Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2018 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_avx2_h |
| 17 | #define included_vector_avx2_h |
| 18 | |
| 19 | #include <vppinfra/clib.h> |
| 20 | #include <x86intrin.h> |
| 21 | |
Damjan Marion | a52e166 | 2018-05-19 00:04:23 +0200 | [diff] [blame] | 22 | /* *INDENT-OFF* */ |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 23 | #define foreach_avx2_vec256i \ |
Damjan Marion | 4fce7f7 | 2018-07-16 14:18:23 +0200 | [diff] [blame] | 24 | _(i,8,32,epi8) _(i,16,16,epi16) _(i,32,8,epi32) _(i,64,4,epi64) |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 25 | #define foreach_avx2_vec256u \ |
Damjan Marion | 4fce7f7 | 2018-07-16 14:18:23 +0200 | [diff] [blame] | 26 | _(u,8,32,epi8) _(u,16,16,epi16) _(u,32,8,epi32) _(u,64,4,epi64) |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 27 | #define foreach_avx2_vec256f \ |
| 28 | _(f,32,8,ps) _(f,64,4,pd) |
| 29 | |
Damjan Marion | 4fce7f7 | 2018-07-16 14:18:23 +0200 | [diff] [blame] | 30 | #define _mm256_set1_epi64 _mm256_set1_epi64x |
| 31 | |
Damjan Marion | a52e166 | 2018-05-19 00:04:23 +0200 | [diff] [blame] | 32 | /* splat, load_unaligned, store_unaligned, is_all_zero, is_equal, |
| 33 | is_all_equal */ |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 34 | #define _(t, s, c, i) \ |
| 35 | static_always_inline t##s##x##c \ |
| 36 | t##s##x##c##_splat (t##s x) \ |
| 37 | { return (t##s##x##c) _mm256_set1_##i (x); } \ |
| 38 | \ |
| 39 | static_always_inline t##s##x##c \ |
| 40 | t##s##x##c##_load_unaligned (void *p) \ |
| 41 | { return (t##s##x##c) _mm256_loadu_si256 (p); } \ |
| 42 | \ |
| 43 | static_always_inline void \ |
| 44 | t##s##x##c##_store_unaligned (t##s##x##c v, void *p) \ |
| 45 | { _mm256_storeu_si256 ((__m256i *) p, (__m256i) v); } \ |
| 46 | \ |
| 47 | static_always_inline int \ |
| 48 | t##s##x##c##_is_all_zero (t##s##x##c x) \ |
| 49 | { return _mm256_testz_si256 ((__m256i) x, (__m256i) x); } \ |
| 50 | \ |
| 51 | static_always_inline int \ |
Damjan Marion | 1486477 | 2018-05-22 14:07:47 +0200 | [diff] [blame] | 52 | t##s##x##c##_is_equal (t##s##x##c a, t##s##x##c b) \ |
| 53 | { return t##s##x##c##_is_all_zero (a ^ b); } \ |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 54 | \ |
Damjan Marion | a52e166 | 2018-05-19 00:04:23 +0200 | [diff] [blame] | 55 | static_always_inline int \ |
| 56 | t##s##x##c##_is_all_equal (t##s##x##c v, t##s x) \ |
Damjan Marion | 4fce7f7 | 2018-07-16 14:18:23 +0200 | [diff] [blame] | 57 | { return t##s##x##c##_is_equal (v, t##s##x##c##_splat (x)); } \ |
| 58 | \ |
| 59 | static_always_inline t##s##x##c \ |
| 60 | t##s##x##c##_interleave_lo (t##s##x##c a, t##s##x##c b) \ |
| 61 | { return (t##s##x##c) _mm256_unpacklo_##i ((__m256i) a, (__m256i) b); } \ |
| 62 | \ |
| 63 | static_always_inline t##s##x##c \ |
| 64 | t##s##x##c##_interleave_hi (t##s##x##c a, t##s##x##c b) \ |
| 65 | { return (t##s##x##c) _mm256_unpackhi_##i ((__m256i) a, (__m256i) b); } \ |
| 66 | |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 67 | |
| 68 | foreach_avx2_vec256i foreach_avx2_vec256u |
| 69 | #undef _ |
Damjan Marion | a52e166 | 2018-05-19 00:04:23 +0200 | [diff] [blame] | 70 | /* *INDENT-ON* */ |
| 71 | |
| 72 | always_inline u32x8 |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 73 | u32x8_permute (u32x8 v, u32x8 idx) |
| 74 | { |
| 75 | return (u32x8) _mm256_permutevar8x32_epi32 ((__m256i) v, (__m256i) idx); |
| 76 | } |
| 77 | |
Damjan Marion | 1cf9a16 | 2018-05-23 20:21:51 +0200 | [diff] [blame] | 78 | /* _extract_lo, _extract_hi */ |
| 79 | /* *INDENT-OFF* */ |
| 80 | #define _(t1,t2) \ |
| 81 | always_inline t1 \ |
| 82 | t2##_extract_lo (t2 v) \ |
| 83 | { return (t1) _mm256_extracti128_si256 ((__m256i) v, 0); } \ |
| 84 | \ |
| 85 | always_inline t1 \ |
| 86 | t2##_extract_hi (t2 v) \ |
| 87 | { return (t1) _mm256_extracti128_si256 ((__m256i) v, 1); } \ |
| 88 | \ |
| 89 | always_inline t2 \ |
| 90 | t2##_insert_lo (t2 v1, t1 v2) \ |
| 91 | { return (t2) _mm256_inserti128_si256 ((__m256i) v1, (__m128i) v2, 0); }\ |
| 92 | \ |
| 93 | always_inline t2 \ |
| 94 | t2##_insert_hi (t2 v1, t1 v2) \ |
| 95 | { return (t2) _mm256_inserti128_si256 ((__m256i) v1, (__m128i) v2, 1); }\ |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 96 | |
Damjan Marion | 1cf9a16 | 2018-05-23 20:21:51 +0200 | [diff] [blame] | 97 | _(u8x16, u8x32) |
| 98 | _(u16x8, u16x16) |
| 99 | _(u32x4, u32x8) |
| 100 | _(u64x2, u64x4) |
| 101 | #undef _ |
| 102 | /* *INDENT-ON* */ |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 103 | |
Damjan Marion | ee7f0bd | 2018-05-05 12:30:28 +0200 | [diff] [blame] | 104 | |
Damjan Marion | 1cf9a16 | 2018-05-23 20:21:51 +0200 | [diff] [blame] | 105 | |
Damjan Marion | ee7f0bd | 2018-05-05 12:30:28 +0200 | [diff] [blame] | 106 | |
Damjan Marion | 8c3f8a2 | 2018-05-17 21:12:13 +0200 | [diff] [blame] | 107 | static_always_inline u32 |
| 108 | u8x32_msb_mask (u8x32 v) |
| 109 | { |
| 110 | return _mm256_movemask_epi8 ((__m256i) v); |
| 111 | } |
| 112 | |
Damjan Marion | afe56de | 2018-05-17 12:44:00 +0200 | [diff] [blame] | 113 | /* _extend_to_ */ |
| 114 | /* *INDENT-OFF* */ |
| 115 | #define _(f,t,i) \ |
| 116 | static_always_inline t \ |
| 117 | f##_extend_to_##t (f x) \ |
| 118 | { return (t) _mm256_cvt##i ((__m128i) x); } |
| 119 | |
| 120 | _(u16x8, u32x8, epu16_epi32) |
| 121 | _(u16x8, u64x4, epu16_epi64) |
| 122 | _(u32x4, u64x4, epu32_epi64) |
| 123 | _(u8x16, u16x16, epu8_epi64) |
| 124 | _(u8x16, u32x8, epu8_epi32) |
| 125 | _(u8x16, u64x4, epu8_epi64) |
| 126 | _(i16x8, i32x8, epi16_epi32) |
| 127 | _(i16x8, i64x4, epi16_epi64) |
| 128 | _(i32x4, i64x4, epi32_epi64) |
| 129 | _(i8x16, i16x16, epi8_epi64) |
| 130 | _(i8x16, i32x8, epi8_epi32) |
| 131 | _(i8x16, i64x4, epi8_epi64) |
| 132 | #undef _ |
| 133 | /* *INDENT-ON* */ |
| 134 | |
Damjan Marion | dd648aa | 2020-03-12 11:56:00 +0100 | [diff] [blame] | 135 | static_always_inline u64x4 |
| 136 | u64x4_byte_swap (u64x4 v) |
| 137 | { |
| 138 | u8x32 swap = { |
| 139 | 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8, |
| 140 | 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8, |
| 141 | }; |
| 142 | return (u64x4) _mm256_shuffle_epi8 ((__m256i) v, (__m256i) swap); |
| 143 | } |
| 144 | |
Damjan Marion | c899dac | 2019-04-16 18:41:01 +0200 | [diff] [blame] | 145 | static_always_inline u32x8 |
| 146 | u32x8_byte_swap (u32x8 v) |
| 147 | { |
| 148 | u8x32 swap = { |
| 149 | 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12, |
| 150 | 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12 |
| 151 | }; |
| 152 | return (u32x8) _mm256_shuffle_epi8 ((__m256i) v, (__m256i) swap); |
| 153 | } |
| 154 | |
Damjan Marion | bf129f4 | 2018-06-27 13:03:26 +0200 | [diff] [blame] | 155 | static_always_inline u16x16 |
| 156 | u16x16_byte_swap (u16x16 v) |
| 157 | { |
| 158 | u8x32 swap = { |
| 159 | 1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14, |
| 160 | 1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14 |
| 161 | }; |
| 162 | return (u16x16) _mm256_shuffle_epi8 ((__m256i) v, (__m256i) swap); |
| 163 | } |
| 164 | |
Damjan Marion | 94dbf95 | 2020-07-15 20:18:39 +0200 | [diff] [blame^] | 165 | static_always_inline u8x32 |
| 166 | u8x32_shuffle (u8x32 v, u8x32 m) |
| 167 | { |
| 168 | return (u8x32) _mm256_shuffle_epi8 ((__m256i) v, (__m256i) m); |
| 169 | } |
| 170 | |
| 171 | #define u8x32_align_right(a, b, imm) \ |
| 172 | (u8x32) _mm256_alignr_epi8 ((__m256i) a, (__m256i) b, imm) |
| 173 | |
| 174 | static_always_inline u32 |
| 175 | u32x8_sum_elts (u32x8 sum8) |
| 176 | { |
| 177 | sum8 += (u32x8) u8x32_align_right (sum8, sum8, 8); |
| 178 | sum8 += (u32x8) u8x32_align_right (sum8, sum8, 4); |
| 179 | return sum8[0] + sum8[4]; |
| 180 | } |
| 181 | |
Damjan Marion | bf129f4 | 2018-06-27 13:03:26 +0200 | [diff] [blame] | 182 | static_always_inline u32x8 |
| 183 | u32x8_hadd (u32x8 v1, u32x8 v2) |
| 184 | { |
| 185 | return (u32x8) _mm256_hadd_epi32 ((__m256i) v1, (__m256i) v2); |
| 186 | } |
| 187 | |
Damjan Marion | 08bca80 | 2018-06-18 22:21:40 +0200 | [diff] [blame] | 188 | static_always_inline u16x16 |
| 189 | u16x16_mask_last (u16x16 v, u8 n_last) |
| 190 | { |
| 191 | const u16x16 masks[17] = { |
| 192 | {0}, |
| 193 | {-1}, |
| 194 | {-1, -1}, |
| 195 | {-1, -1, -1}, |
| 196 | {-1, -1, -1, -1}, |
| 197 | {-1, -1, -1, -1, -1}, |
| 198 | {-1, -1, -1, -1, -1, -1}, |
| 199 | {-1, -1, -1, -1, -1, -1, -1}, |
| 200 | {-1, -1, -1, -1, -1, -1, -1, -1}, |
| 201 | {-1, -1, -1, -1, -1, -1, -1, -1, -1}, |
| 202 | {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, |
| 203 | {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, |
| 204 | {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, |
| 205 | {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, |
| 206 | {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, |
| 207 | {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, |
| 208 | {-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1}, |
| 209 | }; |
| 210 | |
| 211 | ASSERT (n_last < 17); |
| 212 | |
| 213 | return v & masks[16 - n_last]; |
| 214 | } |
| 215 | |
Damjan Marion | 94dbf95 | 2020-07-15 20:18:39 +0200 | [diff] [blame^] | 216 | #ifdef __AVX512F__ |
| 217 | static_always_inline u8x32 |
| 218 | u8x32_mask_load (u8x32 a, void *p, u32 mask) |
| 219 | { |
| 220 | return (u8x32) _mm256_mask_loadu_epi8 ((__m256i) a, mask, p); |
| 221 | } |
| 222 | #endif |
| 223 | |
Damjan Marion | 69fdfee | 2018-10-06 14:33:18 +0200 | [diff] [blame] | 224 | static_always_inline f32x8 |
| 225 | f32x8_from_u32x8 (u32x8 v) |
| 226 | { |
| 227 | return (f32x8) _mm256_cvtepi32_ps ((__m256i) v); |
| 228 | } |
| 229 | |
| 230 | static_always_inline u32x8 |
| 231 | u32x8_from_f32x8 (f32x8 v) |
| 232 | { |
| 233 | return (u32x8) _mm256_cvttps_epi32 ((__m256) v); |
| 234 | } |
| 235 | |
Damjan Marion | c899dac | 2019-04-16 18:41:01 +0200 | [diff] [blame] | 236 | #define u32x8_blend(a,b,m) \ |
| 237 | (u32x8) _mm256_blend_epi32 ((__m256i) a, (__m256i) b, m) |
| 238 | |
Damjan Marion | 0724357 | 2018-11-20 10:06:57 +0100 | [diff] [blame] | 239 | #define u16x16_blend(v1, v2, mask) \ |
| 240 | (u16x16) _mm256_blend_epi16 ((__m256i) (v1), (__m256i) (v2), mask) |
| 241 | |
| 242 | static_always_inline u64x4 |
| 243 | u64x4_gather (void *p0, void *p1, void *p2, void *p3) |
| 244 | { |
| 245 | u64x4 r = { |
| 246 | *(u64 *) p0, *(u64 *) p1, *(u64 *) p2, *(u64 *) p3 |
| 247 | }; |
| 248 | return r; |
| 249 | } |
| 250 | |
| 251 | static_always_inline u32x8 |
| 252 | u32x8_gather (void *p0, void *p1, void *p2, void *p3, void *p4, void *p5, |
| 253 | void *p6, void *p7) |
| 254 | { |
| 255 | u32x8 r = { |
| 256 | *(u32 *) p0, *(u32 *) p1, *(u32 *) p2, *(u32 *) p3, |
| 257 | *(u32 *) p4, *(u32 *) p5, *(u32 *) p6, *(u32 *) p7, |
| 258 | }; |
| 259 | return r; |
| 260 | } |
| 261 | |
| 262 | |
| 263 | static_always_inline void |
| 264 | u64x4_scatter (u64x4 r, void *p0, void *p1, void *p2, void *p3) |
| 265 | { |
| 266 | *(u64 *) p0 = r[0]; |
| 267 | *(u64 *) p1 = r[1]; |
| 268 | *(u64 *) p2 = r[2]; |
| 269 | *(u64 *) p3 = r[3]; |
| 270 | } |
| 271 | |
| 272 | static_always_inline void |
| 273 | u32x8_scatter (u32x8 r, void *p0, void *p1, void *p2, void *p3, void *p4, |
| 274 | void *p5, void *p6, void *p7) |
| 275 | { |
| 276 | *(u32 *) p0 = r[0]; |
| 277 | *(u32 *) p1 = r[1]; |
| 278 | *(u32 *) p2 = r[2]; |
| 279 | *(u32 *) p3 = r[3]; |
| 280 | *(u32 *) p4 = r[4]; |
| 281 | *(u32 *) p5 = r[5]; |
| 282 | *(u32 *) p6 = r[6]; |
| 283 | *(u32 *) p7 = r[7]; |
| 284 | } |
| 285 | |
| 286 | static_always_inline void |
| 287 | u64x4_scatter_one (u64x4 r, int index, void *p) |
| 288 | { |
| 289 | *(u64 *) p = r[index]; |
| 290 | } |
| 291 | |
| 292 | static_always_inline void |
| 293 | u32x8_scatter_one (u32x8 r, int index, void *p) |
| 294 | { |
| 295 | *(u32 *) p = r[index]; |
| 296 | } |
| 297 | |
Damjan Marion | c59b9a2 | 2019-03-19 15:38:40 +0100 | [diff] [blame] | 298 | static_always_inline u8x32 |
| 299 | u8x32_is_greater (u8x32 v1, u8x32 v2) |
| 300 | { |
| 301 | return (u8x32) _mm256_cmpgt_epi8 ((__m256i) v1, (__m256i) v2); |
| 302 | } |
| 303 | |
| 304 | static_always_inline u8x32 |
| 305 | u8x32_blend (u8x32 v1, u8x32 v2, u8x32 mask) |
| 306 | { |
| 307 | return (u8x32) _mm256_blendv_epi8 ((__m256i) v1, (__m256i) v2, |
| 308 | (__m256i) mask); |
| 309 | } |
| 310 | |
Damjan Marion | 9f7e33d | 2019-04-08 10:14:51 +0200 | [diff] [blame] | 311 | #define u32x8_permute_lanes(a, b, m) \ |
| 312 | (u32x8) _mm256_permute2x128_si256 ((__m256i) a, (__m256i) b, m) |
| 313 | #define u64x4_permute_lanes(a, b, m) \ |
| 314 | (u64x4) _mm256_permute2x128_si256 ((__m256i) a, (__m256i) b, m) |
| 315 | |
Damjan Marion | c899dac | 2019-04-16 18:41:01 +0200 | [diff] [blame] | 316 | static_always_inline u32x8 |
| 317 | u32x8_min (u32x8 a, u32x8 b) |
| 318 | { |
| 319 | return (u32x8) _mm256_min_epu32 ((__m256i) a, (__m256i) b); |
| 320 | } |
| 321 | |
| 322 | static_always_inline u32 |
| 323 | u32x8_min_scalar (u32x8 v) |
| 324 | { |
| 325 | return u32x4_min_scalar (u32x4_min (u32x8_extract_lo (v), |
| 326 | u32x8_extract_hi (v))); |
| 327 | } |
| 328 | |
Damjan Marion | 9f7e33d | 2019-04-08 10:14:51 +0200 | [diff] [blame] | 329 | static_always_inline void |
| 330 | u32x8_transpose (u32x8 a[8]) |
| 331 | { |
| 332 | u64x4 r[8], x, y; |
| 333 | |
| 334 | r[0] = (u64x4) u32x8_interleave_lo (a[0], a[1]); |
| 335 | r[1] = (u64x4) u32x8_interleave_hi (a[0], a[1]); |
| 336 | r[2] = (u64x4) u32x8_interleave_lo (a[2], a[3]); |
| 337 | r[3] = (u64x4) u32x8_interleave_hi (a[2], a[3]); |
| 338 | r[4] = (u64x4) u32x8_interleave_lo (a[4], a[5]); |
| 339 | r[5] = (u64x4) u32x8_interleave_hi (a[4], a[5]); |
| 340 | r[6] = (u64x4) u32x8_interleave_lo (a[6], a[7]); |
| 341 | r[7] = (u64x4) u32x8_interleave_hi (a[6], a[7]); |
| 342 | |
| 343 | x = u64x4_interleave_lo (r[0], r[2]); |
| 344 | y = u64x4_interleave_lo (r[4], r[6]); |
| 345 | a[0] = u32x8_permute_lanes (x, y, 0x20); |
| 346 | a[4] = u32x8_permute_lanes (x, y, 0x31); |
| 347 | |
| 348 | x = u64x4_interleave_hi (r[0], r[2]); |
| 349 | y = u64x4_interleave_hi (r[4], r[6]); |
| 350 | a[1] = u32x8_permute_lanes (x, y, 0x20); |
| 351 | a[5] = u32x8_permute_lanes (x, y, 0x31); |
| 352 | |
| 353 | x = u64x4_interleave_lo (r[1], r[3]); |
| 354 | y = u64x4_interleave_lo (r[5], r[7]); |
| 355 | a[2] = u32x8_permute_lanes (x, y, 0x20); |
| 356 | a[6] = u32x8_permute_lanes (x, y, 0x31); |
| 357 | |
| 358 | x = u64x4_interleave_hi (r[1], r[3]); |
| 359 | y = u64x4_interleave_hi (r[5], r[7]); |
| 360 | a[3] = u32x8_permute_lanes (x, y, 0x20); |
| 361 | a[7] = u32x8_permute_lanes (x, y, 0x31); |
| 362 | } |
| 363 | |
| 364 | static_always_inline void |
| 365 | u64x4_transpose (u64x4 a[8]) |
| 366 | { |
| 367 | u64x4 r[4]; |
| 368 | |
| 369 | r[0] = u64x4_interleave_lo (a[0], a[1]); |
| 370 | r[1] = u64x4_interleave_hi (a[0], a[1]); |
| 371 | r[2] = u64x4_interleave_lo (a[2], a[3]); |
| 372 | r[3] = u64x4_interleave_hi (a[2], a[3]); |
| 373 | |
| 374 | a[0] = u64x4_permute_lanes (r[0], r[2], 0x20); |
| 375 | a[1] = u64x4_permute_lanes (r[1], r[3], 0x20); |
| 376 | a[2] = u64x4_permute_lanes (r[0], r[2], 0x31); |
| 377 | a[3] = u64x4_permute_lanes (r[1], r[3], 0x31); |
| 378 | } |
| 379 | |
Damjan Marion | c576622 | 2018-04-16 00:18:34 +0200 | [diff] [blame] | 380 | #endif /* included_vector_avx2_h */ |
| 381 | |
| 382 | /* |
| 383 | * fd.io coding-style-patch-verification: ON |
| 384 | * |
| 385 | * Local Variables: |
| 386 | * eval: (c-set-style "gnu") |
| 387 | * End: |
| 388 | */ |