Updating macro in ac_utils to include instruction bswap in compilation for processors x86_64
Updating macro in ac_utils to include instruction bswap in compilation for processors x86_64

lianaduenha/ArchC,tiagofalcao/ArchC,tiagofalcao/ArchC,tiagofalcao/ArchC,lianaduenha/ArchC,tiagofalcao/ArchC,lianaduenha/ArchC,lianaduenha/ArchC,tiagofalcao/ArchC,tiagofalcao/ArchC,tiagofalcao/ArchC