[all-commits] [llvm/llvm-project] b79b6f: [BOLT] Use offset deduplication for cold fragments

[Amir Ayupov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b79b6f9cf00e72b21f5629aa3c5d9c1786611ec9
      https://github.com/llvm/llvm-project/commit/b79b6f9cf00e72b21f5629aa3c5d9c1786611ec9
  Author: Amir Ayupov <aaupov at fb.com>
  Date:   2024-04-15 (Mon, 15 Apr 2024)

  Changed paths:
    M bolt/docs/BAT.md
    M bolt/include/bolt/Profile/BoltAddressTranslation.h
    M bolt/lib/Profile/BoltAddressTranslation.cpp
    M bolt/test/X86/bolt-address-translation.test

  Log Message:
  -----------
  [BOLT] Use offset deduplication for cold fragments

Apply deduplication for uniformity and BAT section size reduction.

Changes BAT section size to:
- large binary: 39541552 bytes (1.02x original),
- medium binary: 3828996 bytes (0.64x),
- small binary: 928 bytes (0.65x).

Test Plan: Updated bolt-address-translation.test

Reviewers: rafaelauler, dcci, ayermolo, JDevlieghere, maksfb

Reviewed By: maksfb

Pull Request: https://github.com/llvm/llvm-project/pull/87853



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