Top Questions

1. Weird performance effects from nearby dependent stores in a pointer-chasing loop on IvyBridge. Adding an extra load speeds it up?
   7 votes

   1 answers
2. Why jnz requires 2 cycles to complete in an inner loop
   5 votes

   2 answers
3. Is mov r64, m64 one cycle or two cycle latency?
   4 votes

   1 answers
4. Will CPUID serialize speculative data caching?
   3 votes

   1 answers
5. Why dependency in a loop iteration can't be executed together with the previous one
   3 votes

   1 answers