[all-commits] [llvm/llvm-project] 33c265: [SimplifyCFG] Use indexType from data layout in sw...

[Andreas Jonson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 33c265ddf7f37815d38d742ea27c161aaff8931e
      https://github.com/llvm/llvm-project/commit/33c265ddf7f37815d38d742ea27c161aaff8931e
  Author: Andreas Jonson <andjo403 at hotmail.com>
  Date:   2025-06-28 (Sat, 28 Jun 2025)

  Changed paths:
    M llvm/lib/Transforms/Utils/SimplifyCFG.cpp
    M llvm/test/Transforms/SimplifyCFG/RISCV/switch-of-powers-of-two.ll
    M llvm/test/Transforms/SimplifyCFG/RISCV/switch_to_lookup_table-rv64.ll
    M llvm/test/Transforms/SimplifyCFG/X86/disable-lookup-table.ll
    M llvm/test/Transforms/SimplifyCFG/X86/switch-covered-bug.ll
    M llvm/test/Transforms/SimplifyCFG/X86/switch-of-powers-of-two.ll
    M llvm/test/Transforms/SimplifyCFG/X86/switch-table-bug.ll
    M llvm/test/Transforms/SimplifyCFG/X86/switch-to-lookup-bitcast.ll
    M llvm/test/Transforms/SimplifyCFG/X86/switch-to-lookup-gep.ll
    M llvm/test/Transforms/SimplifyCFG/X86/switch-to-lookup-globals.ll
    M llvm/test/Transforms/SimplifyCFG/X86/switch-to-lookup-large-types.ll
    M llvm/test/Transforms/SimplifyCFG/X86/switch_to_lookup_table.ll
    M llvm/test/Transforms/SimplifyCFG/rangereduce.ll
    M llvm/test/Transforms/SimplifyCFG/switch-dead-default-lookup-table.ll
    M llvm/test/Transforms/SimplifyCFG/switch_mask.ll

  Log Message:
  -----------
  [SimplifyCFG] Use indexType from data layout in switch to table conversion (#146207)

Generate the GEP with the index type that InstCombine will cast it to but use the knowledge that the index is unsigned.



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