Implement mcount profiling, enabled via -pg.

llvm-svn: 125282
2011-02-10 16:52:03 +00:00
parent 89d9f360cd
commit 178e0160b7
9 changed files with 50 additions and 7 deletions
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -948,6 +948,7 @@ static void ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
  Opts.VerifyModule = !Args.hasArg(OPT_disable_llvm_verifier);

  Opts.InstrumentFunctions = Args.hasArg(OPT_finstrument_functions);
+  Opts.InstrumentForProfiling = Args.hasArg(OPT_pg);

  if (Arg *A = Args.getLastArg(OPT_fobjc_dispatch_method_EQ)) {
    llvm::StringRef Name = A->getValue(Args);