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  • Committer: Bazaar Package Importer
  • Author(s): Thomas Viehmann
  • Date: 2008-10-04 10:25:53 UTC
  • mfrom: (5.1.15 intrepid)
  • Revision ID: james.westby@ubuntu.com-20081004102553-fv62pp8dsitxli47
Tags: 2.0.9-3.1
http://bugs.debian.org/499569
* Non-maintainer upload.
* agent/gpg-agent.c: Deinit the threading library before exec'ing
  the command to run in --daemon mode. And because that still doesn't
  restore the sigprocmask, do that manually. Closes: #499569

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mpi/hppa/udiv-qrnnd.S
1
 
/* HP-PA  __udiv_qrnnd division support, used from longlong.h.
2
 
 *        This version runs fast on pre-PA7000 CPUs.
3
 
 *
4
 
 *      Copyright (C) 1993, 1994, 1998, 2001 Free Software Foundation, Inc.
5
 
 *
6
 
 * This file is part of GnuPG.
7
 
 *
8
 
 * GnuPG is free software; you can redistribute it and/or modify
9
 
 * it under the terms of the GNU General Public License as published by
10
 
 * the Free Software Foundation; either version 2 of the License, or
11
 
 * (at your option) any later version.
12
 
 *
13
 
 * GnuPG is distributed in the hope that it will be useful,
14
 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15
 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16
 
 * GNU General Public License for more details.
17
 
 *
18
 
 * You should have received a copy of the GNU General Public License
19
 
 * along with this program; if not, write to the Free Software
20
 
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
21
 
 *
22
 
 * Note: This code is heavily based on the GNU MP Library.
23
 
 *       Actually it's the same code with only minor changes in the
24
 
 *       way the data is stored; this is to support the abstraction
25
 
 *       of an optional secure memory allocation which may be used
26
 
 *       to avoid revealing of sensitive data due to paging etc.
27
 
 *       The GNU MP Library itself is published under the LGPL;
28
 
 *       however I decided to publish this code under the plain GPL.
29
 
 */
30
 
 
31
 
 
32
 
 
33
 
/* INPUT PARAMETERS
34
 
 *   rem_ptr       gr26
35
 
 *   n1            gr25
36
 
 *   n0            gr24
37
 
 *   d             gr23
38
 
 *
39
 
 *   The code size is a bit excessive.  We could merge the last two ds;addc
40
 
 *   sequences by simply moving the "bb,< Odd" instruction down.  The only
41
 
 *   trouble is the FFFFFFFF code that would need some hacking.
42
 
 */
43
 
 
44
 
        .code
45
 
        .export         __udiv_qrnnd
46
 
        .label          __udiv_qrnnd
47
 
        .proc
48
 
        .callinfo       frame=0,no_calls
49
 
        .entry
50
 
 
51
 
        comb,<          %r23,0,L$largedivisor
52
 
         sub            %r0,%r23,%r1            ; clear cy as side-effect
53
 
        ds              %r0,%r1,%r0
54
 
        addc            %r24,%r24,%r24
55
 
        ds              %r25,%r23,%r25
56
 
        addc            %r24,%r24,%r24
57
 
        ds              %r25,%r23,%r25
58
 
        addc            %r24,%r24,%r24
59
 
        ds              %r25,%r23,%r25
60
 
        addc            %r24,%r24,%r24
61
 
        ds              %r25,%r23,%r25
62
 
        addc            %r24,%r24,%r24
63
 
        ds              %r25,%r23,%r25
64
 
        addc            %r24,%r24,%r24
65
 
        ds              %r25,%r23,%r25
66
 
        addc            %r24,%r24,%r24
67
 
        ds              %r25,%r23,%r25
68
 
        addc            %r24,%r24,%r24
69
 
        ds              %r25,%r23,%r25
70
 
        addc            %r24,%r24,%r24
71
 
        ds              %r25,%r23,%r25
72
 
        addc            %r24,%r24,%r24
73
 
        ds              %r25,%r23,%r25
74
 
        addc            %r24,%r24,%r24
75
 
        ds              %r25,%r23,%r25
76
 
        addc            %r24,%r24,%r24
77
 
        ds              %r25,%r23,%r25
78
 
        addc            %r24,%r24,%r24
79
 
        ds              %r25,%r23,%r25
80
 
        addc            %r24,%r24,%r24
81
 
        ds              %r25,%r23,%r25
82
 
        addc            %r24,%r24,%r24
83
 
        ds              %r25,%r23,%r25
84
 
        addc            %r24,%r24,%r24
85
 
        ds              %r25,%r23,%r25
86
 
        addc            %r24,%r24,%r24
87
 
        ds              %r25,%r23,%r25
88
 
        addc            %r24,%r24,%r24
89
 
        ds              %r25,%r23,%r25
90
 
        addc            %r24,%r24,%r24
91
 
        ds              %r25,%r23,%r25
92
 
        addc            %r24,%r24,%r24
93
 
        ds              %r25,%r23,%r25
94
 
        addc            %r24,%r24,%r24
95
 
        ds              %r25,%r23,%r25
96
 
        addc            %r24,%r24,%r24
97
 
        ds              %r25,%r23,%r25
98
 
        addc            %r24,%r24,%r24
99
 
        ds              %r25,%r23,%r25
100
 
        addc            %r24,%r24,%r24
101
 
        ds              %r25,%r23,%r25
102
 
        addc            %r24,%r24,%r24
103
 
        ds              %r25,%r23,%r25
104
 
        addc            %r24,%r24,%r24
105
 
        ds              %r25,%r23,%r25
106
 
        addc            %r24,%r24,%r24
107
 
        ds              %r25,%r23,%r25
108
 
        addc            %r24,%r24,%r24
109
 
        ds              %r25,%r23,%r25
110
 
        addc            %r24,%r24,%r24
111
 
        ds              %r25,%r23,%r25
112
 
        addc            %r24,%r24,%r24
113
 
        ds              %r25,%r23,%r25
114
 
        addc            %r24,%r24,%r24
115
 
        ds              %r25,%r23,%r25
116
 
        addc            %r24,%r24,%r28
117
 
        ds              %r25,%r23,%r25
118
 
        comclr,>=       %r25,%r0,%r0
119
 
        addl            %r25,%r23,%r25
120
 
        stws            %r25,0(0,%r26)
121
 
        bv              0(%r2)
122
 
         addc           %r28,%r28,%r28
123
 
 
124
 
        .label  L$largedivisor
125
 
        extru           %r24,31,1,%r19          ; r19 = n0 & 1
126
 
        bb,<            %r23,31,L$odd
127
 
         extru          %r23,30,31,%r22         ; r22 = d >> 1
128
 
        shd             %r25,%r24,1,%r24        ; r24 = new n0
129
 
        extru           %r25,30,31,%r25         ; r25 = new n1
130
 
        sub             %r0,%r22,%r21
131
 
        ds              %r0,%r21,%r0
132
 
        addc            %r24,%r24,%r24
133
 
        ds              %r25,%r22,%r25
134
 
        addc            %r24,%r24,%r24
135
 
        ds              %r25,%r22,%r25
136
 
        addc            %r24,%r24,%r24
137
 
        ds              %r25,%r22,%r25
138
 
        addc            %r24,%r24,%r24
139
 
        ds              %r25,%r22,%r25
140
 
        addc            %r24,%r24,%r24
141
 
        ds              %r25,%r22,%r25
142
 
        addc            %r24,%r24,%r24
143
 
        ds              %r25,%r22,%r25
144
 
        addc            %r24,%r24,%r24
145
 
        ds              %r25,%r22,%r25
146
 
        addc            %r24,%r24,%r24
147
 
        ds              %r25,%r22,%r25
148
 
        addc            %r24,%r24,%r24
149
 
        ds              %r25,%r22,%r25
150
 
        addc            %r24,%r24,%r24
151
 
        ds              %r25,%r22,%r25
152
 
        addc            %r24,%r24,%r24
153
 
        ds              %r25,%r22,%r25
154
 
        addc            %r24,%r24,%r24
155
 
        ds              %r25,%r22,%r25
156
 
        addc            %r24,%r24,%r24
157
 
        ds              %r25,%r22,%r25
158
 
        addc            %r24,%r24,%r24
159
 
        ds              %r25,%r22,%r25
160
 
        addc            %r24,%r24,%r24
161
 
        ds              %r25,%r22,%r25
162
 
        addc            %r24,%r24,%r24
163
 
        ds              %r25,%r22,%r25
164
 
        addc            %r24,%r24,%r24
165
 
        ds              %r25,%r22,%r25
166
 
        addc            %r24,%r24,%r24
167
 
        ds              %r25,%r22,%r25
168
 
        addc            %r24,%r24,%r24
169
 
        ds              %r25,%r22,%r25
170
 
        addc            %r24,%r24,%r24
171
 
        ds              %r25,%r22,%r25
172
 
        addc            %r24,%r24,%r24
173
 
        ds              %r25,%r22,%r25
174
 
        addc            %r24,%r24,%r24
175
 
        ds              %r25,%r22,%r25
176
 
        addc            %r24,%r24,%r24
177
 
        ds              %r25,%r22,%r25
178
 
        addc            %r24,%r24,%r24
179
 
        ds              %r25,%r22,%r25
180
 
        addc            %r24,%r24,%r24
181
 
        ds              %r25,%r22,%r25
182
 
        addc            %r24,%r24,%r24
183
 
        ds              %r25,%r22,%r25
184
 
        addc            %r24,%r24,%r24
185
 
        ds              %r25,%r22,%r25
186
 
        addc            %r24,%r24,%r24
187
 
        ds              %r25,%r22,%r25
188
 
        addc            %r24,%r24,%r24
189
 
        ds              %r25,%r22,%r25
190
 
        addc            %r24,%r24,%r24
191
 
        ds              %r25,%r22,%r25
192
 
        addc            %r24,%r24,%r24
193
 
        ds              %r25,%r22,%r25
194
 
        addc            %r24,%r24,%r24
195
 
        ds              %r25,%r22,%r25
196
 
        comclr,>=       %r25,%r0,%r0
197
 
        addl            %r25,%r22,%r25
198
 
        sh1addl         %r25,%r19,%r25
199
 
        stws            %r25,0(0,%r26)
200
 
        bv              0(%r2)
201
 
         addc           %r24,%r24,%r28
202
 
 
203
 
        .label  L$odd
204
 
        addib,sv,n      1,%r22,L$FF..           ; r22 = (d / 2 + 1)
205
 
        shd             %r25,%r24,1,%r24        ; r24 = new n0
206
 
        extru           %r25,30,31,%r25         ; r25 = new n1
207
 
        sub             %r0,%r22,%r21
208
 
        ds              %r0,%r21,%r0
209
 
        addc            %r24,%r24,%r24
210
 
        ds              %r25,%r22,%r25
211
 
        addc            %r24,%r24,%r24
212
 
        ds              %r25,%r22,%r25
213
 
        addc            %r24,%r24,%r24
214
 
        ds              %r25,%r22,%r25
215
 
        addc            %r24,%r24,%r24
216
 
        ds              %r25,%r22,%r25
217
 
        addc            %r24,%r24,%r24
218
 
        ds              %r25,%r22,%r25
219
 
        addc            %r24,%r24,%r24
220
 
        ds              %r25,%r22,%r25
221
 
        addc            %r24,%r24,%r24
222
 
        ds              %r25,%r22,%r25
223
 
        addc            %r24,%r24,%r24
224
 
        ds              %r25,%r22,%r25
225
 
        addc            %r24,%r24,%r24
226
 
        ds              %r25,%r22,%r25
227
 
        addc            %r24,%r24,%r24
228
 
        ds              %r25,%r22,%r25
229
 
        addc            %r24,%r24,%r24
230
 
        ds              %r25,%r22,%r25
231
 
        addc            %r24,%r24,%r24
232
 
        ds              %r25,%r22,%r25
233
 
        addc            %r24,%r24,%r24
234
 
        ds              %r25,%r22,%r25
235
 
        addc            %r24,%r24,%r24
236
 
        ds              %r25,%r22,%r25
237
 
        addc            %r24,%r24,%r24
238
 
        ds              %r25,%r22,%r25
239
 
        addc            %r24,%r24,%r24
240
 
        ds              %r25,%r22,%r25
241
 
        addc            %r24,%r24,%r24
242
 
        ds              %r25,%r22,%r25
243
 
        addc            %r24,%r24,%r24
244
 
        ds              %r25,%r22,%r25
245
 
        addc            %r24,%r24,%r24
246
 
        ds              %r25,%r22,%r25
247
 
        addc            %r24,%r24,%r24
248
 
        ds              %r25,%r22,%r25
249
 
        addc            %r24,%r24,%r24
250
 
        ds              %r25,%r22,%r25
251
 
        addc            %r24,%r24,%r24
252
 
        ds              %r25,%r22,%r25
253
 
        addc            %r24,%r24,%r24
254
 
        ds              %r25,%r22,%r25
255
 
        addc            %r24,%r24,%r24
256
 
        ds              %r25,%r22,%r25
257
 
        addc            %r24,%r24,%r24
258
 
        ds              %r25,%r22,%r25
259
 
        addc            %r24,%r24,%r24
260
 
        ds              %r25,%r22,%r25
261
 
        addc            %r24,%r24,%r24
262
 
        ds              %r25,%r22,%r25
263
 
        addc            %r24,%r24,%r24
264
 
        ds              %r25,%r22,%r25
265
 
        addc            %r24,%r24,%r24
266
 
        ds              %r25,%r22,%r25
267
 
        addc            %r24,%r24,%r24
268
 
        ds              %r25,%r22,%r25
269
 
        addc            %r24,%r24,%r24
270
 
        ds              %r25,%r22,%r25
271
 
        addc            %r24,%r24,%r24
272
 
        ds              %r25,%r22,%r25
273
 
        addc            %r24,%r24,%r28
274
 
        comclr,>=       %r25,%r0,%r0
275
 
        addl            %r25,%r22,%r25
276
 
        sh1addl         %r25,%r19,%r25
277
 
; We have computed (n1,,n0) / (d + 1), q' = r28, r' = r25
278
 
        add,nuv         %r28,%r25,%r25
279
 
        addl            %r25,%r1,%r25
280
 
        addc            %r0,%r28,%r28
281
 
        sub,<<          %r25,%r23,%r0
282
 
        addl            %r25,%r1,%r25
283
 
        stws            %r25,0(0,%r26)
284
 
        bv              0(%r2)
285
 
         addc           %r0,%r28,%r28
286
 
 
287
 
; This is just a special case of the code above.
288
 
; We come here when d == 0xFFFFFFFF
289
 
        .label  L$FF..
290
 
        add,uv          %r25,%r24,%r24
291
 
        sub,<<          %r24,%r23,%r0
292
 
        ldo             1(%r24),%r24
293
 
        stws            %r24,0(0,%r26)
294
 
        bv              0(%r2)
295
 
         addc           %r0,%r25,%r28
296
 
 
297
 
        .exit
298
 
        .procend