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/*===-- __clang_openmp_device_functions.h - OpenMP math declares ------ c++ -===
 *
 * 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_CMATH_H__
#define __CLANG_OPENMP_CMATH_H__

#ifndef _OPENMP
#error "This file is for OpenMP compilation only."
#endif

#include_next <cmath>

// Make sure we include our math.h overlay, it probably happend already but we
// need to be sure.
#include <math.h>

// We (might) need cstdlib because __clang_cuda_cmath.h below declares `abs`
// which might live in cstdlib.
#include <cstdlib>

// We need limits because __clang_cuda_cmath.h below uses `std::numeric_limit`.
#include <limits>

#pragma omp begin declare variant match(                                       \
    device = {arch(nvptx, nvptx64)}, implementation = {extension(match_any, allow_templates)})

#define __CUDA__
#define __OPENMP_NVPTX__
#include <__clang_cuda_cmath.h>
#undef __OPENMP_NVPTX__
#undef __CUDA__

// Overloads not provided by the CUDA wrappers but by the CUDA system headers.
// Since we do not include the latter we define them ourselves.
#define __DEVICE__ static constexpr __attribute__((always_inline, nothrow))

__DEVICE__ float acosh(float __x) { return ::acoshf(__x); }
__DEVICE__ float asinh(float __x) { return ::asinhf(__x); }
__DEVICE__ float atanh(float __x) { return ::atanhf(__x); }
__DEVICE__ float cbrt(float __x) { return ::cbrtf(__x); }
__DEVICE__ float erf(float __x) { return ::erff(__x); }
__DEVICE__ float erfc(float __x) { return ::erfcf(__x); }
__DEVICE__ float exp2(float __x) { return ::exp2f(__x); }
__DEVICE__ float expm1(float __x) { return ::expm1f(__x); }
__DEVICE__ float fdim(float __x, float __y) { return ::fdimf(__x, __y); }
__DEVICE__ float hypot(float __x, float __y) { return ::hypotf(__x, __y); }
__DEVICE__ int ilogb(float __x) { return ::ilogbf(__x); }
__DEVICE__ float lgamma(float __x) { return ::lgammaf(__x); }
__DEVICE__ long long int llrint(float __x) { return ::llrintf(__x); }
__DEVICE__ long long int llround(float __x) { return ::llroundf(__x); }
__DEVICE__ float log1p(float __x) { return ::log1pf(__x); }
__DEVICE__ float log2(float __x) { return ::log2f(__x); }
__DEVICE__ float logb(float __x) { return ::logbf(__x); }
__DEVICE__ long int lrint(float __x) { return ::lrintf(__x); }
__DEVICE__ long int lround(float __x) { return ::lroundf(__x); }
__DEVICE__ float nextafter(float __x, float __y) {
  return ::nextafterf(__x, __y);
}
__DEVICE__ float remainder(float __x, float __y) {
  return ::remainderf(__x, __y);
}
__DEVICE__ float scalbln(float __x, long int __y) {
  return ::scalblnf(__x, __y);
}
__DEVICE__ float scalbn(float __x, int __y) { return ::scalbnf(__x, __y); }
__DEVICE__ float tgamma(float __x) { return ::tgammaf(__x); }

#undef __DEVICE__

#pragma omp end declare variant

#ifdef __AMDGCN__
#pragma omp begin declare variant match(device = {arch(amdgcn)})

#pragma push_macro("__constant__")
#define __constant__ __attribute__((constant))
#define __OPENMP_AMDGCN__

#include <__clang_hip_cmath.h>

#pragma pop_macro("__constant__")
#undef __OPENMP_AMDGCN__

// Define overloads otherwise which are absent
#define __DEVICE__ static constexpr __attribute__((always_inline, nothrow))

__DEVICE__ float acos(float __x) { return ::acosf(__x); }
__DEVICE__ float acosh(float __x) { return ::acoshf(__x); }
__DEVICE__ float asin(float __x) { return ::asinf(__x); }
__DEVICE__ float asinh(float __x) { return ::asinhf(__x); }
__DEVICE__ float atan(float __x) { return ::atanf(__x); }
__DEVICE__ float atan2(float __x, float __y) { return ::atan2f(__x, __y); }
__DEVICE__ float atanh(float __x) { return ::atanhf(__x); }
__DEVICE__ float cbrt(float __x) { return ::cbrtf(__x); }
__DEVICE__ float cosh(float __x) { return ::coshf(__x); }
__DEVICE__ float erf(float __x) { return ::erff(__x); }
__DEVICE__ float erfc(float __x) { return ::erfcf(__x); }
__DEVICE__ float exp2(float __x) { return ::exp2f(__x); }
__DEVICE__ float expm1(float __x) { return ::expm1f(__x); }
__DEVICE__ float fdim(float __x, float __y) { return ::fdimf(__x, __y); }
__DEVICE__ float hypot(float __x, float __y) { return ::hypotf(__x, __y); }
__DEVICE__ int ilogb(float __x) { return ::ilogbf(__x); }
__DEVICE__ float ldexp(float __arg, int __exp) {
  return ::ldexpf(__arg, __exp);
}
__DEVICE__ float lgamma(float __x) { return ::lgammaf(__x); }
__DEVICE__ float log1p(float __x) { return ::log1pf(__x); }
__DEVICE__ float logb(float __x) { return ::logbf(__x); }
__DEVICE__ float nextafter(float __x, float __y) {
  return ::nextafterf(__x, __y);
}
__DEVICE__ float remainder(float __x, float __y) {
  return ::remainderf(__x, __y);
}
__DEVICE__ float scalbn(float __x, int __y) { return ::scalbnf(__x, __y); }
__DEVICE__ float sinh(float __x) { return ::sinhf(__x); }
__DEVICE__ float tan(float __x) { return ::tanf(__x); }
__DEVICE__ float tanh(float __x) { return ::tanhf(__x); }
__DEVICE__ float tgamma(float __x) { return ::tgammaf(__x); }

#undef __DEVICE__

#pragma omp end declare variant
#endif // __AMDGCN__

#endif

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Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2025-11-20 11:30:38
..	dir	-	root/root	0755	2025-11-20 11:30:38
__clang_openmp_device_functions.h	text/x-c	2.55 KB	root/root	0644	2023-11-28 08:52:28
cmath	text/x-c	5.13 KB	root/root	0644	2023-11-28 08:52:28
complex	text/x-c	1.76 KB	root/root	0644	2023-11-28 08:52:28
complex.h	text/x-c	898 B	root/root	0644	2023-11-28 08:52:28
complex_cmath.h	text/x-c++	12.13 KB	root/root	0644	2023-11-28 08:52:28
math.h	text/x-c	2.01 KB	root/root	0644	2023-11-28 08:52:28
new	text/x-c	1.38 KB	root/root	0644	2023-11-28 08:52:28