[Arm-netbook] Writing efficient C on ARM
siarhei.siamashka at gmail.com
Mon Dec 16 13:05:19 GMT 2013
On Mon, 16 Dec 2013 12:48:42 +0000
Alain Williams <addw at phcomp.co.uk> wrote:
> I just came across this that might be of interest:
"Floating Point is usually emulated on ARM systems.
50-300× slower than equivalent integer ops.
Depending on library, environment."
"Unaligned values have to be pulled from memory a byte at
a time and reformed."
Seriously? Was this guide really written in 2012? Looks like
the guys are at least 4-5 years behind and have not seen any
of the modern (ARMv6 and newer) processors :)
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