rwatson 8df790f38f For each architecture, define CACHE_LINE_SHIFT and a derived
CACHE_LINE_SIZE constant.  These constants are intended to
over-estimate the cache line size, and be used at compile-time
when a run-time tuning alternative isn't appropriate or
available.

Defaults for all architectures are 64 bytes, except powerpc
where it is 128 bytes (used on G5 systems).

MFC after:	2 weeks
Discussed on:   arch@
2009-04-19 20:19:13 +00:00
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2007-12-07 13:45:47 +00:00
2007-12-02 20:40:35 +00:00