arm: Use C memcpy for armv7a without unaligned access support

Instead of trying to hack up the asm code to deal with unaligned
access, just fall back to the C code.

Signed-off-by: Keith Packard <[email protected]>

Author: keith-packard

newlib/libc/machine/arm/aeabi_memcpy-armv7a.S

@@ -41,8 +41,6 @@
 #include "memcpy-armv7a.S"
 #elif __ARM_ARCH_ISA_THUMB == 2 && !__ARM_ARCH_ISA_ARM
 #include "memcpy-armv7m.S"
-#elif defined (__ARM_ARCH_7A__)
-#include "aeabi_memcpy-armv7a.S"
 #else
   /* Defined in memcpy-stub.c.  */
 

newlib/libc/machine/arm/memcpy.S

@@ -38,8 +38,6 @@
 /* Defined in memcpy-armv7a.S.  */
 #elif __ARM_ARCH_ISA_THUMB == 2 && !__ARM_ARCH_ISA_ARM
 /* Defined in memcpy-armv7m.S.  */
-#elif defined (__ARM_ARCH_7A__)
-/* Defined in aeabi_memcpy-armv7a.S */
 #else
 #define MEMCPY_FALLBACK
 #endif