Add support for static fields in optimizing compiler.

Change-Id: Id2f010589e2bd6faf42c05bb33abf6816ebe9fa9
diff --git a/compiler/utils/arm/assembler_arm32.cc b/compiler/utils/arm/assembler_arm32.cc
index 3d46617..d262b6a 100644
--- a/compiler/utils/arm/assembler_arm32.cc
+++ b/compiler/utils/arm/assembler_arm32.cc
@@ -1471,9 +1471,14 @@
 
 void Arm32Assembler::MemoryBarrier(ManagedRegister mscratch) {
   CHECK_EQ(mscratch.AsArm().AsCoreRegister(), R12);
+  dmb(SY);
+}
+
+
+void Arm32Assembler::dmb(DmbOptions flavor) {
 #if ANDROID_SMP != 0
   int32_t encoding = 0xf57ff05f;  // dmb
-  Emit(encoding);
+  Emit(encoding | flavor);
 #endif
 }