[PATCH] D87338: [Driver][PGO] Driver support for de-Optimizing cold functions (PATCH 2/2)

[Min-Yih Hsu via Phabricator via cfe-commits]

myhsu created this revision.
myhsu added reviewers: rsmith, bogner, xur.
Herald added subscribers: cfe-commits, wenlei, dang, dexonsmith, steven_wu, hiraditya.
Herald added a project: clang.
myhsu requested review of this revision.

Following up https://reviews.llvm.org/D87337 . This patch add the driver support to propogate `-fprofile-deopt-cold` and `-fprofile-deopt-cold-percent=<percentage>` flags to codegen and the LTO plugin.

authors: myhsu, probinson, and edd


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D87338

Files:
  clang/docs/ClangCommandLineReference.rst
  clang/include/clang/Driver/Options.td
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/lib/Driver/ToolChains/CommonArgs.cpp
  clang/test/Driver/deopt-cold-funcs.c
  clang/test/Driver/gold-lto-deopt-cold-funcs.c

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