r216305 - in /trunk/gcc: ChangeLog Makefile.in ...

[marxin@gcc.gnu.org]

Author: marxin
Date: Thu Oct 16 10:47:55 2014
New Revision: 216305

URL: https://gcc.gnu.org/viewcvs?rev=216305&root=gcc&view=rev
Log:
IPA ICF pass, part 3/5

	* Makefile.in: New object files included.
	* cgraph.c (cgraph_node::dump): New cgraph_node flag icf_merged
	is printed.
	(verify_edge_corresponds_to_fndecl): More sensitive verification
	of nodes that are merged by IPA ICF.
	* cgraph.h (cgraph_node::num_references): New function.
	* cgraphunit.c (cgraph_node::expand_thunk): White space fixed.
	* common.opt: New options ipa-icf, ipa-icf-functions and
	ipa-icf-variables introduced.
	* doc/invoke.texi: Documentation of new options introduced.
	* ipa-icf-gimple.c: New file.
	* ipa-icf-gimple.h: New file.
	* ipa-icf.c: New file.
	* ipa-icf.h: New file.
	* lto-cgraph.c (lto_output_node): Streaming of icf_merged flag added.
	(input_overwrite_node): Likewise.
	* lto-section-in.c: New icf section added.
	* lto-streamer.h (enum lto_section_type): Likewise.
	* opts.c (common_handle_option): New option added.
	* passes.def: New pass included.
	* timevar.def: Time variable for IPA ICF added.
	* tree-pass.h: New IPA ICF pass entry point added.


Added:
    trunk/gcc/ipa-icf-gimple.c
    trunk/gcc/ipa-icf-gimple.h
    trunk/gcc/ipa-icf.c
    trunk/gcc/ipa-icf.h
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/Makefile.in
    trunk/gcc/cgraph.c
    trunk/gcc/cgraph.h
    trunk/gcc/cgraphunit.c
    trunk/gcc/common.opt
    trunk/gcc/doc/invoke.texi
    trunk/gcc/lto-cgraph.c
    trunk/gcc/lto-section-in.c
    trunk/gcc/lto-streamer.h
    trunk/gcc/opts.c
    trunk/gcc/passes.def
    trunk/gcc/timevar.def
    trunk/gcc/tree-pass.h