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Re: Gimple loop splitting v2
- From: "Bin.Cheng" <amker dot cheng at gmail dot com>
- To: Michael Matz <matz at suse dot de>
- Cc: Jeff Law <law at redhat dot com>, gcc-patches List <gcc-patches at gcc dot gnu dot org>
- Date: Mon, 24 Oct 2016 09:44:19 +0100
- Subject: Re: Gimple loop splitting v2
- Authentication-results: sourceware.org; auth=none
- References: <alpine.LSU.2.20.1511121734040.11029@wotan.suse.de> <5645083A.5070607@redhat.com> <alpine.LSU.2.20.1511161453390.11029@wotan.suse.de> <564A6648.6000002@redhat.com> <alpine.LSU.2.20.1512011711210.13533@wotan.suse.de> <565E25E7.7050202@redhat.com> <alpine.LSU.2.20.1512021420420.13533@wotan.suse.de> <5662987C.9080500@redhat.com> <alpine.LSU.2.20.1610201631360.5714@wotan.suse.de> <CAHFci2_wxkd7qRrs6ximAc_Qx50Jh4+uo8yy=RysbN=yX_yS-w@mail.gmail.com>
On Thu, Oct 20, 2016 at 3:55 PM, Bin.Cheng <amker.cheng@gmail.com> wrote:
> On Thu, Oct 20, 2016 at 3:43 PM, Michael Matz <matz@suse.de> wrote:
>> Hi,
>>
>> On Sat, 5 Dec 2015, Jeff Law wrote:
>>
>>> Nit. I don't think you want a comma after "so". And it looks like your
>>> comment got truncated as well.
>>>
>>> With the comment above fixed, this is fine for the trunk.
>>
>> I'm terribly sorry to have dropped the ball here, but I've committed this
>> now after not even a year ;-/ (r241374) Obviously after rebootstrapping
>> with all,ada languages. I also did some benchmark run which should be
>> taken with a grain of salt as the machine had fairly variant results but
>> the improvements are real, though perhaps not always in that range (it's a
>> normal three repeats run). I'm really curious if our automatic tester can
>> pick up similar improvements, because if so, it's extreme (5 to 15 percent
>> in some benchmarks) and we can brag about it for GCC 7 ;-)
> This is nice, thanks for doing it. I will check the improvement on AArch64.
Hi,
Unfortunately I didn't reproduce the improvement in my run on AArch64,
I will double check if I made some mistakes.
Thanks,
bin
>>
>> 400.perlbench 9770 519 18.8 * 9770 508 19.2 *
>> 401.bzip2 9650 668 14.5 * 9650 666 14.5 *
>> 403.gcc 8050 455 17.7 * 8050 432 18.6 *
>> 429.mcf 9120 477 19.1 * 9120 467 19.5 *
>> 445.gobmk 10490 643 16.3 * 10490 644 16.3 *
>> 456.hmmer 9330 641 14.6 * 9330 614 15.2 *
>> 458.sjeng 12100 784 15.4 * 12100 762 15.9 *
>> 462.libquantum 20720 605 34.2 * 20720 600 34.5 *
>> 464.h264ref 22130 969 22.8 * 22130 969 22.8 *
>> 471.omnetpp 6250 438 14.3 * 6250 358 17.5 *
>> 473.astar 7020 494 14.2 * 7020 492 14.3 *
>> 483.xalancbmk 6900 342 20.2 * 6900 336 20.6 *
>> Est. SPECint(R)_base2006 17.9
>> Est. SPECint2006 18.5
>>
>> 410.bwaves 13590 563 24.1 * 13590 506 26.9 *
>> 416.gamess NR NR
>> 433.milc 9180 375 24.5 * 9180 349 26.3 *
>> 434.zeusmp 9100 433 21.0 * 9100 423 21.5 *
>> 435.gromacs 7140 402 17.7 * 7140 411 17.4 *
>> 436.cactusADM 11950 486 24.6 * 11950 486 24.6 *
>> 437.leslie3d 9400 421 22.4 * 9400 419 22.4 *
>> 444.namd 8020 520 15.4 * 8020 520 15.4 *
>> 447.dealII NR NR
>> 450.soplex 8340 393 21.2 * 8340 391 21.3 *
>> 453.povray 5320 277 19.2 * 5320 278 19.1 *
>> 454.calculix 8250 453 18.2 * 8250 460 17.9 *
>> 459.GemsFDTD 10610 542 19.6 * 10610 537 19.8 *
>> 465.tonto 9840 492 20.0 * 9840 491 20.0 *
>> 470.lbm 13740 466 29.5 * 13740 430 32.0 *
>> 481.wrf 11170 492 22.7 * 11170 457 24.4 *
>> 482.sphinx3 19490 659 29.6 * 19490 655 29.8 *
>> Est. SPECfp(R)_base2006 21.6
>> Est. SPECfp2006 22.1
>>
>>
>> Ciao,
>> Michael.