pub unsafe fn lasx_xvstelm_d(
    a: v4i64,
    mem_addr: *mut i8,
    const IMM_S8: i32,
    const IMM1: u32
)
🔬This is a nightly-only experimental API. (stdarch_loongarch #117427)
Available on LoongArch LA64 and target feature lasx only.