c++ - 调试 PIN 工具 add-symbol-file 不起作用

标签 c++ gdb backtrace intel-pin

要调试使用 PIN 工具的模拟器,通过使用 2 个不同的终端窗口,我执行以下操作:

/home/agy/mcsim/pin/intel64/bin/pinbin -pause_tool 5 -t /home/agy/mcsim/Pthread/mypthreadtool -port 47145 -skip_first 10000 -- McSim/JacNoBoost/JACCARD
Pausing to attach to pid 5465
To load the tool's debug info to gdb use:
   add-symbol-file /home/agy/mcsim/Pthread/mypthreadtool 0x7f86e6c06ee0 -s .data 0x7f86e709f620 -s .bss 0x7f86e70aaac0

在另一个窗口上我执行以下操作:

gdb /home/agy/mcsim/Pthread/mypthreadtool
GNU gdb (Ubuntu 7.7-0ubuntu3.1) 7.7
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License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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and "show warranty" for details.
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Type "show configuration" for configuration details.
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<http://www.gnu.org/software/gdb/bugs/>.
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For help, type "help".
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Reading symbols from /home/agy/mcsim/Pthread/mypthreadtool...done.
(gdb) attach 5465
Attaching to program: /home/agy/mcsim/Pthread/mypthreadtool, process 5465
0x0000000030592c70 in ?? ()
(gdb) add-symbol-file /home/agy/mcsim/Pthread/mypthreadtool 0x7f86e6c06ee0 -s .data 0x7f86e709f620 -s .bss 0x7f86e70aaac0
add symbol table from file "/home/agy/mcsim/Pthread/mypthreadtool" at
    .text_addr = 0x7f86e6c06ee0
    .data_addr = 0x7f86e709f620
    .bss_addr = 0x7f86e70aaac0
(y or n) y
Reading symbols from /home/agy/mcsim/Pthread/mypthreadtool...done.
(gdb) c
Continuing.

在某些时候,pin 工具卡住,我手动向 pin 工具发送中断信号,并尝试在附加窗口上调试它。为了了解引脚实现卡在哪一行,我尝试了 backtrace 命令,但即使添加了符号文件,它也会返回问号。

Program received signal SIGINT, Interrupt.
0x000000003052c474 in ?? ()
(gdb) backtrace
#0  0x000000003052c474 in ?? ()
#1  0x00007f86e5570850 in ?? ()
#2  0x000000003070c290 in ?? ()
#3  0x0000000001dda880 in ?? ()
#4  0x0000000001dda880 in ?? ()
#5  0x000000000040e03a in ?? ()
#6  0x0000000030643de0 in ?? ()
#7  0x00007f86d5ada0c0 in ?? ()
#8  0x0000000000000012 in ?? ()
#9  0x00007f86e5571350 in ?? ()
#10 0x0000000030aade20 in ?? ()
#11 0x0000000000000000 in ?? ()

我在这里找不到错误的方法。你能帮我一下吗?

最佳答案

I couldn't find the wrong approach here.

您告诉 GDB mypthreadtool 是您的主要可执行文件,但它不是:/home/agy/mcsim/pin/intel64/bin/pinbin 是。

试试这个:

gdb /home/agy/mcsim/pin/intel64/bin/pinbin 5465
(gdb) add-symbol-file /home/agy/mcsim/Pthread/mypthreadtool \
    0x7f86e6c06ee0 -s .data 0x7f86e709f620 -s .bss 0x7f86e70aaac0

关于c++ - 调试 PIN 工具 add-symbol-file 不起作用,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/32195778/

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