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From: Colin Paul Gloster <Colin_Paul_Gloster@ACM.org>
Newsgroups: comp.lang.ada
Subject: Re: small example, using complex variables in Ada
Date: Thu, 17 Jun 2010 17:36:48 +0100
Organization: A noiseless patient Spider
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On Thu, 17 Jun 2010, Yannick Duch=EAne (Hibou57) wrote:
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|"Le Thu, 17 Jun 2010 09:44:27 +0200, Gautier write-only                   =
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|<gautier_niouzes@hotmail.com> a =E9crit:                                  =
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|> Just a note for those who are not aware of and who'd be tempted to      =
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|> unroll loops by hand: compilers are able to unroll loops themselves.    =
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|> For instance GNAT has a -funroll-loops for a long time (and also -      =
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|> fpeel-loops and -funswitch-loops).                                      =
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|Either by hand or by compiler optimizer, loop unroll does not assure bette=
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|performance, and had even been noticed to give less better performance."  =
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True, and you could say that about many techniques which sometimes
achieve optimzation.
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