alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
authorRichard Henderson <rth@gcc.gnu.org>
Mon, 22 Apr 2002 18:17:06 +0000 (11:17 -0700)
committerRichard Henderson <rth@gcc.gnu.org>
Mon, 22 Apr 2002 18:17:06 +0000 (11:17 -0700)
commit0fe854a7e085766e646a8347362add815ad9c489
tree44312bb45a57f13062f0c55c4052ae1c95e01c6b
parentaf0d16cdec59d270a017f82ac209c44dfa748ea3
alias.c (canon_true_dependence): Special case (mem:blk (scratch)).

        * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).

        * gcse.c (free_insn_expr_list_list): New.
        (clear_modify_mem_tables): Use it.  Fix bit set usage.
        (canon_list_insert): Use EXPR_LISTs for expressions.
        (record_last_mem_set_info): Factor BLOCK_NUM (insn).

From-SVN: r52624
gcc/ChangeLog
gcc/alias.c
gcc/gcse.c