diff options
Diffstat (limited to 'linden/indra/libgcrypt/libgcrypt-1.2.2/mpi/sparc32v8/mpih-mul2.S')
-rwxr-xr-x | linden/indra/libgcrypt/libgcrypt-1.2.2/mpi/sparc32v8/mpih-mul2.S | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/linden/indra/libgcrypt/libgcrypt-1.2.2/mpi/sparc32v8/mpih-mul2.S b/linden/indra/libgcrypt/libgcrypt-1.2.2/mpi/sparc32v8/mpih-mul2.S new file mode 100755 index 0000000..4e58c93 --- /dev/null +++ b/linden/indra/libgcrypt/libgcrypt-1.2.2/mpi/sparc32v8/mpih-mul2.S | |||
@@ -0,0 +1,132 @@ | |||
1 | /* SPARC v8 __mpn_addmul_1 -- Multiply a limb vector with a limb and | ||
2 | * add the result to a second limb vector. | ||
3 | * | ||
4 | * Copyright (C) 1992, 1993, 1994, 1995, 1998, | ||
5 | * 2001, 2002 Free Software Foundation, Inc. | ||
6 | * | ||
7 | * This file is part of Libgcrypt. | ||
8 | * | ||
9 | * Libgcrypt is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU Lesser General Public License as | ||
11 | * published by the Free Software Foundation; either version 2.1 of | ||
12 | * the License, or (at your option) any later version. | ||
13 | * | ||
14 | * Libgcrypt is distributed in the hope that it will be useful, | ||
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
17 | * GNU Lesser General Public License for more details. | ||
18 | * | ||
19 | * You should have received a copy of the GNU Lesser General Public | ||
20 | * License along with this program; if not, write to the Free Software | ||
21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA | ||
22 | * | ||
23 | * Note: This code is heavily based on the GNU MP Library. | ||
24 | * Actually it's the same code with only minor changes in the | ||
25 | * way the data is stored; this is to support the abstraction | ||
26 | * of an optional secure memory allocation which may be used | ||
27 | * to avoid revealing of sensitive data due to paging etc. | ||
28 | */ | ||
29 | |||
30 | |||
31 | |||
32 | ! INPUT PARAMETERS | ||
33 | ! res_ptr o0 | ||
34 | ! s1_ptr o1 | ||
35 | ! size o2 | ||
36 | ! s2_limb o3 | ||
37 | |||
38 | #include "sysdep.h" | ||
39 | |||
40 | .text | ||
41 | .align 4 | ||
42 | .global C_SYMBOL_NAME(_gcry_mpih_addmul_1) | ||
43 | C_SYMBOL_NAME(_gcry_mpih_addmul_1): | ||
44 | orcc %g0,%g0,%g2 | ||
45 | ld [%o1+0],%o4 ! 1 | ||
46 | |||
47 | sll %o2,4,%g1 | ||
48 | and %g1,(4-1)<<4,%g1 | ||
49 | #if PIC | ||
50 | mov %o7,%g4 ! Save return address register | ||
51 | call 1f | ||
52 | add %o7,LL-1f,%g3 | ||
53 | 1: mov %g4,%o7 ! Restore return address register | ||
54 | #else | ||
55 | sethi %hi(LL),%g3 | ||
56 | or %g3,%lo(LL),%g3 | ||
57 | #endif | ||
58 | jmp %g3+%g1 | ||
59 | nop | ||
60 | LL: | ||
61 | LL00: add %o0,-4,%o0 | ||
62 | b Loop00 /* 4, 8, 12, ... */ | ||
63 | add %o1,-4,%o1 | ||
64 | nop | ||
65 | LL01: b Loop01 /* 1, 5, 9, ... */ | ||
66 | nop | ||
67 | nop | ||
68 | nop | ||
69 | LL10: add %o0,-12,%o0 /* 2, 6, 10, ... */ | ||
70 | b Loop10 | ||
71 | add %o1,4,%o1 | ||
72 | nop | ||
73 | LL11: add %o0,-8,%o0 /* 3, 7, 11, ... */ | ||
74 | b Loop11 | ||
75 | add %o1,-8,%o1 | ||
76 | nop | ||
77 | |||
78 | 1: addcc %g3,%g2,%g3 ! 1 | ||
79 | ld [%o1+4],%o4 ! 2 | ||
80 | rd %y,%g2 ! 1 | ||
81 | addx %g0,%g2,%g2 | ||
82 | ld [%o0+0],%g1 ! 2 | ||
83 | addcc %g1,%g3,%g3 | ||
84 | st %g3,[%o0+0] ! 1 | ||
85 | Loop00: umul %o4,%o3,%g3 ! 2 | ||
86 | ld [%o0+4],%g1 ! 2 | ||
87 | addxcc %g3,%g2,%g3 ! 2 | ||
88 | ld [%o1+8],%o4 ! 3 | ||
89 | rd %y,%g2 ! 2 | ||
90 | addx %g0,%g2,%g2 | ||
91 | nop | ||
92 | addcc %g1,%g3,%g3 | ||
93 | st %g3,[%o0+4] ! 2 | ||
94 | Loop11: umul %o4,%o3,%g3 ! 3 | ||
95 | addxcc %g3,%g2,%g3 ! 3 | ||
96 | ld [%o1+12],%o4 ! 4 | ||
97 | rd %y,%g2 ! 3 | ||
98 | add %o1,16,%o1 | ||
99 | addx %g0,%g2,%g2 | ||
100 | ld [%o0+8],%g1 ! 2 | ||
101 | addcc %g1,%g3,%g3 | ||
102 | st %g3,[%o0+8] ! 3 | ||
103 | Loop10: umul %o4,%o3,%g3 ! 4 | ||
104 | addxcc %g3,%g2,%g3 ! 4 | ||
105 | ld [%o1+0],%o4 ! 1 | ||
106 | rd %y,%g2 ! 4 | ||
107 | addx %g0,%g2,%g2 | ||
108 | ld [%o0+12],%g1 ! 2 | ||
109 | addcc %g1,%g3,%g3 | ||
110 | st %g3,[%o0+12] ! 4 | ||
111 | add %o0,16,%o0 | ||
112 | addx %g0,%g2,%g2 | ||
113 | Loop01: addcc %o2,-4,%o2 | ||
114 | bg 1b | ||
115 | umul %o4,%o3,%g3 ! 1 | ||
116 | |||
117 | addcc %g3,%g2,%g3 ! 4 | ||
118 | rd %y,%g2 ! 4 | ||
119 | addx %g0,%g2,%g2 | ||
120 | ld [%o0+0],%g1 ! 2 | ||
121 | addcc %g1,%g3,%g3 | ||
122 | st %g3,[%o0+0] ! 4 | ||
123 | addx %g0,%g2,%o0 | ||
124 | |||
125 | retl | ||
126 | nop | ||
127 | |||
128 | |||
129 | ! umul, ld, addxcc, rd, st | ||
130 | |||
131 | ! umul, ld, addxcc, rd, ld, addcc, st, addx | ||
132 | |||