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interpret: support for per-byte provenance

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This commit is contained in:
Ralf Jung 2022-11-06 13:00:09 +01:00
parent 452cf4f710
commit 2cef9e3d19
18 changed files with 506 additions and 291 deletions
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6
compiler/rustc_monomorphize/src/collector.rs
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@ -456,7 +456,7 @@ fn collect_items_rec<'tcx>(
recursion_depth_reset = None;
if let Ok(alloc) = tcx.eval_static_initializer(def_id) {
for &id in alloc.inner().provenance().values() {
for &id in alloc.inner().provenance().ptrs().values() {
collect_miri(tcx, id, &mut neighbors);
}
}
@ -1404,7 +1404,7 @@ fn collect_miri<'tcx>(tcx: TyCtxt<'tcx>, alloc_id: AllocId, output: &mut MonoIte
}
GlobalAlloc::Memory(alloc) => {
trace!("collecting {:?} with {:#?}", alloc_id, alloc);
for &inner in alloc.inner().provenance().values() {
for &inner in alloc.inner().provenance().ptrs().values() {
rustc_data_structures::stack::ensure_sufficient_stack(|| {
collect_miri(tcx, inner, output);
});
@ -1443,7 +1443,7 @@ fn collect_const_value<'tcx>(
match value {
ConstValue::Scalar(Scalar::Ptr(ptr, _size)) => collect_miri(tcx, ptr.provenance, output),
ConstValue::Slice { data: alloc, start: _, end: _ } | ConstValue::ByRef { alloc, .. } => {
for &id in alloc.inner().provenance().values() {
for &id in alloc.inner().provenance().ptrs().values() {
collect_miri(tcx, id, output);
}
}