Re: Reading in dictionary from txt file: options for speed
Re: Reading in dictionary from txt file: options for speed
- Subject: Re: Reading in dictionary from txt file: options for speed
- From: Kyle Sluder <email@hidden>
- Date: Tue, 14 Apr 2009 19:34:03 -0400
On Tue, Apr 14, 2009 at 7:26 PM, Michael Ash <email@hidden> wrote:
> That has to be the most confusing technical document I've ever seen.
> I'm not certain, but after reading it about three times, I'm pretty
> sure that it's discussing data alignment on IA-64 (Itanium), not
> x86-64. Microsoft certainly thinks that x86-64 supports unaligned data
> access, with speed penalties:
EM64T == x86_64, so I'm not sure *what* Intel is trying to say.
> And a quick test confirms that my Mac Pro, at least, has no trouble
> reading a misaligned int pointer.
Could be GCC's codegen giving you a helping hand. I don't have an
assembler handy on this machine (except GNU as, but I don't know AT&T
syntax) so I can't try it.
--Kyle Sluder
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