Make memcpy memmove

Bug: http://b/63992911
Test: Change BoardConfig.mk and compile for each variant
Change-Id: Ia0cc68d8e90e3316ddb2e9ff1555a009b6a0c5be
diff --git a/libc/arch-arm/kryo/bionic/memcpy.S b/libc/arch-arm/kryo/bionic/memcpy.S
index e9ee2ac..74036ef 100644
--- a/libc/arch-arm/kryo/bionic/memcpy.S
+++ b/libc/arch-arm/kryo/bionic/memcpy.S
@@ -34,7 +34,7 @@
 #define PLDSIZE (128) /* L2 cache line size */
 
         .code 32
-ENTRY(memcpy)
+ENTRY(__memcpy)
         push            {r0}
         .cfi_def_cfa_offset 4
         .cfi_rel_offset r0, 0
@@ -123,4 +123,4 @@
         pop             {r0}
         bx              lr
 
-END(memcpy)
+END(__memcpy)