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| author | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-09-27 16:16:57 +0000 |
|---|---|---|
| committer | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-09-27 16:16:57 +0000 |
| commit | 2d64dc7089759b2ef43e9ac37b7166a1b88cc968 (patch) | |
| tree | faa25a6f7f913ab36ec02ff511db4f04057c146b /gcc/params.def | |
| parent | 9efe50a4d79824946b1ee2e1ba14f454de1f3fe5 (diff) | |
| download | gcc-2d64dc7089759b2ef43e9ac37b7166a1b88cc968.tar.gz | |
* common.opt: Add -foptimize-strlen option.
* Makefile.in (OBJS): Add tree-ssa-strlen.o.
(tree-sssa-strlen.o): Add dependencies.
* opts.c (default_options_table): Enable -foptimize-strlen
by default at -O2 if not -Os.
* passes.c (init_optimization_passes): Add pass_strlen
after pass_object_sizes.
* timevar.def (TV_TREE_STRLEN): New timevar.
* params.def (PARAM_MAX_TRACKED_STRLENS): New parameter.
* tree-pass.h (pass_strlen): Declare.
* tree-ssa-strlen.c: New file.
* c-decl.c (merge_decls): If compatible stpcpy prototype
is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
cp/
* decl.c (duplicate_decls): If compatible stpcpy prototype
is seen, set implicit_built_in_decls[BUILT_IN_STPCPY].
testsuite/
* gcc.dg/strlenopt-1.c: New test.
* gcc.dg/strlenopt-1f.c: New test.
* gcc.dg/strlenopt-2.c: New test.
* gcc.dg/strlenopt-2f.c: New test.
* gcc.dg/strlenopt-3.c: New test.
* gcc.dg/strlenopt-4.c: New test.
* gcc.dg/strlenopt-4g.c: New test.
* gcc.dg/strlenopt-4gf.c: New test.
* gcc.dg/strlenopt-5.c: New test.
* gcc.dg/strlenopt-6.c: New test.
* gcc.dg/strlenopt-7.c: New test.
* gcc.dg/strlenopt-8.c: New test.
* gcc.dg/strlenopt-9.c: New test.
* gcc.dg/strlenopt-10.c: New test.
* gcc.dg/strlenopt-11.c: New test.
* gcc.dg/strlenopt-12.c: New test.
* gcc.dg/strlenopt-12g.c: New test.
* gcc.dg/strlenopt-13.c: New test.
* gcc.dg/strlenopt-14g.c: New test.
* gcc.dg/strlenopt-14gf.c: New test.
* gcc.dg/strlenopt-15.c: New test.
* gcc.dg/strlenopt-16g.c: New test.
* gcc.dg/strlenopt-17g.c: New test.
* gcc.dg/strlenopt-18g.c: New test.
* gcc.dg/strlenopt.h: New file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@179278 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/params.def')
| -rw-r--r-- | gcc/params.def | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/params.def b/gcc/params.def index 0adf0470a66..a795c38aefc 100644 --- a/gcc/params.def +++ b/gcc/params.def @@ -931,6 +931,14 @@ DEFPARAM (PARAM_MAX_TAIL_MERGE_ITERATIONS, "Maximum amount of iterations of the pass over a function", 2, 0, 0) +/* Maximum number of strings for which strlen optimization pass will + track string lenths. */ +DEFPARAM (PARAM_MAX_TRACKED_STRLENS, + "max-tracked-strlens", + "Maximum number of strings for which strlen optimization pass will " + "track string lengths", + 1000, 0, 0) + /* Local variables: mode:c |