| // compile-flags: -C no-prepopulate-passes |
| // only-64bit (because the LLVM type of i64 for usize shows up) |
| // |
| |
| #![crate_type = "lib"] |
| #![feature(repr_simd, platform_intrinsics)] |
| |
| extern "platform-intrinsic" { |
| pub(crate) fn simd_arith_offset<T, U>(ptrs: T, offsets: U) -> T; |
| } |
| |
| /// A vector of *const T. |
| #[derive(Debug, Copy, Clone)] |
| #[repr(simd)] |
| pub struct SimdConstPtr<T, const LANES: usize>([*const T; LANES]); |
| |
| #[derive(Debug, Copy, Clone)] |
| #[repr(simd)] |
| pub struct Simd<T, const LANES: usize>([T; LANES]); |
| |
| // CHECK-LABEL: smoke |
| #[no_mangle] |
| pub fn smoke(ptrs: SimdConstPtr<u8, 8>, offsets: Simd<usize, 8>) -> SimdConstPtr<u8, 8> { |
| // CHECK: getelementptr i8, <8 x {{i8\*|ptr}}> %1, <8 x i64> %2 |
| unsafe { simd_arith_offset(ptrs, offsets) } |
| } |