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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | /*===- __clang_openmp_device_functions.h - OpenMP device function declares -=== |
| 2 | * |
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| 3 | * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | * See https://llvm.org/LICENSE.txt for license information. |
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| 5 | * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | * |
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| 7 | *===-----------------------------------------------------------------------=== |
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| 8 | */ |
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| 9 | |||
| 10 | #ifndef __CLANG_OPENMP_DEVICE_FUNCTIONS_H__ |
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| 11 | #define __CLANG_OPENMP_DEVICE_FUNCTIONS_H__ |
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| 12 | |||
| 13 | #ifndef _OPENMP |
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| 14 | #error "This file is for OpenMP compilation only." |
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| 15 | #endif |
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| 16 | |||
| 17 | #ifdef __cplusplus |
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| 18 | extern "C" { |
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| 19 | #endif |
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| 20 | |||
| 21 | #pragma omp begin declare variant match( \ |
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| 22 | device = {arch(nvptx, nvptx64)}, implementation = {extension(match_any)}) |
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| 23 | |||
| 24 | #define __CUDA__ |
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| 25 | #define __OPENMP_NVPTX__ |
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| 26 | |||
| 27 | /// Include declarations for libdevice functions. |
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| 28 | #include <__clang_cuda_libdevice_declares.h> |
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| 29 | |||
| 30 | /// Provide definitions for these functions. |
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| 31 | #include <__clang_cuda_device_functions.h> |
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| 32 | |||
| 33 | #undef __OPENMP_NVPTX__ |
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| 34 | #undef __CUDA__ |
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| 35 | |||
| 36 | #pragma omp end declare variant |
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| 37 | |||
| 38 | #ifdef __AMDGCN__ |
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| 39 | #pragma omp begin declare variant match(device = {arch(amdgcn)}) |
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| 40 | |||
| 41 | // Import types which will be used by __clang_hip_libdevice_declares.h |
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| 42 | #ifndef __cplusplus |
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| 43 | #include <stdbool.h> |
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| 44 | #include <stdint.h> |
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| 45 | #endif |
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| 46 | |||
| 47 | #define __OPENMP_AMDGCN__ |
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| 48 | #pragma push_macro("__device__") |
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| 49 | #define __device__ |
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| 50 | |||
| 51 | /// Include declarations for libdevice functions. |
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| 52 | #include <__clang_hip_libdevice_declares.h> |
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| 53 | |||
| 54 | #pragma pop_macro("__device__") |
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| 55 | #undef __OPENMP_AMDGCN__ |
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| 56 | |||
| 57 | #pragma omp end declare variant |
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| 58 | #endif |
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| 59 | |||
| 60 | #ifdef __cplusplus |
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| 61 | } // extern "C" |
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| 62 | #endif |
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| 63 | |||
| 64 | // Ensure we make `_ZdlPv`, aka. `operator delete(void*)` available without the |
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| 65 | // need to `include <new>` in C++ mode. |
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| 66 | #ifdef __cplusplus |
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| 67 | |||
| 68 | // We require malloc/free. |
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| 69 | #include <cstdlib> |
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| 70 | |||
| 71 | #pragma push_macro("OPENMP_NOEXCEPT") |
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| 72 | #if __cplusplus >= 201103L |
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| 73 | #define OPENMP_NOEXCEPT noexcept |
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| 74 | #else |
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| 75 | #define OPENMP_NOEXCEPT |
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| 76 | #endif |
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| 77 | |||
| 78 | // Device overrides for non-placement new and delete. |
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| 79 | inline void *operator new(__SIZE_TYPE__ size) { |
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| 80 | if (size == 0) |
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| 81 | size = 1; |
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| 82 | return ::malloc(size); |
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| 83 | } |
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| 84 | |||
| 85 | inline void *operator new[](__SIZE_TYPE__ size) { return ::operator new(size); } |
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| 86 | |||
| 87 | inline void operator delete(void *ptr)OPENMP_NOEXCEPT { ::free(ptr); } |
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| 88 | |||
| 89 | inline void operator delete[](void *ptr) OPENMP_NOEXCEPT { |
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| 90 | ::operator delete(ptr); |
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| 91 | } |
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| 92 | |||
| 93 | // Sized delete, C++14 only. |
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| 94 | #if __cplusplus >= 201402L |
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| 95 | inline void operator delete(void *ptr, __SIZE_TYPE__ size)OPENMP_NOEXCEPT { |
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| 96 | ::operator delete(ptr); |
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| 97 | } |
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| 98 | inline void operator delete[](void *ptr, __SIZE_TYPE__ size) OPENMP_NOEXCEPT { |
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| 99 | ::operator delete(ptr); |
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| 100 | } |
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| 101 | #endif |
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| 102 | |||
| 103 | #pragma pop_macro("OPENMP_NOEXCEPT") |
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| 104 | #endif |
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| 105 | |||
| 106 | #endif |