[all-commits] [llvm/llvm-project] 068d0c: [CSSPGO] Turn on call-graph matching by default fo...

[Lei Wang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 068d0c0f4b8d3c47f2a9c3680d96f91a2a1e1c9c
      https://github.com/llvm/llvm-project/commit/068d0c0f4b8d3c47f2a9c3680d96f91a2a1e1c9c
  Author: Lei Wang <wlei at fb.com>
  Date:   2025-02-06 (Thu, 06 Feb 2025)

  Changed paths:
    M llvm/lib/Transforms/IPO/SampleProfile.cpp
    M llvm/lib/Transforms/IPO/SampleProfileMatcher.cpp
    M llvm/test/Transforms/SampleProfile/pseudo-probe-callee-profile-mismatch.ll
    M llvm/test/Transforms/SampleProfile/pseudo-probe-profile-mismatch-thinlto.ll
    M llvm/test/Transforms/SampleProfile/pseudo-probe-profile-mismatch.ll

  Log Message:
  -----------
  [CSSPGO] Turn on call-graph matching by default for CSSPGO (#125938)

Tested call-graph matching on some of Meta's large services, it works to
reuse some renamed function profiles, no negative perf or significant
build speed regression observed. Turned it on by default for CSSPGO
mode.



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