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RE: gas for itanium: ia64-ic.tbl: dependency bug due to error in the itanium specification
- From: "Lu, Hongjiu" <hongjiu dot lu at intel dot com>
- To: "Jim Wilson" <wilson at specifix dot com>, "Lars" <sich at gmx dot de>
- Cc: <bug-binutils at gnu dot org>, <binutils at sourceware dot org>
- Date: Tue, 7 Aug 2007 17:54:59 -0700
- Subject: RE: gas for itanium: ia64-ic.tbl: dependency bug due to error in the itanium specification
- References: <46B1CB7E.8010605@gmx.de> <1186167362.5886.9.camel@localhost.localdomain>
Hi Jim,
It has been fixed in the next rev of IPF SDM.
Thanks.
H.J.
hongjiu.lu@intel.com
>-----Original Message-----
>From: binutils-owner@sourceware.org
[mailto:binutils-owner@sourceware.org]
>On Behalf Of Jim Wilson
>Sent: Friday, August 03, 2007 11:56 AM
>To: Lars
>Cc: bug-binutils@gnu.org; binutils@sourceware.org
>Subject: Re: gas for itanium: ia64-ic.tbl: dependency bug due to error
in
>the itanium specification
>
>On Thu, 2007-08-02 at 14:18 +0200, Lars wrote:
>> in the group 'fp-non-arith', xma is listed, but not xmpy. hence
simply
>> adding also xmpy there will do the trick.
>
>This is correct. This is a bug in the Intel documentation. HJ, can
you
>report this internally within Intel to get the docs fixed?
>
>Additionally, I noticed that the class pr-readers-nobr-nomovpr contains
>fp-non-arith in addition to xma and xmpy which is redundant. The xma
>and xmpy could be deleted here. This is a harmless error though.
>
>I wrote a patch to fix gas. I just fixed the fp-non-arith problem, I
>didn't bother with the other one as it doesn't matter. With this
patch,
>I now get the following objdump -d output for the assembled testcase,
>which is correct.
> 0: 0f 30 3c 00 e1 18 [MMF] setf.sig f6=r15
> 6: 70 80 00 c2 31 00 setf.sig f7=r16
> c: 00 00 04 00 nop.f 0x0;;
> 10: 0d 00 00 00 01 00 [MFI] nop.m 0x0
> 16: 50 00 18 0e 74 00 xmpy.l f5=f6,f7
> 1c: 00 00 04 00 nop.i 0x0;;
> 20: 01 70 14 00 e1 10 [MII] getf.sig r14=f5
> 26: 00 00 00 02 00 00 nop.i 0x0
> 2c: 00 00 04 00 nop.i 0x0;;
>
>When regenerating ia64-asmtab.c, I noticed that a newline was
>accidentally deleted when the copyright messages were updated, so I
>included that in my patch too.
>
>The patch was tested with make check on an x86_64-linux host and
checked
>in.
>--
>Jim Wilson, GNU Tools Support, http://www.specifix.com