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1 | /* |
2 | * ========== Copyright Header Begin ========================================== | |
3 | * | |
4 | * OpenSPARC T2 Processor File: fp_movixcc0_n2.s | |
5 | * Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved | |
6 | * 4150 Network Circle, Santa Clara, California 95054, U.S.A. | |
7 | * | |
8 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; version 2 of the License. | |
13 | * | |
14 | * This program 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 General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * 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 | * For the avoidance of doubt, and except that if any non-GPL license | |
24 | * choice is available it will apply instead, Sun elects to use only | |
25 | * the General Public License version 2 (GPLv2) at this time for any | |
26 | * software where a choice of GPL license versions is made | |
27 | * available with the language indicating that GPLv2 or any later version | |
28 | * may be used, or where a choice of which version of the GPL is applied is | |
29 | * otherwise unspecified. | |
30 | * | |
31 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
32 | * CA 95054 USA or visit www.sun.com if you need additional information or | |
33 | * have any questions. | |
34 | * | |
35 | * | |
36 | * ========== Copyright Header End ============================================ | |
37 | */ | |
38 | #define H_T0_Fp_exception_ieee_754_0x21 T0_Fp_exception_ieee_754 | |
39 | #define H_T0_Fp_exception_other_0x22 T0_Fp_exception_other | |
40 | ||
41 | #define H_HT0_Illegal_instruction_0x10 T0_Fp_unimplemented | |
42 | ||
43 | #define ENABLE_T0_Fp_disabled_0x20 | |
44 | ||
45 | #define MAIN_PAGE_HV_ALSO | |
46 | #define MAIN_PAGE_NUCLEUS_ALSO | |
47 | ||
48 | #include "hboot.s" | |
49 | ||
50 | .global sam_fast_immu_miss | |
51 | .global sam_fast_dmmu_miss | |
52 | ||
53 | .text | |
54 | .global main | |
55 | ||
56 | main: | |
57 | ||
58 | wr %g0, 0x4, %fprs /* make sure fef is 1 */ | |
59 | ||
60 | setx fsr_tem_en, %l0, %l3 ! fsr tem enable value | |
61 | ||
62 | /******************************************************* | |
63 | * Simple conversion | |
64 | *******************************************************/ | |
65 | ||
66 | ! By default, mask is disabled | |
67 | ||
68 | ld [%l3+0x0], %fsr ! Read it from memory - trap enabled | |
69 | ||
70 | ! write all 0s to ccr | |
71 | ||
72 | wr %g0, 0x0, %ccr | |
73 | ||
74 | ! Test quads | |
75 | ||
76 | ||
77 | setx ddata1, %l0, %l6 ! dp | |
78 | ||
79 | ldd [%l6+0x0], %f0 ! double precision | |
80 | ldd [%l6+0x8], %f4 ! double precision | |
81 | ||
82 | fmovqa %icc, %f0, %f4 ! | |
83 | fmovqn %icc, %f0, %f4 ! | |
84 | fmovqne %icc, %f0, %f4 ! | |
85 | fmovqe %icc, %f0, %f4 ! | |
86 | fmovqg %icc, %f0, %f4 ! | |
87 | fmovqle %icc, %f0, %f4 ! | |
88 | fmovqge %icc, %f0, %f4 ! | |
89 | fmovql %icc, %f0, %f4 ! | |
90 | fmovqgu %xcc, %f0, %f4 ! | |
91 | fmovqleu %xcc, %f0, %f4 ! | |
92 | fmovqcc %xcc, %f0, %f4 ! | |
93 | fmovqcs %xcc, %f0, %f4 ! | |
94 | fmovqpos %xcc, %f0, %f4 ! | |
95 | fmovqneg %xcc, %f0, %f4 ! | |
96 | fmovqvc %xcc, %f0, %f4 ! | |
97 | fmovqvs %xcc, %f0, %f4 ! | |
98 | ||
99 | ! Depending on CCR | |
100 | ||
101 | set 0x2, %g1 ! Max loop count | |
102 | set 0x0, %g2 | |
103 | ||
104 | ccr_loop: | |
105 | ||
106 | brz,a %g2, tgt1 | |
107 | wr %g0, 0x0, %ccr | |
108 | wr %g0, 0xff, %ccr | |
109 | ||
110 | tgt1: | |
111 | ||
112 | ! dp, icc | |
113 | ||
114 | setx ddata1, %l0, %l2 ! Non zero data with different data in f0 and f1 | |
115 | ldd [%l2+0x8], %f0 | |
116 | ||
117 | ldd [%l2+0x0], %f2 ! | |
118 | fmovda %icc, %f0, %f2 ! | |
119 | ldd [%l2+0x0], %f2 ! | |
120 | fmovdn %icc, %f0, %f2 ! | |
121 | ldd [%l2+0x0], %f2 ! | |
122 | fmovdne %icc, %f0, %f2 ! | |
123 | ldd [%l2+0x0], %f2 ! | |
124 | fmovde %icc, %f0, %f2 ! | |
125 | ldd [%l2+0x0], %f2 ! | |
126 | fmovdg %icc, %f0, %f2 ! | |
127 | ldd [%l2+0x0], %f2 ! | |
128 | fmovdle %icc, %f0, %f2 ! | |
129 | ldd [%l2+0x0], %f2 ! | |
130 | fmovdge %icc, %f0, %f2 ! | |
131 | ldd [%l2+0x0], %f2 ! | |
132 | fmovdl %icc, %f0, %f2 ! | |
133 | ldd [%l2+0x0], %f2 ! | |
134 | fmovdgu %icc, %f0, %f2 ! | |
135 | ldd [%l2+0x0], %f2 ! | |
136 | fmovdleu %icc, %f0, %f2 ! | |
137 | ldd [%l2+0x0], %f2 ! | |
138 | fmovdcc %icc, %f0, %f2 ! | |
139 | ldd [%l2+0x0], %f2 ! | |
140 | fmovdcs %icc, %f0, %f2 ! | |
141 | ldd [%l2+0x0], %f2 ! | |
142 | fmovdpos %icc, %f0, %f2 ! | |
143 | ldd [%l2+0x0], %f2 ! | |
144 | fmovdneg %icc, %f0, %f2 ! | |
145 | ldd [%l2+0x0], %f2 ! | |
146 | fmovdvc %icc, %f0, %f2 ! | |
147 | ldd [%l2+0x0], %f2 ! | |
148 | fmovdvs %icc, %f0, %f2 ! | |
149 | ldd [%l2+0x0], %f2 ! | |
150 | ||
151 | ! dp xcc | |
152 | ||
153 | ldd [%l2+0x8], %f0 | |
154 | ||
155 | ldd [%l2+0x0], %f2 ! | |
156 | fmovda %xcc, %f0, %f2 ! | |
157 | ldd [%l2+0x0], %f2 ! | |
158 | fmovdn %xcc, %f0, %f2 ! | |
159 | ldd [%l2+0x0], %f2 ! | |
160 | fmovdne %xcc, %f0, %f2 ! | |
161 | ldd [%l2+0x0], %f2 ! | |
162 | fmovde %xcc, %f0, %f2 ! | |
163 | ldd [%l2+0x0], %f2 ! | |
164 | fmovdg %xcc, %f0, %f2 ! | |
165 | ldd [%l2+0x0], %f2 ! | |
166 | fmovdle %xcc, %f0, %f2 ! | |
167 | ldd [%l2+0x0], %f2 ! | |
168 | fmovdge %xcc, %f0, %f2 ! | |
169 | ldd [%l2+0x0], %f2 ! | |
170 | fmovdl %xcc, %f0, %f2 ! | |
171 | ldd [%l2+0x0], %f2 ! | |
172 | fmovdgu %xcc, %f0, %f2 ! | |
173 | ldd [%l2+0x0], %f2 ! | |
174 | fmovdleu %xcc, %f0, %f2 ! | |
175 | ldd [%l2+0x0], %f2 ! | |
176 | fmovdcc %xcc, %f0, %f2 ! | |
177 | ldd [%l2+0x0], %f2 ! | |
178 | fmovdcs %xcc, %f0, %f2 ! | |
179 | ldd [%l2+0x0], %f2 ! | |
180 | fmovdpos %xcc, %f0, %f2 ! | |
181 | ldd [%l2+0x0], %f2 ! | |
182 | fmovdneg %xcc, %f0, %f2 ! | |
183 | ldd [%l2+0x0], %f2 ! | |
184 | fmovdvc %xcc, %f0, %f2 ! | |
185 | ldd [%l2+0x0], %f2 ! | |
186 | fmovdvs %xcc, %f0, %f2 ! | |
187 | ldd [%l2+0x0], %f2 ! | |
188 | ||
189 | ! sp, icc | |
190 | ||
191 | ldd [%l2+0x0], %f0 | |
192 | fmovsa %icc, %f0, %f1 ! | |
193 | ldd [%l2+0x0], %f0 ! | |
194 | fmovsn %icc, %f0, %f1 ! | |
195 | ldd [%l2+0x0], %f0 ! | |
196 | fmovsne %icc, %f0, %f1 ! | |
197 | ldd [%l2+0x0], %f0 ! | |
198 | fmovse %icc, %f0, %f1 ! | |
199 | ldd [%l2+0x0], %f0 ! | |
200 | fmovsg %icc, %f0, %f1 ! | |
201 | ldd [%l2+0x0], %f0 ! | |
202 | fmovsle %icc, %f0, %f1 ! | |
203 | ldd [%l2+0x0], %f0 ! | |
204 | fmovsge %icc, %f0, %f1 ! | |
205 | ldd [%l2+0x0], %f0 ! | |
206 | fmovsl %icc, %f0, %f1 ! | |
207 | ldd [%l2+0x0], %f0 ! | |
208 | fmovsgu %icc, %f0, %f1 ! | |
209 | ldd [%l2+0x0], %f0 ! | |
210 | fmovsleu %icc, %f0, %f1 ! | |
211 | ldd [%l2+0x0], %f0 ! | |
212 | fmovscc %icc, %f0, %f1 ! | |
213 | ldd [%l2+0x0], %f0 ! | |
214 | fmovscs %icc, %f0, %f1 ! | |
215 | ldd [%l2+0x0], %f0 ! | |
216 | fmovspos %icc, %f0, %f1 ! | |
217 | ldd [%l2+0x0], %f0 ! | |
218 | fmovsneg %icc, %f0, %f1 ! | |
219 | ldd [%l2+0x0], %f0 ! | |
220 | fmovsvc %icc, %f0, %f1 ! | |
221 | ||
222 | ! sp, icc | |
223 | ||
224 | ldd [%l2+0x0], %f0 | |
225 | fmovsa %xcc, %f0, %f1 ! | |
226 | ldd [%l2+0x0], %f0 ! | |
227 | fmovsn %xcc, %f0, %f1 ! | |
228 | ldd [%l2+0x0], %f0 ! | |
229 | fmovsne %xcc, %f0, %f1 ! | |
230 | ldd [%l2+0x0], %f0 ! | |
231 | fmovse %xcc, %f0, %f1 ! | |
232 | ldd [%l2+0x0], %f0 ! | |
233 | fmovsg %xcc, %f0, %f1 ! | |
234 | ldd [%l2+0x0], %f0 ! | |
235 | fmovsle %xcc, %f0, %f1 ! | |
236 | ldd [%l2+0x0], %f0 ! | |
237 | fmovsge %xcc, %f0, %f1 ! | |
238 | ldd [%l2+0x0], %f0 ! | |
239 | fmovsl %xcc, %f0, %f1 ! | |
240 | ldd [%l2+0x0], %f0 ! | |
241 | fmovsgu %xcc, %f0, %f1 ! | |
242 | ldd [%l2+0x0], %f0 ! | |
243 | fmovsleu %xcc, %f0, %f1 ! | |
244 | ldd [%l2+0x0], %f0 ! | |
245 | fmovscc %xcc, %f0, %f1 ! | |
246 | ldd [%l2+0x0], %f0 ! | |
247 | fmovscs %xcc, %f0, %f1 ! | |
248 | ldd [%l2+0x0], %f0 ! | |
249 | fmovspos %xcc, %f0, %f1 ! | |
250 | ldd [%l2+0x0], %f0 ! | |
251 | fmovsneg %xcc, %f0, %f1 ! | |
252 | ldd [%l2+0x0], %f0 ! | |
253 | fmovsvc %xcc, %f0, %f1 ! | |
254 | ||
255 | add %g2, 0x1, %g2 | |
256 | subcc %g2, %g1, %g0 | |
257 | ||
258 | bne,a ccr_loop ! If not 0, go to test more | |
259 | nop | |
260 | ||
261 | ! cc forwarding | |
262 | ||
263 | setx int_data_x, %l0, %l4 ! | |
264 | ||
265 | set 0x8, %g1 ! Max loop count | |
266 | set 0x0, %g2 ! inner loop iterator | |
267 | ||
268 | movixcc_loop: | |
269 | ||
270 | sll %g2, 0x2, %g3 ! Align address | |
271 | sll %g2, 0x3, %g4 ! Align address | |
272 | ||
273 | ldx [%l4+%g4], %l1 ! single precision | |
274 | ||
275 | ! sp, icc | |
276 | ||
277 | setx ddata1, %l0, %l2 ! Non zero data with different data in f0 and f1 | |
278 | ||
279 | subcc %l1, %g0, %l1 | |
280 | ||
281 | ldd [%l2+0x0], %f0 | |
282 | fmovsa %xcc, %f0, %f1 ! | |
283 | ldd [%l2+0x0], %f0 ! | |
284 | fmovsn %xcc, %f0, %f1 ! | |
285 | ldd [%l2+0x0], %f0 ! | |
286 | fmovsne %xcc, %f0, %f1 ! | |
287 | ldd [%l2+0x0], %f0 ! | |
288 | fmovse %xcc, %f0, %f1 ! | |
289 | ldd [%l2+0x0], %f0 ! | |
290 | fmovsg %xcc, %f0, %f1 ! | |
291 | ldd [%l2+0x0], %f0 ! | |
292 | fmovsle %xcc, %f0, %f1 ! | |
293 | ldd [%l2+0x0], %f0 ! | |
294 | fmovsge %xcc, %f0, %f1 ! | |
295 | ldd [%l2+0x0], %f0 ! | |
296 | fmovsl %icc, %f0, %f1 ! | |
297 | ldd [%l2+0x0], %f0 ! | |
298 | fmovsgu %icc, %f0, %f1 ! | |
299 | ldd [%l2+0x0], %f0 ! | |
300 | fmovsleu %icc, %f0, %f1 ! | |
301 | ldd [%l2+0x0], %f0 ! | |
302 | fmovscc %icc, %f0, %f1 ! | |
303 | ldd [%l2+0x0], %f0 ! | |
304 | fmovscs %icc, %f0, %f1 ! | |
305 | ldd [%l2+0x0], %f0 ! | |
306 | fmovspos %icc, %f0, %f1 ! | |
307 | ldd [%l2+0x0], %f0 ! | |
308 | fmovsneg %icc, %f0, %f1 ! | |
309 | ldd [%l2+0x0], %f0 ! | |
310 | fmovsvc %icc, %f0, %f1 ! | |
311 | ||
312 | add %g2, 0x1, %g2 | |
313 | subcc %g2, %g1, %g0 | |
314 | ||
315 | bne,a movixcc_loop ! If not 0, go to test more | |
316 | nop | |
317 | ||
318 | /******************************************************* | |
319 | * Exit code | |
320 | *******************************************************/ | |
321 | ||
322 | test_pass: | |
323 | ta T_GOOD_TRAP | |
324 | ||
325 | test_fail: | |
326 | ta T_BAD_TRAP | |
327 | ||
328 | /******************************************************* | |
329 | * Data section | |
330 | *******************************************************/ | |
331 | ||
332 | .data | |
333 | ||
334 | data1: | |
335 | .word 0x3f800000 | |
336 | .word 0x00000000 | |
337 | .word 0xbf800000 | |
338 | .word 0x80000000 | |
339 | ||
340 | .align 128 | |
341 | ||
342 | ddata1: | |
343 | .xword 0x800fffffffffffff | |
344 | .xword 0x800f000000000000 | |
345 | ||
346 | .align 128 | |
347 | ||
348 | int_data_x: | |
349 | .xword 0x0000000000000000 ! 0 | |
350 | .xword 0x0000000000000001 ! 1 | |
351 | .xword 0x7fffffffffffffff ! | |
352 | .xword 0xffffffffffffffff ! | |
353 | .xword 0xaaaaaaaaaaaaaaaa ! 0 | |
354 | .xword 0x5555555555555555 ! 1 | |
355 | .xword 0x4000000000000000 ! | |
356 | .xword 0x8000000000000000 ! | |
357 | ||
358 | int_data_i: | |
359 | .word 0x00000000 ! 0 | |
360 | .word 0x00000001 ! 1 | |
361 | .word 0x7fffffff ! | |
362 | .word 0xffffffff ! | |
363 | .word 0xaaaaaaaa ! | |
364 | .word 0x55555555 ! | |
365 | .word 0x40000000 ! | |
366 | .word 0x80000000 ! | |
367 | ||
368 | .align 256 | |
369 | ||
370 | fsr_tem_en: | |
371 | .word 0x0f800000 ! TEM - all enabled - rd 0 | |
372 | .word 0x4f800000 ! TEM - all enabled - rd 1 | |
373 | .word 0x8f800000 ! TEM - all enabled - rd 2 | |
374 | .word 0xcf800000 ! TEM - all enabled - rd 3 | |
375 | ||
376 | fsr_tem_dis: | |
377 | .word 0x00000000 ! TEM - all disabled | |
378 | ||
379 | ||
380 | .global T0_Fp_exception_ieee_754 | |
381 | .global T0_Fp_exception_other | |
382 | .global T0_Fp_unimplemented | |
383 | ||
384 | T0_Fp_exception_ieee_754: | |
385 | rdpr %tpc, %i0 | |
386 | rdpr %tnpc, %i1 | |
387 | rdpr %tstate, %i1 | |
388 | rdpr %tt, %i1 | |
389 | setx scratch, %l0, %l5 ! scratch | |
390 | stx %fsr, [%l5+0x0] | |
391 | ldx [%l5+0x0], %fsr ! Need to test the sync operation | |
392 | done | |
393 | nop | |
394 | ||
395 | T0_Fp_unimplemented: | |
396 | T0_Fp_exception_other: | |
397 | rdpr %tpc, %i0 | |
398 | rdpr %tnpc, %i1 | |
399 | rdpr %tstate, %i1 | |
400 | rdpr %tt, %i1 | |
401 | setx scratch, %l0, %l5 ! scratch | |
402 | stx %fsr, [%l5+0x0] | |
403 | ldx [%l5+0x0], %fsr ! Need to test the sync operation | |
404 | done | |
405 | nop | |
406 | ||
407 | .data | |
408 | .align 128 | |
409 | ||
410 | scratch: | |
411 | .word 0x00000000 | |
412 | .word 0x00000000 | |
413 | .word 0x00000000 | |
414 | .word 0x00000000 | |
415 | .word 0x00000000 | |
416 | .word 0x00000000 | |
417 | .word 0x00000000 | |
418 | .word 0x00000000 | |
419 |