Date: Tue, 17 Jul 2001 09:56:13 -0700 (PDT) From: Matthew Jacob <mjacob@feral.com> To: Terry Lambert <tlambert2@mindspring.com> Cc: <hackers@FreeBSD.ORG> Subject: x86 unaligned access followup. Message-ID: <20010717095413.G83710-100000@wonky.feral.com> In-Reply-To: <3B5463E1.BE28526C@mindspring.com>
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> Actually, since the 486, it's been possible for us to turn on unaligned > access exceptions on the x86. We should probably consider doing this, to > ensure better performance, and to avoid the unnecessary bus overhead we > eat for unaligned access today... not to mention how it could shake out > the drivers. Now *that* is a very cool idea. As Johnny Carson would say "I did not know that". How would this be done? I assume it's some bit-flip for the chip? D'ya have a sample bit 'o code for this? -matt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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