Importing Scalar-Vec-Util-0.04.tar.gz

[perl/modules/Scalar-Vec-Util.git] / README

diff --git a/README b/README
index ca8ba6bc9f083dde901208b6a0abdf73fe68dfe6..aecc0ad616070cc6475d289e7fa15f966b8cfb79 100644 (file)
--- a/README
+++ b/README
@@ -2,7 +2,7 @@ NAME
     Scalar::Vec::Util - Utility routines for vec strings.
 
 VERSION
     Scalar::Vec::Util - Utility routines for vec strings.
 
 VERSION

-    Version 0.03
+    Version 0.04

 
 SYNOPSIS
         use Scalar::Vec::Util qw/vfill vcopy veq/;
 
 SYNOPSIS
         use Scalar::Vec::Util qw/vfill vcopy veq/;


@@ -58,35 +58,77 @@ EXPORT
 
 BENCHMARKS
     The following timings were obtained by running the "samples/bench.pl"
 
 BENCHMARKS
     The following timings were obtained by running the "samples/bench.pl"

-    script with perl 5.8.8 on a Core 2 Duo 2.66GHz machine. The "_pp"
-    entries are the pure Perl versions, while "_bv" are Bit::Vector
-    versions.
+    script. The "_pp" entries are the pure Perl versions, while "_bv" are
+    Bit::Vector versions.

 
 

-    Filling bits at a given position :
+    This is for perl 5.8.8 on a Core 2 Duo 2.66GHz machine (unit is 64
+    bits).
+            Filling bits at a given position :

                           Rate vfill_pp vfill_bv    vfill
             vfill_pp    80.3/s       --    -100%    -100%
             vfill_bv 1053399/s 1312401%       --     -11%
             vfill    1180792/s 1471129%      12%       --
 
                           Rate vfill_pp vfill_bv    vfill
             vfill_pp    80.3/s       --    -100%    -100%
             vfill_bv 1053399/s 1312401%       --     -11%
             vfill    1180792/s 1471129%      12%       --
 

-    Copying bits from a bit vector to a different one :
+            Copying bits from a bit vector to a different one :

                          Rate vcopy_pp vcopy_bv    vcopy
             vcopy_pp    112/s       --    -100%    -100%
             vcopy_bv  62599/s   55622%       --     -89%
             vcopy    558491/s  497036%     792%       --
 
                          Rate vcopy_pp vcopy_bv    vcopy
             vcopy_pp    112/s       --    -100%    -100%
             vcopy_bv  62599/s   55622%       --     -89%
             vcopy    558491/s  497036%     792%       --
 

-    Moving bits in the same bit vector from a given position to a different
-    one :
+            Moving bits in the same bit vector from a given position to a different one :

                          Rate vmove_pp vmove_bv    vmove
             vmove_pp   64.8/s       --    -100%    -100%
             vmove_bv  64742/s   99751%       --     -88%
             vmove    547980/s  845043%     746%       --
 
                          Rate vmove_pp vmove_bv    vmove
             vmove_pp   64.8/s       --    -100%    -100%
             vmove_bv  64742/s   99751%       --     -88%
             vmove    547980/s  845043%     746%       --
 

-    Testing bit equality from different positions of different bit vectors :
+            Testing bit equality from different positions of different bit vectors :

                        Rate  veq_pp  veq_bv     veq
             veq_pp   92.7/s      --   -100%   -100%
             veq_bv  32777/s  35241%      --    -94%
             veq    505828/s 545300%   1443%      --
 
                        Rate  veq_pp  veq_bv     veq
             veq_pp   92.7/s      --   -100%   -100%
             veq_bv  32777/s  35241%      --    -94%
             veq    505828/s 545300%   1443%      --
 

+    This is for perl 5.10.0 on a Pentium 4 3.0GHz (unit is 32 bits).
+                         Rate vfill_pp vfill_bv    vfill
+            vfill_pp    185/s       --    -100%    -100%
+            vfill_bv 407979/s  220068%       --     -16%
+            vfill    486022/s  262184%      19%       --
+
+                         Rate vcopy_pp vcopy_bv    vcopy
+            vcopy_pp   61.5/s       --    -100%    -100%
+            vcopy_bv  32548/s   52853%       --     -83%
+            vcopy    187360/s  304724%     476%       --
+
+                         Rate vmove_pp vmove_bv    vmove
+            vmove_pp   63.1/s       --    -100%    -100%
+            vmove_bv  32829/s   51933%       --     -83%
+            vmove    188572/s  298787%     474%       --
+
+                       Rate  veq_pp  veq_bv     veq
+            veq_pp   34.2/s      --   -100%   -100%
+            veq_bv  17518/s  51190%      --    -91%
+            veq    192181/s 562591%    997%      --
+
+    This is for perl 5.10.0 on an UltraSPARC-IIi (unit is 8 bits).
+                        Rate vfill_pp    vfill vfill_bv
+            vfill_pp  4.23/s       --    -100%    -100%
+            vfill    30039/s  709283%       --     -17%
+            vfill_bv 36022/s  850568%      20%       --
+
+                        Rate vcopy_pp vcopy_bv    vcopy
+            vcopy_pp  2.74/s       --    -100%    -100%
+            vcopy_bv  8146/s  297694%       --     -60%
+            vcopy    20266/s  740740%     149%       --
+
+                        Rate vmove_pp vmove_bv    vmove
+            vmove_pp  2.66/s       --    -100%    -100%
+            vmove_bv  8274/s  311196%       --     -59%
+            vmove    20287/s  763190%     145%       --
+
+                      Rate  veq_pp  veq_bv     veq
+            veq_pp  7.33/s      --   -100%   -100%
+            veq_bv  2499/s  33978%      --    -87%
+            veq    19675/s 268193%    687%      --
+

 CAVEATS
     Please report architectures where we can't use the alignment as the move
     unit. I'll add exceptions for them.
 CAVEATS
     Please report architectures where we can't use the alignment as the move
     unit. I'll add exceptions for them.