mpir/mpn/powerpc32/750/gmp-mparam.h

72 lines
2.7 KiB
C

/* PowerPC-32 gmp-mparam.h -- Compiler/machine parameter header file.
Copyright 2002, 2004, 2006 Free Software Foundation, Inc.
This file is part of the GNU MP Library.
The GNU MP Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version.
The GNU MP Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the GNU MP Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
#define BITS_PER_MP_LIMB 32
#define BYTES_PER_MP_LIMB 4
/* This file is used for 75x (G3) and for 7400/7410 (G4), both which have
much slow multiply instructions. */
/* 450 MHz PowerPC 7400 */
/* Generated by tuneup.c, 2006-03-21, gcc 4.0.1 */
#define MUL_KARATSUBA_THRESHOLD 10
#define MUL_TOOM3_THRESHOLD 66
#define SQR_BASECASE_THRESHOLD 4
#define SQR_KARATSUBA_THRESHOLD 20
#define SQR_TOOM3_THRESHOLD 61
#define MULLOW_BASECASE_THRESHOLD 0 /* always */
#define MULLOW_DC_THRESHOLD 36
#define MULLOW_MUL_N_THRESHOLD 234
#define DIV_SB_PREINV_THRESHOLD 4
#define DIV_DC_THRESHOLD 32
#define POWM_THRESHOLD 48
#define GCD_ACCEL_THRESHOLD 3
#define GCDEXT_THRESHOLD 22
#define JACOBI_BASE_METHOD 1
#define DIVREM_1_NORM_THRESHOLD 3
#define DIVREM_1_UNNORM_THRESHOLD 3
#define MOD_1_NORM_THRESHOLD 3
#define MOD_1_UNNORM_THRESHOLD 3
#define USE_PREINV_DIVREM_1 1
#define USE_PREINV_MOD_1 1
#define DIVREM_2_THRESHOLD 0 /* always */
#define DIVEXACT_1_THRESHOLD 0 /* always */
#define MODEXACT_1_ODD_THRESHOLD 0 /* always (native) */
#define GET_STR_DC_THRESHOLD 13
#define GET_STR_PRECOMPUTE_THRESHOLD 23
#define SET_STR_THRESHOLD 2997
#define MUL_FFT_TABLE { 304, 672, 1152, 2560, 10240, 24576, 98304, 393216, 0 }
#define MUL_FFT_MODF_THRESHOLD 232
#define MUL_FFT_THRESHOLD 1792
#define SQR_FFT_TABLE { 304, 672, 1152, 3584, 10240, 24576, 98304, 393216, 0 }
#define SQR_FFT_MODF_THRESHOLD 264
#define SQR_FFT_THRESHOLD 2304