[LLVMdev] fp Question

[Reza Yazdani]

Following is the list of fp benchmarks that fail. They all pass with -O3,
but some fail with -O4. I did the test run.

Thanks,
Reza

                                  Estimated                       Estimated
                Base     Base       Base        Peak     Peak       Peak
Benchmarks      Ref.   Run Time     Ratio       Ref.   Run Time     Ratio
-------------- ------  ---------  ---------    ------  ---------  ---------
410.bwaves                                         --    0.0194
RE
416.gamess                                         --    0.00135
RE
433.milc                                           --   16.5             --
S
434.zeusmp                                         --    0.00146
RE
435.gromacs                                        --    0.00138
RE
436.cactusADM                                      --    0.00135
RE
437.leslie3d                                       --    0.00141
RE
444.namd                                           --   19.4             --
S
447.dealII                                         --   19.7             --
S
450.soplex                                         --    0.0380          --
S
453.povray                                         --    2.49            --
S
454.calculix                                       --    0.00135
RE
459.GemsFDTD                                       --    0.00150
RE
465.tonto                                          --    2.40            --
S
470.lbm                                            --    6.52            --
S
481.wrf                                            --    0.00140
RE
482.sphinx3                                        --    3.19            --
S

On Thu, Jul 22, 2010 at 4:59 PM, Dale Johannesen <dalej at apple.com> wrote:

>
> On Jul 22, 2010, at 4:18 PMPDT, Reza Yazdani wrote:
>
>  Hi,
>>
>> I ran Spec2006 with -O4. All integer benchmarks passed, but only 8 out 17
>> of  floating point benchmarks passed. Is this normal or I made a mistake in
>> my build?
>>
>
> Hi Reza.  Somebody on Linux should answer, but I don't think it's normal.
>  You may have checked out the source at a moment when it had a bug in it;
> that unfortunately happens frequently.  Which ones are failing?
>
>
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