clang/lib/Headers/llvm_libc_wrappers/time.h

   1 //===-- Wrapper for C standard time.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_TIME_H__
  10 #define __CLANG_LLVM_LIBC_WRAPPERS_TIME_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 <time.h>
  17
  18 #if __has_include(<llvm-libc-decls/time.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 _Static_assert(sizeof(clock_t) == sizeof(long), "ABI mismatch!");
  27
  28 #include <llvm-libc-decls/time.h>
  29
  30 #pragma omp end declare target
  31
  32 #endif
  33
  34 #endif // __CLANG_LLVM_LIBC_WRAPPERS_TIME_H__