Re: Dealing with unaligned accesses
On Fri, Dec 04, 1998 at 12:19:24PM +0100, Paul Slootman wrote:
> On Thu 03 Dec 1998, Oscar Levi wrote:
>
> > > Umm, That can't be true, I guess. Unaligned access means that some data is
> > > being loaded from an unaligned address (addr%8 != 0) Alpha want's memory
> > > accesses to be 64bit-aligned. There's some PALcode-stuff to handle this
>
> This is not quite correct. Alpha wants 64-bit accesses to be aligned at
> 64-bit addresses, 32-bit addresses must be aligned at 32-bit addresses,
> etc.
Your attribution is a bit odd here. I did not write the above text.
I found the problem after hacking at the code for a few hours. The
original authors took measures to align their data correctly and then
in the last stop neglected to return the properly aligned address.
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