llvm/libc/src/__support/FPUtil/fpbits_str.h

//===------ Pretty print function for FPBits --------------------*- 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_FPUTIL_FPBITS_STR_H
#define LLVM_LIBC_SRC___SUPPORT_FPUTIL_FPBITS_STR_H

#include "src/__support/CPP/string.h"
#include "src/__support/CPP/type_traits.h"
#include "src/__support/FPUtil/FPBits.h"
#include "src/__support/integer_to_string.h"
#include "src/__support/macros/attributes.h"
#include "src/__support/macros/config.h"

namespace LIBC_NAMESPACE_DECL {

namespace details {

// Format T as uppercase hexadecimal number with leading zeros.
ZeroPaddedHexFmt;

} // namespace details

// Converts the bits to a string in the following format:
//    "0x<NNN...N> = S: N, E: 0xNNNN, M:0xNNN...N"
// 1. N is a hexadecimal digit.
// 2. The hexadecimal number on the LHS is the raw numerical representation
//    of the bits.
// 3. The exponent is always 16 bits wide irrespective of the type of the
//    floating encoding.
template <typename T> LIBC_INLINE cpp::string str(fputil::FPBits<T> x) { … }

} // namespace LIBC_NAMESPACE_DECL

#endif // LLVM_LIBC_SRC___SUPPORT_FPUTIL_FPBITS_STR_H