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 _
/* *INDENT-ON* */
+static_always_inline u64x4
+u64x4_byte_swap (u64x4 v)
+{
+ u8x32 swap = {
+ 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8,
+ 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8,
+ };
+ return (u64x4) _mm256_shuffle_epi8 ((__m256i) v, (__m256i) swap);
+}
+
static_always_inline u32x8
u32x8_byte_swap (u32x8 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)
{