From 64d98f8ee037282c35007b64c2649055c56af1db Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:03 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- src/test/ui/simd/intrinsic/generic-gather-pass.rs | 141 ---------------------- 1 file changed, 141 deletions(-) delete mode 100644 src/test/ui/simd/intrinsic/generic-gather-pass.rs (limited to 'src/test/ui/simd/intrinsic/generic-gather-pass.rs') diff --git a/src/test/ui/simd/intrinsic/generic-gather-pass.rs b/src/test/ui/simd/intrinsic/generic-gather-pass.rs deleted file mode 100644 index 805caebe5..000000000 --- a/src/test/ui/simd/intrinsic/generic-gather-pass.rs +++ /dev/null @@ -1,141 +0,0 @@ -// run-pass -// ignore-emscripten - -// Test that the simd_{gather,scatter} intrinsics produce the correct results. - -#![feature(repr_simd, platform_intrinsics)] -#![allow(non_camel_case_types)] - -#[repr(simd)] -#[derive(Copy, Clone, PartialEq, Debug)] -struct x4(pub T, pub T, pub T, pub T); - -extern "platform-intrinsic" { - fn simd_gather(x: T, y: U, z: V) -> T; - fn simd_scatter(x: T, y: U, z: V) -> (); -} - -fn main() { - let mut x = [0_f32, 1., 2., 3., 4., 5., 6., 7.]; - - let default = x4(-3_f32, -3., -3., -3.); - let s_strided = x4(0_f32, 2., -3., 6.); - let mask = x4(-1_i32, -1, 0, -1); - - // reading from *const - unsafe { - let pointer = &x[0] as *const f32; - let pointers = x4( - pointer.offset(0) as *const f32, - pointer.offset(2), - pointer.offset(4), - pointer.offset(6) - ); - - let r_strided = simd_gather(default, pointers, mask); - - assert_eq!(r_strided, s_strided); - } - - // reading from *mut - unsafe { - let pointer = &mut x[0] as *mut f32; - let pointers = x4( - pointer.offset(0) as *mut f32, - pointer.offset(2), - pointer.offset(4), - pointer.offset(6) - ); - - let r_strided = simd_gather(default, pointers, mask); - - assert_eq!(r_strided, s_strided); - } - - // writing to *mut - unsafe { - let pointer = &mut x[0] as *mut f32; - let pointers = x4( - pointer.offset(0) as *mut f32, - pointer.offset(2), - pointer.offset(4), - pointer.offset(6) - ); - - let values = x4(42_f32, 43_f32, 44_f32, 45_f32); - simd_scatter(values, pointers, mask); - - assert_eq!(x, [42., 1., 43., 3., 4., 5., 45., 7.]); - } - - // test modifying array of *const f32 - let mut y = [ - &x[0] as *const f32, - &x[1] as *const f32, - &x[2] as *const f32, - &x[3] as *const f32, - &x[4] as *const f32, - &x[5] as *const f32, - &x[6] as *const f32, - &x[7] as *const f32 - ]; - - let default = x4(y[0], y[0], y[0], y[0]); - let s_strided = x4(y[0], y[2], y[0], y[6]); - - // reading from *const - unsafe { - let pointer = &y[0] as *const *const f32; - let pointers = x4( - pointer.offset(0) as *const *const f32, - pointer.offset(2), - pointer.offset(4), - pointer.offset(6) - ); - - let r_strided = simd_gather(default, pointers, mask); - - assert_eq!(r_strided, s_strided); - } - - // reading from *mut - unsafe { - let pointer = &mut y[0] as *mut *const f32; - let pointers = x4( - pointer.offset(0) as *mut *const f32, - pointer.offset(2), - pointer.offset(4), - pointer.offset(6) - ); - - let r_strided = simd_gather(default, pointers, mask); - - assert_eq!(r_strided, s_strided); - } - - // writing to *mut - unsafe { - let pointer = &mut y[0] as *mut *const f32; - let pointers = x4( - pointer.offset(0) as *mut *const f32, - pointer.offset(2), - pointer.offset(4), - pointer.offset(6) - ); - - let values = x4(y[7], y[6], y[5], y[1]); - simd_scatter(values, pointers, mask); - - let s = [ - &x[7] as *const f32, - &x[1] as *const f32, - &x[6] as *const f32, - &x[3] as *const f32, - &x[4] as *const f32, - &x[5] as *const f32, - &x[1] as *const f32, - &x[7] as *const f32 - ]; - assert_eq!(y, s); - } -} -- cgit v1.2.3