RE: gas for itanium: ia64-ic.tbl: dependency bug due to error in the itanium specification

[Lu, Hongjiu]

Hi Jim,

It has been fixed in the next rev of IPF SDM.

Thanks.


H.J.
address@hidden

>-----Original Message-----
>From: address@hidden
[mailto:address@hidden
>On Behalf Of Jim Wilson
>Sent: Friday, August 03, 2007 11:56 AM
>To: Lars
>Cc: address@hidden; address@hidden
>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