Use bitwise operations and also support `__reduce_xor_sync`

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CCCL C CUDASTF nvcc GCC / A / [CTK13.0 GCC13] Build(amd64): sm{75}

CCCL C CUDASTF nvcc GCC / A / [CTK13.0 GCC13] Test(amd64, RTX2080): sm{75}

CCCL C Parallel nvcc GCC / M / [CTK13.0 GCC13] Build(amd64): sm{75}

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cudax nvcc Clang / [CTK13.0 Clang20 C++20] Build(amd64): sm{75;120}

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libcu++ ClangCUDA / [CTK12.9 Clang20 C++20] Build(amd64): sm{70;80;90;100}

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cudax nvcc MSVC / [CTK13.0 MSVC14.44 C++20] Build(amd64): sm{75}

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