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Claim the node frame once and close every exit through its drop

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This commit is contained in:
Dennis Kobert
2026-08-28 19:11:38 +00:00
parent f4d37524c8
commit aef750153b
4 changed files with 242 additions and 163 deletions
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51
node-graph/nodes/math/src/lib.rs
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@@ -1064,6 +1064,23 @@ mod graphene_test {
unsafe { layout.rec(value).element::<T>() }
}
fn out_layout<T: Clone + Send + Sync + core_types::StaticTypeSized>() -> Layout
where
<T as core_types::StaticTypeSized>::Static: Clone + Send + Sync,
{
Layout::default().with_writes(0, core_types::record::element_write::<T>(), &[])
}
fn installed<N: Node<ContextImpl<'static>>>(mut node: N, layout: &Layout) -> N {
node.set_layout(core_types::record::RecordLayout {
frame_bytes: layout.frame_bytes(),
plan: Vec::new(),
layout: layout.clone(),
lane_invariant: u32::MAX,
});
node
}
#[test]
fn generated_add_evaluates_through_the_node_path() {
let arena = Arena::new(64).unwrap();
@@ -1072,8 +1089,8 @@ mod graphene_test {
let (a, la) = lifted(SourceNode(1.0f64));
let (b, lb) = lifted(SourceNode(2.0f64));
let graph = AddNode::<_, _, f64, f64>::new(a, b, &la, &lb);
let out = Node::<ContextImpl>::layout(&graph).clone();
let out = out_layout::<f64>();
let graph = installed(AddNode::<_, _, f64, f64>::new(a, b, &la, &lb), &out);
reserve_for(&[&la, &lb, &out]);
let GPoll::Final(value) = Node::eval(&graph, &ctx) else {
@@ -1090,12 +1107,12 @@ mod graphene_test {
let (index, li) = lifted(IndexNode);
let (src, ls) = lifted(SourceNode(10.0f64));
let node = AddNode::<_, _, f64, f64>::new(index, src, &li, &ls);
let out = Node::<ContextImpl>::layout(&node).clone();
let out = out_layout::<f64>();
let node = installed(AddNode::<_, _, f64, f64>::new(index, src, &li, &ls), &out);
reserve_for(&[&li, &ls, &out]);
let erased: Box<ErasedRecordNode> = Box::new(node);
// One u64 word per lane: the uninstalled layout keeps the f64 inline.
// One u64 word per lane at the element-only layout.
let mut scratch = [const { MaybeUninit::uninit() }; 4];
let status = erased.eval_batch(&ctx, 2..6, Some(&mut scratch));
let BatchStatus::Filled(batch, finality, _) = status else {
@@ -1114,8 +1131,14 @@ mod graphene_test {
let ctx = ContextImpl::root(&scope);
let entries = super::_logical_or_mod::logical_or_entries();
let wired = construct(&entries[0], vec![record_value_edge(true), record_value_edge(false)]).unwrap();
let layout = wired.layout().clone();
let mut wired = construct(&entries[0], vec![record_value_edge(true), record_value_edge(false)]).unwrap();
let layout = out_layout::<bool>();
wired.set_layout(core_types::record::RecordLayout {
frame_bytes: layout.frame_bytes(),
plan: Vec::new(),
layout: layout.clone(),
lane_invariant: u32::MAX,
});
let edge = wired.downcast_record::<bool>().unwrap();
reserve_for(&[&layout]);
@@ -1154,8 +1177,14 @@ mod graphene_test {
);
assert_eq!(entries[3].io.return_value, core_types::registry::record_type::<DVec2>());
let wired = construct(&entries[0], vec![record_value_edge(1.5f64), record_value_edge(2.5f64)]).unwrap();
let layout = wired.layout().clone();
let mut wired = construct(&entries[0], vec![record_value_edge(1.5f64), record_value_edge(2.5f64)]).unwrap();
let layout = out_layout::<f64>();
wired.set_layout(core_types::record::RecordLayout {
frame_bytes: layout.frame_bytes(),
plan: Vec::new(),
layout: layout.clone(),
lane_invariant: u32::MAX,
});
let edge = wired.downcast_record::<f64>().unwrap();
reserve_for(&[&layout]);
@@ -1306,8 +1335,8 @@ mod graphene_test {
let (fallback, lfb) = lifted(FallbackNode);
let (src, ls) = lifted(SourceNode(5.0f64));
let graph = AddNode::<_, _, f64, f64>::new(fallback, src, &lfb, &ls);
let out = Node::<ContextImpl>::layout(&graph).clone();
let out = out_layout::<f64>();
let graph = installed(AddNode::<_, _, f64, f64>::new(fallback, src, &lfb, &ls), &out);
reserve_for(&[&lfb, &ls, &out]);
let GPoll::Fallback(boxed) = Node::eval(&graph, &ctx) else {