On Tuesday, 18 de October de 2011 18:20:20 Oswald Buddenhagen wrote: > On Tue, Oct 18, 2011 at 03:25:12PM +0200, ext Thiago Macieira wrote: > > x86 is the only remaining major architecture to pass arguments on the > > stack > > exclusively. That's to change with x32, see > > http://sites.google.com/site/x32abi/ > > well, that doesn't actually change the existing architecture. > it would be correct to say that it obsoletes most of the remaining use > cases for "real" 32 bit code on modern x86 processors.
Well, actually it does. x32 is a different instruction set from x86.
x32 is x86-64 running in ILP32 mode (int, long, ponters 32-bit). Other 64-bit
architectures can run ILP32 too: UltraSparc, MIPS, PA-RISC, Itanium.
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Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
Software Architect - Intel Open Source Technology Center
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