[Mlir-commits] [mlir] [mlir][vector] Add patterns to simplify chained reductions (PR #73048)

[Jakub Kuderski]

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@@ -147,6 +147,23 @@ void populateVectorTransferCollapseInnerMostContiguousDimsPatterns(
 void populateSinkVectorBroadcastPatterns(RewritePatternSet &patterns,
                                          PatternBenefit benefit = 1);
 
+/// Patterns that fold chained vector reductions. These patterns assume that
+/// vector addition (e.g., `arith.addf` with vector operands) is cheaper than
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kuhar wrote:

Clarified. In principle yes, but currently only addition is handled 

https://github.com/llvm/llvm-project/pull/73048