From 5aa5d282eac56a21e74611c1cdbaa97bb5db2dca Mon Sep 17 00:00:00 2001 From: Vincent Ambo Date: Tue, 8 Feb 2022 02:05:36 +0300 Subject: chore(3p/abseil_cpp): unvendor abseil_cpp we weren't actually using these sources anymore, okay? Change-Id: If701571d9716de308d3512e1eb22c35db0877a66 Reviewed-on: https://cl.tvl.fyi/c/depot/+/5248 Tested-by: BuildkiteCI Reviewed-by: grfn Autosubmit: tazjin --- .../absl/numeric/int128_no_intrinsic.inc | 308 --------------------- 1 file changed, 308 deletions(-) delete mode 100644 third_party/abseil_cpp/absl/numeric/int128_no_intrinsic.inc (limited to 'third_party/abseil_cpp/absl/numeric/int128_no_intrinsic.inc') 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 c753771ae73a..000000000000 --- 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(v)}, hi_{v < 0 ? ~int64_t{0} : 0} {} -constexpr int128::int128(long v) // NOLINT(runtime/int) - : lo_{static_cast(v)}, hi_{v < 0 ? ~int64_t{0} : 0} {} -constexpr int128::int128(long long v) // NOLINT(runtime/int) - : lo_{static_cast(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(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(v)} {} -constexpr int128::int128(long v) // NOLINT(runtime/int) - : hi_{v < 0 ? ~int64_t{0} : 0}, lo_{static_cast(v)} {} -constexpr int128::int128(long long v) // NOLINT(runtime/int) - : hi_{v < 0 ? ~int64_t{0} : 0}, lo_{static_cast(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(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(static_cast(*this)); -} - -constexpr int128::operator signed char() const { - // NOLINTNEXTLINE(runtime/int) - return static_cast(static_cast(*this)); -} - -constexpr int128::operator unsigned char() const { - return static_cast(lo_); -} - -constexpr int128::operator char16_t() const { - return static_cast(lo_); -} - -constexpr int128::operator char32_t() const { - return static_cast(lo_); -} - -constexpr int128::operator ABSL_INTERNAL_WCHAR_T() const { - // NOLINTNEXTLINE(runtime/int) - return static_cast(static_cast(*this)); -} - -constexpr int128::operator short() const { // NOLINT(runtime/int) - // NOLINTNEXTLINE(runtime/int) - return static_cast(static_cast(*this)); -} - -constexpr int128::operator unsigned short() const { // NOLINT(runtime/int) - return static_cast(lo_); // NOLINT(runtime/int) -} - -constexpr int128::operator int() const { - // NOLINTNEXTLINE(runtime/int) - return static_cast(static_cast(*this)); -} - -constexpr int128::operator unsigned int() const { - return static_cast(lo_); -} - -constexpr int128::operator long() const { // NOLINT(runtime/int) - // NOLINTNEXTLINE(runtime/int) - return static_cast(static_cast(*this)); -} - -constexpr int128::operator unsigned long() const { // NOLINT(runtime/int) - return static_cast(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(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(-*this) - : static_cast(lo_) + - std::ldexp(static_cast(hi_), 64); -} - -inline int128::operator double() const { - // See comment in int128::operator float() above. - return hi_ < 0 && *this != Int128Min() - ? -static_cast(-*this) - : static_cast(lo_) + - std::ldexp(static_cast(hi_), 64); -} - -inline int128::operator long double() const { - // See comment in int128::operator float() above. - return hi_ < 0 && *this != Int128Min() - ? -static_cast(-*this) - : static_cast(lo_) + - std::ldexp(static_cast(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(Int128Low64(lhs) >> (64 - amount)), - Int128Low64(lhs) << amount); - } - return lhs; - } - return MakeInt128(static_cast(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(Int128High64(lhs)) << (64 - amount))); - } - return lhs; - } - return MakeInt128(0, - static_cast(Int128High64(lhs) >> (amount - 64))); -} -- cgit 1.4.1