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)
#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)
+{
+ u8x32 swap = {
+ 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12,
+ 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12
+ };
+ return (u32x8) _mm256_shuffle_epi8 ((__m256i) v, (__m256i) swap);
+}
+
static_always_inline u16x16
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)
{
return v & masks[16 - n_last];
}
+#ifdef __AVX512F__
+static_always_inline u8x32
+u8x32_mask_load (u8x32 a, void *p, u32 mask)
+{
+ return (u8x32) _mm256_mask_loadu_epi8 ((__m256i) a, mask, p);
+}
+#endif
+
+static_always_inline f32x8
+f32x8_from_u32x8 (u32x8 v)
+{
+ return (f32x8) _mm256_cvtepi32_ps ((__m256i) v);
+}
+
+static_always_inline u32x8
+u32x8_from_f32x8 (f32x8 v)
+{
+ return (u32x8) _mm256_cvttps_epi32 ((__m256) v);
+}
+
+#define u32x8_blend(a,b,m) \
+ (u32x8) _mm256_blend_epi32 ((__m256i) a, (__m256i) b, m)
+
+#define u16x16_blend(v1, v2, mask) \
+ (u16x16) _mm256_blend_epi16 ((__m256i) (v1), (__m256i) (v2), mask)
+
+static_always_inline u64x4
+u64x4_gather (void *p0, void *p1, void *p2, void *p3)
+{
+ u64x4 r = {
+ *(u64 *) p0, *(u64 *) p1, *(u64 *) p2, *(u64 *) p3
+ };
+ return r;
+}
+
+static_always_inline u32x8
+u32x8_gather (void *p0, void *p1, void *p2, void *p3, void *p4, void *p5,
+ void *p6, void *p7)
+{
+ u32x8 r = {
+ *(u32 *) p0, *(u32 *) p1, *(u32 *) p2, *(u32 *) p3,
+ *(u32 *) p4, *(u32 *) p5, *(u32 *) p6, *(u32 *) p7,
+ };
+ return r;
+}
+
+
+static_always_inline void
+u64x4_scatter (u64x4 r, void *p0, void *p1, void *p2, void *p3)
+{
+ *(u64 *) p0 = r[0];
+ *(u64 *) p1 = r[1];
+ *(u64 *) p2 = r[2];
+ *(u64 *) p3 = r[3];
+}
+
+static_always_inline void
+u32x8_scatter (u32x8 r, void *p0, void *p1, void *p2, void *p3, void *p4,
+ void *p5, void *p6, void *p7)
+{
+ *(u32 *) p0 = r[0];
+ *(u32 *) p1 = r[1];
+ *(u32 *) p2 = r[2];
+ *(u32 *) p3 = r[3];
+ *(u32 *) p4 = r[4];
+ *(u32 *) p5 = r[5];
+ *(u32 *) p6 = r[6];
+ *(u32 *) p7 = r[7];
+}
+
+static_always_inline void
+u64x4_scatter_one (u64x4 r, int index, void *p)
+{
+ *(u64 *) p = r[index];
+}
+
+static_always_inline void
+u32x8_scatter_one (u32x8 r, int index, void *p)
+{
+ *(u32 *) p = r[index];
+}
+
+static_always_inline u8x32
+u8x32_is_greater (u8x32 v1, u8x32 v2)
+{
+ return (u8x32) _mm256_cmpgt_epi8 ((__m256i) v1, (__m256i) v2);
+}
+
+static_always_inline u8x32
+u8x32_blend (u8x32 v1, u8x32 v2, u8x32 mask)
+{
+ return (u8x32) _mm256_blendv_epi8 ((__m256i) v1, (__m256i) v2,
+ (__m256i) mask);
+}
+
+#define u32x8_permute_lanes(a, b, m) \
+ (u32x8) _mm256_permute2x128_si256 ((__m256i) a, (__m256i) b, m)
+#define u64x4_permute_lanes(a, b, m) \
+ (u64x4) _mm256_permute2x128_si256 ((__m256i) a, (__m256i) b, m)
+
+static_always_inline u32x8
+u32x8_min (u32x8 a, u32x8 b)
+{
+ return (u32x8) _mm256_min_epu32 ((__m256i) a, (__m256i) b);
+}
+
+static_always_inline u32
+u32x8_min_scalar (u32x8 v)
+{
+ return u32x4_min_scalar (u32x4_min (u32x8_extract_lo (v),
+ u32x8_extract_hi (v)));
+}
+
+static_always_inline void
+u32x8_transpose (u32x8 a[8])
+{
+ u64x4 r[8], x, y;
+
+ r[0] = (u64x4) u32x8_interleave_lo (a[0], a[1]);
+ r[1] = (u64x4) u32x8_interleave_hi (a[0], a[1]);
+ r[2] = (u64x4) u32x8_interleave_lo (a[2], a[3]);
+ r[3] = (u64x4) u32x8_interleave_hi (a[2], a[3]);
+ r[4] = (u64x4) u32x8_interleave_lo (a[4], a[5]);
+ r[5] = (u64x4) u32x8_interleave_hi (a[4], a[5]);
+ r[6] = (u64x4) u32x8_interleave_lo (a[6], a[7]);
+ r[7] = (u64x4) u32x8_interleave_hi (a[6], a[7]);
+
+ x = u64x4_interleave_lo (r[0], r[2]);
+ y = u64x4_interleave_lo (r[4], r[6]);
+ a[0] = u32x8_permute_lanes (x, y, 0x20);
+ a[4] = u32x8_permute_lanes (x, y, 0x31);
+
+ x = u64x4_interleave_hi (r[0], r[2]);
+ y = u64x4_interleave_hi (r[4], r[6]);
+ a[1] = u32x8_permute_lanes (x, y, 0x20);
+ a[5] = u32x8_permute_lanes (x, y, 0x31);
+
+ x = u64x4_interleave_lo (r[1], r[3]);
+ y = u64x4_interleave_lo (r[5], r[7]);
+ a[2] = u32x8_permute_lanes (x, y, 0x20);
+ a[6] = u32x8_permute_lanes (x, y, 0x31);
+
+ x = u64x4_interleave_hi (r[1], r[3]);
+ y = u64x4_interleave_hi (r[5], r[7]);
+ a[3] = u32x8_permute_lanes (x, y, 0x20);
+ a[7] = u32x8_permute_lanes (x, y, 0x31);
+}
+
+static_always_inline void
+u64x4_transpose (u64x4 a[8])
+{
+ u64x4 r[4];
+
+ r[0] = u64x4_interleave_lo (a[0], a[1]);
+ r[1] = u64x4_interleave_hi (a[0], a[1]);
+ r[2] = u64x4_interleave_lo (a[2], a[3]);
+ r[3] = u64x4_interleave_hi (a[2], a[3]);
+
+ a[0] = u64x4_permute_lanes (r[0], r[2], 0x20);
+ a[1] = u64x4_permute_lanes (r[1], r[3], 0x20);
+ a[2] = u64x4_permute_lanes (r[0], r[2], 0x31);
+ a[3] = u64x4_permute_lanes (r[1], r[3], 0x31);
+}
+
#endif /* included_vector_avx2_h */
/*
Code Review / vpp.git / blobdiff