Add arraycopy intrinsic for arm and arm64.

Implement intrinsic for
java.lang.System.arraycopy(char[], int, char[], int, int).

Bug: 16241558
Change-Id: I558a9c4403d0c3abb07af1511d394981bbfcabc5
diff --git a/compiler/dex/quick/arm/codegen_arm.h b/compiler/dex/quick/arm/codegen_arm.h
index 072acbe..cd6c9cc 100644
--- a/compiler/dex/quick/arm/codegen_arm.h
+++ b/compiler/dex/quick/arm/codegen_arm.h
@@ -108,6 +108,7 @@
     bool GenInlinedSqrt(CallInfo* info);
     bool GenInlinedPeek(CallInfo* info, OpSize size);
     bool GenInlinedPoke(CallInfo* info, OpSize size);
+    bool GenInlinedArrayCopyCharArray(CallInfo* info) OVERRIDE;
     RegLocation GenDivRem(RegLocation rl_dest, RegStorage reg_lo, RegStorage reg_hi, bool is_div);
     RegLocation GenDivRemLit(RegLocation rl_dest, RegStorage reg_lo, int lit, bool is_div);
     void GenCmpLong(RegLocation rl_dest, RegLocation rl_src1, RegLocation rl_src2);