[MLton] native x86-64 code-gen

John Skaller skaller@users.sourceforge.net
Tue, 05 Jul 2005 14:31:51 +1000


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On Mon, 2005-07-04 at 15:16 -0700, Daniel C. Wang wrote:
> So, I did some digging on the web to understand the x86-64 32-bit=20
> backward compatibility story.
> It seems you have the choice of running as a 64-bit app with all the new=20
> extra registers and other goodies, or just running as if you were a=20
> plain old 32-bit x86.

Or somewhere in between.. you can run i386 instructions in
64 bit mode.

> So does this at all sound plausible, or is there some very nasty gotach=20
> that I've overlooked?

Floating point better done without x87 opcodes.

--=20
John Skaller <skaller at users dot sourceforge dot net>
Download Felix: http://felix.sf.net

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