-
Notifications
You must be signed in to change notification settings - Fork 1.5k
/
Copy pathzscal.S
441 lines (351 loc) · 8.25 KB
/
zscal.S
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
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
/* without modification, are permitted provided that the following */
/* conditions are met: */
/* */
/* 1. Redistributions of source code must retain the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer. */
/* */
/* 2. Redistributions in binary form must reproduce the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer in the documentation and/or other materials */
/* provided with the distribution. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
/* */
/* The views and conclusions contained in the software and */
/* documentation are those of the authors and should not be */
/* interpreted as representing official policies, either expressed */
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#define ASSEMBLER
#include "common.h"
#define N $4
#define X $9
#define INCX $10
#define I $2
#define TEMP $3
#define XX $5
#define ALPHA_R $f15
#define ALPHA_I $f16
#define a1 $f0
#define a2 $f1
#define a3 $f2
#define a4 $f3
#define a5 $f4
#define a6 $f5
#define a7 $f6
#define a8 $f7
#define t1 $f8
#define t2 $f9
#define t3 $f10
#define t4 $f11
PROLOGUE
li TEMP, 2 * SIZE
MTC $0, a1
blez N, .L999
dsll INCX, INCX, ZBASE_SHIFT
CMPEQ $fcc0, ALPHA_R, a1
CMPEQ $fcc1, ALPHA_I, a1
bc1f $fcc0, .L50
NOP
bc1f $fcc1, .L50
NOP
bne INCX, TEMP, .L20
dsra I, N, 2
blez I, .L15
NOP
.align 3
.L12:
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
ST a1, 2 * SIZE(X)
ST a1, 3 * SIZE(X)
ST a1, 4 * SIZE(X)
ST a1, 5 * SIZE(X)
ST a1, 6 * SIZE(X)
ST a1, 7 * SIZE(X)
addiu I, I, -1
bgtz I, .L12
daddiu X, X, 8 * SIZE
.align 3
.L15:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L16:
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddiu I, I, -1
bgtz I, .L16
daddiu X, X, 2 * SIZE
j $31
NOP
.align 3
.L20:
dsra I, N, 2
blez I, .L25
NOP
.align 3
.L22:
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddu X, X, INCX
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddu X, X, INCX
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddu X, X, INCX
ST a1, 0 * SIZE(X)
ST a1, 1 * SIZE(X)
daddiu I, I, -1
bgtz I, .L22
daddu X, X, INCX
.align 3
.L25:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L26:
ST a1, 0 * SIZE(X)
daddiu I, I, -1
ST a1, 1 * SIZE(X)
bgtz I, .L26
daddu X, X, INCX
j $31
NOP
.align 3
.L50:
bne INCX, TEMP, .L60
dsra I, N, 2
blez I, .L55
daddiu I, I, -1
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
LD a3, 2 * SIZE(X)
LD a4, 3 * SIZE(X)
LD a5, 4 * SIZE(X)
LD a6, 5 * SIZE(X)
MUL t1, ALPHA_R, a1
LD a7, 6 * SIZE(X)
MUL t2, ALPHA_I, a1
LD a8, 7 * SIZE(X)
MUL t3, ALPHA_R, a3
blez I, .L53
MUL t4, ALPHA_I, a3
.align 3
.L52:
NMSUB t1, t1, ALPHA_I, a2
LD a1, 8 * SIZE(X)
MADD t2, t2, ALPHA_R, a2
LD a2, 9 * SIZE(X)
NMSUB t3, t3, ALPHA_I, a4
LD a3, 10 * SIZE(X)
MADD t4, t4, ALPHA_R, a4
LD a4, 11 * SIZE(X)
ST t1, 0 * SIZE(X)
MUL t1, ALPHA_R, a5
ST t2, 1 * SIZE(X)
MUL t2, ALPHA_I, a5
ST t3, 2 * SIZE(X)
MUL t3, ALPHA_R, a7
ST t4, 3 * SIZE(X)
MUL t4, ALPHA_I, a7
NMSUB t1, t1, ALPHA_I, a6
LD a5, 12 * SIZE(X)
MADD t2, t2, ALPHA_R, a6
LD a6, 13 * SIZE(X)
NMSUB t3, t3, ALPHA_I, a8
LD a7, 14 * SIZE(X)
MADD t4, t4, ALPHA_R, a8
LD a8, 15 * SIZE(X)
ST t1, 4 * SIZE(X)
MUL t1, ALPHA_R, a1
ST t2, 5 * SIZE(X)
MUL t2, ALPHA_I, a1
ST t3, 6 * SIZE(X)
MUL t3, ALPHA_R, a3
ST t4, 7 * SIZE(X)
MUL t4, ALPHA_I, a3
daddiu I, I, -1
bgtz I, .L52
daddiu X, X, 8 * SIZE
.align 3
.L53:
NMSUB t1, t1, ALPHA_I, a2
MADD t2, t2, ALPHA_R, a2
NMSUB t3, t3, ALPHA_I, a4
MADD t4, t4, ALPHA_R, a4
ST t1, 0 * SIZE(X)
MUL t1, ALPHA_R, a5
ST t2, 1 * SIZE(X)
MUL t2, ALPHA_I, a5
ST t3, 2 * SIZE(X)
MUL t3, ALPHA_R, a7
ST t4, 3 * SIZE(X)
MUL t4, ALPHA_I, a7
NMSUB t1, t1, ALPHA_I, a6
MADD t2, t2, ALPHA_R, a6
NMSUB t3, t3, ALPHA_I, a8
MADD t4, t4, ALPHA_R, a8
ST t1, 4 * SIZE(X)
ST t2, 5 * SIZE(X)
ST t3, 6 * SIZE(X)
ST t4, 7 * SIZE(X)
daddiu X, X, 8 * SIZE
.align 3
.L55:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L56:
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
MUL t1, ALPHA_R, a1
MUL t2, ALPHA_I, a1
NMSUB t1, t1, ALPHA_I, a2
MADD t2, t2, ALPHA_R, a2
daddiu X, X, 2 * SIZE
daddiu I, I, -1
ST t1, -2 * SIZE(X)
bgtz I, .L56
ST t2, -1 * SIZE(X)
j $31
NOP
.align 3
.L60:
dsra I, N, 2
move XX, X
blez I, .L65
daddiu I, I, -1
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
daddu X, X, INCX
LD a3, 0 * SIZE(X)
LD a4, 1 * SIZE(X)
daddu X, X, INCX
LD a5, 0 * SIZE(X)
LD a6, 1 * SIZE(X)
daddu X, X, INCX
MUL t1, ALPHA_R, a1
LD a7, 0 * SIZE(X)
MUL t2, ALPHA_I, a1
LD a8, 1 * SIZE(X)
MUL t3, ALPHA_R, a3
daddu X, X, INCX
blez I, .L63
MUL t4, ALPHA_I, a3
.align 3
.L62:
NMSUB t1, t1, ALPHA_I, a2
LD a1, 0 * SIZE(X)
MADD t2, t2, ALPHA_R, a2
LD a2, 1 * SIZE(X)
daddu X, X, INCX
NMSUB t3, t3, ALPHA_I, a4
LD a3, 0 * SIZE(X)
MADD t4, t4, ALPHA_R, a4
LD a4, 1 * SIZE(X)
daddu X, X, INCX
ST t1, 0 * SIZE(XX)
MUL t1, ALPHA_R, a5
ST t2, 1 * SIZE(XX)
MUL t2, ALPHA_I, a5
daddu XX, XX, INCX
ST t3, 0 * SIZE(XX)
MUL t3, ALPHA_R, a7
ST t4, 1 * SIZE(XX)
MUL t4, ALPHA_I, a7
daddu XX, XX, INCX
NMSUB t1, t1, ALPHA_I, a6
LD a5, 0 * SIZE(X)
MADD t2, t2, ALPHA_R, a6
LD a6, 1 * SIZE(X)
daddu X, X, INCX
NMSUB t3, t3, ALPHA_I, a8
LD a7, 0 * SIZE(X)
MADD t4, t4, ALPHA_R, a8
LD a8, 1 * SIZE(X)
daddu X, X, INCX
ST t1, 0 * SIZE(XX)
MUL t1, ALPHA_R, a1
ST t2, 1 * SIZE(XX)
MUL t2, ALPHA_I, a1
daddu XX, XX, INCX
ST t3, 0 * SIZE(XX)
MUL t3, ALPHA_R, a3
ST t4, 1 * SIZE(XX)
MUL t4, ALPHA_I, a3
daddiu I, I, -1
bgtz I, .L62
daddu XX, XX, INCX
.align 3
.L63:
NMSUB t1, t1, ALPHA_I, a2
MADD t2, t2, ALPHA_R, a2
NMSUB t3, t3, ALPHA_I, a4
MADD t4, t4, ALPHA_R, a4
ST t1, 0 * SIZE(XX)
MUL t1, ALPHA_R, a5
ST t2, 1 * SIZE(XX)
MUL t2, ALPHA_I, a5
daddu XX, XX, INCX
ST t3, 0 * SIZE(XX)
MUL t3, ALPHA_R, a7
ST t4, 1 * SIZE(XX)
MUL t4, ALPHA_I, a7
daddu XX, XX, INCX
NMSUB t1, t1, ALPHA_I, a6
MADD t2, t2, ALPHA_R, a6
NMSUB t3, t3, ALPHA_I, a8
MADD t4, t4, ALPHA_R, a8
ST t1, 0 * SIZE(XX)
ST t2, 1 * SIZE(XX)
daddu XX, XX, INCX
ST t3, 0 * SIZE(XX)
ST t4, 1 * SIZE(XX)
daddu XX, XX, INCX
.align 3
.L65:
andi I, N, 3
blez I, .L999
NOP
.align 3
.L66:
LD a1, 0 * SIZE(X)
LD a2, 1 * SIZE(X)
MUL t1, ALPHA_R, a1
MUL t2, ALPHA_I, a1
NMSUB t1, t1, ALPHA_I, a2
MADD t2, t2, ALPHA_R, a2
daddiu I, I, -1
ST t1, 0 * SIZE(X)
ST t2, 1 * SIZE(X)
bgtz I, .L66
daddu X, X, INCX
.align 3
.L999:
j $31
NOP
EPILOGUE