mirror of
https://github.com/ROCm/composable_kernel.git
synced 2026-03-29 19:47:39 +00:00
d40b50b9d5
* Fix ruff linter errors * Fix remod dos2unix command * Clang format * Ignore utility in remod * Run remod * Specify clang-format version in pre-commit * Specify ruff version * Include PoolKernelArgs in reference_pool * Add calculate_total_elements to reference batched contraction * Fix calculate_total_elements declaration * Refactor remod pre-commit hook * Fix Aquant tests --------- Co-authored-by: Illia Silin <98187287+illsilin@users.noreply.github.com>
92 lines
3.0 KiB
C++
92 lines
3.0 KiB
C++
// Tencent is pleased to support the open source community by making RapidJSON available.
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//
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// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
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//
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// Licensed under the MIT License (the "License"); you may not use this file except
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// in compliance with the License. You may obtain a copy of the License at
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//
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// http://opensource.org/licenses/MIT
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//
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// Unless required by applicable law or agreed to in writing, software distributed
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// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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// CONDITIONS OF ANY KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations under the License.
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#ifndef RAPIDJSON_IEEE754_
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#define RAPIDJSON_IEEE754_
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#include "../rapidjson.h"
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RAPIDJSON_NAMESPACE_BEGIN
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namespace internal {
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class Double
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{
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public:
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Double() {}
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Double(double d) : d_(d) {}
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Double(uint64_t u) : u_(u) {}
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double Value() const { return d_; }
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uint64_t Uint64Value() const { return u_; }
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double NextPositiveDouble() const
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{
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RAPIDJSON_ASSERT(!Sign());
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return Double(u_ + 1).Value();
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}
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bool Sign() const { return (u_ & kSignMask) != 0; }
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uint64_t Significand() const { return u_ & kSignificandMask; }
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int Exponent() const
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{
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return static_cast<int>(((u_ & kExponentMask) >> kSignificandSize) - kExponentBias);
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}
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bool IsNan() const { return (u_ & kExponentMask) == kExponentMask && Significand() != 0; }
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bool IsInf() const { return (u_ & kExponentMask) == kExponentMask && Significand() == 0; }
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bool IsNanOrInf() const { return (u_ & kExponentMask) == kExponentMask; }
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bool IsNormal() const { return (u_ & kExponentMask) != 0 || Significand() == 0; }
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bool IsZero() const { return (u_ & (kExponentMask | kSignificandMask)) == 0; }
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uint64_t IntegerSignificand() const
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{
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return IsNormal() ? Significand() | kHiddenBit : Significand();
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}
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int IntegerExponent() const
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{
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return (IsNormal() ? Exponent() : kDenormalExponent) - kSignificandSize;
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}
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uint64_t ToBias() const { return (u_ & kSignMask) ? ~u_ + 1 : u_ | kSignMask; }
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static int EffectiveSignificandSize(int order)
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{
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if(order >= -1021)
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return 53;
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else if(order <= -1074)
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return 0;
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else
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return order + 1074;
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}
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private:
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static const int kSignificandSize = 52;
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static const int kExponentBias = 0x3FF;
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static const int kDenormalExponent = 1 - kExponentBias;
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static const uint64_t kSignMask = RAPIDJSON_UINT64_C2(0x80000000, 0x00000000);
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static const uint64_t kExponentMask = RAPIDJSON_UINT64_C2(0x7FF00000, 0x00000000);
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static const uint64_t kSignificandMask = RAPIDJSON_UINT64_C2(0x000FFFFF, 0xFFFFFFFF);
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static const uint64_t kHiddenBit = RAPIDJSON_UINT64_C2(0x00100000, 0x00000000);
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union
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{
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double d_;
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uint64_t u_;
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};
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};
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} // namespace internal
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RAPIDJSON_NAMESPACE_END
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#endif // RAPIDJSON_IEEE754_
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