forked from github/verilator
b5b1d94d4a
git-svn-id: file://localhost/svn/verilator/trunk/verilator@864 77ca24e4-aefa-0310-84f0-b9a241c72d87
99 lines
3.6 KiB
C++
99 lines
3.6 KiB
C++
// $Id$ //-*- C++ -*-
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//*************************************************************************
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// DESCRIPTION: Verilator: Collect and print statistics
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//
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// Code available from: http://www.veripool.com/verilator
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//
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// AUTHORS: Wilson Snyder with Paul Wasson, Duane Gabli
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//
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//*************************************************************************
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//
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// Copyright 2005-2007 by Wilson Snyder. This program is free software; you can
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// redistribute it and/or modify it under the terms of either the GNU
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// General Public License or the Perl Artistic License.
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//
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// Verilator is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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//*************************************************************************
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#ifndef _V3STATS_H_
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#define _V3STATS_H_ 1
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#include "config_build.h"
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#include "verilatedos.h"
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#include "V3Error.h"
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#include "V3Ast.h"
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//============================================================================
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class V3Double0 {
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// Double counter, initializes to zero for easy use
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double m_d; ///< Count of occurrences/ value
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public:
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// METHODS
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V3Double0() : m_d(0) {};
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~V3Double0() {}
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// Implicit conversion operators:
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inline V3Double0 (const vluint64_t v) : m_d(v) { };
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inline operator const double () const { return m_d; };
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// Explicit operators:
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inline V3Double0& operator++() { ++m_d; return *this; }; // prefix
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inline V3Double0 operator++(int) { V3Double0 old=*this; m_d++; return old; }; // postfix
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inline V3Double0& operator= (const double v) { m_d = v; return *this; };
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inline V3Double0& operator+=(const double v) { m_d += v; return *this; };
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inline V3Double0& operator-=(const double v) { m_d -= v; return *this; };
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};
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//============================================================================
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class V3Statistic {
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// A statistical entry we want published into the database
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string m_name; ///< Nameiption of this statistic
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double m_count; ///< Count of occurrences/ value
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string m_stage; ///< Runtime stage
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bool m_sumit; ///< Do summation of similar stats
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bool m_printit; ///< Print the results
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public:
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// METHODS
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string stage() const { return m_stage; }
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string name() const { return m_name; }
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double count() const { return m_count; }
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bool sumit() const { return m_sumit; }
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bool printit() const { return m_printit; }
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virtual void dump(ofstream& os) const;
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void combineWith(V3Statistic* otherp) {
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m_count += otherp->count();
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otherp->m_printit = false;
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}
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// CONSTRUCTORS
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V3Statistic(const string& stage, const string& name, double count, bool sumit=false)
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: m_name(name), m_count(count), m_stage(stage), m_sumit(sumit)
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, m_printit(true) {}
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virtual ~V3Statistic() {}
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};
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//============================================================================
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class V3Stats {
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public:
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static void addStat(const V3Statistic&);
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static void addStat(const string& stage, const string& name, double count) {
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addStat(V3Statistic(stage,name,count)); }
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static void addStat(const string& name, double count) {
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addStat(V3Statistic("*",name,count)); }
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static void addStatSum(const string& name, double count) {
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addStat(V3Statistic("*",name,count,true)); }
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/// Called by the top level to collect statistics
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static void statsStageAll(AstNetlist* nodep, const string& stage, bool fast=false);
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static void statsFinalAll(AstNetlist* nodep);
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/// Called by the top level to dump the statistics
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static void statsReport();
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};
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#endif // Guard
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