https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87485
--- Comment #1 from Arseny Solokha <asolokha at gmx dot com> --- Some hot entries from the tip of "perf top" output: Overhead Shared Objec Symbol 23.31% cc1 [.] find_hard_regno_for_1 18.20% cc1 [.] assign_by_spills 14.17% cc1 [.] process_bb_lives 8.35% cc1 [.] bitmap_set_bit 8.01% cc1 [.] reload_pseudo_compare_func 4.04% cc1 [.] lra_get_insn_regs 3.40% cc1 [.] lra_create_live_ranges_1 3.03% cc1 [.] mark_pseudo_live 2.34% cc1 [.] lra_assign 1.71% cc1 [.] bitmap_clear_bit 1.35% cc1 [.] update_reg_eliminate 1.27% cc1 [.] update_lives 1.07% cc1 [.] qsort_chk 0.85% cc1 [.] lra_clear_live_ranges 0.85% cc1 [.] mark_regno_live 0.84% cc1 [.] mark_pseudo_dead 0.78% cc1 [.] insert_in_live_range_start_chain 0.71% cc1 [.] lra_split_hard_reg_for 0.71% cc1 [.] sparseset_clear_bit 0.50% cc1 [.] find_hard_regno_for 0.48% cc1 [.] sparseset_and_compl 0.43% cc1 [.] lra_free_copies 0.36% cc1 [.] get_equiv 0.28% cc1 [.] may_trap_p_1
