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Date: Mon, 11 Dec 2017 16:10:00 -0000
From: Segher Boessenkool <segher@kernel.crashing.org>
To: Michael Meissner <meissner@linux.vnet.ibm.com>,        GCC Patches <gcc-patches@gcc.gnu.org>,        David Edelsohn <dje.gcc@gmail.com>,        Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Subject: Re: [PATCH #2], PR target/81959, Fix ++int to _Float128 conversion on power9
Message-ID: <20171211161040.GP10515@gate.crashing.org>
References: <20171130215244.GA21037@ibm-tiger.the-meissners.org> <20171201233339.GI10515@gate.crashing.org> <20171204213155.GA14761@ibm-tiger.the-meissners.org>
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On Mon, Dec 04, 2017 at 04:31:55PM -0500, Michael Meissner wrote:
> On Fri, Dec 01, 2017 at 05:33:39PM -0600, Segher Boessenkool wrote:
> > Okay for trunk.  Further improvements welcome ;-)  Thanks!
> 
> Here is the patch for GCC 7 (the bug shows up in GCC 7).  It is slightly
> different due to the surrounding lines in rs6000.c being different.  Is it ok
> to apply?  There were no regressions in the build.

It looks fine...  Okay for 7.  Thanks!


Segher

> [gcc]
> 2017-12-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
> 
> 	Back port from trunk
> 	2017-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
> 
> 	PR target/81959
> 	* config/rs6000/rs6000.c (rs6000_address_for_fpconvert): Check for
> 	whether we can allocate pseudos before trying to fix an address.
> 	* config/rs6000/rs6000.md (float_<mode>si2_hw): Make sure the
> 	memory address is indexed or indirect.
> 	(floatuns_<mode>si2_hw2): Likewise.
> 
> [gcct/testsuite]
> 2017-12-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
> 
> 	Back port from trunk
> 	2017-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
> 
> 	PR target/81959
> 	* gcc.target/powerpc/pr81959.c: New test.