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2008-10-27 Vladimir Makarov <vmakarov@redhat.com> * ira-int.h (ira_allocno): Add member updated_cover_class_cost. (ALLOCNO_UPDATED_COVER_CLASS_COST): New. (ira_fast_allocation): Remove the prototype. * ira-color.c (update_copy_costs, allocno_cost_compare_func, assign_hard_reg, calculate_allocno_spill_cost): Use updated costs. (color_pass): Modify the updated costs. (ira_color): Rename to color. Make it static. (ira_fast_allocation): Rename to fast_allocation. Make it static. (ira_color): New function. * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost change. * ira-lives.c (last_call_num, allocno_saved_at_call): New variables. (set_allocno_live, clear_allocno_live, mark_ref_live, mark_ref_dead): Invalidate corresponding element of allocno_saved_at_call. (process_bb_node_lives): Increment last_call_num. Setup allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the allocno was already saved. (ira_create_allocno_live_ranges): Initiate last_call_num and allocno_saved_at_call. * ira-build.c (ira_create_allocno): Initiate ALLOCNO_UPDATED_COVER_CLASS_COST. (create_cap_allocno, propagate_allocno_info, remove_unnecessary_allocnos): Remove setting updated costs. (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST. * ira.c (ira): Don't call ira_fast_allocation. * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up updated costs. From-SVN: r141385
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