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| author | David Eichmann <EichmannD@gmail.com> | 2020-11-06 16:01:33 +0000 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2020-11-10 10:27:35 -0500 |
| commit | 7814cd5bb0d145c4d83d7566885bdc3992b63d0c (patch) | |
| tree | 205f5a29b4e340d25d78e7c9e4b73a2f80d4db2d /includes | |
| parent | 4c407f6e71f096835f8671e2d3ea6bda38074314 (diff) | |
| download | haskell-7814cd5bb0d145c4d83d7566885bdc3992b63d0c.tar.gz | |
ghc-heap: expose decoding from heap representation
Co-authored-by: Sven Tennie <sven.tennie@gmail.com>
Co-authored-by: Matthew Pickering <matthewtpickering@gmail.com>
Co-authored-by: Ben Gamari <bgamari.foss@gmail.com>
Diffstat (limited to 'includes')
| -rw-r--r-- | includes/rts/storage/Heap.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/includes/rts/storage/Heap.h b/includes/rts/storage/Heap.h index 2e908279bf..7a35941656 100644 --- a/includes/rts/storage/Heap.h +++ b/includes/rts/storage/Heap.h @@ -16,3 +16,12 @@ void heap_view_closure_ptrs_in_pap_payload(StgClosure *ptrs[], StgWord *nptrs , StgClosure *fun, StgClosure **payload, StgWord size); StgWord heap_view_closureSize(StgClosure *closure); + +/* + * Collect the pointers of a closure into the given array. `size` should be + * large enough to hold all collected pointers e.g. + * `heap_view_closureSize(closure)`. Returns the number of pointers collected. + * The caller must ensure that `closure` is not modified (or moved by the GC) + * for the duration of the call to `collect_pointers`. + */ +StgWord collect_pointers(StgClosure *closure, StgWord size, StgClosure *ptrs[]); |