user_149138
user_149138
@user_149138
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66 questions
About Me
// Hello, World !
Top Answers
  1. Why does my Intel Skylake / Kaby Lake CPU incur a mysterious factor 3 slowdown in a simple hash table implementation?
    88 votes
  2. SIMD instructions lowering CPU frequency
    70 votes
  3. What are the relative cycle times for the 6 basic arithmetic operations?
    17 votes
  4. What are my available march/mtune options?
    12 votes
  5. How do the store buffer and Line Fill Buffer interact with each other?
    11 votes
Top Questions
  1. Is it always the case that sizeof(T) >= alignof(T) for all object types T?
    45 votes
    4 answers
  2. Can the return type of the function be obtained from within the function?
    42 votes
    1 answers
  3. Lost Cycles on Intel? An inconsistency between rdtsc and CPU_CLK_UNHALTED.REF_TSC
    34 votes
    1 answers
  4. What are the latency and throughput costs of producer-consumer sharing of a memory location between hyper-siblings versus non-hyper siblings?
    25 votes
    2 answers
  5. What are the semantics of overlapping objects in C?
    25 votes
    1 answers