Commit 6b14c517 authored by Kefeng Wang's avatar Kefeng Wang Committed by Catalin Marinas

arm64: Add support ARCH_SUPPORTS_INT128

The gcc support __SIZEOF_INT128__ and __int128 in arm64, thus,
enable ARCH_SUPPORTS_INT128 to make mul_u64_u32_shr() a bit
more efficient in scheduler.
Signed-off-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 7ceb3a10
...@@ -11,6 +11,7 @@ config ARM64 ...@@ -11,6 +11,7 @@ config ARM64
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_USE_CMPXCHG_LOCKREF select ARCH_USE_CMPXCHG_LOCKREF
select ARCH_SUPPORTS_ATOMIC_RMW select ARCH_SUPPORTS_ATOMIC_RMW
select ARCH_SUPPORTS_INT128
select ARCH_SUPPORTS_NUMA_BALANCING select ARCH_SUPPORTS_NUMA_BALANCING
select ARCH_WANT_OPTIONAL_GPIOLIB select ARCH_WANT_OPTIONAL_GPIOLIB
select ARCH_WANT_COMPAT_IPC_PARSE_VERSION select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
......
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