src/hotspot/share/opto/reg_split.cpp

rev 53521 : [mq]: 8087128

@@ -1190,13 +1190,12 @@
         if( !n->rematerialize() &&
             (((dmask.is_bound(ireg) || (!is_vect && dmask.is_misaligned_pair())) &&
               (deflrg._direct_conflict || deflrg._must_spill)) ||
              // Check for LRG being up in a register and we are inside a high
              // pressure area.  Spill it down immediately.
-             (defup && is_high_pressure(b,&deflrg,insidx))) ) {
+             (defup && is_high_pressure(b,&deflrg,insidx) && !n->is_SpillCopy())) ) {
           assert( !n->rematerialize(), "" );
-          assert( !n->is_SpillCopy(), "" );
           // Do a split at the def site.
           maxlrg = split_DEF( n, b, insidx, maxlrg, Reachblock, debug_defs, splits, slidx );
           // If it wasn't split bail
           if (!maxlrg) {
             return 0;