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SGI apps Frequently Asked Questions (FAQ)
Section - -53- Why does my floating point signal processing routine, when given certain inputs, run incredibly slowly and

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                consume all of the CPU in _system_ or _interrupt_ time ?
Date: 03 Sep 1995 22:28:13 PDT

  You may be experiencing an undesirable "floating point underflow"
  behavior of the floating point unit on R3k's and beyond. You'll need
  to add a workaround to your code and, on some machines, install a
  patch as well. A thorough writeup by Chris Pirazzi of SGI
  <cpirazzi@cp.esd.sgi.com> is at
  ftp://viz.tamu.edu/pub/sgi/software/programming/fp-underflow.

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Top Document: SGI apps Frequently Asked Questions (FAQ)
Previous Document: -52- What's wrong with strip(1)?
Next Document: -54- Why don't IRIX 5.3 executables run on IRIX 6.0.1?

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