Re: Fix asm constraint in put_user

From: James E Wilson <wilson_at_tuliptree.org>
Date: 2005-11-22 06:03:15
On Mon, 2005-11-21 at 07:12, Andreas Schwab wrote:
> The st insn on the ia64 does not allow the post-increment to come from a
> register (only ld does).  Thus the "m" constraint is not suitable for the
> asm statement in __put_user_size.

You could use the "S" constraint here.  This isn't used anywhere in
gcc.  This exists solely for use by asms that need a non-postinc MEM.



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Received on Tue Nov 22 06:05:31 2005

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