[all-commits] [llvm/llvm-project] 98c1ba: [InstrProf] Add vtables with type metadata into s...

[Mingming Liu via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 98c1ba460a697110c64f6d1dd362dcf7088a13ca
      https://github.com/llvm/llvm-project/commit/98c1ba460a697110c64f6d1dd362dcf7088a13ca
  Author: Mingming Liu <mingmingl at google.com>
  Date:   2024-05-09 (Thu, 09 May 2024)

  Changed paths:
    M llvm/include/llvm/ProfileData/InstrProf.h
    M llvm/lib/ProfileData/InstrProf.cpp
    M llvm/unittests/ProfileData/InstrProfTest.cpp

  Log Message:
  -----------
  [InstrProf]  Add vtables with type metadata into symtab  (#81051)

The indirect-call-promotion pass will look up the vtable to find out
the virtual function [1],
and add vtable-derived information in icall
candidate [2] for cost-benefit analysis.

[1] https://github.com/llvm/llvm-project/pull/81442/files#diff-a95d1ac8a0da69713fcb3346135d4b219f0a73920318d2549495620ea215191bR395-R416
[2] https://github.com/llvm/llvm-project/pull/81442/files#diff-a95d1ac8a0da69713fcb3346135d4b219f0a73920318d2549495620ea215191bR195-R199



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