X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvppinfra%2Fvector_sse42.h;h=e75580e60269ad9d908e2dc7f31f998fd1336b1f;hb=f75defa7676759fa81ae75e7edd492572c6b8fd6;hp=5d6a47d3915dfef901460e2a5584a52f6171015c;hpb=0724357f6d05116e8d73f83e5743d91a1597990f;p=vpp.git

diff --git a/src/vppinfra/vector_sse42.h b/src/vppinfra/vector_sse42.h
index 5d6a47d3915..e75580e6026 100644
--- a/src/vppinfra/vector_sse42.h
+++ b/src/vppinfra/vector_sse42.h
@@ -78,6 +78,20 @@ t##s##x##c##_is_all_equal (t##s##x##c v, t##s 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
@@ -520,12 +534,6 @@ u32x4_zero_byte_mask (u32x4 x)
   return u8x16_compare_byte_mask ((u8x16) (x == zero));
 }
 
-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)
 {
@@ -536,12 +544,6 @@ u8x16_max_scalar (u8x16 x)
   return _mm_extract_epi16 ((__m128i) x, 0) & 0xff;
 }
 
-always_inline u8x16
-u8x16_min (u8x16 x, u8x16 y)
-{
-  return (u8x16) _mm_min_epu8 ((__m128i) x, (__m128i) y);
-}
-
 always_inline u8
 u8x16_min_scalar (u8x16 x)
 {
@@ -552,12 +554,6 @@ u8x16_min_scalar (u8x16 x)
   return _mm_extract_epi16 ((__m128i) x, 0) & 0xff;
 }
 
-always_inline i16x8
-i16x8_max (i16x8 x, i16x8 y)
-{
-  return (i16x8) _mm_max_epi16 ((__m128i) x, (__m128i) y);
-}
-
 always_inline i16
 i16x8_max_scalar (i16x8 x)
 {
@@ -567,12 +563,6 @@ i16x8_max_scalar (i16x8 x)
   return _mm_extract_epi16 ((__m128i) x, 0);
 }
 
-always_inline i16x8
-i16x8_min (i16x8 x, i16x8 y)
-{
-  return (i16x8) _mm_min_epi16 ((__m128i) x, (__m128i) y);
-}
-
 always_inline i16
 i16x8_min_scalar (i16x8 x)
 {
@@ -582,6 +572,41 @@ i16x8_min_scalar (i16x8 x)
   return _mm_extract_epi16 ((__m128i) x, 0);
 }
 
+#define u8x16_align_right(a, b, imm) \
+  (u8x16) _mm_alignr_epi8 ((__m128i) a, (__m128i) b, imm)
+
+static_always_inline u32
+u32x4_min_scalar (u32x4 v)
+{
+  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];
+}
+
+static_always_inline u32
+u32x4_max_scalar (u32x4 v)
+{
+  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];
+}
+
+static_always_inline u32
+i32x4_min_scalar (i32x4 v)
+{
+  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];
+}
+
+static_always_inline u32
+i32x4_max_scalar (i32x4 v)
+{
+  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];
+}
+
 static_always_inline u16
 u8x16_msb_mask (u8x16 v)
 {
@@ -592,6 +617,15 @@ u8x16_msb_mask (u8x16 v)
 
 #undef _signed_binop
 
+static_always_inline u32x4
+u32x4_byte_swap (u32x4 v)
+{
+  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);
+}
+
 static_always_inline u16x8
 u16x8_byte_swap (u16x8 v)
 {
@@ -601,6 +635,15 @@ u16x8_byte_swap (u16x8 v)
   return (u16x8) _mm_shuffle_epi8 ((__m128i) v, (__m128i) swap);
 }
 
+static_always_inline u8x16
+u8x16_reflect (u8x16 v)
+{
+  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);
+}
+
 static_always_inline u32x4
 u32x4_hadd (u32x4 v1, u32x4 v2)
 {
@@ -691,6 +734,27 @@ u32x4_scatter_one (u32x4 r, int index, void *p)
   *(u32 *) p = r[index];
 }
 
+static_always_inline u8x16
+u8x16_is_greater (u8x16 v1, u8x16 v2)
+{
+  return (u8x16) _mm_cmpgt_epi8 ((__m128i) v1, (__m128i) v2);
+}
+
+static_always_inline u8x16
+u8x16_blend (u8x16 v1, u8x16 v2, u8x16 mask)
+{
+  return (u8x16) _mm_blendv_epi8 ((__m128i) v1, (__m128i) v2, (__m128i) mask);
+}
+
+static_always_inline u8x16
+u8x16_xor3 (u8x16 a, u8x16 b, u8x16 c)
+{
+#if __AVX512F__
+  return (u8x16) _mm_ternarylogic_epi32 ((__m128i) a, (__m128i) b,
+					 (__m128i) c, 0x96);
+#endif
+  return a ^ b ^ c;
+}
 
 #endif /* included_vector_sse2_h */