1 //===-- TargetExecutionUtils.h - Utils for execution in target --*- 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 // Utilities for execution in the target process.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_EXECUTIONENGINE_ORC_TARGETPROCESS_TARGETEXECUTIONUTILS_H
14 #define LLVM_EXECUTIONENGINE_ORC_TARGETPROCESS_TARGETEXECUTIONUTILS_H
15 
16 #include "llvm/ADT/ArrayRef.h"
17 #include "llvm/ADT/StringRef.h"
18 #include <string>
19 
20 namespace llvm {
21 namespace orc {
22 
23 /// Run a main function, returning the result.
24 ///
25 /// If the optional ProgramName argument is given then it will be inserted
26 /// before the strings in Args as the first argument to the called function.
27 ///
28 /// It is legal to have an empty argument list and no program name, however
29 /// many main functions will expect a name argument at least, and will fail
30 /// if none is provided.
31 int runAsMain(int (*Main)(int, char *[]), ArrayRef<std::string> Args,
32               std::optional<StringRef> ProgramName = std::nullopt);
33 
34 int runAsVoidFunction(int (*Func)(void));
35 int runAsIntFunction(int (*Func)(int), int Arg);
36 
37 } // end namespace orc
38 } // end namespace llvm
39 
40 #endif // LLVM_EXECUTIONENGINE_ORC_TARGETPROCESS_TARGETEXECUTIONUTILS_H
41