--- Comment #3 from jagjeet dot nain at gmail dot com 2010-01-10 05:54
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Got the speedup improvement with fcx-limited-range flag.
but got into another problem.
This particular code when run on Sunx4100 server(with OpenSuse 10.1) shows
unusual behavior. Different runs have different
--- Comment #2 from jagjeet dot nain at gmail dot com 2009-11-30 09:57
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Will -fcx-limited-range or -fcx-fortran-rules change the results compared to
compiled with 4.0.2 without these flags ?
Or in otherwords, A complex division program compiled with and without
-fcx-limited-range
I have very simple program which basically does complex matrix convolution
operation.
I am seeing 3 times performance degradation if this program is compiled with
4.3.2 version vs compiled with 4.0.2. I am compiling this program with -O3
option, no additional optimization flags supplied. Also one m
