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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/simd/intrinsic/generic-as.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/simd/intrinsic/generic-as.rs')
-rw-r--r-- | tests/ui/simd/intrinsic/generic-as.rs | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/tests/ui/simd/intrinsic/generic-as.rs b/tests/ui/simd/intrinsic/generic-as.rs new file mode 100644 index 000000000..a975190a2 --- /dev/null +++ b/tests/ui/simd/intrinsic/generic-as.rs @@ -0,0 +1,48 @@ +// run-pass + +#![feature(repr_simd, platform_intrinsics)] + +extern "platform-intrinsic" { + fn simd_as<T, U>(x: T) -> U; +} + +#[derive(Copy, Clone)] +#[repr(simd)] +struct V<T>([T; 2]); + +fn main() { + unsafe { + let u = V::<u32>([u32::MIN, u32::MAX]); + let i: V<i16> = simd_as(u); + assert_eq!(i.0[0], u.0[0] as i16); + assert_eq!(i.0[1], u.0[1] as i16); + } + + unsafe { + let f = V::<f32>([f32::MIN, f32::MAX]); + let i: V<i16> = simd_as(f); + assert_eq!(i.0[0], f.0[0] as i16); + assert_eq!(i.0[1], f.0[1] as i16); + } + + unsafe { + let f = V::<f32>([f32::MIN, f32::MAX]); + let u: V<u8> = simd_as(f); + assert_eq!(u.0[0], f.0[0] as u8); + assert_eq!(u.0[1], f.0[1] as u8); + } + + unsafe { + let f = V::<f64>([f64::MIN, f64::MAX]); + let i: V<isize> = simd_as(f); + assert_eq!(i.0[0], f.0[0] as isize); + assert_eq!(i.0[1], f.0[1] as isize); + } + + unsafe { + let f = V::<f64>([f64::MIN, f64::MAX]); + let u: V<usize> = simd_as(f); + assert_eq!(u.0[0], f.0[0] as usize); + assert_eq!(u.0[1], f.0[1] as usize); + } +} |