[MLton] Re: Real32... optional?

Wesley W. Terpstra wesley at terpstra.ca
Tue Oct 13 02:34:42 PDT 2009


On Tue, Oct 13, 2009 at 10:20 AM, Wesley W. Terpstra <wesley at terpstra.ca>wrote:

> The s390 architecture only has 64-bit IEEE registers. Should I remove the
> Real32 structure and update the regressions appropriately? Or does MLton
> guarantee the presence of this optional structure?
>

Oh, nevermind. It has Real32... just not IEEE floats... nor IEEE doubles.

The table at <
http://de.wikipedia.org/wiki/Gleitkommazahl#Interne_Darstellung> shows they
have more mantissa bits than they should have (and less exponent bits).
Blah. Fortunately it seems gcc has software floating point options for this
target, which I will enable.
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