[all-commits] [llvm/llvm-project] 3af734: [AArch64] Optimize splat of extending loads to avo...

[Guy David via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3af73460bcf996862fb5626cb95b89194e77d9bd
      https://github.com/llvm/llvm-project/commit/3af73460bcf996862fb5626cb95b89194e77d9bd
  Author: Guy David <guyda96 at gmail.com>
  Date:   2025-10-24 (Fri, 24 Oct 2025)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/lib/Target/AArch64/AArch64InstrInfo.td
    M llvm/test/CodeGen/AArch64/aarch64-smull.ll
    A llvm/test/CodeGen/AArch64/dup-ext-load-combine.ll
    M llvm/test/CodeGen/AArch64/dup.ll
    M llvm/test/CodeGen/AArch64/load-zext-bitcast.ll

  Log Message:
  -----------
  [AArch64] Optimize splat of extending loads to avoid GPR->FPR transfer (#163067)

Loads the data into the SIMD register, thus sparing a physical register
and a potentially costly movement of data.



To unsubscribe from these emails, change your notification settings at https://github.com/llvm/llvm-project/settings/notifications