[PATCH] D106675: [X86] Freeze shl(x,1) -> add(x,x) vector fold (PR50468)

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 452658.
RKSimon added a comment.

rebase - ready for review


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D106675/new/

https://reviews.llvm.org/D106675

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/combine-mul.ll
  llvm/test/CodeGen/X86/freeze-binary.ll
  llvm/test/CodeGen/X86/oddsubvector.ll
  llvm/test/CodeGen/X86/rotate_vec.ll
  llvm/test/CodeGen/X86/sdiv_fix_sat.ll
  llvm/test/CodeGen/X86/udiv_fix_sat.ll
  llvm/test/CodeGen/X86/vector-fshr-128.ll
  llvm/test/CodeGen/X86/vector-fshr-256.ll
  llvm/test/CodeGen/X86/vector-fshr-512.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-128.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-256.ll
  llvm/test/CodeGen/X86/vector-fshr-rot-512.ll
  llvm/test/CodeGen/X86/vector-mulfix-legalize.ll
  llvm/test/CodeGen/X86/vector-shift-shl-128.ll
  llvm/test/CodeGen/X86/vector-shift-shl-256.ll

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