| /*===- __clang_openmp_device_functions.h - OpenMP device function declares -=== |
| * |
| * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| * See https://llvm.org/LICENSE.txt for license information. |
| * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| * |
| *===-----------------------------------------------------------------------=== |
| */ |
| |
| #ifndef __CLANG_OPENMP_DEVICE_FUNCTIONS_H__ |
| #define __CLANG_OPENMP_DEVICE_FUNCTIONS_H__ |
| |
| #ifndef _OPENMP |
| #error "This file is for OpenMP compilation only." |
| #endif |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #pragma omp begin declare variant match( \ |
| device = {arch(nvptx, nvptx64)}, implementation = {extension(match_any)}) |
| |
| #define __CUDA__ |
| #define __OPENMP_NVPTX__ |
| |
| /// Include declarations for libdevice functions. |
| #include <__clang_cuda_libdevice_declares.h> |
| |
| /// Provide definitions for these functions. |
| #include <__clang_cuda_device_functions.h> |
| |
| #undef __OPENMP_NVPTX__ |
| #undef __CUDA__ |
| |
| #pragma omp end declare variant |
| |
| #ifdef __AMDGCN__ |
| #pragma omp begin declare variant match(device = {arch(amdgcn)}) |
| |
| // Import types which will be used by __clang_hip_libdevice_declares.h |
| #ifndef __cplusplus |
| #include <stdbool.h> |
| #include <stdint.h> |
| #endif |
| |
| #define __OPENMP_AMDGCN__ |
| #pragma push_macro("__device__") |
| #define __device__ |
| |
| /// Include declarations for libdevice functions. |
| #include <__clang_hip_libdevice_declares.h> |
| |
| #pragma pop_macro("__device__") |
| #undef __OPENMP_AMDGCN__ |
| |
| #pragma omp end declare variant |
| #endif |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| // Ensure we make `_ZdlPv`, aka. `operator delete(void*)` available without the |
| // need to `include <new>` in C++ mode. |
| #ifdef __cplusplus |
| |
| // We require malloc/free. |
| #include <cstdlib> |
| |
| #pragma push_macro("OPENMP_NOEXCEPT") |
| #if __cplusplus >= 201103L |
| #define OPENMP_NOEXCEPT noexcept |
| #else |
| #define OPENMP_NOEXCEPT |
| #endif |
| |
| // Device overrides for non-placement new and delete. |
| inline void *operator new(__SIZE_TYPE__ size) { |
| if (size == 0) |
| size = 1; |
| return ::malloc(size); |
| } |
| |
| inline void *operator new[](__SIZE_TYPE__ size) { return ::operator new(size); } |
| |
| inline void operator delete(void *ptr)OPENMP_NOEXCEPT { ::free(ptr); } |
| |
| inline void operator delete[](void *ptr) OPENMP_NOEXCEPT { |
| ::operator delete(ptr); |
| } |
| |
| // Sized delete, C++14 only. |
| #if __cplusplus >= 201402L |
| inline void operator delete(void *ptr, __SIZE_TYPE__ size)OPENMP_NOEXCEPT { |
| ::operator delete(ptr); |
| } |
| inline void operator delete[](void *ptr, __SIZE_TYPE__ size) OPENMP_NOEXCEPT { |
| ::operator delete(ptr); |
| } |
| #endif |
| |
| #pragma pop_macro("OPENMP_NOEXCEPT") |
| #endif |
| |
| #endif |