[Remarks] Extend -fsave-optimization-record to specify the format

Use -fsave-optimization-record=<format> to specify a different format
than the default, which is YAML.

For now, only YAML is supported.

llvm-svn: 363573

1 files changed, 7 insertions, 1 deletions

diff --git a/llvm/tools/opt/opt.cpp b/llvm/tools/opt/opt.cpp
index dde1d776fef..ccf8b073b82 100644
--- a/llvm/tools/opt/opt.cpp
+++ b/llvm/tools/opt/opt.cpp
@@ -273,6 +273,11 @@ static cl::opt<std::string>
                            "names match the given regular expression"),
                   cl::value_desc("regex"));
 
+static cl::opt<std::string> RemarksFormat(
+    "pass-remarks-format",
+    cl::desc("The format used for serializing remarks (default: YAML)"),
+    cl::value_desc("format"), cl::init("yaml"));
+
 cl::opt<PGOKind>
     PGOKindFlag("pgo-kind", cl::init(NoPGO), cl::Hidden,
                 cl::desc("The kind of profile guided optimization"),
@@ -552,7 +557,8 @@ int main(int argc, char **argv) {
 
   Expected<std::unique_ptr<ToolOutputFile>> RemarksFileOrErr =
       setupOptimizationRemarks(Context, RemarksFilename, RemarksPasses,
-                               RemarksWithHotness, RemarksHotnessThreshold);
+                               RemarksFormat, RemarksWithHotness,
+                               RemarksHotnessThreshold);
   if (Error E = RemarksFileOrErr.takeError()) {
     errs() << toString(std::move(E)) << '\n';
     return 1;