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Re: [PATCH] PR fortran/31593: Speed up loops with DO variables as procedure arguments

From: dominiq at lps dot ens dot fr (Dominique Dhumieres)
To: Tobias dot Schlueter at physik dot uni-muenchen dot de, dominiq at lps dot ens dot fr
Cc: fortran at gcc dot gnu dot org
Date: Tue, 25 Aug 2009 14:53:18 +0200
Subject: Re: [PATCH] PR fortran/31593: Speed up loops with DO variables as procedure arguments
References: <20090825114851.4DCFC3BE85@mailhost.lps.ens.fr> <4A93DD87.1060407@physik.uni-muenchen.de>

> I only use -O2 -march=native as compiler options.

Could you try '-m64 -O3 -ffast-math -funroll-loops -fomit-frame-pointer'?

TIA

Dominique

Follow-Ups:
- Re: [PATCH] PR fortran/31593: Speed up loops with DO variables as procedure arguments
  - From: Tobias Schlüter

References:
- Re: [PATCH] PR fortran/31593: Speed up loops with DO variables as procedure arguments
  - From: Dominique Dhumieres
- Re: [PATCH] PR fortran/31593: Speed up loops with DO variables as procedure arguments
  - From: Tobias Schlüter

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