The Joy of Signalling NaNs! (A compiler patch)
Georg Wrede
georg.wrede at iki.fi
Thu Mar 19 10:02:37 PDT 2009
Don wrote:
> and AX, 0xFFFE; // enable invalid exception
> or AX, 0x1; // disable invalid exception
This being the least significant bit should show to everybody that the
chipmakers consider this /absolutely fundamental/.
Down wrote:
> I think it's criminal that this feature has been in hardware since
> *** 1980 *** and not made available even in systems languages.
Some four years ago I tried convincing folks on this NG that this is
absolutely needed. But I guess those were other times...
Don wrote:
> Walter Bright wrote:
>> Pls add to bugzilla as an enhancement request!
> 2746.
Thanks, Don and Walter!!
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