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7173340: C2: code cleanup: use PhaseIterGVN::replace_edge(Node*, int, Node*) where applicable

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Replace frequent C2 optimizer code patterns with new methods calls

Reviewed-by: kvn, twisti
This commit is contained in:
Vlaidmir Ivanov 2012-06-12 16:23:31 -07:00 • committed by Vladimir Kozlov
parent 529b370174
commit dd85e2f356
11 changed files with 92 additions and 180 deletions
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6
hotspot/src/share/vm/opto/loopPredicate.cpp
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@ -212,9 +212,8 @@ ProjNode* PhaseIdealLoop::create_new_if_for_predicate(ProjNode* cont_proj, Node*
Node* use = rgn->fast_out(i);
if (use->is_Phi() && use->outcnt() > 0) {
assert(use->in(0) == rgn, "");
_igvn.hash_delete(use);
_igvn.rehash_node_delayed(use);
use->add_req(use->in(proj_index));
_igvn._worklist.push(use);
has_phi = true;
}
}
@ -284,9 +283,8 @@ ProjNode* PhaseIterGVN::create_new_if_for_predicate(ProjNode* cont_proj, Node* n
for (DUIterator_Fast imax, i = rgn->fast_outs(imax); i < imax; i++) {
Node* use = rgn->fast_out(i);
if (use->is_Phi() && use->outcnt() > 0) {
hash_delete(use);
rehash_node_delayed(use);
use->add_req(use->in(proj_index));
_worklist.push(use);
has_phi = true;
}
}