ART: Use jalr instead of jr for Mips

Use the jalr instruction instead of jr in stubs and compiled code.

Change-Id: Idacc5167a5bb0113dc2e7716e4767e5ed07b5e0b
diff --git a/compiler/dex/quick/mips/utility_mips.cc b/compiler/dex/quick/mips/utility_mips.cc
index 18f1cde..adb9270 100644
--- a/compiler/dex/quick/mips/utility_mips.cc
+++ b/compiler/dex/quick/mips/utility_mips.cc
@@ -125,7 +125,7 @@
       opcode = kMipsJalr;
       break;
     case kOpBx:
-      return NewLIR1(kMipsJr, r_dest_src.GetReg());
+      return NewLIR2(kMipsJalr, rZERO, r_dest_src.GetReg());
       break;
     default:
       LOG(FATAL) << "Bad case in OpReg";