[PATCH] D37957: [TableGen] Some simple optimizations to TableGen execution time
Craig Topper via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sun Sep 17 11:59:27 PDT 2017
craig.topper added inline comments.
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Comment at: llvm/utils/TableGen/CodeGenDAGPatterns.h:43
+ struct TypeSetByHwMode : public InfoByHwMode<DenseSet<MVT>> {
+ typedef DenseSet<MVT> SetType;
+
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I wonder if we could use std::bitset. The MVT enum only contains 255 values.
https://reviews.llvm.org/D37957
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