1//===- debug.h - Debugging output utilities ---------------------*- 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 the ORC runtime support library.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef ORC_RT_DEBUG_H
14#define ORC_RT_DEBUG_H
15
16#include <atomic>
17
18#ifndef NDEBUG
19
20namespace __orc_rt {
21
22extern std::atomic<const char *> DebugTypes;
23extern char DebugTypesAll;
24extern char DebugTypesNone;
25
26const char *initializeDebug();
27bool debugTypeEnabled(const char *Type, const char *Types);
28void printdbg(const char *format, ...);
29
30} // namespace __orc_rt
31
32#define ORC_RT_DEBUG_WITH_TYPE(TYPE, X)                                        \
33  do {                                                                         \
34    const char *Types =                                                        \
35        ::__orc_rt::DebugTypes.load(std::memory_order_relaxed);                \
36    if (!Types)                                                                \
37      Types = initializeDebug();                                               \
38    if (Types == &DebugTypesNone)                                              \
39      break;                                                                   \
40    if (Types == &DebugTypesAll ||                                             \
41        ::__orc_rt::debugTypeEnabled(TYPE, Types)) {                           \
42      X;                                                                       \
43    }                                                                          \
44  } while (false)
45
46#else
47
48#define ORC_RT_DEBUG_WITH_TYPE(TYPE, X)                                        \
49  do {                                                                         \
50  } while (false)
51
52#endif // !NDEBUG
53
54#define ORC_RT_DEBUG(X) ORC_RT_DEBUG_WITH_TYPE(DEBUG_TYPE, X)
55
56#endif // ORC_RT_DEBUG_H
57