Skip to content

add loop unrolling to MathArray2D #1872

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 9 commits into
base: development
Choose a base branch
from
Open

add loop unrolling to MathArray2D #1872

Changes from all commits
Commits
Show all changes
9 commits
Select commit Hold shift + click to select a range
3b39368
add loop unrolling to MathArray2D
zingale Oct 25, 2025
7928f28
don't unroll identity
zingale Oct 25, 2025
8ca8c49
only unroll zero
zingale Oct 26, 2025
2a9848a
try again
zingale Oct 26, 2025
42156d9
try here
zingale Oct 26, 2025
22b43ec
Merge branch 'development' into add_unroll_to_matharray
zingale Oct 31, 2025
c6136ca
Merge branch 'development' into add_unroll_to_matharray
zingale Nov 3, 2025
987ba8f
update unroll
zingale Nov 3, 2025
fc456c7
revert
zingale Nov 4, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 2 additions & 1 deletion interfaces/ArrayUtilities.H
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -37,9 +37,10 @@ namespace ArrayUtil
template <typename T, int XLO, int XHI, int YLO, int YHI>
struct MathArray2D
{
AMREX_GPU_HOST_DEVICE AMREX_INLINE
AMREX_GPU_HOST_DEVICE AMREX_FORCE_INLINE
void zero()
{
AMREX_UNROLL_LOOP(NET_LOOP_UNROLL_LEN)
for (int i = 0; i < (YHI-YLO+1)*(XHI-XLO+1); ++i) {
arr[i] = 0.0_rt;
}
Expand Down
Loading