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| author | ygribov <ygribov@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-12-03 09:23:28 +0000 |
|---|---|---|
| committer | ygribov <ygribov@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-12-03 09:23:28 +0000 |
| commit | 977a4cdff6ddcd6d890d45b81c1a1b8fa92f6d54 (patch) | |
| tree | 1c2d2b5bc2b0c7ac4b2506c7c626622a96199bd0 /gcc/lra.c | |
| parent | 0a32b28284ff938531ba737ec5464cdf30302ba3 (diff) | |
| download | gcc-977a4cdff6ddcd6d890d45b81c1a1b8fa92f6d54.tar.gz | |
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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@218304 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/lra.c')
0 files changed, 0 insertions, 0 deletions