[all-commits] [llvm/llvm-project] 6b2ef3: [GlobalISel] Reserve IRTranslator value map and vi...

[Cullen Rhodes via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6b2ef39be51f46e2f359f6965588577913765af4
      https://github.com/llvm/llvm-project/commit/6b2ef39be51f46e2f359f6965588577913765af4
  Author: Cullen Rhodes <cullen.rhodes at arm.com>
  Date:   2026-09-10 (Thu, 10 Sep 2026)

  Changed paths:
    M llvm/include/llvm/CodeGen/MachineRegisterInfo.h
    M llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp

  Log Message:
  -----------
  [GlobalISel] Reserve IRTranslator value map and virtual register storage (NFC) (#222311)

Reserve storage based on the number of IR arguments and instructions to
avoid unnecessary container growth.

Improves CTMark geomean -0.08% on aarch64-O0-g, including 0.18% on
sqlite.

https://llvm-compile-time-tracker.com/compare.php?from=cec101b15dd27fb1c51b6c87cb6e9d78517d2b09&to=996caa798ca6e27dfc657296db4b8ae6519701b0&stat=instructions:u

Assisted-by: codex



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