X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvppinfra%2Fvector_neon.h;h=14930d664d5a3b80b1fe6297afcb8a4725e1605f;hb=4339c36157c0579c60963cea4bafd3ce2521d207;hp=37bd1bb0b01f8656f638921d9dbef212a34abee9;hpb=37c83785b692145b95fe4678f7d599527157217c;p=vpp.git

diff --git a/src/vppinfra/vector_neon.h b/src/vppinfra/vector_neon.h
index 37bd1bb0b01..14930d664d5 100644
--- a/src/vppinfra/vector_neon.h
+++ b/src/vppinfra/vector_neon.h
@@ -142,6 +142,69 @@ u8x16_msb_mask (u8x16 v)
   return (u16) (vgetq_lane_u64 (x64, 0) + (vgetq_lane_u64 (x64, 1) << 8));
 }
 
+static_always_inline u64x2
+u64x2_gather (void *p0, void *p1)
+{
+  u64x2 r = vdupq_n_u64 (*(u64 *) p0);
+  r = vsetq_lane_u64 (*(u64 *) p1, r, 1);
+  return r;
+}
+
+static_always_inline u32x4
+u32x4_gather (void *p0, void *p1, void *p2, void *p3)
+{
+  u32x4 r = vdupq_n_u32 (*(u32 *) p0);
+  r = vsetq_lane_u32 (*(u32 *) p1, r, 1);
+  r = vsetq_lane_u32 (*(u32 *) p2, r, 2);
+  r = vsetq_lane_u32 (*(u32 *) p3, r, 3);
+  return r;
+}
+
+static_always_inline void
+u64x2_scatter (u64x2 r, void *p0, void *p1)
+{
+  *(u64 *) p0 = vgetq_lane_u64 (r, 0);
+  *(u64 *) p1 = vgetq_lane_u64 (r, 1);
+}
+
+static_always_inline void
+u32x4_scatter (u32x4 r, void *p0, void *p1, void *p2, void *p3)
+{
+  *(u32 *) p0 = vgetq_lane_u32 (r, 0);
+  *(u32 *) p1 = vgetq_lane_u32 (r, 1);
+  *(u32 *) p2 = vgetq_lane_u32 (r, 2);
+  *(u32 *) p3 = vgetq_lane_u32 (r, 3);
+}
+
+static_always_inline u32
+u32x4_min_scalar (u32x4 v)
+{
+  return vminvq_u32 (v);
+}
+
+#define u8x16_word_shift_left(x,n)  vextq_u8(u8x16_splat (0), x, 16 - n)
+#define u8x16_word_shift_right(x,n) vextq_u8(x, u8x16_splat (0), n)
+
+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) vqtbl1q_u8 (v, mask);
+}
+
+static_always_inline u8x16
+u8x16_xor3 (u8x16 a, u8x16 b, u8x16 c)
+{
+#if __GNUC__ == 8 && __ARM_FEATURE_SHA3 == 1
+  u8x16 r;
+__asm__ ("eor3 %0.16b,%1.16b,%2.16b,%3.16b": "=w" (r): "0" (a), "w" (b), "w" (c):);
+  return r;
+#endif
+  return a ^ b ^ c;
+}
+
 #define CLIB_HAVE_VEC128_MSB_MASK
 
 #define CLIB_HAVE_VEC128_UNALIGNED_LOAD_STORE