[GXemul-devel] FPU emulation bug (-e 3max)
Status: Alpha
Brought to you by:
gavare
From: <co...@SD...> - 2016-09-10 15:00:07
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Hi, I'm not sure if it has been reported before. While emulating netbsd/pmax (-e 3max) I ran into an issue with the output of the following command: # awk 'BEGIN{ x=0; print x++; }' 2.22507e-308 (equal to 2^(-1022), note awk uses doubles exclusively for numbers, and netbsd/pmax is hard float) This is with NetBSD-7.99.36 and GXemul 0.6.0.1 fro pkgsrc, which includes some patches you may like, but none relevant to this bug. Compared with a real DECstation 5000/33, it outputted 0 as expected, so the fault is likely with GXemul. Thanks. |