aboutsummaryrefslogtreecommitdiff
path: root/arch/sparc/crypto/des_asm.S
blob: 30b6e90b28b2d793e1b18e5d342dabcfb515847b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
#include <linux/linkage.h>
#include <asm/visasm.h>

#include "opcodes.h"

	.align	32
ENTRY(des_sparc64_key_expand)
	/* %o0=input_key, %o1=output_key */
	VISEntryHalf
	ld	[%o0 + 0x00], %f0
	ld	[%o0 + 0x04], %f1
	DES_KEXPAND(0, 0, 0)
	DES_KEXPAND(0, 1, 2)
	DES_KEXPAND(2, 3, 6)
	DES_KEXPAND(2, 2, 4)
	DES_KEXPAND(6, 3, 10)
	DES_KEXPAND(6, 2, 8)
	DES_KEXPAND(10, 3, 14)
	DES_KEXPAND(10, 2, 12)
	DES_KEXPAND(14, 1, 16)
	DES_KEXPAND(16, 3, 20)
	DES_KEXPAND(16, 2, 18)
	DES_KEXPAND(20, 3, 24)
	DES_KEXPAND(20, 2, 22)
	DES_KEXPAND(24, 3, 28)
	DES_KEXPAND(24, 2, 26)
	DES_KEXPAND(28, 1, 30)
	std	%f0, [%o1 + 0x00]
	std	%f2, [%o1 + 0x08]
	std	%f4, [%o1 + 0x10]
	std	%f6, [%o1 + 0x18]
	std	%f8, [%o1 + 0x20]
	std	%f10, [%o1 + 0x28]
	std	%f12, [%o1 + 0x30]
	std	%f14, [%o1 + 0x38]
	std	%f16, [%o1 + 0x40]
	std	%f18, [%o1 + 0x48]
	std	%f20, [%o1 + 0x50]
	std	%f22, [%o1 + 0x58]
	std	%f24, [%o1 + 0x60]
	std	%f26, [%o1 + 0x68]
	std	%f28, [%o1 + 0x70]
	std	%f30, [%o1 + 0x78]
	retl
	 VISExitHalf
ENDPROC(des_sparc64_key_expand)

	.align	32
ENTRY(des_sparc64_crypt)
	/* %o0=key, %o1=input, %o2=output */
	VISEntry
	ldd	[%o1 + 0x00], %f32
	ldd	[%o0 + 0x00], %f0
	ldd	[%o0 + 0x08], %f2
	ldd	[%o0 + 0x10], %f4
	ldd	[%o0 + 0x18], %f6
	ldd	[%o0 + 0x20], %f8
	ldd	[%o0 + 0x28], %f10
	ldd	[%o0 + 0x30], %f12
	ldd	[%o0 + 0x38], %f14
	ldd	[%o0 + 0x40], %f16
	ldd	[%o0 + 0x48], %f18
	ldd	[%o0 + 0x50], %f20
	ldd	[%o0 + 0x58], %f22
	ldd	[%o0 + 0x60], %f24
	ldd	[%o0 + 0x68], %f26
	ldd	[%o0 + 0x70], %f28
	ldd	[%o0 + 0x78], %f30
	DES_IP(32, 32)
	DES_ROUND(0, 2, 32, 32)
	DES_ROUND(4, 6, 32, 32)
	DES_ROUND(8, 10, 32, 32)
	DES_ROUND(12, 14, 32, 32)
	DES_ROUND(16, 18, 32, 32)
	DES_ROUND(20, 22, 32, 32)
	DES_ROUND(24, 26, 32, 32)
	DES_ROUND(28, 30, 32, 32)
	DES_IIP(32, 32)
	std	%f32, [%o2 + 0x00]
	retl
	 VISExit
ENDPROC(des_sparc64_crypt)

	.align	32
ENTRY(des_sparc64_load_keys)
	/* %o0=key */
	VISEntry
	ldd	[%o0 + 0x00], %f0
	ldd	[%o0 + 0x08], %f2
	ldd	[%o0 + 0x10], %f4
	ldd	[%o0 + 0x18], %f6
	ldd	[%o0 + 0x20], %f8
	ldd	[%o0 + 0x28], %f10
	ldd	[%o0 + 0x30], %f12
	ldd	[%o0 + 0x38], %f14
	ldd	[%o0 + 0x40], %f16
	ldd	[%o0 + 0x48], %f18
	ldd	[%o0 + 0x50], %f20
	ldd	[%o0 + 0x58], %f22
	ldd	[%o0 + 0x60], %f24
	ldd	[%o0 + 0x68], %f26
	ldd	[%o0 + 0x70], %f28
	retl
	 ldd	[%o0 + 0x78], %f30
ENDPROC(des_sparc64_load_keys)

	.align	32
ENTRY(des_sparc64_ecb_crypt)
	/* %o0=input, %o1=output, %o2=len */
1:	ldd	[%o0 + 0x00], %f32
	add	%o0, 0x08, %o0
	DES_IP(32, 32)
	DES_ROUND(0, 2, 32, 32)
	DES_ROUND(4, 6, 32, 32)
	DES_ROUND(8, 10, 32, 32)
	DES_ROUND(12, 14, 32, 32)
	DES_ROUND(16, 18, 32, 32)
	DES_ROUND(20, 22, 32, 32)
	DES_ROUND(24, 26, 32, 32)
	DES_ROUND(28, 30, 32, 32)
	DES_IIP(32, 32)
	std	%f32, [%o1 + 0x00]
	subcc	%o2, 0x08, %o2
	bne,pt	%icc, 1b
	 add	%o1, 0x08, %o1
	retl
	 nop
ENDPROC(des_sparc64_ecb_crypt)

	.align	32
ENTRY(des_sparc64_cbc_encrypt)
	/* %o0=input, %o1=output, %o2=len, %o3=IV */
	ldd	[%o3 + 0x00], %f32
1:	ldd	[%o0 + 0x00], %f34
	fxor	%f32, %f34, %f32
	DES_IP(32, 32)
	DES_ROUND(0, 2, 32, 32)
	DES_ROUND(4, 6, 32, 32)
	DES_ROUND(8, 10, 32, 32)
	DES_ROUND(12, 14, 32, 32)
	DES_ROUND(16, 18, 32, 32)
	DES_ROUND(20, 22, 32, 32)
	DES_ROUND(24, 26, 32, 32)
	DES_ROUND(28, 30, 32, 32)
	DES_IIP(32, 32)
	std	%f32, [%o1 + 0x00]
	add	%o0, 0x08, %o0
	subcc	%o2, 0x08, %o2
	bne,pt	%icc, 1b
	 add	%o1, 0x08, %o1
	retl
	 std	%f32, [%o3 + 0x00]
ENDPROC(des_sparc64_cbc_encrypt)

	.align	32
ENTRY(des_sparc64_cbc_decrypt)
	/* %o0=input, %o1=output, %o2=len, %o3=IV */
	ldd	[%o3 + 0x00], %f34
1:	ldd	[%o0 + 0x00], %f36
	DES_IP(36, 32)
	DES_ROUND(0, 2, 32, 32)
	DES_ROUND(4, 6, 32, 32)
	DES_ROUND(8, 10, 32, 32)
	DES_ROUND(12, 14, 32, 32)
	DES_ROUND(16, 18, 32, 32)
	DES_ROUND(20, 22, 32, 32)
	DES_ROUND(24, 26, 32, 32)
	DES_ROUND(28, 30, 32, 32)
	DES_IIP(32, 32)
	fxor	%f32, %f34, %f32
	fsrc2	%f36, %f34
	std	%f32, [%o1 + 0x00]
	add	%o0, 0x08, %o0
	subcc	%o2, 0x08, %o2
	bne,pt	%icc, 1b
	 add	%o1, 0x08, %o1
	retl
	 std	%f36, [%o3 + 0x00]
ENDPROC(des_sparc64_cbc_decrypt)

	.align	32
ENTRY(des3_ede_sparc64_crypt)
	/* %o0=key, %o1=input, %o2=output */
	VISEntry
	ldd	[%o1 + 0x00], %f32
	ldd	[%o0 + 0x00], %f0
	ldd	[%o0 + 0x08], %f2
	ldd	[%o0 + 0x10], %f4
	ldd	[%o0 + 0x18], %f6
	ldd	[%o0 + 0x20], %f8
	ldd	[%o0 + 0x28], %f10
	ldd	[%o0 + 0x30], %f12
	ldd	[%o0 + 0x38], %f14
	ldd	[%o0 + 0x40], %f16
	ldd	[%o0 + 0x48], %f18
	ldd	[%o0 + 0x50], %f20
	ldd	[%o0 + 0x58], %f22
	ldd	[%o0 + 0x60], %f24
	ldd	[%o0 + 0x68], %f26
	ldd	[%o0 + 0x70], %f28
	ldd	[%o0 + 0x78], %f30
	DES_IP(32, 32)
	DES_ROUND(0, 2, 32, 32)
	ldd	[%o0 + 0x80], %f0
	ldd	[%o0 + 0x88], %f2
	DES_ROUND(4, 6, 32, 32)
	ldd	[%o0 + 0x90], %f4
	ldd	[%o0 + 0x98], %f6
	DES_ROUND(8, 10, 32, 32)
	ldd	[%o0 + 0xa0], %f8
	ldd	[%o0 + 0xa8], %f10
	DES_ROUND(12, 14, 32, 32)
	ldd	[%o0 + 0xb0], %f12
	ldd	[%o0 + 0xb8], %f14
	DES_ROUND(16, 18, 32, 32)
	ldd	[%o0 + 0xc0], %f16
	ldd	[%o0 + 0xc8], %f18
	DES_ROUND(20, 22, 32, 32)
	ldd	[%o0 + 0xd0], %f20
	ldd	[%o0 + 0xd8], %f22
	DES_ROUND(24, 26, 32, 32)
	ldd	[%o0 + 0xe0], %f24
	ldd	[%o0 + 0xe8], %f26
	DES_ROUND(28, 30, 32, 32)
	ldd	[%o0 + 0xf0], %f28
	ldd	[%o0 + 0xf8], %f30
	DES_IIP(32, 32)
	DES_IP(32, 32)
	DES_ROUND(0, 2, 32, 32)
	ldd	[%o0 + 0x100], %f0
	ldd	[%o0 + 0x108], %f2
	DES_ROUND(4, 6, 32, 32)
	ldd	[%o0 + 0x110], %f4
	ldd	[%o0 + 0x118], %f6
	DES_ROUND(8, 10, 32, 32)
	ldd	[%o0 + 0x120], %f8
	ldd	[%o0 + 0x128], %f10
	DES_ROUND(12, 14, 32, 32)
	ldd	[%o0 + 0x130], %f12
	ldd	[%o0 + 0x138], %f14
	DES_ROUND(16, 18, 32, 32)
	ldd	[%o0 + 0x140], %f16
	ldd	[%o0 + 0x148], %f18
	DES_ROUND(20, 22, 32, 32)
	ldd	[%o0 + 0x150], %f20
	ldd	[%o0 + 0x158], %f22
	DES_ROUND(24, 26, 32, 32)
	ldd	[%o0 + 0x160], %f24
	ldd	[%o0 + 0x168], %f26
	DES_ROUND(28, 30, 32, 32)
	ldd	[%o0 + 0x170], %f28
	ldd	[%o0 + 0x178], %f30
	DES_IIP(32, 32)
	DES_IP(32, 32)
	DES_ROUND(0, 2, 32, 32)
	DES_ROUND(4, 6, 32, 32)
	DES_ROUND(8, 10, 32, 32)
	DES_ROUND(12, 14, 32, 32)
	DES_ROUND(16, 18, 32, 32)
	DES_ROUND(20, 22, 32, 32)
	DES_ROUND(24, 26, 32, 32)
	DES_ROUND(28, 30, 32, 32)
	DES_IIP(32, 32)

	std	%f32, [%o2 + 0x00]
	retl
	 VISExit
ENDPROC(des3_ede_sparc64_crypt)

	.align	32
ENTRY(des3_ede_sparc64_load_keys)
	/* %o0=key */
	VISEntry
	ldd	[%o0 + 0x00], %f0
	ldd	[%o0 + 0x08], %f2
	ldd	[%o0 + 0x10], %f4
	ldd	[%o0 + 0x18], %f6
	ldd	[%o0 + 0x20], %f8
	ldd	[%o0 + 0x28], %f10
	ldd	[%o0 + 0x30], %f12
	ldd	[%o0 + 0x38], %f14
	ldd	[%o0 + 0x40], %f16
	ldd	[%o0 + 0x48], %f18
	ldd	[%o0 + 0x50], %f20
	ldd	[%o0 + 0x58], %f22
	ldd	[%o0 + 0x60], %f24
	ldd	[%o0 + 0x68], %f26
	ldd	[%o0 + 0x70], %f28
	ldd	[%o0 + 0x78], %f30
	ldd	[%o0 + 0x80], %f32
	ldd	[%o0 + 0x88], %f34
	ldd	[%o0 + 0x90], %f36
	ldd	[%o0 + 0x98], %f38
	ldd	[%o0 + 0xa0], %f40
	ldd	[%o0 + 0xa8], %f42
	ldd	[%o0 + 0xb0], %f44
	ldd	[%o0 + 0xb8], %f46
	ldd	[%o0 + 0xc0], %f48
	ldd	[%o0 + 0xc8], %f50
	ldd	[%o0 + 0xd0], %f52
	ldd	[%o0 + 0xd8], %f54
	ldd	[%o0 + 0xe0], %f56
	retl
	 ldd	[%o0 + 0xe8], %f58
ENDPROC(des3_ede_sparc64_load_keys)

#define DES3_LOOP_BODY(X) \
	DES_IP(X, X) \
	DES_ROUND(0, 2, X, X) \
	DES_ROUND(4, 6, X, X) \
	DES_ROUND(8, 10, X, X) \
	DES_ROUND(12, 14, X, X) \
	DES_ROUND(16, 18, X, X) \
	ldd	[%o0 + 0xf0], %f16; \
	ldd	[%o0 + 0xf8], %f18; \
	DES_ROUND(20, 22, X, X) \
	ldd	[%o0 + 0x100], %f20; \
	ldd	[%o0 + 0x108], %f22; \
	DES_ROUND(24, 26, X, X) \
	ldd	[%o0 + 0x110], %f24; \
	ldd	[%o0 + 0x118], %f26; \
	DES_ROUND(28, 30, X, X) \
	ldd	[%o0 + 0x120], %f28; \
	ldd	[%o0 + 0x128], %f30; \
	DES_IIP(X, X) \
	DES_IP(X, X) \
	DES_ROUND(32, 34, X, X) \
	ldd	[%o0 + 0x130], %f0; \
	ldd	[%o0 + 0x138], %f2; \
	DES_ROUND(36, 38, X, X) \
	ldd	[%o0 + 0x140], %f4; \
	ldd	[%o0 + 0x148], %f6; \
	DES_ROUND(40, 42, X, X) \
	ldd	[%o0 + 0x150], %f8; \
	ldd	[%o0 + 0x158], %f10; \
	DES_ROUND(44, 46, X, X) \
	ldd	[%o0 + 0x160], %f12; \
	ldd	[%o0 + 0x168], %f14; \
	DES_ROUND(48, 50, X, X) \
	DES_ROUND(52, 54, X, X) \
	DES_ROUND(56, 58, X, X) \
	DES_ROUND(16, 18, X, X) \
	ldd	[%o0 + 0x170], %f16; \
	ldd	[%o0 + 0x178], %f18; \
	DES_IIP(X, X) \
	DES_IP(X, X) \
	DES_ROUND(20, 22, X, X) \
	ldd	[%o0 + 0x50], %f20; \
	ldd	[%o0 + 0x58], %f22; \
	DES_ROUND(24, 26, X, X) \
	ldd	[%o0 + 0x60], %f24; \
	ldd	[%o0 + 0x68], %f26; \
	DES_ROUND(28, 30, X, X) \
	ldd	[%o0 + 0x70], %f28; \
	ldd	[%o0 + 0x78], %f30; \
	DES_ROUND(0, 2, X, X) \
	ldd	[%o0 + 0x00], %f0; \
	ldd	[%o0 + 0x08], %f2; \
	DES_ROUND(4, 6, X, X) \
	ldd	[%o0 + 0x10], %f4; \
	ldd	[%o0 + 0x18], %f6; \
	DES_ROUND(8, 10, X, X) \
	ldd	[%o0 + 0x20], %f8; \
	ldd	[%o0 + 0x28], %f10; \
	DES_ROUND(12, 14, X, X) \
	ldd	[%o0 + 0x30], %f12; \
	ldd	[%o0 + 0x38], %f14; \
	DES_ROUND(16, 18, X, X) \
	ldd	[%o0 + 0x40], %f16; \
	ldd	[%o0 + 0x48], %f18; \
	DES_IIP(X, X)

	.align	32
ENTRY(des3_ede_sparc64_ecb_crypt)
	/* %o0=key, %o1=input, %o2=output, %o3=len */
1:	ldd	[%o1 + 0x00], %f60
	DES3_LOOP_BODY(60)
	std	%f60, [%o2 + 0x00]
	subcc	%o3, 0x08, %o3
	bne,pt	%icc, 1b
	 add	%o2, 0x08, %o2
	retl
	 nop
ENDPROC(des3_ede_sparc64_ecb_crypt)

	.align	32
ENTRY(des3_ede_sparc64_cbc_encrypt)
	/* %o0=key, %o1=input, %o2=output, %o3=len, %o4=IV */
	ldd	[%o4 + 0x00], %f60
1:	ldd	[%o1 + 0x00], %f62
	fxor	%f60, %f62, %f60
	DES3_LOOP_BODY(60)
	std	%f60, [%o2 + 0x00]
	add	%o1, 0x08, %o1
	subcc	%o3, 0x08, %o3
	bne,pt	%icc, 1b
	 add	%o2, 0x08, %o2
	retl
	 std	%f60, [%o4 + 0x00]
ENDPROC(des3_ede_sparc64_cbc_encrypt)

	.align	32
ENTRY(des3_ede_sparc64_cbc_decrypt)
	/* %o0=key, %o1=input, %o2=output, %o3=len, %o4=IV */
	ldd	[%o4 + 0x00], %f62
1:	ldx	[%o1 + 0x00], %g1
	MOVXTOD_G1_F60
	DES3_LOOP_BODY(60)
	fxor	%f62, %f60, %f60
	MOVXTOD_G1_F62
	std	%f60, [%o2 + 0x00]
	add	%o1, 0x08, %o1
	subcc	%o3, 0x08, %o3
	bne,pt	%icc, 1b
	 add	%o2, 0x08, %o2
	retl
	 stx	%g1, [%o4 + 0x00]
ENDPROC(des3_ede_sparc64_cbc_decrypt)