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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/shuffle.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/shuffle.rs')
-rw-r--r-- | tests/ui/simd/shuffle.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/simd/shuffle.rs b/tests/ui/simd/shuffle.rs new file mode 100644 index 000000000..3592adfdc --- /dev/null +++ b/tests/ui/simd/shuffle.rs @@ -0,0 +1,24 @@ +//run-pass +#![feature(repr_simd, platform_intrinsics)] + +extern "platform-intrinsic" { + fn simd_shuffle<T, I, U>(a: T, b: T, i: I) -> U; +} + +#[derive(Copy, Clone)] +#[repr(simd)] +struct Simd<T, const N: usize>([T; N]); + +fn main() { + const I1: [u32; 4] = [0, 2, 4, 6]; + const I2: [u32; 2] = [1, 5]; + let a = Simd::<u8, 4>([0, 1, 2, 3]); + let b = Simd::<u8, 4>([4, 5, 6, 7]); + unsafe { + let x: Simd<u8, 4> = simd_shuffle(a, b, I1); + assert_eq!(x.0, [0, 2, 4, 6]); + + let y: Simd<u8, 2> = simd_shuffle(a, b, I2); + assert_eq!(y.0, [1, 5]); + } +} |