From d71ec87a12a16b0d9929900af51f6469f8c65d02 Mon Sep 17 00:00:00 2001
From: Russel Arbore <russel.jma@gmail.com>
Date: Tue, 25 Feb 2025 15:02:26 -0600
Subject: [PATCH] increase alignment of AlignedSlice
---
juno_samples/rodinia/cfd/src/setup.rs | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/juno_samples/rodinia/cfd/src/setup.rs b/juno_samples/rodinia/cfd/src/setup.rs
index ad2ee961..b996f057 100644
--- a/juno_samples/rodinia/cfd/src/setup.rs
+++ b/juno_samples/rodinia/cfd/src/setup.rs
@@ -20,11 +20,11 @@ pub const VAR_DENSITY_ENERGY: usize = VAR_MOMENTUM + NDIM;
pub const NVAR: usize = VAR_DENSITY_ENERGY + 1;
pub const deg_angle_of_attack: f32 = 0.0;
-#[repr(align(32))]
-struct Alignment([u8; 32]);
+#[repr(align(64))]
+struct Alignment([u8; 64]);
// An aligned slice is stored as a boxed slice and an offset number of elements
-// that we skip over to get the desired alignment (of 32 bytes)
+// that we skip over to get the desired alignment (of 64 bytes)
pub struct AlignedSlice<T> {
slice: Box<[T]>,
offset: usize,
@@ -37,8 +37,8 @@ where
{
pub fn of_len(len: usize) -> Self {
// The maximum number of elements that may be waisted in getting the alignment we need is
- // (32 - alignment of T) / size of T
- let extra_elements = (32 - std::mem::align_of::<T>()) / std::mem::size_of::<T>();
+ // (64 - alignment of T) / size of T
+ let extra_elements = (64 - std::mem::align_of::<T>()) / std::mem::size_of::<T>();
let slice: Box<[T]> = (0..len + extra_elements)
.map(|_| Default::default())
.collect();
--
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