+2008-11-07 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimizations/37948
+ * ira-int.h (struct ira_allocno_copy): New member constraint_p.
+ (ira_create_copy, ira_add_allocno_copy): New parameter.
+
+ * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
+ to ira_add_allocno_copy.
+ (process_reg_shuffles, add_insn_allocno_copies): Pass a new
+ parameter to process_regs_for_copy.
+ (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
+ Fix typo in passing second allocno to ira_add_allocno_copy.
+
+ * ira-color.c (update_conflict_hard_regno_costs): Use head of
+ coalesced allocnos list.
+ (assign_hard_reg): Ditto. Check that assigned allocnos are not in
+ the graph.
+ (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
+ (add_ira_allocno_to_ordered_bucket): Rename to
+ add_allocno_to_ordered_bucket.
+ (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
+ head of coalesced allocnos list.
+ (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
+ Check that it is aready calculated.
+ (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
+ (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
+ list.
+ (coalesce_allocnos): Do extended coalescing too.
+
+ * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
+ parameter to ira_add_allocno_copy.
+
+ * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
+ parameter.
+ (print_copy): Print copy origination too.
+
+ * ira-costs.c (scan_one_insn): Use alloc_pref for load from
+ equivalent memory.
+
2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
PR rtl-optimization/37514
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