From f2cfe1d28c093d2abeef0d86d73022d6c6deea24 Mon Sep 17 00:00:00 2001 From: Vincent Fazio Date: Thu, 27 Jul 2023 15:36:52 -0500 Subject: [PATCH] arch/Config.in.x86: drop AVX512 from alderlake Alder Lake CPUs have AVX512 support disabled [0]. To prevent potential issues, remove the AVX512 support advertisement. This puts Buildroot inline with the GCC options [1]. [0]: https://www.intel.com/content/www/us/en/support/articles/000089918/processors.html [1]: https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html Fixes: e7b94130 ("arch/Config.in.x86: add sapphirerapids, alderlake, rocketlake") Signed-off-by: Vincent Fazio Signed-off-by: Thomas Petazzoni (cherry picked from commit f82a65b15b1805b9cbde0220e68e0267d0dbdb2b) Signed-off-by: Peter Korsgaard --- arch/Config.in.x86 | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/Config.in.x86 b/arch/Config.in.x86 index c770ae3ffe..56ce1eb0cc 100644 --- a/arch/Config.in.x86 +++ b/arch/Config.in.x86 @@ -450,7 +450,6 @@ config BR2_x86_alderlake select BR2_X86_CPU_HAS_SSE42 select BR2_X86_CPU_HAS_AVX select BR2_X86_CPU_HAS_AVX2 - select BR2_X86_CPU_HAS_AVX512 select BR2_ARCH_NEEDS_GCC_AT_LEAST_11 config BR2_x86_rocketlake bool "rocketlake"