1 /* MIPS3 __mpn_mul_1 -- Multiply a limb vector with a single limb and
2 * store the product in a second limb vector.
4 * Copyright (C) 1992-2024 Free Software Foundation, Inc.
6 * This file is part of the GNU MP Library.
8 * The GNU MP Library is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU Lesser General Public License as published by
10 * the Free Software Foundation; either version 2.1 of the License, or (at your
11 * option) any later version.
13 * The GNU MP Library is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
16 * License for more details.
18 * You should have received a copy of the GNU Lesser General Public License
19 * along with the GNU MP Library. If not, see
20 * <https://www.gnu.org/licenses/>.
38 SETUP_GP /* ??? unused */
48 #if __mips_isa_rev < 6
61 ld $8,0($5) # load new s1 limb as early as possible
63 #if __mips_isa_rev < 6
71 daddu $10,$10,$2 # add old carry limb to low product limb
72 #if __mips_isa_rev < 6
78 ld $8,0($5) # load new s1 limb as early as possible
79 daddiu $6,$6,-1 # decrement loop counter
80 sltu $2,$10,$2 # carry from previous addition -> $2
84 daddu $2,$9,$2 # add high product limb and carry from addition
87 #if __mips_isa_rev < 6
96 #if __mips_isa_rev < 6
104 daddu $2,$9,$2 # add high product limb and carry from addition
107 #if __mips_isa_rev < 6
118 daddu $2,$9,$2 # add high product limb and carry from addition