Use set architecture i8086 to dump 16 bit code.Use x/10i $eip to display the code at the PC position.Use info reg to display all the CPU registers.Qemu-system-i386 -s -S -drive file=./boot.bin,cache=none,format=raw This set it listening at port 1234 and halt the VM until gdb connects. Uses NASM and QEMU to write a bootloader. Mitigate threats by using Windows 10 security features (Windows 10) - Windows security | Microsoft Docs If you disable incremental linking, the 'detour' via the jump table goes away and also your example case shows just one address.Įverything else seems to show the address to the jump table, but the 'printStuff' and '&printStuff' watch expressions show the actual address where the function code is located." The function is always called by calling the jump table. When it is enabled, the function is assembled in one memory address and another address contains a jump table entry with one jump instruction to the 'real' address. " This behavior seems to be because of incremental linking. This is a jump table.Ĭ++ - Why doesn't VS2015 debugger show the function address correctly in the watch window? - Stack Overflow ![]() You can see it simply jumps to the same address as shown in the watch window.
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