Investigate RAM issue on Big-endians

gistfile1.txt

diff --git a/src/hotspot/share/code/debugInfo.cpp b/src/hotspot/share/code/debugInfo.cpp
index 55d12448deb..404df71a4a6 100644
--- a/src/hotspot/share/code/debugInfo.cpp
+++ b/src/hotspot/share/code/debugInfo.cpp
@@ -243,7 +243,10 @@ void ObjectValue::print_fields_on(outputStream* st) const {
 ObjectValue* ObjectMergeValue::select(frame& fr, RegisterMap& reg_map) {
   StackValue* sv_selector = StackValue::create_stack_value(&fr, &reg_map, _selector);
   jint selector = sv_selector->get_int();
-
+  tty->print_cr("_selector is location: %d",_selector->is_location());
+  tty->print_cr("_selector is constant_int: %d", _selector->is_constant_int());
+  tty->print("_selector -> "); _selector->print_on(tty); tty->cr();
+  
   // If the selector is '-1' it means that execution followed the path
   // where no scalar replacement happened.
   // Otherwise, it is the index in _possible_objects array that holds
@@ -260,6 +263,7 @@ ObjectValue* ObjectMergeValue::select(frame& fr, RegisterMap& reg_map) {
     return nullptr;
   } else {
     assert(selector < _possible_objects.length(), "sanity");
+    tty->print_cr("Selector after deserializing: %d", selector);
     _selected = (ObjectValue*) _possible_objects.at(selector);
     return _selected;
   }
diff --git a/src/hotspot/share/opto/output.cpp b/src/hotspot/share/opto/output.cpp
index ef30f6297e0..6b491564b8c 100644
--- a/src/hotspot/share/opto/output.cpp
+++ b/src/hotspot/share/opto/output.cpp
@@ -774,10 +774,13 @@ void PhaseOutput::FillLocArray( int idx, MachSafePointNode* sfpt, Node *local,
       GrowableArray<ScopeValue*> deps;
 
       int merge_pointer_idx = smerge->merge_pointer_idx(sfpt->jvms());
+      assert((uint)merge_pointer_idx < sfpt->req(), "merge_pointer_idx > sfpt->req()");
       (void)FillLocArray(0, sfpt, sfpt->in(merge_pointer_idx), &deps, objs);
       assert(deps.length() == 1, "missing value");
 
       int selector_idx = smerge->selector_idx(sfpt->jvms());
+      assert((uint)selector_idx < sfpt->req(), "selector_idx > sfpt->req()");
+      tty->print_cr("selector is-> "); sfpt->in(selector_idx)->dump(1);
       (void)FillLocArray(1, NULL, sfpt->in(selector_idx), &deps, NULL);
       assert(deps.length() == 2, "missing value");