Re: What to call Intel ia32e processor?

[Allan Sandfeld <linux at sneulv dot dk>]

On Friday 27 February 2004 19:52, H. J. Lu wrote:
> On Fri, Feb 27, 2004 at 10:15:17AM -0800, Randy.Dunlap wrote:
> > On Fri, 27 Feb 2004 11:10:15 -0700 law@redhat.com wrote:
> > | In message <20040227095313.774f51d2.rddunlap@osdl.org>, "Randy.Dunlap" 
writes:
> > |  >On Fri, 27 Feb 2004 09:34:13 -0800 H. J. Lu wrote:
> > |  >| We'd like to add a new target to gcc for Intel ia32e processor. But
> > |  >| we couldn't find a suitable name. We don't want to use
> > |  >| pentium4xxxx. The first ia32e processor has the code name Prescott.
> > |  >| But not all Prescott processors support ia32e. We can use ia32e-os.
> > |  >| But ia32e is an instruction set and there will be more processors
> > |  >| implementing ia32e. Does anyone have any suggestions?
> > |  >
> > |  >Should it be very processor-specific?
> > |  >
> > |  >If not, how about ix8664 or ix64?
> > |  >
> > |  >Or are those too confusing due to other similar names?
> > |  >
> > |  >or ix86et?
> > |
> > | Or "x86-64" :-)
> >
> > Sure, that works for me.  I don't know what HJ's reasons are;
> > it sounds like he wants/needs a unique id ???
>
> Currently, when you configure gcc for x86_64-linux, it will tune for
> K8. I want a new target, which will tune for Intel ia32e processor by
> default. I am using ia32e-linux for the time being.
>
What is the problem with that?

Athlons are recognized as i686 and turned like a Pentium pro. If you want 
specific optimizations you should use mcpu.