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gerrit.nordix.org / fdio / vpp / 5527a78ed96043d2c26e3271066c50b44dd7fc0b / . / src / vppinfra / vector_avx512.h
blob: eda65caed35b656219d20588ba987ac7d145f4e4 [file] [log] [blame]
Damjan Marionc5766222018-04-16 00:18:34 +0200[diff] [blame]1/*
2 * Copyright (c) 2015 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef included_vector_avx512_h
17#define included_vector_avx512_h
18
19#include <vppinfra/clib.h>
20#include <x86intrin.h>
21
Damjan Mariona52e1662018-05-19 00:04:23 +0200[diff] [blame]22/* *INDENT-OFF* */
Damjan Marionc5766222018-04-16 00:18:34 +0200[diff] [blame]23#define foreach_avx512_vec512i \
24 _(i,8,64,epi8) _(i,16,32,epi16) _(i,32,16,epi32) _(i,64,8,epi64)
25#define foreach_avx512_vec512u \
26 _(u,8,64,epi8) _(u,16,32,epi16) _(u,32,16,epi32) _(u,64,8,epi64)
27#define foreach_avx512_vec512f \
28 _(f,32,8,ps) _(f,64,4,pd)
29
Damjan Mariona52e1662018-05-19 00:04:23 +0200[diff] [blame]30/* splat, load_unaligned, store_unaligned, is_all_zero, is_equal,
Damjan Marion1cf9a162018-05-23 20:21:51 +0200[diff] [blame]31 is_all_equal, is_zero_mask */
Benoît Ganneb46334b2022-03-21 15:02:21 +0100[diff] [blame]32#define _(t, s, c, i) \
33 static_always_inline t##s##x##c t##s##x##c##_splat (t##s x) \
34 { \
35 return (t##s##x##c) _mm512_set1_##i (x); \
36 } \
37 \
38 static_always_inline t##s##x##c t##s##x##c##_load_aligned (void *p) \
39 { \
40 return (t##s##x##c) _mm512_load_si512 (p); \
41 } \
42 \
43 static_always_inline void t##s##x##c##_store_aligned (t##s##x##c v, \
44 void *p) \
45 { \
46 _mm512_store_si512 ((__m512i *) p, (__m512i) v); \
47 } \
48 \
49 static_always_inline t##s##x##c t##s##x##c##_load_unaligned (void *p) \
50 { \
51 return (t##s##x##c) _mm512_loadu_si512 (p); \
52 } \
53 \
54 static_always_inline void t##s##x##c##_store_unaligned (t##s##x##c v, \
55 void *p) \
56 { \
57 _mm512_storeu_si512 ((__m512i *) p, (__m512i) v); \
58 } \
59 \
60 static_always_inline int t##s##x##c##_is_all_zero (t##s##x##c v) \
61 { \
62 return (_mm512_test_epi64_mask ((__m512i) v, (__m512i) v) == 0); \
63 } \
64 \
65 static_always_inline int t##s##x##c##_is_equal (t##s##x##c a, t##s##x##c b) \
66 { \
67 return (_mm512_cmpneq_epi64_mask ((__m512i) a, (__m512i) b) == 0); \
68 } \
69 \
70 static_always_inline int t##s##x##c##_is_all_equal (t##s##x##c v, t##s x) \
71 { \
72 return t##s##x##c##_is_equal (v, t##s##x##c##_splat (x)); \
73 } \
74 \
75 static_always_inline u##c t##s##x##c##_is_zero_mask (t##s##x##c v) \
76 { \
77 return _mm512_test_##i##_mask ((__m512i) v, (__m512i) v); \
78 } \
79 \
80 static_always_inline t##s##x##c t##s##x##c##_interleave_lo (t##s##x##c a, \
81 t##s##x##c b) \
82 { \
83 return (t##s##x##c) _mm512_unpacklo_##i ((__m512i) a, (__m512i) b); \
84 } \
85 \
86 static_always_inline t##s##x##c t##s##x##c##_interleave_hi (t##s##x##c a, \
87 t##s##x##c b) \
88 { \
89 return (t##s##x##c) _mm512_unpackhi_##i ((__m512i) a, (__m512i) b); \
90 }
Damjan Marionc5766222018-04-16 00:18:34 +0200[diff] [blame]91
92foreach_avx512_vec512i foreach_avx512_vec512u
93#undef _
Damjan Marion8c3f8a22018-05-17 21:12:13 +0200[diff] [blame]94/* *INDENT-ON* */
95
96static_always_inline u32
97u16x32_msb_mask (u16x32 v)
98{
99 return (u32) _mm512_movepi16_mask ((__m512i) v);
100}
101
Leyi Rong06386192023-03-08 13:46:05 +0800[diff] [blame]102#define u64x8_i64gather(index, base, scale) \
103 (u64x8) _mm512_i64gather_epi64 ((__m512i) index, base, scale)
104
Damjan Marion7d14aad2021-05-05 19:31:41 +0200[diff] [blame]105/* 512-bit packs */
106#define _(f, t, fn) \
107 always_inline t t##_pack (f lo, f hi) \
108 { \
109 return (t) fn ((__m512i) lo, (__m512i) hi); \
110 }
111
112_ (i16x32, i8x64, _mm512_packs_epi16)
113_ (i16x32, u8x64, _mm512_packus_epi16)
114_ (i32x16, i16x32, _mm512_packs_epi32)
115_ (i32x16, u16x32, _mm512_packus_epi32)
116#undef _
117
Damjan Marion2e5921b2021-11-28 22:57:15 +0100[diff] [blame]118static_always_inline u64x8
119u64x8_byte_swap (u64x8 v)
120{
121 u8x64 swap = {
122 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8,
123 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8,
124 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8,
125 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8,
126 };
127 return (u64x8) _mm512_shuffle_epi8 ((__m512i) v, (__m512i) swap);
128}
129
Damjan Marionc899dac2019-04-16 18:41:01 +0200[diff] [blame]130static_always_inline u32x16
131u32x16_byte_swap (u32x16 v)
132{
133 u8x64 swap = {
134 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12,
135 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12,
136 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12,
137 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12
138 };
139 return (u32x16) _mm512_shuffle_epi8 ((__m512i) v, (__m512i) swap);
140}
141
142static_always_inline u16x32
143u16x32_byte_swap (u16x32 v)
144{
145 u8x64 swap = {
146 1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14,
147 1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14,
148 1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14,
149 1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14
150 };
151 return (u16x32) _mm512_shuffle_epi8 ((__m512i) v, (__m512i) swap);
152}
153
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]154#define _(f, t) \
155 static_always_inline t f##_extract_lo (f v) \
156 { \
157 return (t) _mm512_extracti64x4_epi64 ((__m512i) v, 0); \
158 } \
159 static_always_inline t f##_extract_hi (f v) \
160 { \
161 return (t) _mm512_extracti64x4_epi64 ((__m512i) v, 1); \
162 }
Damjan Marionc899dac2019-04-16 18:41:01 +0200[diff] [blame]163
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]164_ (u64x8, u64x4)
165_ (u32x16, u32x8)
166_ (u16x32, u16x16)
167_ (u8x64, u8x32)
168#undef _
Damjan Marion627fb6a2020-02-16 13:07:13 +0100[diff] [blame]169
Damjan Marionc899dac2019-04-16 18:41:01 +0200[diff] [blame]170static_always_inline u32
171u32x16_min_scalar (u32x16 v)
172{
173 return u32x8_min_scalar (u32x8_min (u32x16_extract_lo (v),
174 u32x16_extract_hi (v)));
175}
176
Damjan Marion2cd8ad42019-04-17 16:05:54 +0200[diff] [blame]177static_always_inline u32x16
178u32x16_insert_lo (u32x16 r, u32x8 v)
179{
180 return (u32x16) _mm512_inserti64x4 ((__m512i) r, (__m256i) v, 0);
181}
182
183static_always_inline u32x16
184u32x16_insert_hi (u32x16 r, u32x8 v)
185{
186 return (u32x16) _mm512_inserti64x4 ((__m512i) r, (__m256i) v, 1);
187}
188
189static_always_inline u64x8
190u64x8_permute (u64x8 a, u64x8 b, u64x8 mask)
191{
192 return (u64x8) _mm512_permutex2var_epi64 ((__m512i) a, (__m512i) mask,
193 (__m512i) b);
194}
195
Damjan Marionc899dac2019-04-16 18:41:01 +0200[diff] [blame]196
197#define u32x16_ternary_logic(a, b, c, d) \
198 (u32x16) _mm512_ternarylogic_epi32 ((__m512i) a, (__m512i) b, (__m512i) c, d)
Damjan Marion4e083162019-04-12 17:44:35 +0200[diff] [blame]199
Damjan Marione84e9d72020-02-13 13:11:02 +0100[diff] [blame]200#define u8x64_insert_u8x16(a, b, n) \
201 (u8x64) _mm512_inserti64x2 ((__m512i) (a), (__m128i) (b), n)
202
203#define u8x64_extract_u8x16(a, n) \
204 (u8x16) _mm512_extracti64x2_epi64 ((__m512i) (a), n)
205
Damjan Marion627fb6a2020-02-16 13:07:13 +0100[diff] [blame]206#define u8x64_word_shift_left(a,n) (u8x64) _mm512_bslli_epi128((__m512i) a, n)
207#define u8x64_word_shift_right(a,n) (u8x64) _mm512_bsrli_epi128((__m512i) a, n)
208
Damjan Marionf75defa2020-02-13 18:14:06 +0100[diff] [blame]209static_always_inline u8x64
210u8x64_xor3 (u8x64 a, u8x64 b, u8x64 c)
211{
212 return (u8x64) _mm512_ternarylogic_epi32 ((__m512i) a, (__m512i) b,
213 (__m512i) c, 0x96);
214}
215
Damjan Marion2e5921b2021-11-28 22:57:15 +0100[diff] [blame]216static_always_inline u64x8
217u64x8_xor3 (u64x8 a, u64x8 b, u64x8 c)
218{
219 return (u64x8) _mm512_ternarylogic_epi32 ((__m512i) a, (__m512i) b,
220 (__m512i) c, 0x96);
221}
222
Damjan Marion47d8f5d2020-02-25 11:51:48 +0100[diff] [blame]223static_always_inline u8x64
224u8x64_reflect_u8x16 (u8x64 x)
225{
226 static const u8x64 mask = {
227 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
228 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
229 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
230 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,
231 };
232 return (u8x64) _mm512_shuffle_epi8 ((__m512i) x, (__m512i) mask);
233}
234
Damjan Marion94dbf952020-07-15 20:18:39 +0200[diff] [blame]235#define u8x64_align_right(a, b, imm) \
236 (u8x64) _mm512_alignr_epi8 ((__m512i) a, (__m512i) b, imm)
237
Damjan Marion4dc098f2021-09-22 15:28:29 +0200[diff] [blame]238#define u64x8_align_right(a, b, imm) \
239 (u64x8) _mm512_alignr_epi64 ((__m512i) a, (__m512i) b, imm)
240
Damjan Marion94dbf952020-07-15 20:18:39 +0200[diff] [blame]241static_always_inline u32
242u32x16_sum_elts (u32x16 sum16)
243{
244 u32x8 sum8;
245 sum16 += (u32x16) u8x64_align_right (sum16, sum16, 8);
246 sum16 += (u32x16) u8x64_align_right (sum16, sum16, 4);
247 sum8 = u32x16_extract_hi (sum16) + u32x16_extract_lo (sum16);
248 return sum8[0] + sum8[4];
249}
250
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]251#define _(t, m, p, i, e) \
252 static_always_inline t t##_mask_load (t a, void *p, m mask) \
253 { \
254 return (t) p##_mask_loadu_##e ((i) a, mask, p); \
255 } \
256 static_always_inline t t##_mask_load_zero (void *p, m mask) \
257 { \
258 return (t) p##_maskz_loadu_##e (mask, p); \
259 } \
260 static_always_inline void t##_mask_store (t a, void *p, m mask) \
261 { \
262 p##_mask_storeu_##e (p, mask, (i) a); \
263 }
Damjan Marion47d8f5d2020-02-25 11:51:48 +0100[diff] [blame]264
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]265_ (u8x64, u64, _mm512, __m512i, epi8)
266_ (u8x32, u32, _mm256, __m256i, epi8)
267_ (u8x16, u16, _mm, __m128i, epi8)
268_ (u16x32, u32, _mm512, __m512i, epi16)
269_ (u16x16, u16, _mm256, __m256i, epi16)
270_ (u16x8, u8, _mm, __m128i, epi16)
271_ (u32x16, u16, _mm512, __m512i, epi32)
272_ (u32x8, u8, _mm256, __m256i, epi32)
273_ (u32x4, u8, _mm, __m128i, epi32)
274_ (u64x8, u8, _mm512, __m512i, epi64)
275_ (u64x4, u8, _mm256, __m256i, epi64)
276_ (u64x2, u8, _mm, __m128i, epi64)
277#undef _
278
Damjan Marion9ab2e5d2021-12-02 11:39:07 +0100[diff] [blame]279#define _(t, m, p, i, e) \
280 static_always_inline t t##_mask_and (t a, t b, m mask) \
281 { \
282 return (t) p##_mask_and_##e ((i) a, mask, (i) a, (i) b); \
283 } \
284 static_always_inline t t##_mask_andnot (t a, t b, m mask) \
285 { \
286 return (t) p##_mask_andnot_##e ((i) a, mask, (i) a, (i) b); \
287 } \
288 static_always_inline t t##_mask_xor (t a, t b, m mask) \
289 { \
290 return (t) p##_mask_xor_##e ((i) a, mask, (i) a, (i) b); \
291 } \
292 static_always_inline t t##_mask_or (t a, t b, m mask) \
293 { \
294 return (t) p##_mask_or_##e ((i) a, mask, (i) a, (i) b); \
295 }
296_ (u32x16, u16, _mm512, __m512i, epi32)
297_ (u32x8, u8, _mm256, __m256i, epi32)
298_ (u32x4, u8, _mm, __m128i, epi32)
299_ (u64x8, u8, _mm512, __m512i, epi64)
300_ (u64x4, u8, _mm256, __m256i, epi64)
301_ (u64x2, u8, _mm, __m128i, epi64)
302#undef _
303
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]304#ifdef CLIB_HAVE_VEC512
305#define CLIB_HAVE_VEC512_MASK_LOAD_STORE
Damjan Marion9ab2e5d2021-12-02 11:39:07 +0100[diff] [blame]306#define CLIB_HAVE_VEC512_MASK_BITWISE_OPS
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]307#endif
308#ifdef CLIB_HAVE_VEC256
309#define CLIB_HAVE_VEC256_MASK_LOAD_STORE
Damjan Marion9ab2e5d2021-12-02 11:39:07 +0100[diff] [blame]310#define CLIB_HAVE_VEC256_MASK_BITWISE_OPS
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]311#endif
312#ifdef CLIB_HAVE_VEC128
313#define CLIB_HAVE_VEC128_MASK_LOAD_STORE
Damjan Marion9ab2e5d2021-12-02 11:39:07 +0100[diff] [blame]314#define CLIB_HAVE_VEC128_MASK_BITWISE_OPS
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]315#endif
Damjan Marion47d8f5d2020-02-25 11:51:48 +0100[diff] [blame]316
317static_always_inline u8x64
318u8x64_splat_u8x16 (u8x16 a)
319{
320 return (u8x64) _mm512_broadcast_i64x2 ((__m128i) a);
321}
322
323static_always_inline u32x16
324u32x16_splat_u32x4 (u32x4 a)
325{
326 return (u32x16) _mm512_broadcast_i64x2 ((__m128i) a);
327}
328
329static_always_inline u32x16
330u32x16_mask_blend (u32x16 a, u32x16 b, u16 mask)
331{
332 return (u32x16) _mm512_mask_blend_epi32 (mask, (__m512i) a, (__m512i) b);
333}
334
335static_always_inline u8x64
336u8x64_mask_blend (u8x64 a, u8x64 b, u64 mask)
337{
338 return (u8x64) _mm512_mask_blend_epi8 (mask, (__m512i) a, (__m512i) b);
339}
340
Damjan Marion2e5921b2021-11-28 22:57:15 +0100[diff] [blame]341static_always_inline u8x64
Damjan Marion88019c42021-12-15 10:17:04 +0000[diff] [blame]342u8x64_permute (u8x64 idx, u8x64 a)
Damjan Marion2e5921b2021-11-28 22:57:15 +0100[diff] [blame]343{
Damjan Marion88019c42021-12-15 10:17:04 +0000[diff] [blame]344 return (u8x64) _mm512_permutexvar_epi8 ((__m512i) idx, (__m512i) a);
345}
346
347static_always_inline u8x64
348u8x64_permute2 (u8x64 idx, u8x64 a, u8x64 b)
349{
350 return (u8x64) _mm512_permutex2var_epi8 ((__m512i) a, (__m512i) idx,
351 (__m512i) b);
Damjan Marion2e5921b2021-11-28 22:57:15 +0100[diff] [blame]352}
353
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]354#define _(t, m, e, p, it) \
355 static_always_inline m t##_is_equal_mask (t a, t b) \
356 { \
357 return p##_cmpeq_##e##_mask ((it) a, (it) b); \
358 }
359_ (u8x16, u16, epu8, _mm, __m128i)
360_ (u16x8, u8, epu16, _mm, __m128i)
361_ (u32x4, u8, epu32, _mm, __m128i)
362_ (u64x2, u8, epu64, _mm, __m128i)
363
364_ (u8x32, u32, epu8, _mm256, __m256i)
365_ (u16x16, u16, epu16, _mm256, __m256i)
366_ (u32x8, u8, epu32, _mm256, __m256i)
367_ (u64x4, u8, epu64, _mm256, __m256i)
368
369_ (u8x64, u64, epu8, _mm512, __m512i)
370_ (u16x32, u32, epu16, _mm512, __m512i)
371_ (u32x16, u16, epu32, _mm512, __m512i)
372_ (u64x8, u8, epu64, _mm512, __m512i)
373#undef _
374
Damjan Marion7459be12021-11-05 20:44:09 +0100[diff] [blame]375#define _(t, m, e, p, it) \
376 static_always_inline m t##_is_not_equal_mask (t a, t b) \
377 { \
378 return p##_cmpneq_##e##_mask ((it) a, (it) b); \
379 }
380_ (u8x16, u16, epu8, _mm, __m128i)
381_ (u16x8, u8, epu16, _mm, __m128i)
382_ (u32x4, u8, epu32, _mm, __m128i)
383_ (u64x2, u8, epu64, _mm, __m128i)
384
385_ (u8x32, u32, epu8, _mm256, __m256i)
386_ (u16x16, u16, epu16, _mm256, __m256i)
387_ (u32x8, u8, epu32, _mm256, __m256i)
388_ (u64x4, u8, epu64, _mm256, __m256i)
389
390_ (u8x64, u64, epu8, _mm512, __m512i)
391_ (u16x32, u32, epu16, _mm512, __m512i)
392_ (u32x16, u16, epu32, _mm512, __m512i)
393_ (u64x8, u8, epu64, _mm512, __m512i)
394#undef _
395
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]396#define _(f, t, fn, it) \
397 static_always_inline t t##_from_##f (f x) { return (t) fn ((it) x); }
398_ (u16x16, u32x16, _mm512_cvtepi16_epi32, __m256i)
399_ (u32x16, u16x16, _mm512_cvtusepi32_epi16, __m512i)
400_ (u32x8, u16x8, _mm256_cvtusepi32_epi16, __m256i)
Damjan Marion54208852021-04-21 15:25:47 +0200[diff] [blame]401_ (u32x8, u64x8, _mm512_cvtepu32_epi64, __m256i)
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]402#undef _
403
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]404#define _(vt, mt, p, it, epi) \
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]405 static_always_inline vt vt##_compress (vt a, mt mask) \
406 { \
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]407 return (vt) p##_maskz_compress_##epi (mask, (it) a); \
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]408 } \
409 static_always_inline vt vt##_expand (vt a, mt mask) \
410 { \
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]411 return (vt) p##_maskz_expand_##epi (mask, (it) a); \
412 } \
413 static_always_inline void vt##_compress_store (vt v, mt mask, void *p) \
414 { \
415 p##_mask_compressstoreu_##epi (p, mask, (it) v); \
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]416 }
417
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]418_ (u64x8, u8, _mm512, __m512i, epi64)
419_ (u32x16, u16, _mm512, __m512i, epi32)
420_ (u64x4, u8, _mm256, __m256i, epi64)
421_ (u32x8, u8, _mm256, __m256i, epi32)
422_ (u64x2, u8, _mm, __m128i, epi64)
423_ (u32x4, u8, _mm, __m128i, epi32)
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]424#ifdef __AVX512VBMI2__
Damjan Marione9848312021-04-25 10:51:51 +0200[diff] [blame]425_ (u16x32, u32, _mm512, __m512i, epi16)
426_ (u8x64, u64, _mm512, __m512i, epi8)
427_ (u16x16, u16, _mm256, __m256i, epi16)
428_ (u8x32, u32, _mm256, __m256i, epi8)
429_ (u16x8, u8, _mm, __m128i, epi16)
430_ (u8x16, u16, _mm, __m128i, epi8)
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]431#endif
432#undef _
433
Damjan Marionef0bac72021-04-22 18:08:28 +0200[diff] [blame]434#ifdef CLIB_HAVE_VEC256
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]435#define CLIB_HAVE_VEC256_COMPRESS
Mohsin Kazmi7da9b5b2021-08-27 18:57:16 +0200[diff] [blame]436#ifdef __AVX512VBMI2__
437#define CLIB_HAVE_VEC256_COMPRESS_U8_U16
438#endif
439
Damjan Marionef0bac72021-04-22 18:08:28 +0200[diff] [blame]440#endif
441#ifdef CLIB_HAVE_VEC512
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]442#define CLIB_HAVE_VEC512_COMPRESS
Mohsin Kazmi7da9b5b2021-08-27 18:57:16 +0200[diff] [blame]443#ifdef __AVX512VBMI2__
444#define CLIB_HAVE_VEC512_COMPRESS_U8_U16
445#endif
446
Damjan Marionef0bac72021-04-22 18:08:28 +0200[diff] [blame]447#endif
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]448
449#ifndef __AVX512VBMI2__
450static_always_inline u16x16
451u16x16_compress (u16x16 v, u16 mask)
Zhiyong Yang5e524172020-07-08 20:28:36 +0000[diff] [blame]452{
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]453 return u16x16_from_u32x16 (u32x16_compress (u32x16_from_u16x16 (v), mask));
Zhiyong Yang5e524172020-07-08 20:28:36 +0000[diff] [blame]454}
455
Damjan Marion09aeee62021-04-20 21:28:45 +0200[diff] [blame]456static_always_inline u16x8
457u16x8_compress (u16x8 v, u8 mask)
458{
459 return u16x8_from_u32x8 (u32x8_compress (u32x8_from_u16x8 (v), mask));
460}
461#endif
462
Damjan Marion88019c42021-12-15 10:17:04 +0000[diff] [blame]463static_always_inline u64
464u64x8_hxor (u64x8 v)
465{
466 v ^= u64x8_align_right (v, v, 4);
467 v ^= u64x8_align_right (v, v, 2);
468 return v[0] ^ v[1];
469}
470
Damjan Marion4e083162019-04-12 17:44:35 +0200[diff] [blame]471static_always_inline void
472u32x16_transpose (u32x16 m[16])
473{
474 __m512i r[16], a, b, c, d, x, y;
475
476 /* *INDENT-OFF* */
477 __m512i pm1 = (__m512i) (u64x8) { 0, 1, 8, 9, 4, 5, 12, 13};
478 __m512i pm2 = (__m512i) (u64x8) { 2, 3, 10, 11, 6, 7, 14, 15};
479 __m512i pm3 = (__m512i) (u64x8) { 0, 1, 2, 3, 8, 9, 10, 11};
480 __m512i pm4 = (__m512i) (u64x8) { 4, 5, 6, 7, 12, 13, 14, 15};
481 /* *INDENT-ON* */
482
483 r[0] = _mm512_unpacklo_epi32 ((__m512i) m[0], (__m512i) m[1]);
484 r[1] = _mm512_unpacklo_epi32 ((__m512i) m[2], (__m512i) m[3]);
485 r[2] = _mm512_unpacklo_epi32 ((__m512i) m[4], (__m512i) m[5]);
486 r[3] = _mm512_unpacklo_epi32 ((__m512i) m[6], (__m512i) m[7]);
487 r[4] = _mm512_unpacklo_epi32 ((__m512i) m[8], (__m512i) m[9]);
488 r[5] = _mm512_unpacklo_epi32 ((__m512i) m[10], (__m512i) m[11]);
489 r[6] = _mm512_unpacklo_epi32 ((__m512i) m[12], (__m512i) m[13]);
490 r[7] = _mm512_unpacklo_epi32 ((__m512i) m[14], (__m512i) m[15]);
491
492 r[8] = _mm512_unpackhi_epi32 ((__m512i) m[0], (__m512i) m[1]);
493 r[9] = _mm512_unpackhi_epi32 ((__m512i) m[2], (__m512i) m[3]);
494 r[10] = _mm512_unpackhi_epi32 ((__m512i) m[4], (__m512i) m[5]);
495 r[11] = _mm512_unpackhi_epi32 ((__m512i) m[6], (__m512i) m[7]);
496 r[12] = _mm512_unpackhi_epi32 ((__m512i) m[8], (__m512i) m[9]);
497 r[13] = _mm512_unpackhi_epi32 ((__m512i) m[10], (__m512i) m[11]);
498 r[14] = _mm512_unpackhi_epi32 ((__m512i) m[12], (__m512i) m[13]);
499 r[15] = _mm512_unpackhi_epi32 ((__m512i) m[14], (__m512i) m[15]);
500
501 a = _mm512_unpacklo_epi64 (r[0], r[1]);
502 b = _mm512_unpacklo_epi64 (r[2], r[3]);
503 c = _mm512_unpacklo_epi64 (r[4], r[5]);
504 d = _mm512_unpacklo_epi64 (r[6], r[7]);
505 x = _mm512_permutex2var_epi64 (a, pm1, b);
506 y = _mm512_permutex2var_epi64 (c, pm1, d);
507 m[0] = (u32x16) _mm512_permutex2var_epi64 (x, pm3, y);
508 m[8] = (u32x16) _mm512_permutex2var_epi64 (x, pm4, y);
509 x = _mm512_permutex2var_epi64 (a, pm2, b);
510 y = _mm512_permutex2var_epi64 (c, pm2, d);
511 m[4] = (u32x16) _mm512_permutex2var_epi64 (x, pm3, y);
512 m[12] = (u32x16) _mm512_permutex2var_epi64 (x, pm4, y);
513
514 a = _mm512_unpacklo_epi64 (r[8], r[9]);
515 b = _mm512_unpacklo_epi64 (r[10], r[11]);
516 c = _mm512_unpacklo_epi64 (r[12], r[13]);
517 d = _mm512_unpacklo_epi64 (r[14], r[15]);
518 x = _mm512_permutex2var_epi64 (a, pm1, b);
519 y = _mm512_permutex2var_epi64 (c, pm1, d);
520 m[2] = (u32x16) _mm512_permutex2var_epi64 (x, pm3, y);
521 m[10] = (u32x16) _mm512_permutex2var_epi64 (x, pm4, y);
522 x = _mm512_permutex2var_epi64 (a, pm2, b);
523 y = _mm512_permutex2var_epi64 (c, pm2, d);
524 m[6] = (u32x16) _mm512_permutex2var_epi64 (x, pm3, y);
525 m[14] = (u32x16) _mm512_permutex2var_epi64 (x, pm4, y);
526
527 a = _mm512_unpackhi_epi64 (r[0], r[1]);
528 b = _mm512_unpackhi_epi64 (r[2], r[3]);
529 c = _mm512_unpackhi_epi64 (r[4], r[5]);
530 d = _mm512_unpackhi_epi64 (r[6], r[7]);
531 x = _mm512_permutex2var_epi64 (a, pm1, b);
532 y = _mm512_permutex2var_epi64 (c, pm1, d);
533 m[1] = (u32x16) _mm512_permutex2var_epi64 (x, pm3, y);
534 m[9] = (u32x16) _mm512_permutex2var_epi64 (x, pm4, y);
535 x = _mm512_permutex2var_epi64 (a, pm2, b);
536 y = _mm512_permutex2var_epi64 (c, pm2, d);
537 m[5] = (u32x16) _mm512_permutex2var_epi64 (x, pm3, y);
538 m[13] = (u32x16) _mm512_permutex2var_epi64 (x, pm4, y);
539
540 a = _mm512_unpackhi_epi64 (r[8], r[9]);
541 b = _mm512_unpackhi_epi64 (r[10], r[11]);
542 c = _mm512_unpackhi_epi64 (r[12], r[13]);
543 d = _mm512_unpackhi_epi64 (r[14], r[15]);
544 x = _mm512_permutex2var_epi64 (a, pm1, b);
545 y = _mm512_permutex2var_epi64 (c, pm1, d);
546 m[3] = (u32x16) _mm512_permutex2var_epi64 (x, pm3, y);
547 m[11] = (u32x16) _mm512_permutex2var_epi64 (x, pm4, y);
548 x = _mm512_permutex2var_epi64 (a, pm2, b);
549 y = _mm512_permutex2var_epi64 (c, pm2, d);
550 m[7] = (u32x16) _mm512_permutex2var_epi64 (x, pm3, y);
551 m[15] = (u32x16) _mm512_permutex2var_epi64 (x, pm4, y);
552}
553
554
555
556static_always_inline void
557u64x8_transpose (u64x8 m[8])
558{
559 __m512i r[8], x, y;
560
561 /* *INDENT-OFF* */
562 __m512i pm1 = (__m512i) (u64x8) { 0, 1, 8, 9, 4, 5, 12, 13};
563 __m512i pm2 = (__m512i) (u64x8) { 2, 3, 10, 11, 6, 7, 14, 15};
564 __m512i pm3 = (__m512i) (u64x8) { 0, 1, 2, 3, 8, 9, 10, 11};
565 __m512i pm4 = (__m512i) (u64x8) { 4, 5, 6, 7, 12, 13, 14, 15};
566 /* *INDENT-ON* */
567
568 r[0] = _mm512_unpacklo_epi64 ((__m512i) m[0], (__m512i) m[1]);
569 r[1] = _mm512_unpacklo_epi64 ((__m512i) m[2], (__m512i) m[3]);
570 r[2] = _mm512_unpacklo_epi64 ((__m512i) m[4], (__m512i) m[5]);
571 r[3] = _mm512_unpacklo_epi64 ((__m512i) m[6], (__m512i) m[7]);
572 r[4] = _mm512_unpackhi_epi64 ((__m512i) m[0], (__m512i) m[1]);
573 r[5] = _mm512_unpackhi_epi64 ((__m512i) m[2], (__m512i) m[3]);
574 r[6] = _mm512_unpackhi_epi64 ((__m512i) m[4], (__m512i) m[5]);
575 r[7] = _mm512_unpackhi_epi64 ((__m512i) m[6], (__m512i) m[7]);
576
577 x = _mm512_permutex2var_epi64 (r[0], pm1, r[1]);
578 y = _mm512_permutex2var_epi64 (r[2], pm1, r[3]);
579 m[0] = (u64x8) _mm512_permutex2var_epi64 (x, pm3, y);
580 m[4] = (u64x8) _mm512_permutex2var_epi64 (x, pm4, y);
581 x = _mm512_permutex2var_epi64 (r[0], pm2, r[1]);
582 y = _mm512_permutex2var_epi64 (r[2], pm2, r[3]);
583 m[2] = (u64x8) _mm512_permutex2var_epi64 (x, pm3, y);
584 m[6] = (u64x8) _mm512_permutex2var_epi64 (x, pm4, y);
585
586 x = _mm512_permutex2var_epi64 (r[4], pm1, r[5]);
587 y = _mm512_permutex2var_epi64 (r[6], pm1, r[7]);
588 m[1] = (u64x8) _mm512_permutex2var_epi64 (x, pm3, y);
589 m[5] = (u64x8) _mm512_permutex2var_epi64 (x, pm4, y);
590 x = _mm512_permutex2var_epi64 (r[4], pm2, r[5]);
591 y = _mm512_permutex2var_epi64 (r[6], pm2, r[7]);
592 m[3] = (u64x8) _mm512_permutex2var_epi64 (x, pm3, y);
593 m[7] = (u64x8) _mm512_permutex2var_epi64 (x, pm4, y);
594}
595
Damjan Marion8c3f8a22018-05-17 21:12:13 +0200[diff] [blame]596#endif /* included_vector_avx512_h */
Damjan Marionc5766222018-04-16 00:18:34 +0200[diff] [blame]597/*
598 * fd.io coding-style-patch-verification: ON
599 *
600 * Local Variables:
601 * eval: (c-set-style "gnu")
602 * End:
603 */