[PATCH] D152276: [DAGCombine] Fold (store (insert_elt (load p)) x p) -> (store x)

[Luke Lau via Phabricator via llvm-commits]

luke updated this revision to Diff 535014.
luke added a comment.
Herald added a subscriber: wangpc.

Limit to cases where the store is the only user of the insert_subvector


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D152276/new/

https://reviews.llvm.org/D152276

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/test/CodeGen/AArch64/vector-insert-shuffle-cycle.ll
  llvm/test/CodeGen/ARM/vector-DAGCombine.ll
  llvm/test/CodeGen/Mips/msa/basic_operations.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-insert.ll
  llvm/test/CodeGen/X86/pr47874.ll
  llvm/test/CodeGen/X86/pr59980.ll
  llvm/test/CodeGen/X86/vec_insert-mmx.ll

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