Messages in this thread | | | Date | Wed, 14 Sep 2005 10:39:25 +0100 (BST) | From | "Maciej W. Rozycki" <> | Subject | Re: Pure 64 bootloaders |
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On Tue, 13 Sep 2005, Lennart Sorensen wrote:
> > The reverse -- two 64-bit formats and one 32-bit one. And don't forget > > to multiply by two endiannesses. ;-) > > I thought it was 32bit old, 32bit new (for using 32bit pointers on a 64bit > cpu) and 64bit. At least the names I have seen were 32o, 32n, 64.
Well, n32 requires a 64-bit CPU and uses 64-bit registers. For C/C++ 64-bit registers can be referred to with the "long long" types; I can't comment ABIs for other languages. Pointers are indeed 32-bit. Therefore for everything except ELF loaders the format can be considered 64-bit.
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