| // Copyright 2017 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // run-pass |
| // ignore-emscripten FIXME(#45351) |
| |
| #![feature(platform_intrinsics, repr_simd)] |
| |
| extern "platform-intrinsic" { |
| fn simd_shuffle2<T, U>(x: T, y: T, idx: [u32; 2]) -> U; |
| } |
| |
| #[repr(simd)] |
| #[derive(Clone, Copy)] |
| #[allow(non_camel_case_types)] |
| struct u64x2(u64, u64); |
| |
| fn main() { |
| let a = u64x2(1, 2); |
| let r: u64x2 = unsafe { simd_shuffle2(a, a, [0-0, 0-0]) }; |
| assert_eq!(r.0, 1); |
| assert_eq!(r.1, 1); |
| } |
