[Info-vax] Oracle loses appeal in HP/Oracle Lawsuit
Paul Sture
nospam at sture.ch
Fri Feb 15 12:22:09 EST 2013
In article <kflmkc$rv4$1 at news.albasani.net>,
Jan-Erik Soderholm <jan-erik.soderholm at telia.com> wrote:
> Paul Sture wrote 2013-02-15 16:15:
> >
> > Given the discussions about the complexity of compilers for Itanium,
> > generating machine code probably requires a fair bit of expertise, and
> > that probably doesn't come cheap.
>
> A presentation by Ian Smith from 2011 says:
>
> Delivered native instruction compiler for
> Integrity (default in 7.2.3):
> Continued refinement of generated code
> Smaller code sequences
> More overlapping execution
> Increased use of zero source registers (R0)
> Reduce alignment faults from generated queries
>
>
> There is also a paper written by Norm Lastovica about
> the Itanium port. It has parts about the code generation.
> It also has a list of tools to build Rbd (21 tools listed).
>
> http://download.oracle.com/otndocs/products/rdb/pdf/rdbtf05_itaniumport.pdf
>
> It also says :
> "Rdb generates architecture-specific executable subroutines at run-time".
>
> See also:
>
> "The Oracle Rdb Run-Time Code Generator for the OpenVMS Itanium Platform"
> Norman Lastovica, Senior Managing Engineer, Oracle Corporation
>
> http://h71000.www7.hp.com/openvms/journal/v14/rdb_interp_compile.pdf
>
Thanks Jan-Erik, those look promising for a good read.
--
Paul Sture
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