--- a/src/cpu/zero/vm/thumb2.cpp	Fri Mar 30 11:53:01 2012 -0400
+++ b/src/cpu/zero/vm/thumb2.cpp	Fri Mar 30 13:34:30 2012 -0400
@@ -6584,10 +6584,27 @@
       }
 
     case opc_invokedynamic:
+      {
+	Thumb2_Exit(jinfo, H_EXIT_TO_INTERPRETER, bci, stackdepth);
+	break;
+      }
+
     case opc_fast_aldc_w:
     case opc_fast_aldc:
       {
-	Thumb2_Exit(jinfo, H_EXIT_TO_INTERPRETER, bci, stackdepth);
+	unsigned index = (opcode == (unsigned)opc_fast_aldc) ?
+				code_base[bci+1] : GET_NATIVE_U2(code_base+bci+1);
+	constantPoolOop constants = jinfo->method->constants();
+	ConstantPoolCacheEntry* cpce = constants->cache()->entry_at(index);
+        if (! cpce->is_f1_null()) {
+	  Thumb2_Spill(jinfo, 1, 0);
+	  int r = JSTACK_REG(jstack);
+	  PUSH(jstack, r);
+	  ldr_imm(jinfo->codebuf, r, Ristate, ISTATE_CONSTANTS, 1, 0);
+	  ldr_imm(jinfo->codebuf, r, r, CP_OFFSET + (index << 4) + 4, 1, 0); // offset to cache->f1()
+	} else {
+	  Thumb2_Exit(jinfo, H_EXIT_TO_INTERPRETER, bci, stackdepth);
+	}
 	break;
       }