[LLVMdev] fp Question

[Dale Johannesen]

433.milc, 447.deall,  and 450.soplex are run as part of the nightly  
tests on Darwin (=MacOSX) in a way that closely approximates -O4.   
They are working there.  I am inclined to suspect gold given that they  
work at -O3.  Can a Linux person comment?

On Jul 23, 2010, at 10:19 AMPDT, Reza Yazdani wrote:

> 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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