#include <vppinfra/error_bootstrap.h> /* for ASSERT */
#include <x86intrin.h>
+/* *INDENT-OFF* */
+#define foreach_sse42_vec128i \
+ _(i,8,16,epi8) _(i,16,8,epi16) _(i,32,4,epi32) _(i,64,2,epi64x)
+#define foreach_sse42_vec128u \
+ _(u,8,16,epi8) _(u,16,8,epi16) _(u,32,4,epi32) _(u,64,2,epi64x)
+#define foreach_sse42_vec128f \
+ _(f,32,4,ps) _(f,64,2,pd)
+
+/* splat, load_unaligned, store_unaligned, is_all_zero, is_equal,
+ 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) _mm_set1_##i (x); } \
+\
+static_always_inline t##s##x##c \
+t##s##x##c##_load_unaligned (void *p) \
+{ return (t##s##x##c) _mm_loadu_si128 (p); } \
+\
+static_always_inline void \
+t##s##x##c##_store_unaligned (t##s##x##c v, void *p) \
+{ _mm_storeu_si128 ((__m128i *) p, (__m128i) v); } \
+\
+static_always_inline int \
+t##s##x##c##_is_all_zero (t##s##x##c x) \
+{ return _mm_testz_si128 ((__m128i) x, (__m128i) x); } \
+\
+static_always_inline int \
+t##s##x##c##_is_equal (t##s##x##c a, t##s##x##c b) \
+{ return t##s##x##c##_is_all_zero (a ^ b); } \
+\
+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_equal (v, t##s##x##c##_splat (x)); }; \
+
+foreach_sse42_vec128i foreach_sse42_vec128u
+#undef _
+
+/* min, max */
+#define _(t, s, c, i) \
+static_always_inline t##s##x##c \
+t##s##x##c##_min (t##s##x##c a, t##s##x##c b) \
+{ return (t##s##x##c) _mm_min_##i ((__m128i) a, (__m128i) b); } \
+\
+static_always_inline t##s##x##c \
+t##s##x##c##_max (t##s##x##c a, t##s##x##c b) \
+{ return (t##s##x##c) _mm_max_##i ((__m128i) a, (__m128i) b); } \
+
+_(i,8,16,epi8) _(i,16,8,epi16) _(i,32,4,epi32) _(i,64,2,epi64)
+_(u,8,16,epu8) _(u,16,8,epu16) _(u,32,4,epu32) _(u,64,2,epu64)
+#undef _
+/* *INDENT-ON* */
+
+#define CLIB_VEC128_SPLAT_DEFINED
+#define CLIB_HAVE_VEC128_UNALIGNED_LOAD_STORE
+
/* 128 bit interleaves. */
always_inline u8x16
u8x16_interleave_hi (u8x16 a, u8x16 b)
return (u64x2) _mm_unpacklo_epi64 ((__m128i) a, (__m128i) b);
}
-/* 64 bit interleaves. */
-always_inline u8x8
-u8x8_interleave_hi (u8x8 a, u8x8 b)
-{
- return (u8x8) _m_punpckhbw ((__m64) a, (__m64) b);
-}
-
-always_inline u8x8
-u8x8_interleave_lo (u8x8 a, u8x8 b)
-{
- return (u8x8) _m_punpcklbw ((__m64) a, (__m64) b);
-}
-
-always_inline u16x4
-u16x4_interleave_hi (u16x4 a, u16x4 b)
-{
- return (u16x4) _m_punpckhwd ((__m64) a, (__m64) b);
-}
-
-always_inline u16x4
-u16x4_interleave_lo (u16x4 a, u16x4 b)
-{
- return (u16x4) _m_punpcklwd ((__m64) a, (__m64) b);
-}
-
-always_inline u32x2
-u32x2_interleave_hi (u32x2 a, u32x2 b)
-{
- return (u32x2) _m_punpckhdq ((__m64) a, (__m64) b);
-}
-
-always_inline u32x2
-u32x2_interleave_lo (u32x2 a, u32x2 b)
-{
- return (u32x2) _m_punpckldq ((__m64) a, (__m64) b);
-}
-
/* 128 bit packs. */
-always_inline u8x16
-u16x8_pack (u16x8 lo, u16x8 hi)
-{
- return (u8x16) _mm_packus_epi16 ((__m128i) lo, (__m128i) hi);
-}
-
-always_inline i8x16
-i16x8_pack (i16x8 lo, i16x8 hi)
-{
- return (i8x16) _mm_packs_epi16 ((__m128i) lo, (__m128i) hi);
-}
-
-always_inline u16x8
-u32x4_pack (u32x4 lo, u32x4 hi)
-{
- return (u16x8) _mm_packs_epi32 ((__m128i) lo, (__m128i) hi);
-}
-
-/* 64 bit packs. */
-always_inline u8x8
-u16x4_pack (u16x4 lo, u16x4 hi)
-{
- return (u8x8) _m_packuswb ((__m64) lo, (__m64) hi);
-}
-
-always_inline i8x8
-i16x4_pack (i16x4 lo, i16x4 hi)
-{
- return (i8x8) _m_packsswb ((__m64) lo, (__m64) hi);
-}
-
-always_inline u16x4
-u32x2_pack (u32x2 lo, u32x2 hi)
-{
- return (u16x4) _m_packssdw ((__m64) lo, (__m64) hi);
-}
-
-always_inline i16x4
-i32x2_pack (i32x2 lo, i32x2 hi)
-{
- return (i16x4) _m_packssdw ((__m64) lo, (__m64) hi);
-}
-
-/* Splats: replicate scalar value into vector. */
-always_inline u64x2
-u64x2_splat (u64 a)
-{
- u64x2 x = { a, a };
- return x;
-}
-
-always_inline u32x4
-u32x4_splat (u32 a)
-{
- u32x4 x = { a, a, a, a };
- return x;
-}
-
-always_inline u16x8
-u16x8_splat (u16 a)
-{
- u16x8 x = { a, a, a, a, a, a, a, a };
- return x;
-}
-
-always_inline u8x16
-u8x16_splat (u8 a)
-{
- u8x16 x = { a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a };
- return x;
-}
-
-always_inline u32x2
-u32x2_splat (u32 a)
-{
- u32x2 x = { a, a };
- return x;
-}
-
-always_inline u16x4
-u16x4_splat (u16 a)
-{
- u16x4 x = { a, a, a, a };
- return x;
-}
-
-always_inline u8x8
-u8x8_splat (u8 a)
-{
- u8x8 x = { a, a, a, a, a, a, a, a };
- return x;
-}
-
-#define i64x2_splat u64x2_splat
-#define i32x4_splat u32x4_splat
-#define i16x8_splat u16x8_splat
-#define i8x16_splat u8x16_splat
-#define i32x2_splat u32x2_splat
-#define i16x4_splat u16x4_splat
-#define i8x8_splat u8x8_splat
-
-#ifndef __ICC
-always_inline u64x2
-u64x2_read_lo (u64x2 x, u64 * a)
-{
- return (u64x2) _mm_loadl_pi ((__m128) x, (__m64 *) a);
-}
-
-always_inline u64x2
-u64x2_read_hi (u64x2 x, u64 * a)
-{
- return (u64x2) _mm_loadh_pi ((__m128) x, (__m64 *) a);
-}
-
-always_inline void
-u64x2_write_lo (u64x2 x, u64 * a)
-{
- _mm_storel_pi ((__m64 *) a, (__m128) x);
-}
-
-always_inline void
-u64x2_write_hi (u64x2 x, u64 * a)
-{
- _mm_storeh_pi ((__m64 *) a, (__m128) x);
-}
-#endif
-
-/* Unaligned loads/stores. */
+#define _(f, t, fn) \
+ always_inline t t##_pack (f lo, f hi) \
+ { \
+ return (t) fn ((__m128i) lo, (__m128i) hi); \
+ }
-#define _(t) \
- always_inline void t##_store_unaligned (t x, t * a) \
- { _mm_storeu_si128 ((__m128i *) a, (__m128i) x); } \
- always_inline t t##_load_unaligned (t * a) \
- { return (t) _mm_loadu_si128 ((__m128i *) a); }
+_ (i16x8, i8x16, _mm_packs_epi16)
+_ (i16x8, u8x16, _mm_packus_epi16)
+_ (i32x4, i16x8, _mm_packs_epi32)
+_ (i32x4, u16x8, _mm_packus_epi32)
-_(u8x16) _(u16x8) _(u32x4) _(u64x2) _(i8x16) _(i16x8) _(i32x4) _(i64x2)
#undef _
+
#define _signed_binop(n,m,f,g) \
/* Unsigned */ \
always_inline u##n##x##m \
always_inline i##n##x##m \
i##n##x##m##_##f (i##n##x##m x, i##n##x##m y) \
{ return (i##n##x##m) _mm_##g##n ((__m128i) x, (__m128i) y); }
-/* Addition/subtraction. */
- _signed_binop (8, 16, add, add_epi)
-_signed_binop (16, 8, add, add_epi)
-_signed_binop (32, 4, add, add_epi)
-_signed_binop (64, 2, add, add_epi)
-_signed_binop (8, 16, sub, sub_epi)
-_signed_binop (16, 8, sub, sub_epi)
-_signed_binop (32, 4, sub, sub_epi) _signed_binop (64, 2, sub, sub_epi)
/* Addition/subtraction with saturation. */
- _signed_binop (8, 16, add_saturate, adds_epu)
+_signed_binop (8, 16, add_saturate, adds_epu)
_signed_binop (16, 8, add_saturate, adds_epu)
_signed_binop (8, 16, sub_saturate, subs_epu)
_signed_binop (16, 8, sub_saturate, subs_epu)
_(i, 32, 4, left, sll)
_(i, 64, 2, left, sll) _(i, 16, 8, right, sra) _(i, 32, 4, right, sra)
#undef _
-/* 64 bit shifts. */
- always_inline u16x4
-u16x4_shift_left (u16x4 x, u16x4 i)
-{
- return (u16x4) _m_psllw ((__m64) x, (__m64) i);
-};
-
-always_inline u32x2
-u32x2_shift_left (u32x2 x, u32x2 i)
-{
- return (u32x2) _m_pslld ((__m64) x, (__m64) i);
-};
-
-always_inline u16x4
-u16x4_shift_right (u16x4 x, u16x4 i)
-{
- return (u16x4) _m_psrlw ((__m64) x, (__m64) i);
-};
-
-always_inline u32x2
-u32x2_shift_right (u32x2 x, u32x2 i)
-{
- return (u32x2) _m_psrld ((__m64) x, (__m64) i);
-};
-
-always_inline i16x4
-i16x4_shift_left (i16x4 x, i16x4 i)
-{
- return (i16x4) _m_psllw ((__m64) x, (__m64) i);
-};
-
-always_inline i32x2
-i32x2_shift_left (i32x2 x, i32x2 i)
-{
- return (i32x2) _m_pslld ((__m64) x, (__m64) i);
-};
-
-always_inline i16x4
-i16x4_shift_right (i16x4 x, i16x4 i)
-{
- return (i16x4) _m_psraw ((__m64) x, (__m64) i);
-};
-
-always_inline i32x2
-i32x2_shift_right (i32x2 x, i32x2 i)
-{
- return (i32x2) _m_psrad ((__m64) x, (__m64) i);
-};
#define u8x16_word_shift_left(a,n) (u8x16) _mm_slli_si128((__m128i) a, n)
#define u8x16_word_shift_right(a,n) (u8x16) _mm_srli_si128((__m128i) a, n)
#undef _
-#ifndef __clang__
-#define _(t,n,lr1,lr2) \
- always_inline t##x##n \
- t##x##n##_word_rotate2_##lr1 (t##x##n w0, t##x##n w1, int i) \
- { \
- int m = sizeof (t##x##n) / sizeof (t); \
- ASSERT (i >= 0 && i < m); \
- return (t##x##n##_word_shift_##lr1 (w0, i) \
- | t##x##n##_word_shift_##lr2 (w1, m - i)); \
- } \
- \
- always_inline t##x##n \
- t##x##n##_word_rotate_##lr1 (t##x##n w0, int i) \
- { return t##x##n##_word_rotate2_##lr1 (w0, w0, i); }
-
-_(u8, 16, left, right);
-_(u8, 16, right, left);
-_(u16, 8, left, right);
-_(u16, 8, right, left);
-_(u32, 4, left, right);
-_(u32, 4, right, left);
-_(u64, 2, left, right);
-_(u64, 2, right, left);
-
-#undef _
-#endif
-
-/* Compare operations. */
-always_inline u8x16
-u8x16_is_equal (u8x16 x, u8x16 y)
-{
- return (u8x16) _mm_cmpeq_epi8 ((__m128i) x, (__m128i) y);
-}
-
-always_inline i8x16
-i8x16_is_equal (i8x16 x, i8x16 y)
-{
- return (i8x16) _mm_cmpeq_epi8 ((__m128i) x, (__m128i) y);
-}
-
-always_inline u16x8
-u16x8_is_equal (u16x8 x, u16x8 y)
+always_inline u32
+u8x16_max_scalar (u8x16 x)
{
- return (u16x8) _mm_cmpeq_epi16 ((__m128i) x, (__m128i) y);
+ x = u8x16_max (x, u8x16_word_shift_right (x, 8));
+ x = u8x16_max (x, u8x16_word_shift_right (x, 4));
+ x = u8x16_max (x, u8x16_word_shift_right (x, 2));
+ x = u8x16_max (x, u8x16_word_shift_right (x, 1));
+ return _mm_extract_epi16 ((__m128i) x, 0) & 0xff;
}
-always_inline i16x8
-i16x8_is_equal (i16x8 x, i16x8 y)
+always_inline u8
+u8x16_min_scalar (u8x16 x)
{
- return (i16x8) _mm_cmpeq_epi16 ((__m128i) x, (__m128i) y);
+ x = u8x16_min (x, u8x16_word_shift_right (x, 8));
+ x = u8x16_min (x, u8x16_word_shift_right (x, 4));
+ x = u8x16_min (x, u8x16_word_shift_right (x, 2));
+ x = u8x16_min (x, u8x16_word_shift_right (x, 1));
+ return _mm_extract_epi16 ((__m128i) x, 0) & 0xff;
}
-always_inline u32x4
-u32x4_is_equal (u32x4 x, u32x4 y)
+always_inline i16
+i16x8_max_scalar (i16x8 x)
{
- return (u32x4) _mm_cmpeq_epi32 ((__m128i) x, (__m128i) y);
+ x = i16x8_max (x, i16x8_word_shift_right (x, 4));
+ x = i16x8_max (x, i16x8_word_shift_right (x, 2));
+ x = i16x8_max (x, i16x8_word_shift_right (x, 1));
+ return _mm_extract_epi16 ((__m128i) x, 0);
}
-always_inline i32x4
-i32x4_is_equal (i32x4 x, i32x4 y)
+always_inline i16
+i16x8_min_scalar (i16x8 x)
{
- return (i32x4) _mm_cmpeq_epi32 ((__m128i) x, (__m128i) y);
+ x = i16x8_min (x, i16x8_word_shift_right (x, 4));
+ x = i16x8_min (x, i16x8_word_shift_right (x, 2));
+ x = i16x8_min (x, i16x8_word_shift_right (x, 1));
+ return _mm_extract_epi16 ((__m128i) x, 0);
}
-always_inline u8x16
-i8x16_is_greater (i8x16 x, i8x16 y)
-{
- return (u8x16) _mm_cmpgt_epi8 ((__m128i) x, (__m128i) y);
-}
+#define u8x16_align_right(a, b, imm) \
+ (u8x16) _mm_alignr_epi8 ((__m128i) a, (__m128i) b, imm)
-always_inline u16x8
-i16x8_is_greater (i16x8 x, i16x8 y)
+static_always_inline u32
+u32x4_min_scalar (u32x4 v)
{
- return (u16x8) _mm_cmpgt_epi16 ((__m128i) x, (__m128i) y);
+ v = u32x4_min (v, (u32x4) u8x16_align_right ((u8x16) v, (u8x16) v, 8));
+ v = u32x4_min (v, (u32x4) u8x16_align_right ((u8x16) v, (u8x16) v, 4));
+ return v[0];
}
-always_inline u32x4
-i32x4_is_greater (i32x4 x, i32x4 y)
+static_always_inline u32
+u32x4_max_scalar (u32x4 v)
{
- return (u32x4) _mm_cmpgt_epi32 ((__m128i) x, (__m128i) y);
+ v = u32x4_max (v, (u32x4) u8x16_align_right ((u8x16) v, (u8x16) v, 8));
+ v = u32x4_max (v, (u32x4) u8x16_align_right ((u8x16) v, (u8x16) v, 4));
+ return v[0];
}
-always_inline u8x16
-u8x16_is_zero (u8x16 x)
+static_always_inline u32
+i32x4_min_scalar (i32x4 v)
{
- u8x16 zero = { 0 };
- return u8x16_is_equal (x, zero);
+ v = i32x4_min (v, (i32x4) u8x16_align_right ((u8x16) v, (u8x16) v, 8));
+ v = i32x4_min (v, (i32x4) u8x16_align_right ((u8x16) v, (u8x16) v, 4));
+ return v[0];
}
-always_inline u16x8
-u16x8_is_zero (u16x8 x)
+static_always_inline u32
+i32x4_max_scalar (i32x4 v)
{
- u16x8 zero = { 0 };
- return u16x8_is_equal (x, zero);
+ v = i32x4_max (v, (i32x4) u8x16_align_right ((u8x16) v, (u8x16) v, 8));
+ v = i32x4_max (v, (i32x4) u8x16_align_right ((u8x16) v, (u8x16) v, 4));
+ return v[0];
}
-always_inline u32x4
-u32x4_is_zero (u32x4 x)
+static_always_inline u16
+u8x16_msb_mask (u8x16 v)
{
- u32x4 zero = { 0 };
- return u32x4_is_equal (x, zero);
+ return _mm_movemask_epi8 ((__m128i) v);
}
-
-always_inline int
-u8x16_is_all_zero (u8x16 x)
+static_always_inline u16
+i8x16_msb_mask (i8x16 v)
{
- return _mm_testz_si128 ((__m128i) x, (__m128i) x);
+ return _mm_movemask_epi8 ((__m128i) v);
}
-always_inline int
-u16x8_is_all_zero (u16x8 x)
-{
- return _mm_testz_si128 ((__m128i) x, (__m128i) x);
-}
+#define CLIB_HAVE_VEC128_MSB_MASK
-always_inline int
-u32x4_is_all_zero (u32x4 x)
-{
- return _mm_testz_si128 ((__m128i) x, (__m128i) x);
-}
+#undef _signed_binop
-always_inline int
-u64x2_is_all_zero (u64x2 x)
+static_always_inline u32x4
+u32x4_byte_swap (u32x4 v)
{
- return _mm_testz_si128 ((__m128i) x, (__m128i) x);
+ u8x16 swap = {
+ 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12
+ };
+ return (u32x4) _mm_shuffle_epi8 ((__m128i) v, (__m128i) swap);
}
-#define u32x4_select(A,MASK) \
-({ \
- u32x4 _x, _y; \
- _x = (A); \
- asm volatile ("pshufd %[mask], %[x], %[y]" \
- : /* outputs */ [y] "=x" (_y) \
- : /* inputs */ [x] "x" (_x), [mask] "i" (MASK)); \
- _y; \
-})
-
-#define u32x4_splat_word(x,i) \
- u32x4_select ((x), (((i) << (2*0)) \
- | ((i) << (2*1)) \
- | ((i) << (2*2)) \
- | ((i) << (2*3))))
-
-/* Extract low order 32 bit word. */
-always_inline u32
-u32x4_get0 (u32x4 x)
+static_always_inline u16x8
+u16x8_byte_swap (u16x8 v)
{
- u32 result;
- asm volatile ("movd %[x], %[result]": /* outputs */ [result] "=r" (result)
- : /* inputs */ [x] "x" (x));
- return result;
+ u8x16 swap = {
+ 1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14,
+ };
+ return (u16x8) _mm_shuffle_epi8 ((__m128i) v, (__m128i) swap);
}
-always_inline u32x4
-u32x4_set0 (u32 x)
+static_always_inline u8x16
+u8x16_reflect (u8x16 v)
{
- u32x4 result;
- asm volatile ("movd %[x], %[result]": /* outputs */ [result] "=x" (result)
- : /* inputs */ [x] "r" (x));
- return result;
+ u8x16 mask = {
+ 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0
+ };
+ return (u8x16) _mm_shuffle_epi8 ((__m128i) v, (__m128i) mask);
}
-always_inline i32x4
-i32x4_set0 (i32 x)
+static_always_inline u32x4
+u32x4_hadd (u32x4 v1, u32x4 v2)
{
- return (i32x4) u32x4_set0 ((u32) x);
+ return (u32x4) _mm_hadd_epi32 ((__m128i) v1, (__m128i) v2);
}
-always_inline i32
-i32x4_get0 (i32x4 x)
+static_always_inline u32 __clib_unused
+u32x4_sum_elts (u32x4 sum4)
{
- return (i32) u32x4_get0 ((u32x4) x);
+ sum4 += (u32x4) u8x16_align_right (sum4, sum4, 8);
+ sum4 += (u32x4) u8x16_align_right (sum4, sum4, 4);
+ return sum4[0];
}
-/* Converts all ones/zeros compare mask to bitmap. */
-always_inline u32
-u8x16_compare_byte_mask (u8x16 x)
+static_always_inline u8x16
+u8x16_shuffle (u8x16 v, u8x16 m)
{
- return _mm_movemask_epi8 ((__m128i) x);
+ return (u8x16) _mm_shuffle_epi8 ((__m128i) v, (__m128i) m);
}
-extern u8 u32x4_compare_word_mask_table[256];
-
-always_inline u32
-u32x4_compare_word_mask (u32x4 x)
+static_always_inline u32x4
+u32x4_shuffle (u32x4 v, const int a, const int b, const int c, const int d)
{
- u32 m = u8x16_compare_byte_mask ((u8x16) x);
- return (u32x4_compare_word_mask_table[(m >> 0) & 0xff]
- | (u32x4_compare_word_mask_table[(m >> 8) & 0xff] << 2));
+#if defined(__clang__) || !__OPTIMIZE__
+ u32x4 r = { v[a], v[b], v[c], v[d] };
+ return r;
+#else
+ return (u32x4) _mm_shuffle_epi32 ((__m128i) v,
+ a | b << 2 | c << 4 | d << 6);
+#endif
}
-always_inline u32
-u8x16_zero_byte_mask (u8x16 x)
-{
- u8x16 zero = { 0 };
- return u8x16_compare_byte_mask (u8x16_is_equal (x, zero));
-}
+/* _from_ */
+/* *INDENT-OFF* */
+#define _(f,t,i) \
+static_always_inline t \
+t##_from_##f (f x) \
+{ return (t) _mm_cvt##i ((__m128i) x); }
+
+_(u8x16, u16x8, epu8_epi16)
+_(u8x16, u32x4, epu8_epi32)
+_(u8x16, u64x2, epu8_epi64)
+_(u16x8, u32x4, epu16_epi32)
+_(u16x8, u64x2, epu16_epi64)
+_(u32x4, u64x2, epu32_epi64)
+
+_(i8x16, i16x8, epi8_epi16)
+_(i8x16, i32x4, epi8_epi32)
+_(i8x16, i64x2, epi8_epi64)
+_(i16x8, i32x4, epi16_epi32)
+_(i16x8, i64x2, epi16_epi64)
+_(i32x4, i64x2, epi32_epi64)
+#undef _
+/* *INDENT-ON* */
-always_inline u32
-u16x8_zero_byte_mask (u16x8 x)
+static_always_inline u64x2
+u64x2_gather (void *p0, void *p1)
{
- u16x8 zero = { 0 };
- return u8x16_compare_byte_mask ((u8x16) u16x8_is_equal (x, zero));
+ u64x2 r = { *(u64 *) p0, *(u64 *) p1 };
+ return r;
}
-always_inline u32
-u32x4_zero_byte_mask (u32x4 x)
+static_always_inline u32x4
+u32x4_gather (void *p0, void *p1, void *p2, void *p3)
{
- u32x4 zero = { 0 };
- return u8x16_compare_byte_mask ((u8x16) u32x4_is_equal (x, zero));
+ u32x4 r = { *(u32 *) p0, *(u32 *) p1, *(u32 *) p2, *(u32 *) p3 };
+ return r;
}
-always_inline u8x16
-u8x16_max (u8x16 x, u8x16 y)
-{
- return (u8x16) _mm_max_epu8 ((__m128i) x, (__m128i) y);
-}
-always_inline u32
-u8x16_max_scalar (u8x16 x)
+static_always_inline void
+u64x2_scatter (u64x2 r, void *p0, void *p1)
{
- x = u8x16_max (x, u8x16_word_shift_right (x, 8));
- x = u8x16_max (x, u8x16_word_shift_right (x, 4));
- x = u8x16_max (x, u8x16_word_shift_right (x, 2));
- x = u8x16_max (x, u8x16_word_shift_right (x, 1));
- return _mm_extract_epi16 ((__m128i) x, 0) & 0xff;
+ *(u64 *) p0 = r[0];
+ *(u64 *) p1 = r[1];
}
-always_inline u8x16
-u8x16_min (u8x16 x, u8x16 y)
+static_always_inline void
+u32x4_scatter (u32x4 r, void *p0, void *p1, void *p2, void *p3)
{
- return (u8x16) _mm_min_epu8 ((__m128i) x, (__m128i) y);
+ *(u32 *) p0 = r[0];
+ *(u32 *) p1 = r[1];
+ *(u32 *) p2 = r[2];
+ *(u32 *) p3 = r[3];
}
-always_inline u8
-u8x16_min_scalar (u8x16 x)
+static_always_inline void
+u64x2_scatter_one (u64x2 r, int index, void *p)
{
- x = u8x16_min (x, u8x16_word_shift_right (x, 8));
- x = u8x16_min (x, u8x16_word_shift_right (x, 4));
- x = u8x16_min (x, u8x16_word_shift_right (x, 2));
- x = u8x16_min (x, u8x16_word_shift_right (x, 1));
- return _mm_extract_epi16 ((__m128i) x, 0) & 0xff;
+ *(u64 *) p = r[index];
}
-always_inline i16x8
-i16x8_max (i16x8 x, i16x8 y)
+static_always_inline void
+u32x4_scatter_one (u32x4 r, int index, void *p)
{
- return (i16x8) _mm_max_epi16 ((__m128i) x, (__m128i) y);
+ *(u32 *) p = r[index];
}
-always_inline i16
-i16x8_max_scalar (i16x8 x)
+static_always_inline u8x16
+u8x16_is_greater (u8x16 v1, u8x16 v2)
{
- x = i16x8_max (x, i16x8_word_shift_right (x, 4));
- x = i16x8_max (x, i16x8_word_shift_right (x, 2));
- x = i16x8_max (x, i16x8_word_shift_right (x, 1));
- return _mm_extract_epi16 ((__m128i) x, 0);
+ return (u8x16) _mm_cmpgt_epi8 ((__m128i) v1, (__m128i) v2);
}
-always_inline i16x8
-i16x8_min (i16x8 x, i16x8 y)
+static_always_inline u8x16
+u8x16_blend (u8x16 v1, u8x16 v2, u8x16 mask)
{
- return (i16x8) _mm_min_epi16 ((__m128i) x, (__m128i) y);
+ return (u8x16) _mm_blendv_epi8 ((__m128i) v1, (__m128i) v2, (__m128i) mask);
}
-always_inline i16
-i16x8_min_scalar (i16x8 x)
+static_always_inline u8x16
+u8x16_xor3 (u8x16 a, u8x16 b, u8x16 c)
{
- x = i16x8_min (x, i16x8_word_shift_right (x, 4));
- x = i16x8_min (x, i16x8_word_shift_right (x, 2));
- x = i16x8_min (x, i16x8_word_shift_right (x, 1));
- return _mm_extract_epi16 ((__m128i) x, 0);
+#if __AVX512F__
+ return (u8x16) _mm_ternarylogic_epi32 ((__m128i) a, (__m128i) b,
+ (__m128i) c, 0x96);
+#endif
+ return a ^ b ^ c;
}
-#undef _signed_binop
-
#endif /* included_vector_sse2_h */
/*
Code Review / vpp.git / blobdiff