[PATCH] D73656: [mlir][Linalg] Add a Linalg DRR test to go from matmul to vectors
River Riddle via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Jan 29 23:50:24 PST 2020
rriddle added inline comments.
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Comment at: mlir/test/lib/Transforms/TestLinalgMatmulToVector.cpp:35
+ // TODO(ntv, rriddle) Need ViewOp canonicalizer to enable vectorization
+ // without phase ordering. Unfortunately there is some pattern interaction
+ // because ViewOp and MemRefCastOp canonicalization order need to happen
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This sounds like a visitation ordering problem, i.e. you want to visit the source operand(AffineApplyOp) before the user(ViewOp). Greedy walks reverse order so you run into the problem here. Am I understanding this correctly?
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https://reviews.llvm.org/D73656/new/
https://reviews.llvm.org/D73656
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