1dnl SPARC v9 64-bit mpn_submul_1 -- Multiply a limb vector with a limb and 2dnl subtract the result from a second limb vector. 3 4dnl Copyright 2001-2003 Free Software Foundation, Inc. 5 6dnl This file is part of the GNU MP Library. 7dnl 8dnl The GNU MP Library is free software; you can redistribute it and/or modify 9dnl it under the terms of either: 10dnl 11dnl * the GNU Lesser General Public License as published by the Free 12dnl Software Foundation; either version 3 of the License, or (at your 13dnl option) any later version. 14dnl 15dnl or 16dnl 17dnl * the GNU General Public License as published by the Free Software 18dnl Foundation; either version 2 of the License, or (at your option) any 19dnl later version. 20dnl 21dnl or both in parallel, as here. 22dnl 23dnl The GNU MP Library is distributed in the hope that it will be useful, but 24dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 25dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 26dnl for more details. 27dnl 28dnl You should have received copies of the GNU General Public License and the 29dnl GNU Lesser General Public License along with the GNU MP Library. If not, 30dnl see https://www.gnu.org/licenses/. 31 32include(`../config.m4') 33 34C cycles/limb 35C UltraSPARC 1&2: 18 36C UltraSPARC 3: 23 37 38C INPUT PARAMETERS 39C rp i0 40C up i1 41C n i2 42C v i3 43 44ASM_START() 45 REGISTER(%g2,#scratch) 46 47PROLOGUE(mpn_submul_1) 48 save %sp,-176,%sp 49 50 sllx %i2, 3, %g2 51 or %g0, %i1, %o1 52 add %g2, 15, %o0 53 or %g0, %i2, %o2 54 and %o0, -16, %o0 55 sub %sp, %o0, %sp 56 add %sp, 2223, %o0 57 or %g0, %o0, %l0 58 call mpn_mul_1 59 or %g0, %i3, %o3 60 or %g0, %o0, %l1 C preserve carry value from mpn_mul_1 61 or %g0, %i0, %o0 62 or %g0, %i0, %o1 63 or %g0, %l0, %o2 64 call mpn_sub_n 65 or %g0, %i2, %o3 66 ret 67 restore %l1, %o0, %o0 C sum carry values 68EPILOGUE(mpn_submul_1) 69