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| author | David Eichmann <EichmannD@gmail.com> | 2020-11-06 16:01:33 +0000 |
|---|---|---|
| committer | David Eichmann <EichmannD@gmail.com> | 2020-11-06 17:59:13 +0000 |
| commit | 4de4be2be940dba84f50abd91a67d78fc4615634 (patch) | |
| tree | 0ad898f9a8493bff88bb862834d989d524a67ed4 /includes | |
| parent | b1d2c1f3246b3740589a59bdf7648c13de47c32b (diff) | |
| download | haskell-wip/ghc-debug_getClosureFromHeapRep.tar.gz | |
ghc-heap: expose decoding from heap representationwip/ghc-debug_getClosureFromHeapRep
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[]); |