[Clang] Add options -fprofile-filter-files and -fprofile-exclude-files to filter the files to instrument with gcov (after revert https://reviews.llvm.org/rL346659)

Summary:
the previous patch (https://reviews.llvm.org/rC346642) has been reverted because of test failure under windows.
So this patch fix the test cfe/trunk/test/CodeGen/code-coverage-filter.c.

Reviewers: marco-c

Reviewed By: marco-c

Subscribers: cfe-commits, sylvestre.ledru

Differential Revision: https://reviews.llvm.org/D54600

llvm-svn: 347144

1 files changed, 2 insertions, 0 deletions

diff --git a/clang/lib/CodeGen/BackendUtil.cpp b/clang/lib/CodeGen/BackendUtil.cpp
index 147870c5f72..61c68d117ef 100644
--- a/clang/lib/CodeGen/BackendUtil.cpp
+++ b/clang/lib/CodeGen/BackendUtil.cpp
@@ -504,6 +504,8 @@ static Optional<GCOVOptions> getGCOVOptions(const CodeGenOptions &CodeGenOpts) {
   Options.UseCfgChecksum = CodeGenOpts.CoverageExtraChecksum;
   Options.NoRedZone = CodeGenOpts.DisableRedZone;
   Options.FunctionNamesInData = !CodeGenOpts.CoverageNoFunctionNamesInData;
+  Options.Filter = CodeGenOpts.ProfileFilterFiles;
+  Options.Exclude = CodeGenOpts.ProfileExcludeFiles;
   Options.ExitBlockBeforeBody = CodeGenOpts.CoverageExitBlockBeforeBody;
   return Options;
 }