Merge pull request #1892 from petermm/aarch64-builtin_bswap

Add aarch64 support to unaligned memory access macros

These changes are made under both the "Apache 2.0" and the "GNU Lesser General
Public License 2.1 or later" license terms (dual license).

SPDX-License-Identifier: Apache-2.0 OR LGPL-2.1-or-later

Author: bettio

src/libAtomVM/utils.h

@@ -45,7 +45,7 @@ extern "C" {
             ( (((uint8_t *)(ptr))[0] << 24) | (((uint8_t *) (ptr))[1] << 16) | (((uint8_t *)(ptr))[2] << 8) | ((uint8_t *)(ptr))[3] )
     #endif
 
-    #if defined(__x86_64__) || defined(_M_X64) || defined(__i386__) || defined(_M_IX86)
+    #if defined(__x86_64__) || defined(_M_X64) || defined(__i386__) || defined(_M_IX86) || defined(__aarch64__) || defined(_M_ARM64)
         #define READ_64_UNALIGNED(ptr) \
             __builtin_bswap64(*((uint64_t *) (ptr)))