1*bed243d3SAndroid Build Coastguard Worker/*===-- complex --- OpenMP complex wrapper for target regions --------- c++ -=== 2*bed243d3SAndroid Build Coastguard Worker * 3*bed243d3SAndroid Build Coastguard Worker * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*bed243d3SAndroid Build Coastguard Worker * See https://llvm.org/LICENSE.txt for license information. 5*bed243d3SAndroid Build Coastguard Worker * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*bed243d3SAndroid Build Coastguard Worker * 7*bed243d3SAndroid Build Coastguard Worker *===-----------------------------------------------------------------------=== 8*bed243d3SAndroid Build Coastguard Worker */ 9*bed243d3SAndroid Build Coastguard Worker 10*bed243d3SAndroid Build Coastguard Worker#ifndef __CLANG_OPENMP_COMPLEX__ 11*bed243d3SAndroid Build Coastguard Worker#define __CLANG_OPENMP_COMPLEX__ 12*bed243d3SAndroid Build Coastguard Worker 13*bed243d3SAndroid Build Coastguard Worker#ifndef _OPENMP 14*bed243d3SAndroid Build Coastguard Worker#error "This file is for OpenMP compilation only." 15*bed243d3SAndroid Build Coastguard Worker#endif 16*bed243d3SAndroid Build Coastguard Worker 17*bed243d3SAndroid Build Coastguard Worker// We require std::math functions in the complex builtins below. 18*bed243d3SAndroid Build Coastguard Worker#include <cmath> 19*bed243d3SAndroid Build Coastguard Worker 20*bed243d3SAndroid Build Coastguard Worker#ifdef __NVPTX__ 21*bed243d3SAndroid Build Coastguard Worker#define __OPENMP_NVPTX__ 22*bed243d3SAndroid Build Coastguard Worker#include <__clang_cuda_complex_builtins.h> 23*bed243d3SAndroid Build Coastguard Worker#undef __OPENMP_NVPTX__ 24*bed243d3SAndroid Build Coastguard Worker#endif // __NVPTX__ 25*bed243d3SAndroid Build Coastguard Worker 26*bed243d3SAndroid Build Coastguard Worker#ifdef __AMDGCN__ 27*bed243d3SAndroid Build Coastguard Worker#define __OPENMP_AMDGCN__ 28*bed243d3SAndroid Build Coastguard Worker#include <__clang_cuda_complex_builtins.h> 29*bed243d3SAndroid Build Coastguard Worker#undef __OPENMP_AMDGCN__ 30*bed243d3SAndroid Build Coastguard Worker#endif // __AMDGCN__ 31*bed243d3SAndroid Build Coastguard Worker 32*bed243d3SAndroid Build Coastguard Worker#endif 33*bed243d3SAndroid Build Coastguard Worker 34*bed243d3SAndroid Build Coastguard Worker// Grab the host header too. 35*bed243d3SAndroid Build Coastguard Worker#include_next <complex> 36*bed243d3SAndroid Build Coastguard Worker 37*bed243d3SAndroid Build Coastguard Worker// If we are compiling against libc++, the macro _LIBCPP_STD_VER should be set 38*bed243d3SAndroid Build Coastguard Worker// after including <cmath> above. Since the complex header we use is a 39*bed243d3SAndroid Build Coastguard Worker// simplified version of the libc++, we don't need it in this case. If we 40*bed243d3SAndroid Build Coastguard Worker// compile against libstdc++, or any other standard library, we will overload 41*bed243d3SAndroid Build Coastguard Worker// the (hopefully template) functions in the <complex> header with the ones we 42*bed243d3SAndroid Build Coastguard Worker// got from libc++ which decomposes math functions, like `std::sin`, into 43*bed243d3SAndroid Build Coastguard Worker// arithmetic and calls to non-complex functions, all of which we can then 44*bed243d3SAndroid Build Coastguard Worker// handle. 45*bed243d3SAndroid Build Coastguard Worker#ifndef _LIBCPP_STD_VER 46*bed243d3SAndroid Build Coastguard Worker 47*bed243d3SAndroid Build Coastguard Worker#pragma omp begin declare variant match( \ 48*bed243d3SAndroid Build Coastguard Worker device = {arch(amdgcn, nvptx, nvptx64)}, \ 49*bed243d3SAndroid Build Coastguard Worker implementation = {extension(match_any, allow_templates)}) 50*bed243d3SAndroid Build Coastguard Worker 51*bed243d3SAndroid Build Coastguard Worker#include <complex_cmath.h> 52*bed243d3SAndroid Build Coastguard Worker 53*bed243d3SAndroid Build Coastguard Worker#pragma omp end declare variant 54*bed243d3SAndroid Build Coastguard Worker 55*bed243d3SAndroid Build Coastguard Worker#endif // _LIBCPP_STD_VER 56