From 137d4ca67bb525f2e2214cc42c2cb3866fc16dc4 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Mon, 31 Jan 2022 17:42:44 +0100 Subject: vppinfra: small optimization in clib_memset_u64 Type: improvement Change-Id: I4b89c32c224caf8a3a4ac94b26ecefffd26c7038 Signed-off-by: Damjan Marion --- src/vppinfra/string.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/vppinfra/string.h') diff --git a/src/vppinfra/string.h b/src/vppinfra/string.h index 8c5bea16393..0b187672816 100644 --- a/src/vppinfra/string.h +++ b/src/vppinfra/string.h @@ -320,9 +320,17 @@ clib_memset_u64 (void *p, u64 val, uword count) if (count == 0) return; #else +#if defined(CLIB_HAVE_VEC128) + u64x2 v = u64x2_splat (val); +#endif while (count >= 4) { +#if defined(CLIB_HAVE_VEC128) + u64x2_store_unaligned (v, ptr); + u64x2_store_unaligned (v, ptr + 2); +#else ptr[0] = ptr[1] = ptr[2] = ptr[3] = val; +#endif ptr += 4; count -= 4; } -- cgit 1.2.3-korg