[PATCH v2 0/4] gcov: add Clang support

[Tri Vo]

From: Tri Vo <trong@xxxxxxxxxxx>

This patch series adds Clang supoprt for gcov.

Patch 1 refactors existing code in preparation for Clang support. Patches
2-3 implement necessary LLVM runtime hooks and gcov kernel interfaces.
Patch 4 simplifies config selection.

Greg Hackmann (2):
  gcov: clang: move common gcc code into gcc_base.c
  gcov: clang support

Nick Desaulniers (1):
  gcov: clang: link/unlink profiling data set.

Tri Vo (1):
  gcov: clang: pick GCC vs Clang format depending on compiler

 kernel/gcov/Kconfig    |   3 +-
 kernel/gcov/Makefile   |   5 +-
 kernel/gcov/base.c     |  78 +-----
 kernel/gcov/clang.c    | 554 +++++++++++++++++++++++++++++++++++++++++
 kernel/gcov/gcc_base.c |  79 ++++++
 kernel/gcov/gcov.h     |   3 +
 6 files changed, 643 insertions(+), 79 deletions(-)
 create mode 100644 kernel/gcov/clang.c
 create mode 100644 kernel/gcov/gcc_base.c

v2:
- Reorganized config dependencies, as per Masahiro.

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2.20.1.97.g81188d93c3-goog