IABSD.fr/src

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• Author : jsing
  Date : 2023-01-05 04:51:13
  Hash : 14a120fb
  Message : Rewrite BN_rshift() This improves readability and eliminates special handling for various cases, making the code cleaner and closer to constant time. Basic benchmarking shows a performance gain on modern 64 bit architectures, while there is a decrease on legacy 32 bit architectures (i386), particularly for the zero bit shift case (which is now handled in the same code path). ok tb@