[PR30643] restore memory cse
Fri Mar 9 10:05:00 GMT 2007
(ref. http://gcc.gnu.org/ml/gcc-patches/2007-03/msg00525.html, sorry
for breaking the thread)
> Revert part of:
> 2006-11-03 Paolo Bonzini <firstname.lastname@example.org>
> Steven Bosscher <email@example.com>
> * cse.c (fold_rtx_mem, fold_rtx_mem_1, find_best_addr,
> canon_for_address, table_size): Restore.
> (new_basic_block, insert, remove_from_table): Restore references to
> (fold_rtx): Fold MEMs after processing them with
> equiv_constant. Recurse.
I don't believe you have to restore _all_ of fold_rtx_mem, and
especially not of find_best_addr. I think it would be time well spent
to figure out which parts you actually need, instead of just reverting
More information about the Gcc-patches