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changeset 29:8972c00c00dd

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Merge with perf_tuning_paper branch, which grabs fixes and best performing version
author Sean Halle <seanhalle@yahoo.com>
date Sun, 15 Jul 2012 01:27:39 -0700
parents 233fe8a5208f c35cb1f48f89
children efc1ee85f1ee
files __brch__default
diffstat 4 files changed, 5 insertions(+), 4 deletions(-) [+]
line diff
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/.hgtags	Sun Jul 15 01:27:39 2012 -0700
     1.3 @@ -0,0 +1,1 @@
     1.4 +b7d8cf6680a9b615e41df8305cce48195d03c67e portable version

     2.1 --- a/SSR_Matrix_Mult/Divide_Pr.c	Mon Apr 16 18:27:12 2012 +0200
     2.2 +++ b/SSR_Matrix_Mult/Divide_Pr.c	Sun Jul 15 01:27:39 2012 -0700
     2.3 @@ -261,7 +261,7 @@
     2.4     idealNumWorkUnits = SSR__giveIdealNumWorkUnits();
     2.5     
     2.6     idealSizeOfSide2 = leftMatrix->numRows / rint(cbrt( idealNumWorkUnits ));
     2.7 -   idealSizeOfSide2 *= 0.4; //finer granularity to help load balance
     2.8 +   idealSizeOfSide2 *= 0.5; //finer granularity to help load balance
     2.9  
    2.10     if( idealSizeOfSide1 > idealSizeOfSide2 )
    2.11        idealSizeOfSide = idealSizeOfSide1;
    2.12 @@ -367,7 +367,7 @@
    2.13  
    2.14     numCores = SSR__give_number_of_cores_to_schedule_onto();
    2.15  
    2.16 -   numToPutOntoEachCore = numRowIdxs*numColIdxs/(numCores-1);
    2.17 +   numToPutOntoEachCore = numRowIdxs*numColIdxs/numCores;
    2.18     leftOverFraction = 0;
    2.19     numVecOnCurrCore = 0;
    2.20     coreToAssignOnto = 1;
    2.21 @@ -412,7 +412,7 @@
    2.22  
    2.23                    //Move to next core, max core-value to incr to is numCores -1
    2.24                 coreToAssignOnto += 1;
    2.25 -               if( coreToAssignOnto >= numCores ) coreToAssignOnto = 1;
    2.26 +               if( coreToAssignOnto >= numCores ) coreToAssignOnto = 0;
    2.27               } //if
    2.28            } //for( vecIdx
    2.29         } //for( resColIdx

     3.1 --- a/__brch__default	Mon Apr 16 18:27:12 2012 +0200
     3.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     3.3 @@ -1,1 +0,0 @@
     3.4 -Applications normally have only the default branch -- they shouldn't be affected by any choices in VMS or language..

     4.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     4.2 +++ b/__brch__perf_tuning_paper	Sun Jul 15 01:27:39 2012 -0700
     4.3 @@ -0,0 +1,1 @@
     4.4 +Branch for keeping different performance tuning steps for paper