[MIPS] Add Fast Art interpreter for Mips32.

Change-Id: I6b9714dc8c01b8c9080bcba175faec1d2de08f8f
diff --git a/runtime/interpreter/mterp/mips/op_const.S b/runtime/interpreter/mterp/mips/op_const.S
new file mode 100644
index 0000000..c505761
--- /dev/null
+++ b/runtime/interpreter/mterp/mips/op_const.S
@@ -0,0 +1,9 @@
+    # const vAA,                           /* +BBBBbbbb */
+    GET_OPA(a3)                            #  a3 <- AA
+    FETCH(a0, 1)                           #  a0 <- bbbb (low)
+    FETCH(a1, 2)                           #  a1 <- BBBB (high)
+    FETCH_ADVANCE_INST(3)                  #  advance rPC, load rINST
+    sll       a1, a1, 16
+    or        a0, a1, a0                   #  a0 <- BBBBbbbb
+    GET_INST_OPCODE(t0)                    #  extract opcode from rINST
+    SET_VREG_GOTO(a0, a3, t0)              #  vAA <- a0