[Bug tree-optimization/26854] Inordinate compile times on large routines

[law at gcc dot gnu dot org]

------- Comment #9 from law at gcc dot gnu dot org  2006-04-20 16:13 -------
Subject: Bug 26854

Author: law
Date: Thu Apr 20 16:13:12 2006
New Revision: 113120

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=113120
Log:

        PR tree-optimization/26854
        * tree-ssa-dse.c (dse_optimize_stmt): Avoid num_imm_uses when
        checking for zero or one use.
        * tree-ssa-dom.c (propagate_rhs_into_lhs): Similarly.
        * tree-cfgcleanup.c (merge_phi_nodes): Similarly.
        * tree-ssa-reassoc.c (negate_value): Similarly.
        (reassociate_bb): Similarly.



Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-cfgcleanup.c
    trunk/gcc/tree-ssa-dom.c
    trunk/gcc/tree-ssa-dse.c
    trunk/gcc/tree-ssa-reassoc.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26854