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| author | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-01-27 17:42:47 +0000 |
|---|---|---|
| committer | ian <ian@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-01-27 17:42:47 +0000 |
| commit | 5068be18dbe70f425a32c81190682cee24d7ce58 (patch) | |
| tree | 9c27e28bec476497f23cf551790e63816551db2b /gcc/common.opt | |
| parent | 5fa82c1188999715fbefdd76aa11e96404aa7004 (diff) | |
| download | gcc-5068be18dbe70f425a32c81190682cee24d7ce58.tar.gz | |
gcc/:
* common.opt (fkeep-gc-roots-live): New undocumented option.
* tree-ssa-loop-ivopts.c (add_candidate_1): If
-fkeep-gc-roots-live, skip pointers.
(add_iv_candidate_for_biv): Handle add_candidate_1 returning
NULL.
gcc/testsuite/:
* gcc.dg/tree-ssa/ivopt_5.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@232888 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index 0f2587aa442..520fa9c9dd5 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -1380,6 +1380,10 @@ Common Report Var(flag_hoist_adjacent_loads) Optimization Enable hoisting adjacent loads to encourage generating conditional move instructions. +fkeep-gc-roots-live +Common Undocumented Report Var(flag_keep_gc_roots_live) Optimization +; Always keep a pointer to a live memory block + floop-parallelize-all Common Report Var(flag_loop_parallelize_all) Optimization Mark all loops as parallel. |