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133 lines
5.1 KiB
Plaintext
Vendored
133 lines
5.1 KiB
Plaintext
Vendored
/*===-- __clang_openmp_device_functions.h - OpenMP math declares ------ c++ -===
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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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*/
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#ifndef __CLANG_OPENMP_CMATH_H__
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#define __CLANG_OPENMP_CMATH_H__
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#ifndef _OPENMP
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#error "This file is for OpenMP compilation only."
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#endif
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#include_next <cmath>
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// Make sure we include our math.h overlay, it probably happend already but we
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// need to be sure.
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#include <math.h>
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// We (might) need cstdlib because __clang_cuda_cmath.h below declares `abs`
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// which might live in cstdlib.
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#include <cstdlib>
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// We need limits because __clang_cuda_cmath.h below uses `std::numeric_limit`.
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#include <limits>
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#pragma omp begin declare variant match( \
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device = {arch(nvptx, nvptx64)}, implementation = {extension(match_any, allow_templates)})
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#define __CUDA__
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#define __OPENMP_NVPTX__
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#include <__clang_cuda_cmath.h>
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#undef __OPENMP_NVPTX__
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#undef __CUDA__
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// Overloads not provided by the CUDA wrappers but by the CUDA system headers.
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// Since we do not include the latter we define them ourselves.
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#define __DEVICE__ static constexpr __attribute__((always_inline, nothrow))
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__DEVICE__ float acosh(float __x) { return ::acoshf(__x); }
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__DEVICE__ float asinh(float __x) { return ::asinhf(__x); }
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__DEVICE__ float atanh(float __x) { return ::atanhf(__x); }
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__DEVICE__ float cbrt(float __x) { return ::cbrtf(__x); }
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__DEVICE__ float erf(float __x) { return ::erff(__x); }
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__DEVICE__ float erfc(float __x) { return ::erfcf(__x); }
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__DEVICE__ float exp2(float __x) { return ::exp2f(__x); }
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__DEVICE__ float expm1(float __x) { return ::expm1f(__x); }
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__DEVICE__ float fdim(float __x, float __y) { return ::fdimf(__x, __y); }
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__DEVICE__ float hypot(float __x, float __y) { return ::hypotf(__x, __y); }
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__DEVICE__ int ilogb(float __x) { return ::ilogbf(__x); }
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__DEVICE__ float lgamma(float __x) { return ::lgammaf(__x); }
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__DEVICE__ long long int llrint(float __x) { return ::llrintf(__x); }
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__DEVICE__ long long int llround(float __x) { return ::llroundf(__x); }
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__DEVICE__ float log1p(float __x) { return ::log1pf(__x); }
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__DEVICE__ float log2(float __x) { return ::log2f(__x); }
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__DEVICE__ float logb(float __x) { return ::logbf(__x); }
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__DEVICE__ long int lrint(float __x) { return ::lrintf(__x); }
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__DEVICE__ long int lround(float __x) { return ::lroundf(__x); }
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__DEVICE__ float nextafter(float __x, float __y) {
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return ::nextafterf(__x, __y);
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}
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__DEVICE__ float remainder(float __x, float __y) {
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return ::remainderf(__x, __y);
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}
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__DEVICE__ float scalbln(float __x, long int __y) {
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return ::scalblnf(__x, __y);
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}
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__DEVICE__ float scalbn(float __x, int __y) { return ::scalbnf(__x, __y); }
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__DEVICE__ float tgamma(float __x) { return ::tgammaf(__x); }
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#undef __DEVICE__
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#pragma omp end declare variant
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#ifdef __AMDGCN__
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#pragma omp begin declare variant match(device = {arch(amdgcn)})
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#pragma push_macro("__constant__")
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#define __constant__ __attribute__((constant))
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#define __OPENMP_AMDGCN__
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#include <__clang_hip_cmath.h>
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#pragma pop_macro("__constant__")
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#undef __OPENMP_AMDGCN__
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// Define overloads otherwise which are absent
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#define __DEVICE__ static constexpr __attribute__((always_inline, nothrow))
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__DEVICE__ float acos(float __x) { return ::acosf(__x); }
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__DEVICE__ float acosh(float __x) { return ::acoshf(__x); }
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__DEVICE__ float asin(float __x) { return ::asinf(__x); }
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__DEVICE__ float asinh(float __x) { return ::asinhf(__x); }
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__DEVICE__ float atan(float __x) { return ::atanf(__x); }
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__DEVICE__ float atan2(float __x, float __y) { return ::atan2f(__x, __y); }
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__DEVICE__ float atanh(float __x) { return ::atanhf(__x); }
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__DEVICE__ float cbrt(float __x) { return ::cbrtf(__x); }
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__DEVICE__ float cosh(float __x) { return ::coshf(__x); }
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__DEVICE__ float erf(float __x) { return ::erff(__x); }
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__DEVICE__ float erfc(float __x) { return ::erfcf(__x); }
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__DEVICE__ float exp2(float __x) { return ::exp2f(__x); }
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__DEVICE__ float expm1(float __x) { return ::expm1f(__x); }
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__DEVICE__ float fdim(float __x, float __y) { return ::fdimf(__x, __y); }
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__DEVICE__ float hypot(float __x, float __y) { return ::hypotf(__x, __y); }
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__DEVICE__ int ilogb(float __x) { return ::ilogbf(__x); }
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__DEVICE__ float ldexp(float __arg, int __exp) {
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return ::ldexpf(__arg, __exp);
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}
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__DEVICE__ float lgamma(float __x) { return ::lgammaf(__x); }
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__DEVICE__ float log1p(float __x) { return ::log1pf(__x); }
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__DEVICE__ float logb(float __x) { return ::logbf(__x); }
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__DEVICE__ float nextafter(float __x, float __y) {
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return ::nextafterf(__x, __y);
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}
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__DEVICE__ float remainder(float __x, float __y) {
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return ::remainderf(__x, __y);
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}
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__DEVICE__ float scalbn(float __x, int __y) { return ::scalbnf(__x, __y); }
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__DEVICE__ float sinh(float __x) { return ::sinhf(__x); }
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__DEVICE__ float tan(float __x) { return ::tanf(__x); }
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__DEVICE__ float tanh(float __x) { return ::tanhf(__x); }
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__DEVICE__ float tgamma(float __x) { return ::tgammaf(__x); }
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#undef __DEVICE__
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#pragma omp end declare variant
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#endif // __AMDGCN__
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#endif
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