A guess based upon my reading of Table 2.5 and the preceding paragraph. I've no way to check it. 

$SPARCfloat = pack 'a4a4', reverse unpack 'a4a4', pack 'f', 1222222345
+.678e9;;

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In the absence of evidence, opinion is indistinguishable from prejudice.
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In reply to Re: Use pack to create a float in non-native format by BrowserUk
in thread Use pack to create a float in non-native format by mjscott2702

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