[fpc-devel] threadvar implementation
DrDiettrich1 at aol.com
Thu Aug 5 11:19:25 CEST 2010
Michael Schnell schrieb:
> OK I was wrong by two bits.
> See http://flint.cs.yale.edu/cs422/doc/24547212.pdf page 3-7
> The "logical address" is 24 bits: 16 bits "Segment Selector" and 32 bits
Please be a bit more precise with your bitcounts.
> The Selector is used to take one of up to 2^13 "Segment Descriptor"s out
> of a set of two Descriptor tables.
Please accept that no more than 3 different segments are in use
nowadays. FS/GS for non-zerobased segments, all others are zero-based.
That's all you have to know about the segment stuff.
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