PERF-2 P3 bench: the coarsest level uses the CPU's red-black symmetric ordering (a nearly singular coarsest system settles on a smoother-dependent constant, which the prolongation doubled up every level: the 19 % disagreement)

2026-09-16 01:10:12 -05:00
parent 06a60b5fed
commit 3b7f8fb362
2 changed files with 16 additions and 6 deletions
@@ -292,12 +292,17 @@ fn batched_device_vcycle_go_no_go() {
            {
                let lv = &mut dev[depth - 1];
                let (k_i, n_cells_i, n_i, sw_i) = (k as i32, lv.n_cells as i32, lv.n as i32, 50i32);
+                let (n_red_i, n_black_i) = (lv.n_red as i32, lv.n_black as i32);
                unsafe {
                    stream
                        .launch_builder(&f_coarsest)
                        .arg(&k_i)
                        .arg(&n_cells_i)
                        .arg(&lv.cells)
+                        .arg(&n_red_i)
+                        .arg(&lv.red)
+                        .arg(&n_black_i)
+                        .arg(&lv.black)
                        .arg(&n_i)
                        .arg(&lv.ae)
                        .arg(&lv.aw)