upload android base code part6

android/system/extras/memcpy-perf/test-funcs.cpp

@@ -0,0 +1,21 @@
+#include <string>
+
+void __attribute__((noinline)) memcpy_noinline(void *dst, void *src, size_t size)
+{
+    memcpy(dst,src,size);
+}
+
+void __attribute__((noinline)) memset_noinline(void *dst, int value, size_t size)
+{
+    memset(dst, value, size);
+}
+
+uint64_t __attribute__((noinline)) sum(volatile void *src, size_t size)
+{
+    uint64_t *src_ptr = (uint64_t*)src;
+    uint64_t sum = 0;
+    size_t len = size / sizeof(uint64_t);
+    for (size_t i = 0; i < len; i+=1)
+        sum += src_ptr[i];
+    return sum;
+}