What is the difference between MOV and LEA?

by

More Related Contents:

  1. Why isn’t movl from memory to memory allowed?
  2. What is an assembly-level representation of pushl/popl %esp?
  3. What is the point of SSE2 instructions such as orpd?
  4. What’s the purpose of the rotate instructions (ROL, RCL on x86)?
  5. What is the trick to learn x86 assembly language on Windows PC? [closed]
  6. Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
  7. What are the best instruction sequences to generate vector constants on the fly?
  8. What is a Partial Flag Stall?
  9. MOVZX missing 32 bit register to 64 bit register
  10. Assembly – JG/JNLE/JL/JNGE after CMP
  11. Why are signed and unsigned multiplication different instructions on x86(-64)?
  12. How to load a single byte from address in assembly
  13. Does a memory barrier ensure that the cache coherence has been completed?
  14. What was the original reason for the design of AT&T assembly syntax?
  15. What is the 0x10 in the “leal 0x10(%ebx), %eax” x86 assembly instruction?
  16. Why does Intel hide internal RISC core in their processors?
  17. What does the bracket in `movl (%eax), %eax` mean?
  18. Questions about AT&T x86 Syntax design
  19. Spinlock with XCHG unlocking
  20. NASM Error Parsing, Instruction Expected
  21. Which is a better write barrier on x86: lock+addl or xchgl?
  22. X86 prefetching optimizations: “computed goto” threaded code
  23. What are the ESP and the EBP registers?
  24. What is the penalty of mixing EVEX and VEX encoded scheme?
  25. x86 Assembly – Why is [e]bx preserved in calling conventions?
  26. Second stage of bootloader prints garbage using Int 0x10/ah=0x0e
  27. What is callq instruction?
  28. How is POPCNT implemented in hardware?
  29. Solution needed for building a static IDT and GDT at assemble/compile/link time
  30. What is register %eiz?

Leave a Comment