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Re: serious libgcc regression added recently

From: David Miller <davem at davemloft dot net>
To: joel dot sherrill at OARcorp dot com
Cc: gcc at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org, ro at CeBiTec dot Uni-Bielefeld dot DE
Date: Wed, 02 Nov 2011 18:30:56 -0400 (EDT)
Subject: Re: serious libgcc regression added recently
References: <20111102.163605.857074423370604904.davem@davemloft.net> <4EB1B62C.7060307@oarcorp.com>

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.

Follow-Ups:
- Re: serious libgcc regression added recently
  - From: David Miller
- Re: serious libgcc regression added recently
  - From: Joel Sherrill

References:
- serious libgcc regression added recently
  - From: David Miller
- Re: serious libgcc regression added recently
  - From: Joel Sherrill

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