What is an assembly-level representation of pushl/popl %esp?

by

More Related Contents:

  1. What is the function of the push / pop instructions used on registers in x86 assembly?
  2. Does it matter where the ret instruction is called in a procedure in x86 assembly
  3. how does push and pop work in assembly
  4. Why isn’t movl from memory to memory allowed?
  5. What is the difference between MOV and LEA?
  6. Why is GCC pushing an extra return address on the stack?
  7. What is the point of SSE2 instructions such as orpd?
  8. What’s the purpose of the rotate instructions (ROL, RCL on x86)?
  9. Micro fusion and addressing modes
  10. Why doesn’t GCC use partial registers?
  11. A couple of questions about [base + index*scale + disp] and AT&T disp(base, index, scale)
  12. rbp not allowed as SIB base?
  13. What is exactly the base pointer and stack pointer? To what do they point?
  14. What does cltq do in assembly?
  15. execve shellcode writing segmentation fault
  16. Is it valid to write below ESP?
  17. x86-32 / x86-64 polyglot machine-code fragment that detects 64bit mode at run-time?
  18. What are the segment and offset in real mode memory addressing?
  19. Do terms like direct/indirect addressing mode actual exists in the Intel x86 manuals
  20. Does it make any sense to use the LFENCE instruction on x86/x86_64 processors?
  21. What is the x86 “ret” instruction equivalent to?
  22. Assembly difference between [var], and var
  23. What does `dword ptr` mean?
  24. 8086 random number generator (not just using the system time)?
  25. Why are x86 registers named the way they are?
  26. Carry Flag, Auxiliary Flag and Overflow Flag in Assembly
  27. What is instruction fusion in contemporary x86 processors?
  28. call subroutines conditionally in assembly
  29. Using 8-bit registers in x86-64 indexed addressing modes
  30. Can PTEST be used to test if two registers are both zero or some other condition?

Leave a Comment