On Tue, 2009-12-08 at 18:41 +0100, drago01 wrote: > On Tue, Dec 8, 2009 at 5:27 PM, Rallias UberNerd > > But wouldn't it be better to use 32 bit when less then 4 GB of ram is > > present? > > no, using x86_64 means more registers, sse2 as default floating point > instruction set, better calling convention (register passing vs. > stack) or in other words in most cases faster code. Indeed. Intel 64 (x86_64) is really a different animal. More registers, different behaviors, and not just an LP64 version of what was there before. I've spent the last few weeks finally reading the x86_64 docs on my Kindle and really look forward to the older stuff just dying. Jon. -- fedora-devel-list mailing list fedora-devel-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-devel-list
