[PATCH] D131208: [RISCV] Prevent constant hoisting for (ashr (add (shl X, 32), C<<32), 32).
Craig Topper via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Aug 4 23:34:37 PDT 2022
craig.topper updated this revision to Diff 450240.
craig.topper added a comment.
Make sure all 3 instructions are in the same BB to be sure the pattern can be matched.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D131208/new/
https://reviews.llvm.org/D131208
Files:
llvm/lib/Target/RISCV/RISCVTargetTransformInfo.cpp
llvm/test/Transforms/ConstantHoisting/RISCV/immediates.ll
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