xref: /freebsd/contrib/llvm-project/clang/lib/Headers/llvm_libc_wrappers/stdio.h (revision 0ad011ececb978e22a9bff2acf76633b094f1ff6)
1 //===-- Wrapper for C standard stdio.h declarations on the GPU ------------===//
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 #ifndef __CLANG_LLVM_LIBC_WRAPPERS_STDIO_H__
10 #define __CLANG_LLVM_LIBC_WRAPPERS_STDIO_H__
11 
12 #if !defined(_OPENMP) && !defined(__HIP__) && !defined(__CUDA__)
13 #error "This file is for GPU offloading compilation only"
14 #endif
15 
16 #include_next <stdio.h>
17 
18 #if __has_include(<llvm-libc-decls/stdio.h>)
19 
20 #if defined(__HIP__) || defined(__CUDA__)
21 #define __LIBC_ATTRS __attribute__((device))
22 #endif
23 
24 #pragma omp begin declare target
25 
26 #include <llvm-libc-decls/stdio.h>
27 
28 #pragma omp end declare target
29 
30 #undef __LIBC_ATTRS
31 
32 #endif
33 
34 #endif // __CLANG_LLVM_LIBC_WRAPPERS_STDIO_H__
35