Messages in this thread | | | From | Huacai Chen <> | Date | Fri, 29 Mar 2024 10:09:54 +0800 | Subject | Re: [PATCH] LoongArch: Select ARCH_SUPPORTS_INT128 if CC_HAS_INT128 |
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Queued for loongarch-next, thanks.
Huacai
On Thu, Mar 28, 2024 at 1:18 AM Xi Ruoyao <xry111@xry111.site> wrote: > > This allows compiling a full 128-bit product of two 64-bit integers as > a mul/mulh pair, instead of a nasty long sequence of 20+ instructions. > > Signed-off-by: Xi Ruoyao <xry111@xry111.site> > --- > arch/loongarch/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig > index a5f300ec6f28..5a769bb92d7c 100644 > --- a/arch/loongarch/Kconfig > +++ b/arch/loongarch/Kconfig > @@ -56,6 +56,7 @@ config LOONGARCH > select ARCH_SUPPORTS_ACPI > select ARCH_SUPPORTS_ATOMIC_RMW > select ARCH_SUPPORTS_HUGETLBFS > + select ARCH_SUPPORTS_INT128 if CC_HAS_INT128 > select ARCH_SUPPORTS_LTO_CLANG > select ARCH_SUPPORTS_LTO_CLANG_THIN > select ARCH_SUPPORTS_NUMA_BALANCING > -- > 2.44.0 > >
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