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diff src/cpu/sparc/vm/c1_Runtime1_sparc.cpp @ 8860:46f6f063b272

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7153771: array bound check elimination for c1 Summary: when possible optimize out array bound checks, inserting predicates when needed. Reviewed-by: never, kvn, twisti Contributed-by: thomaswue <thomas.wuerthinger@oracle.com>
author roland
date Thu, 21 Mar 2013 09:27:54 +0100
parents db9981fd3124
children bb4a966cc68f
line wrap: on
line diff
--- a/src/cpu/sparc/vm/c1_Runtime1_sparc.cpp	Wed Mar 20 17:04:45 2013 -0700
+++ b/src/cpu/sparc/vm/c1_Runtime1_sparc.cpp	Thu Mar 21 09:27:54 2013 +0100
@@ -987,6 +987,25 @@
       break;
 #endif // INCLUDE_ALL_GCS
 
+    case predicate_failed_trap_id:
+      {
+        __ set_info("predicate_failed_trap", dont_gc_arguments);
+        OopMap* oop_map = save_live_registers(sasm);
+
+        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, oop_map);
+
+        DeoptimizationBlob* deopt_blob = SharedRuntime::deopt_blob();
+        assert(deopt_blob != NULL, "deoptimization blob must have been created");
+        restore_live_registers(sasm);
+        __ restore();
+        __ br(Assembler::always, false, Assembler::pt, deopt_blob->unpack_with_reexecution(), relocInfo::runtime_call_type);
+        __ delayed()->nop();
+      }
+      break;
+
     default:
       { __ set_info("unimplemented entry", dont_gc_arguments);
         __ save_frame(0);