re PR tree-optimization/55334 (mgrid regression (ipa-cp disables vectorization))
2013-02-20 Martin Jambor <mjambor@suse.cz> PR tree-optimization/55334 * ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to restricted pointers to arrays. From-SVN: r196171
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@ -1,3 +1,9 @@
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2013-02-20 Martin Jambor <mjambor@suse.cz>
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PR tree-optimization/55334
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* ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
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restricted pointers to arrays.
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2013-02-20 Richard Biener <rguenther@suse.de>
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Jakub Jelinek <jakub@redhat.com>
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16
gcc/ipa-cp.c
16
gcc/ipa-cp.c
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@ -730,6 +730,22 @@ initialize_node_lattices (struct cgraph_node *node)
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cgraph_node_name (node), node->uid,
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disable ? "BOTTOM" : "VARIABLE");
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}
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if (!disable)
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for (i = 0; i < ipa_get_param_count (info) ; i++)
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{
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struct ipcp_param_lattices *plats = ipa_get_parm_lattices (info, i);
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tree t = TREE_TYPE (ipa_get_param(info, i));
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if (POINTER_TYPE_P (t) && TYPE_RESTRICT (t)
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&& TREE_CODE (TREE_TYPE (t)) == ARRAY_TYPE)
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{
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set_lattice_to_bottom (&plats->itself);
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if (dump_file && (dump_flags & TDF_DETAILS)
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&& !node->alias && !node->thunk.thunk_p)
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fprintf (dump_file, "Going to ignore param %i of of %s/%i.\n",
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i, cgraph_node_name (node), node->uid);
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}
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}
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for (ie = node->indirect_calls; ie; ie = ie->next_callee)
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if (ie->indirect_info->polymorphic)
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