ipa-cp.c (ipcp_alignment_lattice): Remove.

2016-10-09  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* ipa-cp.c (ipcp_alignment_lattice): Remove.
	(ipcp_param_lattices): Remove field alignment.
	(print_all_lattices): Remove call to ipcp_alignment_lattice::print.
	(set_all_contains_variable): Remove call to
	ipcp_alignment_lattice::set_to_bottom.
	(initialize_node_lattices): Likewise.
	(propagate_alignment_accross_jump_function): Remove.
	(propagate_constants_accross_call): Remove call to
	propagate_alignment_accross_jump_function.
	(ipcp_store_alignment_results): Remove.
	(ipcp_driver): Remove call to ipcp_store_alignment_results.
	(propagate_bits_accross_jump_function): Handle ancestor jump function.
	* ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
	pretty-printing of alignment jump function.
	(ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
	(ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
	alignments and remove computing ipa_alignment jump function.
	(ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
	(ipa_write_jump_functions): Remove streaming for ipa_alignment.
	(ipa_read_jump_function): Remove reading of ipa_alignment.
	(write_ipcp_transformation_info): Remove streaming for alignment
	propagation summary.
	(read_ipcp_transformation_info): Remove reading of alignment
	propagation summary. 
	(ipcp_update_alignments): Remove.
	(ipcp_update_bits): Adjust to set alignment for parameters of pointer
	type.
	(ipcp_transform_function): Remove call to ipcp_update_alignments()
	and remove assignment to (*ipcp_transformations)[node->uid].alignments.
	* ipa-prop.h (ipa_alignment): Remove.
	(ipa_jump_func): Remove field alignment.
	(ipcp_transformation_summary): Remove field alignments. 
	* doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
	* opts.c (default_options_table): Remove entry for fipa-cp-alignment.
	(enable_fdo_optimizations): Remove checking for fipa-cp-alignment.

testsuite/
	* gcc.dg/ipa/propalign-1.c: Adjust scan-ipa-dump.
	* gcc.dg/ipa/propalign-2.c: Likewise
	* gcc.dg/ipa/propalign-3.c: Likewise.
	* gcc.dg/ipa/propalign-4.c: Likewise.
	* gcc.dg/ipa/propalign-5.c: Likewise.

From-SVN: r240898