--- a/hotspot/src/share/vm/opto/ifnode.cpp Tue Oct 13 20:54:13 2009 -0700
+++ b/hotspot/src/share/vm/opto/ifnode.cpp Tue Oct 13 22:32:31 2009 -0700
@@ -240,13 +240,13 @@
// as a single huge transform.
igvn->register_new_node_with_optimizer( region_c );
igvn->register_new_node_with_optimizer( region_x );
- phi_x = phase->transform( phi_x );
// Prevent the untimely death of phi_x. Currently he has no uses. He is
// about to get one. If this only use goes away, then phi_x will look dead.
// However, he will be picking up some more uses down below.
Node *hook = new (igvn->C, 4) Node(4);
hook->init_req(0, phi_x);
hook->init_req(1, phi_c);
+ phi_x = phase->transform( phi_x );
// Make the compare
Node *cmp_c = phase->makecon(t);
@@ -322,6 +322,7 @@
phi_s = PhiNode::make_blank(region_s,phi);
phi_s->init_req( 1, phi_c );
phi_s->init_req( 2, phi_x );
+ hook->add_req(phi_s);
phi_s = phase->transform(phi_s);
}
proj_path_data = phi_s;
@@ -333,6 +334,7 @@
phi_f = PhiNode::make_blank(region_f,phi);
phi_f->init_req( 1, phi_c );
phi_f->init_req( 2, phi_x );
+ hook->add_req(phi_f);
phi_f = phase->transform(phi_f);
}
proj_path_data = phi_f;