OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [mips/] [fpu64-ps.s] - Blame information for rev 868

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 24 jeremybenn
# mips test sanity, expected to pass.
2
# mach:  mips64 sb1
3
# as:           -mabi=eabi
4
# ld:           -N -Ttext=0x80010000
5
# output:       *\\npass\\n
6
 
7
        .include "testutils.inc"
8
 
9
        .macro check_ps psval, upperval, lowerval
10
        .set push
11
        .set noreorder
12
        cvt.s.pu        $f0, \psval             # upper
13
        cvt.s.pl        $f2, \psval             # lower
14
        li.s            $f4, \upperval
15
        li.s            $f6, \lowerval
16
        c.eq.s          $fcc0, $f0, $f4
17
        bc1f            $fcc0, _fail
18
         c.eq.s         $fcc0, $f2, $f6
19
        bc1f            $fcc0, _fail
20
         nop
21
        .set pop
22
        .endm
23
 
24
        setup
25
 
26
        .set noreorder
27
 
28
        .ent DIAG
29
DIAG:
30
 
31
        # make sure that Status.FR and .CU1 are set.
32
        mfc0    $2, $12
33
        or      $2, $2, (1 << 26) | (1 << 29)
34
        mtc0    $2, $12
35
 
36
 
37
        writemsg "ldc1"
38
 
39
        .data
40
1:      .dword  0xc1a8000042200000              # -21.0, 40.0
41
        .text
42
        la      $2, 1b
43
        ldc1    $f8, 0($2)
44
        check_ps $f8, -21.0, 40.0
45
 
46
 
47
        writemsg "cvt.ps.s"
48
 
49
        li.s    $f10, 1.0
50
        li.s    $f12, 3.0
51
        cvt.ps.s $f8, $f10, $f12                # upper, lower
52
        check_ps $f8, 1.0, 3.0
53
 
54
 
55
        writemsg "cvt.ps.s, sdc1, copy, ldc1"
56
 
57
        .data
58
1:      .dword  0
59
        .dword  0
60
        .text
61
        la      $2, 1b
62
        li.s    $f12, -4.0
63
        li.s    $f14, 32.0
64
        cvt.ps.s $f10, $f12, $f14               # upper, lower
65
        sdc1    $f10, 8($2)
66
        lw      $3, 8($2)
67
        lw      $4, 12($2)
68
        sw      $3, 0($2)
69
        sw      $4, 4($2)
70
        ldc1    $f8, 0($2)
71
        check_ps $f8, -4.0, 32.0
72
 
73
 
74
        # Load some constants for later use
75
 
76
        li.s    $f10, 4.0
77
        li.s    $f12, 16.0
78
        cvt.ps.s $f20, $f10, $f12               # $f20: u=4.0, l=16.0
79
 
80
        li.s    $f10, -1.0
81
        li.s    $f12, 2.0
82
        cvt.ps.s $f22, $f10, $f12               # $f22: u=-1.0, l=2.0
83
 
84
        li.s    $f10, 17.0
85
        li.s    $f12, -8.0
86
        cvt.ps.s $f24, $f10, $f12               # $f24: u=17.0, l=-8.0
87
 
88
 
89
        writemsg "pll.ps"
90
 
91
        pll.ps  $f8, $f20, $f22
92
        check_ps $f8, 16.0, 2.0
93
 
94
 
95
        writemsg "plu.ps"
96
 
97
        plu.ps  $f8, $f20, $f22
98
        check_ps $f8, 16.0, -1.0
99
 
100
 
101
        writemsg "pul.ps"
102
 
103
        pul.ps  $f8, $f20, $f22
104
        check_ps $f8, 4.0, 2.0
105
 
106
 
107
        writemsg "puu.ps"
108
 
109
        puu.ps  $f8, $f20, $f22
110
        check_ps $f8, 4.0, -1.0
111
 
112
 
113
        writemsg "abs.ps"
114
 
115
        abs.ps  $f8, $f22
116
        check_ps $f8, 1.0, 2.0
117
 
118
 
119
        writemsg "mov.ps"
120
 
121
        mov.ps  $f8, $f22
122
        check_ps $f8, -1.0, 2.0
123
 
124
 
125
        writemsg "neg.ps"
126
 
127
        neg.ps  $f8, $f22
128
        check_ps $f8, 1.0, -2.0
129
 
130
 
131
        writemsg "add.ps"
132
 
133
        add.ps  $f8, $f20, $f22
134
        check_ps $f8, 3.0, 18.0
135
 
136
 
137
        writemsg "mul.ps"
138
 
139
        mul.ps  $f8, $f20, $f22
140
        check_ps $f8, -4.0, 32.0
141
 
142
 
143
        writemsg "sub.ps"
144
 
145
        sub.ps  $f8, $f20, $f22
146
        check_ps $f8, 5.0, 14.0
147
 
148
 
149
        writemsg "madd.ps"
150
 
151
        madd.ps $f8, $f24, $f20, $f22
152
        check_ps $f8, 13.0, 24.0
153
 
154
 
155
        writemsg "msub.ps"
156
 
157
        msub.ps $f8, $f24, $f20, $f22
158
        check_ps $f8, -21.0, 40.0
159
 
160
 
161
        writemsg "nmadd.ps"
162
 
163
        nmadd.ps $f8, $f24, $f20, $f22
164
        check_ps $f8, -13.0, -24.0
165
 
166
 
167
        writemsg "nmsub.ps"
168
 
169
        nmsub.ps $f8, $f24, $f20, $f22
170
        check_ps $f8, 21.0, -40.0
171
 
172
 
173
        writemsg "movn.ps (n)"
174
 
175
        li      $2, 0
176
        mov.ps  $f8, $f20
177
        movn.ps $f8, $f22, $2           # doesn't move
178
        check_ps $f8, 4.0, 16.0
179
 
180
 
181
        writemsg "movn.ps (y)"
182
 
183
        li      $2, 1
184
        mov.ps  $f8, $f20
185
        movn.ps $f8, $f22, $2           # does move
186
        check_ps $f8, -1.0, 2.0
187
 
188
 
189
        writemsg "movz.ps (y)"
190
 
191
        li      $2, 0
192
        mov.ps  $f8, $f20
193
        movz.ps $f8, $f22, $2           # does move
194
        check_ps $f8, -1.0, 2.0
195
 
196
 
197
        writemsg "movz.ps (n)"
198
 
199
        li      $2, 1
200
        mov.ps  $f8, $f20
201
        movz.ps $f8, $f22, $2           # doesn't move
202
        check_ps $f8, 4.0, 16.0
203
 
204
 
205
        writemsg "movf.ps (y,y)"
206
 
207
        cfc1    $2, $31
208
        or      $2, $2, (1 << 23) | (1 << 25)
209
        xor     $2, $2, (1 << 23) | (1 << 25)
210
        ctc1    $2, $31                 # clear fcc0, clear fcc1
211
        mov.ps  $f8, $f20
212
        movf.ps $f8, $f22, $fcc0        # moves both halves
213
        check_ps $f8, -1.0, 2.0
214
 
215
 
216
        writemsg "movf.ps (y,n)"
217
 
218
        cfc1    $2, $31
219
        or      $2, $2, (1 << 23) | (1 << 25)
220
        xor     $2, $2, (0 << 23) | (1 << 25)
221
        ctc1    $2, $31                 # set fcc0, clear fcc1
222
        mov.ps  $f8, $f20
223
        movf.ps $f8, $f22, $fcc0        # moves upper half only
224
        check_ps $f8, -1.0, 16.0
225
 
226
 
227
        writemsg "movf.ps (n,y)"
228
 
229
        cfc1    $2, $31
230
        or      $2, $2, (1 << 23) | (1 << 25)
231
        xor     $2, $2, (1 << 23) | (0 << 25)
232
        ctc1    $2, $31                 # clear fcc0, set fcc1
233
        mov.ps  $f8, $f20
234
        movf.ps $f8, $f22, $fcc0        # moves lower half only
235
        check_ps $f8, 4.0, 2.0
236
 
237
 
238
        writemsg "movf.ps (n,n)"
239
 
240
        cfc1    $2, $31
241
        or      $2, $2, (1 << 23) | (1 << 25)
242
        xor     $2, $2, (0 << 23) | (0 << 25)
243
        ctc1    $2, $31                 # set fcc0, set fcc1
244
        mov.ps  $f8, $f20
245
        movf.ps $f8, $f22, $fcc0        # doesn't move either half
246
        check_ps $f8, 4.0, 16.0
247
 
248
 
249
        writemsg "movt.ps (n,n)"
250
 
251
        cfc1    $2, $31
252
        or      $2, $2, (1 << 23) | (1 << 25)
253
        xor     $2, $2, (1 << 23) | (1 << 25)
254
        ctc1    $2, $31                 # clear fcc0, clear fcc1
255
        mov.ps  $f8, $f20
256
        movt.ps $f8, $f22, $fcc0        # doesn't move either half
257
        check_ps $f8, 4.0, 16.0
258
 
259
 
260
        writemsg "movt.ps (n,y)"
261
 
262
        cfc1    $2, $31
263
        or      $2, $2, (1 << 23) | (1 << 25)
264
        xor     $2, $2, (0 << 23) | (1 << 25)
265
        ctc1    $2, $31                 # set fcc0, clear fcc1
266
        mov.ps  $f8, $f20
267
        movt.ps $f8, $f22, $fcc0        # moves lower half only
268
        check_ps $f8, 4.0, 2.0
269
 
270
 
271
        writemsg "movt.ps (y,n)"
272
 
273
        cfc1    $2, $31
274
        or      $2, $2, (1 << 23) | (1 << 25)
275
        xor     $2, $2, (1 << 23) | (0 << 25)
276
        ctc1    $2, $31                 # clear fcc0, set fcc1
277
        mov.ps  $f8, $f20
278
        movt.ps $f8, $f22, $fcc0        # moves upper half only
279
        check_ps $f8, -1.0, 16.0
280
 
281
 
282
        writemsg "movt.ps (y,y)"
283
 
284
        cfc1    $2, $31
285
        or      $2, $2, (1 << 23) | (1 << 25)
286
        xor     $2, $2, (0 << 23) | (0 << 25)
287
        ctc1    $2, $31                 # set fcc0, set fcc1
288
        mov.ps  $f8, $f20
289
        movt.ps $f8, $f22, $fcc0        # moves both halves
290
        check_ps $f8, -1.0, 2.0
291
 
292
 
293
        writemsg "alnv.ps (aligned)"
294
 
295
        .data
296
1:      .dword  0xc1a8000042200000              # -21.0, 40.0
297
        .dword  0xc228000041a00000              # -42.0, 20.0
298
        .text
299
        la      $2, 1b
300
        li      $3, 0
301
        addu    $4, $3, 8
302
        luxc1   $f10, $3($2)
303
        luxc1   $f12, $4($2)
304
        alnv.ps $f8, $f10, $f12, $3
305
        check_ps $f8, -21.0, 40.0
306
 
307
 
308
        writemsg "alnv.ps (unaligned)"
309
 
310
        .data
311
1:      .dword  0xc1a8000042200000              # -21.0, 40.0
312
        .dword  0xc228000041a00000              # -42.0, 20.0
313
        .hword  0x0001
314
        .text
315
        la      $2, 1b
316
        li      $3, 4
317
        addu    $4, $3, 8
318
        luxc1   $f10, $3($2)
319
        luxc1   $f12, $4($2)
320
        alnv.ps $f8, $f10, $f12, $3
321
 
322
        lb      $5, 16($2)
323
        bnez    $5, 2f                          # little endian
324
         nop
325
 
326
        # big endian
327
        check_ps $f8, 40.0, -42.0
328
        b       3f
329
         nop
330
2:
331
        # little endian
332
        check_ps $f8, 20.0, -21.0
333
3:
334
 
335
 
336
        # We test c.cond.ps only lightly, just to make sure it modifies
337
        # two bits and compares the halves separately.  Perhaps it should
338
        # be tested more thoroughly.
339
 
340
        writemsg "c.f.ps"
341
 
342
        cfc1    $2, $31
343
        or      $2, $2, (1 << 23) | (0x7f << 25)
344
        ctc1    $2, $31                 # set all fcc bits
345
        c.f.ps  $fcc0, $f8, $f8         # -> f, f
346
        bc1t    $fcc0, _fail
347
         nop
348
        bc1t    $fcc1, _fail
349
         nop
350
 
351
 
352
        writemsg "c.olt.ps"
353
 
354
        cfc1    $2, $31
355
        or      $2, $2, (1 << 23) | (0x7f << 25)
356
        xor     $2, $2, (1 << 23) | (0x7f << 25)
357
        ctc1    $2, $31                 # clear all fcc bits
358
        c.lt.ps $fcc0, $f22, $f24       # -> f, t
359
        bc1t    $fcc0, _fail
360
         nop
361
        bc1f    $fcc1, _fail
362
         nop
363
 
364
 
365
        pass
366
 
367
        .end DIAG

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.