[all-commits] [llvm/llvm-project] 8a4b09: [RISCV][TLI/TTI] Reject scalable offsets in isLega...

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8a4b0954030be3a6e81b098d4e3a1f87ded151b9
      https://github.com/llvm/llvm-project/commit/8a4b0954030be3a6e81b098d4e3a1f87ded151b9
  Author: Philip Reames <preames at rivosinc.com>
  Date:   2024-07-30 (Tue, 30 Jul 2024)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp

  Log Message:
  -----------
  [RISCV][TLI/TTI] Reject scalable offsets in isLegalAddressing mode

None of our addressing modes support a scalable offset.  I could not
figure out how to get LSR to actually try such a formula, but let's
be defensive and explicitly prevent this case from being considered
a valid address mode match.



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