2015-10-05 Martin Jambor <mjambor@suse.cz>
Jan Hubicka <hubicka@ucw.cz>
* ipa-cp.c (ipcp_alignment_lattice): New type.
(ipcp_param_lattices): Use the above to represent alignment.
(ipcp_alignment_lattice::print): New function.
(print_all_lattices): Use it to print alignment information.
(ipcp_alignment_lattice::top_p): New function.
(ipcp_alignment_lattice::bottom_p): Likewise.
(ipcp_alignment_lattice::set_to_bottom): Likewise.
(ipcp_alignment_lattice::meet_with_1): Likewise.
(ipcp_alignment_lattice::meet_with): Two new overloaded functions.
(set_all_contains_variable): Use set_to_bottom of alignment lattice.
(initialize_node_lattices): Likewise.
(propagate_alignment_accross_jump_function): Work with the new class
for alignment lattices.
(propagate_constants_accross_call): Pass only the alignment lattice to
propagate_alignment_accross_jump_function.
(ipcp_store_alignment_results): Work with the new class for alignment
lattices.
testsuite/
* gcc.dg/ipa/propalign-4.c: New test.
* gcc.dg/ipa/propalign-5.c: Likewise.
Co-Authored-By: Jan Hubicka <hubicka@ucw.cz>
From-SVN: r228491
