From c576622667199db906efa3110ad25e552b3a0890 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Mon, 16 Apr 2018 00:18:34 +0200 Subject: dpdk: complete rework of the dpdk-input node Change-Id: If174d189de40e6f9ffae99997bba93a2519d9fda Signed-off-by: Damjan Marion --- src/vppinfra/vector_avx2.h | 80 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 src/vppinfra/vector_avx2.h (limited to 'src/vppinfra/vector_avx2.h') diff --git a/src/vppinfra/vector_avx2.h b/src/vppinfra/vector_avx2.h new file mode 100644 index 00000000000..ad7e7d4dea8 --- /dev/null +++ b/src/vppinfra/vector_avx2.h @@ -0,0 +1,80 @@ +/* + * Copyright (c) 2018 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef included_vector_avx2_h +#define included_vector_avx2_h + +#include +#include + +#define foreach_avx2_vec256i \ + _(i,8,32,epi8) _(i,16,16,epi16) _(i,32,8,epi32) _(i,64,4,epi64x) +#define foreach_avx2_vec256u \ + _(u,8,32,epi8) _(u,16,16,epi16) _(u,32,8,epi32) _(u,64,4,epi64x) +#define foreach_avx2_vec256f \ + _(f,32,8,ps) _(f,64,4,pd) + +/* splat, load_unaligned, store_unaligned, is_all_zero, is_all_equal */ +#define _(t, s, c, i) \ +static_always_inline t##s##x##c \ +t##s##x##c##_splat (t##s x) \ +{ return (t##s##x##c) _mm256_set1_##i (x); } \ +\ +static_always_inline t##s##x##c \ +t##s##x##c##_load_unaligned (void *p) \ +{ return (t##s##x##c) _mm256_loadu_si256 (p); } \ +\ +static_always_inline void \ +t##s##x##c##_store_unaligned (t##s##x##c v, void *p) \ +{ _mm256_storeu_si256 ((__m256i *) p, (__m256i) v); } \ +\ +static_always_inline int \ +t##s##x##c##_is_all_zero (t##s##x##c x) \ +{ return _mm256_testz_si256 ((__m256i) x, (__m256i) x); } \ +\ +static_always_inline int \ +t##s##x##c##_is_all_equal (t##s##x##c v, t##s x) \ +{ return t##s##x##c##_is_all_zero (v != t##s##x##c##_splat (x)); }; \ +\ + +foreach_avx2_vec256i foreach_avx2_vec256u +#undef _ + always_inline u32x8 +u32x8_permute (u32x8 v, u32x8 idx) +{ + return (u32x8) _mm256_permutevar8x32_epi32 ((__m256i) v, (__m256i) idx); +} + +always_inline u32x4 +u32x8_extract_lo (u32x8 v) +{ + return (u32x4) _mm256_extracti128_si256 ((__m256i) v, 0); +} + +always_inline u32x4 +u32x8_extract_hi (u32x8 v) +{ + return (u32x4) _mm256_extracti128_si256 ((__m256i) v, 1); +} + +#endif /* included_vector_avx2_h */ + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg