serious libgcc regression added recently

Joel Sherrill joel.sherrill@oarcorp.com
Thu Nov 3 14:17:00 GMT 2011


On 11/02/2011 05:30 PM, David Miller wrote:
> From: Joel Sherrill<joel.sherrill@OARcorp.com>
> Date: Wed, 2 Nov 2011 16:29:16 -0500
>
>> Is this similar to what I just got for sparc-rtems when compiling
>> libgcc2 with -mcpu=v8?
>>
>> /tmp/cczMc4jN.s: Assembler messages:
>> /tmp/cczMc4jN.s:16: Error: Hardware capability "mul32" not enabled for
>> "smul".
>> /tmp/cczMc4jN.s:18: Error: Hardware capability "mul32" not enabled for
>> "smul".
>> /tmp/cczMc4jN.s:22: Error: Hardware capability "mul32" not enabled for
>> "umul".
>>
>> I can prepare a PR if you think it is different.
> I don't think so.  The bug I'm hitting seems to be simply that
> config/sparc/t-linux64 wasn't migrated up into the libgcc configure
> area properly the way that config/sparc/t-linux was.
>
> I'm working on a fix right now.
I filed a PR for this so it doesn't get lost.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50979

I am happy to retest whenever something changes.

Thanks.

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