From owner-svn-src-all@FreeBSD.ORG Tue Nov 22 17:30:41 2011 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9C9341065670; Tue, 22 Nov 2011 17:30:41 +0000 (UTC) (envelope-from theraven@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c]) by mx1.freebsd.org (Postfix) with ESMTP id 884D18FC1C; Tue, 22 Nov 2011 17:30:41 +0000 (UTC) Received: from svn.freebsd.org (localhost [127.0.0.1]) by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id pAMHUfZw002171; Tue, 22 Nov 2011 17:30:41 GMT (envelope-from theraven@svn.freebsd.org) Received: (from theraven@localhost) by svn.freebsd.org (8.14.4/8.14.4/Submit) id pAMHUfDc002168; Tue, 22 Nov 2011 17:30:41 GMT (envelope-from theraven@svn.freebsd.org) Message-Id: <201111221730.pAMHUfDc002168@svn.freebsd.org> From: David Chisnall Date: Tue, 22 Nov 2011 17:30:41 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org X-SVN-Group: vendor MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Subject: svn commit: r227825 - in vendor: libc++ libc++/dist libc++/dist/include libc++/dist/include/ext libc++/dist/include/support libc++/dist/include/support/win32 libc++/dist/src libc++/dist/src/support... X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Nov 2011 17:30:41 -0000 Author: theraven Date: Tue Nov 22 17:30:41 2011 New Revision: 227825 URL: http://svn.freebsd.org/changeset/base/227825 Log: Import libcxxrt / libc++ into a vendor branch. Approved by: dim (mentor) Added: vendor/libc++/ vendor/libc++/dist/ vendor/libc++/dist/include/ vendor/libc++/dist/include/__bit_reference vendor/libc++/dist/include/__config vendor/libc++/dist/include/__debug vendor/libc++/dist/include/__functional_03 vendor/libc++/dist/include/__functional_base vendor/libc++/dist/include/__functional_base_03 vendor/libc++/dist/include/__hash_table vendor/libc++/dist/include/__locale vendor/libc++/dist/include/__mutex_base vendor/libc++/dist/include/__split_buffer vendor/libc++/dist/include/__sso_allocator vendor/libc++/dist/include/__std_stream vendor/libc++/dist/include/__tree vendor/libc++/dist/include/__tuple vendor/libc++/dist/include/__tuple_03 vendor/libc++/dist/include/algorithm vendor/libc++/dist/include/array vendor/libc++/dist/include/atomic vendor/libc++/dist/include/bitset vendor/libc++/dist/include/cassert vendor/libc++/dist/include/ccomplex vendor/libc++/dist/include/cctype vendor/libc++/dist/include/cerrno vendor/libc++/dist/include/cfenv vendor/libc++/dist/include/cfloat vendor/libc++/dist/include/chrono vendor/libc++/dist/include/cinttypes vendor/libc++/dist/include/ciso646 vendor/libc++/dist/include/climits vendor/libc++/dist/include/clocale vendor/libc++/dist/include/cmath vendor/libc++/dist/include/codecvt vendor/libc++/dist/include/complex vendor/libc++/dist/include/complex.h (contents, props changed) vendor/libc++/dist/include/condition_variable vendor/libc++/dist/include/csetjmp vendor/libc++/dist/include/csignal vendor/libc++/dist/include/cstdarg vendor/libc++/dist/include/cstdbool vendor/libc++/dist/include/cstddef vendor/libc++/dist/include/cstdint vendor/libc++/dist/include/cstdio vendor/libc++/dist/include/cstdlib vendor/libc++/dist/include/cstring vendor/libc++/dist/include/ctgmath vendor/libc++/dist/include/ctime vendor/libc++/dist/include/cwchar vendor/libc++/dist/include/cwctype vendor/libc++/dist/include/deque vendor/libc++/dist/include/exception vendor/libc++/dist/include/ext/ vendor/libc++/dist/include/ext/__hash vendor/libc++/dist/include/ext/hash_map vendor/libc++/dist/include/ext/hash_set vendor/libc++/dist/include/forward_list vendor/libc++/dist/include/fstream vendor/libc++/dist/include/functional vendor/libc++/dist/include/future vendor/libc++/dist/include/initializer_list vendor/libc++/dist/include/iomanip vendor/libc++/dist/include/ios vendor/libc++/dist/include/iosfwd vendor/libc++/dist/include/iostream vendor/libc++/dist/include/istream vendor/libc++/dist/include/iterator vendor/libc++/dist/include/limits vendor/libc++/dist/include/list vendor/libc++/dist/include/locale vendor/libc++/dist/include/map vendor/libc++/dist/include/memory vendor/libc++/dist/include/mutex vendor/libc++/dist/include/new vendor/libc++/dist/include/numeric vendor/libc++/dist/include/ostream vendor/libc++/dist/include/queue vendor/libc++/dist/include/random vendor/libc++/dist/include/ratio vendor/libc++/dist/include/regex vendor/libc++/dist/include/scoped_allocator vendor/libc++/dist/include/set vendor/libc++/dist/include/sstream vendor/libc++/dist/include/stack vendor/libc++/dist/include/stdexcept vendor/libc++/dist/include/streambuf vendor/libc++/dist/include/string vendor/libc++/dist/include/strstream vendor/libc++/dist/include/support/ vendor/libc++/dist/include/support/win32/ vendor/libc++/dist/include/support/win32/limits_win32.h (contents, props changed) vendor/libc++/dist/include/support/win32/locale_win32.h (contents, props changed) vendor/libc++/dist/include/support/win32/math_win32.h (contents, props changed) vendor/libc++/dist/include/support/win32/support.h (contents, props changed) vendor/libc++/dist/include/system_error vendor/libc++/dist/include/tgmath.h (contents, props changed) vendor/libc++/dist/include/thread vendor/libc++/dist/include/tuple vendor/libc++/dist/include/type_traits vendor/libc++/dist/include/typeindex vendor/libc++/dist/include/typeinfo vendor/libc++/dist/include/unordered_map vendor/libc++/dist/include/unordered_set vendor/libc++/dist/include/utility vendor/libc++/dist/include/valarray vendor/libc++/dist/include/vector vendor/libc++/dist/src/ vendor/libc++/dist/src/algorithm.cpp (contents, props changed) vendor/libc++/dist/src/bind.cpp (contents, props changed) vendor/libc++/dist/src/chrono.cpp (contents, props changed) vendor/libc++/dist/src/condition_variable.cpp (contents, props changed) vendor/libc++/dist/src/debug.cpp (contents, props changed) vendor/libc++/dist/src/exception.cpp (contents, props changed) vendor/libc++/dist/src/future.cpp (contents, props changed) vendor/libc++/dist/src/hash.cpp (contents, props changed) vendor/libc++/dist/src/ios.cpp (contents, props changed) vendor/libc++/dist/src/iostream.cpp (contents, props changed) vendor/libc++/dist/src/locale.cpp (contents, props changed) vendor/libc++/dist/src/memory.cpp (contents, props changed) vendor/libc++/dist/src/mutex.cpp (contents, props changed) vendor/libc++/dist/src/new.cpp (contents, props changed) vendor/libc++/dist/src/random.cpp (contents, props changed) vendor/libc++/dist/src/regex.cpp (contents, props changed) vendor/libc++/dist/src/stdexcept.cpp (contents, props changed) vendor/libc++/dist/src/string.cpp (contents, props changed) vendor/libc++/dist/src/strstream.cpp (contents, props changed) vendor/libc++/dist/src/support/ vendor/libc++/dist/src/support/win32/ vendor/libc++/dist/src/support/win32/locale_win32.cpp (contents, props changed) vendor/libc++/dist/src/support/win32/support.cpp (contents, props changed) vendor/libc++/dist/src/system_error.cpp (contents, props changed) vendor/libc++/dist/src/thread.cpp (contents, props changed) vendor/libc++/dist/src/typeinfo.cpp (contents, props changed) vendor/libc++/dist/src/utility.cpp (contents, props changed) vendor/libc++/dist/src/valarray.cpp (contents, props changed) vendor/libcxxrt/ vendor/libcxxrt/dist/ vendor/libcxxrt/dist/CMakeLists.txt (contents, props changed) vendor/libcxxrt/dist/abi_namespace.h (contents, props changed) vendor/libcxxrt/dist/auxhelper.cc (contents, props changed) vendor/libcxxrt/dist/cxxabi.h (contents, props changed) vendor/libcxxrt/dist/doxygen_config vendor/libcxxrt/dist/dwarf_eh.h (contents, props changed) vendor/libcxxrt/dist/dynamic_cast.cc (contents, props changed) vendor/libcxxrt/dist/exception.cc (contents, props changed) vendor/libcxxrt/dist/guard.cc (contents, props changed) vendor/libcxxrt/dist/libelftc_dem_gnu3.c (contents, props changed) vendor/libcxxrt/dist/memory.cc (contents, props changed) vendor/libcxxrt/dist/stdexcept.cc (contents, props changed) vendor/libcxxrt/dist/stdexcept.h (contents, props changed) vendor/libcxxrt/dist/terminate.cc (contents, props changed) vendor/libcxxrt/dist/typeinfo vendor/libcxxrt/dist/typeinfo.cc (contents, props changed) vendor/libcxxrt/dist/typeinfo.h (contents, props changed) Added: vendor/libc++/dist/include/__bit_reference ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ vendor/libc++/dist/include/__bit_reference Tue Nov 22 17:30:41 2011 (r227825) @@ -0,0 +1,1247 @@ +// -*- C++ -*- +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef _LIBCPP___BIT_REFERENCE +#define _LIBCPP___BIT_REFERENCE + +#include <__config> +#include + +#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) +#pragma GCC system_header +#endif + +_LIBCPP_BEGIN_NAMESPACE_STD + +template class __bit_iterator; +template class __bit_const_reference; + +template +struct __has_storage_type +{ + static const bool value = false; +}; + +template ::value> +class __bit_reference +{ + typedef typename _C::__storage_type __storage_type; + typedef typename _C::__storage_pointer __storage_pointer; + + __storage_pointer __seg_; + __storage_type __mask_; + +#if defined(__clang__) + friend typename _C::__self; +#else + friend class _C::__self; +#endif + friend class __bit_const_reference<_C>; + friend class __bit_iterator<_C, false>; +public: + _LIBCPP_INLINE_VISIBILITY operator bool() const _NOEXCEPT + {return static_cast(*__seg_ & __mask_);} + _LIBCPP_INLINE_VISIBILITY bool operator ~() const _NOEXCEPT + {return !static_cast(*this);} + + _LIBCPP_INLINE_VISIBILITY + __bit_reference& operator=(bool __x) _NOEXCEPT + { + if (__x) + *__seg_ |= __mask_; + else + *__seg_ &= ~__mask_; + return *this; + } + + _LIBCPP_INLINE_VISIBILITY + __bit_reference& operator=(const __bit_reference& __x) _NOEXCEPT + {return operator=(static_cast(__x));} + + _LIBCPP_INLINE_VISIBILITY void flip() _NOEXCEPT {*__seg_ ^= __mask_;} + _LIBCPP_INLINE_VISIBILITY __bit_iterator<_C, false> operator&() const _NOEXCEPT + {return __bit_iterator<_C, false>(__seg_, static_cast(__ctz(__mask_)));} +private: + _LIBCPP_INLINE_VISIBILITY + __bit_reference(__storage_pointer __s, __storage_type __m) _NOEXCEPT + : __seg_(__s), __mask_(__m) {} +}; + +template +class __bit_reference<_C, false> +{ +}; + +template +_LIBCPP_INLINE_VISIBILITY inline +void +swap(__bit_reference<_C> __x, __bit_reference<_D> __y) _NOEXCEPT +{ + bool __t = __x; + __x = __y; + __y = __t; +} + +template +_LIBCPP_INLINE_VISIBILITY inline +void +swap(__bit_reference<_C> __x, bool& __y) _NOEXCEPT +{ + bool __t = __x; + __x = __y; + __y = __t; +} + +template +_LIBCPP_INLINE_VISIBILITY inline +void +swap(bool& __x, __bit_reference<_C> __y) _NOEXCEPT +{ + bool __t = __x; + __x = __y; + __y = __t; +} + +template +class __bit_const_reference +{ + typedef typename _C::__storage_type __storage_type; + typedef typename _C::__const_storage_pointer __storage_pointer; + + __storage_pointer __seg_; + __storage_type __mask_; + +#if defined(__clang__) + friend typename _C::__self; +#else + friend class _C::__self; +#endif + friend class __bit_iterator<_C, true>; +public: + _LIBCPP_INLINE_VISIBILITY + __bit_const_reference(const __bit_reference<_C>& __x) _NOEXCEPT + : __seg_(__x.__seg_), __mask_(__x.__mask_) {} + + _LIBCPP_INLINE_VISIBILITY operator bool() const _NOEXCEPT + {return static_cast(*__seg_ & __mask_);} + + _LIBCPP_INLINE_VISIBILITY __bit_iterator<_C, true> operator&() const _NOEXCEPT + {return __bit_iterator<_C, true>(__seg_, static_cast(__ctz(__mask_)));} +private: + _LIBCPP_INLINE_VISIBILITY + __bit_const_reference(__storage_pointer __s, __storage_type __m) _NOEXCEPT + : __seg_(__s), __mask_(__m) {} + + __bit_const_reference& operator=(const __bit_const_reference& __x); +}; + +// find + +template +__bit_iterator<_C, false> +__find_bool_true(__bit_iterator<_C, false> __first, typename _C::size_type __n) +{ + typedef __bit_iterator<_C, false> _It; + typedef typename _It::__storage_type __storage_type; + static const unsigned __bits_per_word = _It::__bits_per_word; + // do first partial word + if (__first.__ctz_ != 0) + { + __storage_type __clz_f = static_cast<__storage_type>(__bits_per_word - __first.__ctz_); + __storage_type __dn = _VSTD::min(__clz_f, __n); + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + __storage_type __b = *__first.__seg_ & __m; + if (__b) + return _It(__first.__seg_, static_cast(_VSTD::__ctz(__b))); + __n -= __dn; + ++__first.__seg_; + } + // do middle whole words + for (; __n >= __bits_per_word; ++__first.__seg_, __n -= __bits_per_word) + if (*__first.__seg_) + return _It(__first.__seg_, static_cast(_VSTD::__ctz(*__first.__seg_))); + // do last partial word + if (__n > 0) + { + __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); + __storage_type __b = *__first.__seg_ & __m; + if (__b) + return _It(__first.__seg_, static_cast(_VSTD::__ctz(__b))); + } + return _It(__first.__seg_, static_cast(__n)); +} + +template +__bit_iterator<_C, false> +__find_bool_false(__bit_iterator<_C, false> __first, typename _C::size_type __n) +{ + typedef __bit_iterator<_C, false> _It; + typedef typename _It::__storage_type __storage_type; + static const unsigned __bits_per_word = _It::__bits_per_word; + // do first partial word + if (__first.__ctz_ != 0) + { + __storage_type __clz_f = static_cast<__storage_type>(__bits_per_word - __first.__ctz_); + __storage_type __dn = _VSTD::min(__clz_f, __n); + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + __storage_type __b = ~(*__first.__seg_ & __m); + if (__b) + return _It(__first.__seg_, static_cast(_VSTD::__ctz(__b))); + __n -= __dn; + ++__first.__seg_; + } + // do middle whole words + for (; __n >= __bits_per_word; ++__first.__seg_, __n -= __bits_per_word) + { + __storage_type __b = ~*__first.__seg_; + if (__b) + return _It(__first.__seg_, static_cast(_VSTD::__ctz(__b))); + } + // do last partial word + if (__n > 0) + { + __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); + __storage_type __b = ~(*__first.__seg_ & __m); + if (__b) + return _It(__first.__seg_, static_cast(_VSTD::__ctz(__b))); + } + return _It(__first.__seg_, static_cast(__n)); +} + +template +inline _LIBCPP_INLINE_VISIBILITY +__bit_iterator<_C, false> +find(__bit_iterator<_C, false> __first, __bit_iterator<_C, false> __last, const _Tp& __value_) +{ + if (static_cast(__value_)) + return __find_bool_true(__first, static_cast(__last - __first)); + return __find_bool_false(__first, static_cast(__last - __first)); +} + +// count + +template +typename __bit_iterator<_C, false>::difference_type +__count_bool_true(__bit_iterator<_C, false> __first, typename _C::size_type __n) +{ + typedef __bit_iterator<_C, false> _It; + typedef typename _It::__storage_type __storage_type; + typedef typename _It::difference_type difference_type; + static const unsigned __bits_per_word = _It::__bits_per_word; + difference_type __r = 0; + // do first partial word + if (__first.__ctz_ != 0) + { + __storage_type __clz_f = static_cast<__storage_type>(__bits_per_word - __first.__ctz_); + __storage_type __dn = _VSTD::min(__clz_f, __n); + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + __r = _VSTD::__pop_count(*__first.__seg_ & __m); + __n -= __dn; + ++__first.__seg_; + } + // do middle whole words + for (; __n >= __bits_per_word; ++__first.__seg_, __n -= __bits_per_word) + __r += _VSTD::__pop_count(*__first.__seg_); + // do last partial word + if (__n > 0) + { + __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); + __r += _VSTD::__pop_count(*__first.__seg_ & __m); + } + return __r; +} + +template +typename __bit_iterator<_C, false>::difference_type +__count_bool_false(__bit_iterator<_C, false> __first, typename _C::size_type __n) +{ + typedef __bit_iterator<_C, false> _It; + typedef typename _It::__storage_type __storage_type; + typedef typename _It::difference_type difference_type; + static const unsigned __bits_per_word = _It::__bits_per_word; + difference_type __r = 0; + // do first partial word + if (__first.__ctz_ != 0) + { + __storage_type __clz_f = static_cast<__storage_type>(__bits_per_word - __first.__ctz_); + __storage_type __dn = _VSTD::min(__clz_f, __n); + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + __r = _VSTD::__pop_count(~(*__first.__seg_ & __m)); + __n -= __dn; + ++__first.__seg_; + } + // do middle whole words + for (; __n >= __bits_per_word; ++__first.__seg_, __n -= __bits_per_word) + __r += _VSTD::__pop_count(~*__first.__seg_); + // do last partial word + if (__n > 0) + { + __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); + __r += _VSTD::__pop_count(~(*__first.__seg_ & __m)); + } + return __r; +} + +template +inline _LIBCPP_INLINE_VISIBILITY +typename __bit_iterator<_C, false>::difference_type +count(__bit_iterator<_C, false> __first, __bit_iterator<_C, false> __last, const _Tp& __value_) +{ + if (static_cast(__value_)) + return __count_bool_true(__first, static_cast(__last - __first)); + return __count_bool_false(__first, static_cast(__last - __first)); +} + +// fill_n + +template +void +__fill_n_false(__bit_iterator<_C, false> __first, typename _C::size_type __n) +{ + typedef __bit_iterator<_C, false> _It; + typedef typename _It::__storage_type __storage_type; + static const unsigned __bits_per_word = _It::__bits_per_word; + // do first partial word + if (__first.__ctz_ != 0) + { + __storage_type __clz_f = static_cast<__storage_type>(__bits_per_word - __first.__ctz_); + __storage_type __dn = _VSTD::min(__clz_f, __n); + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + *__first.__seg_ &= ~__m; + __n -= __dn; + ++__first.__seg_; + } + // do middle whole words + __storage_type __nw = __n / __bits_per_word; + _VSTD::memset(__first.__seg_, 0, __nw * sizeof(__storage_type)); + __n -= __nw * __bits_per_word; + // do last partial word + if (__n > 0) + { + __first.__seg_ += __nw; + __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); + *__first.__seg_ &= ~__m; + } +} + +template +void +__fill_n_true(__bit_iterator<_C, false> __first, typename _C::size_type __n) +{ + typedef __bit_iterator<_C, false> _It; + typedef typename _It::__storage_type __storage_type; + static const unsigned __bits_per_word = _It::__bits_per_word; + // do first partial word + if (__first.__ctz_ != 0) + { + __storage_type __clz_f = static_cast<__storage_type>(__bits_per_word - __first.__ctz_); + __storage_type __dn = _VSTD::min(__clz_f, __n); + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + *__first.__seg_ |= __m; + __n -= __dn; + ++__first.__seg_; + } + // do middle whole words + __storage_type __nw = __n / __bits_per_word; + _VSTD::memset(__first.__seg_, -1, __nw * sizeof(__storage_type)); + __n -= __nw * __bits_per_word; + // do last partial word + if (__n > 0) + { + __first.__seg_ += __nw; + __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); + *__first.__seg_ |= __m; + } +} + +template +_LIBCPP_INLINE_VISIBILITY inline +void +fill_n(__bit_iterator<_C, false> __first, typename _C::size_type __n, bool __value_) +{ + if (__n > 0) + { + if (__value_) + __fill_n_true(__first, __n); + else + __fill_n_false(__first, __n); + } +} + +// fill + +template +inline _LIBCPP_INLINE_VISIBILITY +void +fill(__bit_iterator<_C, false> __first, __bit_iterator<_C, false> __last, bool __value_) +{ + _VSTD::fill_n(__first, static_cast(__last - __first), __value_); +} + +// copy + +template +__bit_iterator<_C, false> +__copy_aligned(__bit_iterator<_C, _IsConst> __first, __bit_iterator<_C, _IsConst> __last, + __bit_iterator<_C, false> __result) +{ + typedef __bit_iterator<_C, _IsConst> _In; + typedef typename _In::difference_type difference_type; + typedef typename _In::__storage_type __storage_type; + static const unsigned __bits_per_word = _In::__bits_per_word; + difference_type __n = __last - __first; + if (__n > 0) + { + // do first word + if (__first.__ctz_ != 0) + { + unsigned __clz = __bits_per_word - __first.__ctz_; + difference_type __dn = _VSTD::min(static_cast(__clz), __n); + __n -= __dn; + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz - __dn)); + __storage_type __b = *__first.__seg_ & __m; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b; + __result.__seg_ += (__dn + __result.__ctz_) / __bits_per_word; + __result.__ctz_ = static_cast((__dn + __result.__ctz_) % __bits_per_word); + ++__first.__seg_; + // __first.__ctz_ = 0; + } + // __first.__ctz_ == 0; + // do middle words + __storage_type __nw = __n / __bits_per_word; + _VSTD::memmove(__result.__seg_, __first.__seg_, __nw * sizeof(__storage_type)); + __n -= __nw * __bits_per_word; + __result.__seg_ += __nw; + // do last word + if (__n > 0) + { + __first.__seg_ += __nw; + __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); + __storage_type __b = *__first.__seg_ & __m; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b; + __result.__ctz_ = static_cast(__n); + } + } + return __result; +} + +template +__bit_iterator<_C, false> +__copy_unaligned(__bit_iterator<_C, _IsConst> __first, __bit_iterator<_C, _IsConst> __last, + __bit_iterator<_C, false> __result) +{ + typedef __bit_iterator<_C, _IsConst> _In; + typedef typename _In::difference_type difference_type; + typedef typename _In::__storage_type __storage_type; + static const unsigned __bits_per_word = _In::__bits_per_word; + difference_type __n = __last - __first; + if (__n > 0) + { + // do first word + if (__first.__ctz_ != 0) + { + unsigned __clz_f = __bits_per_word - __first.__ctz_; + difference_type __dn = _VSTD::min(static_cast(__clz_f), __n); + __n -= __dn; + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + __storage_type __b = *__first.__seg_ & __m; + unsigned __clz_r = __bits_per_word - __result.__ctz_; + __storage_type __ddn = _VSTD::min<__storage_type>(__dn, __clz_r); + __m = (~__storage_type(0) << __result.__ctz_) & (~__storage_type(0) >> (__clz_r - __ddn)); + *__result.__seg_ &= ~__m; + if (__result.__ctz_ > __first.__ctz_) + *__result.__seg_ |= __b << (__result.__ctz_ - __first.__ctz_); + else + *__result.__seg_ |= __b >> (__first.__ctz_ - __result.__ctz_); + __result.__seg_ += (__ddn + __result.__ctz_) / __bits_per_word; + __result.__ctz_ = static_cast((__ddn + __result.__ctz_) % __bits_per_word); + __dn -= __ddn; + if (__dn > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __dn); + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b >> (__first.__ctz_ + __ddn); + __result.__ctz_ = static_cast(__dn); + } + ++__first.__seg_; + // __first.__ctz_ = 0; + } + // __first.__ctz_ == 0; + // do middle words + unsigned __clz_r = __bits_per_word - __result.__ctz_; + __storage_type __m = ~__storage_type(0) << __result.__ctz_; + for (; __n >= __bits_per_word; __n -= __bits_per_word, ++__first.__seg_) + { + __storage_type __b = *__first.__seg_; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b << __result.__ctz_; + ++__result.__seg_; + *__result.__seg_ &= __m; + *__result.__seg_ |= __b >> __clz_r; + } + // do last word + if (__n > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __n); + __storage_type __b = *__first.__seg_ & __m; + __storage_type __dn = _VSTD::min(__n, static_cast(__clz_r)); + __m = (~__storage_type(0) << __result.__ctz_) & (~__storage_type(0) >> (__clz_r - __dn)); + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b << __result.__ctz_; + __result.__seg_ += (__dn + __result.__ctz_) / __bits_per_word; + __result.__ctz_ = static_cast((__dn + __result.__ctz_) % __bits_per_word); + __n -= __dn; + if (__n > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __n); + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b >> __dn; + __result.__ctz_ = static_cast(__n); + } + } + } + return __result; +} + +template +inline _LIBCPP_INLINE_VISIBILITY +__bit_iterator<_C, false> +copy(__bit_iterator<_C, _IsConst> __first, __bit_iterator<_C, _IsConst> __last, __bit_iterator<_C, false> __result) +{ + if (__first.__ctz_ == __result.__ctz_) + return __copy_aligned(__first, __last, __result); + return __copy_unaligned(__first, __last, __result); +} + +// copy_backward + +template +__bit_iterator<_C, false> +__copy_backward_aligned(__bit_iterator<_C, _IsConst> __first, __bit_iterator<_C, _IsConst> __last, + __bit_iterator<_C, false> __result) +{ + typedef __bit_iterator<_C, _IsConst> _In; + typedef typename _In::difference_type difference_type; + typedef typename _In::__storage_type __storage_type; + static const unsigned __bits_per_word = _In::__bits_per_word; + difference_type __n = __last - __first; + if (__n > 0) + { + // do first word + if (__last.__ctz_ != 0) + { + difference_type __dn = _VSTD::min(static_cast(__last.__ctz_), __n); + __n -= __dn; + unsigned __clz = __bits_per_word - __last.__ctz_; + __storage_type __m = (~__storage_type(0) << (__last.__ctz_ - __dn)) & (~__storage_type(0) >> __clz); + __storage_type __b = *__last.__seg_ & __m; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b; + __result.__ctz_ = static_cast(((-__dn & (__bits_per_word - 1)) + + __result.__ctz_) % __bits_per_word); + // __last.__ctz_ = 0 + } + // __last.__ctz_ == 0 || __n == 0 + // __result.__ctz_ == 0 || __n == 0 + // do middle words + __storage_type __nw = __n / __bits_per_word; + __result.__seg_ -= __nw; + __last.__seg_ -= __nw; + _VSTD::memmove(__result.__seg_, __last.__seg_, __nw * sizeof(__storage_type)); + __n -= __nw * __bits_per_word; + // do last word + if (__n > 0) + { + __storage_type __m = ~__storage_type(0) << (__bits_per_word - __n); + __storage_type __b = *--__last.__seg_ & __m; + *--__result.__seg_ &= ~__m; + *__result.__seg_ |= __b; + __result.__ctz_ = static_cast(-__n & (__bits_per_word - 1)); + } + } + return __result; +} + +template +__bit_iterator<_C, false> +__copy_backward_unaligned(__bit_iterator<_C, _IsConst> __first, __bit_iterator<_C, _IsConst> __last, + __bit_iterator<_C, false> __result) +{ + typedef __bit_iterator<_C, _IsConst> _In; + typedef typename _In::difference_type difference_type; + typedef typename _In::__storage_type __storage_type; + static const unsigned __bits_per_word = _In::__bits_per_word; + difference_type __n = __last - __first; + if (__n > 0) + { + // do first word + if (__last.__ctz_ != 0) + { + difference_type __dn = _VSTD::min(static_cast(__last.__ctz_), __n); + __n -= __dn; + unsigned __clz_l = __bits_per_word - __last.__ctz_; + __storage_type __m = (~__storage_type(0) << (__last.__ctz_ - __dn)) & (~__storage_type(0) >> __clz_l); + __storage_type __b = *__last.__seg_ & __m; + unsigned __clz_r = __bits_per_word - __result.__ctz_; + __storage_type __ddn = _VSTD::min(__dn, static_cast(__result.__ctz_)); + if (__ddn > 0) + { + __m = (~__storage_type(0) << (__result.__ctz_ - __ddn)) & (~__storage_type(0) >> __clz_r); + *__result.__seg_ &= ~__m; + if (__result.__ctz_ > __last.__ctz_) + *__result.__seg_ |= __b << (__result.__ctz_ - __last.__ctz_); + else + *__result.__seg_ |= __b >> (__last.__ctz_ - __result.__ctz_); + __result.__ctz_ = static_cast(((-__ddn & (__bits_per_word - 1)) + + __result.__ctz_) % __bits_per_word); + __dn -= __ddn; + } + if (__dn > 0) + { + // __result.__ctz_ == 0 + --__result.__seg_; + __result.__ctz_ = static_cast(-__dn & (__bits_per_word - 1)); + __m = ~__storage_type(0) << __result.__ctz_; + *__result.__seg_ &= ~__m; + __last.__ctz_ -= __dn + __ddn; + *__result.__seg_ |= __b << (__result.__ctz_ - __last.__ctz_); + } + // __last.__ctz_ = 0 + } + // __last.__ctz_ == 0 || __n == 0 + // __result.__ctz_ != 0 || __n == 0 + // do middle words + unsigned __clz_r = __bits_per_word - __result.__ctz_; + __storage_type __m = ~__storage_type(0) >> __clz_r; + for (; __n >= __bits_per_word; __n -= __bits_per_word) + { + __storage_type __b = *--__last.__seg_; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b >> __clz_r; + *--__result.__seg_ &= __m; + *__result.__seg_ |= __b << __result.__ctz_; + } + // do last word + if (__n > 0) + { + __m = ~__storage_type(0) << (__bits_per_word - __n); + __storage_type __b = *--__last.__seg_ & __m; + unsigned __clz_r = __bits_per_word - __result.__ctz_; + __storage_type __dn = _VSTD::min(__n, static_cast(__result.__ctz_)); + __m = (~__storage_type(0) << (__result.__ctz_ - __dn)) & (~__storage_type(0) >> __clz_r); + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b >> (__bits_per_word - __result.__ctz_); + __result.__ctz_ = static_cast(((-__dn & (__bits_per_word - 1)) + + __result.__ctz_) % __bits_per_word); + __n -= __dn; + if (__n > 0) + { + // __result.__ctz_ == 0 + --__result.__seg_; + __result.__ctz_ = static_cast(-__n & (__bits_per_word - 1)); + __m = ~__storage_type(0) << __result.__ctz_; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b << (__result.__ctz_ - (__bits_per_word - __n - __dn)); + } + } + } + return __result; +} + +template +inline _LIBCPP_INLINE_VISIBILITY +__bit_iterator<_C, false> +copy_backward(__bit_iterator<_C, _IsConst> __first, __bit_iterator<_C, _IsConst> __last, __bit_iterator<_C, false> __result) +{ + if (__last.__ctz_ == __result.__ctz_) + return __copy_backward_aligned(__first, __last, __result); + return __copy_backward_unaligned(__first, __last, __result); +} + +// move + +template +inline _LIBCPP_INLINE_VISIBILITY +__bit_iterator<_C, false> +move(__bit_iterator<_C, _IsConst> __first, __bit_iterator<_C, _IsConst> __last, __bit_iterator<_C, false> __result) +{ + return _VSTD::copy(__first, __last, __result); +} + +// move_backward + +template +inline _LIBCPP_INLINE_VISIBILITY +__bit_iterator<_C, false> +move_backward(__bit_iterator<_C, _IsConst> __first, __bit_iterator<_C, _IsConst> __last, __bit_iterator<_C, false> __result) +{ + return _VSTD::copy(__first, __last, __result); +} + +// swap_ranges + +template +__bit_iterator<__C2, false> +__swap_ranges_aligned(__bit_iterator<__C1, false> __first, __bit_iterator<__C1, false> __last, + __bit_iterator<__C2, false> __result) +{ + typedef __bit_iterator<__C1, false> _I1; + typedef typename _I1::difference_type difference_type; + typedef typename _I1::__storage_type __storage_type; + static const unsigned __bits_per_word = _I1::__bits_per_word; + difference_type __n = __last - __first; + if (__n > 0) + { + // do first word + if (__first.__ctz_ != 0) + { + unsigned __clz = __bits_per_word - __first.__ctz_; + difference_type __dn = _VSTD::min(static_cast(__clz), __n); + __n -= __dn; + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz - __dn)); + __storage_type __b1 = *__first.__seg_ & __m; + *__first.__seg_ &= ~__m; + __storage_type __b2 = *__result.__seg_ & __m; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b1; + *__first.__seg_ |= __b2; + __result.__seg_ += (__dn + __result.__ctz_) / __bits_per_word; + __result.__ctz_ = static_cast((__dn + __result.__ctz_) % __bits_per_word); + ++__first.__seg_; + // __first.__ctz_ = 0; + } + // __first.__ctz_ == 0; + // do middle words + for (; __n >= __bits_per_word; __n -= __bits_per_word, ++__first.__seg_, ++__result.__seg_) + swap(*__first.__seg_, *__result.__seg_); + // do last word + if (__n > 0) + { + __storage_type __m = ~__storage_type(0) >> (__bits_per_word - __n); + __storage_type __b1 = *__first.__seg_ & __m; + *__first.__seg_ &= ~__m; + __storage_type __b2 = *__result.__seg_ & __m; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b1; + *__first.__seg_ |= __b2; + __result.__ctz_ = static_cast(__n); + } + } + return __result; +} + +template +__bit_iterator<__C2, false> +__swap_ranges_unaligned(__bit_iterator<__C1, false> __first, __bit_iterator<__C1, false> __last, + __bit_iterator<__C2, false> __result) +{ + typedef __bit_iterator<__C1, false> _I1; + typedef typename _I1::difference_type difference_type; + typedef typename _I1::__storage_type __storage_type; + static const unsigned __bits_per_word = _I1::__bits_per_word; + difference_type __n = __last - __first; + if (__n > 0) + { + // do first word + if (__first.__ctz_ != 0) + { + unsigned __clz_f = __bits_per_word - __first.__ctz_; + difference_type __dn = _VSTD::min(static_cast(__clz_f), __n); + __n -= __dn; + __storage_type __m = (~__storage_type(0) << __first.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + __storage_type __b1 = *__first.__seg_ & __m; + *__first.__seg_ &= ~__m; + unsigned __clz_r = __bits_per_word - __result.__ctz_; + __storage_type __ddn = _VSTD::min<__storage_type>(__dn, __clz_r); + __m = (~__storage_type(0) << __result.__ctz_) & (~__storage_type(0) >> (__clz_r - __ddn)); + __storage_type __b2 = *__result.__seg_ & __m; + *__result.__seg_ &= ~__m; + if (__result.__ctz_ > __first.__ctz_) + { + unsigned __s = __result.__ctz_ - __first.__ctz_; + *__result.__seg_ |= __b1 << __s; + *__first.__seg_ |= __b2 >> __s; + } + else + { + unsigned __s = __first.__ctz_ - __result.__ctz_; + *__result.__seg_ |= __b1 >> __s; + *__first.__seg_ |= __b2 << __s; + } + __result.__seg_ += (__ddn + __result.__ctz_) / __bits_per_word; + __result.__ctz_ = static_cast((__ddn + __result.__ctz_) % __bits_per_word); + __dn -= __ddn; + if (__dn > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __dn); + __b2 = *__result.__seg_ & __m; + *__result.__seg_ &= ~__m; + unsigned __s = __first.__ctz_ + __ddn; + *__result.__seg_ |= __b1 >> __s; + *__first.__seg_ |= __b2 << __s; + __result.__ctz_ = static_cast(__dn); + } + ++__first.__seg_; + // __first.__ctz_ = 0; + } + // __first.__ctz_ == 0; + // do middle words + __storage_type __m = ~__storage_type(0) << __result.__ctz_; + unsigned __clz_r = __bits_per_word - __result.__ctz_; + for (; __n >= __bits_per_word; __n -= __bits_per_word, ++__first.__seg_) + { + __storage_type __b1 = *__first.__seg_; + __storage_type __b2 = *__result.__seg_ & __m; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b1 << __result.__ctz_; + *__first.__seg_ = __b2 >> __result.__ctz_; + ++__result.__seg_; + __b2 = *__result.__seg_ & ~__m; + *__result.__seg_ &= __m; + *__result.__seg_ |= __b1 >> __clz_r; + *__first.__seg_ |= __b2 << __clz_r; + } + // do last word + if (__n > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __n); + __storage_type __b1 = *__first.__seg_ & __m; + *__first.__seg_ &= ~__m; + __storage_type __dn = _VSTD::min<__storage_type>(__n, __clz_r); + __m = (~__storage_type(0) << __result.__ctz_) & (~__storage_type(0) >> (__clz_r - __dn)); + __storage_type __b2 = *__result.__seg_ & __m; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b1 << __result.__ctz_; + *__first.__seg_ |= __b2 >> __result.__ctz_; + __result.__seg_ += (__dn + __result.__ctz_) / __bits_per_word; + __result.__ctz_ = static_cast((__dn + __result.__ctz_) % __bits_per_word); + __n -= __dn; + if (__n > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __n); + __b2 = *__result.__seg_ & __m; + *__result.__seg_ &= ~__m; + *__result.__seg_ |= __b1 >> __dn; + *__first.__seg_ |= __b2 << __dn; + __result.__ctz_ = static_cast(__n); + } + } + } + return __result; +} + +template +inline _LIBCPP_INLINE_VISIBILITY +__bit_iterator<__C2, false> +swap_ranges(__bit_iterator<__C1, false> __first1, __bit_iterator<__C1, false> __last1, + __bit_iterator<__C2, false> __first2) +{ + if (__first1.__ctz_ == __first2.__ctz_) + return __swap_ranges_aligned(__first1, __last1, __first2); + return __swap_ranges_unaligned(__first1, __last1, __first2); +} + +// rotate + +template +struct __bit_array +{ + typedef typename _C::difference_type difference_type; + typedef typename _C::__storage_type __storage_type; + typedef typename _C::iterator iterator; + static const unsigned __bits_per_word = _C::__bits_per_word; + static const unsigned _N = 4; + + difference_type __size_; + __storage_type __word_[_N]; + + _LIBCPP_INLINE_VISIBILITY static difference_type capacity() + {return static_cast(_N * __bits_per_word);} + _LIBCPP_INLINE_VISIBILITY explicit __bit_array(difference_type __s) : __size_(__s) {} + _LIBCPP_INLINE_VISIBILITY iterator begin() {return iterator(__word_, 0);} + _LIBCPP_INLINE_VISIBILITY iterator end() {return iterator(__word_ + __size_ / __bits_per_word, + static_cast(__size_ % __bits_per_word));} +}; + +template +__bit_iterator<_C, false> +rotate(__bit_iterator<_C, false> __first, __bit_iterator<_C, false> __middle, __bit_iterator<_C, false> __last) +{ + typedef __bit_iterator<_C, false> _I1; + typedef typename _I1::difference_type difference_type; + typedef typename _I1::__storage_type __storage_type; + static const unsigned __bits_per_word = _I1::__bits_per_word; + difference_type __d1 = __middle - __first; + difference_type __d2 = __last - __middle; + _I1 __r = __first + __d2; + while (__d1 != 0 && __d2 != 0) + { + if (__d1 <= __d2) + { + if (__d1 <= __bit_array<_C>::capacity()) + { + __bit_array<_C> __b(__d1); + _VSTD::copy(__first, __middle, __b.begin()); + _VSTD::copy(__b.begin(), __b.end(), _VSTD::copy(__middle, __last, __first)); + break; + } + else + { + __bit_iterator<_C, false> __mp = _VSTD::swap_ranges(__first, __middle, __middle); + __first = __middle; + __middle = __mp; + __d2 -= __d1; + } + } + else + { + if (__d2 <= __bit_array<_C>::capacity()) + { + __bit_array<_C> __b(__d2); + _VSTD::copy(__middle, __last, __b.begin()); + _VSTD::copy_backward(__b.begin(), __b.end(), _VSTD::copy_backward(__first, __middle, __last)); + break; + } + else + { + __bit_iterator<_C, false> __mp = __first + __d2; + _VSTD::swap_ranges(__first, __mp, __middle); + __first = __mp; + __d1 -= __d2; + } + } + } + return __r; +} + +// equal + +template +bool +__equal_unaligned(__bit_iterator<_C, true> __first1, __bit_iterator<_C, true> __last1, + __bit_iterator<_C, true> __first2) +{ + typedef __bit_iterator<_C, true> _It; + typedef typename _It::difference_type difference_type; + typedef typename _It::__storage_type __storage_type; + static const unsigned __bits_per_word = _It::__bits_per_word; + difference_type __n = __last1 - __first1; + if (__n > 0) + { + // do first word + if (__first1.__ctz_ != 0) + { + unsigned __clz_f = __bits_per_word - __first1.__ctz_; + difference_type __dn = _VSTD::min(static_cast(__clz_f), __n); + __n -= __dn; + __storage_type __m = (~__storage_type(0) << __first1.__ctz_) & (~__storage_type(0) >> (__clz_f - __dn)); + __storage_type __b = *__first1.__seg_ & __m; + unsigned __clz_r = __bits_per_word - __first2.__ctz_; + __storage_type __ddn = _VSTD::min<__storage_type>(__dn, __clz_r); + __m = (~__storage_type(0) << __first2.__ctz_) & (~__storage_type(0) >> (__clz_r - __ddn)); + if (__first2.__ctz_ > __first1.__ctz_) + if ((*__first2.__seg_ & __m) != (__b << (__first2.__ctz_ - __first1.__ctz_))) + return false; + else + if ((*__first2.__seg_ & __m) != (__b >> (__first1.__ctz_ - __first2.__ctz_))) + return false; + __first2.__seg_ += (__ddn + __first2.__ctz_) / __bits_per_word; + __first2.__ctz_ = static_cast((__ddn + __first2.__ctz_) % __bits_per_word); + __dn -= __ddn; + if (__dn > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __dn); + if ((*__first2.__seg_ & __m) != (__b >> (__first1.__ctz_ + __ddn))) + return false; + __first2.__ctz_ = static_cast(__dn); + } + ++__first1.__seg_; + // __first1.__ctz_ = 0; + } + // __first1.__ctz_ == 0; + // do middle words + unsigned __clz_r = __bits_per_word - __first2.__ctz_; + __storage_type __m = ~__storage_type(0) << __first2.__ctz_; + for (; __n >= __bits_per_word; __n -= __bits_per_word, ++__first1.__seg_) + { + __storage_type __b = *__first1.__seg_; + if ((*__first2.__seg_ & __m) != (__b << __first2.__ctz_)) + return false; + ++__first2.__seg_; + if ((*__first2.__seg_ & ~__m) != (__b >> __clz_r)) + return false; + } + // do last word + if (__n > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __n); + __storage_type __b = *__first1.__seg_ & __m; + __storage_type __dn = _VSTD::min(__n, static_cast(__clz_r)); + __m = (~__storage_type(0) << __first2.__ctz_) & (~__storage_type(0) >> (__clz_r - __dn)); + if ((*__first2.__seg_ & __m) != (__b << __first2.__ctz_)) + return false; + __first2.__seg_ += (__dn + __first2.__ctz_) / __bits_per_word; + __first2.__ctz_ = static_cast((__dn + __first2.__ctz_) % __bits_per_word); + __n -= __dn; + if (__n > 0) + { + __m = ~__storage_type(0) >> (__bits_per_word - __n); *** DIFF OUTPUT TRUNCATED AT 1000 LINES ***