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author | Yury Gribov <y.gribov@samsung.com> | 2014-12-03 09:23:28 +0000 |
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committer | Yury Gribov <ygribov@gcc.gnu.org> | 2014-12-03 09:23:28 +0000 |
commit | e28f2090dbbb50728e9c0933df59e1788307f59b (patch) | |
tree | 1c2d2b5bc2b0c7ac4b2506c7c626622a96199bd0 /gcc/lra-assigns.c | |
parent | 45392c76508048665ea5ad3269b59894724d5cb5 (diff) | |
download | gcc-e28f2090dbbb50728e9c0933df59e1788307f59b.zip gcc-e28f2090dbbb50728e9c0933df59e1788307f59b.tar.gz gcc-e28f2090dbbb50728e9c0933df59e1788307f59b.tar.bz2 |
Improve optimization of ASan checks.
2014-12-03 Yury Gribov <y.gribov@samsung.com>
gcc/
* sanopt.c (maybe_get_single_definition): New function.
(maybe_get_dominating_check): Ditto.
(can_remove_asan_check): Ditto.
(struct tree_map_traits): New struct.
(struct sanopt_ctx): Use custom traits for asan_check_map.
(maybe_optimize_ubsan_null_ifn): Move code to
maybe_get_dominating_check.
(maybe_optimize_asan_check_ifn): Move code and take non-SSA expressions
into account when optimizing.
(sanopt_optimize_walker): Optimize ASan checks even when
recovering.
From-SVN: r218304
Diffstat (limited to 'gcc/lra-assigns.c')
0 files changed, 0 insertions, 0 deletions