xref: /llvm-project/compiler-rt/lib/orc/debug.h (revision 3e04ad428313dde40c779af6d675b162e150125e)
11d82e19fSLang Hames //===- debug.h - Debugging output utilities ---------------------*- C++ -*-===//
21d82e19fSLang Hames //
31d82e19fSLang Hames // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
41d82e19fSLang Hames // See https://llvm.org/LICENSE.txt for license information.
51d82e19fSLang Hames // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
61d82e19fSLang Hames //
71d82e19fSLang Hames //===----------------------------------------------------------------------===//
81d82e19fSLang Hames //
91d82e19fSLang Hames // This file is a part of the ORC runtime support library.
101d82e19fSLang Hames //
111d82e19fSLang Hames //===----------------------------------------------------------------------===//
121d82e19fSLang Hames 
131d82e19fSLang Hames #ifndef ORC_RT_DEBUG_H
141d82e19fSLang Hames #define ORC_RT_DEBUG_H
151d82e19fSLang Hames 
161d82e19fSLang Hames #include <atomic>
171d82e19fSLang Hames 
181d82e19fSLang Hames #ifndef NDEBUG
191d82e19fSLang Hames 
20*3e04ad42SLang Hames namespace orc_rt {
211d82e19fSLang Hames 
221d82e19fSLang Hames extern std::atomic<const char *> DebugTypes;
231d82e19fSLang Hames extern char DebugTypesAll;
241d82e19fSLang Hames extern char DebugTypesNone;
251d82e19fSLang Hames 
261d82e19fSLang Hames const char *initializeDebug();
271d82e19fSLang Hames bool debugTypeEnabled(const char *Type, const char *Types);
281d82e19fSLang Hames void printdbg(const char *format, ...);
291d82e19fSLang Hames 
30*3e04ad42SLang Hames } // namespace orc_rt
311d82e19fSLang Hames 
321d82e19fSLang Hames #define ORC_RT_DEBUG_WITH_TYPE(TYPE, X)                                        \
331d82e19fSLang Hames   do {                                                                         \
34*3e04ad42SLang Hames     const char *Types = ::orc_rt::DebugTypes.load(std::memory_order_relaxed);  \
351d82e19fSLang Hames     if (!Types)                                                                \
361d82e19fSLang Hames       Types = initializeDebug();                                               \
371d82e19fSLang Hames     if (Types == &DebugTypesNone)                                              \
381d82e19fSLang Hames       break;                                                                   \
39*3e04ad42SLang Hames     if (Types == &DebugTypesAll || ::orc_rt::debugTypeEnabled(TYPE, Types)) {  \
401d82e19fSLang Hames       X;                                                                       \
411d82e19fSLang Hames     }                                                                          \
421d82e19fSLang Hames   } while (false)
431d82e19fSLang Hames 
441d82e19fSLang Hames #else
451d82e19fSLang Hames 
461d82e19fSLang Hames #define ORC_RT_DEBUG_WITH_TYPE(TYPE, X)                                        \
471d82e19fSLang Hames   do {                                                                         \
481d82e19fSLang Hames   } while (false)
491d82e19fSLang Hames 
501d82e19fSLang Hames #endif // !NDEBUG
511d82e19fSLang Hames 
521d82e19fSLang Hames #define ORC_RT_DEBUG(X) ORC_RT_DEBUG_WITH_TYPE(DEBUG_TYPE, X)
531d82e19fSLang Hames 
5466530ba0SLang Hames #endif // ORC_RT_DEBUG_H
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