Function core::arch::arm::__qsub[][src]

pub unsafe fn __qsub(a: i32, b: i32) -> i32
🔬 This is a nightly-only experimental API. (stdsimd #48556)
This is supported on ARM only.
Expand description

有符号的饱和减法

返回 a - b 的 32 位饱和有符号等效项。 如果发生饱和,则设置 Q 标志。