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authorBenoît Ganne <bganne@cisco.com>2022-03-21 15:01:41 +0100
committerDamjan Marion <dmarion@me.com>2022-03-23 18:33:03 +0000
commit495c320a7f06c9ddf2693a4ea9dcbce36e6829de (patch)
tree9b61040b0473133a3671cc3223044969c38d8196 /src/vppinfra/bihash_40_8.h
parentd24b86ecce5ab43f4859ed139ce863f5a5c69853 (diff)
vppinfra: fix bihash key comparison for 512-bits vectors
bihash keys are less than 64-bytes, do not overflow. Type: fix Change-Id: Ic55407eb9ccca38058f7e62b363ec05c8445fbcb Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'src/vppinfra/bihash_40_8.h')
-rw-r--r--src/vppinfra/bihash_40_8.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/vppinfra/bihash_40_8.h b/src/vppinfra/bihash_40_8.h
index 1fb344fdeeb..f64784f0488 100644
--- a/src/vppinfra/bihash_40_8.h
+++ b/src/vppinfra/bihash_40_8.h
@@ -78,9 +78,8 @@ static inline int
clib_bihash_key_compare_40_8 (u64 * a, u64 * b)
{
#if defined (CLIB_HAVE_VEC512)
- u64x8 v;
- v = u64x8_load_unaligned (a) ^ u64x8_load_unaligned (b);
- return (u64x8_is_zero_mask (v) & 0x1f) == 0;
+ return u64x8_is_equal (u64x8_mask_load_zero (a, 0x1f),
+ u64x8_mask_load_zero (b, 0x1f));
#elif defined (CLIB_HAVE_VEC256)
u64x4 v = { a[4] ^ b[4], 0, 0, 0 };
v |= u64x4_load_unaligned (a) ^ u64x4_load_unaligned (b);