1 //===- common.h - Common utilities for the ORC runtime ----------*- 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_COMMON_H 14 #define ORC_RT_COMMON_H 15 16 #include "compiler.h" 17 #include "orc/c_api.h" 18 #include <type_traits> 19 20 /// This macro should be used to define tags that will be associated with 21 /// handlers in the JIT process, and call can be used to define tags f 22 #define ORC_RT_JIT_DISPATCH_TAG(X) \ 23 extern "C" char X; \ 24 char X = 0; 25 26 /// Opaque struct for external symbols. 27 struct __orc_rt_Opaque {}; 28 29 /// Error reporting function. 30 extern "C" void __orc_rt_log_error(const char *ErrMsg); 31 32 /// Context object for dispatching calls to the JIT object. 33 /// 34 /// This is declared for use by the runtime, but should be implemented in the 35 /// executor or provided by a definition added to the JIT before the runtime 36 /// is loaded. 37 extern "C" __orc_rt_Opaque __orc_rt_jit_dispatch_ctx ORC_RT_WEAK_IMPORT; 38 39 /// For dispatching calls to the JIT object. 40 /// 41 /// This is declared for use by the runtime, but should be implemented in the 42 /// executor or provided by a definition added to the JIT before the runtime 43 /// is loaded. 44 extern "C" __orc_rt_CWrapperFunctionResult 45 __orc_rt_jit_dispatch(__orc_rt_Opaque *DispatchCtx, const void *FnTag, 46 const char *Data, size_t Size) ORC_RT_WEAK_IMPORT; 47 48 #endif // ORC_RT_COMMON_H 49