From: Lisa Hsu <hsul@eecs.umich.edu>
Date: Tue, 4 Nov 2003 23:19:03 +0000 (-0500)
Subject: Hack to enable perl totaling of standard deviation statistics.
X-Git-Tag: m5_1.0_beta2~294^2
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=16d0b2f85ac8527895df09235124798ad6518779;p=gem5.git

Hack to enable perl totaling of standard deviation statistics.

statistics.hh:
same
statistics.cc:
Hack to enable perl totaling.
make FancyDisplay print a total parameter to enable totaling standard deviations for bins after a run is over with perl.  currently a total hack.

base/statistics.cc:
    Hack to enable perl totaling.

    make FancyDisplay print a total parameter to enable totaling standard deviations for bins after a run is over with perl.  currently a total hack.
base/statistics.hh:
    same

--HG--
extra : convert_revision : c4087a138543e66acee4e395617ce7fd7e458a39
---

diff --git a/base/statistics.cc b/base/statistics.cc
index fbb056498..e02c48f69 100644
--- a/base/statistics.cc
+++ b/base/statistics.cc
@@ -879,14 +879,18 @@ DistDisplay(ostream &stream, const string &name, const string &desc,
 }
 #endif
 
+/**
+ * @todo  get rid of the ugly hack **Ignore for total
+ */
 void
 FancyDisplay(ostream &stream, const string &name, const string &desc,
              int precision, FormatFlags flags, result_t mean,
-             result_t variance)
+             result_t variance, result_t total)
 {
     result_t stdev = isnan(variance) ? NAN : sqrt(variance);
     PrintOne(stream, mean, name + NAMESEP + "mean", desc, precision, flags);
     PrintOne(stream, stdev, name + NAMESEP + "stdev", desc, precision, flags);
+    PrintOne(stream, total, "**Ignore: " + name + NAMESEP + "TOT", desc, precision, flags);
 }
 
 BinBase::BinBase()
diff --git a/base/statistics.hh b/base/statistics.hh
index aa3489727..fc3252782 100644
--- a/base/statistics.hh
+++ b/base/statistics.hh
@@ -1309,7 +1309,7 @@ struct DistStor
 
 void FancyDisplay(std::ostream &stream, const std::string &name,
                   const std::string &desc, int precision, FormatFlags flags,
-                  result_t mean, result_t variance);
+                  result_t mean, result_t variance, result_t total);
 
 /**
  * Templatized storage and interface for a distribution that calculates mean
@@ -1369,16 +1369,16 @@ struct FancyStor
         result_t mean = NAN;
         result_t variance = NAN;
 
+                result_t ftot = total;
         if (total != 0) {
             result_t fsum = sum;
             result_t fsq = squares;
-            result_t ftot = total;
 
             mean = fsum / ftot;
             variance = (ftot * fsq - (fsum * fsum)) / (ftot * (ftot - 1.0));
         }
 
-        FancyDisplay(stream, name, desc, precision, flags, mean, variance);
+        FancyDisplay(stream, name, desc, precision, flags, mean, variance, ftot);
     }
 
     /**