The most correct way to refer to 32-bit and 64-bit versions of programs for x86-related CPUs?

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  1. Difference between x86, x32, and x64 architectures?
  2. How can I determine if a .NET assembly was built for x86 or x64?
  3. What do the E and R prefixes stand for in the names of Intel 32-bit and 64-bit registers?
  4. System.BadImageFormatException: Could not load file or assembly (from installutil.exe)
  5. x86_64 ASM – maximum bytes for an instruction?
  6. Can the simple decoders in recent Intel microarchitectures handle all 1-µop instructions?
  7. how are barriers/fences and acquire, release semantics implemented microarchitecturally?
  8. Why can I access lower dword/word/byte in a register but not higher?
  9. What specifically marks an x86 cache line as dirty – any write, or is an explicit change required?
  10. Which cache mapping technique is used in intel core i7 processor?
  11. Globally Invisible load instructions
  12. Floating point vs integer calculations on modern hardware
  13. What will be used for data exchange between threads are executing on one Core with HT?
  14. What is the function of the push / pop instructions used on registers in x86 assembly?
  15. Lost Cycles on Intel? An inconsistency between rdtsc and CPU_CLK_UNHALTED.REF_TSC
  16. Why is imul used for multiplying unsigned numbers?
  17. How to efficiently convert an 8-bit bitmap to array of 0/1 integers with x86 SIMD [duplicate]
  18. How to write a disassembler? [closed]
  19. Successive sys_write syscalls not working as expected, NASM bug on OS X?
  20. Unexpectedly poor and weirdly bimodal performance for store loop on Intel Skylake
  21. What is the purpose of the “PAUSE” instruction in x86?
  22. When should I use size directives in x86?
  23. Count each bit-position separately over many 64-bit bitmasks, with AVX but not AVX2
  24. What is the size of float and double in C and C++? [duplicate]
  25. Is there hardware support for 128bit integers in modern processors?
  26. How to access the control registers cr0,cr2,cr3 from a program? Getting segmentation fault
  27. Are load ops deallocated from the RS when they dispatch, complete or some other time?
  28. Bubble sort in x86 (masm32), the sort I wrote doesn’t work
  29. Why did Intel change the static branch prediction mechanism over these years?
  30. Counting machine instructions using gdb

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