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* haifa-sched.c (sched_reg_n_calls_crossed): Delete.
(sched_reg_live_length, sched_reg_basic_block): Delete.
(current_block_num, bb_live_regs, old_live_regs): Delete.
(dead_notes, struct sometimes): Delete.
(sched_note_set, birthing_insn_p): Delete.
(adjust_priority): Gut useless reg lifetime code.
(create_reg_dead_note, attach_deaths): Delete.
(attach_deaths_insn, new_sometimes_live): Delete.
(finish_sometimes_live): Delete.
(find_pre_sched_live, find_post_sched_live): Delete.
(update_reg_usage): Delete.
(find_insn_reg_weight): New, from corpse of find_pre_sched_live.
(schedule_insns): Delete reg lifetime code.
(sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
(unlink_other_notes): Adjust REG_NOTE commentary.
(reemit_notes): Use REG_SAVE_NOTE.
(schedule_block): Likewise.
(schedule_region): Allocate bitmap of blocks in region. Use
count_or_remove_death_notes. Use update_life_info.
* rtl.h (REG_SAVE_NOTE): New.
* rtl.c (reg_note_name): Update.
From-SVN: r29894
README for GNU development tools This directory contains various GNU compilers, assemblers, linkers, debuggers, etc., plus their support routines, definitions, and documentation. Check the INSTALL directory for detailed configuration and installation instructions. Much of the code and documentation enclosed is copyright by the Free Software Foundation, Inc. See the file COPYING or COPYING.LIB in the various directories, for a description of the GNU General Public License terms under which you can copy the files. REPORTING BUGS: Again, see gdb/README, binutils/README, etc., for info on where and how to report problems.