This is the mail archive of the gcc-help@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: Why don't gcc implement large model for x86-64

From: Ian Lance Taylor <iant at google dot com>
To: hendric dot lee at gmail dot com
Cc: "gcc-help at gcc dot gnu dot org" <gcc-help at gcc dot gnu dot org>
Date: 10 Oct 2006 14:30:51 -0700
Subject: Re: Why don't gcc implement large model for x86-64
References: <200610110212060659525@gmail.com> <m31wpggfii.fsf@dhcp-172-18-118-195.corp.google.com>

Ian Lance Taylor <iant@google.com> writes:

> "hendric" <hendric.lee@gmail.com> writes:
> 
> > As far as I know,current x86-64 gcc forces programmes linked in
> > lower 2GB even though specified -mcmode=medium mode. But don't you
> > think large mode too important? I wondered why large mode's out of
> > implementation.
> 
> Because nobody has implemented it.

Andrew Pinski pointed out that in fact Jan Hubicka has implemented
large model support already, and it should go into gcc 4.3:
    http://gcc.gnu.org/wiki/large-model

Projects planned for gcc 4.3 are listed here:
    http://gcc.gnu.org/wiki/GCC_4.3_Release_Planning

Ian

References:
- Why don't gcc implement large model for x86-64
  - From: hendric
- Re: Why don't gcc implement large model for x86-64
  - From: Ian Lance Taylor

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