Function __lsx_vfcvth_d_s
pub(in ::core_arch::loongarch64::lsx::generated) unsafe extern ""llvm-intrinsic"" fn __lsx_vfcvth_d_s(a: __v4f32) -> __v2f64__lsx_vfcvth_d_spub(in ::core_arch::loongarch64::lsx::generated) unsafe extern ""llvm-intrinsic"" fn __lsx_vfcvth_d_s(a: __v4f32) -> __v2f64