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Results tagged with assembly
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user 32
A family of very low-level programming languages, just above machine code, where each statement corresponds to a single machine code instruction.
3
votes
How are x86 CPU instructions encoded?
The ground truth on instruction decoding can be found in the processors manual for software developers. Assembler authors need to know this, so the information is there. For Intel, it's in the beginni …
- 1,522
23
votes
How is a structure located within a disassembled program?
You can't. In C, structs are there for the readers of the C program and their use in the program image is kinda optional. It's entirely possible that in the original program some crazy jerk decided to …
- 1,522
12
votes
Anti-debug techniques on Unix platforms?
My understanding of anti-debugging technology is that it is a game of cat and mouse (or cat and also cat). A technique works until it is understood by the opposing side and then it doesn't work any mo …
- 1,522
30
votes
Accepted
What hints in machine code can point me to the compiler which was used to generate it?
There is some academic research in this area, the keywords you want are 'toolchain provenance'. There was a pretty good paper by Nate Rosenblum on this topic, it's been a while since I read this paper …
- 1,522