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Re: Don't optimize by hand (Was Re: Lack of fabsf on Solaris (patch included))

To: Cedric Berger <cedric at wireless-networks dot com>
Subject: Re: Don't optimize by hand (Was Re: Lack of fabsf on Solaris (patch included))
From: Bryce McKinlay <bryce at albatross dot co dot nz>
Date: Fri, 26 Jan 2001 12:48:17 +1300
CC: Andrew Haley <aph at redhat dot com>, martin dot kahlert at infineon dot com, java-discuss at sourceware dot cygnus dot com
References: <20010125124334.A24654@keksy.muc.infineon.com> <3A702E6B.DB90B90E@wireless-networks.com> <20010125145507.A5083@keksy.muc.infineon.com> <3A7032EC.74AB26EB@wireless-networks.com> <14960.13332.855674.655480@viagra.cambridge.redhat.com> <3A703AA2.B90F792F@wireless-networks.com>

Cedric Berger wrote:

> Conclusion(1): trust the compiler and write clean code!
> Conclusion(2): I suggest implementing ABS1 for Math.abs(float)

Is there some reason why Math::abs(float) and friends can't just be
implemented as "__builtin_fabsf()", etc, in libgcj?

regards

  [ bryce ]

Follow-Ups:
- Re: Don't optimize by hand (Was Re: Lack of fabsf on Solaris (patch included))
  - From: Tom Tromey
- Re: Don't optimize by hand (Was Re: Lack of fabsf on Solaris (patch included))
  - From: Tom Tromey
- Re: Don't optimize by hand (Was Re: Lack of fabsf on Solaris (patch included))
  - From: Andrew Haley

References:
- Lack of fabsf on Solaris (patch included)
  - From: Martin Kahlert
- Re: Lack of fabsf on Solaris (patch included)
  - From: Cedric Berger
- Re: Lack of fabsf on Solaris (patch included)
  - From: Martin Kahlert
- Re: Lack of fabsf on Solaris (patch included)
  - From: Cedric Berger
- Re: Lack of fabsf on Solaris (patch included)
  - From: Andrew Haley
- Don't optimize by hand (Was Re: Lack of fabsf on Solaris (patch included))
  - From: Cedric Berger

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