* varpool.c (dump_varpool_node): Dump used_by_single_function.
commit3f1f2be06a873095fddb9ffbfc17f105f7119bf8
authorhubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 24 Jun 2014 03:07:13 +0000 (24 03:07 +0000)
committerhubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 24 Jun 2014 03:07:13 +0000 (24 03:07 +0000)
treea51449e3f96f4e51de47700bc16b67cd2476d8ce
parenta53da4fcdbdb1fdffdbaca9cd680934a80a38495
* varpool.c (dump_varpool_node): Dump used_by_single_function.
* tree-pass.h (make_pass_ipa_single_use): New pass.
* cgraph.h (used_by_single_function): New flag.
* lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Stream
it.
* passes.def (pass_ipa_single_use): Scedule.
* ipa.c (BOTTOM): New macro.
(meet): New function
(propagate_single_user): New function.
(ipa_single_use): New function.
(pass_data_ipa_single_use): New pass.
(pass_ipa_single_use): New pass.
(pass_ipa_single_use::gate): New gate.
(make_pass_ipa_single_use): New function.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@211925 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/cgraph.h
gcc/ipa.c
gcc/lto-cgraph.c
gcc/passes.def
gcc/tree-pass.h
gcc/varpool.c