04 Dec, 2013

1 commit


12 Nov, 2013

2 commits


08 Nov, 2013

1 commit


09 Oct, 2013

3 commits


19 Sep, 2013

1 commit


09 Apr, 2013

1 commit


08 Apr, 2013

1 commit


01 Apr, 2013

2 commits


08 Mar, 2013

1 commit

  • for two times the sentinel, because it's only needed for single multiplication.
    I haven't fixed w=16 yet with this.  Monday maybe?  Timings on our lab machines
    show no big difference.  We'd only expect a difference in single multiplies, and
    it's in the noise really.
    
    UNIX> gf_time 8 MDG 0 10240 10240 LOG - -
    Seed: 0
          Multiply:             0.231191 s   Mops:    100.000       432.542 Mega-ops/s
            Divide:             0.229992 s   Mops:    100.000       434.797 Mega-ops/s
     Region-Random: XOR: 0      0.095446 s     MB:    100.000      1047.712 MB/s
     Region-Random: XOR: 1      0.115485 s     MB:    100.000       865.914 MB/s
    UNIX> gf_time 8 MDG 0 10240 10240 LOG_ZERO - -
    Seed: 0
          Multiply:             0.228568 s   Mops:    100.000       437.506 Mega-ops/s
            Divide:             0.227718 s   Mops:    100.000       439.140 Mega-ops/s
     Region-Random: XOR: 0      0.085062 s     MB:    100.000      1175.613 MB/s
     Region-Random: XOR: 1      0.095891 s     MB:    100.000      1042.846 MB/s
    UNIX> gf_time 8 MDG 0 10240 10240 LOG_ZERO_EXT - -
    Seed: 0
          Multiply:             0.228960 s   Mops:    100.000       436.758 Mega-ops/s
            Divide:             0.227758 s   Mops:    100.000       439.063 Mega-ops/s
     Region-Random: XOR: 0      0.085180 s     MB:    100.000      1173.981 MB/s
     Region-Random: XOR: 1      0.095931 s     MB:    100.000      1042.421 MB/s
    UNIX>
    Jim Plank
     

04 Mar, 2013

4 commits

  • Jim Plank
     
  • Jim Plank
     
  • but I haven't yet.  Speed is nice and fast, but not as fast ast SPLIT 64 4 SSE,ALTMAP:
    
    UNIX> gf_time 64 R 0 10240 10240 -
    Seed: 0
     Region-Random: XOR: 0      0.661736 s     MB:    100.000       151.118 MB/s
     Region-Random: XOR: 1      0.659374 s     MB:    100.000       151.659 MB/s
    Region-By-Zero: XOR: 0      0.002128 s     MB:    100.000     46989.738 MB/s
    Region-By-Zero: XOR: 1      0.000248 s     MB:    100.000    402911.047 MB/s
     Region-By-One: XOR: 0      0.002168 s     MB:    100.000     46131.808 MB/s
     Region-By-One: XOR: 1      0.003946 s     MB:    100.000     25344.758 MB/s
     Region-By-Two: XOR: 0      0.377993 s     MB:    100.000       264.555 MB/s
     Region-By-Two: XOR: 1      0.382269 s     MB:    100.000       261.596 MB/s
    UNIX> gf_time 64 R 0 10240 10240 SPLIT 64 4 SSE,ALTMAP -
    Seed: 0
     Region-Random: XOR: 0      0.050045 s     MB:    100.000      1998.211 MB/s
     Region-Random: XOR: 1      0.049198 s     MB:    100.000      2032.597 MB/s
    Region-By-Zero: XOR: 0      0.002100 s     MB:    100.000     47619.255 MB/s
    Region-By-Zero: XOR: 1      0.000260 s     MB:    100.000    384445.830 MB/s
     Region-By-One: XOR: 0      0.002139 s     MB:    100.000     46743.609 MB/s
     Region-By-One: XOR: 1      0.003928 s     MB:    100.000     25457.053 MB/s
     Region-By-Two: XOR: 0      0.048678 s     MB:    100.000      2054.330 MB/s
     Region-By-Two: XOR: 1      0.048800 s     MB:    100.000      2049.161 MB/s
    UNIX> gf_time 64 R 0 10240 10240 SHIFT SSE -
    Seed: 0
     Region-Random: XOR: 0      0.108492 s     MB:    100.000       921.724 MB/s
     Region-Random: XOR: 1      0.110783 s     MB:    100.000       902.663 MB/s
    Region-By-Zero: XOR: 0      0.002077 s     MB:    100.000     48155.040 MB/s
    Region-By-Zero: XOR: 1      0.000254 s     MB:    100.000    393461.914 MB/s
     Region-By-One: XOR: 0      0.002088 s     MB:    100.000     47902.056 MB/s
     Region-By-One: XOR: 1      0.003885 s     MB:    100.000     25739.822 MB/s
     Region-By-Two: XOR: 0      0.107280 s     MB:    100.000       932.142 MB/s
     Region-By-Two: XOR: 1      0.110782 s     MB:    100.000       902.676 MB/s
    UNIX>
    Jim Plank
     
  • Unit & w=64 bytwo.  Made a few more changes.
    Ethan Miller
     

01 Mar, 2013

2 commits


15 Feb, 2013

3 commits


13 Feb, 2013

2 commits


10 Feb, 2013

3 commits


09 Feb, 2013

1 commit


08 Feb, 2013

6 commits


07 Feb, 2013

1 commit

  • 
    git-svn-id: svn://mamba.eecs.utk.edu/home/plank/svn/Galois-Library@87 36f187d4-5712-4624-889c-152d48957efa
    plank
     

06 Feb, 2013

2 commits


04 Feb, 2013

2 commits


31 Dec, 2012

1 commit