IPA C++ refactoring 3/N
* cgraph.h (csi_end_p): Removed.
(csi_next): Likewise.
(csi_node): Likewise.
(csi_start): Likewise.
(cgraph_node_in_set_p): Likewise.
(cgraph_node_set_size): Likewise.
(vsi_end_p): Likewise.
(vsi_next): Likewise.
(vsi_node): Likewise.
(vsi_start): Likewise.
(varpool_node_set_size): Likewise.
(cgraph_node_set_nonempty_p): Likewise.
(varpool_node_set_nonempty_p): Likewise.
* cgraphunit.c (cgraph_process_new_functions): vec replaces
cgraph_node_set.
* ipa-inline-transform.c: Likewise.
* ipa-utils.c (cgraph_node_set_new): Removed.
(cgraph_node_set_add): Likewise.
(cgraph_node_set_remove): Likewise.
(cgraph_node_set_find): Likewise.
(dump_cgraph_node_set): Likewise.
(debug_cgraph_node_set): Likewise.
(free_cgraph_node_set): Likewise.
(varpool_node_set_new): Likewise.
(varpool_node_set_add): Likewise.
(varpool_node_set_remove): Likewise.
(varpool_node_set_find): Likewise.
(dump_varpool_node_set): Likewise.
(free_varpool_node_set): Likewise.
(debug_varpool_node_set): Likewise.
* tree-emutls.c (struct tls_var_data):
(emutls_index): Removed.
(emutls_decl): Likewise.
(gen_emutls_addr): Function implementation uses newly added
hash_map<varpool_node *, tls_var_data>.
(clear_access_vars): Likewise.
(create_emultls_var): Likewise.
(ipa_lower_emutls): Likewise.
(reset_access): New function.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@213573 138bc75d-0d04-0410-961f-82ee72b054a4