compiler-rt/lib/xray/xray_fdr_flags.cpp

   1 //===-- xray_fdr_flags.cpp --------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is a part of XRay, a dynamic runtime instrumentation system.
  10 //
  11 // XRay FDR flag parsing logic.
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "xray_fdr_flags.h"
  15 #include "sanitizer_common/sanitizer_common.h"
  16 #include "sanitizer_common/sanitizer_flag_parser.h"
  17 #include "sanitizer_common/sanitizer_libc.h"
  18 #include "xray_defs.h"
  19
  20 using namespace __sanitizer;
  21
  22 namespace __xray {
  23
  24 FDRFlags xray_fdr_flags_dont_use_directly; // use via fdrFlags().
  25
  26 void FDRFlags::setDefaults() XRAY_NEVER_INSTRUMENT {
  27 #define XRAY_FLAG(Type, Name, DefaultValue, Description) Name = DefaultValue;
  28 #include "xray_fdr_flags.inc"
  29 #undef XRAY_FLAG
  30 }
  31
  32 void registerXRayFDRFlags(FlagParser *P, FDRFlags *F) XRAY_NEVER_INSTRUMENT {
  33 #define XRAY_FLAG(Type, Name, DefaultValue, Description)                       \
  34   RegisterFlag(P, #Name, Description, &F->Name);
  35 #include "xray_fdr_flags.inc"
  36 #undef XRAY_FLAG
  37 }
  38
  39 const char *useCompilerDefinedFDRFlags() XRAY_NEVER_INSTRUMENT {
  40 #ifdef XRAY_FDR_OPTIONS
  41   return SANITIZER_STRINGIFY(XRAY_FDR_OPTIONS);
  42 #else
  43   return "";
  44 #endif
  45 }
  46
  47 } // namespace __xray