2008-06-25 03:33:36 -04:00
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/* PowerPC-32 gmp-mparam.h -- Compiler/machine parameter header file.
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Copyright 2002, 2004, 2006 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or (at your
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option) any later version.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#define BITS_PER_MP_LIMB 32
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#define BYTES_PER_MP_LIMB 4
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/* This file is used for 75x (G3) and for 7400/7410 (G4), both which have
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much slow multiply instructions. */
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/* 450 MHz PowerPC 7400 */
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/* Generated by tuneup.c, 2006-03-21, gcc 4.0.1 */
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#define MUL_KARATSUBA_THRESHOLD 10
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#define MUL_TOOM3_THRESHOLD 66
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#define SQR_BASECASE_THRESHOLD 4
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#define SQR_KARATSUBA_THRESHOLD 20
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#define SQR_TOOM3_THRESHOLD 61
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#define MULLOW_BASECASE_THRESHOLD 0 /* always */
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#define MULLOW_DC_THRESHOLD 36
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#define MULLOW_MUL_N_THRESHOLD 234
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#define DIV_SB_PREINV_THRESHOLD 4
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#define DIV_DC_THRESHOLD 32
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#define POWM_THRESHOLD 48
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#define GCD_ACCEL_THRESHOLD 3
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#define GCDEXT_THRESHOLD 22
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#define JACOBI_BASE_METHOD 1
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#define DIVREM_1_NORM_THRESHOLD 3
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#define DIVREM_1_UNNORM_THRESHOLD 3
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#define MOD_1_NORM_THRESHOLD 3
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#define MOD_1_UNNORM_THRESHOLD 3
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#define USE_PREINV_DIVREM_1 1
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#define USE_PREINV_MOD_1 1
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#define DIVREM_2_THRESHOLD 0 /* always */
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#define DIVEXACT_1_THRESHOLD 0 /* always */
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#define MODEXACT_1_ODD_THRESHOLD 0 /* always (native) */
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#define GET_STR_DC_THRESHOLD 13
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#define GET_STR_PRECOMPUTE_THRESHOLD 23
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#define SET_STR_THRESHOLD 2997
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#define MUL_FFT_TABLE { 304, 672, 1152, 2560, 10240, 24576, 98304, 393216, 0 }
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#define MUL_FFT_MODF_THRESHOLD 232
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#define MUL_FFT_THRESHOLD 1792
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#define SQR_FFT_TABLE { 304, 672, 1152, 3584, 10240, 24576, 98304, 393216, 0 }
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#define SQR_FFT_MODF_THRESHOLD 264
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#define SQR_FFT_THRESHOLD 2304
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