[all-commits] [llvm/llvm-project] 9d2dd0: [BOLT] Support more than two jump table parents

[Amir Ayupov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 9d2dd009b60793f562ba1b00e3d02773f060e4b6
      https://github.com/llvm/llvm-project/commit/9d2dd009b60793f562ba1b00e3d02773f060e4b6
  Author: Amir Ayupov <aaupov at fb.com>
  Date:   2024-07-24 (Wed, 24 Jul 2024)

  Changed paths:
    M bolt/lib/Core/BinaryContext.cpp
    A bolt/test/X86/three-way-split-jt.s

  Log Message:
  -----------
  [BOLT] Support more than two jump table parents

Multi-way splitting can cause multiple fragments to access the same jump
table. Relax the assumption that a jump table can only have up to two
parents.

Test Plan: added bolt/test/X86/three-way-split-jt.s

Reviewers: ayermolo, dcci, rafaelauler, maksfb

Reviewed By: rafaelauler, dcci

Pull Request: https://github.com/llvm/llvm-project/pull/99988



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