1 ! SPARC v8 __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, 1994, 1995 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 Library General Public License as published by
10 ! the Free Software Foundation; either version 2 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 Library General Public
16 ! License for more details.
18 ! You should have received a copy of the GNU Library General Public License
19 ! along with the GNU MP Library; see the file COPYING.LIB. If not, write to
20 ! the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
34 .global C_SYMBOL_NAME(__mpn_mul_1)
35 C_SYMBOL_NAME(__mpn_mul_1):
39 mov %o7,%g4 ! Save return address register
42 1: mov %g4,%o7 ! Restore return address register
52 b Loop00 /* 4, 8, 12, ... */
54 LL01: b Loop01 /* 1, 5, 9, ... */
58 LL10: add %o0,-12,%o0 /* 2, 6, 10, ... */
63 LL11: add %o0,-8,%o0 /* 3, 7, 11, ... */
68 Loop: addcc %g3,%g2,%g3 ! 1
72 Loop00: umul %o4,%o3,%g3 ! 2
73 addxcc %g3,%g2,%g3 ! 2
77 Loop11: umul %o4,%o3,%g3 ! 3
78 addxcc %g3,%g2,%g3 ! 3
83 Loop10: umul %o4,%o3,%g3 ! 4
84 addxcc %g3,%g2,%g3 ! 4
90 Loop01: addcc %o2,-4,%o2