Subject: Re: 64-bit ABIs
To: None <>
From: David Laight <>
List: tech-userlevel
Date: 04/29/2003 16:09:32
> (64-bit MIPS keeps 32-bit values in registers sign-extended into the
> upper 32-bits.  so, a uint32_t would still be sign extended in the
> register.  64-bit values are, of course, kept as 64-bit values.  8-)

That could bring some bugs out of the woodwork..

> That's not to say that we shouldn't make this change now... just that
> we really shouldn't allow it to creep into our heads that this type of
> change is generally OK for the future.

Actually it sounds like now is a good time to go through and find/fix
any of these changes while they still don't matter.


David Laight: