| //===-- Implementation of roundevenf16 function ---------------------------===// |
| // |
| // 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 "src/math/roundevenf16.h" |
| #include "src/__support/FPUtil/NearestIntegerOperations.h" |
| #include "src/__support/FPUtil/cast.h" |
| #include "src/__support/common.h" |
| #include "src/__support/macros/config.h" |
| #include "src/__support/macros/properties/cpu_features.h" |
| |
| namespace LIBC_NAMESPACE_DECL { |
| |
| LLVM_LIBC_FUNCTION(float16, roundevenf16, (float16 x)) { |
| #if defined(__LIBC_USE_BUILTIN_ROUNDEVEN) && \ |
| defined(LIBC_TARGET_CPU_HAS_FAST_FLOAT16_OPS) |
| return fputil::cast<float16>(__builtin_roundevenf(x)); |
| #else |
| return fputil::round_using_specific_rounding_mode(x, FP_INT_TONEAREST); |
| #endif |
| } |
| |
| } // namespace LIBC_NAMESPACE_DECL |
