src/test/run-pass/simd-upgraded.rs

   1 // Copyright 2016 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 // Test that removed LLVM SIMD intrinsics continue
  12 // to work via the "AutoUpgrade" mechanism.
  13
  14 #![feature(cfg_target_feature, repr_simd)]
  15 #![feature(platform_intrinsics, stmt_expr_attributes)]
  16
  17 #[repr(simd)]
  18 #[derive(PartialEq, Debug)]
  19 struct i16x8(i16, i16, i16, i16, i16, i16, i16, i16);
  20
  21 fn main() {
  22     #[cfg(target_feature = "sse2")] unsafe {
  23         extern "platform-intrinsic" {
  24             fn x86_mm_min_epi16(x: i16x8, y: i16x8) -> i16x8;
  25         }
  26         assert_eq!(x86_mm_min_epi16(i16x8(0, 1, 2, 3, 4, 5, 6, 7),
  27                                     i16x8(7, 6, 5, 4, 3, 2, 1, 0)),
  28                                     i16x8(0, 1, 2, 3, 3, 2, 1, 0));
  29     };
  30 }