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 | |
20 | namespace orc_rt { |
21 | |
22 | extern std::atomic<const char *> DebugTypes; |
23 | extern char DebugTypesAll; |
24 | extern char DebugTypesNone; |
25 | |
26 | const char *initializeDebug(); |
27 | bool debugTypeEnabled(const char *Type, const char *Types); |
28 | void 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 = ::orc_rt::DebugTypes.load(std::memory_order_relaxed); \ |
35 | if (!Types) \ |
36 | Types = initializeDebug(); \ |
37 | if (Types == &DebugTypesNone) \ |
38 | break; \ |
39 | if (Types == &DebugTypesAll || ::orc_rt::debugTypeEnabled(TYPE, Types)) { \ |
40 | X; \ |
41 | } \ |
42 | } while (false) |
43 | |
44 | #else |
45 | |
46 | #define ORC_RT_DEBUG_WITH_TYPE(TYPE, X) \ |
47 | do { \ |
48 | } while (false) |
49 | |
50 | #endif // !NDEBUG |
51 | |
52 | #define ORC_RT_DEBUG(X) ORC_RT_DEBUG_WITH_TYPE(DEBUG_TYPE, X) |
53 | |
54 | #endif // ORC_RT_DEBUG_H |
55 | |