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Date: Wed, 31 Jul 2013 16:00:00 -0000
Message-ID: <CAGWvnym1=hC5UoZ1DzFhPw826cVAteyGANUDksggB8YxabX1GQ@mail.gmail.com>
Subject: Re: [PATCH, rs6000] power8 patches, revised patch #8, power8 load fusion
From: David Edelsohn <dje.gcc@gmail.com>
To: Michael Meissner <meissner@linux.vnet.ibm.com>, GCC Patches <gcc-patches@gcc.gnu.org>, 	Pat Haugen <pthaugen@us.ibm.com>, Peter Bergner <bergner@vnet.ibm.com>
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On Mon, Jul 29, 2013 at 2:39 PM, Michael Meissner
<meissner@linux.vnet.ibm.com> wrote:
> This is the revised version of my patch #8 for power8 support.  I have removed
> all of the incidental changes, and only added the support for load fusion.  I
> have added support for fusion on 32-bit Linux.  I have added a test to make
> sure the fusion ops are being generated.

In emit_fusion_gpr_load(), please add

else
  gcc_unreachable ();

to the

if (TARGET_ELF)
  ...
else if (TARGET_XCOFF)
 ...

paths.  Those really should be unreachable and not fall into the
"Could not generate addis value for fusion" fatal error.

Okay with that change.

Thanks, David