On Wed, Mar 9, 2011 at 11:05 PM, DJ Delorie <d...@redhat.com> wrote: > > May I backport this change to 4.5 ? rx-elf can use this for a > performance boost (a separate 4.5 target patch would be needed for > that)
This doesn't look like a regression fix. The changelog doesn't tell if it is mere replacing macros by hooks, so please also attach the patch. Richard. > 2010-10-19 DJ Delorie <d...@redhat.com> > > * doc/tm.texi.in (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): New. > (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Change to hook. > (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Likewise. > (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Likewise. > * doc/tm.texi: Regenerate. > * targhooks.h (default_label_align_after_barrier_max_skip, > default_loop_align_max_skip, default_label_align_max_skip, > default_jump_align_max_skip): Declare. > * target.def (label_align_after_barrier_max_skip): New. > (loop_align_max_skip): New. > (label_align_max_skip): New. > (jump_align_max_skip): New. > * system.h (poison): Add those macros to the list. > * final.c (LABEL_ALIGN_MAX_SKIP): Remove. > (LOOP_ALIGN_MAX_SKIP): Remove. > (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Remove. > (JUMP_ALIGN_MAX_SKIP): Remove. > (default_label_align_after_barrier_max_skip): New. > (default_loop_align_max_skip): New. > (default_label_align_max_skip): New. > (default_jump_align_max_skip): New. > (compute_alignments): Use the new hooks. > (shorten_branches): Likewise. >
