From: David Edelsohn <dje.gcc@gmail.com>
To: Pat Haugen <pthaugen@linux.vnet.ibm.com>
Cc: "gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH, rs6000] Update Power7 scheduling
Date: Fri, 28 Oct 2011 14:42:00 -0000 [thread overview]
Message-ID: <CAGWvny=A8kiFownawE3ak-Yn7Le6UFK8BOye_zpKVLztPTqUcQ@mail.gmail.com> (raw)
In-Reply-To: <4EA9D7DF.7010202@linux.vnet.ibm.com>
On Thu, Oct 27, 2011 at 6:14 PM, Pat Haugen <pthaugen@linux.vnet.ibm.com> wrote:
> The following patch fixes some issues with the Power7 scheduling
> description. The patch is neutral on cpu2006 (was actually hoping to see
> some improvements, but it's still the right thing to do since it more
> accurately describes the hardware).
>
> Bootstrap/regtest on powerpc64-linux with no new regressions. Ok for trunk?
>
> -Pat
>
>
> 2011-10-27 Pat Haugen <pthaugen@us.ibm.com>
>
> * config/rs6000/rs6000.md (define_attr "type"): Add vecdouble.
> * config/rs6000/vsx.md (VStype_simple, VStype_mul): Use vecdouble
> type for V2DF.
> (VStype_div): Use vector types for V2DF/V4SF.
> (VStype_sqrt): Use *sqrt types.
> (VS_spdp_type): Change type to vecdouble.
> (*vsx_fmav2df4, *vsx_nfmsv2df4, vsx_xvcvdpsxws, vsx_xvcvdpuxws,
> vsx_xvcvuxdsp, vsx_xvcvsxwdp, vsx_xvcvuxwdp, vsx_xvcvspsxds,
> vsx_xvcvspuxds): Likewise.
> (*vsx_fms<mode>4): Set type via <VStype_mul>.
> (*vsx_eq_<mode>_p, *vsx_gt_<mode>_p, *vsx_ge_<mode>_p): Set type via
> <VStype_simple>.
> * config/rs6000/power7.md (power7-vecstore): Correct VSU pipe.
> (power7-fpcompare, power7-sdiv, power7-ddiv, power7-sqrt,
> power7-dsqrt): Correct insn latency.
> (power7-vecsimple): Add veccmp type and correct dispatch/VSU values.
> (power7-veccmp): Delete.
> (power7-vecfloat): Correct latency/dispatch/VSU values.
> (define_bypass "power7-vecfloat"): Correct latency and types.
> (power7-veccomplex, power7-vecperm): Correct dispatch/VSU values.
> (power7-vecdouble, power7-vecfdiv, power7-vecdiv): New.
Okay.
Thanks, David
prev parent reply other threads:[~2011-10-28 14:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-27 23:27 Pat Haugen
2011-10-28 14:42 ` David Edelsohn [this message]
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