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Re: (a+b)+c should be replaced by a+(b+c)

From: Jakub Jelinek <jakub at redhat dot com>
To: Gabriel Paubert <paubert at iram dot es>
Cc: Scott Robert Ladd <coyote at coyotegulch dot com>, gcc mailing list <gcc at gcc dot gnu dot org>
Date: Thu, 25 Mar 2004 18:25:25 -0500
Subject: Re: (a+b)+c should be replaced by a+(b+c)
References: <Pine.SOL.4.58.0403250711490.18567@yellow.csi.cam.ac.uk> <4062D287.7050100@gnat.com> <Pine.SOL.4.58.0403251240250.18567@yellow.csi.cam.ac.uk> <4062EAFC.4070502@coyotegulch.com> <20040325121927.GO15946@sunsite.ms.mff.cuni.cz> <20040325225120.GB3374@iram.es>
Reply-to: Jakub Jelinek <jakub at redhat dot com>

On Thu, Mar 25, 2004 at 11:51:20PM +0100, Gabriel Paubert wrote:
> > You forgot -mfpmath=sse.  That is only the default for -m64.
> 
> Isn't it rather -mfpmath=sse2, since he is using doubles?

No, -mfpmath= only takes "i387", "sse", "sse,i387" and "i387,sse"
options.  Whether doubles are done using SSE* or i387 insns
depends on -msse2.

	Jakub

References:
- (a+b)+c should be replaced by a+(b+c)
  - From: Joost VandeVondele
- Re: (a+b)+c should be replaced by a+(b+c)
  - From: Robert Dewar
- Re: (a+b)+c should be replaced by a+(b+c)
  - From: Joost VandeVondele
- Re: (a+b)+c should be replaced by a+(b+c)
  - From: Scott Robert Ladd
- Re: (a+b)+c should be replaced by a+(b+c)
  - From: Jakub Jelinek
- Re: (a+b)+c should be replaced by a+(b+c)
  - From: Gabriel Paubert

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