kc3-lang/libtommath/bn_cutoffs.c

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• Hash : 818d8fb7
  Author :
  Date : 2019-05-03T17:39:10
  

  Rework handling of tunable cutoffs
  
   * In the default settings, a cutoff X can be modified at runtime
     by adjusting the corresponding X_CUTOFF variable.
  
   * Tunability of the library can be disabled at compile time
     by defining the MP_FIXED_CUTOFFS macro.
  
   * There is an additional file tommath_cutoffs.h, which defines
     the default cutoffs. These can be adjusted manually or by the
     autotuner.
  

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• bn_cutoffs.c

• #include "tommath_private.h"
  #ifdef BN_CUTOFFS_C
  /* LibTomMath, multiple-precision integer library -- Tom St Denis */
  /* SPDX-License-Identifier: Unlicense */
  
  #ifndef MP_FIXED_CUTOFFS
  #include "tommath_cutoffs.h"
  int KARATSUBA_MUL_CUTOFF = MP_DEFAULT_KARATSUBA_MUL_CUTOFF,
      KARATSUBA_SQR_CUTOFF = MP_DEFAULT_KARATSUBA_SQR_CUTOFF,
      TOOM_MUL_CUTOFF = MP_DEFAULT_TOOM_MUL_CUTOFF,
      TOOM_SQR_CUTOFF = MP_DEFAULT_TOOM_SQR_CUTOFF;
  #endif
  
  #endif
  

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