2004-12-15 Vladimir Makarov <vmakarov@redhat.com>
Steven Bosscher <stevenb@suse.de>
PR middle end/17340
* global.c: Update comments in a few places.
(check_earlyclobber): Return true if there are early clobber
classes.
(calculate_local_reg_bb_info): Do not try to mark earlyclobber
regs if there are none.
(bb_info, allocate_bb_info, free_bb_info, modify_reg_pav,
make_accurate_live_analysis): Rename pavin, pavout to live_pavin,
live_pavout.
(modify_bb_reg_pav): Remove.
(calculate_reg_pav): Use code from modify_bb_reg_pav.
(temp_bitmap): New variable.
(calculate_reg_pav): Allocate/deallocate temp_bitmap.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@92206 138bc75d-0d04-0410-961f-82ee72b054a4