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Optimizing Without Breaking a Sweat

This article describes novel techniques developed to optimize DreamWork Animation's rendering, animation, and special effects applications without recompiling or relinking by preloading highly optimized libraries at run-time.
Authored by John O (Intel) Last updated on 11/16/2015 - 15:14

Putting -lm Before User Objects/Libraries on Link Line Can Impact Performance

Recommended linking model: icc/icpc/ifort [user objs] [user libs] [sys libs] Using -lm (the GNU math library) prior to user-created objects or libraries causes the GNU libm to be used instead of the Intel math library, impacting performance.
Authored by Brandon Hewitt (Intel) Last updated on 08/14/2012 - 03:04
For more complete information about compiler optimizations, see our Optimization Notice.