2008-08-29 Richard Guenther <rguenther@suse.de>
* common.opt (ftree-store-ccp): Mark as preserved for
backward compatibility.
* doc/invoke.texi (-ftree-store-ccp): Remove documentation.
* tree-pass.h (pass_store_ccp): Remove.
* tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
(first_vdef): Remove declaration.
(get_value_loaded_by): Likewise.
* tree-ssa-ccp.c (do_store_ccp): Remove.
(get_default_value): Simplify as do_store_ccp is always false
now. Do not initialize mem_ref.
(set_value_varying): Likewise.
(canonicalize_float_value): Likewise.
(set_lattice_value): Likewise.
(likely_value): Likewise.
(surely_varying_stmt_p): Likewise.
(ccp_initialize): Likewise.
(ccp_lattice_meet): Likewise.
(ccp_visit_phi_node): Likewise.
(ccp_fold): Likewise.
(evaluate_stmt): Likewise.
(visit_assignment): Likewise.
(ccp_visit_stmt): Likewise.
(execute_ssa_ccp): Fold into ...
(do_ssa_ccp): ... this.
(do_ssa_store_ccp): Remove.
(gate_store_ccp): Likewise.
(pass_store_ccp): Likewise.
* tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
initialize mem_ref.
* tree-ssa-propagate.c (first_vdef): Remove.
(get_value_loaded_by): Likewise.
(replace_vuses_in): Likewise.
(substitute_and_fold): Do not call replace_vuses_in.
* opts.c (decode_options): Do not set flag_tree_store_ccp.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@139764 138bc75d-0d04-0410-961f-82ee72b054a4