[PATCH] D138025: [RISCV] Make lowerVECTOR_SHUFFLEAsVSlidedown follow source until not EXTRACT_SUBVECTOR.
Han-Kuan Chen via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 15 04:31:46 PST 2022
HanKuanChen created this revision.
HanKuanChen added reviewers: craig.topper, reames, frasercrmck.
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Current lowerVECTOR_SHUFFLEAsVSlidedown only seeks whether input are
EXTRACT_SUBVECTOR and their source are same. The commit will make the
function seek input and their source until they are not
EXTRACT_SUBVECTOR.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D138025
Files:
llvm/lib/Target/RISCV/RISCVISelLowering.cpp
llvm/test/CodeGen/RISCV/rvv/fixed-vectors-int-shuffles.ll
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