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Re: Should -msse3 enable fisttp

From: Dale Johannesen <dalej at apple dot com>
To: Andrew Pinski <pinskia at physics dot uc dot edu>
Cc: GCC Development <gcc at gcc dot gnu dot org>, Dale Johannesen <dalej at apple dot com>, Evan Cheng <evan dot cheng at apple dot com>
Date: Tue, 4 Oct 2005 10:07:31 -0700
Subject: Re: Should -msse3 enable fisttp
References: <179A6816-4A60-4FC6-B9AE-CC920FBBC16A@apple.com> <9C9C4DF4-8B8D-411F-920C-92A4C385633F@apple.com> <96c4c14efd48ceaf2e289ccfdd3c34bb@physics.uc.edu> <EE61931E-76A7-4EFB-97C3-F8C82A09EB7E@apple.com> <609e16a1a9112cace748f98923aaacad@physics.uc.edu>

On Oct 3, 2005, at 3:49 PM, Andrew Pinski wrote:

On Oct 3, 2005, at 6:41 PM, Evan Cheng wrote:
But according to the manual -msse3 does not turn on generation of SSE3 instructions:
The manual is semi-confusing I had forgot about that.
There is a bug about the issue recorded as PR 23809:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23809

I'm a little disappointed the behavior of the compiler was changed without addressing this. Maybe somebody could review the patch in that radar?

Follow-Ups:
- Re: Should -msse3 enable fisttp
  - From: Richard Henderson

References:
- Re: Should -msse3 enable fisttp
  - From: Evan Cheng
- Re: Should -msse3 enable fisttp
  - From: Andrew Pinski
- Re: Should -msse3 enable fisttp
  - From: Evan Cheng
- Re: Should -msse3 enable fisttp
  - From: Andrew Pinski

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