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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 | * | |
7 | * This code is licenced under the GNU GPL v2. | |
8 | */ | |
ad69471c PB |
9 | #include <stdlib.h> |
10 | #include <stdio.h> | |
11 | ||
12 | #include "cpu.h" | |
2a3f75b4 | 13 | #include "exec.h" |
7b59220e | 14 | #include "helper.h" |
ad69471c PB |
15 | |
16 | #define SIGNBIT (uint32_t)0x80000000 | |
17 | #define SIGNBIT64 ((uint64_t)1 << 63) | |
18 | ||
19 | #define SET_QC() env->vfp.xregs[ARM_VFP_FPSCR] = CPSR_Q | |
20 | ||
cc49f217 | 21 | #define NFS (&env->vfp.standard_fp_status) |
ad69471c | 22 | |
ad69471c PB |
23 | #define NEON_TYPE1(name, type) \ |
24 | typedef struct \ | |
25 | { \ | |
26 | type v1; \ | |
27 | } neon_##name; | |
e2542fe2 | 28 | #ifdef HOST_WORDS_BIGENDIAN |
ad69471c PB |
29 | #define NEON_TYPE2(name, type) \ |
30 | typedef struct \ | |
31 | { \ | |
32 | type v2; \ | |
33 | type v1; \ | |
34 | } neon_##name; | |
35 | #define NEON_TYPE4(name, type) \ | |
36 | typedef struct \ | |
37 | { \ | |
38 | type v4; \ | |
39 | type v3; \ | |
40 | type v2; \ | |
41 | type v1; \ | |
42 | } neon_##name; | |
43 | #else | |
44 | #define NEON_TYPE2(name, type) \ | |
45 | typedef struct \ | |
46 | { \ | |
47 | type v1; \ | |
48 | type v2; \ | |
49 | } neon_##name; | |
50 | #define NEON_TYPE4(name, type) \ | |
51 | typedef struct \ | |
52 | { \ | |
53 | type v1; \ | |
54 | type v2; \ | |
55 | type v3; \ | |
56 | type v4; \ | |
57 | } neon_##name; | |
58 | #endif | |
59 | ||
60 | NEON_TYPE4(s8, int8_t) | |
61 | NEON_TYPE4(u8, uint8_t) | |
62 | NEON_TYPE2(s16, int16_t) | |
63 | NEON_TYPE2(u16, uint16_t) | |
64 | NEON_TYPE1(s32, int32_t) | |
65 | NEON_TYPE1(u32, uint32_t) | |
66 | #undef NEON_TYPE4 | |
67 | #undef NEON_TYPE2 | |
68 | #undef NEON_TYPE1 | |
69 | ||
70 | /* Copy from a uint32_t to a vector structure type. */ | |
71 | #define NEON_UNPACK(vtype, dest, val) do { \ | |
72 | union { \ | |
73 | vtype v; \ | |
74 | uint32_t i; \ | |
75 | } conv_u; \ | |
76 | conv_u.i = (val); \ | |
77 | dest = conv_u.v; \ | |
78 | } while(0) | |
79 | ||
80 | /* Copy from a vector structure type to a uint32_t. */ | |
81 | #define NEON_PACK(vtype, dest, val) do { \ | |
82 | union { \ | |
83 | vtype v; \ | |
84 | uint32_t i; \ | |
85 | } conv_u; \ | |
86 | conv_u.v = (val); \ | |
87 | dest = conv_u.i; \ | |
88 | } while(0) | |
89 | ||
90 | #define NEON_DO1 \ | |
91 | NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); | |
92 | #define NEON_DO2 \ | |
93 | NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); \ | |
94 | NEON_FN(vdest.v2, vsrc1.v2, vsrc2.v2); | |
95 | #define NEON_DO4 \ | |
96 | NEON_FN(vdest.v1, vsrc1.v1, vsrc2.v1); \ | |
97 | NEON_FN(vdest.v2, vsrc1.v2, vsrc2.v2); \ | |
98 | NEON_FN(vdest.v3, vsrc1.v3, vsrc2.v3); \ | |
99 | NEON_FN(vdest.v4, vsrc1.v4, vsrc2.v4); | |
100 | ||
101 | #define NEON_VOP_BODY(vtype, n) \ | |
102 | { \ | |
103 | uint32_t res; \ | |
104 | vtype vsrc1; \ | |
105 | vtype vsrc2; \ | |
106 | vtype vdest; \ | |
107 | NEON_UNPACK(vtype, vsrc1, arg1); \ | |
108 | NEON_UNPACK(vtype, vsrc2, arg2); \ | |
109 | NEON_DO##n; \ | |
110 | NEON_PACK(vtype, res, vdest); \ | |
111 | return res; \ | |
112 | } | |
113 | ||
114 | #define NEON_VOP(name, vtype, n) \ | |
115 | uint32_t HELPER(glue(neon_,name))(uint32_t arg1, uint32_t arg2) \ | |
116 | NEON_VOP_BODY(vtype, n) | |
117 | ||
ad69471c PB |
118 | /* Pairwise operations. */ |
119 | /* For 32-bit elements each segment only contains a single element, so | |
120 | the elementwise and pairwise operations are the same. */ | |
121 | #define NEON_PDO2 \ | |
122 | NEON_FN(vdest.v1, vsrc1.v1, vsrc1.v2); \ | |
123 | NEON_FN(vdest.v2, vsrc2.v1, vsrc2.v2); | |
124 | #define NEON_PDO4 \ | |
125 | NEON_FN(vdest.v1, vsrc1.v1, vsrc1.v2); \ | |
126 | NEON_FN(vdest.v2, vsrc1.v3, vsrc1.v4); \ | |
127 | NEON_FN(vdest.v3, vsrc2.v1, vsrc2.v2); \ | |
128 | NEON_FN(vdest.v4, vsrc2.v3, vsrc2.v4); \ | |
129 | ||
130 | #define NEON_POP(name, vtype, n) \ | |
131 | uint32_t HELPER(glue(neon_,name))(uint32_t arg1, uint32_t arg2) \ | |
132 | { \ | |
133 | uint32_t res; \ | |
134 | vtype vsrc1; \ | |
135 | vtype vsrc2; \ | |
136 | vtype vdest; \ | |
137 | NEON_UNPACK(vtype, vsrc1, arg1); \ | |
138 | NEON_UNPACK(vtype, vsrc2, arg2); \ | |
139 | NEON_PDO##n; \ | |
140 | NEON_PACK(vtype, res, vdest); \ | |
141 | return res; \ | |
142 | } | |
143 | ||
144 | /* Unary operators. */ | |
145 | #define NEON_VOP1(name, vtype, n) \ | |
146 | uint32_t HELPER(glue(neon_,name))(uint32_t arg) \ | |
147 | { \ | |
148 | vtype vsrc1; \ | |
149 | vtype vdest; \ | |
150 | NEON_UNPACK(vtype, vsrc1, arg); \ | |
151 | NEON_DO##n; \ | |
152 | NEON_PACK(vtype, arg, vdest); \ | |
153 | return arg; \ | |
154 | } | |
155 | ||
156 | ||
157 | #define NEON_USAT(dest, src1, src2, type) do { \ | |
158 | uint32_t tmp = (uint32_t)src1 + (uint32_t)src2; \ | |
159 | if (tmp != (type)tmp) { \ | |
160 | SET_QC(); \ | |
161 | dest = ~0; \ | |
162 | } else { \ | |
163 | dest = tmp; \ | |
164 | }} while(0) | |
165 | #define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint8_t) | |
2a3f75b4 | 166 | NEON_VOP(qadd_u8, neon_u8, 4) |
ad69471c PB |
167 | #undef NEON_FN |
168 | #define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint16_t) | |
2a3f75b4 | 169 | NEON_VOP(qadd_u16, neon_u16, 2) |
ad69471c PB |
170 | #undef NEON_FN |
171 | #undef NEON_USAT | |
172 | ||
2a3f75b4 | 173 | uint32_t HELPER(neon_qadd_u32)(uint32_t a, uint32_t b) |
72902672 CL |
174 | { |
175 | uint32_t res = a + b; | |
176 | if (res < a) { | |
177 | SET_QC(); | |
178 | res = ~0; | |
179 | } | |
180 | return res; | |
181 | } | |
182 | ||
2a3f75b4 | 183 | uint64_t HELPER(neon_qadd_u64)(uint64_t src1, uint64_t src2) |
72902672 CL |
184 | { |
185 | uint64_t res; | |
186 | ||
187 | res = src1 + src2; | |
188 | if (res < src1) { | |
189 | SET_QC(); | |
190 | res = ~(uint64_t)0; | |
191 | } | |
192 | return res; | |
193 | } | |
194 | ||
ad69471c PB |
195 | #define NEON_SSAT(dest, src1, src2, type) do { \ |
196 | int32_t tmp = (uint32_t)src1 + (uint32_t)src2; \ | |
197 | if (tmp != (type)tmp) { \ | |
198 | SET_QC(); \ | |
199 | if (src2 > 0) { \ | |
200 | tmp = (1 << (sizeof(type) * 8 - 1)) - 1; \ | |
201 | } else { \ | |
202 | tmp = 1 << (sizeof(type) * 8 - 1); \ | |
203 | } \ | |
204 | } \ | |
205 | dest = tmp; \ | |
206 | } while(0) | |
207 | #define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int8_t) | |
2a3f75b4 | 208 | NEON_VOP(qadd_s8, neon_s8, 4) |
ad69471c PB |
209 | #undef NEON_FN |
210 | #define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int16_t) | |
2a3f75b4 | 211 | NEON_VOP(qadd_s16, neon_s16, 2) |
ad69471c PB |
212 | #undef NEON_FN |
213 | #undef NEON_SSAT | |
214 | ||
2a3f75b4 | 215 | uint32_t HELPER(neon_qadd_s32)(uint32_t a, uint32_t b) |
72902672 CL |
216 | { |
217 | uint32_t res = a + b; | |
218 | if (((res ^ a) & SIGNBIT) && !((a ^ b) & SIGNBIT)) { | |
219 | SET_QC(); | |
220 | res = ~(((int32_t)a >> 31) ^ SIGNBIT); | |
221 | } | |
222 | return res; | |
223 | } | |
224 | ||
2a3f75b4 | 225 | uint64_t HELPER(neon_qadd_s64)(uint64_t src1, uint64_t src2) |
72902672 CL |
226 | { |
227 | uint64_t res; | |
228 | ||
229 | res = src1 + src2; | |
230 | if (((res ^ src1) & SIGNBIT64) && !((src1 ^ src2) & SIGNBIT64)) { | |
231 | SET_QC(); | |
232 | res = ((int64_t)src1 >> 63) ^ ~SIGNBIT64; | |
233 | } | |
234 | return res; | |
235 | } | |
236 | ||
ad69471c PB |
237 | #define NEON_USAT(dest, src1, src2, type) do { \ |
238 | uint32_t tmp = (uint32_t)src1 - (uint32_t)src2; \ | |
239 | if (tmp != (type)tmp) { \ | |
240 | SET_QC(); \ | |
241 | dest = 0; \ | |
242 | } else { \ | |
243 | dest = tmp; \ | |
244 | }} while(0) | |
245 | #define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint8_t) | |
2a3f75b4 | 246 | NEON_VOP(qsub_u8, neon_u8, 4) |
ad69471c PB |
247 | #undef NEON_FN |
248 | #define NEON_FN(dest, src1, src2) NEON_USAT(dest, src1, src2, uint16_t) | |
2a3f75b4 | 249 | NEON_VOP(qsub_u16, neon_u16, 2) |
ad69471c PB |
250 | #undef NEON_FN |
251 | #undef NEON_USAT | |
252 | ||
2a3f75b4 | 253 | uint32_t HELPER(neon_qsub_u32)(uint32_t a, uint32_t b) |
72902672 CL |
254 | { |
255 | uint32_t res = a - b; | |
256 | if (res > a) { | |
257 | SET_QC(); | |
258 | res = 0; | |
259 | } | |
260 | return res; | |
261 | } | |
262 | ||
2a3f75b4 | 263 | uint64_t HELPER(neon_qsub_u64)(uint64_t src1, uint64_t src2) |
72902672 CL |
264 | { |
265 | uint64_t res; | |
266 | ||
267 | if (src1 < src2) { | |
268 | SET_QC(); | |
269 | res = 0; | |
270 | } else { | |
271 | res = src1 - src2; | |
272 | } | |
273 | return res; | |
274 | } | |
275 | ||
ad69471c PB |
276 | #define NEON_SSAT(dest, src1, src2, type) do { \ |
277 | int32_t tmp = (uint32_t)src1 - (uint32_t)src2; \ | |
278 | if (tmp != (type)tmp) { \ | |
279 | SET_QC(); \ | |
280 | if (src2 < 0) { \ | |
281 | tmp = (1 << (sizeof(type) * 8 - 1)) - 1; \ | |
282 | } else { \ | |
283 | tmp = 1 << (sizeof(type) * 8 - 1); \ | |
284 | } \ | |
285 | } \ | |
286 | dest = tmp; \ | |
287 | } while(0) | |
288 | #define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int8_t) | |
2a3f75b4 | 289 | NEON_VOP(qsub_s8, neon_s8, 4) |
ad69471c PB |
290 | #undef NEON_FN |
291 | #define NEON_FN(dest, src1, src2) NEON_SSAT(dest, src1, src2, int16_t) | |
2a3f75b4 | 292 | NEON_VOP(qsub_s16, neon_s16, 2) |
ad69471c PB |
293 | #undef NEON_FN |
294 | #undef NEON_SSAT | |
295 | ||
2a3f75b4 | 296 | uint32_t HELPER(neon_qsub_s32)(uint32_t a, uint32_t b) |
72902672 CL |
297 | { |
298 | uint32_t res = a - b; | |
299 | if (((res ^ a) & SIGNBIT) && ((a ^ b) & SIGNBIT)) { | |
300 | SET_QC(); | |
301 | res = ~(((int32_t)a >> 31) ^ SIGNBIT); | |
302 | } | |
303 | return res; | |
304 | } | |
305 | ||
2a3f75b4 | 306 | uint64_t HELPER(neon_qsub_s64)(uint64_t src1, uint64_t src2) |
72902672 CL |
307 | { |
308 | uint64_t res; | |
309 | ||
310 | res = src1 - src2; | |
311 | if (((res ^ src1) & SIGNBIT64) && ((src1 ^ src2) & SIGNBIT64)) { | |
312 | SET_QC(); | |
313 | res = ((int64_t)src1 >> 63) ^ ~SIGNBIT64; | |
314 | } | |
315 | return res; | |
316 | } | |
317 | ||
ad69471c PB |
318 | #define NEON_FN(dest, src1, src2) dest = (src1 + src2) >> 1 |
319 | NEON_VOP(hadd_s8, neon_s8, 4) | |
320 | NEON_VOP(hadd_u8, neon_u8, 4) | |
321 | NEON_VOP(hadd_s16, neon_s16, 2) | |
322 | NEON_VOP(hadd_u16, neon_u16, 2) | |
323 | #undef NEON_FN | |
324 | ||
325 | int32_t HELPER(neon_hadd_s32)(int32_t src1, int32_t src2) | |
326 | { | |
327 | int32_t dest; | |
328 | ||
329 | dest = (src1 >> 1) + (src2 >> 1); | |
330 | if (src1 & src2 & 1) | |
331 | dest++; | |
332 | return dest; | |
333 | } | |
334 | ||
335 | uint32_t HELPER(neon_hadd_u32)(uint32_t src1, uint32_t src2) | |
336 | { | |
337 | uint32_t dest; | |
338 | ||
339 | dest = (src1 >> 1) + (src2 >> 1); | |
340 | if (src1 & src2 & 1) | |
341 | dest++; | |
342 | return dest; | |
343 | } | |
344 | ||
345 | #define NEON_FN(dest, src1, src2) dest = (src1 + src2 + 1) >> 1 | |
346 | NEON_VOP(rhadd_s8, neon_s8, 4) | |
347 | NEON_VOP(rhadd_u8, neon_u8, 4) | |
348 | NEON_VOP(rhadd_s16, neon_s16, 2) | |
349 | NEON_VOP(rhadd_u16, neon_u16, 2) | |
350 | #undef NEON_FN | |
351 | ||
352 | int32_t HELPER(neon_rhadd_s32)(int32_t src1, int32_t src2) | |
353 | { | |
354 | int32_t dest; | |
355 | ||
356 | dest = (src1 >> 1) + (src2 >> 1); | |
357 | if ((src1 | src2) & 1) | |
358 | dest++; | |
359 | return dest; | |
360 | } | |
361 | ||
362 | uint32_t HELPER(neon_rhadd_u32)(uint32_t src1, uint32_t src2) | |
363 | { | |
364 | uint32_t dest; | |
365 | ||
366 | dest = (src1 >> 1) + (src2 >> 1); | |
367 | if ((src1 | src2) & 1) | |
368 | dest++; | |
369 | return dest; | |
370 | } | |
371 | ||
372 | #define NEON_FN(dest, src1, src2) dest = (src1 - src2) >> 1 | |
373 | NEON_VOP(hsub_s8, neon_s8, 4) | |
374 | NEON_VOP(hsub_u8, neon_u8, 4) | |
375 | NEON_VOP(hsub_s16, neon_s16, 2) | |
376 | NEON_VOP(hsub_u16, neon_u16, 2) | |
377 | #undef NEON_FN | |
378 | ||
379 | int32_t HELPER(neon_hsub_s32)(int32_t src1, int32_t src2) | |
380 | { | |
381 | int32_t dest; | |
382 | ||
383 | dest = (src1 >> 1) - (src2 >> 1); | |
384 | if ((~src1) & src2 & 1) | |
385 | dest--; | |
386 | return dest; | |
387 | } | |
388 | ||
389 | uint32_t HELPER(neon_hsub_u32)(uint32_t src1, uint32_t src2) | |
390 | { | |
391 | uint32_t dest; | |
392 | ||
393 | dest = (src1 >> 1) - (src2 >> 1); | |
394 | if ((~src1) & src2 & 1) | |
395 | dest--; | |
396 | return dest; | |
397 | } | |
398 | ||
399 | #define NEON_FN(dest, src1, src2) dest = (src1 > src2) ? ~0 : 0 | |
400 | NEON_VOP(cgt_s8, neon_s8, 4) | |
401 | NEON_VOP(cgt_u8, neon_u8, 4) | |
402 | NEON_VOP(cgt_s16, neon_s16, 2) | |
403 | NEON_VOP(cgt_u16, neon_u16, 2) | |
404 | NEON_VOP(cgt_s32, neon_s32, 1) | |
405 | NEON_VOP(cgt_u32, neon_u32, 1) | |
406 | #undef NEON_FN | |
407 | ||
408 | #define NEON_FN(dest, src1, src2) dest = (src1 >= src2) ? ~0 : 0 | |
409 | NEON_VOP(cge_s8, neon_s8, 4) | |
410 | NEON_VOP(cge_u8, neon_u8, 4) | |
411 | NEON_VOP(cge_s16, neon_s16, 2) | |
412 | NEON_VOP(cge_u16, neon_u16, 2) | |
413 | NEON_VOP(cge_s32, neon_s32, 1) | |
414 | NEON_VOP(cge_u32, neon_u32, 1) | |
415 | #undef NEON_FN | |
416 | ||
417 | #define NEON_FN(dest, src1, src2) dest = (src1 < src2) ? src1 : src2 | |
418 | NEON_VOP(min_s8, neon_s8, 4) | |
419 | NEON_VOP(min_u8, neon_u8, 4) | |
420 | NEON_VOP(min_s16, neon_s16, 2) | |
421 | NEON_VOP(min_u16, neon_u16, 2) | |
422 | NEON_VOP(min_s32, neon_s32, 1) | |
423 | NEON_VOP(min_u32, neon_u32, 1) | |
424 | NEON_POP(pmin_s8, neon_s8, 4) | |
425 | NEON_POP(pmin_u8, neon_u8, 4) | |
426 | NEON_POP(pmin_s16, neon_s16, 2) | |
427 | NEON_POP(pmin_u16, neon_u16, 2) | |
428 | #undef NEON_FN | |
429 | ||
430 | #define NEON_FN(dest, src1, src2) dest = (src1 > src2) ? src1 : src2 | |
431 | NEON_VOP(max_s8, neon_s8, 4) | |
432 | NEON_VOP(max_u8, neon_u8, 4) | |
433 | NEON_VOP(max_s16, neon_s16, 2) | |
434 | NEON_VOP(max_u16, neon_u16, 2) | |
435 | NEON_VOP(max_s32, neon_s32, 1) | |
436 | NEON_VOP(max_u32, neon_u32, 1) | |
437 | NEON_POP(pmax_s8, neon_s8, 4) | |
438 | NEON_POP(pmax_u8, neon_u8, 4) | |
439 | NEON_POP(pmax_s16, neon_s16, 2) | |
440 | NEON_POP(pmax_u16, neon_u16, 2) | |
441 | #undef NEON_FN | |
442 | ||
443 | #define NEON_FN(dest, src1, src2) \ | |
444 | dest = (src1 > src2) ? (src1 - src2) : (src2 - src1) | |
445 | NEON_VOP(abd_s8, neon_s8, 4) | |
446 | NEON_VOP(abd_u8, neon_u8, 4) | |
447 | NEON_VOP(abd_s16, neon_s16, 2) | |
448 | NEON_VOP(abd_u16, neon_u16, 2) | |
449 | NEON_VOP(abd_s32, neon_s32, 1) | |
450 | NEON_VOP(abd_u32, neon_u32, 1) | |
451 | #undef NEON_FN | |
452 | ||
453 | #define NEON_FN(dest, src1, src2) do { \ | |
454 | int8_t tmp; \ | |
455 | tmp = (int8_t)src2; \ | |
50f67e95 JR |
456 | if (tmp >= (ssize_t)sizeof(src1) * 8 || \ |
457 | tmp <= -(ssize_t)sizeof(src1) * 8) { \ | |
ad69471c PB |
458 | dest = 0; \ |
459 | } else if (tmp < 0) { \ | |
460 | dest = src1 >> -tmp; \ | |
461 | } else { \ | |
462 | dest = src1 << tmp; \ | |
463 | }} while (0) | |
464 | NEON_VOP(shl_u8, neon_u8, 4) | |
465 | NEON_VOP(shl_u16, neon_u16, 2) | |
466 | NEON_VOP(shl_u32, neon_u32, 1) | |
467 | #undef NEON_FN | |
468 | ||
469 | uint64_t HELPER(neon_shl_u64)(uint64_t val, uint64_t shiftop) | |
470 | { | |
471 | int8_t shift = (int8_t)shiftop; | |
472 | if (shift >= 64 || shift <= -64) { | |
473 | val = 0; | |
474 | } else if (shift < 0) { | |
475 | val >>= -shift; | |
476 | } else { | |
477 | val <<= shift; | |
478 | } | |
479 | return val; | |
480 | } | |
481 | ||
482 | #define NEON_FN(dest, src1, src2) do { \ | |
483 | int8_t tmp; \ | |
484 | tmp = (int8_t)src2; \ | |
50f67e95 | 485 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
ad69471c | 486 | dest = 0; \ |
50f67e95 | 487 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ |
ad69471c PB |
488 | dest = src1 >> (sizeof(src1) * 8 - 1); \ |
489 | } else if (tmp < 0) { \ | |
490 | dest = src1 >> -tmp; \ | |
491 | } else { \ | |
492 | dest = src1 << tmp; \ | |
493 | }} while (0) | |
494 | NEON_VOP(shl_s8, neon_s8, 4) | |
495 | NEON_VOP(shl_s16, neon_s16, 2) | |
496 | NEON_VOP(shl_s32, neon_s32, 1) | |
497 | #undef NEON_FN | |
498 | ||
499 | uint64_t HELPER(neon_shl_s64)(uint64_t valop, uint64_t shiftop) | |
500 | { | |
501 | int8_t shift = (int8_t)shiftop; | |
502 | int64_t val = valop; | |
503 | if (shift >= 64) { | |
504 | val = 0; | |
505 | } else if (shift <= -64) { | |
506 | val >>= 63; | |
507 | } else if (shift < 0) { | |
508 | val >>= -shift; | |
509 | } else { | |
510 | val <<= shift; | |
511 | } | |
512 | return val; | |
513 | } | |
514 | ||
515 | #define NEON_FN(dest, src1, src2) do { \ | |
516 | int8_t tmp; \ | |
517 | tmp = (int8_t)src2; \ | |
0670a7b6 PM |
518 | if ((tmp >= (ssize_t)sizeof(src1) * 8) \ |
519 | || (tmp <= -(ssize_t)sizeof(src1) * 8)) { \ | |
ad69471c | 520 | dest = 0; \ |
ad69471c PB |
521 | } else if (tmp < 0) { \ |
522 | dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \ | |
523 | } else { \ | |
524 | dest = src1 << tmp; \ | |
525 | }} while (0) | |
526 | NEON_VOP(rshl_s8, neon_s8, 4) | |
527 | NEON_VOP(rshl_s16, neon_s16, 2) | |
ad69471c PB |
528 | #undef NEON_FN |
529 | ||
4bd4ee07 CL |
530 | /* The addition of the rounding constant may overflow, so we use an |
531 | * intermediate 64 bits accumulator. */ | |
532 | uint32_t HELPER(neon_rshl_s32)(uint32_t valop, uint32_t shiftop) | |
533 | { | |
534 | int32_t dest; | |
535 | int32_t val = (int32_t)valop; | |
536 | int8_t shift = (int8_t)shiftop; | |
537 | if ((shift >= 32) || (shift <= -32)) { | |
538 | dest = 0; | |
539 | } else if (shift < 0) { | |
540 | int64_t big_dest = ((int64_t)val + (1 << (-1 - shift))); | |
541 | dest = big_dest >> -shift; | |
542 | } else { | |
543 | dest = val << shift; | |
544 | } | |
545 | return dest; | |
546 | } | |
547 | ||
548 | /* Handling addition overflow with 64 bits inputs values is more | |
549 | * tricky than with 32 bits values. */ | |
ad69471c PB |
550 | uint64_t HELPER(neon_rshl_s64)(uint64_t valop, uint64_t shiftop) |
551 | { | |
552 | int8_t shift = (int8_t)shiftop; | |
553 | int64_t val = valop; | |
0670a7b6 | 554 | if ((shift >= 64) || (shift <= -64)) { |
ad69471c | 555 | val = 0; |
ad69471c | 556 | } else if (shift < 0) { |
4bd4ee07 CL |
557 | val >>= (-shift - 1); |
558 | if (val == INT64_MAX) { | |
559 | /* In this case, it means that the rounding constant is 1, | |
560 | * and the addition would overflow. Return the actual | |
561 | * result directly. */ | |
562 | val = 0x4000000000000000LL; | |
563 | } else { | |
564 | val++; | |
565 | val >>= 1; | |
566 | } | |
ad69471c PB |
567 | } else { |
568 | val <<= shift; | |
569 | } | |
570 | return val; | |
571 | } | |
572 | ||
573 | #define NEON_FN(dest, src1, src2) do { \ | |
574 | int8_t tmp; \ | |
575 | tmp = (int8_t)src2; \ | |
50f67e95 JR |
576 | if (tmp >= (ssize_t)sizeof(src1) * 8 || \ |
577 | tmp < -(ssize_t)sizeof(src1) * 8) { \ | |
ad69471c | 578 | dest = 0; \ |
50f67e95 | 579 | } else if (tmp == -(ssize_t)sizeof(src1) * 8) { \ |
b6c63b98 | 580 | dest = src1 >> (-tmp - 1); \ |
ad69471c PB |
581 | } else if (tmp < 0) { \ |
582 | dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \ | |
583 | } else { \ | |
584 | dest = src1 << tmp; \ | |
585 | }} while (0) | |
586 | NEON_VOP(rshl_u8, neon_u8, 4) | |
587 | NEON_VOP(rshl_u16, neon_u16, 2) | |
ad69471c PB |
588 | #undef NEON_FN |
589 | ||
4bd4ee07 CL |
590 | /* The addition of the rounding constant may overflow, so we use an |
591 | * intermediate 64 bits accumulator. */ | |
592 | uint32_t HELPER(neon_rshl_u32)(uint32_t val, uint32_t shiftop) | |
593 | { | |
594 | uint32_t dest; | |
595 | int8_t shift = (int8_t)shiftop; | |
596 | if (shift >= 32 || shift < -32) { | |
597 | dest = 0; | |
598 | } else if (shift == -32) { | |
599 | dest = val >> 31; | |
600 | } else if (shift < 0) { | |
601 | uint64_t big_dest = ((uint64_t)val + (1 << (-1 - shift))); | |
602 | dest = big_dest >> -shift; | |
603 | } else { | |
604 | dest = val << shift; | |
605 | } | |
606 | return dest; | |
607 | } | |
608 | ||
609 | /* Handling addition overflow with 64 bits inputs values is more | |
610 | * tricky than with 32 bits values. */ | |
ad69471c PB |
611 | uint64_t HELPER(neon_rshl_u64)(uint64_t val, uint64_t shiftop) |
612 | { | |
613 | int8_t shift = (uint8_t)shiftop; | |
51e3930f | 614 | if (shift >= 64 || shift < -64) { |
ad69471c PB |
615 | val = 0; |
616 | } else if (shift == -64) { | |
617 | /* Rounding a 1-bit result just preserves that bit. */ | |
618 | val >>= 63; | |
4bd4ee07 CL |
619 | } else if (shift < 0) { |
620 | val >>= (-shift - 1); | |
621 | if (val == UINT64_MAX) { | |
622 | /* In this case, it means that the rounding constant is 1, | |
623 | * and the addition would overflow. Return the actual | |
624 | * result directly. */ | |
625 | val = 0x8000000000000000ULL; | |
626 | } else { | |
627 | val++; | |
628 | val >>= 1; | |
629 | } | |
ad69471c PB |
630 | } else { |
631 | val <<= shift; | |
632 | } | |
633 | return val; | |
634 | } | |
635 | ||
636 | #define NEON_FN(dest, src1, src2) do { \ | |
637 | int8_t tmp; \ | |
638 | tmp = (int8_t)src2; \ | |
50f67e95 | 639 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
ad69471c PB |
640 | if (src1) { \ |
641 | SET_QC(); \ | |
642 | dest = ~0; \ | |
643 | } else { \ | |
644 | dest = 0; \ | |
645 | } \ | |
50f67e95 | 646 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ |
ad69471c PB |
647 | dest = 0; \ |
648 | } else if (tmp < 0) { \ | |
649 | dest = src1 >> -tmp; \ | |
650 | } else { \ | |
651 | dest = src1 << tmp; \ | |
652 | if ((dest >> tmp) != src1) { \ | |
653 | SET_QC(); \ | |
654 | dest = ~0; \ | |
655 | } \ | |
656 | }} while (0) | |
2a3f75b4 PM |
657 | NEON_VOP(qshl_u8, neon_u8, 4) |
658 | NEON_VOP(qshl_u16, neon_u16, 2) | |
659 | NEON_VOP(qshl_u32, neon_u32, 1) | |
ad69471c PB |
660 | #undef NEON_FN |
661 | ||
2a3f75b4 | 662 | uint64_t HELPER(neon_qshl_u64)(uint64_t val, uint64_t shiftop) |
ad69471c PB |
663 | { |
664 | int8_t shift = (int8_t)shiftop; | |
665 | if (shift >= 64) { | |
666 | if (val) { | |
667 | val = ~(uint64_t)0; | |
668 | SET_QC(); | |
ad69471c PB |
669 | } |
670 | } else if (shift <= -64) { | |
671 | val = 0; | |
672 | } else if (shift < 0) { | |
673 | val >>= -shift; | |
674 | } else { | |
675 | uint64_t tmp = val; | |
676 | val <<= shift; | |
677 | if ((val >> shift) != tmp) { | |
678 | SET_QC(); | |
679 | val = ~(uint64_t)0; | |
680 | } | |
681 | } | |
682 | return val; | |
683 | } | |
684 | ||
685 | #define NEON_FN(dest, src1, src2) do { \ | |
686 | int8_t tmp; \ | |
687 | tmp = (int8_t)src2; \ | |
50f67e95 | 688 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
a5d88f3e | 689 | if (src1) { \ |
ad69471c | 690 | SET_QC(); \ |
a5d88f3e PM |
691 | dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \ |
692 | if (src1 > 0) { \ | |
693 | dest--; \ | |
694 | } \ | |
695 | } else { \ | |
696 | dest = src1; \ | |
697 | } \ | |
50f67e95 | 698 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ |
ad69471c PB |
699 | dest = src1 >> 31; \ |
700 | } else if (tmp < 0) { \ | |
701 | dest = src1 >> -tmp; \ | |
702 | } else { \ | |
703 | dest = src1 << tmp; \ | |
704 | if ((dest >> tmp) != src1) { \ | |
705 | SET_QC(); \ | |
a5d88f3e PM |
706 | dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \ |
707 | if (src1 > 0) { \ | |
708 | dest--; \ | |
709 | } \ | |
ad69471c PB |
710 | } \ |
711 | }} while (0) | |
2a3f75b4 PM |
712 | NEON_VOP(qshl_s8, neon_s8, 4) |
713 | NEON_VOP(qshl_s16, neon_s16, 2) | |
714 | NEON_VOP(qshl_s32, neon_s32, 1) | |
ad69471c PB |
715 | #undef NEON_FN |
716 | ||
2a3f75b4 | 717 | uint64_t HELPER(neon_qshl_s64)(uint64_t valop, uint64_t shiftop) |
ad69471c PB |
718 | { |
719 | int8_t shift = (uint8_t)shiftop; | |
720 | int64_t val = valop; | |
721 | if (shift >= 64) { | |
722 | if (val) { | |
723 | SET_QC(); | |
eb7a3d79 | 724 | val = (val >> 63) ^ ~SIGNBIT64; |
ad69471c | 725 | } |
4c9b70ae | 726 | } else if (shift <= -64) { |
ad69471c PB |
727 | val >>= 63; |
728 | } else if (shift < 0) { | |
729 | val >>= -shift; | |
730 | } else { | |
731 | int64_t tmp = val; | |
732 | val <<= shift; | |
733 | if ((val >> shift) != tmp) { | |
734 | SET_QC(); | |
735 | val = (tmp >> 63) ^ ~SIGNBIT64; | |
736 | } | |
737 | } | |
738 | return val; | |
739 | } | |
740 | ||
4ca4502c JR |
741 | #define NEON_FN(dest, src1, src2) do { \ |
742 | if (src1 & (1 << (sizeof(src1) * 8 - 1))) { \ | |
743 | SET_QC(); \ | |
744 | dest = 0; \ | |
745 | } else { \ | |
746 | int8_t tmp; \ | |
747 | tmp = (int8_t)src2; \ | |
748 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ | |
749 | if (src1) { \ | |
750 | SET_QC(); \ | |
751 | dest = ~0; \ | |
752 | } else { \ | |
753 | dest = 0; \ | |
754 | } \ | |
755 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ | |
756 | dest = 0; \ | |
757 | } else if (tmp < 0) { \ | |
758 | dest = src1 >> -tmp; \ | |
759 | } else { \ | |
760 | dest = src1 << tmp; \ | |
761 | if ((dest >> tmp) != src1) { \ | |
762 | SET_QC(); \ | |
763 | dest = ~0; \ | |
764 | } \ | |
765 | } \ | |
766 | }} while (0) | |
2a3f75b4 PM |
767 | NEON_VOP(qshlu_s8, neon_u8, 4) |
768 | NEON_VOP(qshlu_s16, neon_u16, 2) | |
4ca4502c JR |
769 | #undef NEON_FN |
770 | ||
2a3f75b4 | 771 | uint32_t HELPER(neon_qshlu_s32)(uint32_t valop, uint32_t shiftop) |
4ca4502c JR |
772 | { |
773 | if ((int32_t)valop < 0) { | |
774 | SET_QC(); | |
775 | return 0; | |
776 | } | |
2a3f75b4 | 777 | return helper_neon_qshl_u32(valop, shiftop); |
4ca4502c JR |
778 | } |
779 | ||
2a3f75b4 | 780 | uint64_t HELPER(neon_qshlu_s64)(uint64_t valop, uint64_t shiftop) |
4ca4502c JR |
781 | { |
782 | if ((int64_t)valop < 0) { | |
783 | SET_QC(); | |
784 | return 0; | |
785 | } | |
2a3f75b4 | 786 | return helper_neon_qshl_u64(valop, shiftop); |
4ca4502c | 787 | } |
ad69471c PB |
788 | |
789 | /* FIXME: This is wrong. */ | |
790 | #define NEON_FN(dest, src1, src2) do { \ | |
791 | int8_t tmp; \ | |
792 | tmp = (int8_t)src2; \ | |
33ebc293 PM |
793 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
794 | if (src1) { \ | |
795 | SET_QC(); \ | |
796 | dest = ~0; \ | |
797 | } else { \ | |
798 | dest = 0; \ | |
799 | } \ | |
800 | } else if (tmp < -(ssize_t)sizeof(src1) * 8) { \ | |
801 | dest = 0; \ | |
802 | } else if (tmp == -(ssize_t)sizeof(src1) * 8) { \ | |
803 | dest = src1 >> (sizeof(src1) * 8 - 1); \ | |
804 | } else if (tmp < 0) { \ | |
ad69471c PB |
805 | dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \ |
806 | } else { \ | |
807 | dest = src1 << tmp; \ | |
808 | if ((dest >> tmp) != src1) { \ | |
809 | SET_QC(); \ | |
810 | dest = ~0; \ | |
811 | } \ | |
812 | }} while (0) | |
2a3f75b4 PM |
813 | NEON_VOP(qrshl_u8, neon_u8, 4) |
814 | NEON_VOP(qrshl_u16, neon_u16, 2) | |
ad69471c PB |
815 | #undef NEON_FN |
816 | ||
4bd4ee07 CL |
817 | /* The addition of the rounding constant may overflow, so we use an |
818 | * intermediate 64 bits accumulator. */ | |
2a3f75b4 | 819 | uint32_t HELPER(neon_qrshl_u32)(uint32_t val, uint32_t shiftop) |
4bd4ee07 CL |
820 | { |
821 | uint32_t dest; | |
822 | int8_t shift = (int8_t)shiftop; | |
33ebc293 PM |
823 | if (shift >= 32) { |
824 | if (val) { | |
825 | SET_QC(); | |
826 | dest = ~0; | |
827 | } else { | |
828 | dest = 0; | |
829 | } | |
830 | } else if (shift < -32) { | |
831 | dest = 0; | |
832 | } else if (shift == -32) { | |
833 | dest = val >> 31; | |
834 | } else if (shift < 0) { | |
4bd4ee07 CL |
835 | uint64_t big_dest = ((uint64_t)val + (1 << (-1 - shift))); |
836 | dest = big_dest >> -shift; | |
837 | } else { | |
838 | dest = val << shift; | |
839 | if ((dest >> shift) != val) { | |
840 | SET_QC(); | |
841 | dest = ~0; | |
842 | } | |
843 | } | |
844 | return dest; | |
845 | } | |
846 | ||
847 | /* Handling addition overflow with 64 bits inputs values is more | |
848 | * tricky than with 32 bits values. */ | |
2a3f75b4 | 849 | uint64_t HELPER(neon_qrshl_u64)(uint64_t val, uint64_t shiftop) |
ad69471c PB |
850 | { |
851 | int8_t shift = (int8_t)shiftop; | |
33ebc293 PM |
852 | if (shift >= 64) { |
853 | if (val) { | |
854 | SET_QC(); | |
855 | val = ~0; | |
856 | } | |
857 | } else if (shift < -64) { | |
858 | val = 0; | |
859 | } else if (shift == -64) { | |
860 | val >>= 63; | |
861 | } else if (shift < 0) { | |
4bd4ee07 CL |
862 | val >>= (-shift - 1); |
863 | if (val == UINT64_MAX) { | |
864 | /* In this case, it means that the rounding constant is 1, | |
865 | * and the addition would overflow. Return the actual | |
866 | * result directly. */ | |
867 | val = 0x8000000000000000ULL; | |
868 | } else { | |
869 | val++; | |
870 | val >>= 1; | |
871 | } | |
ad69471c PB |
872 | } else { \ |
873 | uint64_t tmp = val; | |
874 | val <<= shift; | |
875 | if ((val >> shift) != tmp) { | |
876 | SET_QC(); | |
877 | val = ~0; | |
878 | } | |
879 | } | |
880 | return val; | |
881 | } | |
882 | ||
883 | #define NEON_FN(dest, src1, src2) do { \ | |
884 | int8_t tmp; \ | |
885 | tmp = (int8_t)src2; \ | |
7b6ecf5b PM |
886 | if (tmp >= (ssize_t)sizeof(src1) * 8) { \ |
887 | if (src1) { \ | |
888 | SET_QC(); \ | |
889 | dest = (1 << (sizeof(src1) * 8 - 1)); \ | |
890 | if (src1 > 0) { \ | |
891 | dest--; \ | |
892 | } \ | |
893 | } else { \ | |
894 | dest = 0; \ | |
895 | } \ | |
896 | } else if (tmp <= -(ssize_t)sizeof(src1) * 8) { \ | |
897 | dest = 0; \ | |
898 | } else if (tmp < 0) { \ | |
ad69471c PB |
899 | dest = (src1 + (1 << (-1 - tmp))) >> -tmp; \ |
900 | } else { \ | |
901 | dest = src1 << tmp; \ | |
902 | if ((dest >> tmp) != src1) { \ | |
903 | SET_QC(); \ | |
960e623b PM |
904 | dest = (uint32_t)(1 << (sizeof(src1) * 8 - 1)); \ |
905 | if (src1 > 0) { \ | |
906 | dest--; \ | |
907 | } \ | |
ad69471c PB |
908 | } \ |
909 | }} while (0) | |
2a3f75b4 PM |
910 | NEON_VOP(qrshl_s8, neon_s8, 4) |
911 | NEON_VOP(qrshl_s16, neon_s16, 2) | |
ad69471c PB |
912 | #undef NEON_FN |
913 | ||
4bd4ee07 CL |
914 | /* The addition of the rounding constant may overflow, so we use an |
915 | * intermediate 64 bits accumulator. */ | |
2a3f75b4 | 916 | uint32_t HELPER(neon_qrshl_s32)(uint32_t valop, uint32_t shiftop) |
4bd4ee07 CL |
917 | { |
918 | int32_t dest; | |
919 | int32_t val = (int32_t)valop; | |
920 | int8_t shift = (int8_t)shiftop; | |
7b6ecf5b PM |
921 | if (shift >= 32) { |
922 | if (val) { | |
923 | SET_QC(); | |
924 | dest = (val >> 31) ^ ~SIGNBIT; | |
925 | } else { | |
926 | dest = 0; | |
927 | } | |
928 | } else if (shift <= -32) { | |
929 | dest = 0; | |
930 | } else if (shift < 0) { | |
4bd4ee07 CL |
931 | int64_t big_dest = ((int64_t)val + (1 << (-1 - shift))); |
932 | dest = big_dest >> -shift; | |
933 | } else { | |
934 | dest = val << shift; | |
935 | if ((dest >> shift) != val) { | |
936 | SET_QC(); | |
937 | dest = (val >> 31) ^ ~SIGNBIT; | |
938 | } | |
939 | } | |
940 | return dest; | |
941 | } | |
942 | ||
943 | /* Handling addition overflow with 64 bits inputs values is more | |
944 | * tricky than with 32 bits values. */ | |
2a3f75b4 | 945 | uint64_t HELPER(neon_qrshl_s64)(uint64_t valop, uint64_t shiftop) |
ad69471c PB |
946 | { |
947 | int8_t shift = (uint8_t)shiftop; | |
948 | int64_t val = valop; | |
949 | ||
7b6ecf5b PM |
950 | if (shift >= 64) { |
951 | if (val) { | |
952 | SET_QC(); | |
953 | val = (val >> 63) ^ ~SIGNBIT64; | |
954 | } | |
955 | } else if (shift <= -64) { | |
956 | val = 0; | |
957 | } else if (shift < 0) { | |
4bd4ee07 CL |
958 | val >>= (-shift - 1); |
959 | if (val == INT64_MAX) { | |
960 | /* In this case, it means that the rounding constant is 1, | |
961 | * and the addition would overflow. Return the actual | |
962 | * result directly. */ | |
963 | val = 0x4000000000000000ULL; | |
964 | } else { | |
965 | val++; | |
966 | val >>= 1; | |
967 | } | |
ad69471c | 968 | } else { |
4bd4ee07 | 969 | int64_t tmp = val; |
ad69471c PB |
970 | val <<= shift; |
971 | if ((val >> shift) != tmp) { | |
972 | SET_QC(); | |
4bd4ee07 | 973 | val = (tmp >> 63) ^ ~SIGNBIT64; |
ad69471c PB |
974 | } |
975 | } | |
976 | return val; | |
977 | } | |
978 | ||
979 | uint32_t HELPER(neon_add_u8)(uint32_t a, uint32_t b) | |
980 | { | |
981 | uint32_t mask; | |
982 | mask = (a ^ b) & 0x80808080u; | |
983 | a &= ~0x80808080u; | |
984 | b &= ~0x80808080u; | |
985 | return (a + b) ^ mask; | |
986 | } | |
987 | ||
988 | uint32_t HELPER(neon_add_u16)(uint32_t a, uint32_t b) | |
989 | { | |
990 | uint32_t mask; | |
991 | mask = (a ^ b) & 0x80008000u; | |
992 | a &= ~0x80008000u; | |
993 | b &= ~0x80008000u; | |
994 | return (a + b) ^ mask; | |
995 | } | |
996 | ||
997 | #define NEON_FN(dest, src1, src2) dest = src1 + src2 | |
998 | NEON_POP(padd_u8, neon_u8, 4) | |
999 | NEON_POP(padd_u16, neon_u16, 2) | |
1000 | #undef NEON_FN | |
1001 | ||
1002 | #define NEON_FN(dest, src1, src2) dest = src1 - src2 | |
1003 | NEON_VOP(sub_u8, neon_u8, 4) | |
1004 | NEON_VOP(sub_u16, neon_u16, 2) | |
1005 | #undef NEON_FN | |
1006 | ||
1007 | #define NEON_FN(dest, src1, src2) dest = src1 * src2 | |
1008 | NEON_VOP(mul_u8, neon_u8, 4) | |
1009 | NEON_VOP(mul_u16, neon_u16, 2) | |
1010 | #undef NEON_FN | |
1011 | ||
1654b2d6 | 1012 | /* Polynomial multiplication is like integer multiplication except the |
ad69471c PB |
1013 | partial products are XORed, not added. */ |
1014 | uint32_t HELPER(neon_mul_p8)(uint32_t op1, uint32_t op2) | |
1015 | { | |
1016 | uint32_t mask; | |
1017 | uint32_t result; | |
1018 | result = 0; | |
1019 | while (op1) { | |
1020 | mask = 0; | |
1021 | if (op1 & 1) | |
1022 | mask |= 0xff; | |
1023 | if (op1 & (1 << 8)) | |
1024 | mask |= (0xff << 8); | |
1025 | if (op1 & (1 << 16)) | |
1026 | mask |= (0xff << 16); | |
1027 | if (op1 & (1 << 24)) | |
1028 | mask |= (0xff << 24); | |
1029 | result ^= op2 & mask; | |
1030 | op1 = (op1 >> 1) & 0x7f7f7f7f; | |
1031 | op2 = (op2 << 1) & 0xfefefefe; | |
1032 | } | |
1033 | return result; | |
1034 | } | |
1035 | ||
e5ca24cb PM |
1036 | uint64_t HELPER(neon_mull_p8)(uint32_t op1, uint32_t op2) |
1037 | { | |
1038 | uint64_t result = 0; | |
1039 | uint64_t mask; | |
1040 | uint64_t op2ex = op2; | |
1041 | op2ex = (op2ex & 0xff) | | |
1042 | ((op2ex & 0xff00) << 8) | | |
1043 | ((op2ex & 0xff0000) << 16) | | |
1044 | ((op2ex & 0xff000000) << 24); | |
1045 | while (op1) { | |
1046 | mask = 0; | |
1047 | if (op1 & 1) { | |
1048 | mask |= 0xffff; | |
1049 | } | |
1050 | if (op1 & (1 << 8)) { | |
1051 | mask |= (0xffffU << 16); | |
1052 | } | |
1053 | if (op1 & (1 << 16)) { | |
1054 | mask |= (0xffffULL << 32); | |
1055 | } | |
1056 | if (op1 & (1 << 24)) { | |
1057 | mask |= (0xffffULL << 48); | |
1058 | } | |
1059 | result ^= op2ex & mask; | |
1060 | op1 = (op1 >> 1) & 0x7f7f7f7f; | |
1061 | op2ex <<= 1; | |
1062 | } | |
1063 | return result; | |
1064 | } | |
1065 | ||
ad69471c PB |
1066 | #define NEON_FN(dest, src1, src2) dest = (src1 & src2) ? -1 : 0 |
1067 | NEON_VOP(tst_u8, neon_u8, 4) | |
1068 | NEON_VOP(tst_u16, neon_u16, 2) | |
1069 | NEON_VOP(tst_u32, neon_u32, 1) | |
1070 | #undef NEON_FN | |
1071 | ||
1072 | #define NEON_FN(dest, src1, src2) dest = (src1 == src2) ? -1 : 0 | |
1073 | NEON_VOP(ceq_u8, neon_u8, 4) | |
1074 | NEON_VOP(ceq_u16, neon_u16, 2) | |
1075 | NEON_VOP(ceq_u32, neon_u32, 1) | |
1076 | #undef NEON_FN | |
1077 | ||
1078 | #define NEON_FN(dest, src, dummy) dest = (src < 0) ? -src : src | |
1079 | NEON_VOP1(abs_s8, neon_s8, 4) | |
1080 | NEON_VOP1(abs_s16, neon_s16, 2) | |
1081 | #undef NEON_FN | |
1082 | ||
1083 | /* Count Leading Sign/Zero Bits. */ | |
1084 | static inline int do_clz8(uint8_t x) | |
1085 | { | |
1086 | int n; | |
1087 | for (n = 8; x; n--) | |
1088 | x >>= 1; | |
1089 | return n; | |
1090 | } | |
1091 | ||
1092 | static inline int do_clz16(uint16_t x) | |
1093 | { | |
1094 | int n; | |
1095 | for (n = 16; x; n--) | |
1096 | x >>= 1; | |
1097 | return n; | |
1098 | } | |
1099 | ||
1100 | #define NEON_FN(dest, src, dummy) dest = do_clz8(src) | |
1101 | NEON_VOP1(clz_u8, neon_u8, 4) | |
1102 | #undef NEON_FN | |
1103 | ||
1104 | #define NEON_FN(dest, src, dummy) dest = do_clz16(src) | |
1105 | NEON_VOP1(clz_u16, neon_u16, 2) | |
1106 | #undef NEON_FN | |
1107 | ||
1108 | #define NEON_FN(dest, src, dummy) dest = do_clz8((src < 0) ? ~src : src) - 1 | |
1109 | NEON_VOP1(cls_s8, neon_s8, 4) | |
1110 | #undef NEON_FN | |
1111 | ||
1112 | #define NEON_FN(dest, src, dummy) dest = do_clz16((src < 0) ? ~src : src) - 1 | |
1113 | NEON_VOP1(cls_s16, neon_s16, 2) | |
1114 | #undef NEON_FN | |
1115 | ||
1116 | uint32_t HELPER(neon_cls_s32)(uint32_t x) | |
1117 | { | |
1118 | int count; | |
1119 | if ((int32_t)x < 0) | |
1120 | x = ~x; | |
1121 | for (count = 32; x; count--) | |
1122 | x = x >> 1; | |
1123 | return count - 1; | |
1124 | } | |
1125 | ||
1126 | /* Bit count. */ | |
1127 | uint32_t HELPER(neon_cnt_u8)(uint32_t x) | |
1128 | { | |
1129 | x = (x & 0x55555555) + ((x >> 1) & 0x55555555); | |
1130 | x = (x & 0x33333333) + ((x >> 2) & 0x33333333); | |
1131 | x = (x & 0x0f0f0f0f) + ((x >> 4) & 0x0f0f0f0f); | |
1132 | return x; | |
1133 | } | |
1134 | ||
1135 | #define NEON_QDMULH16(dest, src1, src2, round) do { \ | |
1136 | uint32_t tmp = (int32_t)(int16_t) src1 * (int16_t) src2; \ | |
1137 | if ((tmp ^ (tmp << 1)) & SIGNBIT) { \ | |
1138 | SET_QC(); \ | |
1139 | tmp = (tmp >> 31) ^ ~SIGNBIT; \ | |
46eece9d JR |
1140 | } else { \ |
1141 | tmp <<= 1; \ | |
ad69471c | 1142 | } \ |
ad69471c PB |
1143 | if (round) { \ |
1144 | int32_t old = tmp; \ | |
1145 | tmp += 1 << 15; \ | |
1146 | if ((int32_t)tmp < old) { \ | |
1147 | SET_QC(); \ | |
1148 | tmp = SIGNBIT - 1; \ | |
1149 | } \ | |
1150 | } \ | |
1151 | dest = tmp >> 16; \ | |
1152 | } while(0) | |
1153 | #define NEON_FN(dest, src1, src2) NEON_QDMULH16(dest, src1, src2, 0) | |
2a3f75b4 | 1154 | NEON_VOP(qdmulh_s16, neon_s16, 2) |
ad69471c PB |
1155 | #undef NEON_FN |
1156 | #define NEON_FN(dest, src1, src2) NEON_QDMULH16(dest, src1, src2, 1) | |
2a3f75b4 | 1157 | NEON_VOP(qrdmulh_s16, neon_s16, 2) |
ad69471c PB |
1158 | #undef NEON_FN |
1159 | #undef NEON_QDMULH16 | |
1160 | ||
1161 | #define NEON_QDMULH32(dest, src1, src2, round) do { \ | |
1162 | uint64_t tmp = (int64_t)(int32_t) src1 * (int32_t) src2; \ | |
1163 | if ((tmp ^ (tmp << 1)) & SIGNBIT64) { \ | |
1164 | SET_QC(); \ | |
1165 | tmp = (tmp >> 63) ^ ~SIGNBIT64; \ | |
1166 | } else { \ | |
1167 | tmp <<= 1; \ | |
1168 | } \ | |
1169 | if (round) { \ | |
1170 | int64_t old = tmp; \ | |
1171 | tmp += (int64_t)1 << 31; \ | |
1172 | if ((int64_t)tmp < old) { \ | |
1173 | SET_QC(); \ | |
1174 | tmp = SIGNBIT64 - 1; \ | |
1175 | } \ | |
1176 | } \ | |
1177 | dest = tmp >> 32; \ | |
1178 | } while(0) | |
1179 | #define NEON_FN(dest, src1, src2) NEON_QDMULH32(dest, src1, src2, 0) | |
2a3f75b4 | 1180 | NEON_VOP(qdmulh_s32, neon_s32, 1) |
ad69471c PB |
1181 | #undef NEON_FN |
1182 | #define NEON_FN(dest, src1, src2) NEON_QDMULH32(dest, src1, src2, 1) | |
2a3f75b4 | 1183 | NEON_VOP(qrdmulh_s32, neon_s32, 1) |
ad69471c PB |
1184 | #undef NEON_FN |
1185 | #undef NEON_QDMULH32 | |
1186 | ||
1187 | uint32_t HELPER(neon_narrow_u8)(uint64_t x) | |
1188 | { | |
1189 | return (x & 0xffu) | ((x >> 8) & 0xff00u) | ((x >> 16) & 0xff0000u) | |
1190 | | ((x >> 24) & 0xff000000u); | |
1191 | } | |
1192 | ||
1193 | uint32_t HELPER(neon_narrow_u16)(uint64_t x) | |
1194 | { | |
1195 | return (x & 0xffffu) | ((x >> 16) & 0xffff0000u); | |
1196 | } | |
1197 | ||
1198 | uint32_t HELPER(neon_narrow_high_u8)(uint64_t x) | |
1199 | { | |
1200 | return ((x >> 8) & 0xff) | ((x >> 16) & 0xff00) | |
1201 | | ((x >> 24) & 0xff0000) | ((x >> 32) & 0xff000000); | |
1202 | } | |
1203 | ||
1204 | uint32_t HELPER(neon_narrow_high_u16)(uint64_t x) | |
1205 | { | |
1206 | return ((x >> 16) & 0xffff) | ((x >> 32) & 0xffff0000); | |
1207 | } | |
1208 | ||
1209 | uint32_t HELPER(neon_narrow_round_high_u8)(uint64_t x) | |
1210 | { | |
1211 | x &= 0xff80ff80ff80ff80ull; | |
1212 | x += 0x0080008000800080ull; | |
1213 | return ((x >> 8) & 0xff) | ((x >> 16) & 0xff00) | |
1214 | | ((x >> 24) & 0xff0000) | ((x >> 32) & 0xff000000); | |
1215 | } | |
1216 | ||
1217 | uint32_t HELPER(neon_narrow_round_high_u16)(uint64_t x) | |
1218 | { | |
1219 | x &= 0xffff8000ffff8000ull; | |
1220 | x += 0x0000800000008000ull; | |
1221 | return ((x >> 16) & 0xffff) | ((x >> 32) & 0xffff0000); | |
1222 | } | |
1223 | ||
2a3f75b4 | 1224 | uint32_t HELPER(neon_unarrow_sat8)(uint64_t x) |
af1bbf30 JR |
1225 | { |
1226 | uint16_t s; | |
1227 | uint8_t d; | |
1228 | uint32_t res = 0; | |
1229 | #define SAT8(n) \ | |
1230 | s = x >> n; \ | |
1231 | if (s & 0x8000) { \ | |
1232 | SET_QC(); \ | |
1233 | } else { \ | |
1234 | if (s > 0xff) { \ | |
1235 | d = 0xff; \ | |
1236 | SET_QC(); \ | |
1237 | } else { \ | |
1238 | d = s; \ | |
1239 | } \ | |
1240 | res |= (uint32_t)d << (n / 2); \ | |
1241 | } | |
1242 | ||
1243 | SAT8(0); | |
1244 | SAT8(16); | |
1245 | SAT8(32); | |
1246 | SAT8(48); | |
1247 | #undef SAT8 | |
1248 | return res; | |
1249 | } | |
1250 | ||
2a3f75b4 | 1251 | uint32_t HELPER(neon_narrow_sat_u8)(uint64_t x) |
ad69471c PB |
1252 | { |
1253 | uint16_t s; | |
1254 | uint8_t d; | |
1255 | uint32_t res = 0; | |
1256 | #define SAT8(n) \ | |
1257 | s = x >> n; \ | |
1258 | if (s > 0xff) { \ | |
1259 | d = 0xff; \ | |
1260 | SET_QC(); \ | |
1261 | } else { \ | |
1262 | d = s; \ | |
1263 | } \ | |
1264 | res |= (uint32_t)d << (n / 2); | |
1265 | ||
1266 | SAT8(0); | |
1267 | SAT8(16); | |
1268 | SAT8(32); | |
1269 | SAT8(48); | |
1270 | #undef SAT8 | |
1271 | return res; | |
1272 | } | |
1273 | ||
2a3f75b4 | 1274 | uint32_t HELPER(neon_narrow_sat_s8)(uint64_t x) |
ad69471c PB |
1275 | { |
1276 | int16_t s; | |
1277 | uint8_t d; | |
1278 | uint32_t res = 0; | |
1279 | #define SAT8(n) \ | |
1280 | s = x >> n; \ | |
1281 | if (s != (int8_t)s) { \ | |
1282 | d = (s >> 15) ^ 0x7f; \ | |
1283 | SET_QC(); \ | |
1284 | } else { \ | |
1285 | d = s; \ | |
1286 | } \ | |
1287 | res |= (uint32_t)d << (n / 2); | |
1288 | ||
1289 | SAT8(0); | |
1290 | SAT8(16); | |
1291 | SAT8(32); | |
1292 | SAT8(48); | |
1293 | #undef SAT8 | |
1294 | return res; | |
1295 | } | |
1296 | ||
2a3f75b4 | 1297 | uint32_t HELPER(neon_unarrow_sat16)(uint64_t x) |
af1bbf30 JR |
1298 | { |
1299 | uint32_t high; | |
1300 | uint32_t low; | |
1301 | low = x; | |
1302 | if (low & 0x80000000) { | |
1303 | low = 0; | |
1304 | SET_QC(); | |
1305 | } else if (low > 0xffff) { | |
1306 | low = 0xffff; | |
1307 | SET_QC(); | |
1308 | } | |
1309 | high = x >> 32; | |
1310 | if (high & 0x80000000) { | |
1311 | high = 0; | |
1312 | SET_QC(); | |
1313 | } else if (high > 0xffff) { | |
1314 | high = 0xffff; | |
1315 | SET_QC(); | |
1316 | } | |
1317 | return low | (high << 16); | |
1318 | } | |
1319 | ||
2a3f75b4 | 1320 | uint32_t HELPER(neon_narrow_sat_u16)(uint64_t x) |
ad69471c PB |
1321 | { |
1322 | uint32_t high; | |
1323 | uint32_t low; | |
1324 | low = x; | |
1325 | if (low > 0xffff) { | |
1326 | low = 0xffff; | |
1327 | SET_QC(); | |
1328 | } | |
1329 | high = x >> 32; | |
1330 | if (high > 0xffff) { | |
1331 | high = 0xffff; | |
1332 | SET_QC(); | |
1333 | } | |
1334 | return low | (high << 16); | |
1335 | } | |
1336 | ||
2a3f75b4 | 1337 | uint32_t HELPER(neon_narrow_sat_s16)(uint64_t x) |
ad69471c PB |
1338 | { |
1339 | int32_t low; | |
1340 | int32_t high; | |
1341 | low = x; | |
1342 | if (low != (int16_t)low) { | |
1343 | low = (low >> 31) ^ 0x7fff; | |
1344 | SET_QC(); | |
1345 | } | |
1346 | high = x >> 32; | |
1347 | if (high != (int16_t)high) { | |
1348 | high = (high >> 31) ^ 0x7fff; | |
1349 | SET_QC(); | |
1350 | } | |
1351 | return (uint16_t)low | (high << 16); | |
1352 | } | |
1353 | ||
2a3f75b4 | 1354 | uint32_t HELPER(neon_unarrow_sat32)(uint64_t x) |
af1bbf30 JR |
1355 | { |
1356 | if (x & 0x8000000000000000ull) { | |
1357 | SET_QC(); | |
1358 | return 0; | |
1359 | } | |
1360 | if (x > 0xffffffffu) { | |
1361 | SET_QC(); | |
1362 | return 0xffffffffu; | |
1363 | } | |
1364 | return x; | |
1365 | } | |
1366 | ||
2a3f75b4 | 1367 | uint32_t HELPER(neon_narrow_sat_u32)(uint64_t x) |
ad69471c PB |
1368 | { |
1369 | if (x > 0xffffffffu) { | |
1370 | SET_QC(); | |
1371 | return 0xffffffffu; | |
1372 | } | |
1373 | return x; | |
1374 | } | |
1375 | ||
2a3f75b4 | 1376 | uint32_t HELPER(neon_narrow_sat_s32)(uint64_t x) |
ad69471c PB |
1377 | { |
1378 | if ((int64_t)x != (int32_t)x) { | |
1379 | SET_QC(); | |
cc2212c2 | 1380 | return ((int64_t)x >> 63) ^ 0x7fffffff; |
ad69471c PB |
1381 | } |
1382 | return x; | |
1383 | } | |
1384 | ||
1385 | uint64_t HELPER(neon_widen_u8)(uint32_t x) | |
1386 | { | |
1387 | uint64_t tmp; | |
1388 | uint64_t ret; | |
1389 | ret = (uint8_t)x; | |
1390 | tmp = (uint8_t)(x >> 8); | |
1391 | ret |= tmp << 16; | |
1392 | tmp = (uint8_t)(x >> 16); | |
1393 | ret |= tmp << 32; | |
1394 | tmp = (uint8_t)(x >> 24); | |
1395 | ret |= tmp << 48; | |
1396 | return ret; | |
1397 | } | |
1398 | ||
1399 | uint64_t HELPER(neon_widen_s8)(uint32_t x) | |
1400 | { | |
1401 | uint64_t tmp; | |
1402 | uint64_t ret; | |
1403 | ret = (uint16_t)(int8_t)x; | |
1404 | tmp = (uint16_t)(int8_t)(x >> 8); | |
1405 | ret |= tmp << 16; | |
1406 | tmp = (uint16_t)(int8_t)(x >> 16); | |
1407 | ret |= tmp << 32; | |
1408 | tmp = (uint16_t)(int8_t)(x >> 24); | |
1409 | ret |= tmp << 48; | |
1410 | return ret; | |
1411 | } | |
1412 | ||
1413 | uint64_t HELPER(neon_widen_u16)(uint32_t x) | |
1414 | { | |
1415 | uint64_t high = (uint16_t)(x >> 16); | |
1416 | return ((uint16_t)x) | (high << 32); | |
1417 | } | |
1418 | ||
1419 | uint64_t HELPER(neon_widen_s16)(uint32_t x) | |
1420 | { | |
1421 | uint64_t high = (int16_t)(x >> 16); | |
1422 | return ((uint32_t)(int16_t)x) | (high << 32); | |
1423 | } | |
1424 | ||
1425 | uint64_t HELPER(neon_addl_u16)(uint64_t a, uint64_t b) | |
1426 | { | |
1427 | uint64_t mask; | |
1428 | mask = (a ^ b) & 0x8000800080008000ull; | |
1429 | a &= ~0x8000800080008000ull; | |
1430 | b &= ~0x8000800080008000ull; | |
1431 | return (a + b) ^ mask; | |
1432 | } | |
1433 | ||
1434 | uint64_t HELPER(neon_addl_u32)(uint64_t a, uint64_t b) | |
1435 | { | |
1436 | uint64_t mask; | |
1437 | mask = (a ^ b) & 0x8000000080000000ull; | |
1438 | a &= ~0x8000000080000000ull; | |
1439 | b &= ~0x8000000080000000ull; | |
1440 | return (a + b) ^ mask; | |
1441 | } | |
1442 | ||
1443 | uint64_t HELPER(neon_paddl_u16)(uint64_t a, uint64_t b) | |
1444 | { | |
1445 | uint64_t tmp; | |
1446 | uint64_t tmp2; | |
1447 | ||
1448 | tmp = a & 0x0000ffff0000ffffull; | |
1449 | tmp += (a >> 16) & 0x0000ffff0000ffffull; | |
1450 | tmp2 = b & 0xffff0000ffff0000ull; | |
1451 | tmp2 += (b << 16) & 0xffff0000ffff0000ull; | |
1452 | return ( tmp & 0xffff) | |
1453 | | ((tmp >> 16) & 0xffff0000ull) | |
1454 | | ((tmp2 << 16) & 0xffff00000000ull) | |
1455 | | ( tmp2 & 0xffff000000000000ull); | |
1456 | } | |
1457 | ||
1458 | uint64_t HELPER(neon_paddl_u32)(uint64_t a, uint64_t b) | |
1459 | { | |
1460 | uint32_t low = a + (a >> 32); | |
1461 | uint32_t high = b + (b >> 32); | |
1462 | return low + ((uint64_t)high << 32); | |
1463 | } | |
1464 | ||
1465 | uint64_t HELPER(neon_subl_u16)(uint64_t a, uint64_t b) | |
1466 | { | |
1467 | uint64_t mask; | |
1468 | mask = (a ^ ~b) & 0x8000800080008000ull; | |
1469 | a |= 0x8000800080008000ull; | |
1470 | b &= ~0x8000800080008000ull; | |
1471 | return (a - b) ^ mask; | |
1472 | } | |
1473 | ||
1474 | uint64_t HELPER(neon_subl_u32)(uint64_t a, uint64_t b) | |
1475 | { | |
1476 | uint64_t mask; | |
1477 | mask = (a ^ ~b) & 0x8000000080000000ull; | |
1478 | a |= 0x8000000080000000ull; | |
1479 | b &= ~0x8000000080000000ull; | |
1480 | return (a - b) ^ mask; | |
1481 | } | |
1482 | ||
2a3f75b4 | 1483 | uint64_t HELPER(neon_addl_saturate_s32)(uint64_t a, uint64_t b) |
ad69471c PB |
1484 | { |
1485 | uint32_t x, y; | |
1486 | uint32_t low, high; | |
1487 | ||
1488 | x = a; | |
1489 | y = b; | |
1490 | low = x + y; | |
1491 | if (((low ^ x) & SIGNBIT) && !((x ^ y) & SIGNBIT)) { | |
1492 | SET_QC(); | |
1493 | low = ((int32_t)x >> 31) ^ ~SIGNBIT; | |
1494 | } | |
1495 | x = a >> 32; | |
1496 | y = b >> 32; | |
1497 | high = x + y; | |
1498 | if (((high ^ x) & SIGNBIT) && !((x ^ y) & SIGNBIT)) { | |
1499 | SET_QC(); | |
1500 | high = ((int32_t)x >> 31) ^ ~SIGNBIT; | |
1501 | } | |
1502 | return low | ((uint64_t)high << 32); | |
1503 | } | |
1504 | ||
2a3f75b4 | 1505 | uint64_t HELPER(neon_addl_saturate_s64)(uint64_t a, uint64_t b) |
ad69471c PB |
1506 | { |
1507 | uint64_t result; | |
1508 | ||
1509 | result = a + b; | |
1510 | if (((result ^ a) & SIGNBIT64) && !((a ^ b) & SIGNBIT64)) { | |
1511 | SET_QC(); | |
1512 | result = ((int64_t)a >> 63) ^ ~SIGNBIT64; | |
1513 | } | |
1514 | return result; | |
1515 | } | |
1516 | ||
4d9ad7f7 PM |
1517 | /* We have to do the arithmetic in a larger type than |
1518 | * the input type, because for example with a signed 32 bit | |
1519 | * op the absolute difference can overflow a signed 32 bit value. | |
1520 | */ | |
1521 | #define DO_ABD(dest, x, y, intype, arithtype) do { \ | |
1522 | arithtype tmp_x = (intype)(x); \ | |
1523 | arithtype tmp_y = (intype)(y); \ | |
ad69471c PB |
1524 | dest = ((tmp_x > tmp_y) ? tmp_x - tmp_y : tmp_y - tmp_x); \ |
1525 | } while(0) | |
1526 | ||
1527 | uint64_t HELPER(neon_abdl_u16)(uint32_t a, uint32_t b) | |
1528 | { | |
1529 | uint64_t tmp; | |
1530 | uint64_t result; | |
4d9ad7f7 PM |
1531 | DO_ABD(result, a, b, uint8_t, uint32_t); |
1532 | DO_ABD(tmp, a >> 8, b >> 8, uint8_t, uint32_t); | |
ad69471c | 1533 | result |= tmp << 16; |
4d9ad7f7 | 1534 | DO_ABD(tmp, a >> 16, b >> 16, uint8_t, uint32_t); |
ad69471c | 1535 | result |= tmp << 32; |
4d9ad7f7 | 1536 | DO_ABD(tmp, a >> 24, b >> 24, uint8_t, uint32_t); |
ad69471c PB |
1537 | result |= tmp << 48; |
1538 | return result; | |
1539 | } | |
1540 | ||
1541 | uint64_t HELPER(neon_abdl_s16)(uint32_t a, uint32_t b) | |
1542 | { | |
1543 | uint64_t tmp; | |
1544 | uint64_t result; | |
4d9ad7f7 PM |
1545 | DO_ABD(result, a, b, int8_t, int32_t); |
1546 | DO_ABD(tmp, a >> 8, b >> 8, int8_t, int32_t); | |
ad69471c | 1547 | result |= tmp << 16; |
4d9ad7f7 | 1548 | DO_ABD(tmp, a >> 16, b >> 16, int8_t, int32_t); |
ad69471c | 1549 | result |= tmp << 32; |
4d9ad7f7 | 1550 | DO_ABD(tmp, a >> 24, b >> 24, int8_t, int32_t); |
ad69471c PB |
1551 | result |= tmp << 48; |
1552 | return result; | |
1553 | } | |
1554 | ||
1555 | uint64_t HELPER(neon_abdl_u32)(uint32_t a, uint32_t b) | |
1556 | { | |
1557 | uint64_t tmp; | |
1558 | uint64_t result; | |
4d9ad7f7 PM |
1559 | DO_ABD(result, a, b, uint16_t, uint32_t); |
1560 | DO_ABD(tmp, a >> 16, b >> 16, uint16_t, uint32_t); | |
ad69471c PB |
1561 | return result | (tmp << 32); |
1562 | } | |
1563 | ||
1564 | uint64_t HELPER(neon_abdl_s32)(uint32_t a, uint32_t b) | |
1565 | { | |
1566 | uint64_t tmp; | |
1567 | uint64_t result; | |
4d9ad7f7 PM |
1568 | DO_ABD(result, a, b, int16_t, int32_t); |
1569 | DO_ABD(tmp, a >> 16, b >> 16, int16_t, int32_t); | |
ad69471c PB |
1570 | return result | (tmp << 32); |
1571 | } | |
1572 | ||
1573 | uint64_t HELPER(neon_abdl_u64)(uint32_t a, uint32_t b) | |
1574 | { | |
1575 | uint64_t result; | |
4d9ad7f7 | 1576 | DO_ABD(result, a, b, uint32_t, uint64_t); |
ad69471c PB |
1577 | return result; |
1578 | } | |
1579 | ||
1580 | uint64_t HELPER(neon_abdl_s64)(uint32_t a, uint32_t b) | |
1581 | { | |
1582 | uint64_t result; | |
4d9ad7f7 | 1583 | DO_ABD(result, a, b, int32_t, int64_t); |
ad69471c PB |
1584 | return result; |
1585 | } | |
1586 | #undef DO_ABD | |
1587 | ||
1588 | /* Widening multiply. Named type is the source type. */ | |
1589 | #define DO_MULL(dest, x, y, type1, type2) do { \ | |
1590 | type1 tmp_x = x; \ | |
1591 | type1 tmp_y = y; \ | |
1592 | dest = (type2)((type2)tmp_x * (type2)tmp_y); \ | |
1593 | } while(0) | |
1594 | ||
1595 | uint64_t HELPER(neon_mull_u8)(uint32_t a, uint32_t b) | |
1596 | { | |
1597 | uint64_t tmp; | |
1598 | uint64_t result; | |
1599 | ||
1600 | DO_MULL(result, a, b, uint8_t, uint16_t); | |
1601 | DO_MULL(tmp, a >> 8, b >> 8, uint8_t, uint16_t); | |
1602 | result |= tmp << 16; | |
1603 | DO_MULL(tmp, a >> 16, b >> 16, uint8_t, uint16_t); | |
1604 | result |= tmp << 32; | |
1605 | DO_MULL(tmp, a >> 24, b >> 24, uint8_t, uint16_t); | |
1606 | result |= tmp << 48; | |
1607 | return result; | |
1608 | } | |
1609 | ||
1610 | uint64_t HELPER(neon_mull_s8)(uint32_t a, uint32_t b) | |
1611 | { | |
1612 | uint64_t tmp; | |
1613 | uint64_t result; | |
1614 | ||
1615 | DO_MULL(result, a, b, int8_t, uint16_t); | |
1616 | DO_MULL(tmp, a >> 8, b >> 8, int8_t, uint16_t); | |
1617 | result |= tmp << 16; | |
1618 | DO_MULL(tmp, a >> 16, b >> 16, int8_t, uint16_t); | |
1619 | result |= tmp << 32; | |
1620 | DO_MULL(tmp, a >> 24, b >> 24, int8_t, uint16_t); | |
1621 | result |= tmp << 48; | |
1622 | return result; | |
1623 | } | |
1624 | ||
1625 | uint64_t HELPER(neon_mull_u16)(uint32_t a, uint32_t b) | |
1626 | { | |
1627 | uint64_t tmp; | |
1628 | uint64_t result; | |
1629 | ||
1630 | DO_MULL(result, a, b, uint16_t, uint32_t); | |
1631 | DO_MULL(tmp, a >> 16, b >> 16, uint16_t, uint32_t); | |
1632 | return result | (tmp << 32); | |
1633 | } | |
1634 | ||
1635 | uint64_t HELPER(neon_mull_s16)(uint32_t a, uint32_t b) | |
1636 | { | |
1637 | uint64_t tmp; | |
1638 | uint64_t result; | |
1639 | ||
1640 | DO_MULL(result, a, b, int16_t, uint32_t); | |
1641 | DO_MULL(tmp, a >> 16, b >> 16, int16_t, uint32_t); | |
1642 | return result | (tmp << 32); | |
1643 | } | |
1644 | ||
1645 | uint64_t HELPER(neon_negl_u16)(uint64_t x) | |
1646 | { | |
1647 | uint16_t tmp; | |
1648 | uint64_t result; | |
1649 | result = (uint16_t)-x; | |
1650 | tmp = -(x >> 16); | |
1651 | result |= (uint64_t)tmp << 16; | |
1652 | tmp = -(x >> 32); | |
1653 | result |= (uint64_t)tmp << 32; | |
1654 | tmp = -(x >> 48); | |
1655 | result |= (uint64_t)tmp << 48; | |
1656 | return result; | |
1657 | } | |
1658 | ||
ad69471c PB |
1659 | uint64_t HELPER(neon_negl_u32)(uint64_t x) |
1660 | { | |
1661 | uint32_t low = -x; | |
1662 | uint32_t high = -(x >> 32); | |
1663 | return low | ((uint64_t)high << 32); | |
1664 | } | |
1665 | ||
1666 | /* FIXME: There should be a native op for this. */ | |
1667 | uint64_t HELPER(neon_negl_u64)(uint64_t x) | |
1668 | { | |
1669 | return -x; | |
1670 | } | |
1671 | ||
1672 | /* Saturnating sign manuipulation. */ | |
1673 | /* ??? Make these use NEON_VOP1 */ | |
1674 | #define DO_QABS8(x) do { \ | |
1675 | if (x == (int8_t)0x80) { \ | |
1676 | x = 0x7f; \ | |
1677 | SET_QC(); \ | |
1678 | } else if (x < 0) { \ | |
1679 | x = -x; \ | |
1680 | }} while (0) | |
2a3f75b4 | 1681 | uint32_t HELPER(neon_qabs_s8)(uint32_t x) |
ad69471c PB |
1682 | { |
1683 | neon_s8 vec; | |
1684 | NEON_UNPACK(neon_s8, vec, x); | |
1685 | DO_QABS8(vec.v1); | |
1686 | DO_QABS8(vec.v2); | |
1687 | DO_QABS8(vec.v3); | |
1688 | DO_QABS8(vec.v4); | |
1689 | NEON_PACK(neon_s8, x, vec); | |
1690 | return x; | |
1691 | } | |
1692 | #undef DO_QABS8 | |
1693 | ||
1694 | #define DO_QNEG8(x) do { \ | |
1695 | if (x == (int8_t)0x80) { \ | |
1696 | x = 0x7f; \ | |
1697 | SET_QC(); \ | |
1698 | } else { \ | |
1699 | x = -x; \ | |
1700 | }} while (0) | |
2a3f75b4 | 1701 | uint32_t HELPER(neon_qneg_s8)(uint32_t x) |
ad69471c PB |
1702 | { |
1703 | neon_s8 vec; | |
1704 | NEON_UNPACK(neon_s8, vec, x); | |
1705 | DO_QNEG8(vec.v1); | |
1706 | DO_QNEG8(vec.v2); | |
1707 | DO_QNEG8(vec.v3); | |
1708 | DO_QNEG8(vec.v4); | |
1709 | NEON_PACK(neon_s8, x, vec); | |
1710 | return x; | |
1711 | } | |
1712 | #undef DO_QNEG8 | |
1713 | ||
1714 | #define DO_QABS16(x) do { \ | |
1715 | if (x == (int16_t)0x8000) { \ | |
1716 | x = 0x7fff; \ | |
1717 | SET_QC(); \ | |
1718 | } else if (x < 0) { \ | |
1719 | x = -x; \ | |
1720 | }} while (0) | |
2a3f75b4 | 1721 | uint32_t HELPER(neon_qabs_s16)(uint32_t x) |
ad69471c PB |
1722 | { |
1723 | neon_s16 vec; | |
1724 | NEON_UNPACK(neon_s16, vec, x); | |
1725 | DO_QABS16(vec.v1); | |
1726 | DO_QABS16(vec.v2); | |
1727 | NEON_PACK(neon_s16, x, vec); | |
1728 | return x; | |
1729 | } | |
1730 | #undef DO_QABS16 | |
1731 | ||
1732 | #define DO_QNEG16(x) do { \ | |
1733 | if (x == (int16_t)0x8000) { \ | |
1734 | x = 0x7fff; \ | |
1735 | SET_QC(); \ | |
1736 | } else { \ | |
1737 | x = -x; \ | |
1738 | }} while (0) | |
2a3f75b4 | 1739 | uint32_t HELPER(neon_qneg_s16)(uint32_t x) |
ad69471c PB |
1740 | { |
1741 | neon_s16 vec; | |
1742 | NEON_UNPACK(neon_s16, vec, x); | |
1743 | DO_QNEG16(vec.v1); | |
1744 | DO_QNEG16(vec.v2); | |
1745 | NEON_PACK(neon_s16, x, vec); | |
1746 | return x; | |
1747 | } | |
1748 | #undef DO_QNEG16 | |
1749 | ||
2a3f75b4 | 1750 | uint32_t HELPER(neon_qabs_s32)(uint32_t x) |
ad69471c PB |
1751 | { |
1752 | if (x == SIGNBIT) { | |
1753 | SET_QC(); | |
1754 | x = ~SIGNBIT; | |
1755 | } else if ((int32_t)x < 0) { | |
1756 | x = -x; | |
1757 | } | |
1758 | return x; | |
1759 | } | |
1760 | ||
2a3f75b4 | 1761 | uint32_t HELPER(neon_qneg_s32)(uint32_t x) |
ad69471c PB |
1762 | { |
1763 | if (x == SIGNBIT) { | |
1764 | SET_QC(); | |
1765 | x = ~SIGNBIT; | |
1766 | } else { | |
1767 | x = -x; | |
1768 | } | |
1769 | return x; | |
1770 | } | |
1771 | ||
1772 | /* NEON Float helpers. */ | |
1773 | uint32_t HELPER(neon_min_f32)(uint32_t a, uint32_t b) | |
1774 | { | |
4a9f9cb2 | 1775 | return float32_val(float32_min(make_float32(a), make_float32(b), NFS)); |
ad69471c PB |
1776 | } |
1777 | ||
1778 | uint32_t HELPER(neon_max_f32)(uint32_t a, uint32_t b) | |
1779 | { | |
4a9f9cb2 | 1780 | return float32_val(float32_max(make_float32(a), make_float32(b), NFS)); |
ad69471c PB |
1781 | } |
1782 | ||
1783 | uint32_t HELPER(neon_abd_f32)(uint32_t a, uint32_t b) | |
1784 | { | |
51d85267 PM |
1785 | float32 f0 = make_float32(a); |
1786 | float32 f1 = make_float32(b); | |
79c18be7 | 1787 | return float32_val(float32_abs(float32_sub(f0, f1, NFS))); |
ad69471c PB |
1788 | } |
1789 | ||
1790 | uint32_t HELPER(neon_add_f32)(uint32_t a, uint32_t b) | |
1791 | { | |
51d85267 | 1792 | return float32_val(float32_add(make_float32(a), make_float32(b), NFS)); |
ad69471c PB |
1793 | } |
1794 | ||
1795 | uint32_t HELPER(neon_sub_f32)(uint32_t a, uint32_t b) | |
1796 | { | |
51d85267 | 1797 | return float32_val(float32_sub(make_float32(a), make_float32(b), NFS)); |
ad69471c PB |
1798 | } |
1799 | ||
1800 | uint32_t HELPER(neon_mul_f32)(uint32_t a, uint32_t b) | |
1801 | { | |
51d85267 | 1802 | return float32_val(float32_mul(make_float32(a), make_float32(b), NFS)); |
ad69471c PB |
1803 | } |
1804 | ||
cab565c4 PM |
1805 | /* Floating point comparisons produce an integer result. |
1806 | * Note that EQ doesn't signal InvalidOp for QNaNs but GE and GT do. | |
1807 | * Softfloat routines return 0/1, which we convert to the 0/-1 Neon requires. | |
1808 | */ | |
1809 | uint32_t HELPER(neon_ceq_f32)(uint32_t a, uint32_t b) | |
1810 | { | |
1811 | return -float32_eq_quiet(make_float32(a), make_float32(b), NFS); | |
1812 | } | |
1813 | ||
1814 | uint32_t HELPER(neon_cge_f32)(uint32_t a, uint32_t b) | |
1815 | { | |
1816 | return -float32_le(make_float32(b), make_float32(a), NFS); | |
ad69471c PB |
1817 | } |
1818 | ||
cab565c4 PM |
1819 | uint32_t HELPER(neon_cgt_f32)(uint32_t a, uint32_t b) |
1820 | { | |
1821 | return -float32_lt(make_float32(b), make_float32(a), NFS); | |
1822 | } | |
ad69471c PB |
1823 | |
1824 | uint32_t HELPER(neon_acge_f32)(uint32_t a, uint32_t b) | |
1825 | { | |
51d85267 PM |
1826 | float32 f0 = float32_abs(make_float32(a)); |
1827 | float32 f1 = float32_abs(make_float32(b)); | |
cab565c4 | 1828 | return -float32_le(f1, f0, NFS); |
ad69471c PB |
1829 | } |
1830 | ||
1831 | uint32_t HELPER(neon_acgt_f32)(uint32_t a, uint32_t b) | |
1832 | { | |
51d85267 PM |
1833 | float32 f0 = float32_abs(make_float32(a)); |
1834 | float32 f1 = float32_abs(make_float32(b)); | |
cab565c4 | 1835 | return -float32_lt(f1, f0, NFS); |
ad69471c | 1836 | } |
02acedf9 PM |
1837 | |
1838 | #define ELEM(V, N, SIZE) (((V) >> ((N) * (SIZE))) & ((1ull << (SIZE)) - 1)) | |
1839 | ||
2a3f75b4 | 1840 | void HELPER(neon_qunzip8)(uint32_t rd, uint32_t rm) |
02acedf9 PM |
1841 | { |
1842 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1843 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1844 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1845 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1846 | uint64_t d0 = ELEM(zd0, 0, 8) | (ELEM(zd0, 2, 8) << 8) | |
1847 | | (ELEM(zd0, 4, 8) << 16) | (ELEM(zd0, 6, 8) << 24) | |
1848 | | (ELEM(zd1, 0, 8) << 32) | (ELEM(zd1, 2, 8) << 40) | |
1849 | | (ELEM(zd1, 4, 8) << 48) | (ELEM(zd1, 6, 8) << 56); | |
1850 | uint64_t d1 = ELEM(zm0, 0, 8) | (ELEM(zm0, 2, 8) << 8) | |
1851 | | (ELEM(zm0, 4, 8) << 16) | (ELEM(zm0, 6, 8) << 24) | |
1852 | | (ELEM(zm1, 0, 8) << 32) | (ELEM(zm1, 2, 8) << 40) | |
1853 | | (ELEM(zm1, 4, 8) << 48) | (ELEM(zm1, 6, 8) << 56); | |
1854 | uint64_t m0 = ELEM(zd0, 1, 8) | (ELEM(zd0, 3, 8) << 8) | |
1855 | | (ELEM(zd0, 5, 8) << 16) | (ELEM(zd0, 7, 8) << 24) | |
1856 | | (ELEM(zd1, 1, 8) << 32) | (ELEM(zd1, 3, 8) << 40) | |
1857 | | (ELEM(zd1, 5, 8) << 48) | (ELEM(zd1, 7, 8) << 56); | |
1858 | uint64_t m1 = ELEM(zm0, 1, 8) | (ELEM(zm0, 3, 8) << 8) | |
1859 | | (ELEM(zm0, 5, 8) << 16) | (ELEM(zm0, 7, 8) << 24) | |
1860 | | (ELEM(zm1, 1, 8) << 32) | (ELEM(zm1, 3, 8) << 40) | |
1861 | | (ELEM(zm1, 5, 8) << 48) | (ELEM(zm1, 7, 8) << 56); | |
1862 | env->vfp.regs[rm] = make_float64(m0); | |
1863 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1864 | env->vfp.regs[rd] = make_float64(d0); | |
1865 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1866 | } | |
1867 | ||
2a3f75b4 | 1868 | void HELPER(neon_qunzip16)(uint32_t rd, uint32_t rm) |
02acedf9 PM |
1869 | { |
1870 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1871 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1872 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1873 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1874 | uint64_t d0 = ELEM(zd0, 0, 16) | (ELEM(zd0, 2, 16) << 16) | |
1875 | | (ELEM(zd1, 0, 16) << 32) | (ELEM(zd1, 2, 16) << 48); | |
1876 | uint64_t d1 = ELEM(zm0, 0, 16) | (ELEM(zm0, 2, 16) << 16) | |
1877 | | (ELEM(zm1, 0, 16) << 32) | (ELEM(zm1, 2, 16) << 48); | |
1878 | uint64_t m0 = ELEM(zd0, 1, 16) | (ELEM(zd0, 3, 16) << 16) | |
1879 | | (ELEM(zd1, 1, 16) << 32) | (ELEM(zd1, 3, 16) << 48); | |
1880 | uint64_t m1 = ELEM(zm0, 1, 16) | (ELEM(zm0, 3, 16) << 16) | |
1881 | | (ELEM(zm1, 1, 16) << 32) | (ELEM(zm1, 3, 16) << 48); | |
1882 | env->vfp.regs[rm] = make_float64(m0); | |
1883 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1884 | env->vfp.regs[rd] = make_float64(d0); | |
1885 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1886 | } | |
1887 | ||
2a3f75b4 | 1888 | void HELPER(neon_qunzip32)(uint32_t rd, uint32_t rm) |
02acedf9 PM |
1889 | { |
1890 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1891 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1892 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1893 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1894 | uint64_t d0 = ELEM(zd0, 0, 32) | (ELEM(zd1, 0, 32) << 32); | |
1895 | uint64_t d1 = ELEM(zm0, 0, 32) | (ELEM(zm1, 0, 32) << 32); | |
1896 | uint64_t m0 = ELEM(zd0, 1, 32) | (ELEM(zd1, 1, 32) << 32); | |
1897 | uint64_t m1 = ELEM(zm0, 1, 32) | (ELEM(zm1, 1, 32) << 32); | |
1898 | env->vfp.regs[rm] = make_float64(m0); | |
1899 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1900 | env->vfp.regs[rd] = make_float64(d0); | |
1901 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1902 | } | |
1903 | ||
2a3f75b4 | 1904 | void HELPER(neon_unzip8)(uint32_t rd, uint32_t rm) |
02acedf9 PM |
1905 | { |
1906 | uint64_t zm = float64_val(env->vfp.regs[rm]); | |
1907 | uint64_t zd = float64_val(env->vfp.regs[rd]); | |
1908 | uint64_t d0 = ELEM(zd, 0, 8) | (ELEM(zd, 2, 8) << 8) | |
1909 | | (ELEM(zd, 4, 8) << 16) | (ELEM(zd, 6, 8) << 24) | |
1910 | | (ELEM(zm, 0, 8) << 32) | (ELEM(zm, 2, 8) << 40) | |
1911 | | (ELEM(zm, 4, 8) << 48) | (ELEM(zm, 6, 8) << 56); | |
1912 | uint64_t m0 = ELEM(zd, 1, 8) | (ELEM(zd, 3, 8) << 8) | |
1913 | | (ELEM(zd, 5, 8) << 16) | (ELEM(zd, 7, 8) << 24) | |
1914 | | (ELEM(zm, 1, 8) << 32) | (ELEM(zm, 3, 8) << 40) | |
1915 | | (ELEM(zm, 5, 8) << 48) | (ELEM(zm, 7, 8) << 56); | |
1916 | env->vfp.regs[rm] = make_float64(m0); | |
1917 | env->vfp.regs[rd] = make_float64(d0); | |
1918 | } | |
1919 | ||
2a3f75b4 | 1920 | void HELPER(neon_unzip16)(uint32_t rd, uint32_t rm) |
02acedf9 PM |
1921 | { |
1922 | uint64_t zm = float64_val(env->vfp.regs[rm]); | |
1923 | uint64_t zd = float64_val(env->vfp.regs[rd]); | |
1924 | uint64_t d0 = ELEM(zd, 0, 16) | (ELEM(zd, 2, 16) << 16) | |
1925 | | (ELEM(zm, 0, 16) << 32) | (ELEM(zm, 2, 16) << 48); | |
1926 | uint64_t m0 = ELEM(zd, 1, 16) | (ELEM(zd, 3, 16) << 16) | |
1927 | | (ELEM(zm, 1, 16) << 32) | (ELEM(zm, 3, 16) << 48); | |
1928 | env->vfp.regs[rm] = make_float64(m0); | |
1929 | env->vfp.regs[rd] = make_float64(d0); | |
1930 | } | |
d68a6f3a | 1931 | |
2a3f75b4 | 1932 | void HELPER(neon_qzip8)(uint32_t rd, uint32_t rm) |
d68a6f3a PM |
1933 | { |
1934 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1935 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1936 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1937 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1938 | uint64_t d0 = ELEM(zd0, 0, 8) | (ELEM(zm0, 0, 8) << 8) | |
1939 | | (ELEM(zd0, 1, 8) << 16) | (ELEM(zm0, 1, 8) << 24) | |
1940 | | (ELEM(zd0, 2, 8) << 32) | (ELEM(zm0, 2, 8) << 40) | |
1941 | | (ELEM(zd0, 3, 8) << 48) | (ELEM(zm0, 3, 8) << 56); | |
1942 | uint64_t d1 = ELEM(zd0, 4, 8) | (ELEM(zm0, 4, 8) << 8) | |
1943 | | (ELEM(zd0, 5, 8) << 16) | (ELEM(zm0, 5, 8) << 24) | |
1944 | | (ELEM(zd0, 6, 8) << 32) | (ELEM(zm0, 6, 8) << 40) | |
1945 | | (ELEM(zd0, 7, 8) << 48) | (ELEM(zm0, 7, 8) << 56); | |
1946 | uint64_t m0 = ELEM(zd1, 0, 8) | (ELEM(zm1, 0, 8) << 8) | |
1947 | | (ELEM(zd1, 1, 8) << 16) | (ELEM(zm1, 1, 8) << 24) | |
1948 | | (ELEM(zd1, 2, 8) << 32) | (ELEM(zm1, 2, 8) << 40) | |
1949 | | (ELEM(zd1, 3, 8) << 48) | (ELEM(zm1, 3, 8) << 56); | |
1950 | uint64_t m1 = ELEM(zd1, 4, 8) | (ELEM(zm1, 4, 8) << 8) | |
1951 | | (ELEM(zd1, 5, 8) << 16) | (ELEM(zm1, 5, 8) << 24) | |
1952 | | (ELEM(zd1, 6, 8) << 32) | (ELEM(zm1, 6, 8) << 40) | |
1953 | | (ELEM(zd1, 7, 8) << 48) | (ELEM(zm1, 7, 8) << 56); | |
1954 | env->vfp.regs[rm] = make_float64(m0); | |
1955 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1956 | env->vfp.regs[rd] = make_float64(d0); | |
1957 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1958 | } | |
1959 | ||
2a3f75b4 | 1960 | void HELPER(neon_qzip16)(uint32_t rd, uint32_t rm) |
d68a6f3a PM |
1961 | { |
1962 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1963 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1964 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1965 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1966 | uint64_t d0 = ELEM(zd0, 0, 16) | (ELEM(zm0, 0, 16) << 16) | |
1967 | | (ELEM(zd0, 1, 16) << 32) | (ELEM(zm0, 1, 16) << 48); | |
1968 | uint64_t d1 = ELEM(zd0, 2, 16) | (ELEM(zm0, 2, 16) << 16) | |
1969 | | (ELEM(zd0, 3, 16) << 32) | (ELEM(zm0, 3, 16) << 48); | |
1970 | uint64_t m0 = ELEM(zd1, 0, 16) | (ELEM(zm1, 0, 16) << 16) | |
1971 | | (ELEM(zd1, 1, 16) << 32) | (ELEM(zm1, 1, 16) << 48); | |
1972 | uint64_t m1 = ELEM(zd1, 2, 16) | (ELEM(zm1, 2, 16) << 16) | |
1973 | | (ELEM(zd1, 3, 16) << 32) | (ELEM(zm1, 3, 16) << 48); | |
1974 | env->vfp.regs[rm] = make_float64(m0); | |
1975 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1976 | env->vfp.regs[rd] = make_float64(d0); | |
1977 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1978 | } | |
1979 | ||
2a3f75b4 | 1980 | void HELPER(neon_qzip32)(uint32_t rd, uint32_t rm) |
d68a6f3a PM |
1981 | { |
1982 | uint64_t zm0 = float64_val(env->vfp.regs[rm]); | |
1983 | uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]); | |
1984 | uint64_t zd0 = float64_val(env->vfp.regs[rd]); | |
1985 | uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]); | |
1986 | uint64_t d0 = ELEM(zd0, 0, 32) | (ELEM(zm0, 0, 32) << 32); | |
1987 | uint64_t d1 = ELEM(zd0, 1, 32) | (ELEM(zm0, 1, 32) << 32); | |
1988 | uint64_t m0 = ELEM(zd1, 0, 32) | (ELEM(zm1, 0, 32) << 32); | |
1989 | uint64_t m1 = ELEM(zd1, 1, 32) | (ELEM(zm1, 1, 32) << 32); | |
1990 | env->vfp.regs[rm] = make_float64(m0); | |
1991 | env->vfp.regs[rm + 1] = make_float64(m1); | |
1992 | env->vfp.regs[rd] = make_float64(d0); | |
1993 | env->vfp.regs[rd + 1] = make_float64(d1); | |
1994 | } | |
1995 | ||
2a3f75b4 | 1996 | void HELPER(neon_zip8)(uint32_t rd, uint32_t rm) |
d68a6f3a PM |
1997 | { |
1998 | uint64_t zm = float64_val(env->vfp.regs[rm]); | |
1999 | uint64_t zd = float64_val(env->vfp.regs[rd]); | |
2000 | uint64_t d0 = ELEM(zd, 0, 8) | (ELEM(zm, 0, 8) << 8) | |
2001 | | (ELEM(zd, 1, 8) << 16) | (ELEM(zm, 1, 8) << 24) | |
2002 | | (ELEM(zd, 2, 8) << 32) | (ELEM(zm, 2, 8) << 40) | |
2003 | | (ELEM(zd, 3, 8) << 48) | (ELEM(zm, 3, 8) << 56); | |
2004 | uint64_t m0 = ELEM(zd, 4, 8) | (ELEM(zm, 4, 8) << 8) | |
2005 | | (ELEM(zd, 5, 8) << 16) | (ELEM(zm, 5, 8) << 24) | |
2006 | | (ELEM(zd, 6, 8) << 32) | (ELEM(zm, 6, 8) << 40) | |
2007 | | (ELEM(zd, 7, 8) << 48) | (ELEM(zm, 7, 8) << 56); | |
2008 | env->vfp.regs[rm] = make_float64(m0); | |
2009 | env->vfp.regs[rd] = make_float64(d0); | |
2010 | } | |
2011 | ||
2a3f75b4 | 2012 | void HELPER(neon_zip16)(uint32_t rd, uint32_t rm) |
d68a6f3a PM |
2013 | { |
2014 | uint64_t zm = float64_val(env->vfp.regs[rm]); | |
2015 | uint64_t zd = float64_val(env->vfp.regs[rd]); | |
2016 | uint64_t d0 = ELEM(zd, 0, 16) | (ELEM(zm, 0, 16) << 16) | |
2017 | | (ELEM(zd, 1, 16) << 32) | (ELEM(zm, 1, 16) << 48); | |
2018 | uint64_t m0 = ELEM(zd, 2, 16) | (ELEM(zm, 2, 16) << 16) | |
2019 | | (ELEM(zd, 3, 16) << 32) | (ELEM(zm, 3, 16) << 48); | |
2020 | env->vfp.regs[rm] = make_float64(m0); | |
2021 | env->vfp.regs[rd] = make_float64(d0); | |
2022 | } |