I\'m somewhat new to assembly and have to look up the x86 instructions every now and then. Searching the web for every other opcode gets annoying after a whil开发者_运维技巧e. Then there are the Intel
In this hardcore article there\'s a function find_maskwidth() that basically detects the number of bits required to represent itemCount dictinct values:
Can someone explain what the following assembly code does? int 开发者_开发问答0x80 int means interrupt, and the number 0x80 is the interrupt number.
It\'s been a while since I did any ASM, and decided to once again try and write a small bootloader, testing with qemu. My issue is with interupt 13, for some reason the carry flag is being set, so the
What is the purpose of just several \'mov\' type statements one after another in Assembler.It seems to me that just moving data between different registers is rather \'purposeless\', although it most
I need to mess around with the stacks on these architecture and am really a n00b here. Any pointers to reading topics/google searches that i can do. I am looking for how these architectures are fundam
Im having a bit of trouble understanding the more complex system calls in assembly.I wrote a exec system call and it worked great
How does overflo开发者_开发问答w work in ia-32? For instance, what would happen to the following code? What flags would it throw?
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I\'ve been messing around with some x86 assembly as its come up in a number of my classes. In particular, I\'ve wanted to expose compare-and-swap (CAS) as a user function. This is with the intent that
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