| // Copyright 2015 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. |
| |
| |
| #![feature(repr_simd)] |
| #![allow(non_camel_case_types)] |
| |
| use std::mem; |
| |
| /// `T` should satisfy `size_of T (mod min_align_of T) === 0` to be stored at `Vec<T>` properly |
| /// Please consult the issue #20460 |
| fn check<T>() { |
| assert_eq!(mem::size_of::<T>() % mem::min_align_of::<T>(), 0) |
| } |
| |
| fn main() { |
| check::<u8x2>(); |
| check::<u8x3>(); |
| check::<u8x4>(); |
| check::<u8x5>(); |
| check::<u8x6>(); |
| check::<u8x7>(); |
| check::<u8x8>(); |
| |
| check::<i16x2>(); |
| check::<i16x3>(); |
| check::<i16x4>(); |
| check::<i16x5>(); |
| check::<i16x6>(); |
| check::<i16x7>(); |
| check::<i16x8>(); |
| |
| check::<f32x2>(); |
| check::<f32x3>(); |
| check::<f32x4>(); |
| check::<f32x5>(); |
| check::<f32x6>(); |
| check::<f32x7>(); |
| check::<f32x8>(); |
| } |
| |
| #[repr(simd)] struct u8x2(u8, u8); |
| #[repr(simd)] struct u8x3(u8, u8, u8); |
| #[repr(simd)] struct u8x4(u8, u8, u8, u8); |
| #[repr(simd)] struct u8x5(u8, u8, u8, u8, u8); |
| #[repr(simd)] struct u8x6(u8, u8, u8, u8, u8, u8); |
| #[repr(simd)] struct u8x7(u8, u8, u8, u8, u8, u8, u8); |
| #[repr(simd)] struct u8x8(u8, u8, u8, u8, u8, u8, u8, u8); |
| |
| #[repr(simd)] struct i16x2(i16, i16); |
| #[repr(simd)] struct i16x3(i16, i16, i16); |
| #[repr(simd)] struct i16x4(i16, i16, i16, i16); |
| #[repr(simd)] struct i16x5(i16, i16, i16, i16, i16); |
| #[repr(simd)] struct i16x6(i16, i16, i16, i16, i16, i16); |
| #[repr(simd)] struct i16x7(i16, i16, i16, i16, i16, i16, i16); |
| #[repr(simd)] struct i16x8(i16, i16, i16, i16, i16, i16, i16, i16); |
| |
| #[repr(simd)] struct f32x2(f32, f32); |
| #[repr(simd)] struct f32x3(f32, f32, f32); |
| #[repr(simd)] struct f32x4(f32, f32, f32, f32); |
| #[repr(simd)] struct f32x5(f32, f32, f32, f32, f32); |
| #[repr(simd)] struct f32x6(f32, f32, f32, f32, f32, f32); |
| #[repr(simd)] struct f32x7(f32, f32, f32, f32, f32, f32, f32); |
| #[repr(simd)] struct f32x8(f32, f32, f32, f32, f32, f32, f32, f32); |