| //===-- runtime/Float128Math/scale.cpp ------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "math-entries.h" |
| #include "numeric-template-specs.h" |
| #include <limits> |
| |
| namespace Fortran::runtime { |
| extern "C" { |
| |
| #if HAS_LDBL128 || HAS_FLOAT128 |
| F128Type RTDEF(Scale16)(F128Type x, std::int64_t p) { |
| auto ip{static_cast<int>(p)}; |
| if (ip != p) { |
| ip = p < 0 ? std::numeric_limits<int>::min() |
| : std::numeric_limits<int>::max(); |
| } |
| return LDEXPTy<F128Type>::compute(x, ip); |
| } |
| #endif |
| |
| } // extern "C" |
| } // namespace Fortran::runtime |