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opttech.txt

Associated article: Optimization Techniques

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Published source code accompanying the article by Tim Kientzle in which he shares hard-won techniques for improving performance.

					Optimization Techniques  

by Tim Kientzle



Example 1: 



(a) 



__int64 readTSC() {

  __asm { rdtsc }

}



(b) 



long long readTSC(void) {

  /* Assumes 'long long' is 64 bits, 'unsigned' is 32 */

  union { long long complete; unsigned part[2]; } ticks;

  __asm__ ("rdtsc; mov %%eax,%0;mov %%edx,%1"

       : "=mr&...
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