libc/src/__support/math/scalbnbf16.h

//===-- Implementation header for scalbnbf16 --------------------*- 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 LLVM_LIBC_SRC___SUPPORT_MATH_SCALBNBF16_H
#define LLVM_LIBC_SRC___SUPPORT_MATH_SCALBNBF16_H

#include "hdr/float_macros.h"
#include "src/__support/FPUtil/ManipulationFunctions.h"
#include "src/__support/FPUtil/bfloat16.h"
#include "src/__support/macros/config.h"

#if FLT_RADIX != 2
#error "FLT_RADIX != 2 is not supported."
#endif

namespace LIBC_NAMESPACE_DECL {
namespace math {

LIBC_INLINE constexpr bfloat16 scalbnbf16(bfloat16 x, int n) {
  return fputil::ldexp(x, n);
}

} // namespace math
} // namespace LIBC_NAMESPACE_DECL

#endif // LLVM_LIBC_SRC___SUPPORT_MATH_SCALBNBF16_H