diff options
| author |   Damjan Marion <damarion@cisco.com> | 2021-04-22 18:08:28 +0200 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2021-04-27 23:40:27 +0000 |
| commit | ef0bac70995bb225fea8955009b34d5b823285ba (patch) | |
| tree | dd84620d04a63000a2f613d3cc06383d56a0255e /src/vppinfra/vector_avx2.h | |
| parent | d77d379ea6ac065becdf1b2e00351c77c7e1fe47 (diff) | |
vlib: improve enqueue_to_next buffer indices extraction
Type: improvement
Change-Id: Ib7b2fa7d821f6d2708f6dc378a0f36f68c843f57
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vppinfra/vector_avx2.h')
| -rw-r--r-- | src/vppinfra/vector_avx2.h | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/src/vppinfra/vector_avx2.h b/src/vppinfra/vector_avx2.h index c24ed728c3c..584bd207b27 100644 --- a/src/vppinfra/vector_avx2.h +++ b/src/vppinfra/vector_avx2.h @@ -75,6 +75,10 @@ u32x8_permute (u32x8 v, u32x8 idx) return (u32x8) _mm256_permutevar8x32_epi32 ((__m256i) v, (__m256i) idx); } +#define u64x4_permute(v, m0, m1, m2, m3) \ + (u64x4) _mm256_permute4x64_epi64 ( \ + (__m256i) v, ((m0) | (m1) << 2 | (m2) << 4 | (m3) << 6)) + /* _extract_lo, _extract_hi */ /* *INDENT-OFF* */ #define _(t1,t2) \ @@ -101,8 +105,17 @@ _(u64x2, u64x4) #undef _ /* *INDENT-ON* */ +always_inline u8x32 +u16x16_pack (u16x16 lo, u16x16 hi) +{ + return (u8x32) _mm256_packus_epi16 ((__m256i) lo, (__m256i) hi); +} - +always_inline i8x32 +i16x16_pack (i16x16 lo, i16x16 hi) +{ + return (i8x32) _mm256_packs_epi16 ((__m256i) lo, (__m256i) hi); +} static_always_inline u32 u8x32_msb_mask (u8x32 v) @@ -110,6 +123,12 @@ u8x32_msb_mask (u8x32 v) return _mm256_movemask_epi8 ((__m256i) v); } +static_always_inline u32 +i8x32_msb_mask (i8x32 v) +{ + return _mm256_movemask_epi8 ((__m256i) v); +} + /* _from_ */ /* *INDENT-OFF* */ #define _(f,t,i) \ |