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clang-p2996/mlir/lib/Transforms/Utils
Matthias Springer d588e49a32 [mlir][Transforms][NFC] Dialect conversion: Cache UnresolvedMaterializationRewrite (#108359)
The dialect conversion maintains a set of unresolved materializations
(`UnrealizedConversionCastOp`). Turn that set into a `DenseMap` that
maps from ops to `UnresolvedMaterializationRewrite *`. This improves
efficiency a bit, because an iteration over
`ConversionPatternRewriterImpl::rewrites` can be avoided.

Also delete some dead code.
2024-09-13 20:16:05 +02:00
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