#include <QtGui/QApplication> #include <QtGui/QDialog> int main(int argc, char *argv[]) { // initialize resources, if needed // Q_INIT_RESOURCE(resfile); QApplication app(argc, argv); QDialog *tt=new QDialog(); tt->show(); return app.exec(); }
//oracle solaris studio 12.3 qt appliction
生成 "qt" 程序
bash-3.2# ldd qt
libQtGui.so.4 => /usr/local/Trolltech/Qt-4.8.7/lib/libQtGui.so.4
libQtCore.so.4 => /usr/local/Trolltech/Qt-4.8.7/lib/libQtCore.so. 4
libpthread.so.1 => /lib/libpthread.so.1
librt.so.1 => /lib/librt.so.1
libCstd.so.1 => /usr/lib/libCstd.so.1
libCrun.so.1 => /usr/lib/libCrun.so.1
libthread.so.1 => /lib/libthread.so.1
libm.so.2 => /lib/libm.so.2
libc.so.1 => /lib/libc.so.1
libgthread-2.0.so.0 => /usr/lib/libgthread-2.0.so.0
libglib-2.0.so.0 => /usr/lib/libglib-2.0.so.0
libpng12.so.0 => /usr/lib/libpng12.so.0
libz.so.1 => /usr/lib/libz.so.1
libfreetype.so.6 => /usr/sfw/lib/libfreetype.so.6
libSM.so.6 => /usr/lib/libSM.so.6
libICE.so.6 => /usr/lib/libICE.so.6
libXrender.so.1 => /usr/sfw/lib/libXrender.so.1
libfontconfig.so.1 => /usr/lib/libfontconfig.so.1
libXext.so.0 => /usr/lib/libXext.so.0
libX11.so.4 => /usr/lib/libX11.so.4
libresolv.so.2 => /lib/libresolv.so.2
libsocket.so.1 => /lib/libsocket.so.1
libnsl.so.1 => /lib/libnsl.so.1
libdl.so.1 => /lib/libdl.so.1
libaio.so.1 => /lib/libaio.so.1
libmd.so.1 => /lib/libmd.so.1
libexpat.so.0 => /usr/sfw/lib/libexpat.so.0
libmp.so.2 => /lib/libmp.so.2
libscf.so.1 => /lib/libscf.so.1
libdoor.so.1 => /lib/libdoor.so.1
libuutil.so.1 => /lib/libuutil.so.1
libgen.so.1 => /lib/libgen.so.1
左边是应用要找的库
右连是找到的库
ldd -r <app> 即报告应用是否找不到库,也会报告找不到的函数
LD_LIBRARY_PATH： 指定搜索函数库的路径 ,包括了32与64位库
LD_LIBRARY_PATH_32：
LD_LIBRARY_PATH_64:
ldd -u <app> :检查没有用到的库
bash-3.2# ldd -u qt libQtGui.so.4 => /usr/local/Trolltech/Qt-4.8.7/lib/libQtGui.so.4 libQtCore.so.4 => /usr/local/Trolltech/Qt-4.8.7/lib/libQtCore.so.4 libpthread.so.1 => /lib/libpthread.so.1 librt.so.1 => /lib/librt.so.1 libCstd.so.1 => /usr/lib/libCstd.so.1 libCrun.so.1 => /usr/lib/libCrun.so.1 libthread.so.1 => /lib/libthread.so.1 libm.so.2 => /lib/libm.so.2 libc.so.1 => /lib/libc.so.1 libgthread-2.0.so.0 => /usr/lib/libgthread-2.0.so.0 libglib-2.0.so.0 => /usr/lib/libglib-2.0.so.0 libpng12.so.0 => /usr/lib/libpng12.so.0 libz.so.1 => /usr/lib/libz.so.1 libfreetype.so.6 => /usr/sfw/lib/libfreetype.so.6 libSM.so.6 => /usr/lib/libSM.so.6 libICE.so.6 => /usr/lib/libICE.so.6 libXrender.so.1 => /usr/sfw/lib/libXrender.so.1 libfontconfig.so.1 => /usr/lib/libfontconfig.so.1 libXext.so.0 => /usr/lib/libXext.so.0 libX11.so.4 => /usr/lib/libX11.so.4 libresolv.so.2 => /lib/libresolv.so.2 libsocket.so.1 => /lib/libsocket.so.1 libnsl.so.1 => /lib/libnsl.so.1 libdl.so.1 => /lib/libdl.so.1 libaio.so.1 => /lib/libaio.so.1 libmd.so.1 => /lib/libmd.so.1 libexpat.so.0 => /usr/sfw/lib/libexpat.so.0 libmp.so.2 => /lib/libmp.so.2 libscf.so.1 => /lib/libscf.so.1 libdoor.so.1 => /lib/libdoor.so.1 libuutil.so.1 => /lib/libuutil.so.1 libgen.so.1 => /lib/libgen.so.1 未使用的对象=/lib/librt.so.1 未使用的对象=/lib/libthread.so.1 未使用的对象=/usr/lib/libgthread-2.0.so.0 未使用的对象=/usr/lib/libpng12.so.0 未使用的对象=/usr/lib/libz.so.1 未使用的对象=/usr/sfw/lib/libfreetype.so.6 未使用的对象=/usr/lib/libSM.so.6 未使用的对象=/usr/sfw/lib/libXrender.so.1 未使用的对象=/usr/lib/libfontconfig.so.1 未使用的对象=/usr/lib/libXext.so.0 未使用的对象=/lib/libdl.so.1 未使用的对象=/lib/libaio.so.1 未使用的对象=/lib/libmd.so.1 未使用的对象=/usr/sfw/lib/libexpat.so.0 未使用的对象=/lib/libmp.so.2 未使用的对象=/lib/libscf.so.1 未使用的对象=/lib/libdoor.so.1 未使用的对象=/lib/libuutil.so.1 未使用的对象=/lib/libgen.so.1
ldd -i <app> 报告库初始化的顺序
bash-3.2# ldd -i qt libQtGui.so.4 => /usr/local/Trolltech/Qt-4.8.7/lib/libQtGui.so.4 libQtCore.so.4 => /usr/local/Trolltech/Qt-4.8.7/lib/libQtCore.so.4 libpthread.so.1 => /lib/libpthread.so.1 librt.so.1 => /lib/librt.so.1 libCstd.so.1 => /usr/lib/libCstd.so.1 libCrun.so.1 => /usr/lib/libCrun.so.1 libthread.so.1 => /lib/libthread.so.1 libm.so.2 => /lib/libm.so.2 libc.so.1 => /lib/libc.so.1 libgthread-2.0.so.0 => /usr/lib/libgthread-2.0.so.0 libglib-2.0.so.0 => /usr/lib/libglib-2.0.so.0 libpng12.so.0 => /usr/lib/libpng12.so.0 libz.so.1 => /usr/lib/libz.so.1 libfreetype.so.6 => /usr/sfw/lib/libfreetype.so.6 libSM.so.6 => /usr/lib/libSM.so.6 libICE.so.6 => /usr/lib/libICE.so.6 libXrender.so.1 => /usr/sfw/lib/libXrender.so.1 libfontconfig.so.1 => /usr/lib/libfontconfig.so.1 libXext.so.0 => /usr/lib/libXext.so.0 libX11.so.4 => /usr/lib/libX11.so.4 libresolv.so.2 => /lib/libresolv.so.2 libsocket.so.1 => /lib/libsocket.so.1 libnsl.so.1 => /lib/libnsl.so.1 libdl.so.1 => /lib/libdl.so.1 libaio.so.1 => /lib/libaio.so.1 libmd.so.1 => /lib/libmd.so.1 libexpat.so.0 => /usr/sfw/lib/libexpat.so.0 libmp.so.2 => /lib/libmp.so.2 libscf.so.1 => /lib/libscf.so.1 libdoor.so.1 => /lib/libdoor.so.1 libuutil.so.1 => /lib/libuutil.so.1 libgen.so.1 => /lib/libgen.so.1 检测到循环相依，群组 [1]： /lib/libnsl.so.1 /lib/librt.so.1 检测到循环相依，群组 [2]： /usr/lib/libX11.so.4 /usr/lib/libXext.so.0 初始对象=/lib/libc.so.1 初始对象=/lib/libaio.so.1 初始对象=/lib/libmd.so.1 初始对象=/lib/libmp.so.2 初始对象=/lib/libdoor.so.1 初始对象=/lib/libuutil.so.1 初始对象=/lib/libgen.so.1 初始对象=/lib/libscf.so.1 init object=/lib/libnsl.so.1 - 循环群组 [1]，为以下的引用： init object=/lib/librt.so.1 - 循环群组 [1]，为以下的引用： 初始对象=/usr/lib/libz.so.1 初始对象=/usr/local/Trolltech/Qt-4.8.7/lib/libQtCore.so.4 初始对象=/usr/lib/libpng12.so.0 初始对象=/usr/sfw/lib/libfreetype.so.6 初始对象=/lib/libsocket.so.1 初始对象=/usr/lib/libICE.so.6 初始对象=/usr/lib/libSM.so.6 init object=/usr/lib/libX11.so.4 - 循环群组 [2]，为以下的引用： /usr/lib/libXext.so.0 init object=/usr/lib/libXext.so.0 - 循环群组 [2]，为以下的引用： /usr/lib/libX11.so.4 初始对象=/usr/sfw/lib/libXrender.so.1 初始对象=/lib/libresolv.so.2 初始对象=/usr/local/Trolltech/Qt-4.8.7/lib/libQtGui.so.4 初始对象=/usr/lib/libCrun.so.1 初始对象=/usr/lib/libCstd.so.1 初始对象=/usr/sfw/lib/libexpat.so.0
file <app> :报告文件内容的类型
bash-3.2# file ./qt
./qt: ELF 32-bit LSB executable 80386 Version 1 [FPU], dynamically linked, not stripped
nm <app> :报告文件中的符号
a.out
#include <stdio.h> #include <stdlib.h> #define RPT 10000000 int main() { int i=1; for( i=0;i<RPT;i++) { while(1); } }
bash-3.2# nm a.out a.out: [Index] Value Size Type Bind Other Shndx Name [2] | 134545652| 0|SECT |LOCL |0 |1 | [34] | 0| 0|SECT |LOCL |0 |33 | [3] | 134545672| 0|SECT |LOCL |0 |2 | [4] | 134545684| 0|SECT |LOCL |0 |3 | [5] | 134545924| 0|SECT |LOCL |0 |4 | [6] | 134546388| 0|SECT |LOCL |0 |5 | [7] | 134547328| 0|SECT |LOCL |0 |6 | [8] | 134547376| 0|SECT |LOCL |0 |7 | [9] | 134547436| 0|SECT |LOCL |0 |8 | [10] | 134547476| 0|SECT |LOCL |0 |9 | [11] | 134547540| 0|SECT |LOCL |0 |10 | [12] | 134547684| 0|SECT |LOCL |0 |11 | [13] | 134548272| 0|SECT |LOCL |0 |12 | [14] | 134548304| 0|SECT |LOCL |0 |13 | [15] | 134548328| 0|SECT |LOCL |0 |14 | [16] | 134613868| 0|SECT |LOCL |0 |15 | [17] | 134613924| 0|SECT |LOCL |0 |16 | [18] | 134614220| 0|SECT |LOCL |0 |17 | [19] | 134614224| 0|SECT |LOCL |0 |18 | [20] | 134614280| 0|SECT |LOCL |0 |19 | [21] | 134614288| 0|SECT |LOCL |0 |20 | [22] | 134614296| 0|SECT |LOCL |0 |21 | [23] | 134614300| 0|SECT |LOCL |0 |22 | [24] | 134614304| 0|SECT |LOCL |0 |23 | [25] | 0| 0|SECT |LOCL |0 |24 | [26] | 0| 0|SECT |LOCL |0 |25 | [27] | 0| 0|SECT |LOCL |0 |26 | [28] | 0| 0|SECT |LOCL |0 |27 | [29] | 0| 0|SECT |LOCL |0 |28 | [30] | 0| 0|SECT |LOCL |0 |29 | [31] | 0| 0|SECT |LOCL |0 |30 | [32] | 0| 0|SECT |LOCL |0 |31 | [33] | 0| 0|SECT |LOCL |0 |32 | [53] | 0| 0|FILE |LOCL |0 |ABS |2.c [64] | 134613924| 0|OBJT |GLOB |0 |16 |_DYNAMIC [35] | 134614332| 0|OBJT |LOCL |0 |23 |_END_ [73] | 134613868| 0|OBJT |GLOB |3 |15 |_GLOBAL_OFFSET_TABLE_ [85] | 0| 0|NOTY |WEAK |0 |UNDEF |_Jv_RegisterClasses [62] | 134547540| 0|OBJT |GLOB |0 |10 |_PROCEDURE_LINKAGE_TABLE_ [36] | 134545408| 0|OBJT |LOCL |0 |1 |_START_ [88] | 0| 0|NOTY |WEAK |0 |UNDEF |__1cG__CrunMdo_exit_code6F_v_ [55] | 134614284| 0|OBJT |LOCL |0 |19 |__CTOR_END__ [44] | 134614280| 0|OBJT |LOCL |0 |19 |__CTOR_LIST__ [56] | 134614292| 0|OBJT |LOCL |0 |20 |__DTOR_END__ [45] | 134614288| 0|OBJT |LOCL |0 |20 |__DTOR_LIST__ [46] | 134614220| 0|OBJT |LOCL |0 |17 |__EH_FRAME_BEGIN__ [57] | 134614220| 0|OBJT |LOCL |0 |17 |__FRAME_END__ [58] | 134614296| 0|OBJT |LOCL |0 |21 |__JCR_END__ [47] | 134614296| 0|OBJT |LOCL |0 |21 |__JCR_LIST__ [66] | 134614228| 4|OBJT |GLOB |0 |18 |___Argv [63] | 0| 0|NOTY |WEAK |0 |UNDEF |__deregister_frame_info_bases [39] | 134614236| 4|OBJT |LOCL |0 |18 |__do_exit_code_ptr [59] | 134548212| 0|FUNC |LOCL |0 |11 |__do_global_ctors_aux [50] | 134547964| 0|FUNC |LOCL |0 |11 |__do_global_dtors_aux [84] | 134614276| 0|OBJT |GLOB |0 |18 |__dso_handle [77] | 134547572| 0|FUNC |GLOB |0 |UNDEF |__fpstart [79] | 134547836| 123|FUNC |GLOB |0 |11 |__fsr [69] | 0| 0|NOTY |WEAK |0 |UNDEF |__fsr_init_value [38] | 134614232| 4|OBJT |LOCL |0 |18 |__get_exit_frame_monitor_ptr [87] | 134614272| 4|OBJT |GLOB |0 |18 |__longdouble_used [86] | 0| 0|NOTY |WEAK |0 |UNDEF |__register_frame_info_bases [65] | 134614304| 0|OBJT |GLOB |0 |22 |_edata [81] | 134614332| 0|OBJT |GLOB |0 |23 |_end [72] | 134614224| 4|OBJT |GLOB |0 |18 |_environ [67] | 134548332| 0|OBJT |GLOB |0 |14 |_etext [74] | 134547604| 0|FUNC |GLOB |0 |UNDEF |_exit [83] | 134548304| 24|FUNC |GLOB |0 |13 |_fini [80] | 134547668| 0|FUNC |WEAK |0 |UNDEF |_get_exit_frame_monitor[68] | 134548272| 29|FUNC |GLOB |0 |12 |_init [75] | 134548328| 4|OBJT |GLOB |0 |14 |_lib_version [70] | 134547960| 1|FUNC |GLOB |0 |11 |_mcount [82] | 134547684| 150|FUNC |GLOB |0 |11 |_start [1] | 0| 0|FILE |LOCL |0 |ABS |a.out [76] | 134547556| 0|FUNC |GLOB |0 |UNDEF |atexit [49] | 134614304| 1|OBJT |LOCL |0 |23 |completed.1 [41] | 0| 0|FILE |LOCL |0 |ABS |crti.s [60] | 0| 0|FILE |LOCL |0 |ABS |crtn.s [54] | 0| 0|FILE |LOCL |0 |ABS |crtstuff.c [43] | 0| 0|FILE |LOCL |0 |ABS |crtstuff.c [61] | 134614224| 4|OBJT |WEAK |0 |18 |environ [78] | 134547588| 0|FUNC |GLOB |0 |UNDEF |exit [52] | 134548056| 0|FUNC |LOCL |0 |11 |frame_dummy [37] | 0| 0|FILE |LOCL |0 |ABS |fsr.s [71] | 134548156| 55|FUNC |GLOB |0 |11 |main [51] | 134614308| 24|OBJT |LOCL |0 |23 |object.2 [48] | 134614300| 0|OBJT |LOCL |0 |22 |p.0 [40] | 134614240| 32|OBJT |LOCL |0 |18 |trap_table [42] | 0| 0|FILE |LOCL |0 |ABS |values-Xa.c
pvs <app> ：报告程序需要的库
bash-3.2# pvs /bin/ls
libsec.so.1 (SUNW_1.2, SUNWprivate_1.1);
libc.so.1 (SUNW_1.19, SUNWprivate_1.1);
pvs -d <库> ：显示库中定的版本
bash-3.2# pvs -d /usr/lib/libc.so.1
libc.so.1;
SUNW_1.23;
SUNW_1.22.7;
SUNW_1.22.6;
SUNW_1.22.5;
SUNW_1.22.4;
SUNW_1.22.3;
SUNW_1.22.2;
SUNW_1.22.1;
SUNW_1.22;
SUNW_1.21.3;
SUNW_1.21.2;
SUNW_1.21.1;
SUNW_1.21;
SUNW_1.20.4;
SUNW_1.20.1;
SUNW_1.20;
SUNW_1.19;
SUNW_1.18.1;
SUNW_1.18;
SUNW_1.17;
SUNW_1.16;
SUNW_1.15;
SUNW_1.14;
SUNW_1.13;
SUNW_1.12;
SUNW_1.11;
SUNW_1.10;
SUNW_1.9;
SUNW_1.8;
SUNW_1.7;
SUNW_1.6;
SUNW_1.5;
SUNW_1.4;
SUNW_1.3;
SUNW_1.2;
SUNW_1.1;
SUNW_0.9;
SUNW_0.8;
SUNW_0.7;
SYSVABI_1.3;
SUNWprivate_1.1;
pvs -ds <库> ：导出的函数版本
bash-3.2# pvs -ds /usr/lib/libdl.so.1
libdl.so.1:
_DYNAMIC;
_edata;
_etext;
_end;
_PROCEDURE_LINKAGE_TABLE_;
SUNW_1.5:
dl_iterate_phdr;
SUNW_1.4:
dladdr1;
SUNW_1.3:
SUNW_0.8:
dladdr;
SUNW_0.7:
dlopen;
dlsym;
dlerror;
dlclose;
SUNW_1.2:
SUNW_1.1:
dlmopen;
dldump;
dlinfo;
SUNWprivate_1.1:
_dlerror;
_dlmopen;
_dldump;
_dlinfo;
_dladdr;
_dladdr1;
_dlclose;
_dlopen;
_ld_libc;
_dlsym;
dis <app>
gcc -g 2.c
#include <stdio.h> #include <stdlib.h> #define RPT 10000000 int main() { int i=1; for( i=0;i<RPT;i++) { while(1); } }
bash-3.2# dis a.out disassembly for a.out section .plt _PROCEDURE_LINKAGE_TABLE_: ff 35 70 0b 06 08 pushl 0x8060b70 0x805085a: ff 25 74 0b 06 08 jmp *0x8060b74 0x8050860: 00 00 addb %al,(%eax) 0x8050862: 00 00 addb %al,(%eax) atexit() atexit: ff 25 78 0b 06 08 jmp *0x8060b78 0x805086a: 68 00 00 00 00 pushl $0x0 0x805086f: e9 e0 ff ff ff jmp -0x1b <_PROCEDURE_LINKAGE_TABLE_> __fpstart() __fpstart: ff 25 7c 0b 06 08 jmp *0x8060b7c 0x805087a: 68 08 00 00 00 pushl $0x8 0x805087f: e9 d0 ff ff ff jmp -0x2b <_PROCEDURE_LINKAGE_TABLE_> exit() exit: ff 25 80 0b 06 08 jmp *0x8060b80 0x805088a: 68 10 00 00 00 pushl $0x10 0x805088f: e9 c0 ff ff ff jmp -0x3b <_PROCEDURE_LINKAGE_TABLE_> _exit() _exit: ff 25 84 0b 06 08 jmp *0x8060b84 0x805089a: 68 18 00 00 00 pushl $0x18 0x805089f: e9 b0 ff ff ff jmp -0x4b <_PROCEDURE_LINKAGE_TABLE_> 0x80508a4: ff 25 8c 0b 06 08 jmp *0x8060b8c 0x80508aa: 68 20 00 00 00 pushl $0x20 0x80508af: e9 a0 ff ff ff jmp -0x5b <_PROCEDURE_LINKAGE_TABLE_> 0x80508b4: ff 25 94 0b 06 08 jmp *0x8060b94 0x80508ba: 68 28 00 00 00 pushl $0x28 0x80508bf: e9 90 ff ff ff jmp -0x6b <_PROCEDURE_LINKAGE_TABLE_> 0x80508c4: ff 25 9c 0b 06 08 jmp *0x8060b9c 0x80508ca: 68 30 00 00 00 pushl $0x30 0x80508cf: e9 80 ff ff ff jmp -0x7b <_PROCEDURE_LINKAGE_TABLE_> _get_exit_frame_monitor() _get_exit_frame_monitor: ff 25 a0 0b 06 08 jmp *0x8060ba0 0x80508da: 68 38 00 00 00 pushl $0x38 0x80508df: e9 70 ff ff ff jmp -0x8b <_PROCEDURE_LINKAGE_TABLE_> section .text _start() _start: 6a 00 pushl $0x0 _start+0x2: 6a 00 pushl $0x0 _start+0x4: 8b ec movl %esp,%ebp _start+0x6: b8 a4 0b 06 08 movl $0x8060ba4,%eax _start+0xb: 85 c0 testl %eax,%eax _start+0xd: 74 09 je +0xb <_start+0x18> _start+0xf: 52 pushl %edx _start+0x10: e8 6b ff ff ff call -0x90 <atexit> _start+0x15: 83 c4 04 addl $0x4,%esp _start+0x18: 68 50 0b 05 08 pushl $0x8050b50 _start+0x1d: e8 5e ff ff ff call -0x9d <atexit> _start+0x22: 83 c4 04 addl $0x4,%esp _start+0x25: 8d 05 d8 0c 06 08 leal 0x8060cd8,%eax _start+0x2b: 8b 00 movl (%eax),%eax _start+0x2d: 85 c0 testl %eax,%eax _start+0x2f: 74 15 je +0x17 <_start+0x46> _start+0x31: 8d 05 dc 0c 06 08 leal 0x8060cdc,%eax _start+0x37: 8b 00 movl (%eax),%eax _start+0x39: 85 c0 testl %eax,%eax _start+0x3b: 74 09 je +0xb <_start+0x46> _start+0x3d: 50 pushl %eax _start+0x3e: e8 3d ff ff ff call -0xbe <atexit> _start+0x43: 83 c4 04 addl $0x4,%esp _start+0x46: 8b 45 08 movl 0x8(%ebp),%eax _start+0x49: 8b 15 d0 0c 06 08 movl 0x8060cd0,%edx _start+0x4f: 85 d2 testl %edx,%edx _start+0x51: 75 0a jne +0xc <_start+0x5d> _start+0x53: 8d 54 85 10 leal 0x10(%ebp,%eax,4),%edx _start+0x57: 89 15 d0 0c 06 08 movl %edx,0x8060cd0 _start+0x5d: 83 e4 f0 andl $0xfffffff0,%esp _start+0x60: 52 pushl %edx _start+0x61: 8d 55 0c leal 0xc(%ebp),%edx _start+0x64: 89 15 d4 0c 06 08 movl %edx,0x8060cd4 _start+0x6a: 52 pushl %edx _start+0x6b: 50 pushl %eax _start+0x6c: e8 1f ff ff ff call -0xdc <__fpstart> _start+0x71: e8 22 00 00 00 call +0x27 <__fsr> _start+0x76: e8 d1 01 00 00 call +0x1d6 <_init> _start+0x7b: e8 58 01 00 00 call +0x15d <main> _start+0x80: 83 c4 0c addl $0xc,%esp _start+0x83: 50 pushl %eax _start+0x84: 50 pushl %eax _start+0x85: e8 16 ff ff ff call -0xe5 <exit> _start+0x8a: 83 c4 04 addl $0x4,%esp _start+0x8d: e8 1e ff ff ff call -0xdd <_exit> _start+0x92: 83 c4 04 addl $0x4,%esp _start+0x95: f4 hlt 0x805097a: 90 nop 0x805097b: 90 nop __fsr() __fsr: 55 pushl %ebp __fsr+0x1: 8b ec movl %esp,%ebp __fsr+0x3: 52 pushl %edx __fsr+0x4: 51 pushl %ecx __fsr+0x5: 83 ec 04 subl $0x4,%esp __fsr+0x8: b9 00 00 00 00 movl $0x0,%ecx __fsr+0xd: d1 e9 shrl $0x1,%ecx __fsr+0xf: 83 f9 00 cmpl $0x0,%ecx __fsr+0x12: 74 60 je +0x62 <__fsr+0x74> __fsr+0x14: 9b fwait __fsr+0x15: d9 7c 24 00 fnstcw 0x0(%esp) __fsr+0x19: 8b d1 movl %ecx,%edx __fsr+0x1b: 83 e2 1f andl $0x1f,%edx __fsr+0x1e: 8a 82 e0 0c 06 08 movb 0x8060ce0(%edx),%al __fsr+0x24: 20 44 24 00 andb %al,0x0(%esp) __fsr+0x28: f7 c1 00 02 00 00 testl $0x200,%ecx __fsr+0x2e: 74 05 je +0x7 <__fsr+0x35> __fsr+0x30: 80 64 24 00 fd andb $0xfd,0x0(%esp) __fsr+0x35: 8b d1 movl %ecx,%edx __fsr+0x37: 83 e2 60 andl $0x60,%edx __fsr+0x3a: 74 18 je +0x1a <__fsr+0x54> __fsr+0x3c: 8b c2 movl %edx,%eax __fsr+0x3e: 83 e0 20 andl $0x20,%eax __fsr+0x41: d1 e0 shll $0x1,%eax __fsr+0x43: 33 d0 xorl %eax,%edx __fsr+0x45: c1 e2 05 shll $0x5,%edx __fsr+0x48: 66 81 64 24 00 ff andw $0xf3ff,0x0(%esp) f3 __fsr+0x4f: 66 09 54 24 00 orw %dx,0x0(%esp) __fsr+0x54: 81 e1 80 01 00 00 andl $0x180,%ecx __fsr+0x5a: 74 14 je +0x16 <__fsr+0x70> __fsr+0x5c: 81 f1 80 01 00 00 xorl $0x180,%ecx __fsr+0x62: d1 e1 shll $0x1,%ecx __fsr+0x64: 66 81 64 24 00 ff andw $0xfcff,0x0(%esp) fc __fsr+0x6b: 66 09 4c 24 00 orw %cx,0x0(%esp) __fsr+0x70: d9 6c 24 00 fldcw 0x0(%esp) __fsr+0x74: 83 c4 04 addl $0x4,%esp __fsr+0x77: 59 popl %ecx __fsr+0x78: 5a popl %edx __fsr+0x79: 5d popl %ebp __fsr+0x7a: c3 ret 0x80509f7: 90 nop _mcount() _mcount: c3 ret 0x80509f9: 90 nop 0x80509fa: 90 nop 0x80509fb: 90 nop __do_global_dtors_aux() __do_global_dtors_aux: 55 pushl %ebp 0x80509fd: 89 e5 movl %esp,%ebp 0x80509ff: 53 pushl %ebx 0x8050a00: e8 00 00 00 00 call +0x5 <0x8050a05> 0x8050a05: 5b popl %ebx 0x8050a06: 81 c3 67 01 01 00 addl $0x10167,%ebx 0x8050a0c: 52 pushl %edx 0x8050a0d: 80 bb b4 01 00 00 cmpb $0x0,0x1b4(%ebx) 00 0x8050a14: 74 0d je +0xf <0x8050a23> 0x8050a16: eb 3a jmp +0x3c <0x8050a52> 0x8050a18: 83 c0 04 addl $0x4,%eax 0x8050a1b: 89 83 b0 01 00 00 movl %eax,0x1b0(%ebx) 0x8050a21: ff d2 call *%edx 0x8050a23: 8b 83 b0 01 00 00 movl 0x1b0(%ebx),%eax 0x8050a29: 8b 10 movl (%eax),%edx 0x8050a2b: 85 d2 testl %edx,%edx 0x8050a2d: 75 e9 jne -0x15 <0x8050a18> 0x8050a2f: 8b 83 1c 00 00 00 movl 0x1c(%ebx),%eax 0x8050a35: 85 c0 testl %eax,%eax 0x8050a37: 74 12 je +0x14 <0x8050a4b> 0x8050a39: 83 ec 0c subl $0xc,%esp 0x8050a3c: 8d 83 60 01 00 00 leal 0x160(%ebx),%eax 0x8050a42: 50 pushl %eax 0x8050a43: e8 5c fe ff ff call -0x19f <0x80508a4> 0x8050a48: 83 c4 10 addl $0x10,%esp 0x8050a4b: c6 83 b4 01 00 00 movb $0x1,0x1b4(%ebx) 01 0x8050a52: 8b 5d fc movl -0x4(%ebp),%ebx 0x8050a55: c9 leave 0x8050a56: c3 ret 0x8050a57: 90 nop frame_dummy() frame_dummy: 55 pushl %ebp 0x8050a59: 89 e5 movl %esp,%ebp 0x8050a5b: 53 pushl %ebx 0x8050a5c: e8 00 00 00 00 call +0x5 <0x8050a61> 0x8050a61: 5b popl %ebx 0x8050a62: 81 c3 0b 01 01 00 addl $0x1010b,%ebx 0x8050a68: 50 pushl %eax 0x8050a69: 8b 83 24 00 00 00 movl 0x24(%ebx),%eax 0x8050a6f: 85 c0 testl %eax,%eax 0x8050a71: 74 19 je +0x1b <0x8050a8c> 0x8050a73: 53 pushl %ebx 0x8050a74: 6a 00 pushl $0x0 0x8050a76: 8d 83 b8 01 00 00 leal 0x1b8(%ebx),%eax 0x8050a7c: 50 pushl %eax 0x8050a7d: 8d 83 60 01 00 00 leal 0x160(%ebx),%eax 0x8050a83: 50 pushl %eax 0x8050a84: e8 2b fe ff ff call -0x1d0 <0x80508b4> 0x8050a89: 83 c4 10 addl $0x10,%esp 0x8050a8c: 8b 83 ac 01 00 00 movl 0x1ac(%ebx),%eax 0x8050a92: 85 c0 testl %eax,%eax 0x8050a94: 74 1e je +0x20 <0x8050ab4> 0x8050a96: 8b 8b 2c 00 00 00 movl 0x2c(%ebx),%ecx 0x8050a9c: 85 c9 testl %ecx,%ecx 0x8050a9e: 74 14 je +0x16 <0x8050ab4> 0x8050aa0: 83 ec 0c subl $0xc,%esp 0x8050aa3: 8d 83 ac 01 00 00 leal 0x1ac(%ebx),%eax 0x8050aa9: 50 pushl %eax 0x8050aaa: e8 15 fe ff ff call -0x1e6 <0x80508c4> 0x8050aaf: 83 c4 10 addl $0x10,%esp 0x8050ab2: 89 f6 movl %esi,%esi 0x8050ab4: 8b 5d fc movl -0x4(%ebp),%ebx 0x8050ab7: c9 leave 0x8050ab8: c3 ret 0x8050ab9: 90 nop 0x8050aba: 90 nop 0x8050abb: 90 nop main() main: 55 pushl %ebp main+0x1: 89 e5 movl %esp,%ebp main+0x3: 83 ec 08 subl $0x8,%esp main+0x6: 83 e4 f0 andl $0xfffffff0,%esp main+0x9: b8 00 00 00 00 movl $0x0,%eax main+0xe: 83 c0 0f addl $0xf,%eax main+0x11: 83 c0 0f addl $0xf,%eax main+0x14: c1 e8 04 shrl $0x4,%eax main+0x17: c1 e0 04 shll $0x4,%eax main+0x1a: 29 c4 subl %eax,%esp main+0x1c: c7 45 fc 01 00 00 movl $0x1,-0x4(%ebp) 00 main+0x23: c7 45 fc 00 00 00 movl $0x0,-0x4(%ebp) 00 main+0x2a: 81 7d fc 7f 96 98 cmpl $0x98967f,-0x4(%ebp) 00 main+0x31: 7f 02 jg +0x4 <main+0x35> main+0x33: eb fe jmp -0x0 <main+0x33> main+0x35: c9 leave main+0x36: c3 ret 0x8050af3: 90 nop __do_global_ctors_aux() __do_global_ctors_aux: 55 pushl %ebp 0x8050af5: 89 e5 movl %esp,%ebp 0x8050af7: 56 pushl %esi 0x8050af8: 53 pushl %ebx 0x8050af9: e8 00 00 00 00 call +0x5 <0x8050afe> 0x8050afe: 5b popl %ebx 0x8050aff: 81 c3 6e 00 01 00 addl $0x1006e,%ebx 0x8050b05: 8d 83 a0 01 00 00 leal 0x1a0(%ebx),%eax 0x8050b0b: 8d 70 fc leal -0x4(%eax),%esi 0x8050b0e: 8b 40 fc movl -0x4(%eax),%eax 0x8050b11: eb 08 jmp +0xa <0x8050b1b> 0x8050b13: 90 nop 0x8050b14: 83 ee 04 subl $0x4,%esi 0x8050b17: ff d0 call *%eax 0x8050b19: 8b 06 movl (%esi),%eax 0x8050b1b: 83 f8 ff cmpl $-0x1,%eax 0x8050b1e: 75 f4 jne -0xa <0x8050b14> 0x8050b20: 5b popl %ebx 0x8050b21: 5e popl %esi 0x8050b22: c9 leave 0x8050b23: c3 ret section .init _init() _init: 55 pushl %ebp _init+0x1: 8b ec movl %esp,%ebp _init+0x3: 53 pushl %ebx _init+0x4: e8 00 00 00 00 call +0x5 <_init+0x9> _init+0x9: 5b popl %ebx _init+0xa: 81 c3 33 00 01 00 addl $0x10033,%ebx _init+0x10: e8 13 ff ff ff call -0xe8 <frame_dummy> _init+0x15: e8 aa ff ff ff call -0x51 <__do_global_ctors_aux> _init+0x1a: 5b popl %ebx _init+0x1b: c9 leave _init+0x1c: c3 ret section .fini _fini() _fini: 55 pushl %ebp _fini+0x1: 8b ec movl %esp,%ebp _fini+0x3: 53 pushl %ebx _fini+0x4: e8 00 00 00 00 call +0x5 <_fini+0x9> _fini+0x9: 5b popl %ebx _fini+0xa: 81 c3 13 00 01 00 addl $0x10013,%ebx _fini+0x10: e8 97 fe ff ff call -0x164 <__do_global_dtors_aux> _fini+0x15: 5b popl %ebx _fini+0x16: c9 leave _fini+0x17: c3 ret
size <app> ：报告应用，库，或目标文件中各种段的大小
bash-3.2# size ./a.out 2924 + 436 + 28 = 3388 即可执行代码+数据(已初始化的数据)+bss（未初始化的数据) bash-3.2# size -fn ./a.out 17(.interp) + 12(.eh_frame_hdr) + 240(.hash) + 464(.dynsym) + 938(.dynstr) + 48(.SUNW_version) + 58(.SUNW_versym) + 40(.SUNW_reloc)
+ 64(.rel.plt) + 144(.plt) + 576(.text) + 29(.init) + 24(.fini) + 4(.rodata) + 56(.got) + 296(.dynamic) + 4(.eh_frame) +
56(.data) + 8(.ctors) + 8(.dtors) + 4(.jcr) + 4(.data.rel.local) + 28(.bss) + 1424(.symtab) + 667(.strtab) + 158(.comment)
+ 67(.debug_abbrev) + 191(.debug_info) + 51(.debug_line) + 52(.debug_frame) + 27(.debug_pubnames) + 32(.debug_aranges) +
306(.shstrtab) = 6097
dumpstabs a.out | grep 2.c
53: 2.c 00000000 00000000 LOCAL FILE SHN_ABS
-------------------------------------------------------------------------------------------
dwarfdump a.out | grep 2.c
DW_AT_name 2.c
DW_AT_decl_file 1 //2.c
DW_AT_decl_file 1 //2.c
//2.c: [ 7,-1] 0x8050abc // new statement
//2.c: [ 7,-1] 0x8050ad8 // new statement
//2.c: [ 8,-1] 0x8050adf // new statement
//2.c: [ 11,-1] 0x8050aef // new statement
//2.c: [ 16,-1] 0x8050af1 // new statement
//2.c: [ 16,-1] 0x8050af3 // new statement // end of text sequence
DW_AT_name 2.c
--------------------------------------------------------------------------------------------------------
dump -av a.out
----------------------------------------------------------------------------------------------------------
bash-3.2# mcs -p a.out
a.out:
@(#)SunOS 5.10 Generic January 2005
GCC: (GNU) 3.4.3 (csl-sol210-3_4-branch+sol_rpath)
ld: Software Generation Utilities - Solaris Link Editors: 5.10-1.1514
bash-3.2# mcs -a "hello" a.out
bash-3.2# mcs -p a.out
a.out:
@(#)SunOS 5.10 Generic January 2005
GCC: (GNU) 3.4.3 (csl-sol210-3_4-branch+sol_rpath)
ld: Software Generation Utilities - Solaris Link Editors: 5.10-1.1514 hello
---------------------------------------------------------------------------------------------