This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [PATCH]: PR29335 use MPFR for two-argument math builtins (pow, atan2, hypot)

From: Paolo Bonzini <paolo dot bonzini at lu dot unisi dot ch>
To: "Kaveh R. GHAZI" <ghazi at caip dot rutgers dot edu>
Cc: Bradley Lucier <lucier at math dot purdue dot edu>, gcc-patches at gcc dot gnu dot org, Roger Sayle <roger at eyesopen dot com>
Date: Sun, 29 Oct 2006 11:33:32 +0100
Subject: Re: [PATCH]: PR29335 use MPFR for two-argument math builtins (pow, atan2, hypot)
References: <Pine.LNX.4.44.0610281804510.15228-100000@www.eyesopen.com> <Pine.GSO.4.58.0610282221390.1110@caipclassic.rutgers.edu>

Hmm... after some more thought I'm wondering don't I also need a fabs in
there?  I.e.:

hypot(x,x) -> fabs(x)*sqrt(2)

Yes, you do.

Paolo

Follow-Ups:
- Re: [PATCH]: PR29335 use MPFR for two-argument math builtins (pow, atan2, hypot)
  - From: Kaveh R. GHAZI

References:
- Re: [PATCH]: PR29335 use MPFR for two-argument math builtins (pow, atan2, hypot)
  - From: Roger Sayle
- Re: [PATCH]: PR29335 use MPFR for two-argument math builtins (pow, atan2, hypot)
  - From: Kaveh R. GHAZI

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]