libc/src/__support/math/exp10_float16_constants.h

//===-- Constants for exp10f16 function -------------------------*- 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_EXP10_FLOAT16_CONSTANTS_H
#define LLVM_LIBC_SRC___SUPPORT_MATH_EXP10_FLOAT16_CONSTANTS_H

#include "hdr/stdint_proxy.h"
#include "include/llvm-libc-macros/float16-macros.h"

#ifdef LIBC_TYPES_HAS_FLOAT16

#include "src/__support/CPP/array.h"

namespace LIBC_NAMESPACE_DECL {

// Generated by Sollya with the following commands:
//   > display = hexadecimal;
//   > for i from 0 to 7 do printsingle(round(2^(i * 2^-3), SG, RN));
LIBC_INLINE_VAR constexpr cpp::array<uint32_t, 8> EXP2_MID_BITS = {
    0x3f80'0000U, 0x3f8b'95c2U, 0x3f98'37f0U, 0x3fa5'fed7U,
    0x3fb5'04f3U, 0x3fc5'672aU, 0x3fd7'44fdU, 0x3fea'c0c7U,
};

// Generated by Sollya with the following commands:
//   > display = hexadecimal;
//   > round(log2(10), SG, RN);
LIBC_INLINE_VAR constexpr float LOG2F_10 = 0x1.a934fp+1f;

// Generated by Sollya with the following commands:
//   > display = hexadecimal;
//   > round(log10(2), SG, RN);
LIBC_INLINE_VAR constexpr float LOG10F_2 = 0x1.344136p-2f;

} // namespace LIBC_NAMESPACE_DECL

#endif // LIBC_TYPES_HAS_FLOAT16

#endif // LLVM_LIBC_SRC___SUPPORT_MATH_EXP10F16_H