From a625decfc91a0e973392c6d4f3339ff6b0615741 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Sun, 3 Jan 2021 03:11:22 -0500 Subject: [NSS hotpatch] Hard disable AVX2 in NSS Build System This should be ported to the NSS repo --- security/nss/coreconf/config.mk | 28 +++++----------------------- 1 file changed, 5 insertions(+), 23 deletions(-) (limited to 'security') diff --git a/security/nss/coreconf/config.mk b/security/nss/coreconf/config.mk index f071dab36..867dd5e88 100644 --- a/security/nss/coreconf/config.mk +++ b/security/nss/coreconf/config.mk @@ -139,29 +139,11 @@ endif ####################################################################### # Master "Core Components" macros for Hardware features # ####################################################################### -ifndef NSS_DISABLE_AVX2 - ifneq ($(CPU_ARCH),x86_64) - # Disable AVX2 entirely on non-Intel platforms - NSS_DISABLE_AVX2 = 1 - $(warning CPU_ARCH is not x86_64, disabling -mavx2) - else - # Clang reports its version as an older gcc, but it's OK - ifndef CC_IS_CLANG - ifneq (,$(filter 0 1 2 3,$(word 1,$(GCC_VERSION)))) - NSS_DISABLE_AVX2 = 1 - endif - ifeq (4,$(word 1,$(GCC_VERSION))) - ifeq (,$(filter 8 9,$(word 2,$(GCC_VERSION)))) - NSS_DISABLE_AVX2 = 1 - endif - endif - endif - ifeq (1,$(NSS_DISABLE_AVX2)) - $(warning Unable to find gcc 4.8 or greater, disabling -mavx2) - export NSS_DISABLE_AVX2 - endif - endif -endif #ndef NSS_DISABLE_AVX2 +# NSS Build system does not properly support MozillaBuild 2 MSYS1 +# So we simply aren't going to enable AVX2 at all +# Plus there seems to be an issue with it anyway for other reasons +NSS_DISABLE_AVX2 = 1 +export NSS_DISABLE_AVX2 ####################################################################### # [15.0] Dependencies. -- cgit v1.2.3