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about SPARC V8 Bit Scan Instruction ?
- Date: Wed, 17 Dec 2008 18:36:37 +0100
- From: jiri at gaisler.com (Jiri Gaisler)
- Subject: about SPARC V8 Bit Scan Instruction ?
Bit scan is part of the V8e extension and not part of the
regular SPARC V8 standard. It has only been implemented
on the Fujitsu SPARC-lite processor as far as I can remember.
The leon processors do not implement bit scan.
> I see there is a SPARC V8 Bit Scan Instruction Project on the wiki page,
> but I did not find any specification about SPARC V8 Bit Scan
> Instruction in the manual:
> http://www.sparc.org/standards/V8.pdf and in The LEON Processor
> User's Manual.
> Could any one give me some directions ?
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> rtems-users at rtems.com