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42 lines
1.3 KiB
C
Vendored
42 lines
1.3 KiB
C
Vendored
//===-- Wrapper for C standard stdlib.h declarations on the GPU -----------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef __CLANG_LLVM_LIBC_WRAPPERS_STDLIB_H__
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#define __CLANG_LLVM_LIBC_WRAPPERS_STDLIB_H__
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#if !defined(_OPENMP) && !defined(__HIP__) && !defined(__CUDA__)
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#error "This file is for GPU offloading compilation only"
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#endif
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#include_next <stdlib.h>
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#if __has_include(<llvm-libc-decls/stdlib.h>)
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#if defined(__HIP__) || defined(__CUDA__)
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#define __LIBC_ATTRS __attribute__((device))
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#endif
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#pragma omp begin declare target
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// The LLVM C library uses this type so we forward declare it.
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typedef void (*__atexithandler_t)(void);
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// Enforce ABI compatibility with the structs used by the LLVM C library.
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_Static_assert(__builtin_offsetof(div_t, quot) == 0, "ABI mismatch!");
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_Static_assert(__builtin_offsetof(ldiv_t, quot) == 0, "ABI mismatch!");
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_Static_assert(__builtin_offsetof(lldiv_t, quot) == 0, "ABI mismatch!");
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#include <llvm-libc-decls/stdlib.h>
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#pragma omp end declare target
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#undef __LIBC_ATTRS
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#endif
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#endif // __CLANG_LLVM_LIBC_WRAPPERS_STDLIB_H__
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