From 162330f25aeec09694fffaaa31ba9b318620eb9c Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Wed, 29 Apr 2020 21:28:15 +0200 Subject: build: rework x86 CPU variants Type: improvement Change-Id: Ief243f88e654e578ef9b8060fcf535b364aececb Signed-off-by: Damjan Marion --- src/vppinfra/cpu.h | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) (limited to 'src/vppinfra/cpu.h') diff --git a/src/vppinfra/cpu.h b/src/vppinfra/cpu.h index 7bd5dfe9722..dc73c90ca34 100644 --- a/src/vppinfra/cpu.h +++ b/src/vppinfra/cpu.h @@ -132,6 +132,9 @@ _ (x86_aes, 1, ecx, 25) \ _ (sha, 7, ebx, 29) \ _ (vaes, 7, ecx, 9) \ _ (vpclmulqdq, 7, ecx, 10) \ +_ (avx512_vnni, 7, ecx, 11) \ +_ (avx512_bitalg, 7, ecx, 12) \ +_ (avx512_vpopcntdq, 7, ecx, 14) \ _ (invariant_tsc, 0x80000007, edx, 8) @@ -245,15 +248,23 @@ clib_cpu_supports_aes () } static inline int -clib_cpu_march_priority_avx512 () +clib_cpu_march_priority_icl () +{ + if (clib_cpu_supports_avx512_bitalg ()) + return 200; + return -1; +} + +static inline int +clib_cpu_march_priority_skx () { if (clib_cpu_supports_avx512f ()) - return 20; + return 100; return -1; } static inline int -clib_cpu_march_priority_avx2 () +clib_cpu_march_priority_hsw () { if (clib_cpu_supports_avx2 ()) return 50; -- cgit 1.2.3-korg