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e677137d PB |
1 | /* |
2 | * ARM NEON vector operations. | |
3 | * | |
4 | * Copyright (c) 2007, 2008 CodeSourcery. | |
5 | * Written by Paul Brook | |
6 | * | |
8e31bf38 | 7 | * This code is licensed under the GNU GPL v2. |
e677137d | 8 | */ |
ad69471c PB |
9 | #include <stdlib.h> |
10 | #include <stdio.h> | |
11 | ||
12 | #include "cpu.h" | |
02da0b2d | 13 | #include "exec-all.h" |
7b59220e | 14 | #include "helper.h" |
ad69471c PB |
15 | |
16 | #define SIGNBIT (uint32_t)0x80000000 | |
17 | #define SIGNBIT64 ((uint64_t)1 << 63) | |
18 | ||
7e598de0 | 19 | #define SET_QC() env->vfp.xregs[ARM_VFP_FPSCR] |= CPSR_Q |
ad69471c | 20 | |
ad69471c PB |
21 | #define NEON_TYPE1(name, type) \ |
22 | typedef struct \ | |
23 | { \ | |
24 | type v1; \ | |
25 | } neon_##name; | |
e2542fe2 | 26 | #ifdef HOST_WORDS_BIGENDIAN |
ad69471c PB |
27 | #define NEON_TYPE2(name, type) \ |
28 | typedef struct \ | |
29 | { \ | |
30 | type v2; \ | |
31 | type v1; \ | |
32 | } neon_##name; | |
33 | #define NEON_TYPE4(name, type) \ | |
34 | typedef struct \ | |
35 | { \ | |
36 | type v4; \ | |
37 | type v3; \ | |
38 | type v2; \ | |
39 | type v1; \ | |
40 | } neon_##name; | |
41 | #else | |
42 | #define NEON_TYPE2(name, type) \ | |
43 | typedef struct \ | |
44 | { \ | |
45 | type v1; \ | |
46 | type v2; \ | |
47 | } neon_##name; | |
48 | #define NEON_TYPE4(name, type) \ | |
49 | typedef struct \ | |
50 | { \ | |
51 | type v1; \ | |
52 | type v2; \ | |
53 | type v3; \ | |
54 | type v4; \ | |
55 | } neon_##name; | |
56 | #endif | |
57 | ||
58 | NEON_TYPE4(s8, int8_t) | |
59 | NEON_TYPE4(u8, uint8_t) | |
60 | NEON_TYPE2(s16, int16_t) | |
61 | NEON_TYPE2(u16, uint16_t) | |
62 | NEON_TYPE1(s32, int32_t) | |
63 | NEON_TYPE1(u32, uint32_t) | |
64 | #undef NEON_TYPE4 | |
65 | #undef NEON_TYPE2 | |
66 | #undef NEON_TYPE1 | |
67 | ||
68 | /* Copy from a uint32_t to a vector structure type. */ | |
69 | #define NEON_UNPACK(vtype, dest, val) do { \ | |
70 | union { \ | |
71 | vtype v; \ | |
72 | uint32_t i; \ | |
73 | } conv_u; \ | |
74 | conv_u.i = (val); \ | |
75 | dest = conv_u.v; \ | |
76 | } while(0) | |
77 | ||
78 | /* Copy from a vector structure type to a uint32_t. */ | |
79 | #define NEON_PACK(vtype, dest, val) do { \ | |
80 | union { \ | |
81 | vtype v; \ | |
82 | uint32_t i; \ | |
83 | } conv_u; \ | |
84 | conv_u.v = (val); \ | |
85 | dest = conv_u.i; \ | |
86 | } while(0) | |
87 | ||
88 | #define NEON_DO1 \ | |
89 | NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); | |
90 | #define NEON_DO2 \ | |
91 | NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); \ | |
92 | NEON_FN(vdest.v2, vsrc1.v2, vsrc2.v2); | |
93 | #define NEON_DO4 \ | |
94 | NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); \ | |
95 | NEON_FN(vdest.v2, vsrc1.v2, vsrc2.v2); \ | |
96 | NEON_FN(vdest.v3, vsrc1.v3, vsrc2.v3); \ | |
97 | NEON_FN(vdest.v4, vsrc1.v4, vsrc2.v4); | |
98 | ||
99 | #define NEON_VOP_BODY(vtype, n) \ | |
100 | { \ | |
101 | uint32_t res; \ | |
102 | vtype vsrc1; \ | |
103 | vtype vsrc2; \ | |
104 | vtype vdest; \ | |
105 | NEON_UNPACK(vtype, vsrc1, arg1); \ | |
106 | NEON_UNPACK(vtype, vsrc2, arg2); \ | |
107 | NEON_DO##n; \ | |
108 | NEON_PACK(vtype, res, vdest); \ | |
109 | return res; \ | |
110 | } | |
111 | ||
112 | #define NEON_VOP(name, vtype, n) \ | |
113 | uint32_t HELPER(glue(neon_,name))(uint32_t arg1, uint32_t arg2) \ | |
114 | NEON_VOP_BODY(vtype, n) | |
115 | ||
02da0b2d | 116 | #define NEON_VOP_ENV(name, vtype, n) \ |
0ecb72a5 | 117 | uint32_t HELPER(glue(neon_,name))(CPUARMState *env, uint32_t arg1, uint32_t arg2) \ |
02da0b2d PM |
118 | NEON_VOP_BODY(vtype, n) |
119 | ||
ad69471c PB |
120 | /* Pairwise operations. */ |
121 | /* For 32-bit elements each segment only contains a single element, so | |
122 | the elementwise and pairwise operations are the same. */ | |
123 | #define NEON_PDO2 \ | |
124 | NEON_FN(vdest.v1, vsrc1.v1, vsrc1.v2); \ | |
125 | NEON_FN(vdest.v2, vsrc2.v1, vsrc2.v2); | |
126 | #define NEON_PDO4 \ | |
127 | NEON_FN(vdest.v1, vsrc1.v1, vsrc1.v2); \ | |
128 | NEON_FN(vdest.v2, vsrc1.v3, vsrc1.v4); \ | |
129 | NEON_FN(vdest.v3, vsrc2.v1, vsrc2.v2); \ | |
130 | NEON_FN(vdest.v4, vsrc2.v3, vsrc2.v4); \ | |
131 | ||
132 | #define NEON_POP(name, vtype, n) \ | |
133 | uint32_t HELPER(glue(neon_,name))(uint32_t arg1, uint32_t arg2) \ | |
134 | { \ | |
135 | uint32_t res; \ | |
136 | vtype vsrc1; \ | |
137 | vtype vsrc2; \ | |
138 | vtype vdest; \ | |
139 | NEON_UNPACK(vtype, vsrc1, arg1); \ | |
140 | NEON_UNPACK(vtype, vsrc2, arg2); \ | |
141 | NEON_PDO##n; \ | |
142 | NEON_PACK(vtype, res, vdest); \ | |
143 | return res; \ | |
144 | } | |
145 | ||
146 | /* Unary operators. */ | |
147 | #define NEON_VOP1(name, vtype, n) \ | |
148 | uint32_t HELPER(glue(neon_,name))(uint32_t arg) \ | |
149 | { \ | |
150 | vtype vsrc1; \ | |
151 | vtype vdest; \ | |
152 | NEON_UNPACK(vtype, vsrc1, arg); \ | |
153 | NEON_DO##n; \ | |
154 | NEON_PACK(vtype, arg, vdest); \ | |
155 | return arg; \ | |
156 | } | |
157 | ||
158 | ||
159 | #define NEON_USAT(dest, src1, src2, type) do { \ | |
160 | uint32_t tmp = (uint32_t)src1 + (uint32_t)src2; \ | |
161 | if (tmp != (type)tmp) { \ | |
162 | SET_QC(); \ | |
163 | dest = ~0; \ | |
164 | } else { \ | |
165 | dest = tmp; \ | |
166 | }} while(0) | |
167 | #define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint8_t) | |
02da0b2d | 168 | NEON_VOP_ENV(qadd_u8, neon_u8, 4) |
ad69471c PB |
169 | #undef NEON_FN |
170 | #define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint16_t) | |
02da0b2d | 171 | NEON_VOP_ENV(qadd_u16, neon_u16, 2) |
ad69471c PB |
172 | #undef NEON_FN |
173 | #undef NEON_USAT | |
174 | ||
0ecb72a5 | 175 | uint32_t HELPER(neon_qadd_u32)(CPUARMState *env, uint32_t a, uint32_t b) |
72902672 CL |
176 | { |
177 | uint32_t res = a + b; | |
178 | if (res < a) { | |
179 | SET_QC(); | |
180 | res = ~0; | |
181 | } | |
182 | return res; | |
183 | } | |
184 | ||
0ecb72a5 | 185 | uint64_t HELPER(neon_qadd_u64)(CPUARMState *env, uint64_t src1, uint64_t src2) |
72902672 CL |
186 | { |
187 | uint64_t res; | |
188 | ||
189 | res = src1 + src2; | |
190 | if (res < src1) { | |
191 | SET_QC(); | |
192 | res = ~(uint64_t)0; | |
193 | } | |
194 | return res; | |
195 | } | |
196 | ||
ad69471c PB |
197 | #define NEON_SSAT(dest, src1, src2, type) do { \ |
198 | int32_t tmp = (uint32_t)src1 + (uint32_t)src2; \ | |
199 | if (tmp != (type)tmp) { \ | |
200 | SET_QC(); \ | |
201 | if (src2 > 0) { \ | |
202 | tmp = (1 << (sizeof(type) * 8 - 1)) - 1; \ | |
203 | } else { \ | |
204 | tmp = 1 << (sizeof(type) * 8 - 1); \ | |
205 | } \ | |
206 | } \ | |
207 | dest = tmp; \ | |
208 | } while(0) | |
209 | #define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int8_t) | |
02da0b2d | 210 | NEON_VOP_ENV(qadd_s8, neon_s8, 4) |
ad69471c PB |
211 | #undef NEON_FN |
212 | #define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int16_t) | |
02da0b2d | 213 | NEON_VOP_ENV(qadd_s16, neon_s16, 2) |
ad69471c PB |
214 | #undef NEON_FN |
215 | #undef NEON_SSAT | |
216 | ||
0ecb72a5 | 217 | uint32_t HELPER(neon_qadd_s32)(CPUARMState *env, uint32_t a, uint32_t b) |
72902672 CL |
218 | { |
219 | uint32_t res = a + b; | |
220 | if (((res ^ a) & SIGNBIT) && !((a ^ b) & SIGNBIT)) { | |
221 | SET_QC(); | |
222 | res = ~(((int32_t)a >> 31) ^ SIGNBIT); | |
223 | } | |
224 | return res; | |
225 | } | |
226 | ||
0ecb72a5 | 227 | uint64_t HELPER(neon_qadd_s64)(CPUARMState *env, uint64_t src1, uint64_t src2) |
72902672 CL |
228 | { |
229 | uint64_t res; | |
230 | ||
231 | res = src1 + src2; | |
232 | if (((res ^ src1) & SIGNBIT64) && !((src1 ^ src2) & SIGNBIT64)) { | |
233 | SET_QC(); | |
234 | res = ((int64_t)src1 >> 63) ^ ~SIGNBIT64; | |
235 | } | |
236 | return res; | |
237 | } | |
238 | ||
ad69471c PB |
239 | #define NEON_USAT(dest, src1, src2, type) do { \ |
240 | uint32_t tmp = (uint32_t)src1 - (uint32_t)src2; \ | |
241 | if (tmp != (type)tmp) { \ | |
242 | SET_QC(); \ | |
243 | dest = 0; \ | |
244 | } else { \ | |
245 | dest = tmp; \ | |
246 | }} while(0) | |
247 | #define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint8_t) | |
02da0b2d | 248 | NEON_VOP_ENV(qsub_u8, neon_u8, 4) |
ad69471c PB |
249 | #undef NEON_FN |
250 | #define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint16_t) | |
02da0b2d | 251 | NEON_VOP_ENV(qsub_u16, neon_u16, 2) |
ad69471c PB |
252 | #undef NEON_FN |
253 | #undef NEON_USAT | |
254 | ||
0ecb72a5 | 255 | uint32_t HELPER(neon_qsub_u32)(CPUARMState *env, uint32_t a, uint32_t b) |
72902672 CL |
256 | { |
257 | uint32_t res = a - b; | |
258 | if (res > a) { | |
259 | SET_QC(); | |
260 | res = 0; | |
261 | } | |
262 | return res; | |
263 | } | |
264 | ||
0ecb72a5 | 265 | uint64_t HELPER(neon_qsub_u64)(CPUARMState *env, uint64_t src1, uint64_t src2) |
72902672 CL |
266 | { |
267 | uint64_t res; | |
268 | ||
269 | if (src1 < src2) { | |
270 | SET_QC(); | |
271 | res = 0; | |
272 | } else { | |
273 | res = src1 - src2; | |
274 | } | |
275 | return res; | |
276 | } | |
277 | ||
ad69471c PB |
278 | #define NEON_SSAT(dest, src1, src2, type) do { \ |
279 | int32_t tmp = (uint32_t)src1 - (uint32_t)src2; \ | |
280 | if (tmp != (type)tmp) { \ | |
281 | SET_QC(); \ | |
282 | if (src2 < 0) { \ | |
283 | tmp = (1 << (sizeof(type) * 8 - 1)) - 1; \ | |
284 | } else { \ | |
285 | tmp = 1 << (sizeof(type) * 8 - 1); \ | |
286 | } \ | |
287 | } \ | |
288 | dest = tmp; \ | |
289 | } while(0) | |
290 | #define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int8_t) | |
02da0b2d | 291 | NEON_VOP_ENV(qsub_s8, neon_s8, 4) |
ad69471c PB |
292 | #undef NEON_FN |
293 | #define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int16_t) | |
02da0b2d | 294 | NEON_VOP_ENV(qsub_s16, neon_s16, 2) |
ad69471c PB |
295 | #undef NEON_FN |
296 | #undef NEON_SSAT | |
297 | ||
0ecb72a5 | 298 | uint32_t HELPER(neon_qsub_s32)(CPUARMState *env, uint32_t a, uint32_t b) |
72902672 CL |
299 | { |
300 | uint32_t res = a - b; | |
301 | if (((res ^ a) & SIGNBIT) && ((a ^ b) & SIGNBIT)) { | |
302 | SET_QC(); | |
303 | res = ~(((int32_t)a >> 31) ^ SIGNBIT); | |
304 | } | |
305 | return res; | |
306 | } | |
307 | ||
0ecb72a5 | 308 | uint64_t HELPER(neon_qsub_s64)(CPUARMState *env, uint64_t src1, uint64_t src2) |
72902672 CL |
309 | { |
310 | uint64_t res; | |
311 | ||
312 | res = src1 - src2; | |
313 | if (((res ^ src1) & SIGNBIT64) && ((src1 ^ src2) & SIGNBIT64)) { | |
314 | SET_QC(); | |
315 | res = ((int64_t)src1 >> 63) ^ ~SIGNBIT64; | |
316 | } | |
317 | return res; | |
318 | } | |
319 | ||
ad69471c PB |
320 | #define NEON_FN(dest, src1, src2) dest = (src1 + src2) >> 1 |
321 | NEON_VOP(hadd_s8, neon_s8, 4) | |
322 | NEON_VOP(hadd_u8, neon_u8, 4) | |
323 | NEON_VOP(hadd_s16, neon_s16, 2) | |
324 | NEON_VOP(hadd_u16, neon_u16, 2) | |
325 | #undef NEON_FN | |
326 | ||
327 | int32_t HELPER(neon_hadd_s32)(int32_t src1, int32_t src2) | |
328 | { | |
329 | int32_t dest; | |
330 | ||
331 | dest = (src1 >> 1) + (src2 >> 1); | |
332 | if (src1 & src2 & 1) | |
333 | dest++; | |
334 | return dest; | |
335 | } | |
336 | ||
337 | uint32_t HELPER(neon_hadd_u32)(uint32_t src1, uint32_t src2) | |
338 | { | |
339 | uint32_t dest; | |
340 | ||
341 | dest = (src1 >> 1) + (src2 >> 1); | |
342 | if (src1 & src2 & 1) | |
343 | dest++; | |
344 | return dest; | |
345 | } | |
346 | ||
347 | #define NEON_FN(dest, src1, src2) dest = (src1 + src2 + 1) >> 1 | |
348 | NEON_VOP(rhadd_s8, neon_s8, 4) | |
349 | NEON_VOP(rhadd_u8, neon_u8, 4) | |
350 | NEON_VOP(rhadd_s16, neon_s16, 2) | |
351 | NEON_VOP(rhadd_u16, neon_u16, 2) | |
352 | #undef NEON_FN | |
353 | ||
354 | int32_t HELPER(neon_rhadd_s32)(int32_t src1, int32_t src2) | |
355 | { | |
356 | int32_t dest; | |
357 | ||
358 | dest = (src1 >> 1) + (src2 >> 1); | |
359 | if ((src1 | src2) & 1) | |
360 | dest++; | |
361 | return dest; | |
362 | } | |
363 | ||
364 | uint32_t HELPER(neon_rhadd_u32)(uint32_t src1, uint32_t src2) | |
365 | { | |
366 | uint32_t dest; | |
367 | ||
368 | dest = (src1 >> 1) + (src2 >> 1); | |
369 | if ((src1 | src2) & 1) | |
370 | dest++; | |
371 | return dest; | |
372 | } | |
373 | ||
374 | #define NEON_FN(dest, src1, src2) dest = (src1 - src2) >> 1 | |
375 | NEON_VOP(hsub_s8, neon_s8, 4) | |
376 | NEON_VOP(hsub_u8, neon_u8, 4) | |
377 | NEON_VOP(hsub_s16, neon_s16, 2) | |
378 | NEON_VOP(hsub_u16, neon_u16, 2) | |
379 | #undef NEON_FN | |
380 | ||
381 | int32_t HELPER(neon_hsub_s32)(int32_t src1, int32_t src2) | |
382 | { | |
383 | int32_t dest; | |
384 | ||
385 | dest = (src1 >> 1) - (src2 >> 1); | |
386 | if ((~src1) & src2 & 1) | |
387 | dest--; | |
388 | return dest; | |
389 | } | |
390 | ||
391 | uint32_t HELPER(neon_hsub_u32)(uint32_t src1, uint32_t src2) | |
392 | { | |
393 | uint32_t dest; | |
394 | ||
395 | dest = (src1 >> 1) - (src2 >> 1); | |
396 | if ((~src1) & src2 & 1) | |
397 | dest--; | |
398 | return dest; | |
399 | } | |
400 | ||
401 | #define NEON_FN(dest, src1, src2) dest = (src1 > src2) ? ~0 : 0 | |
402 | NEON_VOP(cgt_s8, neon_s8, 4) | |
403 | NEON_VOP(cgt_u8, neon_u8, 4) | |
404 | NEON_VOP(cgt_s16, neon_s16, 2) | |
405 | NEON_VOP(cgt_u16, neon_u16, 2) | |
406 | NEON_VOP(cgt_s32, neon_s32, 1) | |
407 | NEON_VOP(cgt_u32, neon_u32, 1) | |
408 | #undef NEON_FN | |
409 | ||
410 | #define NEON_FN(dest, src1, src2) dest = (src1 >= src2) ? ~0 : 0 | |
411 | NEON_VOP(cge_s8, neon_s8, 4) | |
412 | NEON_VOP(cge_u8, neon_u8, 4) | |
413 | NEON_VOP(cge_s16, neon_s16, 2) | |
414 | NEON_VOP(cge_u16, neon_u16, 2) | |
415 | NEON_VOP(cge_s32, neon_s32, 1) | |
416 | NEON_VOP(cge_u32, neon_u32, 1) | |
417 | #undef NEON_FN | |
418 | ||
419 | #define NEON_FN(dest, src1, src2) dest = (src1 < src2) ? src1 : src2 | |
420 | NEON_VOP(min_s8, neon_s8, 4) | |
421 | NEON_VOP(min_u8, neon_u8, 4) | |
422 | NEON_VOP(min_s16, neon_s16, 2) | |
423 | NEON_VOP(min_u16, neon_u16, 2) | |
424 | NEON_VOP(min_s32, neon_s32, 1) | |
425 | NEON_VOP(min_u32, neon_u32, 1) | |
426 | NEON_POP(pmin_s8, neon_s8, 4) | |
427 | NEON_POP(pmin_u8, neon_u8, 4) | |
428 | NEON_POP(pmin_s16, neon_s16, 2) | |
429 | NEON_POP(pmin_u16, neon_u16, 2) | |
430 | #undef NEON_FN | |
431 | ||
432 | #define NEON_FN(dest, src1, src2) dest = (src1 > src2) ? src1 : src2 | |
433 | NEON_VOP(max_s8, neon_s8, 4) | |
434 | NEON_VOP(max_u8, neon_u8, 4) | |
435 | NEON_VOP(max_s16, neon_s16, 2) | |
436 | NEON_VOP(max_u16, neon_u16, 2) | |
437 | NEON_VOP(max_s32, neon_s32, 1) | |
438 | NEON_VOP(max_u32, neon_u32, 1) | |
439 | NEON_POP(pmax_s8, neon_s8, 4) | |
440 | NEON_POP(pmax_u8, neon_u8, 4) | |
441 | NEON_POP(pmax_s16, neon_s16, 2) | |
442 | NEON_POP(pmax_u16, neon_u16, 2) | |
443 | #undef NEON_FN | |
444 | ||
445 | #define NEON_FN(dest, src1, src2) \ | |
446 | dest = (src1 > src2) ? (src1 - src2) : (src2 - src1) | |
447 | NEON_VOP(abd_s8, neon_s8, 4) | |
448 | NEON_VOP(abd_u8, neon_u8, 4) | |
449 | NEON_VOP(abd_s16, neon_s16, 2) | |
450 | NEON_VOP(abd_u16, neon_u16, 2) | |
451 | NEON_VOP(abd_s32, neon_s32, 1) | |
452 | NEON_VOP(abd_u32, neon_u32, 1) | |
453 | #undef NEON_FN | |
454 | ||
455 | #define NEON_FN(dest, src1, src2) do { \ | |
456 | int8_t tmp; \ | |
457 | tmp = (int8_t)src2; \ | |
50f67e95 JR |
458 | if (tmp >= (ssize_t)sizeof(src1) * 8 || \ |
459 | tmp <= -(ssize_t)sizeof(src1) * 8) { \ | |
ad69471c PB |
460 | dest = 0; \ |
461 | } else if (tmp < 0) { \ | |
462 | dest = src1 >> -tmp; \ | |
463 | } else { \ | |
464 | dest = src1 << tmp; \ | |
465 | }} while (0) | |
466 | NEON_VOP(shl_u8, neon_u8, 4) | |
467 | NEON_VOP(shl_u16, neon_u16, 2) | |
468 | NEON_VOP(shl_u32, neon_u32, 1) | |
469 | #undef NEON_FN | |
470 | ||
471 | uint64_t HELPER(neon_shl_u64)(uint64_t val, uint64_t shiftop) | |
472 | { | |
473 | int8_t shift = (int8_t)shiftop; | |
474 | if (shift >= 64 || shift <= -64) { | |
475 | val = 0; | |
476 | } else if (shift < 0) { | |
477 | val >>= -shift; | |
478 | } else { | |
479 | val <<= shift; | |
480 | } | |
481 | return val; | |
482 | } | |
483 | ||
484 | #define NEON_FN(dest, src1, src2) do { \ | |
485 | int8_t tmp; \ | |
486 | tmp = (int8_t)src2; \ | |
50f67e95 | 487 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
ad69471c | 488 | dest = 0; \ |
50f67e95 | 489 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ |
ad69471c PB |
490 | dest = src1 >> (sizeof(src1) * 8 - 1); \ |
491 | } else if (tmp < 0) { \ | |
492 | dest = src1 >> -tmp; \ | |
493 | } else { \ | |
494 | dest = src1 << tmp; \ | |
495 | }} while (0) | |
496 | NEON_VOP(shl_s8, neon_s8, 4) | |
497 | NEON_VOP(shl_s16, neon_s16, 2) | |
498 | NEON_VOP(shl_s32, neon_s32, 1) | |
499 | #undef NEON_FN | |
500 | ||
501 | uint64_t HELPER(neon_shl_s64)(uint64_t valop, uint64_t shiftop) | |
502 | { | |
503 | int8_t shift = (int8_t)shiftop; | |
504 | int64_t val = valop; | |
505 | if (shift >= 64) { | |
506 | val = 0; | |
507 | } else if (shift <= -64) { | |
508 | val >>= 63; | |
509 | } else if (shift < 0) { | |
510 | val >>= -shift; | |
511 | } else { | |
512 | val <<= shift; | |
513 | } | |
514 | return val; | |
515 | } | |
516 | ||
517 | #define NEON_FN(dest, src1, src2) do { \ | |
518 | int8_t tmp; \ | |
519 | tmp = (int8_t)src2; \ | |
0670a7b6 PM |
520 | if ((tmp >= (ssize_t)sizeof(src1) * 8) \ |
521 | || (tmp <= -(ssize_t)sizeof(src1) * 8)) { \ | |
ad69471c | 522 | dest = 0; \ |
ad69471c PB |
523 | } else if (tmp < 0) { \ |
524 | dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \ | |
525 | } else { \ | |
526 | dest = src1 << tmp; \ | |
527 | }} while (0) | |
528 | NEON_VOP(rshl_s8, neon_s8, 4) | |
529 | NEON_VOP(rshl_s16, neon_s16, 2) | |
ad69471c PB |
530 | #undef NEON_FN |
531 | ||
4bd4ee07 CL |
532 | /* The addition of the rounding constant may overflow, so we use an |
533 | * intermediate 64 bits accumulator. */ | |
534 | uint32_t HELPER(neon_rshl_s32)(uint32_t valop, uint32_t shiftop) | |
535 | { | |
536 | int32_t dest; | |
537 | int32_t val = (int32_t)valop; | |
538 | int8_t shift = (int8_t)shiftop; | |
539 | if ((shift >= 32) || (shift <= -32)) { | |
540 | dest = 0; | |
541 | } else if (shift < 0) { | |
542 | int64_t big_dest = ((int64_t)val + (1 << (-1 - shift))); | |
543 | dest = big_dest >> -shift; | |
544 | } else { | |
545 | dest = val << shift; | |
546 | } | |
547 | return dest; | |
548 | } | |
549 | ||
550 | /* Handling addition overflow with 64 bits inputs values is more | |
551 | * tricky than with 32 bits values. */ | |
ad69471c PB |
552 | uint64_t HELPER(neon_rshl_s64)(uint64_t valop, uint64_t shiftop) |
553 | { | |
554 | int8_t shift = (int8_t)shiftop; | |
555 | int64_t val = valop; | |
0670a7b6 | 556 | if ((shift >= 64) || (shift <= -64)) { |
ad69471c | 557 | val = 0; |
ad69471c | 558 | } else if (shift < 0) { |
4bd4ee07 CL |
559 | val >>= (-shift - 1); |
560 | if (val == INT64_MAX) { | |
561 | /* In this case, it means that the rounding constant is 1, | |
562 | * and the addition would overflow. Return the actual | |
563 | * result directly. */ | |
564 | val = 0x4000000000000000LL; | |
565 | } else { | |
566 | val++; | |
567 | val >>= 1; | |
568 | } | |
ad69471c PB |
569 | } else { |
570 | val <<= shift; | |
571 | } | |
572 | return val; | |
573 | } | |
574 | ||
575 | #define NEON_FN(dest, src1, src2) do { \ | |
576 | int8_t tmp; \ | |
577 | tmp = (int8_t)src2; \ | |
50f67e95 JR |
578 | if (tmp >= (ssize_t)sizeof(src1) * 8 || \ |
579 | tmp < -(ssize_t)sizeof(src1) * 8) { \ | |
ad69471c | 580 | dest = 0; \ |
50f67e95 | 581 | } else if (tmp == -(ssize_t)sizeof(src1) * 8) { \ |
b6c63b98 | 582 | dest = src1 >> (-tmp - 1); \ |
ad69471c PB |
583 | } else if (tmp < 0) { \ |
584 | dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \ | |
585 | } else { \ | |
586 | dest = src1 << tmp; \ | |
587 | }} while (0) | |
588 | NEON_VOP(rshl_u8, neon_u8, 4) | |
589 | NEON_VOP(rshl_u16, neon_u16, 2) | |
ad69471c PB |
590 | #undef NEON_FN |
591 | ||
4bd4ee07 CL |
592 | /* The addition of the rounding constant may overflow, so we use an |
593 | * intermediate 64 bits accumulator. */ | |
594 | uint32_t HELPER(neon_rshl_u32)(uint32_t val, uint32_t shiftop) | |
595 | { | |
596 | uint32_t dest; | |
597 | int8_t shift = (int8_t)shiftop; | |
598 | if (shift >= 32 || shift < -32) { | |
599 | dest = 0; | |
600 | } else if (shift == -32) { | |
601 | dest = val >> 31; | |
602 | } else if (shift < 0) { | |
603 | uint64_t big_dest = ((uint64_t)val + (1 << (-1 - shift))); | |
604 | dest = big_dest >> -shift; | |
605 | } else { | |
606 | dest = val << shift; | |
607 | } | |
608 | return dest; | |
609 | } | |
610 | ||
611 | /* Handling addition overflow with 64 bits inputs values is more | |
612 | * tricky than with 32 bits values. */ | |
ad69471c PB |
613 | uint64_t HELPER(neon_rshl_u64)(uint64_t val, uint64_t shiftop) |
614 | { | |
615 | int8_t shift = (uint8_t)shiftop; | |
51e3930f | 616 | if (shift >= 64 || shift < -64) { |
ad69471c PB |
617 | val = 0; |
618 | } else if (shift == -64) { | |
619 | /* Rounding a 1-bit result just preserves that bit. */ | |
620 | val >>= 63; | |
4bd4ee07 CL |
621 | } else if (shift < 0) { |
622 | val >>= (-shift - 1); | |
623 | if (val == UINT64_MAX) { | |
624 | /* In this case, it means that the rounding constant is 1, | |
625 | * and the addition would overflow. Return the actual | |
626 | * result directly. */ | |
627 | val = 0x8000000000000000ULL; | |
628 | } else { | |
629 | val++; | |
630 | val >>= 1; | |
631 | } | |
ad69471c PB |
632 | } else { |
633 | val <<= shift; | |
634 | } | |
635 | return val; | |
636 | } | |
637 | ||
638 | #define NEON_FN(dest, src1, src2) do { \ | |
639 | int8_t tmp; \ | |
640 | tmp = (int8_t)src2; \ | |
50f67e95 | 641 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
ad69471c PB |
642 | if (src1) { \ |
643 | SET_QC(); \ | |
644 | dest = ~0; \ | |
645 | } else { \ | |
646 | dest = 0; \ | |
647 | } \ | |
50f67e95 | 648 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ |
ad69471c PB |
649 | dest = 0; \ |
650 | } else if (tmp < 0) { \ | |
651 | dest = src1 >> -tmp; \ | |
652 | } else { \ | |
653 | dest = src1 << tmp; \ | |
654 | if ((dest >> tmp) != src1) { \ | |
655 | SET_QC(); \ | |
656 | dest = ~0; \ | |
657 | } \ | |
658 | }} while (0) | |
02da0b2d PM |
659 | NEON_VOP_ENV(qshl_u8, neon_u8, 4) |
660 | NEON_VOP_ENV(qshl_u16, neon_u16, 2) | |
661 | NEON_VOP_ENV(qshl_u32, neon_u32, 1) | |
ad69471c PB |
662 | #undef NEON_FN |
663 | ||
0ecb72a5 | 664 | uint64_t HELPER(neon_qshl_u64)(CPUARMState *env, uint64_t val, uint64_t shiftop) |
ad69471c PB |
665 | { |
666 | int8_t shift = (int8_t)shiftop; | |
667 | if (shift >= 64) { | |
668 | if (val) { | |
669 | val = ~(uint64_t)0; | |
670 | SET_QC(); | |
ad69471c PB |
671 | } |
672 | } else if (shift <= -64) { | |
673 | val = 0; | |
674 | } else if (shift < 0) { | |
675 | val >>= -shift; | |
676 | } else { | |
677 | uint64_t tmp = val; | |
678 | val <<= shift; | |
679 | if ((val >> shift) != tmp) { | |
680 | SET_QC(); | |
681 | val = ~(uint64_t)0; | |
682 | } | |
683 | } | |
684 | return val; | |
685 | } | |
686 | ||
687 | #define NEON_FN(dest, src1, src2) do { \ | |
688 | int8_t tmp; \ | |
689 | tmp = (int8_t)src2; \ | |
50f67e95 | 690 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
a5d88f3e | 691 | if (src1) { \ |
ad69471c | 692 | SET_QC(); \ |
a5d88f3e PM |
693 | dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \ |
694 | if (src1 > 0) { \ | |
695 | dest--; \ | |
696 | } \ | |
697 | } else { \ | |
698 | dest = src1; \ | |
699 | } \ | |
50f67e95 | 700 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ |
ad69471c PB |
701 | dest = src1 >> 31; \ |
702 | } else if (tmp < 0) { \ | |
703 | dest = src1 >> -tmp; \ | |
704 | } else { \ | |
705 | dest = src1 << tmp; \ | |
706 | if ((dest >> tmp) != src1) { \ | |
707 | SET_QC(); \ | |
a5d88f3e PM |
708 | dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \ |
709 | if (src1 > 0) { \ | |
710 | dest--; \ | |
711 | } \ | |
ad69471c PB |
712 | } \ |
713 | }} while (0) | |
02da0b2d PM |
714 | NEON_VOP_ENV(qshl_s8, neon_s8, 4) |
715 | NEON_VOP_ENV(qshl_s16, neon_s16, 2) | |
716 | NEON_VOP_ENV(qshl_s32, neon_s32, 1) | |
ad69471c PB |
717 | #undef NEON_FN |
718 | ||
0ecb72a5 | 719 | uint64_t HELPER(neon_qshl_s64)(CPUARMState *env, uint64_t valop, uint64_t shiftop) |
ad69471c PB |
720 | { |
721 | int8_t shift = (uint8_t)shiftop; | |
722 | int64_t val = valop; | |
723 | if (shift >= 64) { | |
724 | if (val) { | |
725 | SET_QC(); | |
eb7a3d79 | 726 | val = (val >> 63) ^ ~SIGNBIT64; |
ad69471c | 727 | } |
4c9b70ae | 728 | } else if (shift <= -64) { |
ad69471c PB |
729 | val >>= 63; |
730 | } else if (shift < 0) { | |
731 | val >>= -shift; | |
732 | } else { | |
733 | int64_t tmp = val; | |
734 | val <<= shift; | |
735 | if ((val >> shift) != tmp) { | |
736 | SET_QC(); | |
737 | val = (tmp >> 63) ^ ~SIGNBIT64; | |
738 | } | |
739 | } | |
740 | return val; | |
741 | } | |
742 | ||
4ca4502c JR |
743 | #define NEON_FN(dest, src1, src2) do { \ |
744 | if (src1 & (1 << (sizeof(src1) * 8 - 1))) { \ | |
745 | SET_QC(); \ | |
746 | dest = 0; \ | |
747 | } else { \ | |
748 | int8_t tmp; \ | |
749 | tmp = (int8_t)src2; \ | |
750 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ | |
751 | if (src1) { \ | |
752 | SET_QC(); \ | |
753 | dest = ~0; \ | |
754 | } else { \ | |
755 | dest = 0; \ | |
756 | } \ | |
757 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ | |
758 | dest = 0; \ | |
759 | } else if (tmp < 0) { \ | |
760 | dest = src1 >> -tmp; \ | |
761 | } else { \ | |
762 | dest = src1 << tmp; \ | |
763 | if ((dest >> tmp) != src1) { \ | |
764 | SET_QC(); \ | |
765 | dest = ~0; \ | |
766 | } \ | |
767 | } \ | |
768 | }} while (0) | |
02da0b2d PM |
769 | NEON_VOP_ENV(qshlu_s8, neon_u8, 4) |
770 | NEON_VOP_ENV(qshlu_s16, neon_u16, 2) | |
4ca4502c JR |
771 | #undef NEON_FN |
772 | ||
0ecb72a5 | 773 | uint32_t HELPER(neon_qshlu_s32)(CPUARMState *env, uint32_t valop, uint32_t shiftop) |
4ca4502c JR |
774 | { |
775 | if ((int32_t)valop < 0) { | |
776 | SET_QC(); | |
777 | return 0; | |
778 | } | |
02da0b2d | 779 | return helper_neon_qshl_u32(env, valop, shiftop); |
4ca4502c JR |
780 | } |
781 | ||
0ecb72a5 | 782 | uint64_t HELPER(neon_qshlu_s64)(CPUARMState *env, uint64_t valop, uint64_t shiftop) |
4ca4502c JR |
783 | { |
784 | if ((int64_t)valop < 0) { | |
785 | SET_QC(); | |
786 | return 0; | |
787 | } | |
02da0b2d | 788 | return helper_neon_qshl_u64(env, valop, shiftop); |
4ca4502c | 789 | } |
ad69471c PB |
790 | |
791 | /* FIXME: This is wrong. */ | |
792 | #define NEON_FN(dest, src1, src2) do { \ | |
793 | int8_t tmp; \ | |
794 | tmp = (int8_t)src2; \ | |
33ebc293 PM |
795 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
796 | if (src1) { \ | |
797 | SET_QC(); \ | |
798 | dest = ~0; \ | |
799 | } else { \ | |
800 | dest = 0; \ | |
801 | } \ | |
802 | } else if (tmp < -(ssize_t)sizeof(src1) * 8) { \ | |
803 | dest = 0; \ | |
804 | } else if (tmp == -(ssize_t)sizeof(src1) * 8) { \ | |
805 | dest = src1 >> (sizeof(src1) * 8 - 1); \ | |
806 | } else if (tmp < 0) { \ | |
ad69471c PB |
807 | dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \ |
808 | } else { \ | |
809 | dest = src1 << tmp; \ | |
810 | if ((dest >> tmp) != src1) { \ | |
811 | SET_QC(); \ | |
812 | dest = ~0; \ | |
813 | } \ | |
814 | }} while (0) | |
02da0b2d PM |
815 | NEON_VOP_ENV(qrshl_u8, neon_u8, 4) |
816 | NEON_VOP_ENV(qrshl_u16, neon_u16, 2) | |
ad69471c PB |
817 | #undef NEON_FN |
818 | ||
4bd4ee07 CL |
819 | /* The addition of the rounding constant may overflow, so we use an |
820 | * intermediate 64 bits accumulator. */ | |
0ecb72a5 | 821 | uint32_t HELPER(neon_qrshl_u32)(CPUARMState *env, uint32_t val, uint32_t shiftop) |
4bd4ee07 CL |
822 | { |
823 | uint32_t dest; | |
824 | int8_t shift = (int8_t)shiftop; | |
33ebc293 PM |
825 | if (shift >= 32) { |
826 | if (val) { | |
827 | SET_QC(); | |
828 | dest = ~0; | |
829 | } else { | |
830 | dest = 0; | |
831 | } | |
832 | } else if (shift < -32) { | |
833 | dest = 0; | |
834 | } else if (shift == -32) { | |
835 | dest = val >> 31; | |
836 | } else if (shift < 0) { | |
4bd4ee07 CL |
837 | uint64_t big_dest = ((uint64_t)val + (1 << (-1 - shift))); |
838 | dest = big_dest >> -shift; | |
839 | } else { | |
840 | dest = val << shift; | |
841 | if ((dest >> shift) != val) { | |
842 | SET_QC(); | |
843 | dest = ~0; | |
844 | } | |
845 | } | |
846 | return dest; | |
847 | } | |
848 | ||
849 | /* Handling addition overflow with 64 bits inputs values is more | |
850 | * tricky than with 32 bits values. */ | |
0ecb72a5 | 851 | uint64_t HELPER(neon_qrshl_u64)(CPUARMState *env, uint64_t val, uint64_t shiftop) |
ad69471c PB |
852 | { |
853 | int8_t shift = (int8_t)shiftop; | |
33ebc293 PM |
854 | if (shift >= 64) { |
855 | if (val) { | |
856 | SET_QC(); | |
857 | val = ~0; | |
858 | } | |
859 | } else if (shift < -64) { | |
860 | val = 0; | |
861 | } else if (shift == -64) { | |
862 | val >>= 63; | |
863 | } else if (shift < 0) { | |
4bd4ee07 CL |
864 | val >>= (-shift - 1); |
865 | if (val == UINT64_MAX) { | |
866 | /* In this case, it means that the rounding constant is 1, | |
867 | * and the addition would overflow. Return the actual | |
868 | * result directly. */ | |
869 | val = 0x8000000000000000ULL; | |
870 | } else { | |
871 | val++; | |
872 | val >>= 1; | |
873 | } | |
ad69471c PB |
874 | } else { \ |
875 | uint64_t tmp = val; | |
876 | val <<= shift; | |
877 | if ((val >> shift) != tmp) { | |
878 | SET_QC(); | |
879 | val = ~0; | |
880 | } | |
881 | } | |
882 | return val; | |
883 | } | |
884 | ||
885 | #define NEON_FN(dest, src1, src2) do { \ | |
886 | int8_t tmp; \ | |
887 | tmp = (int8_t)src2; \ | |
7b6ecf5b PM |
888 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
889 | if (src1) { \ | |
890 | SET_QC(); \ | |
891 | dest = (1 << (sizeof(src1) * 8 - 1)); \ | |
892 | if (src1 > 0) { \ | |
893 | dest--; \ | |
894 | } \ | |
895 | } else { \ | |
896 | dest = 0; \ | |
897 | } \ | |
898 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ | |
899 | dest = 0; \ | |
900 | } else if (tmp < 0) { \ | |
ad69471c PB |
901 | dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \ |
902 | } else { \ | |
903 | dest = src1 << tmp; \ | |
904 | if ((dest >> tmp) != src1) { \ | |
905 | SET_QC(); \ | |
960e623b PM |
906 | dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \ |
907 | if (src1 > 0) { \ | |
908 | dest--; \ | |
909 | } \ | |
ad69471c PB |
910 | } \ |
911 | }} while (0) | |
02da0b2d PM |
912 | NEON_VOP_ENV(qrshl_s8, neon_s8, 4) |
913 | NEON_VOP_ENV(qrshl_s16, neon_s16, 2) | |
ad69471c PB |
914 | #undef NEON_FN |
915 | ||
4bd4ee07 CL |
916 | /* The addition of the rounding constant may overflow, so we use an |
917 | * intermediate 64 bits accumulator. */ | |
0ecb72a5 | 918 | uint32_t HELPER(neon_qrshl_s32)(CPUARMState *env, uint32_t valop, uint32_t shiftop) |
4bd4ee07 CL |
919 | { |
920 | int32_t dest; | |
921 | int32_t val = (int32_t)valop; | |
922 | int8_t shift = (int8_t)shiftop; | |
7b6ecf5b PM |
923 | if (shift >= 32) { |
924 | if (val) { | |
925 | SET_QC(); | |
926 | dest = (val >> 31) ^ ~SIGNBIT; | |
927 | } else { | |
928 | dest = 0; | |
929 | } | |
930 | } else if (shift <= -32) { | |
931 | dest = 0; | |
932 | } else if (shift < 0) { | |
4bd4ee07 CL |
933 | int64_t big_dest = ((int64_t)val + (1 << (-1 - shift))); |
934 | dest = big_dest >> -shift; | |
935 | } else { | |
936 | dest = val << shift; | |
937 | if ((dest >> shift) != val) { | |
938 | SET_QC(); | |
939 | dest = (val >> 31) ^ ~SIGNBIT; | |
940 | } | |
941 | } | |
942 | return dest; | |
943 | } | |
944 | ||
945 | /* Handling addition overflow with 64 bits inputs values is more | |
946 | * tricky than with 32 bits values. */ | |
0ecb72a5 | 947 | uint64_t HELPER(neon_qrshl_s64)(CPUARMState *env, uint64_t valop, uint64_t shiftop) |
ad69471c PB |
948 | { |
949 | int8_t shift = (uint8_t)shiftop; | |
950 | int64_t val = valop; | |
951 | ||
7b6ecf5b PM |
952 | if (shift >= 64) { |
953 | if (val) { | |
954 | SET_QC(); | |
955 | val = (val >> 63) ^ ~SIGNBIT64; | |
956 | } | |
957 | } else if (shift <= -64) { | |
958 | val = 0; | |
959 | } else if (shift < 0) { | |
4bd4ee07 CL |
960 | val >>= (-shift - 1); |
961 | if (val == INT64_MAX) { | |
962 | /* In this case, it means that the rounding constant is 1, | |
963 | * and the addition would overflow. Return the actual | |
964 | * result directly. */ | |
965 | val = 0x4000000000000000ULL; | |
966 | } else { | |
967 | val++; | |
968 | val >>= 1; | |
969 | } | |
ad69471c | 970 | } else { |
4bd4ee07 | 971 | int64_t tmp = val; |
ad69471c PB |
972 | val <<= shift; |
973 | if ((val >> shift) != tmp) { | |
974 | SET_QC(); | |
4bd4ee07 | 975 | val = (tmp >> 63) ^ ~SIGNBIT64; |
ad69471c PB |
976 | } |
977 | } | |
978 | return val; | |
979 | } | |
980 | ||
981 | uint32_t HELPER(neon_add_u8)(uint32_t a, uint32_t b) | |
982 | { | |
983 | uint32_t mask; | |
984 | mask = (a ^ b) & 0x80808080u; | |
985 | a &= ~0x80808080u; | |
986 | b &= ~0x80808080u; | |
987 | return (a + b) ^ mask; | |
988 | } | |
989 | ||
990 | uint32_t HELPER(neon_add_u16)(uint32_t a, uint32_t b) | |
991 | { | |
992 | uint32_t mask; | |
993 | mask = (a ^ b) & 0x80008000u; | |
994 | a &= ~0x80008000u; | |
995 | b &= ~0x80008000u; | |
996 | return (a + b) ^ mask; | |
997 | } | |
998 | ||
999 | #define NEON_FN(dest, src1, src2) dest = src1 + src2 | |
1000 | NEON_POP(padd_u8, neon_u8, 4) | |
1001 | NEON_POP(padd_u16, neon_u16, 2) | |
1002 | #undef NEON_FN | |
1003 | ||
1004 | #define NEON_FN(dest, src1, src2) dest = src1 - src2 | |
1005 | NEON_VOP(sub_u8, neon_u8, 4) | |
1006 | NEON_VOP(sub_u16, neon_u16, 2) | |
1007 | #undef NEON_FN | |
1008 | ||
1009 | #define NEON_FN(dest, src1, src2) dest = src1 * src2 | |
1010 | NEON_VOP(mul_u8, neon_u8, 4) | |
1011 | NEON_VOP(mul_u16, neon_u16, 2) | |
1012 | #undef NEON_FN | |
1013 | ||
1654b2d6 | 1014 | /* Polynomial multiplication is like integer multiplication except the |
ad69471c PB |
1015 | partial products are XORed, not added. */ |
1016 | uint32_t HELPER(neon_mul_p8)(uint32_t op1, uint32_t op2) | |
1017 | { | |
1018 | uint32_t mask; | |
1019 | uint32_t result; | |
1020 | result = 0; | |
1021 | while (op1) { | |
1022 | mask = 0; | |
1023 | if (op1 & 1) | |
1024 | mask |= 0xff; | |
1025 | if (op1 & (1 << 8)) | |
1026 | mask |= (0xff << 8); | |
1027 | if (op1 & (1 << 16)) | |
1028 | mask |= (0xff << 16); | |
1029 | if (op1 & (1 << 24)) | |
1030 | mask |= (0xff << 24); | |
1031 | result ^= op2 & mask; | |
1032 | op1 = (op1 >> 1) & 0x7f7f7f7f; | |
1033 | op2 = (op2 << 1) & 0xfefefefe; | |
1034 | } | |
1035 | return result; | |
1036 | } | |
1037 | ||
e5ca24cb PM |
1038 | uint64_t HELPER(neon_mull_p8)(uint32_t op1, uint32_t op2) |
1039 | { | |
1040 | uint64_t result = 0; | |
1041 | uint64_t mask; | |
1042 | uint64_t op2ex = op2; | |
1043 | op2ex = (op2ex & 0xff) | | |
1044 | ((op2ex & 0xff00) << 8) | | |
1045 | ((op2ex & 0xff0000) << 16) | | |
1046 | ((op2ex & 0xff000000) << 24); | |
1047 | while (op1) { | |
1048 | mask = 0; | |
1049 | if (op1 & 1) { | |
1050 | mask |= 0xffff; | |
1051 | } | |
1052 | if (op1 & (1 << 8)) { | |
1053 | mask |= (0xffffU << 16); | |
1054 | } | |
1055 | if (op1 & (1 << 16)) { | |
1056 | mask |= (0xffffULL << 32); | |
1057 | } | |
1058 | if (op1 & (1 << 24)) { | |
1059 | mask |= (0xffffULL << 48); | |
1060 | } | |
1061 | result ^= op2ex & mask; | |
1062 | op1 = (op1 >> 1) & 0x7f7f7f7f; | |
1063 | op2ex <<= 1; | |
1064 | } | |
1065 | return result; | |
1066 | } | |
1067 | ||
ad69471c PB |
1068 | #define NEON_FN(dest, src1, src2) dest = (src1 & src2) ? -1 : 0 |
1069 | NEON_VOP(tst_u8, neon_u8, 4) | |
1070 | NEON_VOP(tst_u16, neon_u16, 2) | |
1071 | NEON_VOP(tst_u32, neon_u32, 1) | |
1072 | #undef NEON_FN | |
1073 | ||
1074 | #define NEON_FN(dest, src1, src2) dest = (src1 == src2) ? -1 : 0 | |
1075 | NEON_VOP(ceq_u8, neon_u8, 4) | |
1076 | NEON_VOP(ceq_u16, neon_u16, 2) | |
1077 | NEON_VOP(ceq_u32, neon_u32, 1) | |
1078 | #undef NEON_FN | |
1079 | ||
1080 | #define NEON_FN(dest, src, dummy) dest = (src < 0) ? -src : src | |
1081 | NEON_VOP1(abs_s8, neon_s8, 4) | |
1082 | NEON_VOP1(abs_s16, neon_s16, 2) | |
1083 | #undef NEON_FN | |
1084 | ||
1085 | /* Count Leading Sign/Zero Bits. */ | |
1086 | static inline int do_clz8(uint8_t x) | |
1087 | { | |
1088 | int n; | |
1089 | for (n = 8; x; n--) | |
1090 | x >>= 1; | |
1091 | return n; | |
1092 | } | |
1093 | ||
1094 | static inline int do_clz16(uint16_t x) | |
1095 | { | |
1096 | int n; | |
1097 | for (n = 16; x; n--) | |
1098 | x >>= 1; | |
1099 | return n; | |
1100 | } | |
1101 | ||
1102 | #define NEON_FN(dest, src, dummy) dest = do_clz8(src) | |
1103 | NEON_VOP1(clz_u8, neon_u8, 4) | |
1104 | #undef NEON_FN | |
1105 | ||
1106 | #define NEON_FN(dest, src, dummy) dest = do_clz16(src) | |
1107 | NEON_VOP1(clz_u16, neon_u16, 2) | |
1108 | #undef NEON_FN | |
1109 | ||
1110 | #define NEON_FN(dest, src, dummy) dest = do_clz8((src < 0) ? ~src : src) - 1 | |
1111 | NEON_VOP1(cls_s8, neon_s8, 4) | |
1112 | #undef NEON_FN | |
1113 | ||
1114 | #define NEON_FN(dest, src, dummy) dest = do_clz16((src < 0) ? ~src : src) - 1 | |
1115 | NEON_VOP1(cls_s16, neon_s16, 2) | |
1116 | #undef NEON_FN | |
1117 | ||
1118 | uint32_t HELPER(neon_cls_s32)(uint32_t x) | |
1119 | { | |
1120 | int count; | |
1121 | if ((int32_t)x < 0) | |
1122 | x = ~x; | |
1123 | for (count = 32; x; count--) | |
1124 | x = x >> 1; | |
1125 | return count - 1; | |
1126 | } | |
1127 | ||
1128 | /* Bit count. */ | |
1129 | uint32_t HELPER(neon_cnt_u8)(uint32_t x) | |
1130 | { | |
1131 | x = (x & 0x55555555) + ((x >> 1) & 0x55555555); | |
1132 | x = (x & 0x33333333) + ((x >> 2) & 0x33333333); | |
1133 | x = (x & 0x0f0f0f0f) + ((x >> 4) & 0x0f0f0f0f); | |
1134 | return x; | |
1135 | } | |
1136 | ||
1137 | #define NEON_QDMULH16(dest, src1, src2, round) do { \ | |
1138 | uint32_t tmp = (int32_t)(int16_t) src1 * (int16_t) src2; \ | |
1139 | if ((tmp ^ (tmp << 1)) & SIGNBIT) { \ | |
1140 | SET_QC(); \ | |
1141 | tmp = (tmp >> 31) ^ ~SIGNBIT; \ | |
46eece9d JR |
1142 | } else { \ |
1143 | tmp <<= 1; \ | |
ad69471c | 1144 | } \ |
ad69471c PB |
1145 | if (round) { \ |
1146 | int32_t old = tmp; \ | |
1147 | tmp += 1 << 15; \ | |
1148 | if ((int32_t)tmp < old) { \ | |
1149 | SET_QC(); \ | |
1150 | tmp = SIGNBIT - 1; \ | |
1151 | } \ | |
1152 | } \ | |
1153 | dest = tmp >> 16; \ | |
1154 | } while(0) | |
1155 | #define NEON_FN(dest, src1, src2) NEON_QDMULH16(dest, src1, src2, 0) | |
02da0b2d | 1156 | NEON_VOP_ENV(qdmulh_s16, neon_s16, 2) |
ad69471c PB |
1157 | #undef NEON_FN |
1158 | #define NEON_FN(dest, src1, src2) NEON_QDMULH16(dest, src1, src2, 1) | |
02da0b2d | 1159 | NEON_VOP_ENV(qrdmulh_s16, neon_s16, 2) |
ad69471c PB |
1160 | #undef NEON_FN |
1161 | #undef NEON_QDMULH16 | |
1162 | ||
1163 | #define NEON_QDMULH32(dest, src1, src2, round) do { \ | |
1164 | uint64_t tmp = (int64_t)(int32_t) src1 * (int32_t) src2; \ | |
1165 | if ((tmp ^ (tmp << 1)) & SIGNBIT64) { \ | |
1166 | SET_QC(); \ | |
1167 | tmp = (tmp >> 63) ^ ~SIGNBIT64; \ | |
1168 | } else { \ | |
1169 | tmp <<= 1; \ | |
1170 | } \ | |
1171 | if (round) { \ | |
1172 | int64_t old = tmp; \ | |
1173 | tmp += (int64_t)1 << 31; \ | |
1174 | if ((int64_t)tmp < old) { \ | |
1175 | SET_QC(); \ | |
1176 | tmp = SIGNBIT64 - 1; \ | |
1177 | } \ | |
1178 | } \ | |
1179 | dest = tmp >> 32; \ | |
1180 | } while(0) | |
1181 | #define NEON_FN(dest, src1, src2) NEON_QDMULH32(dest, src1, src2, 0) | |
02da0b2d | 1182 | NEON_VOP_ENV(qdmulh_s32, neon_s32, 1) |
ad69471c PB |
1183 | #undef NEON_FN |
1184 | #define NEON_FN(dest, src1, src2) NEON_QDMULH32(dest, src1, src2, 1) | |
02da0b2d | 1185 | NEON_VOP_ENV(qrdmulh_s32, neon_s32, 1) |
ad69471c PB |
1186 | #undef NEON_FN |
1187 | #undef NEON_QDMULH32 | |
1188 | ||
1189 | uint32_t HELPER(neon_narrow_u8)(uint64_t x) | |
1190 | { | |
1191 | return (x & 0xffu) | ((x >> 8) & 0xff00u) | ((x >> 16) & 0xff0000u) | |
1192 | | ((x >> 24) & 0xff000000u); | |
1193 | } | |
1194 | ||
1195 | uint32_t HELPER(neon_narrow_u16)(uint64_t x) | |
1196 | { | |
1197 | return (x & 0xffffu) | ((x >> 16) & 0xffff0000u); | |
1198 | } | |
1199 | ||
1200 | uint32_t HELPER(neon_narrow_high_u8)(uint64_t x) | |
1201 | { | |
1202 | return ((x >> 8) & 0xff) | ((x >> 16) & 0xff00) | |
1203 | | ((x >> 24) & 0xff0000) | ((x >> 32) & 0xff000000); | |
1204 | } | |
1205 | ||
1206 | uint32_t HELPER(neon_narrow_high_u16)(uint64_t x) | |
1207 | { | |
1208 | return ((x >> 16) & 0xffff) | ((x >> 32) & 0xffff0000); | |
1209 | } | |
1210 | ||
1211 | uint32_t HELPER(neon_narrow_round_high_u8)(uint64_t x) | |
1212 | { | |
1213 | x &= 0xff80ff80ff80ff80ull; | |
1214 | x += 0x0080008000800080ull; | |
1215 | return ((x >> 8) & 0xff) | ((x >> 16) & 0xff00) | |
1216 | | ((x >> 24) & 0xff0000) | ((x >> 32) & 0xff000000); | |
1217 | } | |
1218 | ||
1219 | uint32_t HELPER(neon_narrow_round_high_u16)(uint64_t x) | |
1220 | { | |
1221 | x &= 0xffff8000ffff8000ull; | |
1222 | x += 0x0000800000008000ull; | |
1223 | return ((x >> 16) & 0xffff) | ((x >> 32) & 0xffff0000); | |
1224 | } | |
1225 | ||
0ecb72a5 | 1226 | uint32_t HELPER(neon_unarrow_sat8)(CPUARMState *env, uint64_t x) |
af1bbf30 JR |
1227 | { |
1228 | uint16_t s; | |
1229 | uint8_t d; | |
1230 | uint32_t res = 0; | |
1231 | #define SAT8(n) \ | |
1232 | s = x >> n; \ | |
1233 | if (s & 0x8000) { \ | |
1234 | SET_QC(); \ | |
1235 | } else { \ | |
1236 | if (s > 0xff) { \ | |
1237 | d = 0xff; \ | |
1238 | SET_QC(); \ | |
1239 | } else { \ | |
1240 | d = s; \ | |
1241 | } \ | |
1242 | res |= (uint32_t)d << (n / 2); \ | |
1243 | } | |
1244 | ||
1245 | SAT8(0); | |
1246 | SAT8(16); | |
1247 | SAT8(32); | |
1248 | SAT8(48); | |
1249 | #undef SAT8 | |
1250 | return res; | |
1251 | } | |
1252 | ||
0ecb72a5 | 1253 | uint32_t HELPER(neon_narrow_sat_u8)(CPUARMState *env, uint64_t x) |
ad69471c PB |
1254 | { |
1255 | uint16_t s; | |
1256 | uint8_t d; | |
1257 | uint32_t res = 0; | |
1258 | #define SAT8(n) \ | |
1259 | s = x >> n; \ | |
1260 | if (s > 0xff) { \ | |
1261 | d = 0xff; \ | |
1262 | SET_QC(); \ | |
1263 | } else { \ | |
1264 | d = s; \ | |
1265 | } \ | |
1266 | res |= (uint32_t)d << (n / 2); | |
1267 | ||
1268 | SAT8(0); | |
1269 | SAT8(16); | |
1270 | SAT8(32); | |
1271 | SAT8(48); | |
1272 | #undef SAT8 | |
1273 | return res; | |
1274 | } | |
1275 | ||
0ecb72a5 | 1276 | uint32_t HELPER(neon_narrow_sat_s8)(CPUARMState *env, uint64_t x) |
ad69471c PB |
1277 | { |
1278 | int16_t s; | |
1279 | uint8_t d; | |
1280 | uint32_t res = 0; | |
1281 | #define SAT8(n) \ | |
1282 | s = x >> n; \ | |
1283 | if (s != (int8_t)s) { \ | |
1284 | d = (s >> 15) ^ 0x7f; \ | |
1285 | SET_QC(); \ | |
1286 | } else { \ | |
1287 | d = s; \ | |
1288 | } \ | |
1289 | res |= (uint32_t)d << (n / 2); | |
1290 | ||
1291 | SAT8(0); | |
1292 | SAT8(16); | |
1293 | SAT8(32); | |
1294 | SAT8(48); | |
1295 | #undef SAT8 | |
1296 | return res; | |
1297 | } | |
1298 | ||
0ecb72a5 | 1299 | uint32_t HELPER(neon_unarrow_sat16)(CPUARMState *env, uint64_t x) |
af1bbf30 JR |
1300 | { |
1301 | uint32_t high; | |
1302 | uint32_t low; | |
1303 | low = x; | |
1304 | if (low & 0x80000000) { | |
1305 | low = 0; | |
1306 | SET_QC(); | |
1307 | } else if (low > 0xffff) { | |
1308 | low = 0xffff; | |
1309 | SET_QC(); | |
1310 | } | |
1311 | high = x >> 32; | |
1312 | if (high & 0x80000000) { | |
1313 | high = 0; | |
1314 | SET_QC(); | |
1315 | } else if (high > 0xffff) { | |
1316 | high = 0xffff; | |
1317 | SET_QC(); | |
1318 | } | |
1319 | return low | (high << 16); | |
1320 | } | |
1321 | ||
0ecb72a5 | 1322 | uint32_t HELPER(neon_narrow_sat_u16)(CPUARMState *env, uint64_t x) |
ad69471c PB |
1323 | { |
1324 | uint32_t high; | |
1325 | uint32_t low; | |
1326 | low = x; | |
1327 | if (low > 0xffff) { | |
1328 | low = 0xffff; | |
1329 | SET_QC(); | |
1330 | } | |
1331 | high = x >> 32; | |
1332 | if (high > 0xffff) { | |
1333 | high = 0xffff; | |
1334 | SET_QC(); | |
1335 | } | |
1336 | return low | (high << 16); | |
1337 | } | |
1338 | ||
0ecb72a5 | 1339 | uint32_t HELPER(neon_narrow_sat_s16)(CPUARMState *env, uint64_t x) |
ad69471c PB |
1340 | { |
1341 | int32_t low; | |
1342 | int32_t high; | |
1343 | low = x; | |
1344 | if (low != (int16_t)low) { | |
1345 | low = (low >> 31) ^ 0x7fff; | |
1346 | SET_QC(); | |
1347 | } | |
1348 | high = x >> 32; | |
1349 | if (high != (int16_t)high) { | |
1350 | high = (high >> 31) ^ 0x7fff; | |
1351 | SET_QC(); | |
1352 | } | |
1353 | return (uint16_t)low | (high << 16); | |
1354 | } | |
1355 | ||
0ecb72a5 | 1356 | uint32_t HELPER(neon_unarrow_sat32)(CPUARMState *env, uint64_t x) |
af1bbf30 JR |
1357 | { |
1358 | if (x & 0x8000000000000000ull) { | |
1359 | SET_QC(); | |
1360 | return 0; | |
1361 | } | |
1362 | if (x > 0xffffffffu) { | |
1363 | SET_QC(); | |
1364 | return 0xffffffffu; | |
1365 | } | |
1366 | return x; | |
1367 | } | |
1368 | ||
0ecb72a5 | 1369 | uint32_t HELPER(neon_narrow_sat_u32)(CPUARMState *env, uint64_t x) |
ad69471c PB |
1370 | { |
1371 | if (x > 0xffffffffu) { | |
1372 | SET_QC(); | |
1373 | return 0xffffffffu; | |
1374 | } | |
1375 | return x; | |
1376 | } | |
1377 | ||
0ecb72a5 | 1378 | uint32_t HELPER(neon_narrow_sat_s32)(CPUARMState *env, uint64_t x) |
ad69471c PB |
1379 | { |
1380 | if ((int64_t)x != (int32_t)x) { | |
1381 | SET_QC(); | |
cc2212c2 | 1382 | return ((int64_t)x >> 63) ^ 0x7fffffff; |
ad69471c PB |
1383 | } |
1384 | return x; | |
1385 | } | |
1386 | ||
1387 | uint64_t HELPER(neon_widen_u8)(uint32_t x) | |
1388 | { | |
1389 | uint64_t tmp; | |
1390 | uint64_t ret; | |
1391 | ret = (uint8_t)x; | |
1392 | tmp = (uint8_t)(x >> 8); | |
1393 | ret |= tmp << 16; | |
1394 | tmp = (uint8_t)(x >> 16); | |
1395 | ret |= tmp << 32; | |
1396 | tmp = (uint8_t)(x >> 24); | |
1397 | ret |= tmp << 48; | |
1398 | return ret; | |
1399 | } | |
1400 | ||
1401 | uint64_t HELPER(neon_widen_s8)(uint32_t x) | |
1402 | { | |
1403 | uint64_t tmp; | |
1404 | uint64_t ret; | |
1405 | ret = (uint16_t)(int8_t)x; | |
1406 | tmp = (uint16_t)(int8_t)(x >> 8); | |
1407 | ret |= tmp << 16; | |
1408 | tmp = (uint16_t)(int8_t)(x >> 16); | |
1409 | ret |= tmp << 32; | |
1410 | tmp = (uint16_t)(int8_t)(x >> 24); | |
1411 | ret |= tmp << 48; | |
1412 | return ret; | |
1413 | } | |
1414 | ||
1415 | uint64_t HELPER(neon_widen_u16)(uint32_t x) | |
1416 | { | |
1417 | uint64_t high = (uint16_t)(x >> 16); | |
1418 | return ((uint16_t)x) | (high << 32); | |
1419 | } | |
1420 | ||
1421 | uint64_t HELPER(neon_widen_s16)(uint32_t x) | |
1422 | { | |
1423 | uint64_t high = (int16_t)(x >> 16); | |
1424 | return ((uint32_t)(int16_t)x) | (high << 32); | |
1425 | } | |
1426 | ||
1427 | uint64_t HELPER(neon_addl_u16)(uint64_t a, uint64_t b) | |
1428 | { | |
1429 | uint64_t mask; | |
1430 | mask = (a ^ b) & 0x8000800080008000ull; | |
1431 | a &= ~0x8000800080008000ull; | |
1432 | b &= ~0x8000800080008000ull; | |
1433 | return (a + b) ^ mask; | |
1434 | } | |
1435 | ||
1436 | uint64_t HELPER(neon_addl_u32)(uint64_t a, uint64_t b) | |
1437 | { | |
1438 | uint64_t mask; | |
1439 | mask = (a ^ b) & 0x8000000080000000ull; | |
1440 | a &= ~0x8000000080000000ull; | |
1441 | b &= ~0x8000000080000000ull; | |
1442 | return (a + b) ^ mask; | |
1443 | } | |
1444 | ||
1445 | uint64_t HELPER(neon_paddl_u16)(uint64_t a, uint64_t b) | |
1446 | { | |
1447 | uint64_t tmp; | |
1448 | uint64_t tmp2; | |
1449 | ||
1450 | tmp = a & 0x0000ffff0000ffffull; | |
1451 | tmp += (a >> 16) & 0x0000ffff0000ffffull; | |
1452 | tmp2 = b & 0xffff0000ffff0000ull; | |
1453 | tmp2 += (b << 16) & 0xffff0000ffff0000ull; | |
1454 | return ( tmp & 0xffff) | |
1455 | | ((tmp >> 16) & 0xffff0000ull) | |
1456 | | ((tmp2 << 16) & 0xffff00000000ull) | |
1457 | | ( tmp2 & 0xffff000000000000ull); | |
1458 | } | |
1459 | ||
1460 | uint64_t HELPER(neon_paddl_u32)(uint64_t a, uint64_t b) | |
1461 | { | |
1462 | uint32_t low = a + (a >> 32); | |
1463 | uint32_t high = b + (b >> 32); | |
1464 | return low + ((uint64_t)high << 32); | |
1465 | } | |
1466 | ||
1467 | uint64_t HELPER(neon_subl_u16)(uint64_t a, uint64_t b) | |
1468 | { | |
1469 | uint64_t mask; | |
1470 | mask = (a ^ ~b) & 0x8000800080008000ull; | |
1471 | a |= 0x8000800080008000ull; | |
1472 | b &= ~0x8000800080008000ull; | |
1473 | return (a - b) ^ mask; | |
1474 | } | |
1475 | ||
1476 | uint64_t HELPER(neon_subl_u32)(uint64_t a, uint64_t b) | |
1477 | { | |
1478 | uint64_t mask; | |
1479 | mask = (a ^ ~b) & 0x8000000080000000ull; | |
1480 | a |= 0x8000000080000000ull; | |
1481 | b &= ~0x8000000080000000ull; | |
1482 | return (a - b) ^ mask; | |
1483 | } | |
1484 | ||
0ecb72a5 | 1485 | uint64_t HELPER(neon_addl_saturate_s32)(CPUARMState *env, uint64_t a, uint64_t b) |
ad69471c PB |
1486 | { |
1487 | uint32_t x, y; | |
1488 | uint32_t low, high; | |
1489 | ||
1490 | x = a; | |
1491 | y = b; | |
1492 | low = x + y; | |
1493 | if (((low ^ x) & SIGNBIT) && !((x ^ y) & SIGNBIT)) { | |
1494 | SET_QC(); | |
1495 | low = ((int32_t)x >> 31) ^ ~SIGNBIT; | |
1496 | } | |
1497 | x = a >> 32; | |
1498 | y = b >> 32; | |
1499 | high = x + y; | |
1500 | if (((high ^ x) & SIGNBIT) && !((x ^ y) & SIGNBIT)) { | |
1501 | SET_QC(); | |
1502 | high = ((int32_t)x >> 31) ^ ~SIGNBIT; | |
1503 | } | |
1504 | return low | ((uint64_t)high << 32); | |
1505 | } | |
1506 | ||
0ecb72a5 | 1507 | uint64_t HELPER(neon_addl_saturate_s64)(CPUARMState *env, uint64_t a, uint64_t b) |
ad69471c PB |
1508 | { |
1509 | uint64_t result; | |
1510 | ||
1511 | result = a + b; | |
1512 | if (((result ^ a) & SIGNBIT64) && !((a ^ b) & SIGNBIT64)) { | |
1513 | SET_QC(); | |
1514 | result = ((int64_t)a >> 63) ^ ~SIGNBIT64; | |
1515 | } | |
1516 | return result; | |
1517 | } | |
1518 | ||
4d9ad7f7 PM |
1519 | /* We have to do the arithmetic in a larger type than |
1520 | * the input type, because for example with a signed 32 bit | |
1521 | * op the absolute difference can overflow a signed 32 bit value. | |
1522 | */ | |
1523 | #define DO_ABD(dest, x, y, intype, arithtype) do { \ | |
1524 | arithtype tmp_x = (intype)(x); \ | |
1525 | arithtype tmp_y = (intype)(y); \ | |
ad69471c PB |
1526 | dest = ((tmp_x > tmp_y) ? tmp_x - tmp_y : tmp_y - tmp_x); \ |
1527 | } while(0) | |
1528 | ||
1529 | uint64_t HELPER(neon_abdl_u16)(uint32_t a, uint32_t b) | |
1530 | { | |
1531 | uint64_t tmp; | |
1532 | uint64_t result; | |
4d9ad7f7 PM |
1533 | DO_ABD(result, a, b, uint8_t, uint32_t); |
1534 | DO_ABD(tmp, a >> 8, b >> 8, uint8_t, uint32_t); | |
ad69471c | 1535 | result |= tmp << 16; |
4d9ad7f7 | 1536 | DO_ABD(tmp, a >> 16, b >> 16, uint8_t, uint32_t); |
ad69471c | 1537 | result |= tmp << 32; |
4d9ad7f7 | 1538 | DO_ABD(tmp, a >> 24, b >> 24, uint8_t, uint32_t); |
ad69471c PB |
1539 | result |= tmp << 48; |
1540 | return result; | |
1541 | } | |
1542 | ||
1543 | uint64_t HELPER(neon_abdl_s16)(uint32_t a, uint32_t b) | |
1544 | { | |
1545 | uint64_t tmp; | |
1546 | uint64_t result; | |
4d9ad7f7 PM |
1547 | DO_ABD(result, a, b, int8_t, int32_t); |
1548 | DO_ABD(tmp, a >> 8, b >> 8, int8_t, int32_t); | |
ad69471c | 1549 | result |= tmp << 16; |
4d9ad7f7 | 1550 | DO_ABD(tmp, a >> 16, b >> 16, int8_t, int32_t); |
ad69471c | 1551 | result |= tmp << 32; |
4d9ad7f7 | 1552 | DO_ABD(tmp, a >> 24, b >> 24, int8_t, int32_t); |
ad69471c PB |
1553 | result |= tmp << 48; |
1554 | return result; | |
1555 | } | |
1556 | ||
1557 | uint64_t HELPER(neon_abdl_u32)(uint32_t a, uint32_t b) | |
1558 | { | |
1559 | uint64_t tmp; | |
1560 | uint64_t result; | |
4d9ad7f7 PM |
1561 | DO_ABD(result, a, b, uint16_t, uint32_t); |
1562 | DO_ABD(tmp, a >> 16, b >> 16, uint16_t, uint32_t); | |
ad69471c PB |
1563 | return result | (tmp << 32); |
1564 | } | |
1565 | ||
1566 | uint64_t HELPER(neon_abdl_s32)(uint32_t a, uint32_t b) | |
1567 | { | |
1568 | uint64_t tmp; | |
1569 | uint64_t result; | |
4d9ad7f7 PM |
1570 | DO_ABD(result, a, b, int16_t, int32_t); |
1571 | DO_ABD(tmp, a >> 16, b >> 16, int16_t, int32_t); | |
ad69471c PB |
1572 | return result | (tmp << 32); |
1573 | } | |
1574 | ||
1575 | uint64_t HELPER(neon_abdl_u64)(uint32_t a, uint32_t b) | |
1576 | { | |
1577 | uint64_t result; | |
4d9ad7f7 | 1578 | DO_ABD(result, a, b, uint32_t, uint64_t); |
ad69471c PB |
1579 | return result; |
1580 | } | |
1581 | ||
1582 | uint64_t HELPER(neon_abdl_s64)(uint32_t a, uint32_t b) | |
1583 | { | |
1584 | uint64_t result; | |
4d9ad7f7 | 1585 | DO_ABD(result, a, b, int32_t, int64_t); |
ad69471c PB |
1586 | return result; |
1587 | } | |
1588 | #undef DO_ABD | |
1589 | ||
1590 | /* Widening multiply. Named type is the source type. */ | |
1591 | #define DO_MULL(dest, x, y, type1, type2) do { \ | |
1592 | type1 tmp_x = x; \ | |
1593 | type1 tmp_y = y; \ | |
1594 | dest = (type2)((type2)tmp_x * (type2)tmp_y); \ | |
1595 | } while(0) | |
1596 | ||
1597 | uint64_t HELPER(neon_mull_u8)(uint32_t a, uint32_t b) | |
1598 | { | |
1599 | uint64_t tmp; | |
1600 | uint64_t result; | |
1601 | ||
1602 | DO_MULL(result, a, b, uint8_t, uint16_t); | |
1603 | DO_MULL(tmp, a >> 8, b >> 8, uint8_t, uint16_t); | |
1604 | result |= tmp << 16; | |
1605 | DO_MULL(tmp, a >> 16, b >> 16, uint8_t, uint16_t); | |
1606 | result |= tmp << 32; | |
1607 | DO_MULL(tmp, a >> 24, b >> 24, uint8_t, uint16_t); | |
1608 | result |= tmp << 48; | |
1609 | return result; | |
1610 | } | |
1611 | ||
1612 | uint64_t HELPER(neon_mull_s8)(uint32_t a, uint32_t b) | |
1613 | { | |
1614 | uint64_t tmp; | |
1615 | uint64_t result; | |
1616 | ||
1617 | DO_MULL(result, a, b, int8_t, uint16_t); | |
1618 | DO_MULL(tmp, a >> 8, b >> 8, int8_t, uint16_t); | |
1619 | result |= tmp << 16; | |
1620 | DO_MULL(tmp, a >> 16, b >> 16, int8_t, uint16_t); | |
1621 | result |= tmp << 32; | |
1622 | DO_MULL(tmp, a >> 24, b >> 24, int8_t, uint16_t); | |
1623 | result |= tmp << 48; | |
1624 | return result; | |
1625 | } | |
1626 | ||
1627 | uint64_t HELPER(neon_mull_u16)(uint32_t a, uint32_t b) | |
1628 | { | |
1629 | uint64_t tmp; | |
1630 | uint64_t result; | |
1631 | ||
1632 | DO_MULL(result, a, b, uint16_t, uint32_t); | |
1633 | DO_MULL(tmp, a >> 16, b >> 16, uint16_t, uint32_t); | |
1634 | return result | (tmp << 32); | |
1635 | } | |
1636 | ||
1637 | uint64_t HELPER(neon_mull_s16)(uint32_t a, uint32_t b) | |
1638 | { | |
1639 | uint64_t tmp; | |
1640 | uint64_t result; | |
1641 | ||
1642 | DO_MULL(result, a, b, int16_t, uint32_t); | |
1643 | DO_MULL(tmp, a >> 16, b >> 16, int16_t, uint32_t); | |
1644 | return result | (tmp << 32); | |
1645 | } | |
1646 | ||
1647 | uint64_t HELPER(neon_negl_u16)(uint64_t x) | |
1648 | { | |
1649 | uint16_t tmp; | |
1650 | uint64_t result; | |
1651 | result = (uint16_t)-x; | |
1652 | tmp = -(x >> 16); | |
1653 | result |= (uint64_t)tmp << 16; | |
1654 | tmp = -(x >> 32); | |
1655 | result |= (uint64_t)tmp << 32; | |
1656 | tmp = -(x >> 48); | |
1657 | result |= (uint64_t)tmp << 48; | |
1658 | return result; | |
1659 | } | |
1660 | ||
ad69471c PB |
1661 | uint64_t HELPER(neon_negl_u32)(uint64_t x) |
1662 | { | |
1663 | uint32_t low = -x; | |
1664 | uint32_t high = -(x >> 32); | |
1665 | return low | ((uint64_t)high << 32); | |
1666 | } | |
1667 | ||
1668 | /* FIXME: There should be a native op for this. */ | |
1669 | uint64_t HELPER(neon_negl_u64)(uint64_t x) | |
1670 | { | |
1671 | return -x; | |
1672 | } | |
1673 | ||
1674 | /* Saturnating sign manuipulation. */ | |
1675 | /* ??? Make these use NEON_VOP1 */ | |
1676 | #define DO_QABS8(x) do { \ | |
1677 | if (x == (int8_t)0x80) { \ | |
1678 | x = 0x7f; \ | |
1679 | SET_QC(); \ | |
1680 | } else if (x < 0) { \ | |
1681 | x = -x; \ | |
1682 | }} while (0) | |
0ecb72a5 | 1683 | uint32_t HELPER(neon_qabs_s8)(CPUARMState *env, uint32_t x) |
ad69471c PB |
1684 | { |
1685 | neon_s8 vec; | |
1686 | NEON_UNPACK(neon_s8, vec, x); | |
1687 | DO_QABS8(vec.v1); | |
1688 | DO_QABS8(vec.v2); | |
1689 | DO_QABS8(vec.v3); | |
1690 | DO_QABS8(vec.v4); | |
1691 | NEON_PACK(neon_s8, x, vec); | |
1692 | return x; | |
1693 | } | |
1694 | #undef DO_QABS8 | |
1695 | ||
1696 | #define DO_QNEG8(x) do { \ | |
1697 | if (x == (int8_t)0x80) { \ | |
1698 | x = 0x7f; \ | |
1699 | SET_QC(); \ | |
1700 | } else { \ | |
1701 | x = -x; \ | |
1702 | }} while (0) | |
0ecb72a5 | 1703 | uint32_t HELPER(neon_qneg_s8)(CPUARMState *env, uint32_t x) |
ad69471c PB |
1704 | { |
1705 | neon_s8 vec; | |
1706 | NEON_UNPACK(neon_s8, vec, x); | |
1707 | DO_QNEG8(vec.v1); | |
1708 | DO_QNEG8(vec.v2); | |
1709 | DO_QNEG8(vec.v3); | |
1710 | DO_QNEG8(vec.v4); | |
1711 | NEON_PACK(neon_s8, x, vec); | |
1712 | return x; | |
1713 | } | |
1714 | #undef DO_QNEG8 | |
1715 | ||
1716 | #define DO_QABS16(x) do { \ | |
1717 | if (x == (int16_t)0x8000) { \ | |
1718 | x = 0x7fff; \ | |
1719 | SET_QC(); \ | |
1720 | } else if (x < 0) { \ | |
1721 | x = -x; \ | |
1722 | }} while (0) | |
0ecb72a5 | 1723 | uint32_t HELPER(neon_qabs_s16)(CPUARMState *env, uint32_t x) |
ad69471c PB |
1724 | { |
1725 | neon_s16 vec; | |
1726 | NEON_UNPACK(neon_s16, vec, x); | |
1727 | DO_QABS16(vec.v1); | |
1728 | DO_QABS16(vec.v2); | |
1729 | NEON_PACK(neon_s16, x, vec); | |
1730 | return x; | |
1731 | } | |
1732 | #undef DO_QABS16 | |
1733 | ||
1734 | #define DO_QNEG16(x) do { \ | |
1735 | if (x == (int16_t)0x8000) { \ | |
1736 | x = 0x7fff; \ | |
1737 | SET_QC(); \ | |
1738 | } else { \ | |
1739 | x = -x; \ | |
1740 | }} while (0) | |
0ecb72a5 | 1741 | uint32_t HELPER(neon_qneg_s16)(CPUARMState *env, uint32_t x) |
ad69471c PB |
1742 | { |
1743 | neon_s16 vec; | |
1744 | NEON_UNPACK(neon_s16, vec, x); | |
1745 | DO_QNEG16(vec.v1); | |
1746 | DO_QNEG16(vec.v2); | |
1747 | NEON_PACK(neon_s16, x, vec); | |
1748 | return x; | |
1749 | } | |
1750 | #undef DO_QNEG16 | |
1751 | ||
0ecb72a5 | 1752 | uint32_t HELPER(neon_qabs_s32)(CPUARMState *env, uint32_t x) |
ad69471c PB |
1753 | { |
1754 | if (x == SIGNBIT) { | |
1755 | SET_QC(); | |
1756 | x = ~SIGNBIT; | |
1757 | } else if ((int32_t)x < 0) { | |
1758 | x = -x; | |
1759 | } | |
1760 | return x; | |
1761 | } | |
1762 | ||
0ecb72a5 | 1763 | uint32_t HELPER(neon_qneg_s32)(CPUARMState *env, uint32_t x) |
ad69471c PB |
1764 | { |
1765 | if (x == SIGNBIT) { | |
1766 | SET_QC(); | |
1767 | x = ~SIGNBIT; | |
1768 | } else { | |
1769 | x = -x; | |
1770 | } | |
1771 | return x; | |
1772 | } | |
1773 | ||
1774 | /* NEON Float helpers. */ | |
aa47cfdd | 1775 | uint32_t HELPER(neon_min_f32)(uint32_t a, uint32_t b, void *fpstp) |
ad69471c | 1776 | { |
aa47cfdd PM |
1777 | float_status *fpst = fpstp; |
1778 | return float32_val(float32_min(make_float32(a), make_float32(b), fpst)); | |
ad69471c PB |
1779 | } |
1780 | ||
aa47cfdd | 1781 | uint32_t HELPER(neon_max_f32)(uint32_t a, uint32_t b, void *fpstp) |
ad69471c | 1782 | { |
aa47cfdd PM |
1783 | float_status *fpst = fpstp; |
1784 | return float32_val(float32_max(make_float32(a), make_float32(b), fpst)); | |
ad69471c PB |
1785 | } |
1786 | ||
aa47cfdd | 1787 | uint32_t HELPER(neon_abd_f32)(uint32_t a, uint32_t b, void *fpstp) |
ad69471c | 1788 | { |
aa47cfdd | 1789 | float_status *fpst = fpstp; |
51d85267 PM |
1790 | float32 f0 = make_float32(a); |
1791 | float32 f1 = make_float32(b); | |
aa47cfdd | 1792 | return float32_val(float32_abs(float32_sub(f0, f1, fpst))); |
ad69471c PB |
1793 | } |
1794 | ||
cab565c4 PM |
1795 | /* Floating point comparisons produce an integer result. |
1796 | * Note that EQ doesn't signal InvalidOp for QNaNs but GE and GT do. | |
1797 | * Softfloat routines return 0/1, which we convert to the 0/-1 Neon requires. | |
1798 | */ | |
aa47cfdd | 1799 | uint32_t HELPER(neon_ceq_f32)(uint32_t a, uint32_t b, void *fpstp) |
cab565c4 | 1800 | { |
aa47cfdd PM |
1801 | float_status *fpst = fpstp; |
1802 | return -float32_eq_quiet(make_float32(a), make_float32(b), fpst); | |
cab565c4 PM |
1803 | } |
1804 | ||
aa47cfdd | 1805 | uint32_t HELPER(neon_cge_f32)(uint32_t a, uint32_t b, void *fpstp) |
cab565c4 | 1806 | { |
aa47cfdd PM |
1807 | float_status *fpst = fpstp; |
1808 | return -float32_le(make_float32(b), make_float32(a), fpst); | |
ad69471c PB |
1809 | } |
1810 | ||
aa47cfdd | 1811 | uint32_t HELPER(neon_cgt_f32)(uint32_t a, uint32_t b, void *fpstp) |
cab565c4 | 1812 | { |
aa47cfdd PM |
1813 | float_status *fpst = fpstp; |
1814 | return -float32_lt(make_float32(b), make_float32(a), fpst); | |
cab565c4 | 1815 | } |
ad69471c | 1816 | |
aa47cfdd | 1817 | uint32_t HELPER(neon_acge_f32)(uint32_t a, uint32_t b, void *fpstp) |
ad69471c | 1818 | { |
aa47cfdd | 1819 | float_status *fpst = fpstp; |
51d85267 PM |
1820 | float32 f0 = float32_abs(make_float32(a)); |
1821 | float32 f1 = float32_abs(make_float32(b)); | |
aa47cfdd | 1822 | return -float32_le(f1, f0, fpst); |
ad69471c PB |
1823 | } |
1824 | ||
aa47cfdd | 1825 | uint32_t HELPER(neon_acgt_f32)(uint32_t a, uint32_t b, void *fpstp) |
ad69471c | 1826 | { |
aa47cfdd | 1827 | float_status *fpst = fpstp; |
51d85267 PM |
1828 | float32 f0 = float32_abs(make_float32(a)); |
1829 | float32 f1 = float32_abs(make_float32(b)); | |
aa47cfdd | 1830 | return -float32_lt(f1, f0, fpst); |
ad69471c | 1831 | } |
02acedf9 PM |
1832 | |
1833 | #define ELEM(V, N, SIZE) (((V) >> ((N) * (SIZE))) & ((1ull << (SIZE)) - 1)) | |
1834 | ||
0ecb72a5 | 1835 | void HELPER(neon_qunzip8)(CPUARMState *env, uint32_t rd, uint32_t rm) |
02acedf9 PM |
1836 | { |
1837 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1838 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1839 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1840 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1841 | uint64_t d0 = ELEM(zd0, 0, 8) | (ELEM(zd0, 2, 8) << 8) | |
1842 | | (ELEM(zd0, 4, 8) << 16) | (ELEM(zd0, 6, 8) << 24) | |
1843 | | (ELEM(zd1, 0, 8) << 32) | (ELEM(zd1, 2, 8) << 40) | |
1844 | | (ELEM(zd1, 4, 8) << 48) | (ELEM(zd1, 6, 8) << 56); | |
1845 | uint64_t d1 = ELEM(zm0, 0, 8) | (ELEM(zm0, 2, 8) << 8) | |
1846 | | (ELEM(zm0, 4, 8) << 16) | (ELEM(zm0, 6, 8) << 24) | |
1847 | | (ELEM(zm1, 0, 8) << 32) | (ELEM(zm1, 2, 8) << 40) | |
1848 | | (ELEM(zm1, 4, 8) << 48) | (ELEM(zm1, 6, 8) << 56); | |
1849 | uint64_t m0 = ELEM(zd0, 1, 8) | (ELEM(zd0, 3, 8) << 8) | |
1850 | | (ELEM(zd0, 5, 8) << 16) | (ELEM(zd0, 7, 8) << 24) | |
1851 | | (ELEM(zd1, 1, 8) << 32) | (ELEM(zd1, 3, 8) << 40) | |
1852 | | (ELEM(zd1, 5, 8) << 48) | (ELEM(zd1, 7, 8) << 56); | |
1853 | uint64_t m1 = ELEM(zm0, 1, 8) | (ELEM(zm0, 3, 8) << 8) | |
1854 | | (ELEM(zm0, 5, 8) << 16) | (ELEM(zm0, 7, 8) << 24) | |
1855 | | (ELEM(zm1, 1, 8) << 32) | (ELEM(zm1, 3, 8) << 40) | |
1856 | | (ELEM(zm1, 5, 8) << 48) | (ELEM(zm1, 7, 8) << 56); | |
1857 | env->vfp.regs[rm] = make_float64(m0); | |
1858 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1859 | env->vfp.regs[rd] = make_float64(d0); | |
1860 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1861 | } | |
1862 | ||
0ecb72a5 | 1863 | void HELPER(neon_qunzip16)(CPUARMState *env, uint32_t rd, uint32_t rm) |
02acedf9 PM |
1864 | { |
1865 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1866 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1867 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1868 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1869 | uint64_t d0 = ELEM(zd0, 0, 16) | (ELEM(zd0, 2, 16) << 16) | |
1870 | | (ELEM(zd1, 0, 16) << 32) | (ELEM(zd1, 2, 16) << 48); | |
1871 | uint64_t d1 = ELEM(zm0, 0, 16) | (ELEM(zm0, 2, 16) << 16) | |
1872 | | (ELEM(zm1, 0, 16) << 32) | (ELEM(zm1, 2, 16) << 48); | |
1873 | uint64_t m0 = ELEM(zd0, 1, 16) | (ELEM(zd0, 3, 16) << 16) | |
1874 | | (ELEM(zd1, 1, 16) << 32) | (ELEM(zd1, 3, 16) << 48); | |
1875 | uint64_t m1 = ELEM(zm0, 1, 16) | (ELEM(zm0, 3, 16) << 16) | |
1876 | | (ELEM(zm1, 1, 16) << 32) | (ELEM(zm1, 3, 16) << 48); | |
1877 | env->vfp.regs[rm] = make_float64(m0); | |
1878 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1879 | env->vfp.regs[rd] = make_float64(d0); | |
1880 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1881 | } | |
1882 | ||
0ecb72a5 | 1883 | void HELPER(neon_qunzip32)(CPUARMState *env, uint32_t rd, uint32_t rm) |
02acedf9 PM |
1884 | { |
1885 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1886 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1887 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1888 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1889 | uint64_t d0 = ELEM(zd0, 0, 32) | (ELEM(zd1, 0, 32) << 32); | |
1890 | uint64_t d1 = ELEM(zm0, 0, 32) | (ELEM(zm1, 0, 32) << 32); | |
1891 | uint64_t m0 = ELEM(zd0, 1, 32) | (ELEM(zd1, 1, 32) << 32); | |
1892 | uint64_t m1 = ELEM(zm0, 1, 32) | (ELEM(zm1, 1, 32) << 32); | |
1893 | env->vfp.regs[rm] = make_float64(m0); | |
1894 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1895 | env->vfp.regs[rd] = make_float64(d0); | |
1896 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1897 | } | |
1898 | ||
0ecb72a5 | 1899 | void HELPER(neon_unzip8)(CPUARMState *env, uint32_t rd, uint32_t rm) |
02acedf9 PM |
1900 | { |
1901 | uint64_t zm = float64_val(env->vfp.regs[rm]); | |
1902 | uint64_t zd = float64_val(env->vfp.regs[rd]); | |
1903 | uint64_t d0 = ELEM(zd, 0, 8) | (ELEM(zd, 2, 8) << 8) | |
1904 | | (ELEM(zd, 4, 8) << 16) | (ELEM(zd, 6, 8) << 24) | |
1905 | | (ELEM(zm, 0, 8) << 32) | (ELEM(zm, 2, 8) << 40) | |
1906 | | (ELEM(zm, 4, 8) << 48) | (ELEM(zm, 6, 8) << 56); | |
1907 | uint64_t m0 = ELEM(zd, 1, 8) | (ELEM(zd, 3, 8) << 8) | |
1908 | | (ELEM(zd, 5, 8) << 16) | (ELEM(zd, 7, 8) << 24) | |
1909 | | (ELEM(zm, 1, 8) << 32) | (ELEM(zm, 3, 8) << 40) | |
1910 | | (ELEM(zm, 5, 8) << 48) | (ELEM(zm, 7, 8) << 56); | |
1911 | env->vfp.regs[rm] = make_float64(m0); | |
1912 | env->vfp.regs[rd] = make_float64(d0); | |
1913 | } | |
1914 | ||
0ecb72a5 | 1915 | void HELPER(neon_unzip16)(CPUARMState *env, uint32_t rd, uint32_t rm) |
02acedf9 PM |
1916 | { |
1917 | uint64_t zm = float64_val(env->vfp.regs[rm]); | |
1918 | uint64_t zd = float64_val(env->vfp.regs[rd]); | |
1919 | uint64_t d0 = ELEM(zd, 0, 16) | (ELEM(zd, 2, 16) << 16) | |
1920 | | (ELEM(zm, 0, 16) << 32) | (ELEM(zm, 2, 16) << 48); | |
1921 | uint64_t m0 = ELEM(zd, 1, 16) | (ELEM(zd, 3, 16) << 16) | |
1922 | | (ELEM(zm, 1, 16) << 32) | (ELEM(zm, 3, 16) << 48); | |
1923 | env->vfp.regs[rm] = make_float64(m0); | |
1924 | env->vfp.regs[rd] = make_float64(d0); | |
1925 | } | |
d68a6f3a | 1926 | |
0ecb72a5 | 1927 | void HELPER(neon_qzip8)(CPUARMState *env, uint32_t rd, uint32_t rm) |
d68a6f3a PM |
1928 | { |
1929 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1930 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1931 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1932 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1933 | uint64_t d0 = ELEM(zd0, 0, 8) | (ELEM(zm0, 0, 8) << 8) | |
1934 | | (ELEM(zd0, 1, 8) << 16) | (ELEM(zm0, 1, 8) << 24) | |
1935 | | (ELEM(zd0, 2, 8) << 32) | (ELEM(zm0, 2, 8) << 40) | |
1936 | | (ELEM(zd0, 3, 8) << 48) | (ELEM(zm0, 3, 8) << 56); | |
1937 | uint64_t d1 = ELEM(zd0, 4, 8) | (ELEM(zm0, 4, 8) << 8) | |
1938 | | (ELEM(zd0, 5, 8) << 16) | (ELEM(zm0, 5, 8) << 24) | |
1939 | | (ELEM(zd0, 6, 8) << 32) | (ELEM(zm0, 6, 8) << 40) | |
1940 | | (ELEM(zd0, 7, 8) << 48) | (ELEM(zm0, 7, 8) << 56); | |
1941 | uint64_t m0 = ELEM(zd1, 0, 8) | (ELEM(zm1, 0, 8) << 8) | |
1942 | | (ELEM(zd1, 1, 8) << 16) | (ELEM(zm1, 1, 8) << 24) | |
1943 | | (ELEM(zd1, 2, 8) << 32) | (ELEM(zm1, 2, 8) << 40) | |
1944 | | (ELEM(zd1, 3, 8) << 48) | (ELEM(zm1, 3, 8) << 56); | |
1945 | uint64_t m1 = ELEM(zd1, 4, 8) | (ELEM(zm1, 4, 8) << 8) | |
1946 | | (ELEM(zd1, 5, 8) << 16) | (ELEM(zm1, 5, 8) << 24) | |
1947 | | (ELEM(zd1, 6, 8) << 32) | (ELEM(zm1, 6, 8) << 40) | |
1948 | | (ELEM(zd1, 7, 8) << 48) | (ELEM(zm1, 7, 8) << 56); | |
1949 | env->vfp.regs[rm] = make_float64(m0); | |
1950 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1951 | env->vfp.regs[rd] = make_float64(d0); | |
1952 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1953 | } | |
1954 | ||
0ecb72a5 | 1955 | void HELPER(neon_qzip16)(CPUARMState *env, uint32_t rd, uint32_t rm) |
d68a6f3a PM |
1956 | { |
1957 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1958 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1959 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1960 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1961 | uint64_t d0 = ELEM(zd0, 0, 16) | (ELEM(zm0, 0, 16) << 16) | |
1962 | | (ELEM(zd0, 1, 16) << 32) | (ELEM(zm0, 1, 16) << 48); | |
1963 | uint64_t d1 = ELEM(zd0, 2, 16) | (ELEM(zm0, 2, 16) << 16) | |
1964 | | (ELEM(zd0, 3, 16) << 32) | (ELEM(zm0, 3, 16) << 48); | |
1965 | uint64_t m0 = ELEM(zd1, 0, 16) | (ELEM(zm1, 0, 16) << 16) | |
1966 | | (ELEM(zd1, 1, 16) << 32) | (ELEM(zm1, 1, 16) << 48); | |
1967 | uint64_t m1 = ELEM(zd1, 2, 16) | (ELEM(zm1, 2, 16) << 16) | |
1968 | | (ELEM(zd1, 3, 16) << 32) | (ELEM(zm1, 3, 16) << 48); | |
1969 | env->vfp.regs[rm] = make_float64(m0); | |
1970 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1971 | env->vfp.regs[rd] = make_float64(d0); | |
1972 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1973 | } | |
1974 | ||
0ecb72a5 | 1975 | void HELPER(neon_qzip32)(CPUARMState *env, uint32_t rd, uint32_t rm) |
d68a6f3a PM |
1976 | { |
1977 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1978 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1979 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1980 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1981 | uint64_t d0 = ELEM(zd0, 0, 32) | (ELEM(zm0, 0, 32) << 32); | |
1982 | uint64_t d1 = ELEM(zd0, 1, 32) | (ELEM(zm0, 1, 32) << 32); | |
1983 | uint64_t m0 = ELEM(zd1, 0, 32) | (ELEM(zm1, 0, 32) << 32); | |
1984 | uint64_t m1 = ELEM(zd1, 1, 32) | (ELEM(zm1, 1, 32) << 32); | |
1985 | env->vfp.regs[rm] = make_float64(m0); | |
1986 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1987 | env->vfp.regs[rd] = make_float64(d0); | |
1988 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1989 | } | |
1990 | ||
0ecb72a5 | 1991 | void HELPER(neon_zip8)(CPUARMState *env, uint32_t rd, uint32_t rm) |
d68a6f3a PM |
1992 | { |
1993 | uint64_t zm = float64_val(env->vfp.regs[rm]); | |
1994 | uint64_t zd = float64_val(env->vfp.regs[rd]); | |
1995 | uint64_t d0 = ELEM(zd, 0, 8) | (ELEM(zm, 0, 8) << 8) | |
1996 | | (ELEM(zd, 1, 8) << 16) | (ELEM(zm, 1, 8) << 24) | |
1997 | | (ELEM(zd, 2, 8) << 32) | (ELEM(zm, 2, 8) << 40) | |
1998 | | (ELEM(zd, 3, 8) << 48) | (ELEM(zm, 3, 8) << 56); | |
1999 | uint64_t m0 = ELEM(zd, 4, 8) | (ELEM(zm, 4, 8) << 8) | |
2000 | | (ELEM(zd, 5, 8) << 16) | (ELEM(zm, 5, 8) << 24) | |
2001 | | (ELEM(zd, 6, 8) << 32) | (ELEM(zm, 6, 8) << 40) | |
2002 | | (ELEM(zd, 7, 8) << 48) | (ELEM(zm, 7, 8) << 56); | |
2003 | env->vfp.regs[rm] = make_float64(m0); | |
2004 | env->vfp.regs[rd] = make_float64(d0); | |
2005 | } | |
2006 | ||
0ecb72a5 | 2007 | void HELPER(neon_zip16)(CPUARMState *env, uint32_t rd, uint32_t rm) |
d68a6f3a PM |
2008 | { |
2009 | uint64_t zm = float64_val(env->vfp.regs[rm]); | |
2010 | uint64_t zd = float64_val(env->vfp.regs[rd]); | |
2011 | uint64_t d0 = ELEM(zd, 0, 16) | (ELEM(zm, 0, 16) << 16) | |
2012 | | (ELEM(zd, 1, 16) << 32) | (ELEM(zm, 1, 16) << 48); | |
2013 | uint64_t m0 = ELEM(zd, 2, 16) | (ELEM(zm, 2, 16) << 16) | |
2014 | | (ELEM(zd, 3, 16) << 32) | (ELEM(zm, 3, 16) << 48); | |
2015 | env->vfp.regs[rm] = make_float64(m0); | |
2016 | env->vfp.regs[rd] = make_float64(d0); | |
2017 | } |