llvm/libc/src/math/generic/expm1f16.cpp

//===-- Half-precision e^x - 1 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/expm1f16.h"
#include "expxf16.h"
#include "hdr/errno_macros.h"
#include "hdr/fenv_macros.h"
#include "src/__support/FPUtil/FEnvImpl.h"
#include "src/__support/FPUtil/FPBits.h"
#include "src/__support/FPUtil/PolyEval.h"
#include "src/__support/FPUtil/except_value_utils.h"
#include "src/__support/FPUtil/multiply_add.h"
#include "src/__support/FPUtil/rounding_mode.h"
#include "src/__support/common.h"
#include "src/__support/macros/config.h"
#include "src/__support/macros/optimization.h"

namespace LIBC_NAMESPACE_DECL {

static constexpr fputil::ExceptValues<float16, 1> EXPM1F16_EXCEPTS_LO = …;

#ifdef LIBC_TARGET_CPU_HAS_FMA
static constexpr size_t N_EXPM1F16_EXCEPTS_HI = 2;
#else
static constexpr size_t N_EXPM1F16_EXCEPTS_HI = …;
#endif

static constexpr fputil::ExceptValues<float16, N_EXPM1F16_EXCEPTS_HI>
    EXPM1F16_EXCEPTS_HI = …;

LLVM_LIBC_FUNCTION(float16, expm1f16, (float16 x)) { … }

} // namespace LIBC_NAMESPACE_DECL