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1 | /* |
2 | * Copyright (c) 2012-2014 Bastian Koppelmann C-Lab/University Paderborn | |
3 | * | |
4 | * This library is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU Lesser General Public | |
6 | * License as published by the Free Software Foundation; either | |
7 | * version 2 of the License, or (at your option) any later version. | |
8 | * | |
9 | * This library is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | * Lesser General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU Lesser General Public | |
15 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | #include <stdlib.h> | |
18 | #include "cpu.h" | |
19 | #include "qemu/host-utils.h" | |
20 | #include "exec/helper-proto.h" | |
21 | #include "exec/cpu_ldst.h" | |
22 | ||
3a16ecb0 BK |
23 | /* Addressing mode helper */ |
24 | ||
25 | static uint16_t reverse16(uint16_t val) | |
26 | { | |
27 | uint8_t high = (uint8_t)(val >> 8); | |
28 | uint8_t low = (uint8_t)(val & 0xff); | |
29 | ||
30 | uint16_t rh, rl; | |
31 | ||
32 | rl = (uint16_t)((high * 0x0202020202ULL & 0x010884422010ULL) % 1023); | |
33 | rh = (uint16_t)((low * 0x0202020202ULL & 0x010884422010ULL) % 1023); | |
34 | ||
35 | return (rh << 8) | rl; | |
36 | } | |
37 | ||
38 | uint32_t helper_br_update(uint32_t reg) | |
39 | { | |
40 | uint32_t index = reg & 0xffff; | |
41 | uint32_t incr = reg >> 16; | |
42 | uint32_t new_index = reverse16(reverse16(index) + reverse16(incr)); | |
43 | return reg - index + new_index; | |
44 | } | |
45 | ||
46 | uint32_t helper_circ_update(uint32_t reg, uint32_t off) | |
47 | { | |
48 | uint32_t index = reg & 0xffff; | |
49 | uint32_t length = reg >> 16; | |
50 | int32_t new_index = index + off; | |
51 | if (new_index < 0) { | |
52 | new_index += length; | |
53 | } else { | |
54 | new_index %= length; | |
55 | } | |
56 | return reg - index + new_index; | |
57 | } | |
58 | ||
e4e39176 BK |
59 | static uint32_t ssov32(CPUTriCoreState *env, int64_t arg) |
60 | { | |
61 | uint32_t ret; | |
62 | int64_t max_pos = INT32_MAX; | |
63 | int64_t max_neg = INT32_MIN; | |
64 | if (arg > max_pos) { | |
65 | env->PSW_USB_V = (1 << 31); | |
66 | env->PSW_USB_SV = (1 << 31); | |
67 | ret = (target_ulong)max_pos; | |
68 | } else { | |
69 | if (arg < max_neg) { | |
70 | env->PSW_USB_V = (1 << 31); | |
71 | env->PSW_USB_SV = (1 << 31); | |
72 | ret = (target_ulong)max_neg; | |
73 | } else { | |
74 | env->PSW_USB_V = 0; | |
75 | ret = (target_ulong)arg; | |
76 | } | |
77 | } | |
78 | env->PSW_USB_AV = arg ^ arg * 2u; | |
79 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
80 | return ret; | |
81 | } | |
82 | ||
85d604af | 83 | static uint32_t suov32_pos(CPUTriCoreState *env, uint64_t arg) |
e4e39176 BK |
84 | { |
85 | uint32_t ret; | |
85d604af | 86 | uint64_t max_pos = UINT32_MAX; |
e4e39176 BK |
87 | if (arg > max_pos) { |
88 | env->PSW_USB_V = (1 << 31); | |
89 | env->PSW_USB_SV = (1 << 31); | |
90 | ret = (target_ulong)max_pos; | |
91 | } else { | |
85d604af BK |
92 | env->PSW_USB_V = 0; |
93 | ret = (target_ulong)arg; | |
e4e39176 BK |
94 | } |
95 | env->PSW_USB_AV = arg ^ arg * 2u; | |
96 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
97 | return ret; | |
98 | } | |
0974257e | 99 | |
85d604af BK |
100 | static uint32_t suov32_neg(CPUTriCoreState *env, int64_t arg) |
101 | { | |
102 | uint32_t ret; | |
103 | ||
104 | if (arg < 0) { | |
105 | env->PSW_USB_V = (1 << 31); | |
106 | env->PSW_USB_SV = (1 << 31); | |
107 | ret = 0; | |
108 | } else { | |
109 | env->PSW_USB_V = 0; | |
110 | ret = (target_ulong)arg; | |
111 | } | |
112 | env->PSW_USB_AV = arg ^ arg * 2u; | |
113 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
114 | return ret; | |
115 | } | |
116 | ||
d5de7839 BK |
117 | static uint32_t ssov16(CPUTriCoreState *env, int32_t hw0, int32_t hw1) |
118 | { | |
119 | int32_t max_pos = INT16_MAX; | |
120 | int32_t max_neg = INT16_MIN; | |
121 | int32_t av0, av1; | |
122 | ||
123 | env->PSW_USB_V = 0; | |
124 | av0 = hw0 ^ hw0 * 2u; | |
125 | if (hw0 > max_pos) { | |
126 | env->PSW_USB_V = (1 << 31); | |
127 | hw0 = max_pos; | |
128 | } else if (hw0 < max_neg) { | |
129 | env->PSW_USB_V = (1 << 31); | |
130 | hw0 = max_neg; | |
131 | } | |
132 | ||
133 | av1 = hw1 ^ hw1 * 2u; | |
134 | if (hw1 > max_pos) { | |
135 | env->PSW_USB_V = (1 << 31); | |
136 | hw1 = max_pos; | |
137 | } else if (hw1 < max_neg) { | |
138 | env->PSW_USB_V = (1 << 31); | |
139 | hw1 = max_neg; | |
140 | } | |
141 | ||
142 | env->PSW_USB_SV |= env->PSW_USB_V; | |
143 | env->PSW_USB_AV = (av0 | av1) << 16; | |
144 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
145 | return (hw0 & 0xffff) | (hw1 << 16); | |
146 | } | |
147 | ||
148 | static uint32_t suov16(CPUTriCoreState *env, int32_t hw0, int32_t hw1) | |
149 | { | |
150 | int32_t max_pos = UINT16_MAX; | |
151 | int32_t av0, av1; | |
152 | ||
153 | env->PSW_USB_V = 0; | |
154 | av0 = hw0 ^ hw0 * 2u; | |
155 | if (hw0 > max_pos) { | |
156 | env->PSW_USB_V = (1 << 31); | |
157 | hw0 = max_pos; | |
158 | } else if (hw0 < 0) { | |
159 | env->PSW_USB_V = (1 << 31); | |
160 | hw0 = 0; | |
161 | } | |
162 | ||
163 | av1 = hw1 ^ hw1 * 2u; | |
164 | if (hw1 > max_pos) { | |
165 | env->PSW_USB_V = (1 << 31); | |
166 | hw1 = max_pos; | |
167 | } else if (hw1 < 0) { | |
168 | env->PSW_USB_V = (1 << 31); | |
169 | hw1 = 0; | |
170 | } | |
171 | ||
172 | env->PSW_USB_SV |= env->PSW_USB_V; | |
173 | env->PSW_USB_AV = (av0 | av1) << 16; | |
174 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
175 | return (hw0 & 0xffff) | (hw1 << 16); | |
176 | } | |
0974257e | 177 | |
2692802a BK |
178 | target_ulong helper_add_ssov(CPUTriCoreState *env, target_ulong r1, |
179 | target_ulong r2) | |
180 | { | |
2692802a BK |
181 | int64_t t1 = sextract64(r1, 0, 32); |
182 | int64_t t2 = sextract64(r2, 0, 32); | |
183 | int64_t result = t1 + t2; | |
e4e39176 | 184 | return ssov32(env, result); |
2692802a BK |
185 | } |
186 | ||
2e430e1c BK |
187 | uint64_t helper_add64_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2) |
188 | { | |
189 | uint64_t result; | |
190 | int64_t ovf; | |
191 | ||
192 | result = r1 + r2; | |
193 | ovf = (result ^ r1) & ~(r1 ^ r2); | |
194 | env->PSW_USB_AV = (result ^ result * 2u) >> 32; | |
195 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
196 | if (ovf < 0) { | |
197 | env->PSW_USB_V = (1 << 31); | |
198 | env->PSW_USB_SV = (1 << 31); | |
199 | /* ext_ret > MAX_INT */ | |
200 | if ((int64_t)r1 >= 0) { | |
201 | result = INT64_MAX; | |
202 | /* ext_ret < MIN_INT */ | |
203 | } else { | |
204 | result = INT64_MIN; | |
205 | } | |
206 | } else { | |
207 | env->PSW_USB_V = 0; | |
208 | } | |
209 | return result; | |
210 | } | |
211 | ||
d5de7839 BK |
212 | target_ulong helper_add_h_ssov(CPUTriCoreState *env, target_ulong r1, |
213 | target_ulong r2) | |
214 | { | |
215 | int32_t ret_hw0, ret_hw1; | |
216 | ||
217 | ret_hw0 = sextract32(r1, 0, 16) + sextract32(r2, 0, 16); | |
218 | ret_hw1 = sextract32(r1, 16, 16) + sextract32(r2, 16, 16); | |
219 | return ssov16(env, ret_hw0, ret_hw1); | |
220 | } | |
221 | ||
2e430e1c BK |
222 | uint32_t helper_addr_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l, |
223 | uint32_t r2_h) | |
224 | { | |
225 | int64_t mul_res0 = sextract64(r1, 0, 32); | |
226 | int64_t mul_res1 = sextract64(r1, 32, 32); | |
227 | int64_t r2_low = sextract64(r2_l, 0, 32); | |
228 | int64_t r2_high = sextract64(r2_h, 0, 32); | |
229 | int64_t result0, result1; | |
230 | uint32_t ovf0, ovf1; | |
231 | uint32_t avf0, avf1; | |
232 | ||
233 | ovf0 = ovf1 = 0; | |
234 | ||
235 | result0 = r2_low + mul_res0 + 0x8000; | |
236 | result1 = r2_high + mul_res1 + 0x8000; | |
237 | ||
238 | avf0 = result0 * 2u; | |
239 | avf0 = result0 ^ avf0; | |
240 | avf1 = result1 * 2u; | |
241 | avf1 = result1 ^ avf1; | |
242 | ||
243 | if (result0 > INT32_MAX) { | |
244 | ovf0 = (1 << 31); | |
245 | result0 = INT32_MAX; | |
246 | } else if (result0 < INT32_MIN) { | |
247 | ovf0 = (1 << 31); | |
248 | result0 = INT32_MIN; | |
249 | } | |
250 | ||
251 | if (result1 > INT32_MAX) { | |
252 | ovf1 = (1 << 31); | |
253 | result1 = INT32_MAX; | |
254 | } else if (result1 < INT32_MIN) { | |
255 | ovf1 = (1 << 31); | |
256 | result1 = INT32_MIN; | |
257 | } | |
258 | ||
259 | env->PSW_USB_V = ovf0 | ovf1; | |
260 | env->PSW_USB_SV |= env->PSW_USB_V; | |
261 | ||
262 | env->PSW_USB_AV = avf0 | avf1; | |
263 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
264 | ||
265 | return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL); | |
266 | } | |
267 | ||
bebe80fc BK |
268 | uint32_t helper_addsur_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l, |
269 | uint32_t r2_h) | |
270 | { | |
271 | int64_t mul_res0 = sextract64(r1, 0, 32); | |
272 | int64_t mul_res1 = sextract64(r1, 32, 32); | |
273 | int64_t r2_low = sextract64(r2_l, 0, 32); | |
274 | int64_t r2_high = sextract64(r2_h, 0, 32); | |
275 | int64_t result0, result1; | |
276 | uint32_t ovf0, ovf1; | |
277 | uint32_t avf0, avf1; | |
278 | ||
279 | ovf0 = ovf1 = 0; | |
280 | ||
281 | result0 = r2_low - mul_res0 + 0x8000; | |
282 | result1 = r2_high + mul_res1 + 0x8000; | |
283 | ||
284 | avf0 = result0 * 2u; | |
285 | avf0 = result0 ^ avf0; | |
286 | avf1 = result1 * 2u; | |
287 | avf1 = result1 ^ avf1; | |
288 | ||
289 | if (result0 > INT32_MAX) { | |
290 | ovf0 = (1 << 31); | |
291 | result0 = INT32_MAX; | |
292 | } else if (result0 < INT32_MIN) { | |
293 | ovf0 = (1 << 31); | |
294 | result0 = INT32_MIN; | |
295 | } | |
296 | ||
297 | if (result1 > INT32_MAX) { | |
298 | ovf1 = (1 << 31); | |
299 | result1 = INT32_MAX; | |
300 | } else if (result1 < INT32_MIN) { | |
301 | ovf1 = (1 << 31); | |
302 | result1 = INT32_MIN; | |
303 | } | |
304 | ||
305 | env->PSW_USB_V = ovf0 | ovf1; | |
306 | env->PSW_USB_SV |= env->PSW_USB_V; | |
307 | ||
308 | env->PSW_USB_AV = avf0 | avf1; | |
309 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
310 | ||
311 | return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL); | |
312 | } | |
313 | ||
2e430e1c | 314 | |
0974257e BK |
315 | target_ulong helper_add_suov(CPUTriCoreState *env, target_ulong r1, |
316 | target_ulong r2) | |
317 | { | |
0974257e BK |
318 | int64_t t1 = extract64(r1, 0, 32); |
319 | int64_t t2 = extract64(r2, 0, 32); | |
320 | int64_t result = t1 + t2; | |
85d604af | 321 | return suov32_pos(env, result); |
0974257e BK |
322 | } |
323 | ||
d5de7839 BK |
324 | target_ulong helper_add_h_suov(CPUTriCoreState *env, target_ulong r1, |
325 | target_ulong r2) | |
326 | { | |
327 | int32_t ret_hw0, ret_hw1; | |
328 | ||
329 | ret_hw0 = extract32(r1, 0, 16) + extract32(r2, 0, 16); | |
330 | ret_hw1 = extract32(r1, 16, 16) + extract32(r2, 16, 16); | |
331 | return suov16(env, ret_hw0, ret_hw1); | |
332 | } | |
333 | ||
2692802a BK |
334 | target_ulong helper_sub_ssov(CPUTriCoreState *env, target_ulong r1, |
335 | target_ulong r2) | |
336 | { | |
2692802a BK |
337 | int64_t t1 = sextract64(r1, 0, 32); |
338 | int64_t t2 = sextract64(r2, 0, 32); | |
339 | int64_t result = t1 - t2; | |
e4e39176 | 340 | return ssov32(env, result); |
2692802a BK |
341 | } |
342 | ||
f4aef476 BK |
343 | uint64_t helper_sub64_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2) |
344 | { | |
345 | uint64_t result; | |
346 | int64_t ovf; | |
347 | ||
348 | result = r1 - r2; | |
349 | ovf = (result ^ r1) & (r1 ^ r2); | |
350 | env->PSW_USB_AV = (result ^ result * 2u) >> 32; | |
351 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
352 | if (ovf < 0) { | |
353 | env->PSW_USB_V = (1 << 31); | |
354 | env->PSW_USB_SV = (1 << 31); | |
355 | /* ext_ret > MAX_INT */ | |
356 | if ((int64_t)r1 >= 0) { | |
357 | result = INT64_MAX; | |
358 | /* ext_ret < MIN_INT */ | |
359 | } else { | |
360 | result = INT64_MIN; | |
361 | } | |
362 | } else { | |
363 | env->PSW_USB_V = 0; | |
364 | } | |
365 | return result; | |
366 | } | |
367 | ||
d5de7839 BK |
368 | target_ulong helper_sub_h_ssov(CPUTriCoreState *env, target_ulong r1, |
369 | target_ulong r2) | |
370 | { | |
371 | int32_t ret_hw0, ret_hw1; | |
372 | ||
373 | ret_hw0 = sextract32(r1, 0, 16) - sextract32(r2, 0, 16); | |
374 | ret_hw1 = sextract32(r1, 16, 16) - sextract32(r2, 16, 16); | |
375 | return ssov16(env, ret_hw0, ret_hw1); | |
376 | } | |
377 | ||
f4aef476 BK |
378 | uint32_t helper_subr_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l, |
379 | uint32_t r2_h) | |
380 | { | |
381 | int64_t mul_res0 = sextract64(r1, 0, 32); | |
382 | int64_t mul_res1 = sextract64(r1, 32, 32); | |
383 | int64_t r2_low = sextract64(r2_l, 0, 32); | |
384 | int64_t r2_high = sextract64(r2_h, 0, 32); | |
385 | int64_t result0, result1; | |
386 | uint32_t ovf0, ovf1; | |
387 | uint32_t avf0, avf1; | |
388 | ||
389 | ovf0 = ovf1 = 0; | |
390 | ||
391 | result0 = r2_low - mul_res0 + 0x8000; | |
392 | result1 = r2_high - mul_res1 + 0x8000; | |
393 | ||
394 | avf0 = result0 * 2u; | |
395 | avf0 = result0 ^ avf0; | |
396 | avf1 = result1 * 2u; | |
397 | avf1 = result1 ^ avf1; | |
398 | ||
399 | if (result0 > INT32_MAX) { | |
400 | ovf0 = (1 << 31); | |
401 | result0 = INT32_MAX; | |
402 | } else if (result0 < INT32_MIN) { | |
403 | ovf0 = (1 << 31); | |
404 | result0 = INT32_MIN; | |
405 | } | |
406 | ||
407 | if (result1 > INT32_MAX) { | |
408 | ovf1 = (1 << 31); | |
409 | result1 = INT32_MAX; | |
410 | } else if (result1 < INT32_MIN) { | |
411 | ovf1 = (1 << 31); | |
412 | result1 = INT32_MIN; | |
413 | } | |
414 | ||
415 | env->PSW_USB_V = ovf0 | ovf1; | |
416 | env->PSW_USB_SV |= env->PSW_USB_V; | |
417 | ||
418 | env->PSW_USB_AV = avf0 | avf1; | |
419 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
420 | ||
421 | return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL); | |
422 | } | |
423 | ||
068fac77 BK |
424 | uint32_t helper_subadr_h_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l, |
425 | uint32_t r2_h) | |
426 | { | |
427 | int64_t mul_res0 = sextract64(r1, 0, 32); | |
428 | int64_t mul_res1 = sextract64(r1, 32, 32); | |
429 | int64_t r2_low = sextract64(r2_l, 0, 32); | |
430 | int64_t r2_high = sextract64(r2_h, 0, 32); | |
431 | int64_t result0, result1; | |
432 | uint32_t ovf0, ovf1; | |
433 | uint32_t avf0, avf1; | |
434 | ||
435 | ovf0 = ovf1 = 0; | |
436 | ||
437 | result0 = r2_low + mul_res0 + 0x8000; | |
438 | result1 = r2_high - mul_res1 + 0x8000; | |
439 | ||
440 | avf0 = result0 * 2u; | |
441 | avf0 = result0 ^ avf0; | |
442 | avf1 = result1 * 2u; | |
443 | avf1 = result1 ^ avf1; | |
444 | ||
445 | if (result0 > INT32_MAX) { | |
446 | ovf0 = (1 << 31); | |
447 | result0 = INT32_MAX; | |
448 | } else if (result0 < INT32_MIN) { | |
449 | ovf0 = (1 << 31); | |
450 | result0 = INT32_MIN; | |
451 | } | |
452 | ||
453 | if (result1 > INT32_MAX) { | |
454 | ovf1 = (1 << 31); | |
455 | result1 = INT32_MAX; | |
456 | } else if (result1 < INT32_MIN) { | |
457 | ovf1 = (1 << 31); | |
458 | result1 = INT32_MIN; | |
459 | } | |
460 | ||
461 | env->PSW_USB_V = ovf0 | ovf1; | |
462 | env->PSW_USB_SV |= env->PSW_USB_V; | |
463 | ||
464 | env->PSW_USB_AV = avf0 | avf1; | |
465 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
466 | ||
467 | return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL); | |
468 | } | |
469 | ||
0974257e BK |
470 | target_ulong helper_sub_suov(CPUTriCoreState *env, target_ulong r1, |
471 | target_ulong r2) | |
472 | { | |
0974257e BK |
473 | int64_t t1 = extract64(r1, 0, 32); |
474 | int64_t t2 = extract64(r2, 0, 32); | |
475 | int64_t result = t1 - t2; | |
85d604af | 476 | return suov32_neg(env, result); |
0974257e BK |
477 | } |
478 | ||
d5de7839 BK |
479 | target_ulong helper_sub_h_suov(CPUTriCoreState *env, target_ulong r1, |
480 | target_ulong r2) | |
481 | { | |
482 | int32_t ret_hw0, ret_hw1; | |
483 | ||
484 | ret_hw0 = extract32(r1, 0, 16) - extract32(r2, 0, 16); | |
485 | ret_hw1 = extract32(r1, 16, 16) - extract32(r2, 16, 16); | |
486 | return suov16(env, ret_hw0, ret_hw1); | |
487 | } | |
488 | ||
0974257e BK |
489 | target_ulong helper_mul_ssov(CPUTriCoreState *env, target_ulong r1, |
490 | target_ulong r2) | |
491 | { | |
0974257e BK |
492 | int64_t t1 = sextract64(r1, 0, 32); |
493 | int64_t t2 = sextract64(r2, 0, 32); | |
494 | int64_t result = t1 * t2; | |
e4e39176 | 495 | return ssov32(env, result); |
0974257e BK |
496 | } |
497 | ||
498 | target_ulong helper_mul_suov(CPUTriCoreState *env, target_ulong r1, | |
499 | target_ulong r2) | |
500 | { | |
0974257e BK |
501 | int64_t t1 = extract64(r1, 0, 32); |
502 | int64_t t2 = extract64(r2, 0, 32); | |
503 | int64_t result = t1 * t2; | |
5f30046f | 504 | |
85d604af | 505 | return suov32_pos(env, result); |
0974257e BK |
506 | } |
507 | ||
508 | target_ulong helper_sha_ssov(CPUTriCoreState *env, target_ulong r1, | |
509 | target_ulong r2) | |
510 | { | |
0974257e BK |
511 | int64_t t1 = sextract64(r1, 0, 32); |
512 | int32_t t2 = sextract64(r2, 0, 6); | |
513 | int64_t result; | |
514 | if (t2 == 0) { | |
515 | result = t1; | |
516 | } else if (t2 > 0) { | |
517 | result = t1 << t2; | |
518 | } else { | |
519 | result = t1 >> -t2; | |
520 | } | |
e4e39176 | 521 | return ssov32(env, result); |
0974257e BK |
522 | } |
523 | ||
d5de7839 BK |
524 | uint32_t helper_abs_ssov(CPUTriCoreState *env, target_ulong r1) |
525 | { | |
526 | target_ulong result; | |
527 | result = ((int32_t)r1 >= 0) ? r1 : (0 - r1); | |
528 | return ssov32(env, result); | |
529 | } | |
530 | ||
531 | uint32_t helper_abs_h_ssov(CPUTriCoreState *env, target_ulong r1) | |
532 | { | |
533 | int32_t ret_h0, ret_h1; | |
534 | ||
535 | ret_h0 = sextract32(r1, 0, 16); | |
536 | ret_h0 = (ret_h0 >= 0) ? ret_h0 : (0 - ret_h0); | |
537 | ||
538 | ret_h1 = sextract32(r1, 16, 16); | |
539 | ret_h1 = (ret_h1 >= 0) ? ret_h1 : (0 - ret_h1); | |
540 | ||
541 | return ssov16(env, ret_h0, ret_h1); | |
542 | } | |
543 | ||
0974257e BK |
544 | target_ulong helper_absdif_ssov(CPUTriCoreState *env, target_ulong r1, |
545 | target_ulong r2) | |
546 | { | |
0974257e BK |
547 | int64_t t1 = sextract64(r1, 0, 32); |
548 | int64_t t2 = sextract64(r2, 0, 32); | |
549 | int64_t result; | |
550 | ||
551 | if (t1 > t2) { | |
552 | result = t1 - t2; | |
553 | } else { | |
554 | result = t2 - t1; | |
555 | } | |
e4e39176 | 556 | return ssov32(env, result); |
0974257e | 557 | } |
328f1f0f | 558 | |
d5de7839 BK |
559 | uint32_t helper_absdif_h_ssov(CPUTriCoreState *env, target_ulong r1, |
560 | target_ulong r2) | |
561 | { | |
562 | int32_t t1, t2; | |
563 | int32_t ret_h0, ret_h1; | |
564 | ||
565 | t1 = sextract32(r1, 0, 16); | |
566 | t2 = sextract32(r2, 0, 16); | |
567 | if (t1 > t2) { | |
568 | ret_h0 = t1 - t2; | |
569 | } else { | |
570 | ret_h0 = t2 - t1; | |
571 | } | |
572 | ||
573 | t1 = sextract32(r1, 16, 16); | |
574 | t2 = sextract32(r2, 16, 16); | |
575 | if (t1 > t2) { | |
576 | ret_h1 = t1 - t2; | |
577 | } else { | |
578 | ret_h1 = t2 - t1; | |
579 | } | |
580 | ||
581 | return ssov16(env, ret_h0, ret_h1); | |
582 | } | |
583 | ||
328f1f0f BK |
584 | target_ulong helper_madd32_ssov(CPUTriCoreState *env, target_ulong r1, |
585 | target_ulong r2, target_ulong r3) | |
586 | { | |
328f1f0f BK |
587 | int64_t t1 = sextract64(r1, 0, 32); |
588 | int64_t t2 = sextract64(r2, 0, 32); | |
589 | int64_t t3 = sextract64(r3, 0, 32); | |
590 | int64_t result; | |
591 | ||
592 | result = t2 + (t1 * t3); | |
e4e39176 | 593 | return ssov32(env, result); |
328f1f0f BK |
594 | } |
595 | ||
596 | target_ulong helper_madd32_suov(CPUTriCoreState *env, target_ulong r1, | |
597 | target_ulong r2, target_ulong r3) | |
598 | { | |
328f1f0f BK |
599 | uint64_t t1 = extract64(r1, 0, 32); |
600 | uint64_t t2 = extract64(r2, 0, 32); | |
601 | uint64_t t3 = extract64(r3, 0, 32); | |
602 | int64_t result; | |
603 | ||
604 | result = t2 + (t1 * t3); | |
85d604af | 605 | return suov32_pos(env, result); |
328f1f0f BK |
606 | } |
607 | ||
608 | uint64_t helper_madd64_ssov(CPUTriCoreState *env, target_ulong r1, | |
609 | uint64_t r2, target_ulong r3) | |
610 | { | |
611 | uint64_t ret, ovf; | |
612 | int64_t t1 = sextract64(r1, 0, 32); | |
613 | int64_t t3 = sextract64(r3, 0, 32); | |
614 | int64_t mul; | |
615 | ||
616 | mul = t1 * t3; | |
617 | ret = mul + r2; | |
618 | ovf = (ret ^ mul) & ~(mul ^ r2); | |
619 | ||
811ea608 BK |
620 | t1 = ret >> 32; |
621 | env->PSW_USB_AV = t1 ^ t1 * 2u; | |
622 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
623 | ||
328f1f0f BK |
624 | if ((int64_t)ovf < 0) { |
625 | env->PSW_USB_V = (1 << 31); | |
626 | env->PSW_USB_SV = (1 << 31); | |
627 | /* ext_ret > MAX_INT */ | |
628 | if (mul >= 0) { | |
629 | ret = INT64_MAX; | |
630 | /* ext_ret < MIN_INT */ | |
631 | } else { | |
632 | ret = INT64_MIN; | |
633 | } | |
634 | } else { | |
635 | env->PSW_USB_V = 0; | |
636 | } | |
328f1f0f BK |
637 | |
638 | return ret; | |
639 | } | |
640 | ||
b00aa8ec BK |
641 | uint32_t |
642 | helper_madd32_q_add_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2) | |
643 | { | |
644 | int64_t result; | |
645 | ||
646 | result = (r1 + r2); | |
647 | ||
648 | env->PSW_USB_AV = (result ^ result * 2u); | |
649 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
650 | ||
651 | /* we do the saturation by hand, since we produce an overflow on the host | |
652 | if the mul before was (0x80000000 * 0x80000000) << 1). If this is the | |
653 | case, we flip the saturated value. */ | |
654 | if (r2 == 0x8000000000000000LL) { | |
655 | if (result > 0x7fffffffLL) { | |
656 | env->PSW_USB_V = (1 << 31); | |
657 | env->PSW_USB_SV = (1 << 31); | |
658 | result = INT32_MIN; | |
659 | } else if (result < -0x80000000LL) { | |
660 | env->PSW_USB_V = (1 << 31); | |
661 | env->PSW_USB_SV = (1 << 31); | |
662 | result = INT32_MAX; | |
663 | } else { | |
664 | env->PSW_USB_V = 0; | |
665 | } | |
666 | } else { | |
667 | if (result > 0x7fffffffLL) { | |
668 | env->PSW_USB_V = (1 << 31); | |
669 | env->PSW_USB_SV = (1 << 31); | |
670 | result = INT32_MAX; | |
671 | } else if (result < -0x80000000LL) { | |
672 | env->PSW_USB_V = (1 << 31); | |
673 | env->PSW_USB_SV = (1 << 31); | |
674 | result = INT32_MIN; | |
675 | } else { | |
676 | env->PSW_USB_V = 0; | |
677 | } | |
678 | } | |
679 | return (uint32_t)result; | |
680 | } | |
681 | ||
682 | uint64_t helper_madd64_q_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2, | |
683 | uint32_t r3, uint32_t n) | |
684 | { | |
685 | int64_t t1 = (int64_t)r1; | |
686 | int64_t t2 = sextract64(r2, 0, 32); | |
687 | int64_t t3 = sextract64(r3, 0, 32); | |
688 | int64_t result, mul; | |
689 | int64_t ovf; | |
690 | ||
691 | mul = (t2 * t3) << n; | |
692 | result = mul + t1; | |
693 | ||
694 | env->PSW_USB_AV = (result ^ result * 2u) >> 32; | |
695 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
696 | ||
697 | ovf = (result ^ mul) & ~(mul ^ t1); | |
698 | /* we do the saturation by hand, since we produce an overflow on the host | |
699 | if the mul was (0x80000000 * 0x80000000) << 1). If this is the | |
700 | case, we flip the saturated value. */ | |
701 | if ((r2 == 0x80000000) && (r3 == 0x80000000) && (n == 1)) { | |
702 | if (ovf >= 0) { | |
703 | env->PSW_USB_V = (1 << 31); | |
704 | env->PSW_USB_SV = (1 << 31); | |
705 | /* ext_ret > MAX_INT */ | |
706 | if (mul < 0) { | |
707 | result = INT64_MAX; | |
708 | /* ext_ret < MIN_INT */ | |
709 | } else { | |
710 | result = INT64_MIN; | |
711 | } | |
712 | } else { | |
713 | env->PSW_USB_V = 0; | |
714 | } | |
715 | } else { | |
716 | if (ovf < 0) { | |
717 | env->PSW_USB_V = (1 << 31); | |
718 | env->PSW_USB_SV = (1 << 31); | |
719 | /* ext_ret > MAX_INT */ | |
720 | if (mul >= 0) { | |
721 | result = INT64_MAX; | |
722 | /* ext_ret < MIN_INT */ | |
723 | } else { | |
724 | result = INT64_MIN; | |
725 | } | |
726 | } else { | |
727 | env->PSW_USB_V = 0; | |
728 | } | |
729 | } | |
730 | return (uint64_t)result; | |
731 | } | |
732 | ||
733 | uint32_t helper_maddr_q_ssov(CPUTriCoreState *env, uint32_t r1, uint32_t r2, | |
734 | uint32_t r3, uint32_t n) | |
735 | { | |
736 | int64_t t1 = sextract64(r1, 0, 32); | |
737 | int64_t t2 = sextract64(r2, 0, 32); | |
738 | int64_t t3 = sextract64(r3, 0, 32); | |
739 | int64_t mul, ret; | |
740 | ||
741 | if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) { | |
742 | mul = 0x7fffffff; | |
743 | } else { | |
744 | mul = (t2 * t3) << n; | |
745 | } | |
746 | ||
747 | ret = t1 + mul + 0x8000; | |
748 | ||
749 | env->PSW_USB_AV = ret ^ ret * 2u; | |
750 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
751 | ||
752 | if (ret > 0x7fffffffll) { | |
753 | env->PSW_USB_V = (1 << 31); | |
754 | env->PSW_USB_SV |= env->PSW_USB_V; | |
755 | ret = INT32_MAX; | |
756 | } else if (ret < -0x80000000ll) { | |
757 | env->PSW_USB_V = (1 << 31); | |
758 | env->PSW_USB_SV |= env->PSW_USB_V; | |
759 | ret = INT32_MIN; | |
760 | } else { | |
761 | env->PSW_USB_V = 0; | |
762 | } | |
763 | return ret & 0xffff0000ll; | |
764 | } | |
765 | ||
328f1f0f BK |
766 | uint64_t helper_madd64_suov(CPUTriCoreState *env, target_ulong r1, |
767 | uint64_t r2, target_ulong r3) | |
768 | { | |
769 | uint64_t ret, mul; | |
770 | uint64_t t1 = extract64(r1, 0, 32); | |
771 | uint64_t t3 = extract64(r3, 0, 32); | |
772 | ||
773 | mul = t1 * t3; | |
774 | ret = mul + r2; | |
775 | ||
811ea608 BK |
776 | t1 = ret >> 32; |
777 | env->PSW_USB_AV = t1 ^ t1 * 2u; | |
778 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
779 | ||
328f1f0f BK |
780 | if (ret < r2) { |
781 | env->PSW_USB_V = (1 << 31); | |
782 | env->PSW_USB_SV = (1 << 31); | |
783 | /* saturate */ | |
784 | ret = UINT64_MAX; | |
785 | } else { | |
786 | env->PSW_USB_V = 0; | |
787 | } | |
328f1f0f BK |
788 | return ret; |
789 | } | |
790 | ||
791 | target_ulong helper_msub32_ssov(CPUTriCoreState *env, target_ulong r1, | |
792 | target_ulong r2, target_ulong r3) | |
793 | { | |
328f1f0f BK |
794 | int64_t t1 = sextract64(r1, 0, 32); |
795 | int64_t t2 = sextract64(r2, 0, 32); | |
796 | int64_t t3 = sextract64(r3, 0, 32); | |
797 | int64_t result; | |
798 | ||
799 | result = t2 - (t1 * t3); | |
e4e39176 | 800 | return ssov32(env, result); |
328f1f0f BK |
801 | } |
802 | ||
803 | target_ulong helper_msub32_suov(CPUTriCoreState *env, target_ulong r1, | |
804 | target_ulong r2, target_ulong r3) | |
805 | { | |
3debbb5a BK |
806 | uint64_t t1 = extract64(r1, 0, 32); |
807 | uint64_t t2 = extract64(r2, 0, 32); | |
808 | uint64_t t3 = extract64(r3, 0, 32); | |
809 | uint64_t result; | |
810 | uint64_t mul; | |
328f1f0f | 811 | |
3debbb5a BK |
812 | mul = (t1 * t3); |
813 | result = t2 - mul; | |
814 | ||
815 | env->PSW_USB_AV = result ^ result * 2u; | |
816 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
817 | /* we calculate ovf by hand here, because the multiplication can overflow on | |
818 | the host, which would give false results if we compare to less than | |
819 | zero */ | |
820 | if (mul > t2) { | |
821 | env->PSW_USB_V = (1 << 31); | |
822 | env->PSW_USB_SV = (1 << 31); | |
823 | result = 0; | |
824 | } else { | |
825 | env->PSW_USB_V = 0; | |
826 | } | |
827 | return result; | |
328f1f0f BK |
828 | } |
829 | ||
830 | uint64_t helper_msub64_ssov(CPUTriCoreState *env, target_ulong r1, | |
831 | uint64_t r2, target_ulong r3) | |
832 | { | |
833 | uint64_t ret, ovf; | |
834 | int64_t t1 = sextract64(r1, 0, 32); | |
835 | int64_t t3 = sextract64(r3, 0, 32); | |
836 | int64_t mul; | |
837 | ||
838 | mul = t1 * t3; | |
839 | ret = r2 - mul; | |
840 | ovf = (ret ^ r2) & (mul ^ r2); | |
841 | ||
811ea608 BK |
842 | t1 = ret >> 32; |
843 | env->PSW_USB_AV = t1 ^ t1 * 2u; | |
844 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
845 | ||
328f1f0f BK |
846 | if ((int64_t)ovf < 0) { |
847 | env->PSW_USB_V = (1 << 31); | |
848 | env->PSW_USB_SV = (1 << 31); | |
849 | /* ext_ret > MAX_INT */ | |
850 | if (mul < 0) { | |
851 | ret = INT64_MAX; | |
852 | /* ext_ret < MIN_INT */ | |
853 | } else { | |
854 | ret = INT64_MIN; | |
855 | } | |
856 | } else { | |
857 | env->PSW_USB_V = 0; | |
858 | } | |
328f1f0f BK |
859 | return ret; |
860 | } | |
861 | ||
862 | uint64_t helper_msub64_suov(CPUTriCoreState *env, target_ulong r1, | |
863 | uint64_t r2, target_ulong r3) | |
864 | { | |
865 | uint64_t ret, mul; | |
866 | uint64_t t1 = extract64(r1, 0, 32); | |
867 | uint64_t t3 = extract64(r3, 0, 32); | |
868 | ||
869 | mul = t1 * t3; | |
870 | ret = r2 - mul; | |
871 | ||
811ea608 BK |
872 | t1 = ret >> 32; |
873 | env->PSW_USB_AV = t1 ^ t1 * 2u; | |
874 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
875 | ||
328f1f0f BK |
876 | if (ret > r2) { |
877 | env->PSW_USB_V = (1 << 31); | |
878 | env->PSW_USB_SV = (1 << 31); | |
879 | /* saturate */ | |
880 | ret = 0; | |
881 | } else { | |
882 | env->PSW_USB_V = 0; | |
883 | } | |
328f1f0f BK |
884 | return ret; |
885 | } | |
886 | ||
62e47b2e BK |
887 | uint32_t |
888 | helper_msub32_q_sub_ssov(CPUTriCoreState *env, uint64_t r1, uint64_t r2) | |
889 | { | |
890 | int64_t result; | |
891 | int64_t t1 = (int64_t)r1; | |
892 | int64_t t2 = (int64_t)r2; | |
893 | ||
894 | result = t1 - t2; | |
895 | ||
896 | env->PSW_USB_AV = (result ^ result * 2u); | |
897 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
898 | ||
899 | /* we do the saturation by hand, since we produce an overflow on the host | |
900 | if the mul before was (0x80000000 * 0x80000000) << 1). If this is the | |
901 | case, we flip the saturated value. */ | |
902 | if (r2 == 0x8000000000000000LL) { | |
903 | if (result > 0x7fffffffLL) { | |
904 | env->PSW_USB_V = (1 << 31); | |
905 | env->PSW_USB_SV = (1 << 31); | |
906 | result = INT32_MIN; | |
907 | } else if (result < -0x80000000LL) { | |
908 | env->PSW_USB_V = (1 << 31); | |
909 | env->PSW_USB_SV = (1 << 31); | |
910 | result = INT32_MAX; | |
911 | } else { | |
912 | env->PSW_USB_V = 0; | |
913 | } | |
914 | } else { | |
915 | if (result > 0x7fffffffLL) { | |
916 | env->PSW_USB_V = (1 << 31); | |
917 | env->PSW_USB_SV = (1 << 31); | |
918 | result = INT32_MAX; | |
919 | } else if (result < -0x80000000LL) { | |
920 | env->PSW_USB_V = (1 << 31); | |
921 | env->PSW_USB_SV = (1 << 31); | |
922 | result = INT32_MIN; | |
923 | } else { | |
924 | env->PSW_USB_V = 0; | |
925 | } | |
926 | } | |
927 | return (uint32_t)result; | |
928 | } | |
929 | ||
930 | uint64_t helper_msub64_q_ssov(CPUTriCoreState *env, uint64_t r1, uint32_t r2, | |
931 | uint32_t r3, uint32_t n) | |
932 | { | |
933 | int64_t t1 = (int64_t)r1; | |
934 | int64_t t2 = sextract64(r2, 0, 32); | |
935 | int64_t t3 = sextract64(r3, 0, 32); | |
936 | int64_t result, mul; | |
937 | int64_t ovf; | |
938 | ||
939 | mul = (t2 * t3) << n; | |
940 | result = t1 - mul; | |
941 | ||
942 | env->PSW_USB_AV = (result ^ result * 2u) >> 32; | |
943 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
944 | ||
945 | ovf = (result ^ t1) & (t1 ^ mul); | |
946 | /* we do the saturation by hand, since we produce an overflow on the host | |
947 | if the mul before was (0x80000000 * 0x80000000) << 1). If this is the | |
948 | case, we flip the saturated value. */ | |
949 | if (mul == 0x8000000000000000LL) { | |
950 | if (ovf >= 0) { | |
951 | env->PSW_USB_V = (1 << 31); | |
952 | env->PSW_USB_SV = (1 << 31); | |
953 | /* ext_ret > MAX_INT */ | |
954 | if (mul >= 0) { | |
955 | result = INT64_MAX; | |
956 | /* ext_ret < MIN_INT */ | |
957 | } else { | |
958 | result = INT64_MIN; | |
959 | } | |
960 | } | |
961 | } else { | |
962 | if (ovf < 0) { | |
963 | env->PSW_USB_V = (1 << 31); | |
964 | env->PSW_USB_SV = (1 << 31); | |
965 | /* ext_ret > MAX_INT */ | |
966 | if (mul < 0) { | |
967 | result = INT64_MAX; | |
968 | /* ext_ret < MIN_INT */ | |
969 | } else { | |
970 | result = INT64_MIN; | |
971 | } | |
972 | } else { | |
973 | env->PSW_USB_V = 0; | |
974 | } | |
975 | } | |
976 | ||
977 | return (uint64_t)result; | |
978 | } | |
979 | ||
980 | uint32_t helper_msubr_q_ssov(CPUTriCoreState *env, uint32_t r1, uint32_t r2, | |
981 | uint32_t r3, uint32_t n) | |
982 | { | |
983 | int64_t t1 = sextract64(r1, 0, 32); | |
984 | int64_t t2 = sextract64(r2, 0, 32); | |
985 | int64_t t3 = sextract64(r3, 0, 32); | |
986 | int64_t mul, ret; | |
987 | ||
988 | if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) { | |
989 | mul = 0x7fffffff; | |
990 | } else { | |
991 | mul = (t2 * t3) << n; | |
992 | } | |
993 | ||
994 | ret = t1 - mul + 0x8000; | |
995 | ||
996 | env->PSW_USB_AV = ret ^ ret * 2u; | |
997 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
998 | ||
999 | if (ret > 0x7fffffffll) { | |
1000 | env->PSW_USB_V = (1 << 31); | |
1001 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1002 | ret = INT32_MAX; | |
1003 | } else if (ret < -0x80000000ll) { | |
1004 | env->PSW_USB_V = (1 << 31); | |
1005 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1006 | ret = INT32_MIN; | |
1007 | } else { | |
1008 | env->PSW_USB_V = 0; | |
1009 | } | |
1010 | return ret & 0xffff0000ll; | |
1011 | } | |
1012 | ||
d5de7839 BK |
1013 | uint32_t helper_abs_b(CPUTriCoreState *env, target_ulong arg) |
1014 | { | |
1015 | int32_t b, i; | |
1016 | int32_t ovf = 0; | |
1017 | int32_t avf = 0; | |
1018 | int32_t ret = 0; | |
1019 | ||
1020 | for (i = 0; i < 4; i++) { | |
1021 | b = sextract32(arg, i * 8, 8); | |
1022 | b = (b >= 0) ? b : (0 - b); | |
1023 | ovf |= (b > 0x7F) || (b < -0x80); | |
1024 | avf |= b ^ b * 2u; | |
1025 | ret |= (b & 0xff) << (i * 8); | |
1026 | } | |
1027 | ||
1028 | env->PSW_USB_V = ovf << 31; | |
1029 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1030 | env->PSW_USB_AV = avf << 24; | |
1031 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1032 | ||
1033 | return ret; | |
1034 | } | |
1035 | ||
1036 | uint32_t helper_abs_h(CPUTriCoreState *env, target_ulong arg) | |
1037 | { | |
1038 | int32_t h, i; | |
1039 | int32_t ovf = 0; | |
1040 | int32_t avf = 0; | |
1041 | int32_t ret = 0; | |
1042 | ||
1043 | for (i = 0; i < 2; i++) { | |
1044 | h = sextract32(arg, i * 16, 16); | |
1045 | h = (h >= 0) ? h : (0 - h); | |
1046 | ovf |= (h > 0x7FFF) || (h < -0x8000); | |
1047 | avf |= h ^ h * 2u; | |
1048 | ret |= (h & 0xffff) << (i * 16); | |
1049 | } | |
1050 | ||
1051 | env->PSW_USB_V = ovf << 31; | |
1052 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1053 | env->PSW_USB_AV = avf << 16; | |
1054 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1055 | ||
1056 | return ret; | |
1057 | } | |
1058 | ||
1059 | uint32_t helper_absdif_b(CPUTriCoreState *env, target_ulong r1, target_ulong r2) | |
1060 | { | |
1061 | int32_t b, i; | |
1062 | int32_t extr_r2; | |
1063 | int32_t ovf = 0; | |
1064 | int32_t avf = 0; | |
1065 | int32_t ret = 0; | |
1066 | ||
1067 | for (i = 0; i < 4; i++) { | |
1068 | extr_r2 = sextract32(r2, i * 8, 8); | |
1069 | b = sextract32(r1, i * 8, 8); | |
1070 | b = (b > extr_r2) ? (b - extr_r2) : (extr_r2 - b); | |
1071 | ovf |= (b > 0x7F) || (b < -0x80); | |
1072 | avf |= b ^ b * 2u; | |
1073 | ret |= (b & 0xff) << (i * 8); | |
1074 | } | |
1075 | ||
1076 | env->PSW_USB_V = ovf << 31; | |
1077 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1078 | env->PSW_USB_AV = avf << 24; | |
1079 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1080 | return ret; | |
1081 | } | |
1082 | ||
1083 | uint32_t helper_absdif_h(CPUTriCoreState *env, target_ulong r1, target_ulong r2) | |
1084 | { | |
1085 | int32_t h, i; | |
1086 | int32_t extr_r2; | |
1087 | int32_t ovf = 0; | |
1088 | int32_t avf = 0; | |
1089 | int32_t ret = 0; | |
1090 | ||
1091 | for (i = 0; i < 2; i++) { | |
1092 | extr_r2 = sextract32(r2, i * 16, 16); | |
1093 | h = sextract32(r1, i * 16, 16); | |
1094 | h = (h > extr_r2) ? (h - extr_r2) : (extr_r2 - h); | |
1095 | ovf |= (h > 0x7FFF) || (h < -0x8000); | |
1096 | avf |= h ^ h * 2u; | |
1097 | ret |= (h & 0xffff) << (i * 16); | |
1098 | } | |
1099 | ||
1100 | env->PSW_USB_V = ovf << 31; | |
1101 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1102 | env->PSW_USB_AV = avf << 16; | |
1103 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1104 | ||
1105 | return ret; | |
1106 | } | |
1107 | ||
2e430e1c BK |
1108 | uint32_t helper_addr_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l, |
1109 | uint32_t r2_h) | |
1110 | { | |
1111 | int64_t mul_res0 = sextract64(r1, 0, 32); | |
1112 | int64_t mul_res1 = sextract64(r1, 32, 32); | |
1113 | int64_t r2_low = sextract64(r2_l, 0, 32); | |
1114 | int64_t r2_high = sextract64(r2_h, 0, 32); | |
1115 | int64_t result0, result1; | |
1116 | uint32_t ovf0, ovf1; | |
1117 | uint32_t avf0, avf1; | |
1118 | ||
1119 | ovf0 = ovf1 = 0; | |
1120 | ||
1121 | result0 = r2_low + mul_res0 + 0x8000; | |
1122 | result1 = r2_high + mul_res1 + 0x8000; | |
1123 | ||
1124 | if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) { | |
1125 | ovf0 = (1 << 31); | |
1126 | } | |
1127 | ||
1128 | if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) { | |
1129 | ovf1 = (1 << 31); | |
1130 | } | |
1131 | ||
1132 | env->PSW_USB_V = ovf0 | ovf1; | |
1133 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1134 | ||
1135 | avf0 = result0 * 2u; | |
1136 | avf0 = result0 ^ avf0; | |
1137 | avf1 = result1 * 2u; | |
1138 | avf1 = result1 ^ avf1; | |
1139 | ||
1140 | env->PSW_USB_AV = avf0 | avf1; | |
1141 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1142 | ||
1143 | return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL); | |
1144 | } | |
1145 | ||
bebe80fc BK |
1146 | uint32_t helper_addsur_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l, |
1147 | uint32_t r2_h) | |
1148 | { | |
1149 | int64_t mul_res0 = sextract64(r1, 0, 32); | |
1150 | int64_t mul_res1 = sextract64(r1, 32, 32); | |
1151 | int64_t r2_low = sextract64(r2_l, 0, 32); | |
1152 | int64_t r2_high = sextract64(r2_h, 0, 32); | |
1153 | int64_t result0, result1; | |
1154 | uint32_t ovf0, ovf1; | |
1155 | uint32_t avf0, avf1; | |
1156 | ||
1157 | ovf0 = ovf1 = 0; | |
1158 | ||
1159 | result0 = r2_low - mul_res0 + 0x8000; | |
1160 | result1 = r2_high + mul_res1 + 0x8000; | |
1161 | ||
1162 | if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) { | |
1163 | ovf0 = (1 << 31); | |
1164 | } | |
1165 | ||
1166 | if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) { | |
1167 | ovf1 = (1 << 31); | |
1168 | } | |
1169 | ||
1170 | env->PSW_USB_V = ovf0 | ovf1; | |
1171 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1172 | ||
1173 | avf0 = result0 * 2u; | |
1174 | avf0 = result0 ^ avf0; | |
1175 | avf1 = result1 * 2u; | |
1176 | avf1 = result1 ^ avf1; | |
1177 | ||
1178 | env->PSW_USB_AV = avf0 | avf1; | |
1179 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1180 | ||
1181 | return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL); | |
1182 | } | |
1183 | ||
b00aa8ec BK |
1184 | uint32_t helper_maddr_q(CPUTriCoreState *env, uint32_t r1, uint32_t r2, |
1185 | uint32_t r3, uint32_t n) | |
1186 | { | |
1187 | int64_t t1 = sextract64(r1, 0, 32); | |
1188 | int64_t t2 = sextract64(r2, 0, 32); | |
1189 | int64_t t3 = sextract64(r3, 0, 32); | |
1190 | int64_t mul, ret; | |
1191 | ||
1192 | if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) { | |
1193 | mul = 0x7fffffff; | |
1194 | } else { | |
1195 | mul = (t2 * t3) << n; | |
1196 | } | |
1197 | ||
1198 | ret = t1 + mul + 0x8000; | |
1199 | ||
1200 | if ((ret > 0x7fffffffll) || (ret < -0x80000000ll)) { | |
1201 | env->PSW_USB_V = (1 << 31); | |
1202 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1203 | } else { | |
1204 | env->PSW_USB_V = 0; | |
1205 | } | |
1206 | env->PSW_USB_AV = ret ^ ret * 2u; | |
1207 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1208 | ||
1209 | return ret & 0xffff0000ll; | |
1210 | } | |
1211 | ||
d5de7839 BK |
1212 | uint32_t helper_add_b(CPUTriCoreState *env, target_ulong r1, target_ulong r2) |
1213 | { | |
1214 | int32_t b, i; | |
1215 | int32_t extr_r1, extr_r2; | |
1216 | int32_t ovf = 0; | |
1217 | int32_t avf = 0; | |
1218 | uint32_t ret = 0; | |
1219 | ||
1220 | for (i = 0; i < 4; i++) { | |
1221 | extr_r1 = sextract32(r1, i * 8, 8); | |
1222 | extr_r2 = sextract32(r2, i * 8, 8); | |
1223 | ||
1224 | b = extr_r1 + extr_r2; | |
1225 | ovf |= ((b > 0x7f) || (b < -0x80)); | |
1226 | avf |= b ^ b * 2u; | |
1227 | ret |= ((b & 0xff) << (i*8)); | |
1228 | } | |
1229 | ||
1230 | env->PSW_USB_V = (ovf << 31); | |
1231 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1232 | env->PSW_USB_AV = avf << 24; | |
1233 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1234 | ||
1235 | return ret; | |
1236 | } | |
1237 | ||
1238 | uint32_t helper_add_h(CPUTriCoreState *env, target_ulong r1, target_ulong r2) | |
1239 | { | |
1240 | int32_t h, i; | |
1241 | int32_t extr_r1, extr_r2; | |
1242 | int32_t ovf = 0; | |
1243 | int32_t avf = 0; | |
1244 | int32_t ret = 0; | |
1245 | ||
1246 | for (i = 0; i < 2; i++) { | |
1247 | extr_r1 = sextract32(r1, i * 16, 16); | |
1248 | extr_r2 = sextract32(r2, i * 16, 16); | |
1249 | h = extr_r1 + extr_r2; | |
1250 | ovf |= ((h > 0x7fff) || (h < -0x8000)); | |
1251 | avf |= h ^ h * 2u; | |
1252 | ret |= (h & 0xffff) << (i * 16); | |
1253 | } | |
1254 | ||
1255 | env->PSW_USB_V = (ovf << 31); | |
1256 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1257 | env->PSW_USB_AV = (avf << 16); | |
1258 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1259 | ||
1260 | return ret; | |
1261 | } | |
1262 | ||
f4aef476 BK |
1263 | uint32_t helper_subr_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l, |
1264 | uint32_t r2_h) | |
1265 | { | |
1266 | int64_t mul_res0 = sextract64(r1, 0, 32); | |
1267 | int64_t mul_res1 = sextract64(r1, 32, 32); | |
1268 | int64_t r2_low = sextract64(r2_l, 0, 32); | |
1269 | int64_t r2_high = sextract64(r2_h, 0, 32); | |
1270 | int64_t result0, result1; | |
1271 | uint32_t ovf0, ovf1; | |
1272 | uint32_t avf0, avf1; | |
1273 | ||
1274 | ovf0 = ovf1 = 0; | |
1275 | ||
1276 | result0 = r2_low - mul_res0 + 0x8000; | |
1277 | result1 = r2_high - mul_res1 + 0x8000; | |
1278 | ||
1279 | if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) { | |
1280 | ovf0 = (1 << 31); | |
1281 | } | |
1282 | ||
1283 | if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) { | |
1284 | ovf1 = (1 << 31); | |
1285 | } | |
1286 | ||
1287 | env->PSW_USB_V = ovf0 | ovf1; | |
1288 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1289 | ||
1290 | avf0 = result0 * 2u; | |
1291 | avf0 = result0 ^ avf0; | |
1292 | avf1 = result1 * 2u; | |
1293 | avf1 = result1 ^ avf1; | |
1294 | ||
1295 | env->PSW_USB_AV = avf0 | avf1; | |
1296 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1297 | ||
1298 | return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL); | |
1299 | } | |
1300 | ||
068fac77 BK |
1301 | uint32_t helper_subadr_h(CPUTriCoreState *env, uint64_t r1, uint32_t r2_l, |
1302 | uint32_t r2_h) | |
1303 | { | |
1304 | int64_t mul_res0 = sextract64(r1, 0, 32); | |
1305 | int64_t mul_res1 = sextract64(r1, 32, 32); | |
1306 | int64_t r2_low = sextract64(r2_l, 0, 32); | |
1307 | int64_t r2_high = sextract64(r2_h, 0, 32); | |
1308 | int64_t result0, result1; | |
1309 | uint32_t ovf0, ovf1; | |
1310 | uint32_t avf0, avf1; | |
1311 | ||
1312 | ovf0 = ovf1 = 0; | |
1313 | ||
1314 | result0 = r2_low + mul_res0 + 0x8000; | |
1315 | result1 = r2_high - mul_res1 + 0x8000; | |
1316 | ||
1317 | if ((result0 > INT32_MAX) || (result0 < INT32_MIN)) { | |
1318 | ovf0 = (1 << 31); | |
1319 | } | |
1320 | ||
1321 | if ((result1 > INT32_MAX) || (result1 < INT32_MIN)) { | |
1322 | ovf1 = (1 << 31); | |
1323 | } | |
1324 | ||
1325 | env->PSW_USB_V = ovf0 | ovf1; | |
1326 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1327 | ||
1328 | avf0 = result0 * 2u; | |
1329 | avf0 = result0 ^ avf0; | |
1330 | avf1 = result1 * 2u; | |
1331 | avf1 = result1 ^ avf1; | |
1332 | ||
1333 | env->PSW_USB_AV = avf0 | avf1; | |
1334 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1335 | ||
1336 | return (result1 & 0xffff0000ULL) | ((result0 >> 16) & 0xffffULL); | |
1337 | } | |
1338 | ||
62e47b2e BK |
1339 | uint32_t helper_msubr_q(CPUTriCoreState *env, uint32_t r1, uint32_t r2, |
1340 | uint32_t r3, uint32_t n) | |
1341 | { | |
1342 | int64_t t1 = sextract64(r1, 0, 32); | |
1343 | int64_t t2 = sextract64(r2, 0, 32); | |
1344 | int64_t t3 = sextract64(r3, 0, 32); | |
1345 | int64_t mul, ret; | |
1346 | ||
1347 | if ((t2 == -0x8000ll) && (t3 == -0x8000ll) && (n == 1)) { | |
1348 | mul = 0x7fffffff; | |
1349 | } else { | |
1350 | mul = (t2 * t3) << n; | |
1351 | } | |
1352 | ||
1353 | ret = t1 - mul + 0x8000; | |
1354 | ||
1355 | if ((ret > 0x7fffffffll) || (ret < -0x80000000ll)) { | |
1356 | env->PSW_USB_V = (1 << 31); | |
1357 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1358 | } else { | |
1359 | env->PSW_USB_V = 0; | |
1360 | } | |
1361 | env->PSW_USB_AV = ret ^ ret * 2u; | |
1362 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1363 | ||
1364 | return ret & 0xffff0000ll; | |
1365 | } | |
1366 | ||
d5de7839 BK |
1367 | uint32_t helper_sub_b(CPUTriCoreState *env, target_ulong r1, target_ulong r2) |
1368 | { | |
1369 | int32_t b, i; | |
1370 | int32_t extr_r1, extr_r2; | |
1371 | int32_t ovf = 0; | |
1372 | int32_t avf = 0; | |
1373 | uint32_t ret = 0; | |
1374 | ||
1375 | for (i = 0; i < 4; i++) { | |
1376 | extr_r1 = sextract32(r1, i * 8, 8); | |
1377 | extr_r2 = sextract32(r2, i * 8, 8); | |
1378 | ||
1379 | b = extr_r1 - extr_r2; | |
1380 | ovf |= ((b > 0x7f) || (b < -0x80)); | |
1381 | avf |= b ^ b * 2u; | |
1382 | ret |= ((b & 0xff) << (i*8)); | |
1383 | } | |
1384 | ||
1385 | env->PSW_USB_V = (ovf << 31); | |
1386 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1387 | env->PSW_USB_AV = avf << 24; | |
1388 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1389 | ||
1390 | return ret; | |
1391 | } | |
1392 | ||
1393 | uint32_t helper_sub_h(CPUTriCoreState *env, target_ulong r1, target_ulong r2) | |
1394 | { | |
1395 | int32_t h, i; | |
1396 | int32_t extr_r1, extr_r2; | |
1397 | int32_t ovf = 0; | |
1398 | int32_t avf = 0; | |
1399 | int32_t ret = 0; | |
1400 | ||
1401 | for (i = 0; i < 2; i++) { | |
1402 | extr_r1 = sextract32(r1, i * 16, 16); | |
1403 | extr_r2 = sextract32(r2, i * 16, 16); | |
1404 | h = extr_r1 - extr_r2; | |
1405 | ovf |= ((h > 0x7fff) || (h < -0x8000)); | |
1406 | avf |= h ^ h * 2u; | |
1407 | ret |= (h & 0xffff) << (i * 16); | |
1408 | } | |
1409 | ||
1410 | env->PSW_USB_V = (ovf << 31); | |
1411 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1412 | env->PSW_USB_AV = avf << 16; | |
1413 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1414 | ||
1415 | return ret; | |
1416 | } | |
1417 | ||
1418 | uint32_t helper_eq_b(target_ulong r1, target_ulong r2) | |
1419 | { | |
1420 | int32_t ret; | |
1421 | int32_t i, msk; | |
1422 | ||
1423 | ret = 0; | |
1424 | msk = 0xff; | |
1425 | for (i = 0; i < 4; i++) { | |
1426 | if ((r1 & msk) == (r2 & msk)) { | |
1427 | ret |= msk; | |
1428 | } | |
1429 | msk = msk << 8; | |
1430 | } | |
1431 | ||
1432 | return ret; | |
1433 | } | |
1434 | ||
1435 | uint32_t helper_eq_h(target_ulong r1, target_ulong r2) | |
1436 | { | |
1437 | int32_t ret = 0; | |
1438 | ||
1439 | if ((r1 & 0xffff) == (r2 & 0xffff)) { | |
1440 | ret = 0xffff; | |
1441 | } | |
1442 | ||
1443 | if ((r1 & 0xffff0000) == (r2 & 0xffff0000)) { | |
1444 | ret |= 0xffff0000; | |
1445 | } | |
1446 | ||
1447 | return ret; | |
1448 | } | |
1449 | ||
1450 | uint32_t helper_eqany_b(target_ulong r1, target_ulong r2) | |
1451 | { | |
1452 | int32_t i; | |
1453 | uint32_t ret = 0; | |
1454 | ||
1455 | for (i = 0; i < 4; i++) { | |
1456 | ret |= (sextract32(r1, i * 8, 8) == sextract32(r2, i * 8, 8)); | |
1457 | } | |
1458 | ||
1459 | return ret; | |
1460 | } | |
1461 | ||
1462 | uint32_t helper_eqany_h(target_ulong r1, target_ulong r2) | |
1463 | { | |
1464 | uint32_t ret; | |
1465 | ||
1466 | ret = (sextract32(r1, 0, 16) == sextract32(r2, 0, 16)); | |
1467 | ret |= (sextract32(r1, 16, 16) == sextract32(r2, 16, 16)); | |
1468 | ||
1469 | return ret; | |
1470 | } | |
1471 | ||
1472 | uint32_t helper_lt_b(target_ulong r1, target_ulong r2) | |
1473 | { | |
1474 | int32_t i; | |
1475 | uint32_t ret = 0; | |
1476 | ||
1477 | for (i = 0; i < 4; i++) { | |
1478 | if (sextract32(r1, i * 8, 8) < sextract32(r2, i * 8, 8)) { | |
1479 | ret |= (0xff << (i * 8)); | |
1480 | } | |
1481 | } | |
1482 | ||
1483 | return ret; | |
1484 | } | |
1485 | ||
1486 | uint32_t helper_lt_bu(target_ulong r1, target_ulong r2) | |
1487 | { | |
1488 | int32_t i; | |
1489 | uint32_t ret = 0; | |
1490 | ||
1491 | for (i = 0; i < 4; i++) { | |
1492 | if (extract32(r1, i * 8, 8) < extract32(r2, i * 8, 8)) { | |
1493 | ret |= (0xff << (i * 8)); | |
1494 | } | |
1495 | } | |
1496 | ||
1497 | return ret; | |
1498 | } | |
1499 | ||
1500 | uint32_t helper_lt_h(target_ulong r1, target_ulong r2) | |
1501 | { | |
1502 | uint32_t ret = 0; | |
1503 | ||
1504 | if (sextract32(r1, 0, 16) < sextract32(r2, 0, 16)) { | |
1505 | ret |= 0xffff; | |
1506 | } | |
1507 | ||
1508 | if (sextract32(r1, 16, 16) < sextract32(r2, 16, 16)) { | |
1509 | ret |= 0xffff0000; | |
1510 | } | |
1511 | ||
1512 | return ret; | |
1513 | } | |
1514 | ||
1515 | uint32_t helper_lt_hu(target_ulong r1, target_ulong r2) | |
1516 | { | |
1517 | uint32_t ret = 0; | |
1518 | ||
1519 | if (extract32(r1, 0, 16) < extract32(r2, 0, 16)) { | |
1520 | ret |= 0xffff; | |
1521 | } | |
1522 | ||
1523 | if (extract32(r1, 16, 16) < extract32(r2, 16, 16)) { | |
1524 | ret |= 0xffff0000; | |
1525 | } | |
1526 | ||
1527 | return ret; | |
1528 | } | |
1529 | ||
1530 | #define EXTREMA_H_B(name, op) \ | |
1531 | uint32_t helper_##name ##_b(target_ulong r1, target_ulong r2) \ | |
1532 | { \ | |
1533 | int32_t i, extr_r1, extr_r2; \ | |
1534 | uint32_t ret = 0; \ | |
1535 | \ | |
1536 | for (i = 0; i < 4; i++) { \ | |
1537 | extr_r1 = sextract32(r1, i * 8, 8); \ | |
1538 | extr_r2 = sextract32(r2, i * 8, 8); \ | |
1539 | extr_r1 = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \ | |
1540 | ret |= (extr_r1 & 0xff) << (i * 8); \ | |
1541 | } \ | |
1542 | return ret; \ | |
1543 | } \ | |
1544 | \ | |
1545 | uint32_t helper_##name ##_bu(target_ulong r1, target_ulong r2)\ | |
1546 | { \ | |
1547 | int32_t i; \ | |
1548 | uint32_t extr_r1, extr_r2; \ | |
1549 | uint32_t ret = 0; \ | |
1550 | \ | |
1551 | for (i = 0; i < 4; i++) { \ | |
1552 | extr_r1 = extract32(r1, i * 8, 8); \ | |
1553 | extr_r2 = extract32(r2, i * 8, 8); \ | |
1554 | extr_r1 = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \ | |
1555 | ret |= (extr_r1 & 0xff) << (i * 8); \ | |
1556 | } \ | |
1557 | return ret; \ | |
1558 | } \ | |
1559 | \ | |
1560 | uint32_t helper_##name ##_h(target_ulong r1, target_ulong r2) \ | |
1561 | { \ | |
1562 | int32_t extr_r1, extr_r2; \ | |
1563 | uint32_t ret = 0; \ | |
1564 | \ | |
1565 | extr_r1 = sextract32(r1, 0, 16); \ | |
1566 | extr_r2 = sextract32(r2, 0, 16); \ | |
1567 | ret = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \ | |
1568 | ret = ret & 0xffff; \ | |
1569 | \ | |
1570 | extr_r1 = sextract32(r1, 16, 16); \ | |
1571 | extr_r2 = sextract32(r2, 16, 16); \ | |
1572 | extr_r1 = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \ | |
1573 | ret |= extr_r1 << 16; \ | |
1574 | \ | |
1575 | return ret; \ | |
1576 | } \ | |
1577 | \ | |
1578 | uint32_t helper_##name ##_hu(target_ulong r1, target_ulong r2)\ | |
1579 | { \ | |
1580 | uint32_t extr_r1, extr_r2; \ | |
1581 | uint32_t ret = 0; \ | |
1582 | \ | |
1583 | extr_r1 = extract32(r1, 0, 16); \ | |
1584 | extr_r2 = extract32(r2, 0, 16); \ | |
1585 | ret = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \ | |
1586 | ret = ret & 0xffff; \ | |
1587 | \ | |
1588 | extr_r1 = extract32(r1, 16, 16); \ | |
1589 | extr_r2 = extract32(r2, 16, 16); \ | |
1590 | extr_r1 = (extr_r1 op extr_r2) ? extr_r1 : extr_r2; \ | |
1591 | ret |= extr_r1 << (16); \ | |
1592 | \ | |
1593 | return ret; \ | |
1594 | } \ | |
09532255 BK |
1595 | \ |
1596 | uint64_t helper_ix##name(uint64_t r1, uint32_t r2) \ | |
1597 | { \ | |
1598 | int64_t r2l, r2h, r1hl; \ | |
1599 | uint64_t ret = 0; \ | |
1600 | \ | |
1601 | ret = ((r1 + 2) & 0xffff); \ | |
1602 | r2l = sextract64(r2, 0, 16); \ | |
1603 | r2h = sextract64(r2, 16, 16); \ | |
1604 | r1hl = sextract64(r1, 32, 16); \ | |
1605 | \ | |
1606 | if ((r2l op ## = r2h) && (r2l op r1hl)) { \ | |
1607 | ret |= (r2l & 0xffff) << 32; \ | |
1608 | ret |= extract64(r1, 0, 16) << 16; \ | |
1609 | } else if ((r2h op r2l) && (r2h op r1hl)) { \ | |
1610 | ret |= extract64(r2, 16, 16) << 32; \ | |
1611 | ret |= extract64(r1 + 1, 0, 16) << 16; \ | |
1612 | } else { \ | |
1613 | ret |= r1 & 0xffffffff0000ull; \ | |
1614 | } \ | |
1615 | return ret; \ | |
1616 | } \ | |
1617 | \ | |
1618 | uint64_t helper_ix##name ##_u(uint64_t r1, uint32_t r2) \ | |
1619 | { \ | |
1620 | int64_t r2l, r2h, r1hl; \ | |
1621 | uint64_t ret = 0; \ | |
1622 | \ | |
1623 | ret = ((r1 + 2) & 0xffff); \ | |
1624 | r2l = extract64(r2, 0, 16); \ | |
1625 | r2h = extract64(r2, 16, 16); \ | |
1626 | r1hl = extract64(r1, 32, 16); \ | |
1627 | \ | |
1628 | if ((r2l op ## = r2h) && (r2l op r1hl)) { \ | |
1629 | ret |= (r2l & 0xffff) << 32; \ | |
1630 | ret |= extract64(r1, 0, 16) << 16; \ | |
1631 | } else if ((r2h op r2l) && (r2h op r1hl)) { \ | |
1632 | ret |= extract64(r2, 16, 16) << 32; \ | |
1633 | ret |= extract64(r1 + 1, 0, 16) << 16; \ | |
1634 | } else { \ | |
1635 | ret |= r1 & 0xffffffff0000ull; \ | |
1636 | } \ | |
1637 | return ret; \ | |
1638 | } | |
d5de7839 BK |
1639 | |
1640 | EXTREMA_H_B(max, >) | |
1641 | EXTREMA_H_B(min, <) | |
1642 | ||
1643 | #undef EXTREMA_H_B | |
1644 | ||
0b79a781 BK |
1645 | uint32_t helper_clo(target_ulong r1) |
1646 | { | |
1647 | return clo32(r1); | |
1648 | } | |
1649 | ||
1650 | uint32_t helper_clo_h(target_ulong r1) | |
1651 | { | |
1652 | uint32_t ret_hw0 = extract32(r1, 0, 16); | |
1653 | uint32_t ret_hw1 = extract32(r1, 16, 16); | |
1654 | ||
1655 | ret_hw0 = clo32(ret_hw0 << 16); | |
1656 | ret_hw1 = clo32(ret_hw1 << 16); | |
1657 | ||
1658 | if (ret_hw0 > 16) { | |
1659 | ret_hw0 = 16; | |
1660 | } | |
1661 | if (ret_hw1 > 16) { | |
1662 | ret_hw1 = 16; | |
1663 | } | |
1664 | ||
1665 | return ret_hw0 | (ret_hw1 << 16); | |
1666 | } | |
1667 | ||
1668 | uint32_t helper_clz(target_ulong r1) | |
1669 | { | |
1670 | return clz32(r1); | |
1671 | } | |
1672 | ||
1673 | uint32_t helper_clz_h(target_ulong r1) | |
1674 | { | |
1675 | uint32_t ret_hw0 = extract32(r1, 0, 16); | |
1676 | uint32_t ret_hw1 = extract32(r1, 16, 16); | |
1677 | ||
1678 | ret_hw0 = clz32(ret_hw0 << 16); | |
1679 | ret_hw1 = clz32(ret_hw1 << 16); | |
1680 | ||
1681 | if (ret_hw0 > 16) { | |
1682 | ret_hw0 = 16; | |
1683 | } | |
1684 | if (ret_hw1 > 16) { | |
1685 | ret_hw1 = 16; | |
1686 | } | |
1687 | ||
1688 | return ret_hw0 | (ret_hw1 << 16); | |
1689 | } | |
1690 | ||
1691 | uint32_t helper_cls(target_ulong r1) | |
1692 | { | |
1693 | return clrsb32(r1); | |
1694 | } | |
1695 | ||
1696 | uint32_t helper_cls_h(target_ulong r1) | |
1697 | { | |
1698 | uint32_t ret_hw0 = extract32(r1, 0, 16); | |
1699 | uint32_t ret_hw1 = extract32(r1, 16, 16); | |
1700 | ||
1701 | ret_hw0 = clrsb32(ret_hw0 << 16); | |
1702 | ret_hw1 = clrsb32(ret_hw1 << 16); | |
1703 | ||
1704 | if (ret_hw0 > 15) { | |
1705 | ret_hw0 = 15; | |
1706 | } | |
1707 | if (ret_hw1 > 15) { | |
1708 | ret_hw1 = 15; | |
1709 | } | |
1710 | ||
1711 | return ret_hw0 | (ret_hw1 << 16); | |
1712 | } | |
1713 | ||
1714 | uint32_t helper_sh(target_ulong r1, target_ulong r2) | |
1715 | { | |
1716 | int32_t shift_count = sextract32(r2, 0, 6); | |
1717 | ||
1718 | if (shift_count == -32) { | |
1719 | return 0; | |
1720 | } else if (shift_count < 0) { | |
1721 | return r1 >> -shift_count; | |
1722 | } else { | |
1723 | return r1 << shift_count; | |
1724 | } | |
1725 | } | |
1726 | ||
1727 | uint32_t helper_sh_h(target_ulong r1, target_ulong r2) | |
1728 | { | |
1729 | int32_t ret_hw0, ret_hw1; | |
1730 | int32_t shift_count; | |
1731 | ||
1732 | shift_count = sextract32(r2, 0, 5); | |
1733 | ||
1734 | if (shift_count == -16) { | |
1735 | return 0; | |
1736 | } else if (shift_count < 0) { | |
1737 | ret_hw0 = extract32(r1, 0, 16) >> -shift_count; | |
1738 | ret_hw1 = extract32(r1, 16, 16) >> -shift_count; | |
1739 | return (ret_hw0 & 0xffff) | (ret_hw1 << 16); | |
1740 | } else { | |
1741 | ret_hw0 = extract32(r1, 0, 16) << shift_count; | |
1742 | ret_hw1 = extract32(r1, 16, 16) << shift_count; | |
1743 | return (ret_hw0 & 0xffff) | (ret_hw1 << 16); | |
1744 | } | |
1745 | } | |
1746 | ||
1747 | uint32_t helper_sha(CPUTriCoreState *env, target_ulong r1, target_ulong r2) | |
1748 | { | |
1749 | int32_t shift_count; | |
1750 | int64_t result, t1; | |
1751 | uint32_t ret; | |
1752 | ||
1753 | shift_count = sextract32(r2, 0, 6); | |
1754 | t1 = sextract32(r1, 0, 32); | |
1755 | ||
1756 | if (shift_count == 0) { | |
1757 | env->PSW_USB_C = env->PSW_USB_V = 0; | |
1758 | ret = r1; | |
1759 | } else if (shift_count == -32) { | |
1760 | env->PSW_USB_C = r1; | |
1761 | env->PSW_USB_V = 0; | |
1762 | ret = t1 >> 31; | |
1763 | } else if (shift_count > 0) { | |
1764 | result = t1 << shift_count; | |
1765 | /* calc carry */ | |
452e3d49 | 1766 | env->PSW_USB_C = ((result & 0xffffffff00000000ULL) != 0); |
0b79a781 BK |
1767 | /* calc v */ |
1768 | env->PSW_USB_V = (((result > 0x7fffffffLL) || | |
1769 | (result < -0x80000000LL)) << 31); | |
1770 | /* calc sv */ | |
1771 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1772 | ret = (uint32_t)result; | |
1773 | } else { | |
1774 | env->PSW_USB_V = 0; | |
1775 | env->PSW_USB_C = (r1 & ((1 << -shift_count) - 1)); | |
1776 | ret = t1 >> -shift_count; | |
1777 | } | |
1778 | ||
1779 | env->PSW_USB_AV = ret ^ ret * 2u; | |
1780 | env->PSW_USB_SAV |= env->PSW_USB_AV; | |
1781 | ||
1782 | return ret; | |
1783 | } | |
1784 | ||
1785 | uint32_t helper_sha_h(target_ulong r1, target_ulong r2) | |
1786 | { | |
1787 | int32_t shift_count; | |
1788 | int32_t ret_hw0, ret_hw1; | |
1789 | ||
1790 | shift_count = sextract32(r2, 0, 5); | |
1791 | ||
1792 | if (shift_count == 0) { | |
1793 | return r1; | |
1794 | } else if (shift_count < 0) { | |
1795 | ret_hw0 = sextract32(r1, 0, 16) >> -shift_count; | |
1796 | ret_hw1 = sextract32(r1, 16, 16) >> -shift_count; | |
1797 | return (ret_hw0 & 0xffff) | (ret_hw1 << 16); | |
1798 | } else { | |
1799 | ret_hw0 = sextract32(r1, 0, 16) << shift_count; | |
1800 | ret_hw1 = sextract32(r1, 16, 16) << shift_count; | |
1801 | return (ret_hw0 & 0xffff) | (ret_hw1 << 16); | |
1802 | } | |
1803 | } | |
1804 | ||
e2bed107 BK |
1805 | uint32_t helper_bmerge(target_ulong r1, target_ulong r2) |
1806 | { | |
1807 | uint32_t i, ret; | |
1808 | ||
1809 | ret = 0; | |
1810 | for (i = 0; i < 16; i++) { | |
1811 | ret |= (r1 & 1) << (2 * i + 1); | |
1812 | ret |= (r2 & 1) << (2 * i); | |
1813 | r1 = r1 >> 1; | |
1814 | r2 = r2 >> 1; | |
1815 | } | |
1816 | return ret; | |
1817 | } | |
1818 | ||
1819 | uint64_t helper_bsplit(uint32_t r1) | |
1820 | { | |
1821 | int32_t i; | |
1822 | uint64_t ret; | |
1823 | ||
1824 | ret = 0; | |
1825 | for (i = 0; i < 32; i = i + 2) { | |
1826 | /* even */ | |
1827 | ret |= (r1 & 1) << (i/2); | |
1828 | r1 = r1 >> 1; | |
1829 | /* odd */ | |
1830 | ret |= (uint64_t)(r1 & 1) << (i/2 + 32); | |
1831 | r1 = r1 >> 1; | |
1832 | } | |
1833 | return ret; | |
1834 | } | |
1835 | ||
1836 | uint32_t helper_parity(target_ulong r1) | |
1837 | { | |
1838 | uint32_t ret; | |
1839 | uint32_t nOnes, i; | |
1840 | ||
1841 | ret = 0; | |
1842 | nOnes = 0; | |
1843 | for (i = 0; i < 8; i++) { | |
1844 | ret ^= (r1 & 1); | |
1845 | r1 = r1 >> 1; | |
1846 | } | |
1847 | /* second byte */ | |
1848 | nOnes = 0; | |
1849 | for (i = 0; i < 8; i++) { | |
1850 | nOnes ^= (r1 & 1); | |
1851 | r1 = r1 >> 1; | |
1852 | } | |
1853 | ret |= nOnes << 8; | |
1854 | /* third byte */ | |
1855 | nOnes = 0; | |
1856 | for (i = 0; i < 8; i++) { | |
1857 | nOnes ^= (r1 & 1); | |
1858 | r1 = r1 >> 1; | |
1859 | } | |
1860 | ret |= nOnes << 16; | |
1861 | /* fourth byte */ | |
1862 | nOnes = 0; | |
1863 | for (i = 0; i < 8; i++) { | |
1864 | nOnes ^= (r1 & 1); | |
1865 | r1 = r1 >> 1; | |
1866 | } | |
1867 | ret |= nOnes << 24; | |
1868 | ||
1869 | return ret; | |
1870 | } | |
1871 | ||
09532255 BK |
1872 | uint32_t helper_pack(uint32_t carry, uint32_t r1_low, uint32_t r1_high, |
1873 | target_ulong r2) | |
1874 | { | |
1875 | uint32_t ret; | |
1876 | int32_t fp_exp, fp_frac, temp_exp, fp_exp_frac; | |
1877 | int32_t int_exp = r1_high; | |
1878 | int32_t int_mant = r1_low; | |
1879 | uint32_t flag_rnd = (int_mant & (1 << 7)) && ( | |
1880 | (int_mant & (1 << 8)) || | |
1881 | (int_mant & 0x7f) || | |
1882 | (carry != 0)); | |
1883 | if (((int_mant & (1<<31)) == 0) && (int_exp == 255)) { | |
1884 | fp_exp = 255; | |
1885 | fp_frac = extract32(int_mant, 8, 23); | |
1886 | } else if ((int_mant & (1<<31)) && (int_exp >= 127)) { | |
1887 | fp_exp = 255; | |
1888 | fp_frac = 0; | |
1889 | } else if ((int_mant & (1<<31)) && (int_exp <= -128)) { | |
1890 | fp_exp = 0; | |
1891 | fp_frac = 0; | |
1892 | } else if (int_mant == 0) { | |
1893 | fp_exp = 0; | |
1894 | fp_frac = 0; | |
1895 | } else { | |
1896 | if (((int_mant & (1 << 31)) == 0)) { | |
1897 | temp_exp = 0; | |
1898 | } else { | |
1899 | temp_exp = int_exp + 128; | |
1900 | } | |
1901 | fp_exp_frac = (((temp_exp & 0xff) << 23) | | |
1902 | extract32(int_mant, 8, 23)) | |
1903 | + flag_rnd; | |
1904 | fp_exp = extract32(fp_exp_frac, 23, 8); | |
1905 | fp_frac = extract32(fp_exp_frac, 0, 23); | |
1906 | } | |
1907 | ret = r2 & (1 << 31); | |
1908 | ret = ret + (fp_exp << 23); | |
1909 | ret = ret + (fp_frac & 0x7fffff); | |
1910 | ||
1911 | return ret; | |
1912 | } | |
1913 | ||
e2bed107 BK |
1914 | uint64_t helper_unpack(target_ulong arg1) |
1915 | { | |
1916 | int32_t fp_exp = extract32(arg1, 23, 8); | |
1917 | int32_t fp_frac = extract32(arg1, 0, 23); | |
1918 | uint64_t ret; | |
1919 | int32_t int_exp, int_mant; | |
1920 | ||
1921 | if (fp_exp == 255) { | |
1922 | int_exp = 255; | |
1923 | int_mant = (fp_frac << 7); | |
1924 | } else if ((fp_exp == 0) && (fp_frac == 0)) { | |
1925 | int_exp = -127; | |
1926 | int_mant = 0; | |
1927 | } else if ((fp_exp == 0) && (fp_frac != 0)) { | |
1928 | int_exp = -126; | |
1929 | int_mant = (fp_frac << 7); | |
1930 | } else { | |
1931 | int_exp = fp_exp - 127; | |
1932 | int_mant = (fp_frac << 7); | |
1933 | int_mant |= (1 << 30); | |
1934 | } | |
1935 | ret = int_exp; | |
1936 | ret = ret << 32; | |
1937 | ret |= int_mant; | |
1938 | ||
1939 | return ret; | |
1940 | } | |
1941 | ||
1942 | uint64_t helper_dvinit_b_13(CPUTriCoreState *env, uint32_t r1, uint32_t r2) | |
1943 | { | |
1944 | uint64_t ret; | |
f69c24e4 | 1945 | int32_t abs_sig_dividend, abs_divisor; |
e2bed107 BK |
1946 | |
1947 | ret = sextract32(r1, 0, 32); | |
1948 | ret = ret << 24; | |
e2bed107 BK |
1949 | if (!((r1 & 0x80000000) == (r2 & 0x80000000))) { |
1950 | ret |= 0xffffff; | |
e2bed107 BK |
1951 | } |
1952 | ||
f69c24e4 | 1953 | abs_sig_dividend = abs((int32_t)r1) >> 8; |
30a0d72f | 1954 | abs_divisor = abs((int32_t)r2); |
f69c24e4 BK |
1955 | /* calc overflow |
1956 | ofv if (a/b >= 255) <=> (a/255 >= b) */ | |
1957 | env->PSW_USB_V = (abs_sig_dividend >= abs_divisor) << 31; | |
e2bed107 BK |
1958 | env->PSW_USB_V = env->PSW_USB_V << 31; |
1959 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1960 | env->PSW_USB_AV = 0; | |
1961 | ||
1962 | return ret; | |
1963 | } | |
1964 | ||
1965 | uint64_t helper_dvinit_b_131(CPUTriCoreState *env, uint32_t r1, uint32_t r2) | |
1966 | { | |
1967 | uint64_t ret = sextract32(r1, 0, 32); | |
1968 | ||
1969 | ret = ret << 24; | |
1970 | if (!((r1 & 0x80000000) == (r2 & 0x80000000))) { | |
1971 | ret |= 0xffffff; | |
1972 | } | |
1973 | /* calc overflow */ | |
1974 | env->PSW_USB_V = ((r2 == 0) || ((r2 == 0xffffffff) && (r1 == 0xffffff80))); | |
1975 | env->PSW_USB_V = env->PSW_USB_V << 31; | |
1976 | env->PSW_USB_SV |= env->PSW_USB_V; | |
1977 | env->PSW_USB_AV = 0; | |
1978 | ||
1979 | return ret; | |
1980 | } | |
1981 | ||
1982 | uint64_t helper_dvinit_h_13(CPUTriCoreState *env, uint32_t r1, uint32_t r2) | |
1983 | { | |
1984 | uint64_t ret; | |
f69c24e4 | 1985 | int32_t abs_sig_dividend, abs_divisor; |
e2bed107 BK |
1986 | |
1987 | ret = sextract32(r1, 0, 32); | |
1988 | ret = ret << 16; | |
e2bed107 BK |
1989 | if (!((r1 & 0x80000000) == (r2 & 0x80000000))) { |
1990 | ret |= 0xffff; | |
e2bed107 BK |
1991 | } |
1992 | ||
f69c24e4 | 1993 | abs_sig_dividend = abs((int32_t)r1) >> 16; |
30a0d72f | 1994 | abs_divisor = abs((int32_t)r2); |
f69c24e4 BK |
1995 | /* calc overflow |
1996 | ofv if (a/b >= 0xffff) <=> (a/0xffff >= b) */ | |
1997 | env->PSW_USB_V = (abs_sig_dividend >= abs_divisor) << 31; | |
e2bed107 BK |
1998 | env->PSW_USB_V = env->PSW_USB_V << 31; |
1999 | env->PSW_USB_SV |= env->PSW_USB_V; | |
2000 | env->PSW_USB_AV = 0; | |
2001 | ||
2002 | return ret; | |
2003 | } | |
2004 | ||
2005 | uint64_t helper_dvinit_h_131(CPUTriCoreState *env, uint32_t r1, uint32_t r2) | |
2006 | { | |
2007 | uint64_t ret = sextract32(r1, 0, 32); | |
2008 | ||
2009 | ret = ret << 16; | |
2010 | if (!((r1 & 0x80000000) == (r2 & 0x80000000))) { | |
2011 | ret |= 0xffff; | |
2012 | } | |
2013 | /* calc overflow */ | |
2014 | env->PSW_USB_V = ((r2 == 0) || ((r2 == 0xffffffff) && (r1 == 0xffff8000))); | |
2015 | env->PSW_USB_V = env->PSW_USB_V << 31; | |
2016 | env->PSW_USB_SV |= env->PSW_USB_V; | |
2017 | env->PSW_USB_AV = 0; | |
2018 | ||
2019 | return ret; | |
2020 | } | |
2021 | ||
09532255 BK |
2022 | uint64_t helper_dvadj(uint64_t r1, uint32_t r2) |
2023 | { | |
2024 | int32_t x_sign = (r1 >> 63); | |
2025 | int32_t q_sign = x_sign ^ (r2 >> 31); | |
2026 | int32_t eq_pos = x_sign & ((r1 >> 32) == r2); | |
2027 | int32_t eq_neg = x_sign & ((r1 >> 32) == -r2); | |
2028 | uint32_t quotient; | |
2029 | uint64_t ret, remainder; | |
2030 | ||
2031 | if ((q_sign & ~eq_neg) | eq_pos) { | |
2032 | quotient = (r1 + 1) & 0xffffffff; | |
2033 | } else { | |
2034 | quotient = r1 & 0xffffffff; | |
2035 | } | |
2036 | ||
2037 | if (eq_pos | eq_neg) { | |
2038 | remainder = 0; | |
2039 | } else { | |
2040 | remainder = (r1 & 0xffffffff00000000ull); | |
2041 | } | |
2042 | ret = remainder|quotient; | |
2043 | return ret; | |
2044 | } | |
2045 | ||
2046 | uint64_t helper_dvstep(uint64_t r1, uint32_t r2) | |
2047 | { | |
2048 | int32_t dividend_sign = extract64(r1, 63, 1); | |
2049 | int32_t divisor_sign = extract32(r2, 31, 1); | |
2050 | int32_t quotient_sign = (dividend_sign != divisor_sign); | |
2051 | int32_t addend, dividend_quotient, remainder; | |
2052 | int32_t i, temp; | |
2053 | ||
2054 | if (quotient_sign) { | |
2055 | addend = r2; | |
2056 | } else { | |
2057 | addend = -r2; | |
2058 | } | |
2059 | dividend_quotient = (int32_t)r1; | |
2060 | remainder = (int32_t)(r1 >> 32); | |
2061 | ||
2062 | for (i = 0; i < 8; i++) { | |
2063 | remainder = (remainder << 1) | extract32(dividend_quotient, 31, 1); | |
2064 | dividend_quotient <<= 1; | |
2065 | temp = remainder + addend; | |
2066 | if ((temp < 0) == dividend_sign) { | |
2067 | remainder = temp; | |
2068 | } | |
2069 | if (((temp < 0) == dividend_sign)) { | |
2070 | dividend_quotient = dividend_quotient | !quotient_sign; | |
2071 | } else { | |
2072 | dividend_quotient = dividend_quotient | quotient_sign; | |
2073 | } | |
2074 | } | |
2075 | return ((uint64_t)remainder << 32) | (uint32_t)dividend_quotient; | |
2076 | } | |
2077 | ||
2078 | uint64_t helper_dvstep_u(uint64_t r1, uint32_t r2) | |
2079 | { | |
2080 | int32_t dividend_quotient = extract64(r1, 0, 32); | |
2081 | int64_t remainder = extract64(r1, 32, 32); | |
2082 | int32_t i; | |
2083 | int64_t temp; | |
2084 | for (i = 0; i < 8; i++) { | |
2085 | remainder = (remainder << 1) | extract32(dividend_quotient, 31, 1); | |
2086 | dividend_quotient <<= 1; | |
2087 | temp = (remainder & 0xffffffff) - r2; | |
2088 | if (temp >= 0) { | |
2089 | remainder = temp; | |
2090 | } | |
2091 | dividend_quotient = dividend_quotient | !(temp < 0); | |
2092 | } | |
2093 | return ((uint64_t)remainder << 32) | (uint32_t)dividend_quotient; | |
2094 | } | |
2095 | ||
9655b932 BK |
2096 | uint64_t helper_mul_h(uint32_t arg00, uint32_t arg01, |
2097 | uint32_t arg10, uint32_t arg11, uint32_t n) | |
2098 | { | |
2099 | uint64_t ret; | |
2100 | uint32_t result0, result1; | |
2101 | ||
2102 | int32_t sc1 = ((arg00 & 0xffff) == 0x8000) && | |
2103 | ((arg10 & 0xffff) == 0x8000) && (n == 1); | |
2104 | int32_t sc0 = ((arg01 & 0xffff) == 0x8000) && | |
2105 | ((arg11 & 0xffff) == 0x8000) && (n == 1); | |
2106 | if (sc1) { | |
2107 | result1 = 0x7fffffff; | |
2108 | } else { | |
2109 | result1 = (((uint32_t)(arg00 * arg10)) << n); | |
2110 | } | |
2111 | if (sc0) { | |
2112 | result0 = 0x7fffffff; | |
2113 | } else { | |
2114 | result0 = (((uint32_t)(arg01 * arg11)) << n); | |
2115 | } | |
2116 | ret = (((uint64_t)result1 << 32)) | result0; | |
2117 | return ret; | |
2118 | } | |
2119 | ||
2120 | uint64_t helper_mulm_h(uint32_t arg00, uint32_t arg01, | |
2121 | uint32_t arg10, uint32_t arg11, uint32_t n) | |
2122 | { | |
2123 | uint64_t ret; | |
2124 | int64_t result0, result1; | |
2125 | ||
2126 | int32_t sc1 = ((arg00 & 0xffff) == 0x8000) && | |
2127 | ((arg10 & 0xffff) == 0x8000) && (n == 1); | |
2128 | int32_t sc0 = ((arg01 & 0xffff) == 0x8000) && | |
2129 | ((arg11 & 0xffff) == 0x8000) && (n == 1); | |
2130 | ||
2131 | if (sc1) { | |
2132 | result1 = 0x7fffffff; | |
2133 | } else { | |
2134 | result1 = (((int32_t)arg00 * (int32_t)arg10) << n); | |
2135 | } | |
2136 | if (sc0) { | |
2137 | result0 = 0x7fffffff; | |
2138 | } else { | |
2139 | result0 = (((int32_t)arg01 * (int32_t)arg11) << n); | |
2140 | } | |
2141 | ret = (result1 + result0); | |
2142 | ret = ret << 16; | |
2143 | return ret; | |
2144 | } | |
2145 | uint32_t helper_mulr_h(uint32_t arg00, uint32_t arg01, | |
2146 | uint32_t arg10, uint32_t arg11, uint32_t n) | |
2147 | { | |
2148 | uint32_t result0, result1; | |
2149 | ||
2150 | int32_t sc1 = ((arg00 & 0xffff) == 0x8000) && | |
2151 | ((arg10 & 0xffff) == 0x8000) && (n == 1); | |
2152 | int32_t sc0 = ((arg01 & 0xffff) == 0x8000) && | |
2153 | ((arg11 & 0xffff) == 0x8000) && (n == 1); | |
2154 | ||
2155 | if (sc1) { | |
2156 | result1 = 0x7fffffff; | |
2157 | } else { | |
2158 | result1 = ((arg00 * arg10) << n) + 0x8000; | |
2159 | } | |
2160 | if (sc0) { | |
2161 | result0 = 0x7fffffff; | |
2162 | } else { | |
2163 | result0 = ((arg01 * arg11) << n) + 0x8000; | |
2164 | } | |
2165 | return (result1 & 0xffff0000) | (result0 >> 16); | |
2166 | } | |
2167 | ||
9a31922b BK |
2168 | /* context save area (CSA) related helpers */ |
2169 | ||
2170 | static int cdc_increment(target_ulong *psw) | |
2171 | { | |
2172 | if ((*psw & MASK_PSW_CDC) == 0x7f) { | |
2173 | return 0; | |
2174 | } | |
2175 | ||
2176 | (*psw)++; | |
2177 | /* check for overflow */ | |
2178 | int lo = clo32((*psw & MASK_PSW_CDC) << (32 - 7)); | |
2179 | int mask = (1u << (7 - lo)) - 1; | |
2180 | int count = *psw & mask; | |
2181 | if (count == 0) { | |
2182 | (*psw)--; | |
2183 | return 1; | |
2184 | } | |
2185 | return 0; | |
2186 | } | |
2187 | ||
2188 | static int cdc_decrement(target_ulong *psw) | |
2189 | { | |
2190 | if ((*psw & MASK_PSW_CDC) == 0x7f) { | |
2191 | return 0; | |
2192 | } | |
2193 | /* check for underflow */ | |
2194 | int lo = clo32((*psw & MASK_PSW_CDC) << (32 - 7)); | |
2195 | int mask = (1u << (7 - lo)) - 1; | |
2196 | int count = *psw & mask; | |
2197 | if (count == 0) { | |
2198 | return 1; | |
2199 | } | |
2200 | (*psw)--; | |
2201 | return 0; | |
2202 | } | |
2203 | ||
44ea3430 BK |
2204 | static bool cdc_zero(target_ulong *psw) |
2205 | { | |
2206 | int cdc = *psw & MASK_PSW_CDC; | |
2207 | /* Returns TRUE if PSW.CDC.COUNT == 0 or if PSW.CDC == | |
2208 | 7'b1111111, otherwise returns FALSE. */ | |
2209 | if (cdc == 0x7f) { | |
2210 | return true; | |
2211 | } | |
2212 | /* find CDC.COUNT */ | |
2213 | int lo = clo32((*psw & MASK_PSW_CDC) << (32 - 7)); | |
2214 | int mask = (1u << (7 - lo)) - 1; | |
2215 | int count = *psw & mask; | |
2216 | return count == 0; | |
2217 | } | |
2218 | ||
030c58df | 2219 | static void save_context_upper(CPUTriCoreState *env, int ea) |
9a31922b | 2220 | { |
9a31922b BK |
2221 | cpu_stl_data(env, ea, env->PCXI); |
2222 | cpu_stl_data(env, ea+4, env->PSW); | |
2223 | cpu_stl_data(env, ea+8, env->gpr_a[10]); | |
2224 | cpu_stl_data(env, ea+12, env->gpr_a[11]); | |
2225 | cpu_stl_data(env, ea+16, env->gpr_d[8]); | |
2226 | cpu_stl_data(env, ea+20, env->gpr_d[9]); | |
2227 | cpu_stl_data(env, ea+24, env->gpr_d[10]); | |
2228 | cpu_stl_data(env, ea+28, env->gpr_d[11]); | |
2229 | cpu_stl_data(env, ea+32, env->gpr_a[12]); | |
2230 | cpu_stl_data(env, ea+36, env->gpr_a[13]); | |
2231 | cpu_stl_data(env, ea+40, env->gpr_a[14]); | |
2232 | cpu_stl_data(env, ea+44, env->gpr_a[15]); | |
2233 | cpu_stl_data(env, ea+48, env->gpr_d[12]); | |
2234 | cpu_stl_data(env, ea+52, env->gpr_d[13]); | |
2235 | cpu_stl_data(env, ea+56, env->gpr_d[14]); | |
2236 | cpu_stl_data(env, ea+60, env->gpr_d[15]); | |
9a31922b BK |
2237 | } |
2238 | ||
030c58df | 2239 | static void save_context_lower(CPUTriCoreState *env, int ea) |
5de93515 | 2240 | { |
5de93515 | 2241 | cpu_stl_data(env, ea, env->PCXI); |
030c58df | 2242 | cpu_stl_data(env, ea+4, env->gpr_a[11]); |
5de93515 BK |
2243 | cpu_stl_data(env, ea+8, env->gpr_a[2]); |
2244 | cpu_stl_data(env, ea+12, env->gpr_a[3]); | |
2245 | cpu_stl_data(env, ea+16, env->gpr_d[0]); | |
2246 | cpu_stl_data(env, ea+20, env->gpr_d[1]); | |
2247 | cpu_stl_data(env, ea+24, env->gpr_d[2]); | |
2248 | cpu_stl_data(env, ea+28, env->gpr_d[3]); | |
2249 | cpu_stl_data(env, ea+32, env->gpr_a[4]); | |
2250 | cpu_stl_data(env, ea+36, env->gpr_a[5]); | |
2251 | cpu_stl_data(env, ea+40, env->gpr_a[6]); | |
2252 | cpu_stl_data(env, ea+44, env->gpr_a[7]); | |
2253 | cpu_stl_data(env, ea+48, env->gpr_d[4]); | |
2254 | cpu_stl_data(env, ea+52, env->gpr_d[5]); | |
2255 | cpu_stl_data(env, ea+56, env->gpr_d[6]); | |
2256 | cpu_stl_data(env, ea+60, env->gpr_d[7]); | |
2257 | } | |
2258 | ||
9a31922b BK |
2259 | static void restore_context_upper(CPUTriCoreState *env, int ea, |
2260 | target_ulong *new_PCXI, target_ulong *new_PSW) | |
2261 | { | |
2262 | *new_PCXI = cpu_ldl_data(env, ea); | |
2263 | *new_PSW = cpu_ldl_data(env, ea+4); | |
2264 | env->gpr_a[10] = cpu_ldl_data(env, ea+8); | |
2265 | env->gpr_a[11] = cpu_ldl_data(env, ea+12); | |
2266 | env->gpr_d[8] = cpu_ldl_data(env, ea+16); | |
2267 | env->gpr_d[9] = cpu_ldl_data(env, ea+20); | |
2268 | env->gpr_d[10] = cpu_ldl_data(env, ea+24); | |
2269 | env->gpr_d[11] = cpu_ldl_data(env, ea+28); | |
2270 | env->gpr_a[12] = cpu_ldl_data(env, ea+32); | |
2271 | env->gpr_a[13] = cpu_ldl_data(env, ea+36); | |
2272 | env->gpr_a[14] = cpu_ldl_data(env, ea+40); | |
2273 | env->gpr_a[15] = cpu_ldl_data(env, ea+44); | |
2274 | env->gpr_d[12] = cpu_ldl_data(env, ea+48); | |
2275 | env->gpr_d[13] = cpu_ldl_data(env, ea+52); | |
2276 | env->gpr_d[14] = cpu_ldl_data(env, ea+56); | |
2277 | env->gpr_d[15] = cpu_ldl_data(env, ea+60); | |
9a31922b BK |
2278 | } |
2279 | ||
59543d4e BK |
2280 | static void restore_context_lower(CPUTriCoreState *env, int ea, |
2281 | target_ulong *ra, target_ulong *pcxi) | |
2282 | { | |
2283 | *pcxi = cpu_ldl_data(env, ea); | |
2284 | *ra = cpu_ldl_data(env, ea+4); | |
2285 | env->gpr_a[2] = cpu_ldl_data(env, ea+8); | |
2286 | env->gpr_a[3] = cpu_ldl_data(env, ea+12); | |
2287 | env->gpr_d[0] = cpu_ldl_data(env, ea+16); | |
2288 | env->gpr_d[1] = cpu_ldl_data(env, ea+20); | |
2289 | env->gpr_d[2] = cpu_ldl_data(env, ea+24); | |
2290 | env->gpr_d[3] = cpu_ldl_data(env, ea+28); | |
2291 | env->gpr_a[4] = cpu_ldl_data(env, ea+32); | |
2292 | env->gpr_a[5] = cpu_ldl_data(env, ea+36); | |
2293 | env->gpr_a[6] = cpu_ldl_data(env, ea+40); | |
2294 | env->gpr_a[7] = cpu_ldl_data(env, ea+44); | |
2295 | env->gpr_d[4] = cpu_ldl_data(env, ea+48); | |
2296 | env->gpr_d[5] = cpu_ldl_data(env, ea+52); | |
2297 | env->gpr_d[6] = cpu_ldl_data(env, ea+56); | |
2298 | env->gpr_d[7] = cpu_ldl_data(env, ea+60); | |
2299 | } | |
2300 | ||
9a31922b BK |
2301 | void helper_call(CPUTriCoreState *env, uint32_t next_pc) |
2302 | { | |
2303 | target_ulong tmp_FCX; | |
2304 | target_ulong ea; | |
2305 | target_ulong new_FCX; | |
2306 | target_ulong psw; | |
2307 | ||
2308 | psw = psw_read(env); | |
2309 | /* if (FCX == 0) trap(FCU); */ | |
2310 | if (env->FCX == 0) { | |
2311 | /* FCU trap */ | |
2312 | } | |
2313 | /* if (PSW.CDE) then if (cdc_increment()) then trap(CDO); */ | |
2314 | if (psw & MASK_PSW_CDE) { | |
2315 | if (cdc_increment(&psw)) { | |
2316 | /* CDO trap */ | |
2317 | } | |
2318 | } | |
2319 | /* PSW.CDE = 1;*/ | |
2320 | psw |= MASK_PSW_CDE; | |
2321 | /* tmp_FCX = FCX; */ | |
2322 | tmp_FCX = env->FCX; | |
2323 | /* EA = {FCX.FCXS, 6'b0, FCX.FCXO, 6'b0}; */ | |
2324 | ea = ((env->FCX & MASK_FCX_FCXS) << 12) + | |
2325 | ((env->FCX & MASK_FCX_FCXO) << 6); | |
030c58df BK |
2326 | /* new_FCX = M(EA, word); */ |
2327 | new_FCX = cpu_ldl_data(env, ea); | |
2328 | /* M(EA, 16 * word) = {PCXI, PSW, A[10], A[11], D[8], D[9], D[10], D[11], | |
2329 | A[12], A[13], A[14], A[15], D[12], D[13], D[14], | |
2330 | D[15]}; */ | |
2331 | save_context_upper(env, ea); | |
9a31922b BK |
2332 | |
2333 | /* PCXI.PCPN = ICR.CCPN; */ | |
2334 | env->PCXI = (env->PCXI & 0xffffff) + | |
2335 | ((env->ICR & MASK_ICR_CCPN) << 24); | |
2336 | /* PCXI.PIE = ICR.IE; */ | |
2337 | env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) + | |
2338 | ((env->ICR & MASK_ICR_IE) << 15)); | |
2339 | /* PCXI.UL = 1; */ | |
2340 | env->PCXI |= MASK_PCXI_UL; | |
2341 | ||
2342 | /* PCXI[19: 0] = FCX[19: 0]; */ | |
2343 | env->PCXI = (env->PCXI & 0xfff00000) + (env->FCX & 0xfffff); | |
2344 | /* FCX[19: 0] = new_FCX[19: 0]; */ | |
2345 | env->FCX = (env->FCX & 0xfff00000) + (new_FCX & 0xfffff); | |
2346 | /* A[11] = next_pc[31: 0]; */ | |
2347 | env->gpr_a[11] = next_pc; | |
2348 | ||
2349 | /* if (tmp_FCX == LCX) trap(FCD);*/ | |
2350 | if (tmp_FCX == env->LCX) { | |
2351 | /* FCD trap */ | |
2352 | } | |
2353 | psw_write(env, psw); | |
2354 | } | |
2355 | ||
2356 | void helper_ret(CPUTriCoreState *env) | |
2357 | { | |
2358 | target_ulong ea; | |
2359 | target_ulong new_PCXI; | |
2360 | target_ulong new_PSW, psw; | |
2361 | ||
2362 | psw = psw_read(env); | |
2363 | /* if (PSW.CDE) then if (cdc_decrement()) then trap(CDU);*/ | |
2364 | if (env->PSW & MASK_PSW_CDE) { | |
2365 | if (cdc_decrement(&(env->PSW))) { | |
2366 | /* CDU trap */ | |
2367 | } | |
2368 | } | |
2369 | /* if (PCXI[19: 0] == 0) then trap(CSU); */ | |
2370 | if ((env->PCXI & 0xfffff) == 0) { | |
2371 | /* CSU trap */ | |
2372 | } | |
2373 | /* if (PCXI.UL == 0) then trap(CTYP); */ | |
2374 | if ((env->PCXI & MASK_PCXI_UL) == 0) { | |
2375 | /* CTYP trap */ | |
2376 | } | |
2377 | /* PC = {A11 [31: 1], 1’b0}; */ | |
2378 | env->PC = env->gpr_a[11] & 0xfffffffe; | |
2379 | ||
2380 | /* EA = {PCXI.PCXS, 6'b0, PCXI.PCXO, 6'b0}; */ | |
2381 | ea = ((env->PCXI & MASK_PCXI_PCXS) << 12) + | |
2382 | ((env->PCXI & MASK_PCXI_PCXO) << 6); | |
2383 | /* {new_PCXI, new_PSW, A[10], A[11], D[8], D[9], D[10], D[11], A[12], | |
030c58df | 2384 | A[13], A[14], A[15], D[12], D[13], D[14], D[15]} = M(EA, 16 * word); */ |
9a31922b | 2385 | restore_context_upper(env, ea, &new_PCXI, &new_PSW); |
030c58df BK |
2386 | /* M(EA, word) = FCX; */ |
2387 | cpu_stl_data(env, ea, env->FCX); | |
9a31922b BK |
2388 | /* FCX[19: 0] = PCXI[19: 0]; */ |
2389 | env->FCX = (env->FCX & 0xfff00000) + (env->PCXI & 0x000fffff); | |
2390 | /* PCXI = new_PCXI; */ | |
2391 | env->PCXI = new_PCXI; | |
2392 | ||
2393 | if (tricore_feature(env, TRICORE_FEATURE_13)) { | |
2394 | /* PSW = new_PSW */ | |
2395 | psw_write(env, new_PSW); | |
2396 | } else { | |
2397 | /* PSW = {new_PSW[31:26], PSW[25:24], new_PSW[23:0]}; */ | |
2398 | psw_write(env, (new_PSW & ~(0x3000000)) + (psw & (0x3000000))); | |
2399 | } | |
2400 | } | |
2401 | ||
5de93515 BK |
2402 | void helper_bisr(CPUTriCoreState *env, uint32_t const9) |
2403 | { | |
2404 | target_ulong tmp_FCX; | |
2405 | target_ulong ea; | |
2406 | target_ulong new_FCX; | |
2407 | ||
2408 | if (env->FCX == 0) { | |
2409 | /* FCU trap */ | |
2410 | } | |
2411 | ||
2412 | tmp_FCX = env->FCX; | |
2413 | ea = ((env->FCX & 0xf0000) << 12) + ((env->FCX & 0xffff) << 6); | |
2414 | ||
030c58df BK |
2415 | /* new_FCX = M(EA, word); */ |
2416 | new_FCX = cpu_ldl_data(env, ea); | |
2417 | /* M(EA, 16 * word) = {PCXI, A[11], A[2], A[3], D[0], D[1], D[2], D[3], A[4] | |
2418 | , A[5], A[6], A[7], D[4], D[5], D[6], D[7]}; */ | |
2419 | save_context_lower(env, ea); | |
2420 | ||
5de93515 BK |
2421 | |
2422 | /* PCXI.PCPN = ICR.CCPN */ | |
2423 | env->PCXI = (env->PCXI & 0xffffff) + | |
2424 | ((env->ICR & MASK_ICR_CCPN) << 24); | |
2425 | /* PCXI.PIE = ICR.IE */ | |
2426 | env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) + | |
2427 | ((env->ICR & MASK_ICR_IE) << 15)); | |
2428 | /* PCXI.UL = 0 */ | |
2429 | env->PCXI &= ~(MASK_PCXI_UL); | |
2430 | /* PCXI[19: 0] = FCX[19: 0] */ | |
2431 | env->PCXI = (env->PCXI & 0xfff00000) + (env->FCX & 0xfffff); | |
2432 | /* FXC[19: 0] = new_FCX[19: 0] */ | |
2433 | env->FCX = (env->FCX & 0xfff00000) + (new_FCX & 0xfffff); | |
2434 | /* ICR.IE = 1 */ | |
2435 | env->ICR |= MASK_ICR_IE; | |
2436 | ||
2437 | env->ICR |= const9; /* ICR.CCPN = const9[7: 0];*/ | |
2438 | ||
2439 | if (tmp_FCX == env->LCX) { | |
2440 | /* FCD trap */ | |
2441 | } | |
2442 | } | |
2443 | ||
44ea3430 BK |
2444 | void helper_rfe(CPUTriCoreState *env) |
2445 | { | |
2446 | target_ulong ea; | |
2447 | target_ulong new_PCXI; | |
2448 | target_ulong new_PSW; | |
2449 | /* if (PCXI[19: 0] == 0) then trap(CSU); */ | |
2450 | if ((env->PCXI & 0xfffff) == 0) { | |
2451 | /* raise csu trap */ | |
2452 | } | |
2453 | /* if (PCXI.UL == 0) then trap(CTYP); */ | |
2454 | if ((env->PCXI & MASK_PCXI_UL) == 0) { | |
2455 | /* raise CTYP trap */ | |
2456 | } | |
2457 | /* if (!cdc_zero() AND PSW.CDE) then trap(NEST); */ | |
2458 | if (!cdc_zero(&(env->PSW)) && (env->PSW & MASK_PSW_CDE)) { | |
2459 | /* raise MNG trap */ | |
2460 | } | |
3446a111 | 2461 | env->PC = env->gpr_a[11] & ~0x1; |
44ea3430 BK |
2462 | /* ICR.IE = PCXI.PIE; */ |
2463 | env->ICR = (env->ICR & ~MASK_ICR_IE) + ((env->PCXI & MASK_PCXI_PIE) >> 15); | |
2464 | /* ICR.CCPN = PCXI.PCPN; */ | |
2465 | env->ICR = (env->ICR & ~MASK_ICR_CCPN) + | |
2466 | ((env->PCXI & MASK_PCXI_PCPN) >> 24); | |
2467 | /*EA = {PCXI.PCXS, 6'b0, PCXI.PCXO, 6'b0};*/ | |
2468 | ea = ((env->PCXI & MASK_PCXI_PCXS) << 12) + | |
2469 | ((env->PCXI & MASK_PCXI_PCXO) << 6); | |
2470 | /*{new_PCXI, PSW, A[10], A[11], D[8], D[9], D[10], D[11], A[12], | |
030c58df | 2471 | A[13], A[14], A[15], D[12], D[13], D[14], D[15]} = M(EA, 16 * word); */ |
44ea3430 | 2472 | restore_context_upper(env, ea, &new_PCXI, &new_PSW); |
030c58df BK |
2473 | /* M(EA, word) = FCX;*/ |
2474 | cpu_stl_data(env, ea, env->FCX); | |
44ea3430 BK |
2475 | /* FCX[19: 0] = PCXI[19: 0]; */ |
2476 | env->FCX = (env->FCX & 0xfff00000) + (env->PCXI & 0x000fffff); | |
2477 | /* PCXI = new_PCXI; */ | |
2478 | env->PCXI = new_PCXI; | |
2479 | /* write psw */ | |
2480 | psw_write(env, new_PSW); | |
2481 | } | |
2482 | ||
b724b012 BK |
2483 | void helper_rfm(CPUTriCoreState *env) |
2484 | { | |
2485 | env->PC = (env->gpr_a[11] & ~0x1); | |
2486 | /* ICR.IE = PCXI.PIE; */ | |
2487 | env->ICR = (env->ICR & ~MASK_ICR_IE) | | |
2488 | ((env->PCXI & ~MASK_PCXI_PIE) >> 15); | |
2489 | /* ICR.CCPN = PCXI.PCPN; */ | |
2490 | env->ICR = (env->ICR & ~MASK_ICR_CCPN) | | |
2491 | ((env->PCXI & ~MASK_PCXI_PCPN) >> 24); | |
2492 | /* {PCXI, PSW, A[10], A[11]} = M(DCX, 4 * word); */ | |
2493 | env->PCXI = cpu_ldl_data(env, env->DCX); | |
2494 | psw_write(env, cpu_ldl_data(env, env->DCX+4)); | |
2495 | env->gpr_a[10] = cpu_ldl_data(env, env->DCX+8); | |
2496 | env->gpr_a[11] = cpu_ldl_data(env, env->DCX+12); | |
2497 | ||
2498 | if (tricore_feature(env, TRICORE_FEATURE_131)) { | |
2499 | env->DBGTCR = 0; | |
2500 | } | |
2501 | } | |
2502 | ||
59543d4e BK |
2503 | void helper_ldlcx(CPUTriCoreState *env, uint32_t ea) |
2504 | { | |
2505 | uint32_t dummy; | |
2506 | /* insn doesn't load PCXI and RA */ | |
2507 | restore_context_lower(env, ea, &dummy, &dummy); | |
2508 | } | |
2509 | ||
2510 | void helper_lducx(CPUTriCoreState *env, uint32_t ea) | |
2511 | { | |
2512 | uint32_t dummy; | |
2513 | /* insn doesn't load PCXI and PSW */ | |
2514 | restore_context_upper(env, ea, &dummy, &dummy); | |
2515 | } | |
2516 | ||
2517 | void helper_stlcx(CPUTriCoreState *env, uint32_t ea) | |
2518 | { | |
2519 | save_context_lower(env, ea); | |
2520 | } | |
2521 | ||
2522 | void helper_stucx(CPUTriCoreState *env, uint32_t ea) | |
2523 | { | |
2524 | save_context_upper(env, ea); | |
2525 | } | |
2526 | ||
b724b012 BK |
2527 | void helper_svlcx(CPUTriCoreState *env) |
2528 | { | |
2529 | target_ulong tmp_FCX; | |
2530 | target_ulong ea; | |
2531 | target_ulong new_FCX; | |
2532 | ||
2533 | if (env->FCX == 0) { | |
2534 | /* FCU trap */ | |
2535 | } | |
2536 | /* tmp_FCX = FCX; */ | |
2537 | tmp_FCX = env->FCX; | |
2538 | /* EA = {FCX.FCXS, 6'b0, FCX.FCXO, 6'b0}; */ | |
2539 | ea = ((env->FCX & MASK_FCX_FCXS) << 12) + | |
2540 | ((env->FCX & MASK_FCX_FCXO) << 6); | |
2541 | /* new_FCX = M(EA, word); */ | |
2542 | new_FCX = cpu_ldl_data(env, ea); | |
2543 | /* M(EA, 16 * word) = {PCXI, PSW, A[10], A[11], D[8], D[9], D[10], D[11], | |
2544 | A[12], A[13], A[14], A[15], D[12], D[13], D[14], | |
2545 | D[15]}; */ | |
2546 | save_context_lower(env, ea); | |
2547 | ||
2548 | /* PCXI.PCPN = ICR.CCPN; */ | |
2549 | env->PCXI = (env->PCXI & 0xffffff) + | |
2550 | ((env->ICR & MASK_ICR_CCPN) << 24); | |
2551 | /* PCXI.PIE = ICR.IE; */ | |
2552 | env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) + | |
2553 | ((env->ICR & MASK_ICR_IE) << 15)); | |
2554 | /* PCXI.UL = 0; */ | |
2555 | env->PCXI &= ~MASK_PCXI_UL; | |
2556 | ||
2557 | /* PCXI[19: 0] = FCX[19: 0]; */ | |
2558 | env->PCXI = (env->PCXI & 0xfff00000) + (env->FCX & 0xfffff); | |
2559 | /* FCX[19: 0] = new_FCX[19: 0]; */ | |
2560 | env->FCX = (env->FCX & 0xfff00000) + (new_FCX & 0xfffff); | |
2561 | ||
2562 | /* if (tmp_FCX == LCX) trap(FCD);*/ | |
2563 | if (tmp_FCX == env->LCX) { | |
2564 | /* FCD trap */ | |
2565 | } | |
2566 | } | |
2567 | ||
2568 | void helper_rslcx(CPUTriCoreState *env) | |
2569 | { | |
2570 | target_ulong ea; | |
2571 | target_ulong new_PCXI; | |
2572 | /* if (PCXI[19: 0] == 0) then trap(CSU); */ | |
2573 | if ((env->PCXI & 0xfffff) == 0) { | |
2574 | /* CSU trap */ | |
2575 | } | |
2576 | /* if (PCXI.UL == 1) then trap(CTYP); */ | |
7b4b0b57 | 2577 | if ((env->PCXI & MASK_PCXI_UL) != 0) { |
b724b012 BK |
2578 | /* CTYP trap */ |
2579 | } | |
2580 | /* EA = {PCXI.PCXS, 6'b0, PCXI.PCXO, 6'b0}; */ | |
2581 | ea = ((env->PCXI & MASK_PCXI_PCXS) << 12) + | |
2582 | ((env->PCXI & MASK_PCXI_PCXO) << 6); | |
2583 | /* {new_PCXI, A[11], A[10], A[11], D[8], D[9], D[10], D[11], A[12], | |
2584 | A[13], A[14], A[15], D[12], D[13], D[14], D[15]} = M(EA, 16 * word); */ | |
bc72f8aa | 2585 | restore_context_lower(env, ea, &env->gpr_a[11], &new_PCXI); |
b724b012 BK |
2586 | /* M(EA, word) = FCX; */ |
2587 | cpu_stl_data(env, ea, env->FCX); | |
2588 | /* M(EA, word) = FCX; */ | |
2589 | cpu_stl_data(env, ea, env->FCX); | |
2590 | /* FCX[19: 0] = PCXI[19: 0]; */ | |
2591 | env->FCX = (env->FCX & 0xfff00000) + (env->PCXI & 0x000fffff); | |
2592 | /* PCXI = new_PCXI; */ | |
2593 | env->PCXI = new_PCXI; | |
2594 | } | |
2595 | ||
2b2f7d97 BK |
2596 | void helper_psw_write(CPUTriCoreState *env, uint32_t arg) |
2597 | { | |
2598 | psw_write(env, arg); | |
2599 | } | |
2600 | ||
2601 | uint32_t helper_psw_read(CPUTriCoreState *env) | |
2602 | { | |
2603 | return psw_read(env); | |
2604 | } | |
2605 | ||
2606 | ||
2d30267e BK |
2607 | static inline void QEMU_NORETURN do_raise_exception_err(CPUTriCoreState *env, |
2608 | uint32_t exception, | |
2609 | int error_code, | |
2610 | uintptr_t pc) | |
2611 | { | |
2612 | CPUState *cs = CPU(tricore_env_get_cpu(env)); | |
2613 | cs->exception_index = exception; | |
2614 | env->error_code = error_code; | |
2615 | ||
2616 | if (pc) { | |
2617 | /* now we have a real cpu fault */ | |
2618 | cpu_restore_state(cs, pc); | |
2619 | } | |
2620 | ||
2621 | cpu_loop_exit(cs); | |
2622 | } | |
2623 | ||
48e06fe0 BK |
2624 | void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx, |
2625 | uintptr_t retaddr) | |
2626 | { | |
2d30267e BK |
2627 | int ret; |
2628 | ret = cpu_tricore_handle_mmu_fault(cs, addr, is_write, mmu_idx); | |
2629 | if (ret) { | |
2630 | TriCoreCPU *cpu = TRICORE_CPU(cs); | |
2631 | CPUTriCoreState *env = &cpu->env; | |
2632 | do_raise_exception_err(env, cs->exception_index, | |
2633 | env->error_code, retaddr); | |
2634 | } | |
48e06fe0 | 2635 | } |