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| author | Trevor Saunders <tsaunders@mozilla.com> | 2014-05-17 23:08:00 +0000 |
|---|---|---|
| committer | Trevor Saunders <tbsaunde@gcc.gnu.org> | 2014-05-17 23:08:00 +0000 |
| commit | de49ce19cc37f620ee42caabda56f71bcb350887 (patch) | |
| tree | 10dcc038bf8bcfb0dd6268ffbf36527b525bfb4e /libgfortran/io/io.h | |
| parent | 04eec9877832c7cbb0ed270f700db8e5e3f25c93 (diff) | |
| download | gcc-de49ce19cc37f620ee42caabda56f71bcb350887.zip gcc-de49ce19cc37f620ee42caabda56f71bcb350887.tar.gz gcc-de49ce19cc37f620ee42caabda56f71bcb350887.tar.bz2 | |
add finalizers to ggc
This implements finalizers by keeping a list of registered finalizers
and after every mark but before sweeping check to see if any of them are
for unmarked blocks.
gcc/ChangeLog:
* ggc-common.c (ggc_internal_cleared_alloc): Adjust.
* ggc-none.c (ggc_internal_alloc): Assert if a finalizer is passed.
(ggc_internal_cleared_alloc): Likewise.
* ggc-page.c (finalizer): New class.
(vec_finalizer): Likewise.
(globals::finalizers): New member.
(globals::vec_finalizers): Likewise.
(ggc_internal_alloc): Record the finalizer if any for the block being
allocated.
(ggc_handle_finalizers): New function.
(ggc_collect): Call ggc_handle_finalizers.
* ggc.h (ggc_internal_alloc): Add arguments to allow installing a
finalizer.
(ggc_internal_cleared_alloc): Likewise.
(finalize): New function.
(need_finalization_p): Likewise.
(ggc_alloc): Install the type's destructor as the finalizer if it
might do something.
(ggc_cleared_alloc): Likewise.
(ggc_vec_alloc): Likewise.
(ggc_cleared_vec_alloc): Likewise.
From-SVN: r210568
Diffstat (limited to 'libgfortran/io/io.h')
0 files changed, 0 insertions, 0 deletions