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[Bug c/16331] x86-64 inline asm register constraints insufficient WRT ABI
- From: "falk at debian dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 2 Jul 2004 16:57:39 -0000
- Subject: [Bug c/16331] x86-64 inline asm register constraints insufficient WRT ABI
- References: <20040702165134.16331.thutt@vmware.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From falk at debian dot org 2004-07-02 16:57 -------
You can declare variables like
register unsigned long r8 asm("r8")
and pass it to the asm, and it will reside in r8. Therefore, I don't
think it makes sense to add further single register constraints.
--
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution| |INVALID
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16331