1  /* PowerPC-64 gmp-mparam.h -- Compiler/machine parameter header file.
       2  
       3  Copyright 2008, 2009 Free Software Foundation, Inc.
       4  
       5  This file is part of the GNU MP Library.
       6  
       7  The GNU MP Library is free software; you can redistribute it and/or modify
       8  it under the terms of either:
       9  
      10    * the GNU Lesser General Public License as published by the Free
      11      Software Foundation; either version 3 of the License, or (at your
      12      option) any later version.
      13  
      14  or
      15  
      16    * the GNU General Public License as published by the Free Software
      17      Foundation; either version 2 of the License, or (at your option) any
      18      later version.
      19  
      20  or both in parallel, as here.
      21  
      22  The GNU MP Library is distributed in the hope that it will be useful, but
      23  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
      24  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      25  for more details.
      26  
      27  You should have received copies of the GNU General Public License and the
      28  GNU Lesser General Public License along with the GNU MP Library.  If not,
      29  see https://www.gnu.org/licenses/.  */
      30  
      31  #define GMP_LIMB_BITS 64
      32  #define GMP_LIMB_BYTES 8
      33  
      34  /* 1600MHz PPC970 */
      35  
      36  /* Generated by tuneup.c, 2009-01-14, gcc 4.0 */
      37  
      38  #define MUL_TOOM22_THRESHOLD             14
      39  #define MUL_TOOM33_THRESHOLD             93
      40  #define MUL_TOOM44_THRESHOLD            135
      41  
      42  #define SQR_BASECASE_THRESHOLD            6
      43  #define SQR_TOOM2_THRESHOLD              32
      44  #define SQR_TOOM3_THRESHOLD              74
      45  #define SQR_TOOM4_THRESHOLD             136
      46  
      47  #define MULLO_BASECASE_THRESHOLD          0  /* always */
      48  #define MULLO_DC_THRESHOLD               44
      49  #define MULLO_MUL_N_THRESHOLD           234
      50  
      51  #define DIV_SB_PREINV_THRESHOLD           0  /* always */
      52  #define DIV_DC_THRESHOLD                 33
      53  #define POWM_THRESHOLD                   89
      54  
      55  #define MATRIX22_STRASSEN_THRESHOLD      15
      56  #define HGCD_THRESHOLD                   93
      57  #define GCD_DC_THRESHOLD                237
      58  #define GCDEXT_DC_THRESHOLD             273
      59  #define JACOBI_BASE_METHOD                1
      60  
      61  #define MOD_1_NORM_THRESHOLD              0  /* always */
      62  #define MOD_1_UNNORM_THRESHOLD            0  /* always */
      63  #define MOD_1_1_THRESHOLD                 6
      64  #define MOD_1_2_THRESHOLD                 9
      65  #define MOD_1_4_THRESHOLD                23
      66  #define USE_PREINV_DIVREM_1               0
      67  #define USE_PREINV_MOD_1                  0
      68  #define DIVEXACT_1_THRESHOLD              0  /* always (native) */
      69  #define MODEXACT_1_ODD_THRESHOLD          0  /* always (native) */
      70  
      71  #define GET_STR_DC_THRESHOLD             12
      72  #define GET_STR_PRECOMPUTE_THRESHOLD     24
      73  #define SET_STR_DC_THRESHOLD            650
      74  #define SET_STR_PRECOMPUTE_THRESHOLD   1713
      75  
      76  #define MUL_FFT_TABLE  { 336, 672, 1856, 2816, 7168, 20480, 81920, 327680, 0 }
      77  #define MUL_FFT_MODF_THRESHOLD          304
      78  #define MUL_FFT_THRESHOLD              4224
      79  
      80  #define SQR_FFT_TABLE  { 272, 672, 1600, 2816, 7168, 20480, 81920, 327680, 786432, 0 }
      81  #define SQR_FFT_MODF_THRESHOLD          272
      82  #define SQR_FFT_THRESHOLD              2688