交叉编译工具链集合： 编译器：arm-linux-gcc arm-linux-gcc hello.c -o hello
反汇编工具： arm-linux-objdump arm-linux-objdump -D -S hello
ELF查看工具：arm-linux-readelf arm-linux-readelf -a hello arm-linux-readelf -d hello 查看hello使用的动态库 范例：
ubuntu@VM-0-8-ubuntu:~$ readelf -d hello Dynamic section at offset 0xe20 contains 24 entries: Tag Type Name/Value 0x0000000000000001 (NEEDED) Shared library: [libc.so.6] 0x000000000000000c (INIT) 0x4003c8 0x000000000000000d (FINI) 0x400594 0x0000000000000019 (INIT_ARRAY) 0x600e08 0x000000000000001b (INIT_ARRAYSZ) 8 (bytes) 0x000000000000001a (FINI_ARRAY) 0x600e10 0x000000000000001c (FINI_ARRAYSZ) 8 (bytes) 0x000000006ffffef5 (GNU_HASH) 0x400298 0x0000000000000005 (STRTAB) 0x400318 0x0000000000000006 (SYMTAB) 0x4002b8 0x000000000000000a (STRSZ) 61 (bytes) 0x000000000000000b (SYMENT) 24 (bytes) 0x0000000000000015 (DEBUG) 0x0 0x0000000000000003 (PLTGOT) 0x601000 0x0000000000000002 (PLTRELSZ) 24 (bytes) 0x0000000000000014 (PLTREL) RELA 0x0000000000000017 (JMPREL) 0x4003b0 0x0000000000000007 (RELA) 0x400380 0x0000000000000008 (RELASZ) 48 (bytes) 0x0000000000000009 (RELAENT) 24 (bytes) 0x000000006ffffffe (VERNEED) 0x400360 0x000000006fffffff (VERNEEDNUM) 1 0x000000006ffffff0 (VERSYM) 0x400356 0x0000000000000000 (NULL) 0x0