rank_groups.h File Reference

Declares Everett's rank groups support. More...

#include <everett/error_detail.h>
#include <everett/rank15.h>
#include <algorithm>
#include <array>
#include <bit>
#include <cstdint>
#include <limits>
#include <span>
#include <stdexcept>
#include <utility>
#include <vector>

Go to the source code of this file.

Classes
struct	everett::rank_groups_view< K >
struct	everett::rank_groups_view< 15 >
struct	everett::rank_groups< K >
struct	everett::rank_groups_builder< K >

Namespaces
namespace	everett
namespace	everett::rank_groups_detail

Functions
template<unsigned Bits, unsigned Word, unsigned Plane>
constexpr std::uint64_t	everett::rank_groups_detail::plane_mask () noexcept
template<unsigned Bits>
unsigned	everett::rank_groups_detail::prefix_portable (word_view words, unsigned count) noexcept
template<unsigned Bits>
unsigned	everett::rank_groups_detail::prefix_portable (std::uint64_t const *words, unsigned count) noexcept
template<unsigned Bits, simd::architecture Arch, unsigned Vector, unsigned Plane = 0>
auto	everett::rank_groups_detail::weighted_bits (simd::vec< std::uint8_t, 16, Arch > value) noexcept
template<unsigned Bits, simd::architecture Arch, unsigned Vector = 0>
auto	everett::rank_groups_detail::prefix_vectors (std::byte const *bytes, unsigned bits) noexcept
template<unsigned Bits, simd::architecture Arch = simd::scalar>
unsigned	everett::rank_groups_detail::prefix (std::uint64_t const *words, unsigned count) noexcept

Detailed Description

Declares Everett's rank groups support.

Author

Edward Kmett ekmet.nosp@m.t@gm.nosp@m.ail.c.nosp@m.om

SPDX-FileType: SOURCE
SPDX-FileCopyrightText: 2026 Edward Kmett <ekmett@gmail.com>
SPDX-License-Identifier: BSD-2-Clause OR Apache-2.0