vppinfra: AVX512 mask load/stores and compress store

[vpp.git] / src / vppinfra / vector_avx2.h

diff --git a/src/vppinfra/vector_avx2.h b/src/vppinfra/vector_avx2.h
index 8cc1d77..c24ed72 100644 (file)
--- a/src/vppinfra/vector_avx2.h
+++ b/src/vppinfra/vector_avx2.h
@@ -110,23 +110,23 @@ u8x32_msb_mask (u8x32 v)
   return _mm256_movemask_epi8 ((__m256i) v);
 }
 
-/* _extend_to_ */
+/* _from_ */
 /* *INDENT-OFF* */
 #define _(f,t,i) \
 static_always_inline t                                                 \
-f##_extend_to_##t (f x)                                                        \
+t##_from_##f (f x)                                                     \
 { return (t) _mm256_cvt##i ((__m128i) x); }
 
 _(u16x8, u32x8, epu16_epi32)
 _(u16x8, u64x4, epu16_epi64)
 _(u32x4, u64x4, epu32_epi64)
-_(u8x16, u16x16, epu8_epi64)
+_ (u8x16, u16x16, epu8_epi16)
 _(u8x16, u32x8, epu8_epi32)
 _(u8x16, u64x4, epu8_epi64)
 _(i16x8, i32x8, epi16_epi32)
 _(i16x8, i64x4, epi16_epi64)
 _(i32x4, i64x4, epi32_epi64)
-_(i8x16, i16x16, epi8_epi64)
+_ (i8x16, i16x16, epi8_epi16)
 _(i8x16, i32x8, epi8_epi32)
 _(i8x16, i64x4, epi8_epi64)
 #undef _
@@ -162,6 +162,23 @@ u16x16_byte_swap (u16x16 v)
   return (u16x16) _mm256_shuffle_epi8 ((__m256i) v, (__m256i) swap);
 }
 
+static_always_inline u8x32
+u8x32_shuffle (u8x32 v, u8x32 m)
+{
+  return (u8x32) _mm256_shuffle_epi8 ((__m256i) v, (__m256i) m);
+}
+
+#define u8x32_align_right(a, b, imm) \
+  (u8x32) _mm256_alignr_epi8 ((__m256i) a, (__m256i) b, imm)
+
+static_always_inline u32
+u32x8_sum_elts (u32x8 sum8)
+{
+  sum8 += (u32x8) u8x32_align_right (sum8, sum8, 8);
+  sum8 += (u32x8) u8x32_align_right (sum8, sum8, 4);
+  return sum8[0] + sum8[4];
+}
+
 static_always_inline u32x8
 u32x8_hadd (u32x8 v1, u32x8 v2)
 {