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vppinfra: add 128-bit and 512-bit a ^ b ^ c shortcut
[vpp.git]
/
src
/
vppinfra
/
vector_sse42.h
diff --git
a/src/vppinfra/vector_sse42.h
b/src/vppinfra/vector_sse42.h
index
0c1b2f0
..
e75580e
100644
(file)
--- a/
src/vppinfra/vector_sse42.h
+++ b/
src/vppinfra/vector_sse42.h
@@
-635,6
+635,15
@@
u16x8_byte_swap (u16x8 v)
return (u16x8) _mm_shuffle_epi8 ((__m128i) v, (__m128i) swap);
}
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)
{
static_always_inline u32x4
u32x4_hadd (u32x4 v1, u32x4 v2)
{
@@
-737,6
+746,15
@@
u8x16_blend (u8x16 v1, u8x16 v2, u8x16 mask)
return (u8x16) _mm_blendv_epi8 ((__m128i) v1, (__m128i) v2, (__m128i) 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 */
#endif /* included_vector_sse2_h */