| // Copyright 2016 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. |
| |
| // compile-flags: -C no-prepopulate-passes |
| |
| #![crate_type = "lib"] |
| |
| #![feature(repr_simd, platform_intrinsics)] |
| #[allow(non_camel_case_types)] |
| |
| #[repr(simd)] |
| #[derive(Copy, Clone, PartialEq, Debug)] |
| pub struct f32x4(pub f32, pub f32, pub f32, pub f32); |
| |
| #[repr(simd)] |
| #[derive(Copy, Clone, PartialEq, Debug)] |
| pub struct b8x4(pub i8, pub i8, pub i8, pub i8); |
| |
| extern "platform-intrinsic" { |
| fn simd_select<T, U>(x: T, a: U, b: U) -> U; |
| } |
| |
| // CHECK-LABEL: @select |
| #[no_mangle] |
| pub unsafe fn select(m: b8x4, a: f32x4, b: f32x4) -> f32x4 { |
| // CHECK: select <4 x i1> |
| simd_select(m, a, b) |
| } |