diff options
Diffstat (limited to 'third_party/abseil_cpp/absl/numeric')
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/BUILD.bazel | 74 | ||||
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/CMakeLists.txt | 61 | ||||
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/int128.cc | 390 | ||||
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/int128.h | 1092 | ||||
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/int128_benchmark.cc | 282 | ||||
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/int128_have_intrinsic.inc | 302 | ||||
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/int128_no_intrinsic.inc | 308 | ||||
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/int128_stream_test.cc | 1395 | ||||
| -rw-r--r-- | third_party/abseil_cpp/absl/numeric/int128_test.cc | 1225 |
9 files changed, 0 insertions, 5129 deletions
diff --git a/third_party/abseil_cpp/absl/numeric/BUILD.bazel b/third_party/abseil_cpp/absl/numeric/BUILD.bazel deleted file mode 100644 index da3af4d0ce..0000000000 --- a/third_party/abseil_cpp/absl/numeric/BUILD.bazel +++ /dev/null @@ -1,74 +0,0 @@ -# Copyright 2018 The Abseil Authors. -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# https://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -load("@rules_cc//cc:defs.bzl", "cc_library", "cc_test") -load( - "//absl:copts/configure_copts.bzl", - "ABSL_DEFAULT_COPTS", - "ABSL_DEFAULT_LINKOPTS", - "ABSL_TEST_COPTS", -) - -package(default_visibility = ["//visibility:public"]) - -licenses(["notice"]) # Apache 2.0 - -cc_library( - name = "int128", - srcs = [ - "int128.cc", - "int128_have_intrinsic.inc", - "int128_no_intrinsic.inc", - ], - hdrs = ["int128.h"], - copts = ABSL_DEFAULT_COPTS, - linkopts = ABSL_DEFAULT_LINKOPTS, - deps = [ - "//absl/base:bits", - "//absl/base:config", - "//absl/base:core_headers", - ], -) - -cc_test( - name = "int128_test", - size = "small", - srcs = [ - "int128_stream_test.cc", - "int128_test.cc", - ], - copts = ABSL_TEST_COPTS, - linkopts = ABSL_DEFAULT_LINKOPTS, - deps = [ - ":int128", - "//absl/base", - "//absl/base:core_headers", - "//absl/hash:hash_testing", - "//absl/meta:type_traits", - "@com_google_googletest//:gtest_main", - ], -) - -cc_test( - name = "int128_benchmark", - srcs = ["int128_benchmark.cc"], - copts = ABSL_TEST_COPTS, - linkopts = ABSL_DEFAULT_LINKOPTS, - tags = ["benchmark"], - deps = [ - ":int128", - "//absl/base:config", - "@com_github_google_benchmark//:benchmark_main", - ], -) diff --git a/third_party/abseil_cpp/absl/numeric/CMakeLists.txt b/third_party/abseil_cpp/absl/numeric/CMakeLists.txt deleted file mode 100644 index 1e12d80f7c..0000000000 --- a/third_party/abseil_cpp/absl/numeric/CMakeLists.txt +++ /dev/null @@ -1,61 +0,0 @@ -# -# Copyright 2017 The Abseil Authors. -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# https://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# - -absl_cc_library( - NAME - int128 - HDRS - "int128.h" - SRCS - "int128.cc" - "int128_have_intrinsic.inc" - "int128_no_intrinsic.inc" - COPTS - ${ABSL_DEFAULT_COPTS} - DEPS - absl::bits - absl::config - absl::core_headers - PUBLIC -) - -absl_cc_test( - NAME - int128_test - SRCS - "int128_stream_test.cc" - "int128_test.cc" - COPTS - ${ABSL_TEST_COPTS} - DEPS - absl::int128 - absl::base - absl::core_headers - absl::hash_testing - absl::type_traits - gmock_main -) - -# component target -absl_cc_library( - NAME - numeric - COPTS - ${ABSL_DEFAULT_COPTS} - DEPS - absl::int128 - PUBLIC -) diff --git a/third_party/abseil_cpp/absl/numeric/int128.cc b/third_party/abseil_cpp/absl/numeric/int128.cc deleted file mode 100644 index e21e5e9a4a..0000000000 --- a/third_party/abseil_cpp/absl/numeric/int128.cc +++ /dev/null @@ -1,390 +0,0 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include "absl/numeric/int128.h" - -#include <stddef.h> - -#include <cassert> -#include <iomanip> -#include <ostream> // NOLINT(readability/streams) -#include <sstream> -#include <string> -#include <type_traits> - -#include "absl/base/internal/bits.h" -#include "absl/base/optimization.h" - -namespace absl { -ABSL_NAMESPACE_BEGIN - -ABSL_DLL const uint128 kuint128max = MakeUint128( - std::numeric_limits<uint64_t>::max(), std::numeric_limits<uint64_t>::max()); - -namespace { - -// Returns the 0-based position of the last set bit (i.e., most significant bit) -// in the given uint128. The argument is not 0. -// -// For example: -// Given: 5 (decimal) == 101 (binary) -// Returns: 2 -inline ABSL_ATTRIBUTE_ALWAYS_INLINE int Fls128(uint128 n) { - if (uint64_t hi = Uint128High64(n)) { - ABSL_INTERNAL_ASSUME(hi != 0); - return 127 - base_internal::CountLeadingZeros64(hi); - } - const uint64_t low = Uint128Low64(n); - ABSL_INTERNAL_ASSUME(low != 0); - return 63 - base_internal::CountLeadingZeros64(low); -} - -// Long division/modulo for uint128 implemented using the shift-subtract -// division algorithm adapted from: -// https://stackoverflow.com/questions/5386377/division-without-using -inline void DivModImpl(uint128 dividend, uint128 divisor, uint128* quotient_ret, - uint128* remainder_ret) { - assert(divisor != 0); - - if (divisor > dividend) { - *quotient_ret = 0; - *remainder_ret = dividend; - return; - } - - if (divisor == dividend) { - *quotient_ret = 1; - *remainder_ret = 0; - return; - } - - uint128 denominator = divisor; - uint128 quotient = 0; - - // Left aligns the MSB of the denominator and the dividend. - const int shift = Fls128(dividend) - Fls128(denominator); - denominator <<= shift; - - // Uses shift-subtract algorithm to divide dividend by denominator. The - // remainder will be left in dividend. - for (int i = 0; i <= shift; ++i) { - quotient <<= 1; - if (dividend >= denominator) { - dividend -= denominator; - quotient |= 1; - } - denominator >>= 1; - } - - *quotient_ret = quotient; - *remainder_ret = dividend; -} - -template <typename T> -uint128 MakeUint128FromFloat(T v) { - static_assert(std::is_floating_point<T>::value, ""); - - // Rounding behavior is towards zero, same as for built-in types. - - // Undefined behavior if v is NaN or cannot fit into uint128. - assert(std::isfinite(v) && v > -1 && - (std::numeric_limits<T>::max_exponent <= 128 || - v < std::ldexp(static_cast<T>(1), 128))); - - if (v >= std::ldexp(static_cast<T>(1), 64)) { - uint64_t hi = static_cast<uint64_t>(std::ldexp(v, -64)); - uint64_t lo = static_cast<uint64_t>(v - std::ldexp(static_cast<T>(hi), 64)); - return MakeUint128(hi, lo); - } - - return MakeUint128(0, static_cast<uint64_t>(v)); -} - -#if defined(__clang__) && !defined(__SSE3__) -// Workaround for clang bug: https://bugs.llvm.org/show_bug.cgi?id=38289 -// Casting from long double to uint64_t is miscompiled and drops bits. -// It is more work, so only use when we need the workaround. -uint128 MakeUint128FromFloat(long double v) { - // Go 50 bits at a time, that fits in a double - static_assert(std::numeric_limits<double>::digits >= 50, ""); - static_assert(std::numeric_limits<long double>::digits <= 150, ""); - // Undefined behavior if v is not finite or cannot fit into uint128. - assert(std::isfinite(v) && v > -1 && v < std::ldexp(1.0L, 128)); - - v = std::ldexp(v, -100); - uint64_t w0 = static_cast<uint64_t>(static_cast<double>(std::trunc(v))); - v = std::ldexp(v - static_cast<double>(w0), 50); - uint64_t w1 = static_cast<uint64_t>(static_cast<double>(std::trunc(v))); - v = std::ldexp(v - static_cast<double>(w1), 50); - uint64_t w2 = static_cast<uint64_t>(static_cast<double>(std::trunc(v))); - return (static_cast<uint128>(w0) << 100) | (static_cast<uint128>(w1) << 50) | - static_cast<uint128>(w2); -} -#endif // __clang__ && !__SSE3__ -} // namespace - -uint128::uint128(float v) : uint128(MakeUint128FromFloat(v)) {} -uint128::uint128(double v) : uint128(MakeUint128FromFloat(v)) {} -uint128::uint128(long double v) : uint128(MakeUint128FromFloat(v)) {} - -uint128 operator/(uint128 lhs, uint128 rhs) { -#if defined(ABSL_HAVE_INTRINSIC_INT128) - return static_cast<unsigned __int128>(lhs) / - static_cast<unsigned __int128>(rhs); -#else // ABSL_HAVE_INTRINSIC_INT128 - uint128 quotient = 0; - uint128 remainder = 0; - DivModImpl(lhs, rhs, "ient, &remainder); - return quotient; -#endif // ABSL_HAVE_INTRINSIC_INT128 -} -uint128 operator%(uint128 lhs, uint128 rhs) { -#if defined(ABSL_HAVE_INTRINSIC_INT128) - return static_cast<unsigned __int128>(lhs) % - static_cast<unsigned __int128>(rhs); -#else // ABSL_HAVE_INTRINSIC_INT128 - uint128 quotient = 0; - uint128 remainder = 0; - DivModImpl(lhs, rhs, "ient, &remainder); - return remainder; -#endif // ABSL_HAVE_INTRINSIC_INT128 -} - -namespace { - -std::string Uint128ToFormattedString(uint128 v, std::ios_base::fmtflags flags) { - // Select a divisor which is the largest power of the base < 2^64. - uint128 div; - int div_base_log; - switch (flags & std::ios::basefield) { - case std::ios::hex: - div = 0x1000000000000000; // 16^15 - div_base_log = 15; - break; - case std::ios::oct: - div = 01000000000000000000000; // 8^21 - div_base_log = 21; - break; - default: // std::ios::dec - div = 10000000000000000000u; // 10^19 - div_base_log = 19; - break; - } - - // Now piece together the uint128 representation from three chunks of the - // original value, each less than "div" and therefore representable as a - // uint64_t. - std::ostringstream os; - std::ios_base::fmtflags copy_mask = - std::ios::basefield | std::ios::showbase | std::ios::uppercase; - os.setf(flags & copy_mask, copy_mask); - uint128 high = v; - uint128 low; - DivModImpl(high, div, &high, &low); - uint128 mid; - DivModImpl(high, div, &high, &mid); - if (Uint128Low64(high) != 0) { - os << Uint128Low64(high); - os << std::noshowbase << std::setfill('0') << std::setw(div_base_log); - os << Uint128Low64(mid); - os << std::setw(div_base_log); - } else if (Uint128Low64(mid) != 0) { - os << Uint128Low64(mid); - os << std::noshowbase << std::setfill('0') << std::setw(div_base_log); - } - os << Uint128Low64(low); - return os.str(); -} - -} // namespace - -std::ostream& operator<<(std::ostream& os, uint128 v) { - std::ios_base::fmtflags flags = os.flags(); - std::string rep = Uint128ToFormattedString(v, flags); - - // Add the requisite padding. - std::streamsize width = os.width(0); - if (static_cast<size_t>(width) > rep.size()) { - std::ios::fmtflags adjustfield = flags & std::ios::adjustfield; - if (adjustfield == std::ios::left) { - rep.append(width - rep.size(), os.fill()); - } else if (adjustfield == std::ios::internal && - (flags & std::ios::showbase) && - (flags & std::ios::basefield) == std::ios::hex && v != 0) { - rep.insert(2, width - rep.size(), os.fill()); - } else { - rep.insert(0, width - rep.size(), os.fill()); - } - } - - return os << rep; -} - -namespace { - -uint128 UnsignedAbsoluteValue(int128 v) { - // Cast to uint128 before possibly negating because -Int128Min() is undefined. - return Int128High64(v) < 0 ? -uint128(v) : uint128(v); -} - -} // namespace - -#if !defined(ABSL_HAVE_INTRINSIC_INT128) -namespace { - -template <typename T> -int128 MakeInt128FromFloat(T v) { - // Conversion when v is NaN or cannot fit into int128 would be undefined - // behavior if using an intrinsic 128-bit integer. - assert(std::isfinite(v) && (std::numeric_limits<T>::max_exponent <= 127 || - (v >= -std::ldexp(static_cast<T>(1), 127) && - v < std::ldexp(static_cast<T>(1), 127)))); - - // We must convert the absolute value and then negate as needed, because - // floating point types are typically sign-magnitude. Otherwise, the - // difference between the high and low 64 bits when interpreted as two's - // complement overwhelms the precision of the mantissa. - uint128 result = v < 0 ? -MakeUint128FromFloat(-v) : MakeUint128FromFloat(v); - return MakeInt128(int128_internal::BitCastToSigned(Uint128High64(result)), - Uint128Low64(result)); -} - -} // namespace - -int128::int128(float v) : int128(MakeInt128FromFloat(v)) {} -int128::int128(double v) : int128(MakeInt128FromFloat(v)) {} -int128::int128(long double v) : int128(MakeInt128FromFloat(v)) {} - -int128 operator/(int128 lhs, int128 rhs) { - assert(lhs != Int128Min() || rhs != -1); // UB on two's complement. - - uint128 quotient = 0; - uint128 remainder = 0; - DivModImpl(UnsignedAbsoluteValue(lhs), UnsignedAbsoluteValue(rhs), - "ient, &remainder); - if ((Int128High64(lhs) < 0) != (Int128High64(rhs) < 0)) quotient = -quotient; - return MakeInt128(int128_internal::BitCastToSigned(Uint128High64(quotient)), - Uint128Low64(quotient)); -} - -int128 operator%(int128 lhs, int128 rhs) { - assert(lhs != Int128Min() || rhs != -1); // UB on two's complement. - - uint128 quotient = 0; - uint128 remainder = 0; - DivModImpl(UnsignedAbsoluteValue(lhs), UnsignedAbsoluteValue(rhs), - "ient, &remainder); - if (Int128High64(lhs) < 0) remainder = -remainder; - return MakeInt128(int128_internal::BitCastToSigned(Uint128High64(remainder)), - Uint128Low64(remainder)); -} -#endif // ABSL_HAVE_INTRINSIC_INT128 - -std::ostream& operator<<(std::ostream& os, int128 v) { - std::ios_base::fmtflags flags = os.flags(); - std::string rep; - - // Add the sign if needed. - bool print_as_decimal = - (flags & std::ios::basefield) == std::ios::dec || - (flags & std::ios::basefield) == std::ios_base::fmtflags(); - if (print_as_decimal) { - if (Int128High64(v) < 0) { - rep = "-"; - } else if (flags & std::ios::showpos) { - rep = "+"; - } - } - - rep.append(Uint128ToFormattedString( - print_as_decimal ? UnsignedAbsoluteValue(v) : uint128(v), os.flags())); - - // Add the requisite padding. - std::streamsize width = os.width(0); - if (static_cast<size_t>(width) > rep.size()) { - switch (flags & std::ios::adjustfield) { - case std::ios::left: - rep.append(width - rep.size(), os.fill()); - break; - case std::ios::internal: - if (print_as_decimal && (rep[0] == '+' || rep[0] == '-')) { - rep.insert(1, width - rep.size(), os.fill()); - } else if ((flags & std::ios::basefield) == std::ios::hex && - (flags & std::ios::showbase) && v != 0) { - rep.insert(2, width - rep.size(), os.fill()); - } else { - rep.insert(0, width - rep.size(), os.fill()); - } - break; - default: // std::ios::right - rep.insert(0, width - rep.size(), os.fill()); - break; - } - } - - return os << rep; -} - -ABSL_NAMESPACE_END -} // namespace absl - -namespace std { -constexpr bool numeric_limits<absl::uint128>::is_specialized; -constexpr bool numeric_limits<absl::uint128>::is_signed; -constexpr bool numeric_limits<absl::uint128>::is_integer; -constexpr bool numeric_limits<absl::uint128>::is_exact; -constexpr bool numeric_limits<absl::uint128>::has_infinity; -constexpr bool numeric_limits<absl::uint128>::has_quiet_NaN; -constexpr bool numeric_limits<absl::uint128>::has_signaling_NaN; -constexpr float_denorm_style numeric_limits<absl::uint128>::has_denorm; -constexpr bool numeric_limits<absl::uint128>::has_denorm_loss; -constexpr float_round_style numeric_limits<absl::uint128>::round_style; -constexpr bool numeric_limits<absl::uint128>::is_iec559; -constexpr bool numeric_limits<absl::uint128>::is_bounded; -constexpr bool numeric_limits<absl::uint128>::is_modulo; -constexpr int numeric_limits<absl::uint128>::digits; -constexpr int numeric_limits<absl::uint128>::digits10; -constexpr int numeric_limits<absl::uint128>::max_digits10; -constexpr int numeric_limits<absl::uint128>::radix; -constexpr int numeric_limits<absl::uint128>::min_exponent; -constexpr int numeric_limits<absl::uint128>::min_exponent10; -constexpr int numeric_limits<absl::uint128>::max_exponent; -constexpr int numeric_limits<absl::uint128>::max_exponent10; -constexpr bool numeric_limits<absl::uint128>::traps; -constexpr bool numeric_limits<absl::uint128>::tinyness_before; - -constexpr bool numeric_limits<absl::int128>::is_specialized; -constexpr bool numeric_limits<absl::int128>::is_signed; -constexpr bool numeric_limits<absl::int128>::is_integer; -constexpr bool numeric_limits<absl::int128>::is_exact; -constexpr bool numeric_limits<absl::int128>::has_infinity; -constexpr bool numeric_limits<absl::int128>::has_quiet_NaN; -constexpr bool numeric_limits<absl::int128>::has_signaling_NaN; -constexpr float_denorm_style numeric_limits<absl::int128>::has_denorm; -constexpr bool numeric_limits<absl::int128>::has_denorm_loss; -constexpr float_round_style numeric_limits<absl::int128>::round_style; -constexpr bool numeric_limits<absl::int128>::is_iec559; -constexpr bool numeric_limits<absl::int128>::is_bounded; -constexpr bool numeric_limits<absl::int128>::is_modulo; -constexpr int numeric_limits<absl::int128>::digits; -constexpr int numeric_limits<absl::int128>::digits10; -constexpr int numeric_limits<absl::int128>::max_digits10; -constexpr int numeric_limits<absl::int128>::radix; -constexpr int numeric_limits<absl::int128>::min_exponent; -constexpr int numeric_limits<absl::int128>::min_exponent10; -constexpr int numeric_limits<absl::int128>::max_exponent; -constexpr int numeric_limits<absl::int128>::max_exponent10; -constexpr bool numeric_limits<absl::int128>::traps; -constexpr bool numeric_limits<absl::int128>::tinyness_before; -} // namespace std diff --git a/third_party/abseil_cpp/absl/numeric/int128.h b/third_party/abseil_cpp/absl/numeric/int128.h deleted file mode 100644 index 0dd814a890..0000000000 --- a/third_party/abseil_cpp/absl/numeric/int128.h +++ /dev/null @@ -1,1092 +0,0 @@ -// -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// -// ----------------------------------------------------------------------------- -// File: int128.h -// ----------------------------------------------------------------------------- -// -// This header file defines 128-bit integer types, `uint128` and `int128`. - -#ifndef ABSL_NUMERIC_INT128_H_ -#define ABSL_NUMERIC_INT128_H_ - -#include <cassert> -#include <cmath> -#include <cstdint> -#include <cstring> -#include <iosfwd> -#include <limits> -#include <utility> - -#include "absl/base/config.h" -#include "absl/base/macros.h" -#include "absl/base/port.h" - -#if defined(_MSC_VER) -// In very old versions of MSVC and when the /Zc:wchar_t flag is off, wchar_t is -// a typedef for unsigned short. Otherwise wchar_t is mapped to the __wchar_t -// builtin type. We need to make sure not to define operator wchar_t() -// alongside operator unsigned short() in these instances. -#define ABSL_INTERNAL_WCHAR_T __wchar_t -#if defined(_M_X64) -#include <intrin.h> -#pragma intrinsic(_umul128) -#endif // defined(_M_X64) -#else // defined(_MSC_VER) -#define ABSL_INTERNAL_WCHAR_T wchar_t -#endif // defined(_MSC_VER) - -namespace absl { -ABSL_NAMESPACE_BEGIN - -class int128; - -// uint128 -// -// An unsigned 128-bit integer type. The API is meant to mimic an intrinsic type -// as closely as is practical, including exhibiting undefined behavior in -// analogous cases (e.g. division by zero). This type is intended to be a -// drop-in replacement once C++ supports an intrinsic `uint128_t` type; when -// that occurs, existing well-behaved uses of `uint128` will continue to work -// using that new type. -// -// Note: code written with this type will continue to compile once `uint128_t` -// is introduced, provided the replacement helper functions -// `Uint128(Low|High)64()` and `MakeUint128()` are made. -// -// A `uint128` supports the following: -// -// * Implicit construction from integral types -// * Explicit conversion to integral types -// -// Additionally, if your compiler supports `__int128`, `uint128` is -// interoperable with that type. (Abseil checks for this compatibility through -// the `ABSL_HAVE_INTRINSIC_INT128` macro.) -// -// However, a `uint128` differs from intrinsic integral types in the following -// ways: -// -// * Errors on implicit conversions that do not preserve value (such as -// loss of precision when converting to float values). -// * Requires explicit construction from and conversion to floating point -// types. -// * Conversion to integral types requires an explicit static_cast() to -// mimic use of the `-Wnarrowing` compiler flag. -// * The alignment requirement of `uint128` may differ from that of an -// intrinsic 128-bit integer type depending on platform and build -// configuration. -// -// Example: -// -// float y = absl::Uint128Max(); // Error. uint128 cannot be implicitly -// // converted to float. -// -// absl::uint128 v; -// uint64_t i = v; // Error -// uint64_t i = static_cast<uint64_t>(v); // OK -// -class -#if defined(ABSL_HAVE_INTRINSIC_INT128) - alignas(unsigned __int128) -#endif // ABSL_HAVE_INTRINSIC_INT128 - uint128 { - public: - uint128() = default; - - // Constructors from arithmetic types - constexpr uint128(int v); // NOLINT(runtime/explicit) - constexpr uint128(unsigned int v); // NOLINT(runtime/explicit) - constexpr uint128(long v); // NOLINT(runtime/int) - constexpr uint128(unsigned long v); // NOLINT(runtime/int) - constexpr uint128(long long v); // NOLINT(runtime/int) - constexpr uint128(unsigned long long v); // NOLINT(runtime/int) -#ifdef ABSL_HAVE_INTRINSIC_INT128 - constexpr uint128(__int128 v); // NOLINT(runtime/explicit) - constexpr uint128(unsigned __int128 v); // NOLINT(runtime/explicit) -#endif // ABSL_HAVE_INTRINSIC_INT128 - constexpr uint128(int128 v); // NOLINT(runtime/explicit) - explicit uint128(float v); - explicit uint128(double v); - explicit uint128(long double v); - - // Assignment operators from arithmetic types - uint128& operator=(int v); - uint128& operator=(unsigned int v); - uint128& operator=(long v); // NOLINT(runtime/int) - uint128& operator=(unsigned long v); // NOLINT(runtime/int) - uint128& operator=(long long v); // NOLINT(runtime/int) - uint128& operator=(unsigned long long v); // NOLINT(runtime/int) -#ifdef ABSL_HAVE_INTRINSIC_INT128 - uint128& operator=(__int128 v); - uint128& operator=(unsigned __int128 v); -#endif // ABSL_HAVE_INTRINSIC_INT128 - uint128& operator=(int128 v); - - // Conversion operators to other arithmetic types - constexpr explicit operator bool() const; - constexpr explicit operator char() const; - constexpr explicit operator signed char() const; - constexpr explicit operator unsigned char() const; - constexpr explicit operator char16_t() const; - constexpr explicit operator char32_t() const; - constexpr explicit operator ABSL_INTERNAL_WCHAR_T() const; - constexpr explicit operator short() const; // NOLINT(runtime/int) - // NOLINTNEXTLINE(runtime/int) - constexpr explicit operator unsigned short() const; - constexpr explicit operator int() const; - constexpr explicit operator unsigned int() const; - constexpr explicit operator long() const; // NOLINT(runtime/int) - // NOLINTNEXTLINE(runtime/int) - constexpr explicit operator unsigned long() const; - // NOLINTNEXTLINE(runtime/int) - constexpr explicit operator long long() const; - // NOLINTNEXTLINE(runtime/int) - constexpr explicit operator unsigned long long() const; -#ifdef ABSL_HAVE_INTRINSIC_INT128 - constexpr explicit operator __int128() const; - constexpr explicit operator unsigned __int128() const; -#endif // ABSL_HAVE_INTRINSIC_INT128 - explicit operator float() const; - explicit operator double() const; - explicit operator long double() const; - - // Trivial copy constructor, assignment operator and destructor. - - // Arithmetic operators. - uint128& operator+=(uint128 other); - uint128& operator-=(uint128 other); - uint128& operator*=(uint128 other); - // Long division/modulo for uint128. - uint128& operator/=(uint128 other); - uint128& operator%=(uint128 other); - uint128 operator++(int); - uint128 operator--(int); - uint128& operator<<=(int); - uint128& operator>>=(int); - uint128& operator&=(uint128 other); - uint128& operator|=(uint128 other); - uint128& operator^=(uint128 other); - uint128& operator++(); - uint128& operator--(); - - // Uint128Low64() - // - // Returns the lower 64-bit value of a `uint128` value. - friend constexpr uint64_t Uint128Low64(uint128 v); - - // Uint128High64() - // - // Returns the higher 64-bit value of a `uint128` value. - friend constexpr uint64_t Uint128High64(uint128 v); - - // MakeUInt128() - // - // Constructs a `uint128` numeric value from two 64-bit unsigned integers. - // Note that this factory function is the only way to construct a `uint128` - // from integer values greater than 2^64. - // - // Example: - // - // absl::uint128 big = absl::MakeUint128(1, 0); - friend constexpr uint128 MakeUint128(uint64_t high, uint64_t low); - - // Uint128Max() - // - // Returns the highest value for a 128-bit unsigned integer. - friend constexpr uint128 Uint128Max(); - - // Support for absl::Hash. - template <typename H> - friend H AbslHashValue(H h, uint128 v) { - return H::combine(std::move(h), Uint128High64(v), Uint128Low64(v)); - } - - private: - constexpr uint128(uint64_t high, uint64_t low); - - // TODO(strel) Update implementation to use __int128 once all users of - // uint128 are fixed to not depend on alignof(uint128) == 8. Also add - // alignas(16) to class definition to keep alignment consistent across - // platforms. -#if defined(ABSL_IS_LITTLE_ENDIAN) - uint64_t lo_; - uint64_t hi_; -#elif defined(ABSL_IS_BIG_ENDIAN) - uint64_t hi_; - uint64_t lo_; -#else // byte order -#error "Unsupported byte order: must be little-endian or big-endian." -#endif // byte order -}; - -// Prefer to use the constexpr `Uint128Max()`. -// -// TODO(absl-team) deprecate kuint128max once migration tool is released. -ABSL_DLL extern const uint128 kuint128max; - -// allow uint128 to be logged -std::ostream& operator<<(std::ostream& os, uint128 v); - -// TODO(strel) add operator>>(std::istream&, uint128) - -constexpr uint128 Uint128Max() { - return uint128((std::numeric_limits<uint64_t>::max)(), - (std::numeric_limits<uint64_t>::max)()); -} - -ABSL_NAMESPACE_END -} // namespace absl - -// Specialized numeric_limits for uint128. -namespace std { -template <> -class numeric_limits<absl::uint128> { - public: - static constexpr bool is_specialized = true; - static constexpr bool is_signed = false; - static constexpr bool is_integer = true; - static constexpr bool is_exact = true; - static constexpr bool has_infinity = false; - static constexpr bool has_quiet_NaN = false; - static constexpr bool has_signaling_NaN = false; - static constexpr float_denorm_style has_denorm = denorm_absent; - static constexpr bool has_denorm_loss = false; - static constexpr float_round_style round_style = round_toward_zero; - static constexpr bool is_iec559 = false; - static constexpr bool is_bounded = true; - static constexpr bool is_modulo = true; - static constexpr int digits = 128; - static constexpr int digits10 = 38; - static constexpr int max_digits10 = 0; - static constexpr int radix = 2; - static constexpr int min_exponent = 0; - static constexpr int min_exponent10 = 0; - static constexpr int max_exponent = 0; - static constexpr int max_exponent10 = 0; -#ifdef ABSL_HAVE_INTRINSIC_INT128 - static constexpr bool traps = numeric_limits<unsigned __int128>::traps; -#else // ABSL_HAVE_INTRINSIC_INT128 - static constexpr bool traps = numeric_limits<uint64_t>::traps; -#endif // ABSL_HAVE_INTRINSIC_INT128 - static constexpr bool tinyness_before = false; - - static constexpr absl::uint128 (min)() { return 0; } - static constexpr absl::uint128 lowest() { return 0; } - static constexpr absl::uint128 (max)() { return absl::Uint128Max(); } - static constexpr absl::uint128 epsilon() { return 0; } - static constexpr absl::uint128 round_error() { return 0; } - static constexpr absl::uint128 infinity() { return 0; } - static constexpr absl::uint128 quiet_NaN() { return 0; } - static constexpr absl::uint128 signaling_NaN() { return 0; } - static constexpr absl::uint128 denorm_min() { return 0; } -}; -} // namespace std - -namespace absl { -ABSL_NAMESPACE_BEGIN - -// int128 -// -// A signed 128-bit integer type. The API is meant to mimic an intrinsic -// integral type as closely as is practical, including exhibiting undefined -// behavior in analogous cases (e.g. division by zero). -// -// An `int128` supports the following: -// -// * Implicit construction from integral types -// * Explicit conversion to integral types -// -// However, an `int128` differs from intrinsic integral types in the following -// ways: -// -// * It is not implicitly convertible to other integral types. -// * Requires explicit construction from and conversion to floating point -// types. - -// Additionally, if your compiler supports `__int128`, `int128` is -// interoperable with that type. (Abseil checks for this compatibility through -// the `ABSL_HAVE_INTRINSIC_INT128` macro.) -// -// The design goal for `int128` is that it will be compatible with a future -// `int128_t`, if that type becomes a part of the standard. -// -// Example: -// -// float y = absl::int128(17); // Error. int128 cannot be implicitly -// // converted to float. -// -// absl::int128 v; -// int64_t i = v; // Error -// int64_t i = static_cast<int64_t>(v); // OK -// -class int128 { - public: - int128() = default; - - // Constructors from arithmetic types - constexpr int128(int v); // NOLINT(runtime/explicit) - constexpr int128(unsigned int v); // NOLINT(runtime/explicit) - constexpr int128(long v); // NOLINT(runtime/int) - constexpr int128(unsigned long v); // NOLINT(runtime/int) - constexpr int128(long long v); // NOLINT(runtime/int) - constexpr int128(unsigned long long v); // NOLINT(runtime/int) -#ifdef ABSL_HAVE_INTRINSIC_INT128 - constexpr int128(__int128 v); // NOLINT(runtime/explicit) - constexpr explicit int128(unsigned __int128 v); -#endif // ABSL_HAVE_INTRINSIC_INT128 - constexpr explicit int128(uint128 v); - explicit int128(float v); - explicit int128(double v); - explicit int128(long double v); - - // Assignment operators from arithmetic types - int128& operator=(int v); - int128& operator=(unsigned int v); - int128& operator=(long v); // NOLINT(runtime/int) - int128& operator=(unsigned long v); // NOLINT(runtime/int) - int128& operator=(long long v); // NOLINT(runtime/int) - int128& operator=(unsigned long long v); // NOLINT(runtime/int) -#ifdef ABSL_HAVE_INTRINSIC_INT128 - int128& operator=(__int128 v); -#endif // ABSL_HAVE_INTRINSIC_INT128 - - // Conversion operators to other arithmetic types - constexpr explicit operator bool() const; - constexpr explicit operator char() const; - constexpr explicit operator signed char() const; - constexpr explicit operator unsigned char() const; - constexpr explicit operator char16_t() const; - constexpr explicit operator char32_t() const; - constexpr explicit operator ABSL_INTERNAL_WCHAR_T() const; - constexpr explicit operator short() const; // NOLINT(runtime/int) - // NOLINTNEXTLINE(runtime/int) - constexpr explicit operator unsigned short() const; - constexpr explicit operator int() const; - constexpr explicit operator unsigned int() const; - constexpr explicit operator long() const; // NOLINT(runtime/int) - // NOLINTNEXTLINE(runtime/int) - constexpr explicit operator unsigned long() const; - // NOLINTNEXTLINE(runtime/int) - constexpr explicit operator long long() const; - // NOLINTNEXTLINE(runtime/int) - constexpr explicit operator unsigned long long() const; -#ifdef ABSL_HAVE_INTRINSIC_INT128 - constexpr explicit operator __int128() const; - constexpr explicit operator unsigned __int128() const; -#endif // ABSL_HAVE_INTRINSIC_INT128 - explicit operator float() const; - explicit operator double() const; - explicit operator long double() const; - - // Trivial copy constructor, assignment operator and destructor. - - // Arithmetic operators - int128& operator+=(int128 other); - int128& operator-=(int128 other); - int128& operator*=(int128 other); - int128& operator/=(int128 other); - int128& operator%=(int128 other); - int128 operator++(int); // postfix increment: i++ - int128 operator--(int); // postfix decrement: i-- - int128& operator++(); // prefix increment: ++i - int128& operator--(); // prefix decrement: --i - int128& operator&=(int128 other); - int128& operator|=(int128 other); - int128& operator^=(int128 other); - int128& operator<<=(int amount); - int128& operator>>=(int amount); - - // Int128Low64() - // - // Returns the lower 64-bit value of a `int128` value. - friend constexpr uint64_t Int128Low64(int128 v); - - // Int128High64() - // - // Returns the higher 64-bit value of a `int128` value. - friend constexpr int64_t Int128High64(int128 v); - - // MakeInt128() - // - // Constructs a `int128` numeric value from two 64-bit integers. Note that - // signedness is conveyed in the upper `high` value. - // - // (absl::int128(1) << 64) * high + low - // - // Note that this factory function is the only way to construct a `int128` - // from integer values greater than 2^64 or less than -2^64. - // - // Example: - // - // absl::int128 big = absl::MakeInt128(1, 0); - // absl::int128 big_n = absl::MakeInt128(-1, 0); - friend constexpr int128 MakeInt128(int64_t high, uint64_t low); - - // Int128Max() - // - // Returns the maximum value for a 128-bit signed integer. - friend constexpr int128 Int128Max(); - - // Int128Min() - // - // Returns the minimum value for a 128-bit signed integer. - friend constexpr int128 Int128Min(); - - // Support for absl::Hash. - template <typename H> - friend H AbslHashValue(H h, int128 v) { - return H::combine(std::move(h), Int128High64(v), Int128Low64(v)); - } - - private: - constexpr int128(int64_t high, uint64_t low); - -#if defined(ABSL_HAVE_INTRINSIC_INT128) - __int128 v_; -#else // ABSL_HAVE_INTRINSIC_INT128 -#if defined(ABSL_IS_LITTLE_ENDIAN) - uint64_t lo_; - int64_t hi_; -#elif defined(ABSL_IS_BIG_ENDIAN) - int64_t hi_; - uint64_t lo_; -#else // byte order -#error "Unsupported byte order: must be little-endian or big-endian." -#endif // byte order -#endif // ABSL_HAVE_INTRINSIC_INT128 -}; - -std::ostream& operator<<(std::ostream& os, int128 v); - -// TODO(absl-team) add operator>>(std::istream&, int128) - -constexpr int128 Int128Max() { - return int128((std::numeric_limits<int64_t>::max)(), - (std::numeric_limits<uint64_t>::max)()); -} - -constexpr int128 Int128Min() { - return int128((std::numeric_limits<int64_t>::min)(), 0); -} - -ABSL_NAMESPACE_END -} // namespace absl - -// Specialized numeric_limits for int128. -namespace std { -template <> -class numeric_limits<absl::int128> { - public: - static constexpr bool is_specialized = true; - static constexpr bool is_signed = true; - static constexpr bool is_integer = true; - static constexpr bool is_exact = true; - static constexpr bool has_infinity = false; - static constexpr bool has_quiet_NaN = false; - static constexpr bool has_signaling_NaN = false; - static constexpr float_denorm_style has_denorm = denorm_absent; - static constexpr bool has_denorm_loss = false; - static constexpr float_round_style round_style = round_toward_zero; - static constexpr bool is_iec559 = false; - static constexpr bool is_bounded = true; - static constexpr bool is_modulo = false; - static constexpr int digits = 127; - static constexpr int digits10 = 38; - static constexpr int max_digits10 = 0; - static constexpr int radix = 2; - static constexpr int min_exponent = 0; - static constexpr int min_exponent10 = 0; - static constexpr int max_exponent = 0; - static constexpr int max_exponent10 = 0; -#ifdef ABSL_HAVE_INTRINSIC_INT128 - static constexpr bool traps = numeric_limits<__int128>::traps; -#else // ABSL_HAVE_INTRINSIC_INT128 - static constexpr bool traps = numeric_limits<uint64_t>::traps; -#endif // ABSL_HAVE_INTRINSIC_INT128 - static constexpr bool tinyness_before = false; - - static constexpr absl::int128 (min)() { return absl::Int128Min(); } - static constexpr absl::int128 lowest() { return absl::Int128Min(); } - static constexpr absl::int128 (max)() { return absl::Int128Max(); } - static constexpr absl::int128 epsilon() { return 0; } - static constexpr absl::int128 round_error() { return 0; } - static constexpr absl::int128 infinity() { return 0; } - static constexpr absl::int128 quiet_NaN() { return 0; } - static constexpr absl::int128 signaling_NaN() { return 0; } - static constexpr absl::int128 denorm_min() { return 0; } -}; -} // namespace std - -// -------------------------------------------------------------------------- -// Implementation details follow -// -------------------------------------------------------------------------- -namespace absl { -ABSL_NAMESPACE_BEGIN - -constexpr uint128 MakeUint128(uint64_t high, uint64_t low) { - return uint128(high, low); -} - -// Assignment from integer types. - -inline uint128& uint128::operator=(int v) { return *this = uint128(v); } - -inline uint128& uint128::operator=(unsigned int v) { - return *this = uint128(v); -} - -inline uint128& uint128::operator=(long v) { // NOLINT(runtime/int) - return *this = uint128(v); -} - -// NOLINTNEXTLINE(runtime/int) -inline uint128& uint128::operator=(unsigned long v) { - return *this = uint128(v); -} - -// NOLINTNEXTLINE(runtime/int) -inline uint128& uint128::operator=(long long v) { - return *this = uint128(v); -} - -// NOLINTNEXTLINE(runtime/int) -inline uint128& uint128::operator=(unsigned long long v) { - return *this = uint128(v); -} - -#ifdef ABSL_HAVE_INTRINSIC_INT128 -inline uint128& uint128::operator=(__int128 v) { - return *this = uint128(v); -} - -inline uint128& uint128::operator=(unsigned __int128 v) { - return *this = uint128(v); -} -#endif // ABSL_HAVE_INTRINSIC_INT128 - -inline uint128& uint128::operator=(int128 v) { - return *this = uint128(v); -} - -// Arithmetic operators. - -uint128 operator<<(uint128 lhs, int amount); -uint128 operator>>(uint128 lhs, int amount); -uint128 operator+(uint128 lhs, uint128 rhs); -uint128 operator-(uint128 lhs, uint128 rhs); -uint128 operator*(uint128 lhs, uint128 rhs); -uint128 operator/(uint128 lhs, uint128 rhs); -uint128 operator%(uint128 lhs, uint128 rhs); - -inline uint128& uint128::operator<<=(int amount) { - *this = *this << amount; - return *this; -} - -inline uint128& uint128::operator>>=(int amount) { - *this = *this >> amount; - return *this; -} - -inline uint128& uint128::operator+=(uint128 other) { - *this = *this + other; - return *this; -} - -inline uint128& uint128::operator-=(uint128 other) { - *this = *this - other; - return *this; -} - -inline uint128& uint128::operator*=(uint128 other) { - *this = *this * other; - return *this; -} - -inline uint128& uint128::operator/=(uint128 other) { - *this = *this / other; - return *this; -} - -inline uint128& uint128::operator%=(uint128 other) { - *this = *this % other; - return *this; -} - -constexpr uint64_t Uint128Low64(uint128 v) { return v.lo_; } - -constexpr uint64_t Uint128High64(uint128 v) { return v.hi_; } - -// Constructors from integer types. - -#if defined(ABSL_IS_LITTLE_ENDIAN) - -constexpr uint128::uint128(uint64_t high, uint64_t low) - : lo_{low}, hi_{high} {} - -constexpr uint128::uint128(int v) - : lo_{static_cast<uint64_t>(v)}, - hi_{v < 0 ? (std::numeric_limits<uint64_t>::max)() : 0} {} -constexpr uint128::uint128(long v) // NOLINT(runtime/int) - : lo_{static_cast<uint64_t>(v)}, - hi_{v < 0 ? (std::numeric_limits<uint64_t>::max)() : 0} {} -constexpr uint128::uint128(long long v) // NOLINT(runtime/int) - : lo_{static_cast<uint64_t>(v)}, - hi_{v < 0 ? (std::numeric_limits<uint64_t>::max)() : 0} {} - -constexpr uint128::uint128(unsigned int v) : lo_{v}, hi_{0} {} -// NOLINTNEXTLINE(runtime/int) -constexpr uint128::uint128(unsigned long v) : lo_{v}, hi_{0} {} -// NOLINTNEXTLINE(runtime/int) -constexpr uint128::uint128(unsigned long long v) : lo_{v}, hi_{0} {} - -#ifdef ABSL_HAVE_INTRINSIC_INT128 -constexpr uint128::uint128(__int128 v) - : lo_{static_cast<uint64_t>(v & ~uint64_t{0})}, - hi_{static_cast<uint64_t>(static_cast<unsigned __int128>(v) >> 64)} {} -constexpr uint128::uint128(unsigned __int128 v) - : lo_{static_cast<uint64_t>(v & ~uint64_t{0})}, - hi_{static_cast<uint64_t>(v >> 64)} {} -#endif // ABSL_HAVE_INTRINSIC_INT128 - -constexpr uint128::uint128(int128 v) - : lo_{Int128Low64(v)}, hi_{static_cast<uint64_t>(Int128High64(v))} {} - -#elif defined(ABSL_IS_BIG_ENDIAN) - -constexpr uint128::uint128(uint64_t high, uint64_t low) - : hi_{high}, lo_{low} {} - -constexpr uint128::uint128(int v) - : hi_{v < 0 ? (std::numeric_limits<uint64_t>::max)() : 0}, - lo_{static_cast<uint64_t>(v)} {} -constexpr uint128::uint128(long v) // NOLINT(runtime/int) - : hi_{v < 0 ? (std::numeric_limits<uint64_t>::max)() : 0}, - lo_{static_cast<uint64_t>(v)} {} -constexpr uint128::uint128(long long v) // NOLINT(runtime/int) - : hi_{v < 0 ? (std::numeric_limits<uint64_t>::max)() : 0}, - lo_{static_cast<uint64_t>(v)} {} - -constexpr uint128::uint128(unsigned int v) : hi_{0}, lo_{v} {} -// NOLINTNEXTLINE(runtime/int) -constexpr uint128::uint128(unsigned long v) : hi_{0}, lo_{v} {} -// NOLINTNEXTLINE(runtime/int) -constexpr uint128::uint128(unsigned long long v) : hi_{0}, lo_{v} {} - -#ifdef ABSL_HAVE_INTRINSIC_INT128 -constexpr uint128::uint128(__int128 v) - : hi_{static_cast<uint64_t>(static_cast<unsigned __int128>(v) >> 64)}, - lo_{static_cast<uint64_t>(v & ~uint64_t{0})} {} -constexpr uint128::uint128(unsigned __int128 v) - : hi_{static_cast<uint64_t>(v >> 64)}, - lo_{static_cast<uint64_t>(v & ~uint64_t{0})} {} -#endif // ABSL_HAVE_INTRINSIC_INT128 - -constexpr uint128::uint128(int128 v) - : hi_{static_cast<uint64_t>(Int128High64(v))}, lo_{Int128Low64(v)} {} - -#else // byte order -#error "Unsupported byte order: must be little-endian or big-endian." -#endif // byte order - -// Conversion operators to integer types. - -constexpr uint128::operator bool() const { return lo_ || hi_; } - -constexpr uint128::operator char() const { return static_cast<char>(lo_); } - -constexpr uint128::operator signed char() const { - return static_cast<signed char>(lo_); -} - -constexpr uint128::operator unsigned char() const { - return static_cast<unsigned char>(lo_); -} - -constexpr uint128::operator char16_t() const { - return static_cast<char16_t>(lo_); -} - -constexpr uint128::operator char32_t() const { - return static_cast<char32_t>(lo_); -} - -constexpr uint128::operator ABSL_INTERNAL_WCHAR_T() const { - return static_cast<ABSL_INTERNAL_WCHAR_T>(lo_); -} - -// NOLINTNEXTLINE(runtime/int) -constexpr uint128::operator short() const { return static_cast<short>(lo_); } - -constexpr uint128::operator unsigned short() const { // NOLINT(runtime/int) - return static_cast<unsigned short>(lo_); // NOLINT(runtime/int) -} - -constexpr uint128::operator int() const { return static_cast<int>(lo_); } - -constexpr uint128::operator unsigned int() const { - return static_cast<unsigned int>(lo_); -} - -// NOLINTNEXTLINE(runtime/int) -constexpr uint128::operator long() const { return static_cast<long>(lo_); } - -constexpr uint128::operator unsigned long() const { // NOLINT(runtime/int) - return static_cast<unsigned long>(lo_); // NOLINT(runtime/int) -} - -constexpr uint128::operator long long() const { // NOLINT(runtime/int) - return static_cast<long long>(lo_); // NOLINT(runtime/int) -} - -constexpr uint128::operator unsigned long long() const { // NOLINT(runtime/int) - return static_cast<unsigned long long>(lo_); // NOLINT(runtime/int) -} - -#ifdef ABSL_HAVE_INTRINSIC_INT128 -constexpr uint128::operator __int128() const { - return (static_cast<__int128>(hi_) << 64) + lo_; -} - -constexpr uint128::operator unsigned __int128() const { - return (static_cast<unsigned __int128>(hi_) << 64) + lo_; -} -#endif // ABSL_HAVE_INTRINSIC_INT128 - -// Conversion operators to floating point types. - -inline uint128::operator float() const { - return static_cast<float>(lo_) + std::ldexp(static_cast<float>(hi_), 64); -} - -inline uint128::operator double() const { - return static_cast<double>(lo_) + std::ldexp(static_cast<double>(hi_), 64); -} - -inline uint128::operator long double() const { - return static_cast<long double>(lo_) + - std::ldexp(static_cast<long double>(hi_), 64); -} - -// Comparison operators. - -inline bool operator==(uint128 lhs, uint128 rhs) { - return (Uint128Low64(lhs) == Uint128Low64(rhs) && - Uint128High64(lhs) == Uint128High64(rhs)); -} - -inline bool operator!=(uint128 lhs, uint128 rhs) { - return !(lhs == rhs); -} - -inline bool operator<(uint128 lhs, uint128 rhs) { -#ifdef ABSL_HAVE_INTRINSIC_INT128 - return static_cast<unsigned __int128>(lhs) < - static_cast<unsigned __int128>(rhs); -#else - return (Uint128High64(lhs) == Uint128High64(rhs)) - ? (Uint128Low64(lhs) < Uint128Low64(rhs)) - : (Uint128High64(lhs) < Uint128High64(rhs)); -#endif -} - -inline bool operator>(uint128 lhs, uint128 rhs) { return rhs < lhs; } - -inline bool operator<=(uint128 lhs, uint128 rhs) { return !(rhs < lhs); } - -inline bool operator>=(uint128 lhs, uint128 rhs) { return !(lhs < rhs); } - -// Unary operators. - -inline uint128 operator-(uint128 val) { - uint64_t hi = ~Uint128High64(val); - uint64_t lo = ~Uint128Low64(val) + 1; - if (lo == 0) ++hi; // carry - return MakeUint128(hi, lo); -} - -inline bool operator!(uint128 val) { - return !Uint128High64(val) && !Uint128Low64(val); -} - -// Logical operators. - -inline uint128 operator~(uint128 val) { - return MakeUint128(~Uint128High64(val), ~Uint128Low64(val)); -} - -inline uint128 operator|(uint128 lhs, uint128 rhs) { - return MakeUint128(Uint128High64(lhs) | Uint128High64(rhs), - Uint128Low64(lhs) | Uint128Low64(rhs)); -} - -inline uint128 operator&(uint128 lhs, uint128 rhs) { - return MakeUint128(Uint128High64(lhs) & Uint128High64(rhs), - Uint128Low64(lhs) & Uint128Low64(rhs)); -} - -inline uint128 operator^(uint128 lhs, uint128 rhs) { - return MakeUint128(Uint128High64(lhs) ^ Uint128High64(rhs), - Uint128Low64(lhs) ^ Uint128Low64(rhs)); -} - -inline uint128& uint128::operator|=(uint128 other) { - hi_ |= other.hi_; - lo_ |= other.lo_; - return *this; -} - -inline uint128& uint128::operator&=(uint128 other) { - hi_ &= other.hi_; - lo_ &= other.lo_; - return *this; -} - -inline uint128& uint128::operator^=(uint128 other) { - hi_ ^= other.hi_; - lo_ ^= other.lo_; - return *this; -} - -// Arithmetic operators. - -inline uint128 operator<<(uint128 lhs, int amount) { -#ifdef ABSL_HAVE_INTRINSIC_INT128 - return static_cast<unsigned __int128>(lhs) << amount; -#else - // uint64_t shifts of >= 64 are undefined, so we will need some - // special-casing. - if (amount < 64) { - if (amount != 0) { - return MakeUint128( - (Uint128High64(lhs) << amount) | (Uint128Low64(lhs) >> (64 - amount)), - Uint128Low64(lhs) << amount); - } - return lhs; - } - return MakeUint128(Uint128Low64(lhs) << (amount - 64), 0); -#endif -} - -inline uint128 operator>>(uint128 lhs, int amount) { -#ifdef ABSL_HAVE_INTRINSIC_INT128 - return static_cast<unsigned __int128>(lhs) >> amount; -#else - // uint64_t shifts of >= 64 are undefined, so we will need some - // special-casing. - if (amount < 64) { - if (amount != 0) { - return MakeUint128(Uint128High64(lhs) >> amount, - (Uint128Low64(lhs) >> amount) | - (Uint128High64(lhs) << (64 - amount))); - } - return lhs; - } - return MakeUint128(0, Uint128High64(lhs) >> (amount - 64)); -#endif -} - -inline uint128 operator+(uint128 lhs, uint128 rhs) { - uint128 result = MakeUint128(Uint128High64(lhs) + Uint128High64(rhs), - Uint128Low64(lhs) + Uint128Low64(rhs)); - if (Uint128Low64(result) < Uint128Low64(lhs)) { // check for carry - return MakeUint128(Uint128High64(result) + 1, Uint128Low64(result)); - } - return result; -} - -inline uint128 operator-(uint128 lhs, uint128 rhs) { - uint128 result = MakeUint128(Uint128High64(lhs) - Uint128High64(rhs), - Uint128Low64(lhs) - Uint128Low64(rhs)); - if (Uint128Low64(lhs) < Uint128Low64(rhs)) { // check for carry - return MakeUint128(Uint128High64(result) - 1, Uint128Low64(result)); - } - return result; -} - -inline uint128 operator*(uint128 lhs, uint128 rhs) { -#if defined(ABSL_HAVE_INTRINSIC_INT128) - // TODO(strel) Remove once alignment issues are resolved and unsigned __int128 - // can be used for uint128 storage. - return static_cast<unsigned __int128>(lhs) * - static_cast<unsigned __int128>(rhs); -#elif defined(_MSC_VER) && defined(_M_X64) - uint64_t carry; - uint64_t low = _umul128(Uint128Low64(lhs), Uint128Low64(rhs), &carry); - return MakeUint128(Uint128Low64(lhs) * Uint128High64(rhs) + - Uint128High64(lhs) * Uint128Low64(rhs) + carry, - low); -#else // ABSL_HAVE_INTRINSIC128 - uint64_t a32 = Uint128Low64(lhs) >> 32; - uint64_t a00 = Uint128Low64(lhs) & 0xffffffff; - uint64_t b32 = Uint128Low64(rhs) >> 32; - uint64_t b00 = Uint128Low64(rhs) & 0xffffffff; - uint128 result = - MakeUint128(Uint128High64(lhs) * Uint128Low64(rhs) + - Uint128Low64(lhs) * Uint128High64(rhs) + a32 * b32, - a00 * b00); - result += uint128(a32 * b00) << 32; - result += uint128(a00 * b32) << 32; - return result; -#endif // ABSL_HAVE_INTRINSIC128 -} - -// Increment/decrement operators. - -inline uint128 uint128::operator++(int) { - uint128 tmp(*this); - *this += 1; - return tmp; -} - -inline uint128 uint128::operator--(int) { - uint128 tmp(*this); - *this -= 1; - return tmp; -} - -inline uint128& uint128::operator++() { - *this += 1; - return *this; -} - -inline uint128& uint128::operator--() { - *this -= 1; - return *this; -} - -constexpr int128 MakeInt128(int64_t high, uint64_t low) { - return int128(high, low); -} - -// Assignment from integer types. -inline int128& int128::operator=(int v) { - return *this = int128(v); -} - -inline int128& int128::operator=(unsigned int v) { - return *this = int128(v); -} - -inline int128& int128::operator=(long v) { // NOLINT(runtime/int) - return *this = int128(v); -} - -// NOLINTNEXTLINE(runtime/int) -inline int128& int128::operator=(unsigned long v) { - return *this = int128(v); -} - -// NOLINTNEXTLINE(runtime/int) -inline int128& int128::operator=(long long v) { - return *this = int128(v); -} - -// NOLINTNEXTLINE(runtime/int) -inline int128& int128::operator=(unsigned long long v) { - return *this = int128(v); -} - -// Arithmetic operators. - -int128 operator+(int128 lhs, int128 rhs); -int128 operator-(int128 lhs, int128 rhs); -int128 operator*(int128 lhs, int128 rhs); -int128 operator/(int128 lhs, int128 rhs); -int128 operator%(int128 lhs, int128 rhs); -int128 operator|(int128 lhs, int128 rhs); -int128 operator&(int128 lhs, int128 rhs); -int128 operator^(int128 lhs, int128 rhs); -int128 operator<<(int128 lhs, int amount); -int128 operator>>(int128 lhs, int amount); - -inline int128& int128::operator+=(int128 other) { - *this = *this + other; - return *this; -} - -inline int128& int128::operator-=(int128 other) { - *this = *this - other; - return *this; -} - -inline int128& int128::operator*=(int128 other) { - *this = *this * other; - return *this; -} - -inline int128& int128::operator/=(int128 other) { - *this = *this / other; - return *this; -} - -inline int128& int128::operator%=(int128 other) { - *this = *this % other; - return *this; -} - -inline int128& int128::operator|=(int128 other) { - *this = *this | other; - return *this; -} - -inline int128& int128::operator&=(int128 other) { - *this = *this & other; - return *this; -} - -inline int128& int128::operator^=(int128 other) { - *this = *this ^ other; - return *this; -} - -inline int128& int128::operator<<=(int amount) { - *this = *this << amount; - return *this; -} - -inline int128& int128::operator>>=(int amount) { - *this = *this >> amount; - return *this; -} - -namespace int128_internal { - -// Casts from unsigned to signed while preserving the underlying binary -// representation. -constexpr int64_t BitCastToSigned(uint64_t v) { - // Casting an unsigned integer to a signed integer of the same - // width is implementation defined behavior if the source value would not fit - // in the destination type. We step around it with a roundtrip bitwise not - // operation to make sure this function remains constexpr. Clang, GCC, and - // MSVC optimize this to a no-op on x86-64. - return v & (uint64_t{1} << 63) ? ~static_cast<int64_t>(~v) - : static_cast<int64_t>(v); -} - -} // namespace int128_internal - -#if defined(ABSL_HAVE_INTRINSIC_INT128) -#include "absl/numeric/int128_have_intrinsic.inc" // IWYU pragma: export -#else // ABSL_HAVE_INTRINSIC_INT128 -#include "absl/numeric/int128_no_intrinsic.inc" // IWYU pragma: export -#endif // ABSL_HAVE_INTRINSIC_INT128 - -ABSL_NAMESPACE_END -} // namespace absl - -#undef ABSL_INTERNAL_WCHAR_T - -#endif // ABSL_NUMERIC_INT128_H_ diff --git a/third_party/abseil_cpp/absl/numeric/int128_benchmark.cc b/third_party/abseil_cpp/absl/numeric/int128_benchmark.cc deleted file mode 100644 index eab1515c0a..0000000000 --- a/third_party/abseil_cpp/absl/numeric/int128_benchmark.cc +++ /dev/null @@ -1,282 +0,0 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include <algorithm> -#include <cstdint> -#include <limits> -#include <random> -#include <vector> - -#include "benchmark/benchmark.h" -#include "absl/base/config.h" -#include "absl/numeric/int128.h" - -namespace { - -constexpr size_t kSampleSize = 1000000; - -std::mt19937 MakeRandomEngine() { - std::random_device r; - std::seed_seq seed({r(), r(), r(), r(), r(), r(), r(), r()}); - return std::mt19937(seed); -} - -template <typename T, - typename H = typename std::conditional< - std::numeric_limits<T>::is_signed, int64_t, uint64_t>::type> -std::vector<std::pair<T, T>> GetRandomClass128SampleUniformDivisor() { - std::vector<std::pair<T, T>> values; - std::mt19937 random = MakeRandomEngine(); - std::uniform_int_distribution<H> uniform_h; - values.reserve(kSampleSize); - for (size_t i = 0; i < kSampleSize; ++i) { - T a{absl::MakeUint128(uniform_h(random), uniform_h(random))}; - T b{absl::MakeUint128(uniform_h(random), uniform_h(random))}; - values.emplace_back(std::max(a, b), std::max(T(2), std::min(a, b))); - } - return values; -} - -template <typename T> -void BM_DivideClass128UniformDivisor(benchmark::State& state) { - auto values = GetRandomClass128SampleUniformDivisor<T>(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first / pair.second); - } - } -} -BENCHMARK_TEMPLATE(BM_DivideClass128UniformDivisor, absl::uint128); -BENCHMARK_TEMPLATE(BM_DivideClass128UniformDivisor, absl::int128); - -template <typename T> -void BM_RemainderClass128UniformDivisor(benchmark::State& state) { - auto values = GetRandomClass128SampleUniformDivisor<T>(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first % pair.second); - } - } -} -BENCHMARK_TEMPLATE(BM_RemainderClass128UniformDivisor, absl::uint128); -BENCHMARK_TEMPLATE(BM_RemainderClass128UniformDivisor, absl::int128); - -template <typename T, - typename H = typename std::conditional< - std::numeric_limits<T>::is_signed, int64_t, uint64_t>::type> -std::vector<std::pair<T, H>> GetRandomClass128SampleSmallDivisor() { - std::vector<std::pair<T, H>> values; - std::mt19937 random = MakeRandomEngine(); - std::uniform_int_distribution<H> uniform_h; - values.reserve(kSampleSize); - for (size_t i = 0; i < kSampleSize; ++i) { - T a{absl::MakeUint128(uniform_h(random), uniform_h(random))}; - H b{std::max(H{2}, uniform_h(random))}; - values.emplace_back(std::max(a, T(b)), b); - } - return values; -} - -template <typename T> -void BM_DivideClass128SmallDivisor(benchmark::State& state) { - auto values = GetRandomClass128SampleSmallDivisor<T>(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first / pair.second); - } - } -} -BENCHMARK_TEMPLATE(BM_DivideClass128SmallDivisor, absl::uint128); -BENCHMARK_TEMPLATE(BM_DivideClass128SmallDivisor, absl::int128); - -template <typename T> -void BM_RemainderClass128SmallDivisor(benchmark::State& state) { - auto values = GetRandomClass128SampleSmallDivisor<T>(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first % pair.second); - } - } -} -BENCHMARK_TEMPLATE(BM_RemainderClass128SmallDivisor, absl::uint128); -BENCHMARK_TEMPLATE(BM_RemainderClass128SmallDivisor, absl::int128); - -std::vector<std::pair<absl::uint128, absl::uint128>> GetRandomClass128Sample() { - std::vector<std::pair<absl::uint128, absl::uint128>> values; - std::mt19937 random = MakeRandomEngine(); - std::uniform_int_distribution<uint64_t> uniform_uint64; - values.reserve(kSampleSize); - for (size_t i = 0; i < kSampleSize; ++i) { - values.emplace_back( - absl::MakeUint128(uniform_uint64(random), uniform_uint64(random)), - absl::MakeUint128(uniform_uint64(random), uniform_uint64(random))); - } - return values; -} - -void BM_MultiplyClass128(benchmark::State& state) { - auto values = GetRandomClass128Sample(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first * pair.second); - } - } -} -BENCHMARK(BM_MultiplyClass128); - -void BM_AddClass128(benchmark::State& state) { - auto values = GetRandomClass128Sample(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first + pair.second); - } - } -} -BENCHMARK(BM_AddClass128); - -#ifdef ABSL_HAVE_INTRINSIC_INT128 - -// Some implementations of <random> do not support __int128 when it is -// available, so we make our own uniform_int_distribution-like type. -template <typename T, - typename H = typename std::conditional< - std::is_same<T, __int128>::value, int64_t, uint64_t>::type> -class UniformIntDistribution128 { - public: - // NOLINTNEXTLINE: mimicking std::uniform_int_distribution API - T operator()(std::mt19937& generator) { - return (static_cast<T>(dist64_(generator)) << 64) | dist64_(generator); - } - - private: - std::uniform_int_distribution<H> dist64_; -}; - -template <typename T, - typename H = typename std::conditional< - std::is_same<T, __int128>::value, int64_t, uint64_t>::type> -std::vector<std::pair<T, T>> GetRandomIntrinsic128SampleUniformDivisor() { - std::vector<std::pair<T, T>> values; - std::mt19937 random = MakeRandomEngine(); - UniformIntDistribution128<T> uniform_128; - values.reserve(kSampleSize); - for (size_t i = 0; i < kSampleSize; ++i) { - T a = uniform_128(random); - T b = uniform_128(random); - values.emplace_back(std::max(a, b), - std::max(static_cast<T>(2), std::min(a, b))); - } - return values; -} - -template <typename T> -void BM_DivideIntrinsic128UniformDivisor(benchmark::State& state) { - auto values = GetRandomIntrinsic128SampleUniformDivisor<T>(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first / pair.second); - } - } -} -BENCHMARK_TEMPLATE(BM_DivideIntrinsic128UniformDivisor, unsigned __int128); -BENCHMARK_TEMPLATE(BM_DivideIntrinsic128UniformDivisor, __int128); - -template <typename T> -void BM_RemainderIntrinsic128UniformDivisor(benchmark::State& state) { - auto values = GetRandomIntrinsic128SampleUniformDivisor<T>(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first % pair.second); - } - } -} -BENCHMARK_TEMPLATE(BM_RemainderIntrinsic128UniformDivisor, unsigned __int128); -BENCHMARK_TEMPLATE(BM_RemainderIntrinsic128UniformDivisor, __int128); - -template <typename T, - typename H = typename std::conditional< - std::is_same<T, __int128>::value, int64_t, uint64_t>::type> -std::vector<std::pair<T, H>> GetRandomIntrinsic128SampleSmallDivisor() { - std::vector<std::pair<T, H>> values; - std::mt19937 random = MakeRandomEngine(); - UniformIntDistribution128<T> uniform_int128; - std::uniform_int_distribution<H> uniform_int64; - values.reserve(kSampleSize); - for (size_t i = 0; i < kSampleSize; ++i) { - T a = uniform_int128(random); - H b = std::max(H{2}, uniform_int64(random)); - values.emplace_back(std::max(a, static_cast<T>(b)), b); - } - return values; -} - -template <typename T> -void BM_DivideIntrinsic128SmallDivisor(benchmark::State& state) { - auto values = GetRandomIntrinsic128SampleSmallDivisor<T>(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first / pair.second); - } - } -} -BENCHMARK_TEMPLATE(BM_DivideIntrinsic128SmallDivisor, unsigned __int128); -BENCHMARK_TEMPLATE(BM_DivideIntrinsic128SmallDivisor, __int128); - -template <typename T> -void BM_RemainderIntrinsic128SmallDivisor(benchmark::State& state) { - auto values = GetRandomIntrinsic128SampleSmallDivisor<T>(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first % pair.second); - } - } -} -BENCHMARK_TEMPLATE(BM_RemainderIntrinsic128SmallDivisor, unsigned __int128); -BENCHMARK_TEMPLATE(BM_RemainderIntrinsic128SmallDivisor, __int128); - -std::vector<std::pair<unsigned __int128, unsigned __int128>> - GetRandomIntrinsic128Sample() { - std::vector<std::pair<unsigned __int128, unsigned __int128>> values; - std::mt19937 random = MakeRandomEngine(); - UniformIntDistribution128<unsigned __int128> uniform_uint128; - values.reserve(kSampleSize); - for (size_t i = 0; i < kSampleSize; ++i) { - values.emplace_back(uniform_uint128(random), uniform_uint128(random)); - } - return values; -} - -void BM_MultiplyIntrinsic128(benchmark::State& state) { - auto values = GetRandomIntrinsic128Sample(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first * pair.second); - } - } -} -BENCHMARK(BM_MultiplyIntrinsic128); - -void BM_AddIntrinsic128(benchmark::State& state) { - auto values = GetRandomIntrinsic128Sample(); - while (state.KeepRunningBatch(values.size())) { - for (const auto& pair : values) { - benchmark::DoNotOptimize(pair.first + pair.second); - } - } -} -BENCHMARK(BM_AddIntrinsic128); - -#endif // ABSL_HAVE_INTRINSIC_INT128 - -} // namespace diff --git a/third_party/abseil_cpp/absl/numeric/int128_have_intrinsic.inc b/third_party/abseil_cpp/absl/numeric/int128_have_intrinsic.inc deleted file mode 100644 index d6c76dd320..0000000000 --- a/third_party/abseil_cpp/absl/numeric/int128_have_intrinsic.inc +++ /dev/null @@ -1,302 +0,0 @@ -// -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// This file contains :int128 implementation details that depend on internal -// representation when ABSL_HAVE_INTRINSIC_INT128 is defined. This file is -// included by int128.h and relies on ABSL_INTERNAL_WCHAR_T being defined. - -namespace int128_internal { - -// Casts from unsigned to signed while preserving the underlying binary -// representation. -constexpr __int128 BitCastToSigned(unsigned __int128 v) { - // Casting an unsigned integer to a signed integer of the same - // width is implementation defined behavior if the source value would not fit - // in the destination type. We step around it with a roundtrip bitwise not - // operation to make sure this function remains constexpr. Clang and GCC - // optimize this to a no-op on x86-64. - return v & (static_cast<unsigned __int128>(1) << 127) - ? ~static_cast<__int128>(~v) - : static_cast<__int128>(v); -} - -} // namespace int128_internal - -inline int128& int128::operator=(__int128 v) { - v_ = v; - return *this; -} - -constexpr uint64_t Int128Low64(int128 v) { - return static_cast<uint64_t>(v.v_ & ~uint64_t{0}); -} - -constexpr int64_t Int128High64(int128 v) { - // Initially cast to unsigned to prevent a right shift on a negative value. - return int128_internal::BitCastToSigned( - static_cast<uint64_t>(static_cast<unsigned __int128>(v.v_) >> 64)); -} - -constexpr int128::int128(int64_t high, uint64_t low) - // Initially cast to unsigned to prevent a left shift that overflows. - : v_(int128_internal::BitCastToSigned(static_cast<unsigned __int128>(high) - << 64) | - low) {} - - -constexpr int128::int128(int v) : v_{v} {} - -constexpr int128::int128(long v) : v_{v} {} // NOLINT(runtime/int) - -constexpr int128::int128(long long v) : v_{v} {} // NOLINT(runtime/int) - -constexpr int128::int128(__int128 v) : v_{v} {} - -constexpr int128::int128(unsigned int v) : v_{v} {} - -constexpr int128::int128(unsigned long v) : v_{v} {} // NOLINT(runtime/int) - -// NOLINTNEXTLINE(runtime/int) -constexpr int128::int128(unsigned long long v) : v_{v} {} - -constexpr int128::int128(unsigned __int128 v) : v_{static_cast<__int128>(v)} {} - -inline int128::int128(float v) { - v_ = static_cast<__int128>(v); -} - -inline int128::int128(double v) { - v_ = static_cast<__int128>(v); -} - -inline int128::int128(long double v) { - v_ = static_cast<__int128>(v); -} - -constexpr int128::int128(uint128 v) : v_{static_cast<__int128>(v)} {} - -constexpr int128::operator bool() const { return static_cast<bool>(v_); } - -constexpr int128::operator char() const { return static_cast<char>(v_); } - -constexpr int128::operator signed char() const { - return static_cast<signed char>(v_); -} - -constexpr int128::operator unsigned char() const { - return static_cast<unsigned char>(v_); -} - -constexpr int128::operator char16_t() const { - return static_cast<char16_t>(v_); -} - -constexpr int128::operator char32_t() const { - return static_cast<char32_t>(v_); -} - -constexpr int128::operator ABSL_INTERNAL_WCHAR_T() const { - return static_cast<ABSL_INTERNAL_WCHAR_T>(v_); -} - -constexpr int128::operator short() const { // NOLINT(runtime/int) - return static_cast<short>(v_); // NOLINT(runtime/int) -} - -constexpr int128::operator unsigned short() const { // NOLINT(runtime/int) - return static_cast<unsigned short>(v_); // NOLINT(runtime/int) -} - -constexpr int128::operator int() const { - return static_cast<int>(v_); -} - -constexpr int128::operator unsigned int() const { - return static_cast<unsigned int>(v_); -} - -constexpr int128::operator long() const { // NOLINT(runtime/int) - return static_cast<long>(v_); // NOLINT(runtime/int) -} - -constexpr int128::operator unsigned long() const { // NOLINT(runtime/int) - return static_cast<unsigned long>(v_); // NOLINT(runtime/int) -} - -constexpr int128::operator long long() const { // NOLINT(runtime/int) - return static_cast<long long>(v_); // NOLINT(runtime/int) -} - -constexpr int128::operator unsigned long long() const { // NOLINT(runtime/int) - return static_cast<unsigned long long>(v_); // NOLINT(runtime/int) -} - -constexpr int128::operator __int128() const { return v_; } - -constexpr int128::operator unsigned __int128() const { - return static_cast<unsigned __int128>(v_); -} - -// Clang on PowerPC sometimes produces incorrect __int128 to floating point -// conversions. In that case, we do the conversion with a similar implementation -// to the conversion operators in int128_no_intrinsic.inc. -#if defined(__clang__) && !defined(__ppc64__) -inline int128::operator float() const { return static_cast<float>(v_); } - -inline int128::operator double () const { return static_cast<double>(v_); } - -inline int128::operator long double() const { - return static_cast<long double>(v_); -} - -#else // Clang on PowerPC -// Forward declaration for conversion operators to floating point types. -int128 operator-(int128 v); -bool operator!=(int128 lhs, int128 rhs); - -inline int128::operator float() const { - // We must convert the absolute value and then negate as needed, because - // floating point types are typically sign-magnitude. Otherwise, the - // difference between the high and low 64 bits when interpreted as two's - // complement overwhelms the precision of the mantissa. - // - // Also check to make sure we don't negate Int128Min() - return v_ < 0 && *this != Int128Min() - ? -static_cast<float>(-*this) - : static_cast<float>(Int128Low64(*this)) + - std::ldexp(static_cast<float>(Int128High64(*this)), 64); -} - -inline int128::operator double() const { - // See comment in int128::operator float() above. - return v_ < 0 && *this != Int128Min() - ? -static_cast<double>(-*this) - : static_cast<double>(Int128Low64(*this)) + - std::ldexp(static_cast<double>(Int128High64(*this)), 64); -} - -inline int128::operator long double() const { - // See comment in int128::operator float() above. - return v_ < 0 && *this != Int128Min() - ? -static_cast<long double>(-*this) - : static_cast<long double>(Int128Low64(*this)) + - std::ldexp(static_cast<long double>(Int128High64(*this)), - 64); -} -#endif // Clang on PowerPC - -// Comparison operators. - -inline bool operator==(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) == static_cast<__int128>(rhs); -} - -inline bool operator!=(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) != static_cast<__int128>(rhs); -} - -inline bool operator<(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) < static_cast<__int128>(rhs); -} - -inline bool operator>(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) > static_cast<__int128>(rhs); -} - -inline bool operator<=(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) <= static_cast<__int128>(rhs); -} - -inline bool operator>=(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) >= static_cast<__int128>(rhs); -} - -// Unary operators. - -inline int128 operator-(int128 v) { - return -static_cast<__int128>(v); -} - -inline bool operator!(int128 v) { - return !static_cast<__int128>(v); -} - -inline int128 operator~(int128 val) { - return ~static_cast<__int128>(val); -} - -// Arithmetic operators. - -inline int128 operator+(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) + static_cast<__int128>(rhs); -} - -inline int128 operator-(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) - static_cast<__int128>(rhs); -} - -inline int128 operator*(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) * static_cast<__int128>(rhs); -} - -inline int128 operator/(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) / static_cast<__int128>(rhs); -} - -inline int128 operator%(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) % static_cast<__int128>(rhs); -} - -inline int128 int128::operator++(int) { - int128 tmp(*this); - ++v_; - return tmp; -} - -inline int128 int128::operator--(int) { - int128 tmp(*this); - --v_; - return tmp; -} - -inline int128& int128::operator++() { - ++v_; - return *this; -} - -inline int128& int128::operator--() { - --v_; - return *this; -} - -inline int128 operator|(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) | static_cast<__int128>(rhs); -} - -inline int128 operator&(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) & static_cast<__int128>(rhs); -} - -inline int128 operator^(int128 lhs, int128 rhs) { - return static_cast<__int128>(lhs) ^ static_cast<__int128>(rhs); -} - -inline int128 operator<<(int128 lhs, int amount) { - return static_cast<__int128>(lhs) << amount; -} - -inline int128 operator>>(int128 lhs, int amount) { - return static_cast<__int128>(lhs) >> amount; -} diff --git a/third_party/abseil_cpp/absl/numeric/int128_no_intrinsic.inc b/third_party/abseil_cpp/absl/numeric/int128_no_intrinsic.inc deleted file mode 100644 index c753771ae7..0000000000 --- a/third_party/abseil_cpp/absl/numeric/int128_no_intrinsic.inc +++ /dev/null @@ -1,308 +0,0 @@ -// -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -// This file contains :int128 implementation details that depend on internal -// representation when ABSL_HAVE_INTRINSIC_INT128 is *not* defined. This file -// is included by int128.h and relies on ABSL_INTERNAL_WCHAR_T being defined. - -constexpr uint64_t Int128Low64(int128 v) { return v.lo_; } - -constexpr int64_t Int128High64(int128 v) { return v.hi_; } - -#if defined(ABSL_IS_LITTLE_ENDIAN) - -constexpr int128::int128(int64_t high, uint64_t low) : - lo_(low), hi_(high) {} - -constexpr int128::int128(int v) - : lo_{static_cast<uint64_t>(v)}, hi_{v < 0 ? ~int64_t{0} : 0} {} -constexpr int128::int128(long v) // NOLINT(runtime/int) - : lo_{static_cast<uint64_t>(v)}, hi_{v < 0 ? ~int64_t{0} : 0} {} -constexpr int128::int128(long long v) // NOLINT(runtime/int) - : lo_{static_cast<uint64_t>(v)}, hi_{v < 0 ? ~int64_t{0} : 0} {} - -constexpr int128::int128(unsigned int v) : lo_{v}, hi_{0} {} -// NOLINTNEXTLINE(runtime/int) -constexpr int128::int128(unsigned long v) : lo_{v}, hi_{0} {} -// NOLINTNEXTLINE(runtime/int) -constexpr int128::int128(unsigned long long v) : lo_{v}, hi_{0} {} - -constexpr int128::int128(uint128 v) - : lo_{Uint128Low64(v)}, hi_{static_cast<int64_t>(Uint128High64(v))} {} - -#elif defined(ABSL_IS_BIG_ENDIAN) - -constexpr int128::int128(int64_t high, uint64_t low) : - hi_{high}, lo_{low} {} - -constexpr int128::int128(int v) - : hi_{v < 0 ? ~int64_t{0} : 0}, lo_{static_cast<uint64_t>(v)} {} -constexpr int128::int128(long v) // NOLINT(runtime/int) - : hi_{v < 0 ? ~int64_t{0} : 0}, lo_{static_cast<uint64_t>(v)} {} -constexpr int128::int128(long long v) // NOLINT(runtime/int) - : hi_{v < 0 ? ~int64_t{0} : 0}, lo_{static_cast<uint64_t>(v)} {} - -constexpr int128::int128(unsigned int v) : hi_{0}, lo_{v} {} -// NOLINTNEXTLINE(runtime/int) -constexpr int128::int128(unsigned long v) : hi_{0}, lo_{v} {} -// NOLINTNEXTLINE(runtime/int) -constexpr int128::int128(unsigned long long v) : hi_{0}, lo_{v} {} - -constexpr int128::int128(uint128 v) - : hi_{static_cast<int64_t>(Uint128High64(v))}, lo_{Uint128Low64(v)} {} - -#else // byte order -#error "Unsupported byte order: must be little-endian or big-endian." -#endif // byte order - -constexpr int128::operator bool() const { return lo_ || hi_; } - -constexpr int128::operator char() const { - // NOLINTNEXTLINE(runtime/int) - return static_cast<char>(static_cast<long long>(*this)); -} - -constexpr int128::operator signed char() const { - // NOLINTNEXTLINE(runtime/int) - return static_cast<signed char>(static_cast<long long>(*this)); -} - -constexpr int128::operator unsigned char() const { - return static_cast<unsigned char>(lo_); -} - -constexpr int128::operator char16_t() const { - return static_cast<char16_t>(lo_); -} - -constexpr int128::operator char32_t() const { - return static_cast<char32_t>(lo_); -} - -constexpr int128::operator ABSL_INTERNAL_WCHAR_T() const { - // NOLINTNEXTLINE(runtime/int) - return static_cast<ABSL_INTERNAL_WCHAR_T>(static_cast<long long>(*this)); -} - -constexpr int128::operator short() const { // NOLINT(runtime/int) - // NOLINTNEXTLINE(runtime/int) - return static_cast<short>(static_cast<long long>(*this)); -} - -constexpr int128::operator unsigned short() const { // NOLINT(runtime/int) - return static_cast<unsigned short>(lo_); // NOLINT(runtime/int) -} - -constexpr int128::operator int() const { - // NOLINTNEXTLINE(runtime/int) - return static_cast<int>(static_cast<long long>(*this)); -} - -constexpr int128::operator unsigned int() const { - return static_cast<unsigned int>(lo_); -} - -constexpr int128::operator long() const { // NOLINT(runtime/int) - // NOLINTNEXTLINE(runtime/int) - return static_cast<long>(static_cast<long long>(*this)); -} - -constexpr int128::operator unsigned long() const { // NOLINT(runtime/int) - return static_cast<unsigned long>(lo_); // NOLINT(runtime/int) -} - -constexpr int128::operator long long() const { // NOLINT(runtime/int) - // We don't bother checking the value of hi_. If *this < 0, lo_'s high bit - // must be set in order for the value to fit into a long long. Conversely, if - // lo_'s high bit is set, *this must be < 0 for the value to fit. - return int128_internal::BitCastToSigned(lo_); -} - -constexpr int128::operator unsigned long long() const { // NOLINT(runtime/int) - return static_cast<unsigned long long>(lo_); // NOLINT(runtime/int) -} - -// Forward declaration for conversion operators to floating point types. -int128 operator-(int128 v); -bool operator!=(int128 lhs, int128 rhs); - -inline int128::operator float() const { - // We must convert the absolute value and then negate as needed, because - // floating point types are typically sign-magnitude. Otherwise, the - // difference between the high and low 64 bits when interpreted as two's - // complement overwhelms the precision of the mantissa. - // - // Also check to make sure we don't negate Int128Min() - return hi_ < 0 && *this != Int128Min() - ? -static_cast<float>(-*this) - : static_cast<float>(lo_) + - std::ldexp(static_cast<float>(hi_), 64); -} - -inline int128::operator double() const { - // See comment in int128::operator float() above. - return hi_ < 0 && *this != Int128Min() - ? -static_cast<double>(-*this) - : static_cast<double>(lo_) + - std::ldexp(static_cast<double>(hi_), 64); -} - -inline int128::operator long double() const { - // See comment in int128::operator float() above. - return hi_ < 0 && *this != Int128Min() - ? -static_cast<long double>(-*this) - : static_cast<long double>(lo_) + - std::ldexp(static_cast<long double>(hi_), 64); -} - -// Comparison operators. - -inline bool operator==(int128 lhs, int128 rhs) { - return (Int128Low64(lhs) == Int128Low64(rhs) && - Int128High64(lhs) == Int128High64(rhs)); -} - -inline bool operator!=(int128 lhs, int128 rhs) { - return !(lhs == rhs); -} - -inline bool operator<(int128 lhs, int128 rhs) { - return (Int128High64(lhs) == Int128High64(rhs)) - ? (Int128Low64(lhs) < Int128Low64(rhs)) - : (Int128High64(lhs) < Int128High64(rhs)); -} - -inline bool operator>(int128 lhs, int128 rhs) { - return (Int128High64(lhs) == Int128High64(rhs)) - ? (Int128Low64(lhs) > Int128Low64(rhs)) - : (Int128High64(lhs) > Int128High64(rhs)); -} - -inline bool operator<=(int128 lhs, int128 rhs) { - return !(lhs > rhs); -} - -inline bool operator>=(int128 lhs, int128 rhs) { - return !(lhs < rhs); -} - -// Unary operators. - -inline int128 operator-(int128 v) { - int64_t hi = ~Int128High64(v); - uint64_t lo = ~Int128Low64(v) + 1; - if (lo == 0) ++hi; // carry - return MakeInt128(hi, lo); -} - -inline bool operator!(int128 v) { - return !Int128Low64(v) && !Int128High64(v); -} - -inline int128 operator~(int128 val) { - return MakeInt128(~Int128High64(val), ~Int128Low64(val)); -} - -// Arithmetic operators. - -inline int128 operator+(int128 lhs, int128 rhs) { - int128 result = MakeInt128(Int128High64(lhs) + Int128High64(rhs), - Int128Low64(lhs) + Int128Low64(rhs)); - if (Int128Low64(result) < Int128Low64(lhs)) { // check for carry - return MakeInt128(Int128High64(result) + 1, Int128Low64(result)); - } - return result; -} - -inline int128 operator-(int128 lhs, int128 rhs) { - int128 result = MakeInt128(Int128High64(lhs) - Int128High64(rhs), - Int128Low64(lhs) - Int128Low64(rhs)); - if (Int128Low64(lhs) < Int128Low64(rhs)) { // check for carry - return MakeInt128(Int128High64(result) - 1, Int128Low64(result)); - } - return result; -} - -inline int128 operator*(int128 lhs, int128 rhs) { - uint128 result = uint128(lhs) * rhs; - return MakeInt128(int128_internal::BitCastToSigned(Uint128High64(result)), - Uint128Low64(result)); -} - -inline int128 int128::operator++(int) { - int128 tmp(*this); - *this += 1; - return tmp; -} - -inline int128 int128::operator--(int) { - int128 tmp(*this); - *this -= 1; - return tmp; -} - -inline int128& int128::operator++() { - *this += 1; - return *this; -} - -inline int128& int128::operator--() { - *this -= 1; - return *this; -} - -inline int128 operator|(int128 lhs, int128 rhs) { - return MakeInt128(Int128High64(lhs) | Int128High64(rhs), - Int128Low64(lhs) | Int128Low64(rhs)); -} - -inline int128 operator&(int128 lhs, int128 rhs) { - return MakeInt128(Int128High64(lhs) & Int128High64(rhs), - Int128Low64(lhs) & Int128Low64(rhs)); -} - -inline int128 operator^(int128 lhs, int128 rhs) { - return MakeInt128(Int128High64(lhs) ^ Int128High64(rhs), - Int128Low64(lhs) ^ Int128Low64(rhs)); -} - -inline int128 operator<<(int128 lhs, int amount) { - // uint64_t shifts of >= 64 are undefined, so we need some special-casing. - if (amount < 64) { - if (amount != 0) { - return MakeInt128( - (Int128High64(lhs) << amount) | - static_cast<int64_t>(Int128Low64(lhs) >> (64 - amount)), - Int128Low64(lhs) << amount); - } - return lhs; - } - return MakeInt128(static_cast<int64_t>(Int128Low64(lhs) << (amount - 64)), 0); -} - -inline int128 operator>>(int128 lhs, int amount) { - // uint64_t shifts of >= 64 are undefined, so we need some special-casing. - if (amount < 64) { - if (amount != 0) { - return MakeInt128( - Int128High64(lhs) >> amount, - (Int128Low64(lhs) >> amount) | - (static_cast<uint64_t>(Int128High64(lhs)) << (64 - amount))); - } - return lhs; - } - return MakeInt128(0, - static_cast<uint64_t>(Int128High64(lhs) >> (amount - 64))); -} diff --git a/third_party/abseil_cpp/absl/numeric/int128_stream_test.cc b/third_party/abseil_cpp/absl/numeric/int128_stream_test.cc deleted file mode 100644 index 479ad66cf4..0000000000 --- a/third_party/abseil_cpp/absl/numeric/int128_stream_test.cc +++ /dev/null @@ -1,1395 +0,0 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include "absl/numeric/int128.h" - -#include <sstream> -#include <string> - -#include "gtest/gtest.h" - -namespace { - -struct Uint128TestCase { - absl::uint128 value; - std::ios_base::fmtflags flags; - std::streamsize width; - const char* expected; -}; - -constexpr char kFill = '_'; - -std::string StreamFormatToString(std::ios_base::fmtflags flags, - std::streamsize width) { - std::vector<const char*> flagstr; - switch (flags & std::ios::basefield) { - case std::ios::dec: - flagstr.push_back("std::ios::dec"); - break; - case std::ios::oct: - flagstr.push_back("std::ios::oct"); - break; - case std::ios::hex: - flagstr.push_back("std::ios::hex"); - break; - default: // basefield not specified - break; - } - switch (flags & std::ios::adjustfield) { - case std::ios::left: - flagstr.push_back("std::ios::left"); - break; - case std::ios::internal: - flagstr.push_back("std::ios::internal"); - break; - case std::ios::right: - flagstr.push_back("std::ios::right"); - break; - default: // adjustfield not specified - break; - } - if (flags & std::ios::uppercase) flagstr.push_back("std::ios::uppercase"); - if (flags & std::ios::showbase) flagstr.push_back("std::ios::showbase"); - if (flags & std::ios::showpos) flagstr.push_back("std::ios::showpos"); - - std::ostringstream msg; - msg << "\n StreamFormatToString(test_case.flags, test_case.width)\n " - "flags: "; - if (!flagstr.empty()) { - for (size_t i = 0; i < flagstr.size() - 1; ++i) msg << flagstr[i] << " | "; - msg << flagstr.back(); - } else { - msg << "(default)"; - } - msg << "\n width: " << width << "\n fill: '" << kFill << "'"; - return msg.str(); -} - -void CheckUint128Case(const Uint128TestCase& test_case) { - std::ostringstream os; - os.flags(test_case.flags); - os.width(test_case.width); - os.fill(kFill); - os << test_case.value; - SCOPED_TRACE(StreamFormatToString(test_case.flags, test_case.width)); - EXPECT_EQ(test_case.expected, os.str()); -} - -constexpr std::ios::fmtflags kDec = std::ios::dec; -constexpr std::ios::fmtflags kOct = std::ios::oct; -constexpr std::ios::fmtflags kHex = std::ios::hex; -constexpr std::ios::fmtflags kLeft = std::ios::left; -constexpr std::ios::fmtflags kInt = std::ios::internal; -constexpr std::ios::fmtflags kRight = std::ios::right; -constexpr std::ios::fmtflags kUpper = std::ios::uppercase; -constexpr std::ios::fmtflags kBase = std::ios::showbase; -constexpr std::ios::fmtflags kPos = std::ios::showpos; - -TEST(Uint128, OStreamValueTest) { - CheckUint128Case({1, kDec, /*width = */ 0, "1"}); - CheckUint128Case({1, kOct, /*width = */ 0, "1"}); - CheckUint128Case({1, kHex, /*width = */ 0, "1"}); - CheckUint128Case({9, kDec, /*width = */ 0, "9"}); - CheckUint128Case({9, kOct, /*width = */ 0, "11"}); - CheckUint128Case({9, kHex, /*width = */ 0, "9"}); - CheckUint128Case({12345, kDec, /*width = */ 0, "12345"}); - CheckUint128Case({12345, kOct, /*width = */ 0, "30071"}); - CheckUint128Case({12345, kHex, /*width = */ 0, "3039"}); - CheckUint128Case( - {0x8000000000000000, kDec, /*width = */ 0, "9223372036854775808"}); - CheckUint128Case( - {0x8000000000000000, kOct, /*width = */ 0, "1000000000000000000000"}); - CheckUint128Case( - {0x8000000000000000, kHex, /*width = */ 0, "8000000000000000"}); - CheckUint128Case({std::numeric_limits<uint64_t>::max(), kDec, - /*width = */ 0, "18446744073709551615"}); - CheckUint128Case({std::numeric_limits<uint64_t>::max(), kOct, - /*width = */ 0, "1777777777777777777777"}); - CheckUint128Case({std::numeric_limits<uint64_t>::max(), kHex, - /*width = */ 0, "ffffffffffffffff"}); - CheckUint128Case( - {absl::MakeUint128(1, 0), kDec, /*width = */ 0, "18446744073709551616"}); - CheckUint128Case({absl::MakeUint128(1, 0), kOct, /*width = */ 0, - "2000000000000000000000"}); - CheckUint128Case( - {absl::MakeUint128(1, 0), kHex, /*width = */ 0, "10000000000000000"}); - CheckUint128Case({absl::MakeUint128(0x8000000000000000, 0), kDec, - /*width = */ 0, "170141183460469231731687303715884105728"}); - CheckUint128Case({absl::MakeUint128(0x8000000000000000, 0), kOct, - /*width = */ 0, - "2000000000000000000000000000000000000000000"}); - CheckUint128Case({absl::MakeUint128(0x8000000000000000, 0), kHex, - /*width = */ 0, "80000000000000000000000000000000"}); - CheckUint128Case({absl::kuint128max, kDec, /*width = */ 0, - "340282366920938463463374607431768211455"}); - CheckUint128Case({absl::kuint128max, kOct, /*width = */ 0, - "3777777777777777777777777777777777777777777"}); - CheckUint128Case({absl::kuint128max, kHex, /*width = */ 0, - "ffffffffffffffffffffffffffffffff"}); -} - -std::vector<Uint128TestCase> GetUint128FormatCases(); - -TEST(Uint128, OStreamFormatTest) { - for (const Uint128TestCase& test_case : GetUint128FormatCases()) { - CheckUint128Case(test_case); - } -} - -struct Int128TestCase { - absl::int128 value; - std::ios_base::fmtflags flags; - std::streamsize width; - const char* expected; -}; - -void CheckInt128Case(const Int128TestCase& test_case) { - std::ostringstream os; - os.flags(test_case.flags); - os.width(test_case.width); - os.fill(kFill); - os << test_case.value; - SCOPED_TRACE(StreamFormatToString(test_case.flags, test_case.width)); - EXPECT_EQ(test_case.expected, os.str()); -} - -TEST(Int128, OStreamValueTest) { - CheckInt128Case({1, kDec, /*width = */ 0, "1"}); - CheckInt128Case({1, kOct, /*width = */ 0, "1"}); - CheckInt128Case({1, kHex, /*width = */ 0, "1"}); - CheckInt128Case({9, kDec, /*width = */ 0, "9"}); - CheckInt128Case({9, kOct, /*width = */ 0, "11"}); - CheckInt128Case({9, kHex, /*width = */ 0, "9"}); - CheckInt128Case({12345, kDec, /*width = */ 0, "12345"}); - CheckInt128Case({12345, kOct, /*width = */ 0, "30071"}); - CheckInt128Case({12345, kHex, /*width = */ 0, "3039"}); - CheckInt128Case( - {0x8000000000000000, kDec, /*width = */ 0, "9223372036854775808"}); - CheckInt128Case( - {0x8000000000000000, kOct, /*width = */ 0, "1000000000000000000000"}); - CheckInt128Case( - {0x8000000000000000, kHex, /*width = */ 0, "8000000000000000"}); - CheckInt128Case({std::numeric_limits<uint64_t>::max(), kDec, - /*width = */ 0, "18446744073709551615"}); - CheckInt128Case({std::numeric_limits<uint64_t>::max(), kOct, - /*width = */ 0, "1777777777777777777777"}); - CheckInt128Case({std::numeric_limits<uint64_t>::max(), kHex, - /*width = */ 0, "ffffffffffffffff"}); - CheckInt128Case( - {absl::MakeInt128(1, 0), kDec, /*width = */ 0, "18446744073709551616"}); - CheckInt128Case( - {absl::MakeInt128(1, 0), kOct, /*width = */ 0, "2000000000000000000000"}); - CheckInt128Case( - {absl::MakeInt128(1, 0), kHex, /*width = */ 0, "10000000000000000"}); - CheckInt128Case({absl::MakeInt128(std::numeric_limits<int64_t>::max(), - std::numeric_limits<uint64_t>::max()), - std::ios::dec, /*width = */ 0, - "170141183460469231731687303715884105727"}); - CheckInt128Case({absl::MakeInt128(std::numeric_limits<int64_t>::max(), - std::numeric_limits<uint64_t>::max()), - std::ios::oct, /*width = */ 0, - "1777777777777777777777777777777777777777777"}); - CheckInt128Case({absl::MakeInt128(std::numeric_limits<int64_t>::max(), - std::numeric_limits<uint64_t>::max()), - std::ios::hex, /*width = */ 0, - "7fffffffffffffffffffffffffffffff"}); - CheckInt128Case({absl::MakeInt128(std::numeric_limits<int64_t>::min(), 0), - std::ios::dec, /*width = */ 0, - "-170141183460469231731687303715884105728"}); - CheckInt128Case({absl::MakeInt128(std::numeric_limits<int64_t>::min(), 0), - std::ios::oct, /*width = */ 0, - "2000000000000000000000000000000000000000000"}); - CheckInt128Case({absl::MakeInt128(std::numeric_limits<int64_t>::min(), 0), - std::ios::hex, /*width = */ 0, - "80000000000000000000000000000000"}); - CheckInt128Case({-1, std::ios::dec, /*width = */ 0, "-1"}); - CheckInt128Case({-1, std::ios::oct, /*width = */ 0, - "3777777777777777777777777777777777777777777"}); - CheckInt128Case( - {-1, std::ios::hex, /*width = */ 0, "ffffffffffffffffffffffffffffffff"}); - CheckInt128Case({-12345, std::ios::dec, /*width = */ 0, "-12345"}); - CheckInt128Case({-12345, std::ios::oct, /*width = */ 0, - "3777777777777777777777777777777777777747707"}); - CheckInt128Case({-12345, std::ios::hex, /*width = */ 0, - "ffffffffffffffffffffffffffffcfc7"}); -} - -std::vector<Int128TestCase> GetInt128FormatCases(); -TEST(Int128, OStreamFormatTest) { - for (const Int128TestCase& test_case : GetInt128FormatCases()) { - CheckInt128Case(test_case); - } -} - -std::vector<Int128TestCase> GetInt128FormatCases() { - return { - {0, std::ios_base::fmtflags(), /*width = */ 0, "0"}, - {0, std::ios_base::fmtflags(), /*width = */ 6, "_____0"}, - {0, kPos, /*width = */ 0, "+0"}, - {0, kPos, /*width = */ 6, "____+0"}, - {0, kBase, /*width = */ 0, "0"}, - {0, kBase, /*width = */ 6, "_____0"}, - {0, kBase | kPos, /*width = */ 0, "+0"}, - {0, kBase | kPos, /*width = */ 6, "____+0"}, - {0, kUpper, /*width = */ 0, "0"}, - {0, kUpper, /*width = */ 6, "_____0"}, - {0, kUpper | kPos, /*width = */ 0, "+0"}, - {0, kUpper | kPos, /*width = */ 6, "____+0"}, - {0, kUpper | kBase, /*width = */ 0, "0"}, - {0, kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kUpper | kBase | kPos, /*width = */ 0, "+0"}, - {0, kUpper | kBase | kPos, /*width = */ 6, "____+0"}, - {0, kLeft, /*width = */ 0, "0"}, - {0, kLeft, /*width = */ 6, "0_____"}, - {0, kLeft | kPos, /*width = */ 0, "+0"}, - {0, kLeft | kPos, /*width = */ 6, "+0____"}, - {0, kLeft | kBase, /*width = */ 0, "0"}, - {0, kLeft | kBase, /*width = */ 6, "0_____"}, - {0, kLeft | kBase | kPos, /*width = */ 0, "+0"}, - {0, kLeft | kBase | kPos, /*width = */ 6, "+0____"}, - {0, kLeft | kUpper, /*width = */ 0, "0"}, - {0, kLeft | kUpper, /*width = */ 6, "0_____"}, - {0, kLeft | kUpper | kPos, /*width = */ 0, "+0"}, - {0, kLeft | kUpper | kPos, /*width = */ 6, "+0____"}, - {0, kLeft | kUpper | kBase, /*width = */ 0, "0"}, - {0, kLeft | kUpper | kBase, /*width = */ 6, "0_____"}, - {0, kLeft | kUpper | kBase | kPos, /*width = */ 0, "+0"}, - {0, kLeft | kUpper | kBase | kPos, /*width = */ 6, "+0____"}, - {0, kInt, /*width = */ 0, "0"}, - {0, kInt, /*width = */ 6, "_____0"}, - {0, kInt | kPos, /*width = */ 0, "+0"}, - {0, kInt | kPos, /*width = */ 6, "+____0"}, - {0, kInt | kBase, /*width = */ 0, "0"}, - {0, kInt | kBase, /*width = */ 6, "_____0"}, - {0, kInt | kBase | kPos, /*width = */ 0, "+0"}, - {0, kInt | kBase | kPos, /*width = */ 6, "+____0"}, - {0, kInt | kUpper, /*width = */ 0, "0"}, - {0, kInt | kUpper, /*width = */ 6, "_____0"}, - {0, kInt | kUpper | kPos, /*width = */ 0, "+0"}, - {0, kInt | kUpper | kPos, /*width = */ 6, "+____0"}, - {0, kInt | kUpper | kBase, /*width = */ 0, "0"}, - {0, kInt | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kInt | kUpper | kBase | kPos, /*width = */ 0, "+0"}, - {0, kInt | kUpper | kBase | kPos, /*width = */ 6, "+____0"}, - {0, kRight, /*width = */ 0, "0"}, - {0, kRight, /*width = */ 6, "_____0"}, - {0, kRight | kPos, /*width = */ 0, "+0"}, - {0, kRight | kPos, /*width = */ 6, "____+0"}, - {0, kRight | kBase, /*width = */ 0, "0"}, - {0, kRight | kBase, /*width = */ 6, "_____0"}, - {0, kRight | kBase | kPos, /*width = */ 0, "+0"}, - {0, kRight | kBase | kPos, /*width = */ 6, "____+0"}, - {0, kRight | kUpper, /*width = */ 0, "0"}, - {0, kRight | kUpper, /*width = */ 6, "_____0"}, - {0, kRight | kUpper | kPos, /*width = */ 0, "+0"}, - {0, kRight | kUpper | kPos, /*width = */ 6, "____+0"}, - {0, kRight | kUpper | kBase, /*width = */ 0, "0"}, - {0, kRight | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kRight | kUpper | kBase | kPos, /*width = */ 0, "+0"}, - {0, kRight | kUpper | kBase | kPos, /*width = */ 6, "____+0"}, - {0, kDec, /*width = */ 0, "0"}, - {0, kDec, /*width = */ 6, "_____0"}, - {0, kDec | kPos, /*width = */ 0, "+0"}, - {0, kDec | kPos, /*width = */ 6, "____+0"}, - {0, kDec | kBase, /*width = */ 0, "0"}, - {0, kDec | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kBase | kPos, /*width = */ 0, "+0"}, - {0, kDec | kBase | kPos, /*width = */ 6, "____+0"}, - {0, kDec | kUpper, /*width = */ 0, "0"}, - {0, kDec | kUpper, /*width = */ 6, "_____0"}, - {0, kDec | kUpper | kPos, /*width = */ 0, "+0"}, - {0, kDec | kUpper | kPos, /*width = */ 6, "____+0"}, - {0, kDec | kUpper | kBase, /*width = */ 0, "0"}, - {0, kDec | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kUpper | kBase | kPos, /*width = */ 0, "+0"}, - {0, kDec | kUpper | kBase | kPos, /*width = */ 6, "____+0"}, - {0, kDec | kLeft, /*width = */ 0, "0"}, - {0, kDec | kLeft, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kPos, /*width = */ 0, "+0"}, - {0, kDec | kLeft | kPos, /*width = */ 6, "+0____"}, - {0, kDec | kLeft | kBase, /*width = */ 0, "0"}, - {0, kDec | kLeft | kBase, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kBase | kPos, /*width = */ 0, "+0"}, - {0, kDec | kLeft | kBase | kPos, /*width = */ 6, "+0____"}, - {0, kDec | kLeft | kUpper, /*width = */ 0, "0"}, - {0, kDec | kLeft | kUpper, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kUpper | kPos, /*width = */ 0, "+0"}, - {0, kDec | kLeft | kUpper | kPos, /*width = */ 6, "+0____"}, - {0, kDec | kLeft | kUpper | kBase, /*width = */ 0, "0"}, - {0, kDec | kLeft | kUpper | kBase, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kUpper | kBase | kPos, /*width = */ 0, "+0"}, - {0, kDec | kLeft | kUpper | kBase | kPos, /*width = */ 6, "+0____"}, - {0, kDec | kInt, /*width = */ 0, "0"}, - {0, kDec | kInt, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kPos, /*width = */ 0, "+0"}, - {0, kDec | kInt | kPos, /*width = */ 6, "+____0"}, - {0, kDec | kInt | kBase, /*width = */ 0, "0"}, - {0, kDec | kInt | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kBase | kPos, /*width = */ 0, "+0"}, - {0, kDec | kInt | kBase | kPos, /*width = */ 6, "+____0"}, - {0, kDec | kInt | kUpper, /*width = */ 0, "0"}, - {0, kDec | kInt | kUpper, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kUpper | kPos, /*width = */ 0, "+0"}, - {0, kDec | kInt | kUpper | kPos, /*width = */ 6, "+____0"}, - {0, kDec | kInt | kUpper | kBase, /*width = */ 0, "0"}, - {0, kDec | kInt | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kUpper | kBase | kPos, /*width = */ 0, "+0"}, - {0, kDec | kInt | kUpper | kBase | kPos, /*width = */ 6, "+____0"}, - {0, kDec | kRight, /*width = */ 0, "0"}, - {0, kDec | kRight, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kPos, /*width = */ 0, "+0"}, - {0, kDec | kRight | kPos, /*width = */ 6, "____+0"}, - {0, kDec | kRight | kBase, /*width = */ 0, "0"}, - {0, kDec | kRight | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kBase | kPos, /*width = */ 0, "+0"}, - {0, kDec | kRight | kBase | kPos, /*width = */ 6, "____+0"}, - {0, kDec | kRight | kUpper, /*width = */ 0, "0"}, - {0, kDec | kRight | kUpper, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kUpper | kPos, /*width = */ 0, "+0"}, - {0, kDec | kRight | kUpper | kPos, /*width = */ 6, "____+0"}, - {0, kDec | kRight | kUpper | kBase, /*width = */ 0, "0"}, - {0, kDec | kRight | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kUpper | kBase | kPos, /*width = */ 0, "+0"}, - {0, kDec | kRight | kUpper | kBase | kPos, /*width = */ 6, "____+0"}, - {0, kOct, /*width = */ 0, "0"}, - {0, kOct, /*width = */ 6, "_____0"}, - {0, kOct | kPos, /*width = */ 0, "0"}, - {0, kOct | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kBase, /*width = */ 0, "0"}, - {0, kOct | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kUpper, /*width = */ 0, "0"}, - {0, kOct | kUpper, /*width = */ 6, "_____0"}, - {0, kOct | kUpper | kPos, /*width = */ 0, "0"}, - {0, kOct | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kUpper | kBase, /*width = */ 0, "0"}, - {0, kOct | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kLeft, /*width = */ 0, "0"}, - {0, kOct | kLeft, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kPos, /*width = */ 0, "0"}, - {0, kOct | kLeft | kPos, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kBase, /*width = */ 0, "0"}, - {0, kOct | kLeft | kBase, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kLeft | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kUpper, /*width = */ 0, "0"}, - {0, kOct | kLeft | kUpper, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kUpper | kPos, /*width = */ 0, "0"}, - {0, kOct | kLeft | kUpper | kPos, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kUpper | kBase, /*width = */ 0, "0"}, - {0, kOct | kLeft | kUpper | kBase, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kLeft | kUpper | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kOct | kInt, /*width = */ 0, "0"}, - {0, kOct | kInt, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kPos, /*width = */ 0, "0"}, - {0, kOct | kInt | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kBase, /*width = */ 0, "0"}, - {0, kOct | kInt | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kInt | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kUpper, /*width = */ 0, "0"}, - {0, kOct | kInt | kUpper, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kUpper | kPos, /*width = */ 0, "0"}, - {0, kOct | kInt | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kUpper | kBase, /*width = */ 0, "0"}, - {0, kOct | kInt | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kInt | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kRight, /*width = */ 0, "0"}, - {0, kOct | kRight, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kPos, /*width = */ 0, "0"}, - {0, kOct | kRight | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kBase, /*width = */ 0, "0"}, - {0, kOct | kRight | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kRight | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kUpper, /*width = */ 0, "0"}, - {0, kOct | kRight | kUpper, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kUpper | kPos, /*width = */ 0, "0"}, - {0, kOct | kRight | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kUpper | kBase, /*width = */ 0, "0"}, - {0, kOct | kRight | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kRight | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex, /*width = */ 0, "0"}, - {0, kHex, /*width = */ 6, "_____0"}, - {0, kHex | kPos, /*width = */ 0, "0"}, - {0, kHex | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kBase, /*width = */ 0, "0"}, - {0, kHex | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kUpper, /*width = */ 0, "0"}, - {0, kHex | kUpper, /*width = */ 6, "_____0"}, - {0, kHex | kUpper | kPos, /*width = */ 0, "0"}, - {0, kHex | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kUpper | kBase, /*width = */ 0, "0"}, - {0, kHex | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kLeft, /*width = */ 0, "0"}, - {0, kHex | kLeft, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kPos, /*width = */ 0, "0"}, - {0, kHex | kLeft | kPos, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kBase, /*width = */ 0, "0"}, - {0, kHex | kLeft | kBase, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kLeft | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kUpper, /*width = */ 0, "0"}, - {0, kHex | kLeft | kUpper, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kUpper | kPos, /*width = */ 0, "0"}, - {0, kHex | kLeft | kUpper | kPos, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kUpper | kBase, /*width = */ 0, "0"}, - {0, kHex | kLeft | kUpper | kBase, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kLeft | kUpper | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kHex | kInt, /*width = */ 0, "0"}, - {0, kHex | kInt, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kPos, /*width = */ 0, "0"}, - {0, kHex | kInt | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kBase, /*width = */ 0, "0"}, - {0, kHex | kInt | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kInt | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kUpper, /*width = */ 0, "0"}, - {0, kHex | kInt | kUpper, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kUpper | kPos, /*width = */ 0, "0"}, - {0, kHex | kInt | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kUpper | kBase, /*width = */ 0, "0"}, - {0, kHex | kInt | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kInt | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kRight, /*width = */ 0, "0"}, - {0, kHex | kRight, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kPos, /*width = */ 0, "0"}, - {0, kHex | kRight | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kBase, /*width = */ 0, "0"}, - {0, kHex | kRight | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kRight | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kUpper, /*width = */ 0, "0"}, - {0, kHex | kRight | kUpper, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kUpper | kPos, /*width = */ 0, "0"}, - {0, kHex | kRight | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kUpper | kBase, /*width = */ 0, "0"}, - {0, kHex | kRight | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kUpper | kBase | kPos, /*width = */ 0, "0"}, - 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{-321, kLeft | kUpper | kPos, /*width = */ 0, "-321"}, - {-321, kLeft | kUpper | kPos, /*width = */ 6, "-321__"}, - {-321, kLeft | kUpper | kBase, /*width = */ 0, "-321"}, - {-321, kLeft | kUpper | kBase, /*width = */ 6, "-321__"}, - {-321, kLeft | kUpper | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kLeft | kUpper | kBase | kPos, /*width = */ 6, "-321__"}, - {-321, kInt, /*width = */ 0, "-321"}, - {-321, kInt, /*width = */ 6, "-__321"}, - {-321, kInt | kPos, /*width = */ 0, "-321"}, - {-321, kInt | kPos, /*width = */ 6, "-__321"}, - {-321, kInt | kBase, /*width = */ 0, "-321"}, - {-321, kInt | kBase, /*width = */ 6, "-__321"}, - {-321, kInt | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kInt | kBase | kPos, /*width = */ 6, "-__321"}, - {-321, kInt | kUpper, /*width = */ 0, "-321"}, - {-321, kInt | kUpper, /*width = */ 6, "-__321"}, - {-321, kInt | kUpper | kPos, /*width = */ 0, "-321"}, - {-321, kInt | kUpper | kPos, /*width = */ 6, "-__321"}, - {-321, kInt | kUpper | kBase, /*width = */ 0, "-321"}, - {-321, kInt | kUpper | kBase, /*width = */ 6, "-__321"}, - {-321, kInt | kUpper | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kInt | kUpper | kBase | kPos, /*width = */ 6, "-__321"}, - {-321, kRight, /*width = */ 0, "-321"}, - {-321, kRight, /*width = */ 6, "__-321"}, - {-321, kRight | kPos, /*width = */ 0, "-321"}, - {-321, kRight | kPos, /*width = */ 6, "__-321"}, - {-321, kRight | kBase, /*width = */ 0, "-321"}, - {-321, kRight | kBase, /*width = */ 6, "__-321"}, - {-321, kRight | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kRight | kBase | kPos, /*width = */ 6, "__-321"}, - {-321, kRight | kUpper, /*width = */ 0, "-321"}, - {-321, kRight | kUpper, /*width = */ 6, "__-321"}, - {-321, kRight | kUpper | kPos, /*width = */ 0, "-321"}, - {-321, kRight | kUpper | kPos, /*width = */ 6, "__-321"}, - {-321, kRight | kUpper | kBase, /*width = */ 0, "-321"}, - {-321, kRight | kUpper | kBase, /*width = */ 6, "__-321"}, - {-321, kRight | kUpper | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kRight | kUpper | kBase | kPos, /*width = */ 6, "__-321"}, - {-321, kDec, /*width = */ 0, "-321"}, - {-321, kDec, /*width = */ 6, "__-321"}, - {-321, kDec | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kPos, /*width = */ 6, "__-321"}, - {-321, kDec | kBase, /*width = */ 0, "-321"}, - {-321, kDec | kBase, /*width = */ 6, "__-321"}, - {-321, kDec | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kBase | kPos, /*width = */ 6, "__-321"}, - {-321, kDec | kUpper, /*width = */ 0, "-321"}, - {-321, kDec | kUpper, /*width = */ 6, "__-321"}, - {-321, kDec | kUpper | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kUpper | kPos, /*width = */ 6, "__-321"}, - {-321, kDec | kUpper | kBase, /*width = */ 0, "-321"}, - {-321, kDec | kUpper | kBase, /*width = */ 6, "__-321"}, - {-321, kDec | kUpper | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kUpper | kBase | kPos, /*width = */ 6, "__-321"}, - {-321, kDec | kLeft, /*width = */ 0, "-321"}, - {-321, kDec | kLeft, /*width = */ 6, "-321__"}, - {-321, kDec | kLeft | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kLeft | kPos, /*width = */ 6, "-321__"}, - {-321, kDec | kLeft | kBase, /*width = */ 0, "-321"}, - {-321, kDec | kLeft | kBase, /*width = */ 6, "-321__"}, - {-321, kDec | kLeft | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kLeft | kBase | kPos, /*width = */ 6, "-321__"}, - {-321, kDec | kLeft | kUpper, /*width = */ 0, "-321"}, - {-321, kDec | kLeft | kUpper, /*width = */ 6, "-321__"}, - {-321, kDec | kLeft | kUpper | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kLeft | kUpper | kPos, /*width = */ 6, "-321__"}, - {-321, kDec | kLeft | kUpper | kBase, /*width = */ 0, "-321"}, - {-321, kDec | kLeft | kUpper | kBase, /*width = */ 6, "-321__"}, - {-321, kDec | kLeft | kUpper | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kLeft | kUpper | kBase | kPos, /*width = */ 6, "-321__"}, - {-321, kDec | kInt, /*width = */ 0, "-321"}, - {-321, kDec | kInt, /*width = */ 6, "-__321"}, - {-321, kDec | kInt | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kInt | kPos, /*width = */ 6, "-__321"}, - {-321, kDec | kInt | kBase, /*width = */ 0, "-321"}, - {-321, kDec | kInt | kBase, /*width = */ 6, "-__321"}, - {-321, kDec | kInt | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kInt | kBase | kPos, /*width = */ 6, "-__321"}, - {-321, kDec | kInt | kUpper, /*width = */ 0, "-321"}, - {-321, kDec | kInt | kUpper, /*width = */ 6, "-__321"}, - {-321, kDec | kInt | kUpper | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kInt | kUpper | kPos, /*width = */ 6, "-__321"}, - {-321, kDec | kInt | kUpper | kBase, /*width = */ 0, "-321"}, - {-321, kDec | kInt | kUpper | kBase, /*width = */ 6, "-__321"}, - {-321, kDec | kInt | kUpper | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kInt | kUpper | kBase | kPos, /*width = */ 6, "-__321"}, - {-321, kDec | kRight, /*width = */ 0, "-321"}, - {-321, kDec | kRight, /*width = */ 6, "__-321"}, - {-321, kDec | kRight | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kRight | kPos, /*width = */ 6, "__-321"}, - {-321, kDec | kRight | kBase, /*width = */ 0, "-321"}, - {-321, kDec | kRight | kBase, /*width = */ 6, "__-321"}, - {-321, kDec | kRight | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kRight | kBase | kPos, /*width = */ 6, "__-321"}, - {-321, kDec | kRight | kUpper, /*width = */ 0, "-321"}, - {-321, kDec | kRight | kUpper, /*width = */ 6, "__-321"}, - {-321, kDec | kRight | kUpper | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kRight | kUpper | kPos, /*width = */ 6, "__-321"}, - {-321, kDec | kRight | kUpper | kBase, /*width = */ 0, "-321"}, - {-321, kDec | kRight | kUpper | kBase, /*width = */ 6, "__-321"}, - {-321, kDec | kRight | kUpper | kBase | kPos, /*width = */ 0, "-321"}, - {-321, kDec | kRight | kUpper | kBase | kPos, /*width = */ 6, "__-321"}}; -} - -std::vector<Uint128TestCase> GetUint128FormatCases() { - return { - {0, std::ios_base::fmtflags(), /*width = */ 0, "0"}, - {0, std::ios_base::fmtflags(), /*width = */ 6, "_____0"}, - {0, kPos, /*width = */ 0, "0"}, - {0, kPos, /*width = */ 6, "_____0"}, - {0, kBase, /*width = */ 0, "0"}, - {0, kBase, /*width = */ 6, "_____0"}, - {0, kBase | kPos, /*width = */ 0, "0"}, - {0, kBase | kPos, /*width = */ 6, "_____0"}, - {0, kUpper, /*width = */ 0, "0"}, - {0, kUpper, /*width = */ 6, "_____0"}, - {0, kUpper | kPos, /*width = */ 0, "0"}, - {0, kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kUpper | kBase, /*width = */ 0, "0"}, - {0, kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kLeft, /*width = */ 0, "0"}, - {0, kLeft, /*width = */ 6, "0_____"}, - {0, kLeft | kPos, /*width = */ 0, "0"}, - {0, kLeft | kPos, /*width = */ 6, "0_____"}, - {0, kLeft | kBase, /*width = */ 0, "0"}, - {0, kLeft | kBase, /*width = */ 6, "0_____"}, - {0, kLeft | kBase | kPos, /*width = */ 0, "0"}, - {0, kLeft | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kLeft | kUpper, /*width = */ 0, "0"}, - {0, kLeft | kUpper, /*width = */ 6, "0_____"}, - {0, kLeft | kUpper | kPos, /*width = */ 0, "0"}, - {0, kLeft | kUpper | kPos, /*width = */ 6, "0_____"}, - {0, kLeft | kUpper | kBase, /*width = */ 0, "0"}, - {0, kLeft | kUpper | kBase, /*width = */ 6, "0_____"}, - {0, kLeft | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kLeft | kUpper | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kInt, /*width = */ 0, "0"}, - {0, kInt, /*width = */ 6, "_____0"}, - {0, kInt | kPos, /*width = */ 0, "0"}, - {0, kInt | kPos, /*width = */ 6, "_____0"}, - {0, kInt | kBase, /*width = */ 0, "0"}, - {0, kInt | kBase, /*width = */ 6, "_____0"}, - {0, kInt | kBase | kPos, /*width = */ 0, "0"}, - {0, kInt | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kInt | kUpper, /*width = */ 0, "0"}, - {0, kInt | kUpper, /*width = */ 6, "_____0"}, - {0, kInt | kUpper | kPos, /*width = */ 0, "0"}, - {0, kInt | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kInt | kUpper | kBase, /*width = */ 0, "0"}, - {0, kInt | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kInt | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kInt | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kRight, /*width = */ 0, "0"}, - {0, kRight, /*width = */ 6, "_____0"}, - {0, kRight | kPos, /*width = */ 0, "0"}, - {0, kRight | kPos, /*width = */ 6, "_____0"}, - {0, kRight | kBase, /*width = */ 0, "0"}, - {0, kRight | kBase, /*width = */ 6, "_____0"}, - {0, kRight | kBase | kPos, /*width = */ 0, "0"}, - {0, kRight | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kRight | kUpper, /*width = */ 0, "0"}, - {0, kRight | kUpper, /*width = */ 6, "_____0"}, - {0, kRight | kUpper | kPos, /*width = */ 0, "0"}, - {0, kRight | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kRight | kUpper | kBase, /*width = */ 0, "0"}, - {0, kRight | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kRight | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kRight | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kDec, /*width = */ 0, "0"}, - {0, kDec, /*width = */ 6, "_____0"}, - {0, kDec | kPos, /*width = */ 0, "0"}, - {0, kDec | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kBase, /*width = */ 0, "0"}, - {0, kDec | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kBase | kPos, /*width = */ 0, "0"}, - {0, kDec | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kUpper, /*width = */ 0, "0"}, - {0, kDec | kUpper, /*width = */ 6, "_____0"}, - {0, kDec | kUpper | kPos, /*width = */ 0, "0"}, - {0, kDec | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kUpper | kBase, /*width = */ 0, "0"}, - {0, kDec | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kDec | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kLeft, /*width = */ 0, "0"}, - {0, kDec | kLeft, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kPos, /*width = */ 0, "0"}, - {0, kDec | kLeft | kPos, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kBase, /*width = */ 0, "0"}, - {0, kDec | kLeft | kBase, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kBase | kPos, /*width = */ 0, "0"}, - {0, kDec | kLeft | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kUpper, /*width = */ 0, "0"}, - {0, kDec | kLeft | kUpper, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kUpper | kPos, /*width = */ 0, "0"}, - {0, kDec | kLeft | kUpper | kPos, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kUpper | kBase, /*width = */ 0, "0"}, - {0, kDec | kLeft | kUpper | kBase, /*width = */ 6, "0_____"}, - {0, kDec | kLeft | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kDec | kLeft | kUpper | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kDec | kInt, /*width = */ 0, "0"}, - {0, kDec | kInt, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kPos, /*width = */ 0, "0"}, - {0, kDec | kInt | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kBase, /*width = */ 0, "0"}, - {0, kDec | kInt | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kBase | kPos, /*width = */ 0, "0"}, - {0, kDec | kInt | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kUpper, /*width = */ 0, "0"}, - {0, kDec | kInt | kUpper, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kUpper | kPos, /*width = */ 0, "0"}, - {0, kDec | kInt | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kUpper | kBase, /*width = */ 0, "0"}, - {0, kDec | kInt | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kInt | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kDec | kInt | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kRight, /*width = */ 0, "0"}, - {0, kDec | kRight, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kPos, /*width = */ 0, "0"}, - {0, kDec | kRight | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kBase, /*width = */ 0, "0"}, - {0, kDec | kRight | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kBase | kPos, /*width = */ 0, "0"}, - {0, kDec | kRight | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kUpper, /*width = */ 0, "0"}, - {0, kDec | kRight | kUpper, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kUpper | kPos, /*width = */ 0, "0"}, - {0, kDec | kRight | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kUpper | kBase, /*width = */ 0, "0"}, - {0, kDec | kRight | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kDec | kRight | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kDec | kRight | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct, /*width = */ 0, "0"}, - {0, kOct, /*width = */ 6, "_____0"}, - {0, kOct | kPos, /*width = */ 0, "0"}, - {0, kOct | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kBase, /*width = */ 0, "0"}, - {0, kOct | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kUpper, /*width = */ 0, "0"}, - {0, kOct | kUpper, /*width = */ 6, "_____0"}, - {0, kOct | kUpper | kPos, /*width = */ 0, "0"}, - {0, kOct | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kUpper | kBase, /*width = */ 0, "0"}, - {0, kOct | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kLeft, /*width = */ 0, "0"}, - {0, kOct | kLeft, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kPos, /*width = */ 0, "0"}, - {0, kOct | kLeft | kPos, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kBase, /*width = */ 0, "0"}, - {0, kOct | kLeft | kBase, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kLeft | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kUpper, /*width = */ 0, "0"}, - {0, kOct | kLeft | kUpper, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kUpper | kPos, /*width = */ 0, "0"}, - {0, kOct | kLeft | kUpper | kPos, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kUpper | kBase, /*width = */ 0, "0"}, - {0, kOct | kLeft | kUpper | kBase, /*width = */ 6, "0_____"}, - {0, kOct | kLeft | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kLeft | kUpper | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kOct | kInt, /*width = */ 0, "0"}, - {0, kOct | kInt, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kPos, /*width = */ 0, "0"}, - {0, kOct | kInt | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kBase, /*width = */ 0, "0"}, - {0, kOct | kInt | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kInt | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kUpper, /*width = */ 0, "0"}, - {0, kOct | kInt | kUpper, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kUpper | kPos, /*width = */ 0, "0"}, - {0, kOct | kInt | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kUpper | kBase, /*width = */ 0, "0"}, - {0, kOct | kInt | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kInt | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kInt | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kRight, /*width = */ 0, "0"}, - {0, kOct | kRight, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kPos, /*width = */ 0, "0"}, - {0, kOct | kRight | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kBase, /*width = */ 0, "0"}, - {0, kOct | kRight | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kRight | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kUpper, /*width = */ 0, "0"}, - {0, kOct | kRight | kUpper, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kUpper | kPos, /*width = */ 0, "0"}, - {0, kOct | kRight | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kUpper | kBase, /*width = */ 0, "0"}, - {0, kOct | kRight | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kOct | kRight | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kOct | kRight | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex, /*width = */ 0, "0"}, - {0, kHex, /*width = */ 6, "_____0"}, - {0, kHex | kPos, /*width = */ 0, "0"}, - {0, kHex | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kBase, /*width = */ 0, "0"}, - {0, kHex | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kUpper, /*width = */ 0, "0"}, - {0, kHex | kUpper, /*width = */ 6, "_____0"}, - {0, kHex | kUpper | kPos, /*width = */ 0, "0"}, - {0, kHex | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kUpper | kBase, /*width = */ 0, "0"}, - {0, kHex | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kLeft, /*width = */ 0, "0"}, - {0, kHex | kLeft, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kPos, /*width = */ 0, "0"}, - {0, kHex | kLeft | kPos, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kBase, /*width = */ 0, "0"}, - {0, kHex | kLeft | kBase, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kLeft | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kUpper, /*width = */ 0, "0"}, - {0, kHex | kLeft | kUpper, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kUpper | kPos, /*width = */ 0, "0"}, - {0, kHex | kLeft | kUpper | kPos, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kUpper | kBase, /*width = */ 0, "0"}, - {0, kHex | kLeft | kUpper | kBase, /*width = */ 6, "0_____"}, - {0, kHex | kLeft | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kLeft | kUpper | kBase | kPos, /*width = */ 6, "0_____"}, - {0, kHex | kInt, /*width = */ 0, "0"}, - {0, kHex | kInt, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kPos, /*width = */ 0, "0"}, - {0, kHex | kInt | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kBase, /*width = */ 0, "0"}, - {0, kHex | kInt | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kInt | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kUpper, /*width = */ 0, "0"}, - {0, kHex | kInt | kUpper, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kUpper | kPos, /*width = */ 0, "0"}, - {0, kHex | kInt | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kUpper | kBase, /*width = */ 0, "0"}, - {0, kHex | kInt | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kInt | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kInt | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kRight, /*width = */ 0, "0"}, - {0, kHex | kRight, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kPos, /*width = */ 0, "0"}, - {0, kHex | kRight | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kBase, /*width = */ 0, "0"}, - {0, kHex | kRight | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kRight | kBase | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kUpper, /*width = */ 0, "0"}, - {0, kHex | kRight | kUpper, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kUpper | kPos, /*width = */ 0, "0"}, - {0, kHex | kRight | kUpper | kPos, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kUpper | kBase, /*width = */ 0, "0"}, - {0, kHex | kRight | kUpper | kBase, /*width = */ 6, "_____0"}, - {0, kHex | kRight | kUpper | kBase | kPos, /*width = */ 0, "0"}, - {0, kHex | kRight | kUpper | kBase | kPos, /*width = */ 6, "_____0"}, - {37, std::ios_base::fmtflags(), /*width = */ 0, "37"}, - {37, std::ios_base::fmtflags(), /*width = */ 6, "____37"}, - {37, kPos, /*width = */ 0, "37"}, - {37, kPos, /*width = */ 6, "____37"}, - {37, kBase, /*width = */ 0, "37"}, - {37, kBase, /*width = */ 6, "____37"}, - {37, kBase | kPos, /*width = */ 0, "37"}, - {37, kBase | kPos, /*width = */ 6, "____37"}, - {37, kUpper, /*width = */ 0, "37"}, - {37, kUpper, /*width = */ 6, "____37"}, - {37, kUpper | kPos, /*width = */ 0, "37"}, - {37, kUpper | kPos, /*width = */ 6, "____37"}, - {37, kUpper | kBase, /*width = */ 0, "37"}, - {37, kUpper | kBase, /*width = */ 6, "____37"}, - {37, kUpper | kBase | kPos, /*width = */ 0, "37"}, - {37, kUpper | kBase | kPos, /*width = */ 6, "____37"}, - {37, kLeft, /*width = */ 0, "37"}, - {37, kLeft, /*width = */ 6, "37____"}, - {37, kLeft | kPos, /*width = */ 0, "37"}, - {37, kLeft | kPos, /*width = */ 6, "37____"}, - {37, kLeft | kBase, /*width = */ 0, "37"}, - {37, kLeft | kBase, /*width = */ 6, "37____"}, - {37, kLeft | kBase | kPos, /*width = */ 0, "37"}, - {37, kLeft | kBase | kPos, /*width = */ 6, "37____"}, - {37, kLeft | kUpper, /*width = */ 0, "37"}, - {37, kLeft | kUpper, /*width = */ 6, "37____"}, - {37, kLeft | kUpper | kPos, /*width = */ 0, "37"}, - {37, kLeft | kUpper | kPos, /*width = */ 6, "37____"}, - {37, kLeft | kUpper | kBase, /*width = */ 0, "37"}, - {37, kLeft | kUpper | kBase, /*width = */ 6, "37____"}, - {37, kLeft | kUpper | kBase | kPos, /*width = */ 0, "37"}, - {37, kLeft | kUpper | kBase | kPos, /*width = */ 6, "37____"}, - {37, kInt, /*width = */ 0, "37"}, - {37, kInt, /*width = */ 6, "____37"}, - {37, kInt | kPos, /*width = */ 0, "37"}, - {37, kInt | kPos, /*width = */ 6, "____37"}, - {37, kInt | kBase, /*width = */ 0, "37"}, - {37, kInt | kBase, /*width = */ 6, "____37"}, - {37, kInt | kBase | kPos, /*width = */ 0, "37"}, - {37, kInt | kBase | kPos, /*width = */ 6, "____37"}, - {37, kInt | kUpper, /*width = */ 0, "37"}, - {37, kInt | kUpper, /*width = */ 6, "____37"}, - {37, kInt | kUpper | kPos, /*width = */ 0, "37"}, - {37, kInt | kUpper | kPos, /*width = */ 6, "____37"}, - {37, kInt | kUpper | kBase, /*width = */ 0, "37"}, - {37, kInt | kUpper | kBase, /*width = */ 6, "____37"}, - {37, kInt | kUpper | kBase | kPos, /*width = */ 0, "37"}, - {37, kInt | kUpper | kBase | kPos, /*width = */ 6, "____37"}, - {37, kRight, /*width = */ 0, "37"}, - {37, kRight, /*width = */ 6, "____37"}, - {37, kRight | kPos, /*width = */ 0, "37"}, - {37, kRight | kPos, /*width = */ 6, "____37"}, - {37, kRight | kBase, /*width = */ 0, "37"}, - {37, kRight | kBase, /*width = */ 6, "____37"}, - {37, kRight | kBase | kPos, /*width = */ 0, "37"}, - {37, kRight | kBase | kPos, /*width = */ 6, "____37"}, - {37, kRight | kUpper, /*width = */ 0, "37"}, - {37, kRight | kUpper, /*width = */ 6, "____37"}, - {37, kRight | kUpper | kPos, /*width = */ 0, "37"}, - {37, kRight | kUpper | kPos, /*width = */ 6, "____37"}, - {37, kRight | kUpper | kBase, /*width = */ 0, "37"}, - {37, kRight | kUpper | kBase, /*width = */ 6, "____37"}, - {37, kRight | kUpper | kBase | kPos, /*width = */ 0, "37"}, - {37, kRight | kUpper | kBase | kPos, /*width = */ 6, "____37"}, - {37, kDec, /*width = */ 0, "37"}, - {37, kDec, /*width = */ 6, "____37"}, - {37, kDec | kPos, /*width = */ 0, "37"}, - {37, kDec | kPos, /*width = */ 6, "____37"}, - {37, kDec | kBase, /*width = */ 0, "37"}, - {37, kDec | kBase, /*width = */ 6, "____37"}, - {37, kDec | kBase | kPos, /*width = */ 0, "37"}, - {37, kDec | kBase | kPos, /*width = */ 6, "____37"}, - {37, kDec | kUpper, /*width = */ 0, "37"}, - {37, kDec | kUpper, /*width = */ 6, "____37"}, - {37, kDec | kUpper | kPos, /*width = */ 0, "37"}, - {37, kDec | kUpper | kPos, /*width = */ 6, "____37"}, - {37, kDec | kUpper | kBase, /*width = */ 0, "37"}, - {37, kDec | kUpper | kBase, /*width = */ 6, "____37"}, - {37, kDec | kUpper | kBase | kPos, /*width = */ 0, "37"}, - {37, kDec | kUpper | kBase | kPos, /*width = */ 6, "____37"}, - {37, kDec | kLeft, /*width = */ 0, "37"}, - {37, kDec | kLeft, /*width = */ 6, "37____"}, - {37, kDec | kLeft | kPos, /*width = */ 0, "37"}, - {37, kDec | kLeft | kPos, /*width = */ 6, "37____"}, - {37, kDec | kLeft | kBase, /*width = */ 0, "37"}, - {37, kDec | kLeft | kBase, /*width = */ 6, "37____"}, - {37, kDec | kLeft | kBase | kPos, /*width = */ 0, "37"}, - {37, kDec | kLeft | kBase | kPos, /*width = */ 6, "37____"}, - {37, kDec | kLeft | kUpper, /*width = */ 0, "37"}, - {37, kDec | kLeft | kUpper, /*width = */ 6, "37____"}, - {37, kDec | kLeft | kUpper | kPos, /*width = */ 0, "37"}, - {37, kDec | kLeft | kUpper | kPos, /*width = */ 6, "37____"}, - {37, kDec | kLeft | kUpper | kBase, /*width = */ 0, "37"}, - {37, kDec | kLeft | kUpper | kBase, /*width = */ 6, "37____"}, - {37, kDec | kLeft | kUpper | kBase | kPos, /*width = */ 0, "37"}, - {37, kDec | kLeft | kUpper | kBase | kPos, /*width = */ 6, "37____"}, - {37, kDec | kInt, /*width = */ 0, "37"}, - {37, kDec | kInt, /*width = */ 6, "____37"}, - {37, kDec | kInt | kPos, /*width = */ 0, "37"}, - {37, kDec | kInt | kPos, /*width = */ 6, "____37"}, - {37, kDec | kInt | kBase, /*width = */ 0, "37"}, - {37, kDec | kInt | kBase, /*width = */ 6, "____37"}, - {37, kDec | kInt | kBase | kPos, /*width = */ 0, "37"}, - {37, kDec | kInt | kBase | kPos, /*width = */ 6, "____37"}, - {37, kDec | kInt | kUpper, /*width = */ 0, "37"}, - {37, kDec | kInt | kUpper, /*width = */ 6, "____37"}, - {37, kDec | kInt | kUpper | kPos, /*width = */ 0, "37"}, - {37, kDec | kInt | kUpper | kPos, /*width = */ 6, "____37"}, - {37, kDec | kInt | kUpper | kBase, /*width = */ 0, "37"}, - {37, kDec | kInt | kUpper | kBase, /*width = */ 6, "____37"}, - {37, kDec | kInt | kUpper | kBase | kPos, /*width = */ 0, "37"}, - {37, kDec | kInt | kUpper | kBase | kPos, /*width = */ 6, "____37"}, - {37, kDec | kRight, /*width = */ 0, "37"}, - {37, kDec | kRight, /*width = */ 6, "____37"}, - {37, kDec | kRight | kPos, /*width = */ 0, "37"}, - {37, kDec | kRight | kPos, /*width = */ 6, "____37"}, - {37, kDec | kRight | kBase, /*width = */ 0, "37"}, - {37, kDec | kRight | kBase, /*width = */ 6, "____37"}, - {37, kDec | kRight | kBase | kPos, /*width = */ 0, "37"}, - {37, kDec | kRight | kBase | kPos, /*width = */ 6, "____37"}, - {37, kDec | kRight | kUpper, /*width = */ 0, "37"}, - {37, kDec | kRight | kUpper, /*width = */ 6, "____37"}, - {37, kDec | kRight | kUpper | kPos, /*width = */ 0, "37"}, - {37, kDec | kRight | kUpper | kPos, /*width = */ 6, "____37"}, - {37, kDec | kRight | kUpper | kBase, /*width = */ 0, "37"}, - {37, kDec | kRight | kUpper | kBase, /*width = */ 6, "____37"}, - {37, kDec | kRight | kUpper | kBase | kPos, /*width = */ 0, "37"}, - {37, kDec | kRight | kUpper | kBase | kPos, /*width = */ 6, "____37"}, - {37, kOct, /*width = */ 0, "45"}, - {37, kOct, /*width = */ 6, "____45"}, - {37, kOct | kPos, /*width = */ 0, "45"}, - {37, kOct | kPos, /*width = */ 6, "____45"}, - {37, kOct | kBase, /*width = */ 0, "045"}, - {37, kOct | kBase, /*width = */ 6, "___045"}, - {37, kOct | kBase | kPos, /*width = */ 0, "045"}, - {37, kOct | kBase | kPos, /*width = */ 6, "___045"}, - {37, kOct | kUpper, /*width = */ 0, "45"}, - {37, kOct | kUpper, /*width = */ 6, "____45"}, - {37, kOct | kUpper | kPos, /*width = */ 0, "45"}, - {37, kOct | kUpper | kPos, /*width = */ 6, "____45"}, - {37, kOct | kUpper | kBase, /*width = */ 0, "045"}, - {37, kOct | kUpper | kBase, /*width = */ 6, "___045"}, - {37, kOct | kUpper | kBase | kPos, /*width = */ 0, "045"}, - {37, kOct | kUpper | kBase | kPos, /*width = */ 6, "___045"}, - {37, kOct | kLeft, /*width = */ 0, "45"}, - {37, kOct | kLeft, /*width = */ 6, "45____"}, - {37, kOct | kLeft | kPos, /*width = */ 0, "45"}, - {37, kOct | kLeft | kPos, /*width = */ 6, "45____"}, - {37, kOct | kLeft | kBase, /*width = */ 0, "045"}, - {37, kOct | kLeft | kBase, /*width = */ 6, "045___"}, - {37, kOct | kLeft | kBase | kPos, /*width = */ 0, "045"}, - {37, kOct | kLeft | kBase | kPos, /*width = */ 6, "045___"}, - {37, kOct | kLeft | kUpper, /*width = */ 0, "45"}, - {37, kOct | kLeft | kUpper, /*width = */ 6, "45____"}, - {37, kOct | kLeft | kUpper | kPos, /*width = */ 0, "45"}, - {37, kOct | kLeft | kUpper | kPos, /*width = */ 6, "45____"}, - {37, kOct | kLeft | kUpper | kBase, /*width = */ 0, "045"}, - {37, kOct | kLeft | kUpper | kBase, /*width = */ 6, "045___"}, - {37, kOct | kLeft | kUpper | kBase | kPos, /*width = */ 0, "045"}, - {37, kOct | kLeft | kUpper | kBase | kPos, /*width = */ 6, "045___"}, - {37, kOct | kInt, /*width = */ 0, "45"}, - {37, kOct | kInt, /*width = */ 6, "____45"}, - {37, kOct | kInt | kPos, /*width = */ 0, "45"}, - {37, kOct | kInt | kPos, /*width = */ 6, "____45"}, - {37, kOct | kInt | kBase, /*width = */ 0, "045"}, - {37, kOct | kInt | kBase, /*width = */ 6, "___045"}, - {37, kOct | kInt | kBase | kPos, /*width = */ 0, "045"}, - {37, kOct | kInt | kBase | kPos, /*width = */ 6, "___045"}, - {37, kOct | kInt | kUpper, /*width = */ 0, "45"}, - {37, kOct | kInt | kUpper, /*width = */ 6, "____45"}, - {37, kOct | kInt | kUpper | kPos, /*width = */ 0, "45"}, - {37, kOct | kInt | kUpper | kPos, /*width = */ 6, "____45"}, - {37, kOct | kInt | kUpper | kBase, /*width = */ 0, "045"}, - {37, kOct | kInt | kUpper | kBase, /*width = */ 6, "___045"}, - {37, kOct | kInt | kUpper | kBase | kPos, /*width = */ 0, "045"}, - {37, kOct | kInt | kUpper | kBase | kPos, /*width = */ 6, "___045"}, - {37, kOct | kRight, /*width = */ 0, "45"}, - {37, kOct | kRight, /*width = */ 6, "____45"}, - {37, kOct | kRight | kPos, /*width = */ 0, "45"}, - {37, kOct | kRight | kPos, /*width = */ 6, "____45"}, - {37, kOct | kRight | kBase, /*width = */ 0, "045"}, - {37, kOct | kRight | kBase, /*width = */ 6, "___045"}, - {37, kOct | kRight | kBase | kPos, /*width = */ 0, "045"}, - {37, kOct | kRight | kBase | kPos, /*width = */ 6, "___045"}, - {37, kOct | kRight | kUpper, /*width = */ 0, "45"}, - {37, kOct | kRight | kUpper, /*width = */ 6, "____45"}, - {37, kOct | kRight | kUpper | kPos, /*width = */ 0, "45"}, - {37, kOct | kRight | kUpper | kPos, /*width = */ 6, "____45"}, - {37, kOct | kRight | kUpper | kBase, /*width = */ 0, "045"}, - {37, kOct | kRight | kUpper | kBase, /*width = */ 6, "___045"}, - {37, kOct | kRight | kUpper | kBase | kPos, /*width = */ 0, "045"}, - {37, kOct | kRight | kUpper | kBase | kPos, /*width = */ 6, "___045"}, - {37, kHex, /*width = */ 0, "25"}, - {37, kHex, /*width = */ 6, "____25"}, - {37, kHex | kPos, /*width = */ 0, "25"}, - {37, kHex | kPos, /*width = */ 6, "____25"}, - {37, kHex | kBase, /*width = */ 0, "0x25"}, - {37, kHex | kBase, /*width = */ 6, "__0x25"}, - {37, kHex | kBase | kPos, /*width = */ 0, "0x25"}, - {37, kHex | kBase | kPos, /*width = */ 6, "__0x25"}, - {37, kHex | kUpper, /*width = */ 0, "25"}, - {37, kHex | kUpper, /*width = */ 6, "____25"}, - {37, kHex | kUpper | kPos, /*width = */ 0, "25"}, - {37, kHex | kUpper | kPos, /*width = */ 6, "____25"}, - {37, kHex | kUpper | kBase, /*width = */ 0, "0X25"}, - {37, kHex | kUpper | kBase, /*width = */ 6, "__0X25"}, - {37, kHex | kUpper | kBase | kPos, /*width = */ 0, "0X25"}, - {37, kHex | kUpper | kBase | kPos, /*width = */ 6, "__0X25"}, - {37, kHex | kLeft, /*width = */ 0, "25"}, - {37, kHex | kLeft, /*width = */ 6, "25____"}, - {37, kHex | kLeft | kPos, /*width = */ 0, "25"}, - {37, kHex | kLeft | kPos, /*width = */ 6, "25____"}, - {37, kHex | kLeft | kBase, /*width = */ 0, "0x25"}, - {37, kHex | kLeft | kBase, /*width = */ 6, "0x25__"}, - {37, kHex | kLeft | kBase | kPos, /*width = */ 0, "0x25"}, - {37, kHex | kLeft | kBase | kPos, /*width = */ 6, "0x25__"}, - {37, kHex | kLeft | kUpper, /*width = */ 0, "25"}, - {37, kHex | kLeft | kUpper, /*width = */ 6, "25____"}, - {37, kHex | kLeft | kUpper | kPos, /*width = */ 0, "25"}, - {37, kHex | kLeft | kUpper | kPos, /*width = */ 6, "25____"}, - {37, kHex | kLeft | kUpper | kBase, /*width = */ 0, "0X25"}, - {37, kHex | kLeft | kUpper | kBase, /*width = */ 6, "0X25__"}, - {37, kHex | kLeft | kUpper | kBase | kPos, /*width = */ 0, "0X25"}, - {37, kHex | kLeft | kUpper | kBase | kPos, /*width = */ 6, "0X25__"}, - {37, kHex | kInt, /*width = */ 0, "25"}, - {37, kHex | kInt, /*width = */ 6, "____25"}, - {37, kHex | kInt | kPos, /*width = */ 0, "25"}, - {37, kHex | kInt | kPos, /*width = */ 6, "____25"}, - {37, kHex | kInt | kBase, /*width = */ 0, "0x25"}, - {37, kHex | kInt | kBase, /*width = */ 6, "0x__25"}, - {37, kHex | kInt | kBase | kPos, /*width = */ 0, "0x25"}, - {37, kHex | kInt | kBase | kPos, /*width = */ 6, "0x__25"}, - {37, kHex | kInt | kUpper, /*width = */ 0, "25"}, - {37, kHex | kInt | kUpper, /*width = */ 6, "____25"}, - {37, kHex | kInt | kUpper | kPos, /*width = */ 0, "25"}, - {37, kHex | kInt | kUpper | kPos, /*width = */ 6, "____25"}, - {37, kHex | kInt | kUpper | kBase, /*width = */ 0, "0X25"}, - {37, kHex | kInt | kUpper | kBase, /*width = */ 6, "0X__25"}, - {37, kHex | kInt | kUpper | kBase | kPos, /*width = */ 0, "0X25"}, - {37, kHex | kInt | kUpper | kBase | kPos, /*width = */ 6, "0X__25"}, - {37, kHex | kRight, /*width = */ 0, "25"}, - {37, kHex | kRight, /*width = */ 6, "____25"}, - {37, kHex | kRight | kPos, /*width = */ 0, "25"}, - {37, kHex | kRight | kPos, /*width = */ 6, "____25"}, - {37, kHex | kRight | kBase, /*width = */ 0, "0x25"}, - {37, kHex | kRight | kBase, /*width = */ 6, "__0x25"}, - {37, kHex | kRight | kBase | kPos, /*width = */ 0, "0x25"}, - {37, kHex | kRight | kBase | kPos, /*width = */ 6, "__0x25"}, - {37, kHex | kRight | kUpper, /*width = */ 0, "25"}, - {37, kHex | kRight | kUpper, /*width = */ 6, "____25"}, - {37, kHex | kRight | kUpper | kPos, /*width = */ 0, "25"}, - {37, kHex | kRight | kUpper | kPos, /*width = */ 6, "____25"}, - {37, kHex | kRight | kUpper | kBase, /*width = */ 0, "0X25"}, - {37, kHex | kRight | kUpper | kBase, /*width = */ 6, "__0X25"}, - {37, kHex | kRight | kUpper | kBase | kPos, /*width = */ 0, "0X25"}, - {37, kHex | kRight | kUpper | kBase | kPos, /*width = */ 6, "__0X25"}}; -} - -} // namespace diff --git a/third_party/abseil_cpp/absl/numeric/int128_test.cc b/third_party/abseil_cpp/absl/numeric/int128_test.cc deleted file mode 100644 index bc86c714ac..0000000000 --- a/third_party/abseil_cpp/absl/numeric/int128_test.cc +++ /dev/null @@ -1,1225 +0,0 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include "absl/numeric/int128.h" - -#include <algorithm> -#include <limits> -#include <random> -#include <type_traits> -#include <utility> -#include <vector> - -#include "gtest/gtest.h" -#include "absl/base/internal/cycleclock.h" -#include "absl/hash/hash_testing.h" -#include "absl/meta/type_traits.h" - -#if defined(_MSC_VER) && _MSC_VER == 1900 -// Disable "unary minus operator applied to unsigned type" warnings in Microsoft -// Visual C++ 14 (2015). -#pragma warning(disable:4146) -#endif - -namespace { - -template <typename T> -class Uint128IntegerTraitsTest : public ::testing::Test {}; -typedef ::testing::Types<bool, char, signed char, unsigned char, char16_t, - char32_t, wchar_t, - short, // NOLINT(runtime/int) - unsigned short, // NOLINT(runtime/int) - int, unsigned int, - long, // NOLINT(runtime/int) - unsigned long, // NOLINT(runtime/int) - long long, // NOLINT(runtime/int) - unsigned long long> // NOLINT(runtime/int) - IntegerTypes; - -template <typename T> -class Uint128FloatTraitsTest : public ::testing::Test {}; -typedef ::testing::Types<float, double, long double> FloatingPointTypes; - -TYPED_TEST_SUITE(Uint128IntegerTraitsTest, IntegerTypes); - -TYPED_TEST(Uint128IntegerTraitsTest, ConstructAssignTest) { - static_assert(std::is_constructible<absl::uint128, TypeParam>::value, - "absl::uint128 must be constructible from TypeParam"); - static_assert(std::is_assignable<absl::uint128&, TypeParam>::value, - "absl::uint128 must be assignable from TypeParam"); - static_assert(!std::is_assignable<TypeParam&, absl::uint128>::value, - "TypeParam must not be assignable from absl::uint128"); -} - -TYPED_TEST_SUITE(Uint128FloatTraitsTest, FloatingPointTypes); - -TYPED_TEST(Uint128FloatTraitsTest, ConstructAssignTest) { - static_assert(std::is_constructible<absl::uint128, TypeParam>::value, - "absl::uint128 must be constructible from TypeParam"); - static_assert(!std::is_assignable<absl::uint128&, TypeParam>::value, - "absl::uint128 must not be assignable from TypeParam"); - static_assert(!std::is_assignable<TypeParam&, absl::uint128>::value, - "TypeParam must not be assignable from absl::uint128"); -} - -#ifdef ABSL_HAVE_INTRINSIC_INT128 -// These type traits done separately as TYPED_TEST requires typeinfo, and not -// all platforms have this for __int128 even though they define the type. -TEST(Uint128, IntrinsicTypeTraitsTest) { - static_assert(std::is_constructible<absl::uint128, __int128>::value, - "absl::uint128 must be constructible from __int128"); - static_assert(std::is_assignable<absl::uint128&, __int128>::value, - "absl::uint128 must be assignable from __int128"); - static_assert(!std::is_assignable<__int128&, absl::uint128>::value, - "__int128 must not be assignable from absl::uint128"); - - static_assert(std::is_constructible<absl::uint128, unsigned __int128>::value, - "absl::uint128 must be constructible from unsigned __int128"); - static_assert(std::is_assignable<absl::uint128&, unsigned __int128>::value, - "absl::uint128 must be assignable from unsigned __int128"); - static_assert(!std::is_assignable<unsigned __int128&, absl::uint128>::value, - "unsigned __int128 must not be assignable from absl::uint128"); -} -#endif // ABSL_HAVE_INTRINSIC_INT128 - -TEST(Uint128, TrivialTraitsTest) { - static_assert(absl::is_trivially_default_constructible<absl::uint128>::value, - ""); - static_assert(absl::is_trivially_copy_constructible<absl::uint128>::value, - ""); - static_assert(absl::is_trivially_copy_assignable<absl::uint128>::value, ""); - static_assert(std::is_trivially_destructible<absl::uint128>::value, ""); -} - -TEST(Uint128, AllTests) { - absl::uint128 zero = 0; - absl::uint128 one = 1; - absl::uint128 one_2arg = absl::MakeUint128(0, 1); - absl::uint128 two = 2; - absl::uint128 three = 3; - absl::uint128 big = absl::MakeUint128(2000, 2); - absl::uint128 big_minus_one = absl::MakeUint128(2000, 1); - absl::uint128 bigger = absl::MakeUint128(2001, 1); - absl::uint128 biggest = absl::Uint128Max(); - absl::uint128 high_low = absl::MakeUint128(1, 0); - absl::uint128 low_high = - absl::MakeUint128(0, std::numeric_limits<uint64_t>::max()); - EXPECT_LT(one, two); - EXPECT_GT(two, one); - EXPECT_LT(one, big); - EXPECT_LT(one, big); - EXPECT_EQ(one, one_2arg); - EXPECT_NE(one, two); - EXPECT_GT(big, one); - EXPECT_GE(big, two); - EXPECT_GE(big, big_minus_one); - EXPECT_GT(big, big_minus_one); - EXPECT_LT(big_minus_one, big); - EXPECT_LE(big_minus_one, big); - EXPECT_NE(big_minus_one, big); - EXPECT_LT(big, biggest); - EXPECT_LE(big, biggest); - EXPECT_GT(biggest, big); - EXPECT_GE(biggest, big); - EXPECT_EQ(big, ~~big); - EXPECT_EQ(one, one | one); - EXPECT_EQ(big, big | big); - EXPECT_EQ(one, one | zero); - EXPECT_EQ(one, one & one); - EXPECT_EQ(big, big & big); - EXPECT_EQ(zero, one & zero); - EXPECT_EQ(zero, big & ~big); - EXPECT_EQ(zero, one ^ one); - EXPECT_EQ(zero, big ^ big); - EXPECT_EQ(one, one ^ zero); - - // Shift operators. - EXPECT_EQ(big, big << 0); - EXPECT_EQ(big, big >> 0); - EXPECT_GT(big << 1, big); - EXPECT_LT(big >> 1, big); - EXPECT_EQ(big, (big << 10) >> 10); - EXPECT_EQ(big, (big >> 1) << 1); - EXPECT_EQ(one, (one << 80) >> 80); - EXPECT_EQ(zero, (one >> 80) << 80); - - // Shift assignments. - absl::uint128 big_copy = big; - EXPECT_EQ(big << 0, big_copy <<= 0); - big_copy = big; - EXPECT_EQ(big >> 0, big_copy >>= 0); - big_copy = big; - EXPECT_EQ(big << 1, big_copy <<= 1); - big_copy = big; - EXPECT_EQ(big >> 1, big_copy >>= 1); - big_copy = big; - EXPECT_EQ(big << 10, big_copy <<= 10); - big_copy = big; - EXPECT_EQ(big >> 10, big_copy >>= 10); - big_copy = big; - EXPECT_EQ(big << 64, big_copy <<= 64); - big_copy = big; - EXPECT_EQ(big >> 64, big_copy >>= 64); - big_copy = big; - EXPECT_EQ(big << 73, big_copy <<= 73); - big_copy = big; - EXPECT_EQ(big >> 73, big_copy >>= 73); - - EXPECT_EQ(absl::Uint128High64(biggest), std::numeric_limits<uint64_t>::max()); - EXPECT_EQ(absl::Uint128Low64(biggest), std::numeric_limits<uint64_t>::max()); - EXPECT_EQ(zero + one, one); - EXPECT_EQ(one + one, two); - EXPECT_EQ(big_minus_one + one, big); - EXPECT_EQ(one - one, zero); - EXPECT_EQ(one - zero, one); - EXPECT_EQ(zero - one, biggest); - EXPECT_EQ(big - big, zero); - EXPECT_EQ(big - one, big_minus_one); - EXPECT_EQ(big + std::numeric_limits<uint64_t>::max(), bigger); - EXPECT_EQ(biggest + 1, zero); - EXPECT_EQ(zero - 1, biggest); - EXPECT_EQ(high_low - one, low_high); - EXPECT_EQ(low_high + one, high_low); - EXPECT_EQ(absl::Uint128High64((absl::uint128(1) << 64) - 1), 0); - EXPECT_EQ(absl::Uint128Low64((absl::uint128(1) << 64) - 1), - std::numeric_limits<uint64_t>::max()); - EXPECT_TRUE(!!one); - EXPECT_TRUE(!!high_low); - EXPECT_FALSE(!!zero); - EXPECT_FALSE(!one); - EXPECT_FALSE(!high_low); - EXPECT_TRUE(!zero); - EXPECT_TRUE(zero == 0); // NOLINT(readability/check) - EXPECT_FALSE(zero != 0); // NOLINT(readability/check) - EXPECT_FALSE(one == 0); // NOLINT(readability/check) - EXPECT_TRUE(one != 0); // NOLINT(readability/check) - EXPECT_FALSE(high_low == 0); // NOLINT(readability/check) - EXPECT_TRUE(high_low != 0); // NOLINT(readability/check) - - absl::uint128 test = zero; - EXPECT_EQ(++test, one); - EXPECT_EQ(test, one); - EXPECT_EQ(test++, one); - EXPECT_EQ(test, two); - EXPECT_EQ(test -= 2, zero); - EXPECT_EQ(test, zero); - EXPECT_EQ(test += 2, two); - EXPECT_EQ(test, two); - EXPECT_EQ(--test, one); - EXPECT_EQ(test, one); - EXPECT_EQ(test--, one); - EXPECT_EQ(test, zero); - EXPECT_EQ(test |= three, three); - EXPECT_EQ(test &= one, one); - EXPECT_EQ(test ^= three, two); - EXPECT_EQ(test >>= 1, one); - EXPECT_EQ(test <<= 1, two); - - EXPECT_EQ(big, -(-big)); - EXPECT_EQ(two, -((-one) - 1)); - EXPECT_EQ(absl::Uint128Max(), -one); - EXPECT_EQ(zero, -zero); - - EXPECT_EQ(absl::Uint128Max(), absl::kuint128max); -} - -TEST(Uint128, ConversionTests) { - EXPECT_TRUE(absl::MakeUint128(1, 0)); - -#ifdef ABSL_HAVE_INTRINSIC_INT128 - unsigned __int128 intrinsic = - (static_cast<unsigned __int128>(0x3a5b76c209de76f6) << 64) + - 0x1f25e1d63a2b46c5; - absl::uint128 custom = - absl::MakeUint128(0x3a5b76c209de76f6, 0x1f25e1d63a2b46c5); - - EXPECT_EQ(custom, absl::uint128(intrinsic)); - EXPECT_EQ(custom, absl::uint128(static_cast<__int128>(intrinsic))); - EXPECT_EQ(intrinsic, static_cast<unsigned __int128>(custom)); - EXPECT_EQ(intrinsic, static_cast<__int128>(custom)); -#endif // ABSL_HAVE_INTRINSIC_INT128 - - // verify that an integer greater than 2**64 that can be stored precisely - // inside a double is converted to a absl::uint128 without loss of - // information. - double precise_double = 0x530e * std::pow(2.0, 64.0) + 0xda74000000000000; - absl::uint128 from_precise_double(precise_double); - absl::uint128 from_precise_ints = - absl::MakeUint128(0x530e, 0xda74000000000000); - EXPECT_EQ(from_precise_double, from_precise_ints); - EXPECT_DOUBLE_EQ(static_cast<double>(from_precise_ints), precise_double); - - double approx_double = 0xffffeeeeddddcccc * std::pow(2.0, 64.0) + - 0xbbbbaaaa99998888; - absl::uint128 from_approx_double(approx_double); - EXPECT_DOUBLE_EQ(static_cast<double>(from_approx_double), approx_double); - - double round_to_zero = 0.7; - double round_to_five = 5.8; - double round_to_nine = 9.3; - EXPECT_EQ(static_cast<absl::uint128>(round_to_zero), 0); - EXPECT_EQ(static_cast<absl::uint128>(round_to_five), 5); - EXPECT_EQ(static_cast<absl::uint128>(round_to_nine), 9); - - absl::uint128 highest_precision_in_long_double = - ~absl::uint128{} >> (128 - std::numeric_limits<long double>::digits); - EXPECT_EQ(highest_precision_in_long_double, - static_cast<absl::uint128>( - static_cast<long double>(highest_precision_in_long_double))); - // Apply a mask just to make sure all the bits are the right place. - const absl::uint128 arbitrary_mask = - absl::MakeUint128(0xa29f622677ded751, 0xf8ca66add076f468); - EXPECT_EQ(highest_precision_in_long_double & arbitrary_mask, - static_cast<absl::uint128>(static_cast<long double>( - highest_precision_in_long_double & arbitrary_mask))); - - EXPECT_EQ(static_cast<absl::uint128>(-0.1L), 0); -} - -TEST(Uint128, OperatorAssignReturnRef) { - absl::uint128 v(1); - (v += 4) -= 3; - EXPECT_EQ(2, v); -} - -TEST(Uint128, Multiply) { - absl::uint128 a, b, c; - - // Zero test. - a = 0; - b = 0; - c = a * b; - EXPECT_EQ(0, c); - - // Max carries. - a = absl::uint128(0) - 1; - b = absl::uint128(0) - 1; - c = a * b; - EXPECT_EQ(1, c); - - // Self-operation with max carries. - c = absl::uint128(0) - 1; - c *= c; - EXPECT_EQ(1, c); - - // 1-bit x 1-bit. - for (int i = 0; i < 64; ++i) { - for (int j = 0; j < 64; ++j) { - a = absl::uint128(1) << i; - b = absl::uint128(1) << j; - c = a * b; - EXPECT_EQ(absl::uint128(1) << (i + j), c); - } - } - - // Verified with dc. - a = absl::MakeUint128(0xffffeeeeddddcccc, 0xbbbbaaaa99998888); - b = absl::MakeUint128(0x7777666655554444, 0x3333222211110000); - c = a * b; - EXPECT_EQ(absl::MakeUint128(0x530EDA741C71D4C3, 0xBF25975319080000), c); - EXPECT_EQ(0, c - b * a); - EXPECT_EQ(a*a - b*b, (a+b) * (a-b)); - - // Verified with dc. - a = absl::MakeUint128(0x0123456789abcdef, 0xfedcba9876543210); - b = absl::MakeUint128(0x02468ace13579bdf, 0xfdb97531eca86420); - c = a * b; - EXPECT_EQ(absl::MakeUint128(0x97a87f4f261ba3f2, 0x342d0bbf48948200), c); - EXPECT_EQ(0, c - b * a); - EXPECT_EQ(a*a - b*b, (a+b) * (a-b)); -} - -TEST(Uint128, AliasTests) { - absl::uint128 x1 = absl::MakeUint128(1, 2); - absl::uint128 x2 = absl::MakeUint128(2, 4); - x1 += x1; - EXPECT_EQ(x2, x1); - - absl::uint128 x3 = absl::MakeUint128(1, static_cast<uint64_t>(1) << 63); - absl::uint128 x4 = absl::MakeUint128(3, 0); - x3 += x3; - EXPECT_EQ(x4, x3); -} - -TEST(Uint128, DivideAndMod) { - using std::swap; - - // a := q * b + r - absl::uint128 a, b, q, r; - - // Zero test. - a = 0; - b = 123; - q = a / b; - r = a % b; - EXPECT_EQ(0, q); - EXPECT_EQ(0, r); - - a = absl::MakeUint128(0x530eda741c71d4c3, 0xbf25975319080000); - q = absl::MakeUint128(0x4de2cab081, 0x14c34ab4676e4bab); - b = absl::uint128(0x1110001); - r = absl::uint128(0x3eb455); - ASSERT_EQ(a, q * b + r); // Sanity-check. - - absl::uint128 result_q, result_r; - result_q = a / b; - result_r = a % b; - EXPECT_EQ(q, result_q); - EXPECT_EQ(r, result_r); - - // Try the other way around. - swap(q, b); - result_q = a / b; - result_r = a % b; - EXPECT_EQ(q, result_q); - EXPECT_EQ(r, result_r); - // Restore. - swap(b, q); - - // Dividend < divisor; result should be q:0 r:<dividend>. - swap(a, b); - result_q = a / b; - result_r = a % b; - EXPECT_EQ(0, result_q); - EXPECT_EQ(a, result_r); - // Try the other way around. - swap(a, q); - result_q = a / b; - result_r = a % b; - EXPECT_EQ(0, result_q); - EXPECT_EQ(a, result_r); - // Restore. - swap(q, a); - swap(b, a); - - // Try a large remainder. - b = a / 2 + 1; - absl::uint128 expected_r = - absl::MakeUint128(0x29876d3a0e38ea61, 0xdf92cba98c83ffff); - // Sanity checks. - ASSERT_EQ(a / 2 - 1, expected_r); - ASSERT_EQ(a, b + expected_r); - result_q = a / b; - result_r = a % b; - EXPECT_EQ(1, result_q); - EXPECT_EQ(expected_r, result_r); -} - -TEST(Uint128, DivideAndModRandomInputs) { - const int kNumIters = 1 << 18; - std::minstd_rand random(testing::UnitTest::GetInstance()->random_seed()); - std::uniform_int_distribution<uint64_t> uniform_uint64; - for (int i = 0; i < kNumIters; ++i) { - const absl::uint128 a = - absl::MakeUint128(uniform_uint64(random), uniform_uint64(random)); - const absl::uint128 b = - absl::MakeUint128(uniform_uint64(random), uniform_uint64(random)); - if (b == 0) { - continue; // Avoid a div-by-zero. - } - const absl::uint128 q = a / b; - const absl::uint128 r = a % b; - ASSERT_EQ(a, b * q + r); - } -} - -TEST(Uint128, ConstexprTest) { - constexpr absl::uint128 zero = absl::uint128(); - constexpr absl::uint128 one = 1; - constexpr absl::uint128 minus_two = -2; - EXPECT_EQ(zero, absl::uint128(0)); - EXPECT_EQ(one, absl::uint128(1)); - EXPECT_EQ(minus_two, absl::MakeUint128(-1, -2)); -} - -TEST(Uint128, NumericLimitsTest) { - static_assert(std::numeric_limits<absl::uint128>::is_specialized, ""); - static_assert(!std::numeric_limits<absl::uint128>::is_signed, ""); - static_assert(std::numeric_limits<absl::uint128>::is_integer, ""); - EXPECT_EQ(static_cast<int>(128 * std::log10(2)), - std::numeric_limits<absl::uint128>::digits10); - EXPECT_EQ(0, std::numeric_limits<absl::uint128>::min()); - EXPECT_EQ(0, std::numeric_limits<absl::uint128>::lowest()); - EXPECT_EQ(absl::Uint128Max(), std::numeric_limits<absl::uint128>::max()); -} - -TEST(Uint128, Hash) { - EXPECT_TRUE(absl::VerifyTypeImplementsAbslHashCorrectly({ - // Some simple values - absl::uint128{0}, - absl::uint128{1}, - ~absl::uint128{}, - // 64 bit limits - absl::uint128{std::numeric_limits<int64_t>::max()}, - absl::uint128{std::numeric_limits<uint64_t>::max()} + 0, - absl::uint128{std::numeric_limits<uint64_t>::max()} + 1, - absl::uint128{std::numeric_limits<uint64_t>::max()} + 2, - // Keeping high same - absl::uint128{1} << 62, - absl::uint128{1} << 63, - // Keeping low same - absl::uint128{1} << 64, - absl::uint128{1} << 65, - // 128 bit limits - std::numeric_limits<absl::uint128>::max(), - std::numeric_limits<absl::uint128>::max() - 1, - std::numeric_limits<absl::uint128>::min() + 1, - std::numeric_limits<absl::uint128>::min(), - })); -} - - -TEST(Int128Uint128, ConversionTest) { - absl::int128 nonnegative_signed_values[] = { - 0, - 1, - 0xffeeddccbbaa9988, - absl::MakeInt128(0x7766554433221100, 0), - absl::MakeInt128(0x1234567890abcdef, 0xfedcba0987654321), - absl::Int128Max()}; - for (absl::int128 value : nonnegative_signed_values) { - EXPECT_EQ(value, absl::int128(absl::uint128(value))); - - absl::uint128 assigned_value; - assigned_value = value; - EXPECT_EQ(value, absl::int128(assigned_value)); - } - - absl::int128 negative_values[] = { - -1, -0x1234567890abcdef, - absl::MakeInt128(-0x5544332211ffeedd, 0), - -absl::MakeInt128(0x76543210fedcba98, 0xabcdef0123456789)}; - for (absl::int128 value : negative_values) { - EXPECT_EQ(absl::uint128(-value), -absl::uint128(value)); - - absl::uint128 assigned_value; - assigned_value = value; - EXPECT_EQ(absl::uint128(-value), -assigned_value); - } -} - -template <typename T> -class Int128IntegerTraitsTest : public ::testing::Test {}; - -TYPED_TEST_SUITE(Int128IntegerTraitsTest, IntegerTypes); - -TYPED_TEST(Int128IntegerTraitsTest, ConstructAssignTest) { - static_assert(std::is_constructible<absl::int128, TypeParam>::value, - "absl::int128 must be constructible from TypeParam"); - static_assert(std::is_assignable<absl::int128&, TypeParam>::value, - "absl::int128 must be assignable from TypeParam"); - static_assert(!std::is_assignable<TypeParam&, absl::int128>::value, - "TypeParam must not be assignable from absl::int128"); -} - -template <typename T> -class Int128FloatTraitsTest : public ::testing::Test {}; - -TYPED_TEST_SUITE(Int128FloatTraitsTest, FloatingPointTypes); - -TYPED_TEST(Int128FloatTraitsTest, ConstructAssignTest) { - static_assert(std::is_constructible<absl::int128, TypeParam>::value, - "absl::int128 must be constructible from TypeParam"); - static_assert(!std::is_assignable<absl::int128&, TypeParam>::value, - "absl::int128 must not be assignable from TypeParam"); - static_assert(!std::is_assignable<TypeParam&, absl::int128>::value, - "TypeParam must not be assignable from absl::int128"); -} - -#ifdef ABSL_HAVE_INTRINSIC_INT128 -// These type traits done separately as TYPED_TEST requires typeinfo, and not -// all platforms have this for __int128 even though they define the type. -TEST(Int128, IntrinsicTypeTraitsTest) { - static_assert(std::is_constructible<absl::int128, __int128>::value, - "absl::int128 must be constructible from __int128"); - static_assert(std::is_assignable<absl::int128&, __int128>::value, - "absl::int128 must be assignable from __int128"); - static_assert(!std::is_assignable<__int128&, absl::int128>::value, - "__int128 must not be assignable from absl::int128"); - - static_assert(std::is_constructible<absl::int128, unsigned __int128>::value, - "absl::int128 must be constructible from unsigned __int128"); - static_assert(!std::is_assignable<absl::int128&, unsigned __int128>::value, - "absl::int128 must be assignable from unsigned __int128"); - static_assert(!std::is_assignable<unsigned __int128&, absl::int128>::value, - "unsigned __int128 must not be assignable from absl::int128"); -} -#endif // ABSL_HAVE_INTRINSIC_INT128 - -TEST(Int128, TrivialTraitsTest) { - static_assert(absl::is_trivially_default_constructible<absl::int128>::value, - ""); - static_assert(absl::is_trivially_copy_constructible<absl::int128>::value, ""); - static_assert(absl::is_trivially_copy_assignable<absl::int128>::value, ""); - static_assert(std::is_trivially_destructible<absl::int128>::value, ""); -} - -TEST(Int128, BoolConversionTest) { - EXPECT_FALSE(absl::int128(0)); - for (int i = 0; i < 64; ++i) { - EXPECT_TRUE(absl::MakeInt128(0, uint64_t{1} << i)); - } - for (int i = 0; i < 63; ++i) { - EXPECT_TRUE(absl::MakeInt128(int64_t{1} << i, 0)); - } - EXPECT_TRUE(absl::Int128Min()); - - EXPECT_EQ(absl::int128(1), absl::int128(true)); - EXPECT_EQ(absl::int128(0), absl::int128(false)); -} - -template <typename T> -class Int128IntegerConversionTest : public ::testing::Test {}; - -TYPED_TEST_SUITE(Int128IntegerConversionTest, IntegerTypes); - -TYPED_TEST(Int128IntegerConversionTest, RoundTripTest) { - EXPECT_EQ(TypeParam{0}, static_cast<TypeParam>(absl::int128(0))); - EXPECT_EQ(std::numeric_limits<TypeParam>::min(), - static_cast<TypeParam>( - absl::int128(std::numeric_limits<TypeParam>::min()))); - EXPECT_EQ(std::numeric_limits<TypeParam>::max(), - static_cast<TypeParam>( - absl::int128(std::numeric_limits<TypeParam>::max()))); -} - -template <typename T> -class Int128FloatConversionTest : public ::testing::Test {}; - -TYPED_TEST_SUITE(Int128FloatConversionTest, FloatingPointTypes); - -TYPED_TEST(Int128FloatConversionTest, ConstructAndCastTest) { - // Conversions where the floating point values should be exactly the same. - // 0x9f5b is a randomly chosen small value. - for (int i = 0; i < 110; ++i) { // 110 = 126 - #bits in 0x9f5b - SCOPED_TRACE(::testing::Message() << "i = " << i); - - TypeParam float_value = std::ldexp(static_cast<TypeParam>(0x9f5b), i); - absl::int128 int_value = absl::int128(0x9f5b) << i; - - EXPECT_EQ(float_value, static_cast<TypeParam>(int_value)); - EXPECT_EQ(-float_value, static_cast<TypeParam>(-int_value)); - EXPECT_EQ(int_value, absl::int128(float_value)); - EXPECT_EQ(-int_value, absl::int128(-float_value)); - } - - // Round trip conversions with a small sample of randomly generated uint64_t - // values (less than int64_t max so that value * 2^64 fits into int128). - uint64_t values[] = {0x6d4492c24fb86199, 0x26ead65e4cb359b5, - 0x2c43407433ba3fd1, 0x3b574ec668df6b55, - 0x1c750e55a29f4f0f}; - for (uint64_t value : values) { - for (int i = 0; i <= 64; ++i) { - SCOPED_TRACE(::testing::Message() - << "value = " << value << "; i = " << i); - - TypeParam fvalue = std::ldexp(static_cast<TypeParam>(value), i); - EXPECT_DOUBLE_EQ(fvalue, static_cast<TypeParam>(absl::int128(fvalue))); - EXPECT_DOUBLE_EQ(-fvalue, static_cast<TypeParam>(-absl::int128(fvalue))); - EXPECT_DOUBLE_EQ(-fvalue, static_cast<TypeParam>(absl::int128(-fvalue))); - EXPECT_DOUBLE_EQ(fvalue, static_cast<TypeParam>(-absl::int128(-fvalue))); - } - } - - // Round trip conversions with a small sample of random large positive values. - absl::int128 large_values[] = { - absl::MakeInt128(0x5b0640d96c7b3d9f, 0xb7a7189e51d18622), - absl::MakeInt128(0x34bed042c6f65270, 0x73b236570669a089), - absl::MakeInt128(0x43deba9e6da12724, 0xf7f0f83da686797d), - absl::MakeInt128(0x71e8d383be4e5589, 0x75c3f96fb00752b6)}; - for (absl::int128 value : large_values) { - // Make value have as many significant bits as can be represented by - // the mantissa, also making sure the highest and lowest bit in the range - // are set. - value >>= (127 - std::numeric_limits<TypeParam>::digits); - value |= absl::int128(1) << (std::numeric_limits<TypeParam>::digits - 1); - value |= 1; - for (int i = 0; i < 127 - std::numeric_limits<TypeParam>::digits; ++i) { - absl::int128 int_value = value << i; - EXPECT_EQ(int_value, - static_cast<absl::int128>(static_cast<TypeParam>(int_value))); - EXPECT_EQ(-int_value, - static_cast<absl::int128>(static_cast<TypeParam>(-int_value))); - } - } - - // Small sample of checks that rounding is toward zero - EXPECT_EQ(0, absl::int128(TypeParam(0.1))); - EXPECT_EQ(17, absl::int128(TypeParam(17.8))); - EXPECT_EQ(0, absl::int128(TypeParam(-0.8))); - EXPECT_EQ(-53, absl::int128(TypeParam(-53.1))); - EXPECT_EQ(0, absl::int128(TypeParam(0.5))); - EXPECT_EQ(0, absl::int128(TypeParam(-0.5))); - TypeParam just_lt_one = std::nexttoward(TypeParam(1), TypeParam(0)); - EXPECT_EQ(0, absl::int128(just_lt_one)); - TypeParam just_gt_minus_one = std::nexttoward(TypeParam(-1), TypeParam(0)); - EXPECT_EQ(0, absl::int128(just_gt_minus_one)); - - // Check limits - EXPECT_DOUBLE_EQ(std::ldexp(static_cast<TypeParam>(1), 127), - static_cast<TypeParam>(absl::Int128Max())); - EXPECT_DOUBLE_EQ(-std::ldexp(static_cast<TypeParam>(1), 127), - static_cast<TypeParam>(absl::Int128Min())); -} - -TEST(Int128, FactoryTest) { - EXPECT_EQ(absl::int128(-1), absl::MakeInt128(-1, -1)); - EXPECT_EQ(absl::int128(-31), absl::MakeInt128(-1, -31)); - EXPECT_EQ(absl::int128(std::numeric_limits<int64_t>::min()), - absl::MakeInt128(-1, std::numeric_limits<int64_t>::min())); - EXPECT_EQ(absl::int128(0), absl::MakeInt128(0, 0)); - EXPECT_EQ(absl::int128(1), absl::MakeInt128(0, 1)); - EXPECT_EQ(absl::int128(std::numeric_limits<int64_t>::max()), - absl::MakeInt128(0, std::numeric_limits<int64_t>::max())); -} - -TEST(Int128, HighLowTest) { - struct HighLowPair { - int64_t high; - uint64_t low; - }; - HighLowPair values[]{{0, 0}, {0, 1}, {1, 0}, {123, 456}, {-654, 321}}; - for (const HighLowPair& pair : values) { - absl::int128 value = absl::MakeInt128(pair.high, pair.low); - EXPECT_EQ(pair.low, absl::Int128Low64(value)); - EXPECT_EQ(pair.high, absl::Int128High64(value)); - } -} - -TEST(Int128, LimitsTest) { - EXPECT_EQ(absl::MakeInt128(0x7fffffffffffffff, 0xffffffffffffffff), - absl::Int128Max()); - EXPECT_EQ(absl::Int128Max(), ~absl::Int128Min()); -} - -#if defined(ABSL_HAVE_INTRINSIC_INT128) -TEST(Int128, IntrinsicConversionTest) { - __int128 intrinsic = - (static_cast<__int128>(0x3a5b76c209de76f6) << 64) + 0x1f25e1d63a2b46c5; - absl::int128 custom = - absl::MakeInt128(0x3a5b76c209de76f6, 0x1f25e1d63a2b46c5); - - EXPECT_EQ(custom, absl::int128(intrinsic)); - EXPECT_EQ(intrinsic, static_cast<__int128>(custom)); -} -#endif // ABSL_HAVE_INTRINSIC_INT128 - -TEST(Int128, ConstexprTest) { - constexpr absl::int128 zero = absl::int128(); - constexpr absl::int128 one = 1; - constexpr absl::int128 minus_two = -2; - constexpr absl::int128 min = absl::Int128Min(); - constexpr absl::int128 max = absl::Int128Max(); - EXPECT_EQ(zero, absl::int128(0)); - EXPECT_EQ(one, absl::int128(1)); - EXPECT_EQ(minus_two, absl::MakeInt128(-1, -2)); - EXPECT_GT(max, one); - EXPECT_LT(min, minus_two); -} - -TEST(Int128, ComparisonTest) { - struct TestCase { - absl::int128 smaller; - absl::int128 larger; - }; - TestCase cases[] = { - {absl::int128(0), absl::int128(123)}, - {absl::MakeInt128(-12, 34), absl::MakeInt128(12, 34)}, - {absl::MakeInt128(1, 1000), absl::MakeInt128(1000, 1)}, - {absl::MakeInt128(-1000, 1000), absl::MakeInt128(-1, 1)}, - }; - for (const TestCase& pair : cases) { - SCOPED_TRACE(::testing::Message() << "pair.smaller = " << pair.smaller - << "; pair.larger = " << pair.larger); - - EXPECT_TRUE(pair.smaller == pair.smaller); // NOLINT(readability/check) - EXPECT_TRUE(pair.larger == pair.larger); // NOLINT(readability/check) - EXPECT_FALSE(pair.smaller == pair.larger); // NOLINT(readability/check) - - EXPECT_TRUE(pair.smaller != pair.larger); // NOLINT(readability/check) - EXPECT_FALSE(pair.smaller != pair.smaller); // NOLINT(readability/check) - EXPECT_FALSE(pair.larger != pair.larger); // NOLINT(readability/check) - - EXPECT_TRUE(pair.smaller < pair.larger); // NOLINT(readability/check) - EXPECT_FALSE(pair.larger < pair.smaller); // NOLINT(readability/check) - - EXPECT_TRUE(pair.larger > pair.smaller); // NOLINT(readability/check) - EXPECT_FALSE(pair.smaller > pair.larger); // NOLINT(readability/check) - - EXPECT_TRUE(pair.smaller <= pair.larger); // NOLINT(readability/check) - EXPECT_FALSE(pair.larger <= pair.smaller); // NOLINT(readability/check) - EXPECT_TRUE(pair.smaller <= pair.smaller); // NOLINT(readability/check) - EXPECT_TRUE(pair.larger <= pair.larger); // NOLINT(readability/check) - - EXPECT_TRUE(pair.larger >= pair.smaller); // NOLINT(readability/check) - EXPECT_FALSE(pair.smaller >= pair.larger); // NOLINT(readability/check) - EXPECT_TRUE(pair.smaller >= pair.smaller); // NOLINT(readability/check) - EXPECT_TRUE(pair.larger >= pair.larger); // NOLINT(readability/check) - } -} - -TEST(Int128, UnaryNegationTest) { - int64_t values64[] = {0, 1, 12345, 0x4000000000000000, - std::numeric_limits<int64_t>::max()}; - for (int64_t value : values64) { - SCOPED_TRACE(::testing::Message() << "value = " << value); - - EXPECT_EQ(absl::int128(-value), -absl::int128(value)); - EXPECT_EQ(absl::int128(value), -absl::int128(-value)); - EXPECT_EQ(absl::MakeInt128(-value, 0), -absl::MakeInt128(value, 0)); - EXPECT_EQ(absl::MakeInt128(value, 0), -absl::MakeInt128(-value, 0)); - } -} - -TEST(Int128, LogicalNotTest) { - EXPECT_TRUE(!absl::int128(0)); - for (int i = 0; i < 64; ++i) { - EXPECT_FALSE(!absl::MakeInt128(0, uint64_t{1} << i)); - } - for (int i = 0; i < 63; ++i) { - EXPECT_FALSE(!absl::MakeInt128(int64_t{1} << i, 0)); - } -} - -TEST(Int128, AdditionSubtractionTest) { - // 64 bit pairs that will not cause overflow / underflow. These test negative - // carry; positive carry must be checked separately. - std::pair<int64_t, int64_t> cases[]{ - {0, 0}, // 0, 0 - {0, 2945781290834}, // 0, + - {1908357619234, 0}, // +, 0 - {0, -1204895918245}, // 0, - - {-2957928523560, 0}, // -, 0 - {89023982312461, 98346012567134}, // +, + - {-63454234568239, -23456235230773}, // -, - - {98263457263502, -21428561935925}, // +, - - {-88235237438467, 15923659234573}, // -, + - }; - for (const auto& pair : cases) { - SCOPED_TRACE(::testing::Message() - << "pair = {" << pair.first << ", " << pair.second << '}'); - - EXPECT_EQ(absl::int128(pair.first + pair.second), - absl::int128(pair.first) + absl::int128(pair.second)); - EXPECT_EQ(absl::int128(pair.second + pair.first), - absl::int128(pair.second) += absl::int128(pair.first)); - - EXPECT_EQ(absl::int128(pair.first - pair.second), - absl::int128(pair.first) - absl::int128(pair.second)); - EXPECT_EQ(absl::int128(pair.second - pair.first), - absl::int128(pair.second) -= absl::int128(pair.first)); - - EXPECT_EQ( - absl::MakeInt128(pair.second + pair.first, 0), - absl::MakeInt128(pair.second, 0) + absl::MakeInt128(pair.first, 0)); - EXPECT_EQ( - absl::MakeInt128(pair.first + pair.second, 0), - absl::MakeInt128(pair.first, 0) += absl::MakeInt128(pair.second, 0)); - - EXPECT_EQ( - absl::MakeInt128(pair.second - pair.first, 0), - absl::MakeInt128(pair.second, 0) - absl::MakeInt128(pair.first, 0)); - EXPECT_EQ( - absl::MakeInt128(pair.first - pair.second, 0), - absl::MakeInt128(pair.first, 0) -= absl::MakeInt128(pair.second, 0)); - } - - // check positive carry - EXPECT_EQ(absl::MakeInt128(31, 0), - absl::MakeInt128(20, 1) + - absl::MakeInt128(10, std::numeric_limits<uint64_t>::max())); -} - -TEST(Int128, IncrementDecrementTest) { - absl::int128 value = 0; - EXPECT_EQ(0, value++); - EXPECT_EQ(1, value); - EXPECT_EQ(1, value--); - EXPECT_EQ(0, value); - EXPECT_EQ(-1, --value); - EXPECT_EQ(-1, value); - EXPECT_EQ(0, ++value); - EXPECT_EQ(0, value); -} - -TEST(Int128, MultiplicationTest) { - // 1 bit x 1 bit, and negative combinations - for (int i = 0; i < 64; ++i) { - for (int j = 0; j < 127 - i; ++j) { - SCOPED_TRACE(::testing::Message() << "i = " << i << "; j = " << j); - absl::int128 a = absl::int128(1) << i; - absl::int128 b = absl::int128(1) << j; - absl::int128 c = absl::int128(1) << (i + j); - - EXPECT_EQ(c, a * b); - EXPECT_EQ(-c, -a * b); - EXPECT_EQ(-c, a * -b); - EXPECT_EQ(c, -a * -b); - - EXPECT_EQ(c, absl::int128(a) *= b); - EXPECT_EQ(-c, absl::int128(-a) *= b); - EXPECT_EQ(-c, absl::int128(a) *= -b); - EXPECT_EQ(c, absl::int128(-a) *= -b); - } - } - - // Pairs of random values that will not overflow signed 64-bit multiplication - std::pair<int64_t, int64_t> small_values[] = { - {0x5e61, 0xf29f79ca14b4}, // +, + - {0x3e033b, -0x612c0ee549}, // +, - - {-0x052ce7e8, 0x7c728f0f}, // -, + - {-0x3af7054626, -0xfb1e1d}, // -, - - }; - for (const std::pair<int64_t, int64_t>& pair : small_values) { - SCOPED_TRACE(::testing::Message() - << "pair = {" << pair.first << ", " << pair.second << '}'); - - EXPECT_EQ(absl::int128(pair.first * pair.second), - absl::int128(pair.first) * absl::int128(pair.second)); - EXPECT_EQ(absl::int128(pair.first * pair.second), - absl::int128(pair.first) *= absl::int128(pair.second)); - - EXPECT_EQ(absl::MakeInt128(pair.first * pair.second, 0), - absl::MakeInt128(pair.first, 0) * absl::int128(pair.second)); - EXPECT_EQ(absl::MakeInt128(pair.first * pair.second, 0), - absl::MakeInt128(pair.first, 0) *= absl::int128(pair.second)); - } - - // Pairs of positive random values that will not overflow 64-bit - // multiplication and can be left shifted by 32 without overflow - std::pair<int64_t, int64_t> small_values2[] = { - {0x1bb0a110, 0x31487671}, - {0x4792784e, 0x28add7d7}, - {0x7b66553a, 0x11dff8ef}, - }; - for (const std::pair<int64_t, int64_t>& pair : small_values2) { - SCOPED_TRACE(::testing::Message() - << "pair = {" << pair.first << ", " << pair.second << '}'); - - absl::int128 a = absl::int128(pair.first << 32); - absl::int128 b = absl::int128(pair.second << 32); - absl::int128 c = absl::MakeInt128(pair.first * pair.second, 0); - - EXPECT_EQ(c, a * b); - EXPECT_EQ(-c, -a * b); - EXPECT_EQ(-c, a * -b); - EXPECT_EQ(c, -a * -b); - - EXPECT_EQ(c, absl::int128(a) *= b); - EXPECT_EQ(-c, absl::int128(-a) *= b); - EXPECT_EQ(-c, absl::int128(a) *= -b); - EXPECT_EQ(c, absl::int128(-a) *= -b); - } - - // check 0, 1, and -1 behavior with large values - absl::int128 large_values[] = { - {absl::MakeInt128(0xd66f061af02d0408, 0x727d2846cb475b53)}, - {absl::MakeInt128(0x27b8d5ed6104452d, 0x03f8a33b0ee1df4f)}, - {-absl::MakeInt128(0x621b6626b9e8d042, 0x27311ac99df00938)}, - {-absl::MakeInt128(0x34e0656f1e95fb60, 0x4281cfd731257a47)}, - }; - for (absl::int128 value : large_values) { - EXPECT_EQ(0, 0 * value); - EXPECT_EQ(0, value * 0); - EXPECT_EQ(0, absl::int128(0) *= value); - EXPECT_EQ(0, value *= 0); - - EXPECT_EQ(value, 1 * value); - EXPECT_EQ(value, value * 1); - EXPECT_EQ(value, absl::int128(1) *= value); - EXPECT_EQ(value, value *= 1); - - EXPECT_EQ(-value, -1 * value); - EXPECT_EQ(-value, value * -1); - EXPECT_EQ(-value, absl::int128(-1) *= value); - EXPECT_EQ(-value, value *= -1); - } - - // Manually calculated random large value cases - EXPECT_EQ(absl::MakeInt128(0xcd0efd3442219bb, 0xde47c05bcd9df6e1), - absl::MakeInt128(0x7c6448, 0x3bc4285c47a9d253) * 0x1a6037537b); - EXPECT_EQ(-absl::MakeInt128(0x1f8f149850b1e5e6, 0x1e50d6b52d272c3e), - -absl::MakeInt128(0x23, 0x2e68a513ca1b8859) * 0xe5a434cd14866e); - EXPECT_EQ(-absl::MakeInt128(0x55cae732029d1fce, 0xca6474b6423263e4), - 0xa9b98a8ddf66bc * -absl::MakeInt128(0x81, 0x672e58231e2469d7)); - EXPECT_EQ(absl::MakeInt128(0x19c8b7620b507dc4, 0xfec042b71a5f29a4), - -0x3e39341147 * -absl::MakeInt128(0x6a14b2, 0x5ed34cca42327b3c)); - - EXPECT_EQ(absl::MakeInt128(0xcd0efd3442219bb, 0xde47c05bcd9df6e1), - absl::MakeInt128(0x7c6448, 0x3bc4285c47a9d253) *= 0x1a6037537b); - EXPECT_EQ(-absl::MakeInt128(0x1f8f149850b1e5e6, 0x1e50d6b52d272c3e), - -absl::MakeInt128(0x23, 0x2e68a513ca1b8859) *= 0xe5a434cd14866e); - EXPECT_EQ(-absl::MakeInt128(0x55cae732029d1fce, 0xca6474b6423263e4), - absl::int128(0xa9b98a8ddf66bc) *= - -absl::MakeInt128(0x81, 0x672e58231e2469d7)); - EXPECT_EQ(absl::MakeInt128(0x19c8b7620b507dc4, 0xfec042b71a5f29a4), - absl::int128(-0x3e39341147) *= - -absl::MakeInt128(0x6a14b2, 0x5ed34cca42327b3c)); -} - -TEST(Int128, DivisionAndModuloTest) { - // Check against 64 bit division and modulo operators with a sample of - // randomly generated pairs. - std::pair<int64_t, int64_t> small_pairs[] = { - {0x15f2a64138, 0x67da05}, {0x5e56d194af43045f, 0xcf1543fb99}, - {0x15e61ed052036a, -0xc8e6}, {0x88125a341e85, -0xd23fb77683}, - {-0xc06e20, 0x5a}, {-0x4f100219aea3e85d, 0xdcc56cb4efe993}, - {-0x168d629105, -0xa7}, {-0x7b44e92f03ab2375, -0x6516}, - }; - for (const std::pair<int64_t, int64_t>& pair : small_pairs) { - SCOPED_TRACE(::testing::Message() - << "pair = {" << pair.first << ", " << pair.second << '}'); - - absl::int128 dividend = pair.first; - absl::int128 divisor = pair.second; - int64_t quotient = pair.first / pair.second; - int64_t remainder = pair.first % pair.second; - - EXPECT_EQ(quotient, dividend / divisor); - EXPECT_EQ(quotient, absl::int128(dividend) /= divisor); - EXPECT_EQ(remainder, dividend % divisor); - EXPECT_EQ(remainder, absl::int128(dividend) %= divisor); - } - - // Test behavior with 0, 1, and -1 with a sample of randomly generated large - // values. - absl::int128 values[] = { - absl::MakeInt128(0x63d26ee688a962b2, 0x9e1411abda5c1d70), - absl::MakeInt128(0x152f385159d6f986, 0xbf8d48ef63da395d), - -absl::MakeInt128(0x3098d7567030038c, 0x14e7a8a098dc2164), - -absl::MakeInt128(0x49a037aca35c809f, 0xa6a87525480ef330), - }; - for (absl::int128 value : values) { - SCOPED_TRACE(::testing::Message() << "value = " << value); - - EXPECT_EQ(0, 0 / value); - EXPECT_EQ(0, absl::int128(0) /= value); - EXPECT_EQ(0, 0 % value); - EXPECT_EQ(0, absl::int128(0) %= value); - - EXPECT_EQ(value, value / 1); - EXPECT_EQ(value, absl::int128(value) /= 1); - EXPECT_EQ(0, value % 1); - EXPECT_EQ(0, absl::int128(value) %= 1); - - EXPECT_EQ(-value, value / -1); - EXPECT_EQ(-value, absl::int128(value) /= -1); - EXPECT_EQ(0, value % -1); - EXPECT_EQ(0, absl::int128(value) %= -1); - } - - // Min and max values - EXPECT_EQ(0, absl::Int128Max() / absl::Int128Min()); - EXPECT_EQ(absl::Int128Max(), absl::Int128Max() % absl::Int128Min()); - EXPECT_EQ(-1, absl::Int128Min() / absl::Int128Max()); - EXPECT_EQ(-1, absl::Int128Min() % absl::Int128Max()); - - // Power of two division and modulo of random large dividends - absl::int128 positive_values[] = { - absl::MakeInt128(0x21e1a1cc69574620, 0xe7ac447fab2fc869), - absl::MakeInt128(0x32c2ff3ab89e66e8, 0x03379a613fd1ce74), - absl::MakeInt128(0x6f32ca786184dcaf, 0x046f9c9ecb3a9ce1), - absl::MakeInt128(0x1aeb469dd990e0ee, 0xda2740f243cd37eb), - }; - for (absl::int128 value : positive_values) { - for (int i = 0; i < 127; ++i) { - SCOPED_TRACE(::testing::Message() - << "value = " << value << "; i = " << i); - absl::int128 power_of_two = absl::int128(1) << i; - - EXPECT_EQ(value >> i, value / power_of_two); - EXPECT_EQ(value >> i, absl::int128(value) /= power_of_two); - EXPECT_EQ(value & (power_of_two - 1), value % power_of_two); - EXPECT_EQ(value & (power_of_two - 1), - absl::int128(value) %= power_of_two); - } - } - - // Manually calculated cases with random large dividends - struct DivisionModCase { - absl::int128 dividend; - absl::int128 divisor; - absl::int128 quotient; - absl::int128 remainder; - }; - DivisionModCase manual_cases[] = { - {absl::MakeInt128(0x6ada48d489007966, 0x3c9c5c98150d5d69), - absl::MakeInt128(0x8bc308fb, 0x8cb9cc9a3b803344), 0xc3b87e08, - absl::MakeInt128(0x1b7db5e1, 0xd9eca34b7af04b49)}, - {absl::MakeInt128(0xd6946511b5b, 0x4886c5c96546bf5f), - -absl::MakeInt128(0x263b, 0xfd516279efcfe2dc), -0x59cbabf0, - absl::MakeInt128(0x622, 0xf462909155651d1f)}, - {-absl::MakeInt128(0x33db734f9e8d1399, 0x8447ac92482bca4d), 0x37495078240, - -absl::MakeInt128(0xf01f1, 0xbc0368bf9a77eae8), -0x21a508f404d}, - {-absl::MakeInt128(0x13f837b409a07e7d, 0x7fc8e248a7d73560), -0x1b9f, - absl::MakeInt128(0xb9157556d724, 0xb14f635714d7563e), -0x1ade}, - }; - for (const DivisionModCase test_case : manual_cases) { - EXPECT_EQ(test_case.quotient, test_case.dividend / test_case.divisor); - EXPECT_EQ(test_case.quotient, - absl::int128(test_case.dividend) /= test_case.divisor); - EXPECT_EQ(test_case.remainder, test_case.dividend % test_case.divisor); - EXPECT_EQ(test_case.remainder, - absl::int128(test_case.dividend) %= test_case.divisor); - } -} - -TEST(Int128, BitwiseLogicTest) { - EXPECT_EQ(absl::int128(-1), ~absl::int128(0)); - - absl::int128 values[]{ - 0, -1, 0xde400bee05c3ff6b, absl::MakeInt128(0x7f32178dd81d634a, 0), - absl::MakeInt128(0xaf539057055613a9, 0x7d104d7d946c2e4d)}; - for (absl::int128 value : values) { - EXPECT_EQ(value, ~~value); - - EXPECT_EQ(value, value | value); - EXPECT_EQ(value, value & value); - EXPECT_EQ(0, value ^ value); - - EXPECT_EQ(value, absl::int128(value) |= value); - EXPECT_EQ(value, absl::int128(value) &= value); - EXPECT_EQ(0, absl::int128(value) ^= value); - - EXPECT_EQ(value, value | 0); - EXPECT_EQ(0, value & 0); - EXPECT_EQ(value, value ^ 0); - - EXPECT_EQ(absl::int128(-1), value | absl::int128(-1)); - EXPECT_EQ(value, value & absl::int128(-1)); - EXPECT_EQ(~value, value ^ absl::int128(-1)); - } - - // small sample of randomly generated int64_t's - std::pair<int64_t, int64_t> pairs64[]{ - {0x7f86797f5e991af4, 0x1ee30494fb007c97}, - {0x0b278282bacf01af, 0x58780e0a57a49e86}, - {0x059f266ccb93a666, 0x3d5b731bae9286f5}, - {0x63c0c4820f12108c, 0x58166713c12e1c3a}, - {0x381488bb2ed2a66e, 0x2220a3eb76a3698c}, - {0x2a0a0dfb81e06f21, 0x4b60585927f5523c}, - {0x555b1c3a03698537, 0x25478cd19d8e53cb}, - {0x4750f6f27d779225, 0x16397553c6ff05fc}, - }; - for (const std::pair<int64_t, int64_t>& pair : pairs64) { - SCOPED_TRACE(::testing::Message() - << "pair = {" << pair.first << ", " << pair.second << '}'); - - EXPECT_EQ(absl::MakeInt128(~pair.first, ~pair.second), - ~absl::MakeInt128(pair.first, pair.second)); - - EXPECT_EQ(absl::int128(pair.first & pair.second), - absl::int128(pair.first) & absl::int128(pair.second)); - EXPECT_EQ(absl::int128(pair.first | pair.second), - absl::int128(pair.first) | absl::int128(pair.second)); - EXPECT_EQ(absl::int128(pair.first ^ pair.second), - absl::int128(pair.first) ^ absl::int128(pair.second)); - - EXPECT_EQ(absl::int128(pair.first & pair.second), - absl::int128(pair.first) &= absl::int128(pair.second)); - EXPECT_EQ(absl::int128(pair.first | pair.second), - absl::int128(pair.first) |= absl::int128(pair.second)); - EXPECT_EQ(absl::int128(pair.first ^ pair.second), - absl::int128(pair.first) ^= absl::int128(pair.second)); - - EXPECT_EQ( - absl::MakeInt128(pair.first & pair.second, 0), - absl::MakeInt128(pair.first, 0) & absl::MakeInt128(pair.second, 0)); - EXPECT_EQ( - absl::MakeInt128(pair.first | pair.second, 0), - absl::MakeInt128(pair.first, 0) | absl::MakeInt128(pair.second, 0)); - EXPECT_EQ( - absl::MakeInt128(pair.first ^ pair.second, 0), - absl::MakeInt128(pair.first, 0) ^ absl::MakeInt128(pair.second, 0)); - - EXPECT_EQ( - absl::MakeInt128(pair.first & pair.second, 0), - absl::MakeInt128(pair.first, 0) &= absl::MakeInt128(pair.second, 0)); - EXPECT_EQ( - absl::MakeInt128(pair.first | pair.second, 0), - absl::MakeInt128(pair.first, 0) |= absl::MakeInt128(pair.second, 0)); - EXPECT_EQ( - absl::MakeInt128(pair.first ^ pair.second, 0), - absl::MakeInt128(pair.first, 0) ^= absl::MakeInt128(pair.second, 0)); - } -} - -TEST(Int128, BitwiseShiftTest) { - for (int i = 0; i < 64; ++i) { - for (int j = 0; j <= i; ++j) { - // Left shift from j-th bit to i-th bit. - SCOPED_TRACE(::testing::Message() << "i = " << i << "; j = " << j); - EXPECT_EQ(uint64_t{1} << i, absl::int128(uint64_t{1} << j) << (i - j)); - EXPECT_EQ(uint64_t{1} << i, absl::int128(uint64_t{1} << j) <<= (i - j)); - } - } - for (int i = 0; i < 63; ++i) { - for (int j = 0; j < 64; ++j) { - // Left shift from j-th bit to (i + 64)-th bit. - SCOPED_TRACE(::testing::Message() << "i = " << i << "; j = " << j); - EXPECT_EQ(absl::MakeInt128(uint64_t{1} << i, 0), - absl::int128(uint64_t{1} << j) << (i + 64 - j)); - EXPECT_EQ(absl::MakeInt128(uint64_t{1} << i, 0), - absl::int128(uint64_t{1} << j) <<= (i + 64 - j)); - } - for (int j = 0; j <= i; ++j) { - // Left shift from (j + 64)-th bit to (i + 64)-th bit. - SCOPED_TRACE(::testing::Message() << "i = " << i << "; j = " << j); - EXPECT_EQ(absl::MakeInt128(uint64_t{1} << i, 0), - absl::MakeInt128(uint64_t{1} << j, 0) << (i - j)); - EXPECT_EQ(absl::MakeInt128(uint64_t{1} << i, 0), - absl::MakeInt128(uint64_t{1} << j, 0) <<= (i - j)); - } - } - - for (int i = 0; i < 64; ++i) { - for (int j = i; j < 64; ++j) { - // Right shift from j-th bit to i-th bit. - SCOPED_TRACE(::testing::Message() << "i = " << i << "; j = " << j); - EXPECT_EQ(uint64_t{1} << i, absl::int128(uint64_t{1} << j) >> (j - i)); - EXPECT_EQ(uint64_t{1} << i, absl::int128(uint64_t{1} << j) >>= (j - i)); - } - for (int j = 0; j < 63; ++j) { - // Right shift from (j + 64)-th bit to i-th bit. - SCOPED_TRACE(::testing::Message() << "i = " << i << "; j = " << j); - EXPECT_EQ(uint64_t{1} << i, - absl::MakeInt128(uint64_t{1} << j, 0) >> (j + 64 - i)); - EXPECT_EQ(uint64_t{1} << i, - absl::MakeInt128(uint64_t{1} << j, 0) >>= (j + 64 - i)); - } - } - for (int i = 0; i < 63; ++i) { - for (int j = i; j < 63; ++j) { - // Right shift from (j + 64)-th bit to (i + 64)-th bit. - SCOPED_TRACE(::testing::Message() << "i = " << i << "; j = " << j); - EXPECT_EQ(absl::MakeInt128(uint64_t{1} << i, 0), - absl::MakeInt128(uint64_t{1} << j, 0) >> (j - i)); - EXPECT_EQ(absl::MakeInt128(uint64_t{1} << i, 0), - absl::MakeInt128(uint64_t{1} << j, 0) >>= (j - i)); - } - } -} - -TEST(Int128, NumericLimitsTest) { - static_assert(std::numeric_limits<absl::int128>::is_specialized, ""); - static_assert(std::numeric_limits<absl::int128>::is_signed, ""); - static_assert(std::numeric_limits<absl::int128>::is_integer, ""); - EXPECT_EQ(static_cast<int>(127 * std::log10(2)), - std::numeric_limits<absl::int128>::digits10); - EXPECT_EQ(absl::Int128Min(), std::numeric_limits<absl::int128>::min()); - EXPECT_EQ(absl::Int128Min(), std::numeric_limits<absl::int128>::lowest()); - EXPECT_EQ(absl::Int128Max(), std::numeric_limits<absl::int128>::max()); -} - -} // namespace |