1 files changed, 47 insertions, 0 deletions
diff --git a/lib/xray/xray_fdr_flags.cpp b/lib/xray/xray_fdr_flags.cpp
new file mode 100644
index 000000000000..272b0b7cb1f7
--- /dev/null
+++ b/lib/xray/xray_fdr_flags.cpp
@@ -0,0 +1,47 @@
+//===-- xray_fdr_flags.cpp --------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of XRay, a dynamic runtime instrumentation system.
+//
+// XRay FDR flag parsing logic.
+//===----------------------------------------------------------------------===//
+
+#include "xray_fdr_flags.h"
+#include "sanitizer_common/sanitizer_common.h"
+#include "sanitizer_common/sanitizer_flag_parser.h"
+#include "sanitizer_common/sanitizer_libc.h"
+#include "xray_defs.h"
+
+using namespace __sanitizer;
+
+namespace __xray {
+
+FDRFlags xray_fdr_flags_dont_use_directly; // use via fdrFlags().
+
+void FDRFlags::setDefaults() XRAY_NEVER_INSTRUMENT {
+#define XRAY_FLAG(Type, Name, DefaultValue, Description) Name = DefaultValue;
+#include "xray_fdr_flags.inc"
+#undef XRAY_FLAG
+}
+
+void registerXRayFDRFlags(FlagParser *P, FDRFlags *F) XRAY_NEVER_INSTRUMENT {
+#define XRAY_FLAG(Type, Name, DefaultValue, Description)                       \
+  RegisterFlag(P, #Name, Description, &F->Name);
+#include "xray_fdr_flags.inc"
+#undef XRAY_FLAG
+}
+
+const char *useCompilerDefinedFDRFlags() XRAY_NEVER_INSTRUMENT {
+#ifdef XRAY_FDR_OPTIONS
+  return SANITIZER_STRINGIFY(XRAY_FDR_OPTIONS);
+#else
+  return "";
+#endif
+}
+
+} // namespace __xray