Re: btrfs zero divide
Geert Uytterhoeven dixit:
> 0: 222e ff74 movel %fp@(-140),%d1
> 4: 2a2e ff5c movel %fp@(-164),%d5
> 8: 2c2e ff60 movel %fp@(-160),%d6
> c: 4c45 1402 < divul %d5,%d2,%d1 >
> 10: 2d40 ff64 movel %d0,%fp@(-156)
> 14: 2d41 ff68 movel %d1,%fp@(-152)
> 18: 2205 movel %d5,%d1
> 1a: 4c2e 1800 ff68 mulsl %fp@(-152),%d1
> 20: 4c04 0800 mulsl %d4,%d0
> 24: 2041 moveal %d1,%a0
> 26: d1c0 addal %d0,%a0
> 28: 2206 movel %d6,%d1
> 2a: 4c2e 1400 ff68 mulul %fp@(-152),%d0,%d1
This is gcc-4.8 compiled, btw… in case that’s a known issue.
bye,
//mirabilos
--
“It is inappropriate to require that a time represented as
seconds since the Epoch precisely represent the number of
seconds between the referenced time and the Epoch.”
-- IEEE Std 1003.1b-1993 (POSIX) Section B.2.2.2
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