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| author | Richard Biener <rguenther@suse.de> | 2019-10-15 07:28:26 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-10-15 07:28:26 +0000 |
| commit | e622a32db78300821fc1327637ec6413febc2c66 (patch) | |
| tree | fd98ddc8ba44f1a15b3252553cd393c44d7ab2d4 /gcc/tree-ssa-loop-im.c | |
| parent | 3c8e341b996546607fa1f39a0fd9a9d7c2c38214 (diff) | |
| download | gcc-e622a32db78300821fc1327637ec6413febc2c66.zip gcc-e622a32db78300821fc1327637ec6413febc2c66.tar.gz gcc-e622a32db78300821fc1327637ec6413febc2c66.tar.bz2 | |
re PR middle-end/92046 (Command line options (that are per-functions) are affecting --params which are global.)
2019-10-15 Richard Biener <rguenther@suse.de>
PR middle-end/92046
* common.opt (fallow-store-data-races): New.
* params.def (PARAM_ALLOW_STORE_DATA_RACES): Remove.
* params.h (ALLOW_STORE_DATA_RACES): Likewise.
* doc/invoke.texi (fallow-store-data-races): Document.
(--param allow-store-data-races): Remove docs.
* opts.c (default_options_table): Enable -fallow-store-data-races
at -Ofast.
(default_options_optimization): Do not enable --param
allow-store-data-races at -Ofast.
* tree-if-conv.c (ifcvt_memrefs_wont_trap): Use flag_store_data_races
instead of PARAM_ALLOW_STORE_DATA_RACES.
* tree-ssa-loop-im.c (execute_sm): Likewise.
* c-c++-common/cxxbitfields-3.c: Adjust.
* c-c++-common/cxxbitfields-6.c: Likewise.
* c-c++-common/simulate-thread/bitfields-1.c: Likewise.
* c-c++-common/simulate-thread/bitfields-2.c: Likewise.
* c-c++-common/simulate-thread/bitfields-3.c: Likewise.
* c-c++-common/simulate-thread/bitfields-4.c: Likewise.
* g++.dg/simulate-thread/bitfields-2.C: Likewise.
* g++.dg/simulate-thread/bitfields.C: Likewise.
* gcc.dg/lto/pr52097_0.c: Likewise.
* gcc.dg/simulate-thread/speculative-store-2.c: Likewise.
* gcc.dg/simulate-thread/speculative-store-3.c: Likewise.
* gcc.dg/simulate-thread/speculative-store-4.c: Likewise.
* gcc.dg/simulate-thread/speculative-store.c: Likewise.
* gcc.dg/tree-ssa/20050314-1.c: Likewise.
From-SVN: r276985
Diffstat (limited to 'gcc/tree-ssa-loop-im.c')
| -rw-r--r-- | gcc/tree-ssa-loop-im.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-loop-im.c b/gcc/tree-ssa-loop-im.c index c247d74..7866418 100644 --- a/gcc/tree-ssa-loop-im.c +++ b/gcc/tree-ssa-loop-im.c @@ -2100,7 +2100,7 @@ execute_sm (class loop *loop, vec<edge> exits, im_mem_ref *ref) for_each_index (&ref->mem.ref, force_move_till, &fmt_data); if (bb_in_transaction (loop_preheader_edge (loop)->src) - || (! PARAM_VALUE (PARAM_ALLOW_STORE_DATA_RACES) + || (! flag_store_data_races && ! ref_always_accessed_p (loop, ref, true))) multi_threaded_model_p = true; |