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Re: Status of SSE builtins
> On Tue, 29 Oct 2002, Jan Hubicka wrote:
> > I am attaching the 3.2 changes. In case you feel it as good idea, I
> > will apply same changes to 3.3 too.
>
> Please.
>
> > I am not sure whether people see 3.3 as successor 3.2.1 or whether they
> > see them independent (as they really are)
>
> Usually, GCC 3.x.1 should not differ too much from 3.x, so if we made
> a substantial change in both 3.x.1 and mainline, I believe we should
> announce that in both places, because someone might have tried/looked
> at 3.x and concluded that it was not useful for him.
>
> > Index: gcc-3.2/changes.html
> > ===================================================================
> > + <li>Fixed number of bugs in SSE and MMX intrinsics.</li>
>
> ...a number...
>
> > + <li>ABI fixes (implying ABI incompatibilities with previous version in some
> > + side cases)</li>
>
> I believe this should be "corner case".
>
> > Index: gcc-3.3/changes.html
> > ===================================================================
> > ! <li>The SPARC, HP-PA, SH4, and partly x86 ports have been converted to
> > use the DFA processor pipeline description.</li>
>
> What does "partly" mean here? Can we list the exact list of ports
> affected?
We converted Athlon and Pentium, but didn't K6 and Pentium4.
I didn't know how to fit this in the sentence.
>
> > + <li>SSE2 and 3dNOW! intrinsics are now supported</li>
>
> "supported." (with a full stop; I believe there is also a similar case
> in gcc-3.2/changes.html).
>
> > + <li>Support for thread local storeage has been added to both IA-32
>
> storage
Oops, missed ispell :(
>
> > + and x86-64 ports.
>
> to the IA-32 and x86-64 ports
>
> > + <li>The x86-64 port has been significantly improved</li>
>
> Full stop. (How has it been improved? In terms of performance of the
> generated code?)
>
> Both patches are fine with those minor changes; thanks!
>
> Gerald
> --
> Gerald "Jerry" pfeifer@dbai.tuwien.ac.at http://www.dbai.tuwien.ac.at/~pfeifer/
>
>