1 //===-- Implementation of the lgamma_r function for GPU -------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "src/math/lgamma_r.h" 10 #include "src/__support/common.h" 11 12 #include "declarations.h" 13 #include "src/__support/macros/config.h" 14 15 namespace LIBC_NAMESPACE_DECL { 16 17 LLVM_LIBC_FUNCTION(double, lgamma_r, (double x, int *signp)) { 18 double result = __nv_lgamma(x); 19 *signp = (result < 0.0) ? -1 : 1; 20 return result; 21 } 22 23 } // namespace LIBC_NAMESPACE_DECL 24