over a resolved parent, we only need one pair of pos hi and lo to
+  // specified the current slice.
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yinying-lisa-li wrote:

specify

https://github.com/llvm/llvm-project/pull/74750