This is the mail archive of the
binutils@sources.redhat.com
mailing list for the binutils project.
Re: a couple of gas MIPS ABI issues.
cgd@broadcom.com wrote:
[snip]
> So, inside your .set mips64, you're going to have mips_abi == NO_ABI.
>
> So, HAVE_32BIT_ADDRESSES, which used to evaluate to
> 0 (== (0 || ((0 || 0) && 1))) will now evaluate to
> 1 (== (0 || ((0 || 1) && 1))).
That's right, it should be only NO_ABI if the file ABI would
restrict the newly selected ISA.
> The point here is, the ABI does _not_ govern just the ISA level used.
>
> It governs stuff like the size of GOT elements, etc.
>
> When you want to just change the ISA level, you _do not_ want to
> change the use of rest of the ABI-related features in the binary.
> Really. You _only_ want to change the ISA level.
If the ABI is o32, I definitely want to remove ABI restrictions.
Thiemo