RFC: generate TLS address arithmetic for back-end

[Aldy Hernandez]

On Tue, Nov 23, 2004 at 01:21:08PM -0800, Richard Henderson wrote:
> On Tue, Nov 23, 2004 at 03:11:39PM -0400, Aldy Hernandez wrote:
> > 	* expr.c (expand_expr): case PLUS_EXPR: Treat TLS address
> > 	arithmetic as a constant.
> > 	(tree_tls_address_p): New.
> 
> A better place to attack this is to arrange for the address of
> such variables to be TREE_INVARIANT (if they're not already),
> and to change the test there from TREE_CONSTANT.

Ok, I'll wait until I have contributed the FRV TLS code to make submit
this patch, as the branch I'm working on does not have TREE_INVARIANT.

Thanks.

Aldy