[MIPS] Add Fast Art interpreter for Mips32.

Change-Id: I6b9714dc8c01b8c9080bcba175faec1d2de08f8f
diff --git a/runtime/interpreter/mterp/mips/op_mul_int.S b/runtime/interpreter/mterp/mips/op_mul_int.S
new file mode 100644
index 0000000..266823c
--- /dev/null
+++ b/runtime/interpreter/mterp/mips/op_mul_int.S
@@ -0,0 +1 @@
+%include "mips/binop.S" {"instr":"mul a0, a0, a1"}