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[Bug other/21398] gcc emits invalid operands for xchgb %b0, %h0
- From: "pluto at pld-linux dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 5 May 2005 14:41:18 -0000
- Subject: [Bug other/21398] gcc emits invalid operands for xchgb %b0, %h0
- References: <20050505134452.21398.pluto@pld-linux.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pluto at pld-linux dot org 2005-05-05 14:41 -------
(In reply to comment #3)
> (In reply to comment #2)
> > in online docs i see that "q" means "byte addressable register (a,b,c,d)".
> > in i386.h i see something differ for x86_64. did i miss something in docs?
>
> Yes see comment #1 which is a quote from the docs.
ohh, i should fix my /dev/brain :) i'll use the "=Q" format.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21398