https://bugreports.qt.io/browse/QTBUG-111698 https://bugs.gentoo.org/898644 From 5fe96c901cd1ecd3e53acedeb97efd38b6af49a4 Mon Sep 17 00:00:00 2001 From: Mike Gilbert Date: Wed, 1 Mar 2023 21:31:22 -0500 Subject: [PATCH] Don't error on partial support for x86-64 v3/v4 Bug: https://bugs.gentoo.org/898644 --- src/corelib/global/qsimd_p.h | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/src/corelib/global/qsimd_p.h b/src/corelib/global/qsimd_p.h index 1d12902a0a..1449d75d5c 100644 --- a/src/corelib/global/qsimd_p.h +++ b/src/corelib/global/qsimd_p.h @@ -227,11 +227,7 @@ asm( // macOS's fat binaries support the "x86_64h" sub-architecture and the GNU libc // ELF loader also supports a "haswell/" subdir (e.g., /usr/lib/haswell). # define ARCH_HASWELL_MACROS (__AVX2__ + __BMI2__ + __FMA__ + __LZCNT__) -# if ARCH_HASWELL_MACROS != 0 -# if ARCH_HASWELL_MACROS != 4 -# error "Please enable all x86-64-v3 extensions; you probably want to use -march=haswell or -march=x86-64-v3 instead of -mavx2" -# endif -static_assert(ARCH_HASWELL_MACROS, "Undeclared identifiers indicate which features are missing."); +# if ARCH_HASWELL_MACROS == 4 # define __haswell__ 1 # endif # undef ARCH_HASWELL_MACROS @@ -243,11 +239,7 @@ static_assert(ARCH_HASWELL_MACROS, "Undeclared identifiers indicate which featur // with AVX512 support and it includes all of these too. // # define ARCH_SKX_MACROS (__AVX512F__ + __AVX512BW__ + __AVX512CD__ + __AVX512DQ__ + __AVX512VL__) -# if ARCH_SKX_MACROS != 0 -# if ARCH_SKX_MACROS != 5 -# error "Please enable all x86-64-v4 extensions; you probably want to use -march=skylake-avx512 or -march=x86-64-v4 instead of -mavx512f" -# endif -static_assert(ARCH_SKX_MACROS, "Undeclared identifiers indicate which features are missing."); +# if ARCH_SKX_MACROS == 5 # define __skylake_avx512__ 1 # endif # undef ARCH_SKX_MACROS -- 2.39.2