src/cpu/x86/vm/c1_Runtime1_x86.cpp

rev 4136 : 7153771: array bound check elimination for c1
Summary: when possible optimize out array bound checks, inserting predicates when needed.
Reviewed-by:

@@ -1805,10 +1805,28 @@
 
       }
       break;
 #endif // INCLUDE_ALL_GCS
 
+    case predicate_failed_trap_id:
+      { 
+        StubFrame f(sasm, "predicate_failed_trap", dont_gc_arguments);
+        
+        OopMap* map = save_live_registers(sasm, 1);
+
+        int call_offset = __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, predicate_failed_trap));
+        oop_maps = new OopMapSet();
+        oop_maps->add_gc_map(call_offset, map);
+        restore_live_registers(sasm);
+        __ leave();
+        DeoptimizationBlob* deopt_blob = SharedRuntime::deopt_blob();
+        assert(deopt_blob != NULL, "deoptimization blob must have been created");
+
+        __ jump(RuntimeAddress(deopt_blob->unpack_with_reexecution()));
+      }
+      break;
+
     default:
       { StubFrame f(sasm, "unimplemented entry", dont_gc_arguments);
         __ movptr(rax, (int)id);
         __ call_RT(noreg, noreg, CAST_FROM_FN_PTR(address, unimplemented_entry), rax);
         __ should_not_reach_here();