Function core::arch::arm::dsp::__qdbl[][src]

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

插入 QADD 指令

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