[Cbe-oss-dev] Cell and new CPU feature bits

Arnd Bergmann arnd at arndb.de
Fri May 19 20:11:18 EST 2006


On Friday 19 May 2006 06:07, Benjamin Herrenschmidt wrote:
>  - Extended implementation of dcbt. (Another bit ? Or sould we just have
> a "CELL" bit ? In which case should it cover the altivec additions too
> or are those likely to exist in future non-Cell processors ?)

Isn't that already covered by PPC_FEATURE_CELL? Git log shows

| commit a7ddc5e85351931b67a48afa22788d77763837d8
| Author: Paul Mackerras <paulus at samba.org>
| Date:   Thu Nov 10 14:29:18 2005 +1100
|
|    powerpc: Add user CPU features for POWER4, POWER5, POWER5+ and Cell.
|
|    This is at the request of the glibc folks, who want to use these bits
|    to select libraries optimized for the microarchitecture and new
|    instructions in these processors.
|
|    Signed-off-by: Paul Mackerras <paulus at samba.org>

	Arnd <><



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