diff options
Diffstat (limited to 'gcc/ipa-cp.c')
| -rw-r--r-- | gcc/ipa-cp.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/gcc/ipa-cp.c b/gcc/ipa-cp.c index f16bd1aa5b5..98c91ef38e7 100644 --- a/gcc/ipa-cp.c +++ b/gcc/ipa-cp.c @@ -2276,8 +2276,36 @@ ipcp_discover_new_direct_edges (struct cgraph_node *node, aggvals); if (target) { - ipa_make_edge_direct_to_target (ie, target); + struct cgraph_edge *cs = ipa_make_edge_direct_to_target (ie, target); found = true; + + if (cs && !ie->indirect_info->agg_contents + && !ie->indirect_info->polymorphic) + { + struct ipa_node_params *info = IPA_NODE_REF (node); + int param_index = ie->indirect_info->param_index; + int c = ipa_get_controlled_uses (info, param_index); + if (c != IPA_UNDESCRIBED_USE) + { + struct ipa_ref *to_del; + + c--; + ipa_set_controlled_uses (info, param_index, c); + if (dump_file && (dump_flags & TDF_DETAILS)) + fprintf (dump_file, " controlled uses count of param " + "%i bumped down to %i\n", param_index, c); + if (c == 0 + && (to_del = ipa_find_reference ((symtab_node) node, + (symtab_node) cs->callee, + NULL))) + { + if (dump_file && (dump_flags & TDF_DETAILS)) + fprintf (dump_file, " and even removing its " + "cloning-created reference\n"); + ipa_remove_reference (to_del); + } + } + } } } /* Turning calls to direct calls will improve overall summary. */ |