2009-04-18 19:00:33 +02:00
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/* Copyright (C) 2009 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. 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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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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2009-04-18 19:51:05 +02:00
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/*
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* GPG3-style hierarchical profiler
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2006-04-24 01:14:18 +02:00
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*/
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#include "precompiled.h"
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#include "Profile.h"
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#include "ProfileViewer.h"
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2007-01-21 04:33:52 +01:00
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#include "lib/timer.h"
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2006-04-24 01:14:18 +02:00
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2008-02-25 22:19:52 +01:00
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#if OS_WIN
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2008-06-30 19:34:18 +02:00
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#include "lib/sysdep/os/win/wdbg_heap.h"
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2008-02-25 22:19:52 +01:00
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#endif
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2007-06-23 19:14:00 +02:00
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#if defined(__GLIBC__) && !defined(NDEBUG)
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2007-06-15 19:03:26 +02:00
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# define GLIBC_MALLOC_HOOK
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# include <malloc.h>
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# include "ThreadUtil.h"
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#endif
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2006-04-24 01:14:18 +02:00
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///////////////////////////////////////////////////////////////////////////////////////////////
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// CProfileNodeTable
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/**
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* Class CProfileNodeTable: Implement ProfileViewer's AbstractProfileTable
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* interface in order to display profiling data in-game.
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*/
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class CProfileNodeTable : public AbstractProfileTable
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{
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public:
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CProfileNodeTable(CProfileNode* n);
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virtual ~CProfileNodeTable();
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// Implementation of AbstractProfileTable interface
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virtual CStr GetName();
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virtual CStr GetTitle();
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virtual size_t GetNumberRows();
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virtual const std::vector<ProfileColumn>& GetColumns();
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virtual CStr GetCellText(size_t row, size_t col);
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virtual AbstractProfileTable* GetChild(size_t row);
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virtual bool IsHighlightRow(size_t row);
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private:
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/**
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* struct ColumnDescription: The only purpose of this helper structure
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* is to provide the global constructor that sets up the column
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* description.
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*/
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struct ColumnDescription
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{
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std::vector<ProfileColumn> columns;
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ColumnDescription()
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{
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columns.push_back(ProfileColumn("Name", 230));
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columns.push_back(ProfileColumn("calls/frame", 100));
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columns.push_back(ProfileColumn("msec/frame", 100));
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columns.push_back(ProfileColumn("%/frame", 100));
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columns.push_back(ProfileColumn("%/parent", 100));
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2007-01-21 04:33:52 +01:00
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columns.push_back(ProfileColumn("mem allocs", 100));
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2006-04-24 01:14:18 +02:00
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}
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};
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/// The node represented by this table
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CProfileNode* node;
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/// Columns description (shared by all instances)
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static ColumnDescription columnDescription;
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};
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CProfileNodeTable::ColumnDescription CProfileNodeTable::columnDescription;
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// Constructor/Destructor
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CProfileNodeTable::CProfileNodeTable(CProfileNode* n)
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{
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node = n;
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}
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CProfileNodeTable::~CProfileNodeTable()
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{
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}
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// Short name (= name of profile node)
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CStr CProfileNodeTable::GetName()
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{
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return node->GetName();
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}
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// Title (= explanatory text plus time totals)
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CStr CProfileNodeTable::GetTitle()
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{
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char buf[512];
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snprintf(buf, sizeof(buf), "Profiling Information for: %s (Time in node: %.3f msec/frame)", node->GetName(), node->GetFrameTime() * 1000.0f );
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2006-09-28 22:41:12 +02:00
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buf[sizeof(buf)-1] = '\0';
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2006-04-24 01:14:18 +02:00
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return buf;
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}
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// Total number of children
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size_t CProfileNodeTable::GetNumberRows()
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{
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return node->GetChildren()->size() + node->GetScriptChildren()->size() + 1;
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}
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// Column description
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const std::vector<ProfileColumn>& CProfileNodeTable::GetColumns()
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{
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return columnDescription.columns;
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}
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// Retrieve cell text
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CStr CProfileNodeTable::GetCellText(size_t row, size_t col)
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{
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CProfileNode* child;
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size_t nrchildren = node->GetChildren()->size();
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size_t nrscriptchildren = node->GetScriptChildren()->size();
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2007-01-21 04:33:52 +01:00
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char buf[256] = "?";
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2006-04-24 01:14:18 +02:00
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if (row < nrchildren)
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child = (*node->GetChildren())[row];
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else if (row < nrchildren + nrscriptchildren)
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child = (*node->GetScriptChildren())[row - nrchildren];
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else if (row > nrchildren + nrscriptchildren)
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return "!bad row!";
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else
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{
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// "unlogged" row
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if (col == 0)
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return "unlogged";
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else if (col == 1)
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return "";
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float unlogged = node->GetFrameTime();
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2007-01-21 04:33:52 +01:00
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long unlogged_mallocs = node->GetFrameMallocs();
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2006-04-24 01:14:18 +02:00
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CProfileNode::const_profile_iterator it;
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2007-01-21 04:33:52 +01:00
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for (it = node->GetChildren()->begin(); it != node->GetChildren()->end(); ++it)
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{
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2006-04-24 01:14:18 +02:00
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unlogged -= (*it)->GetFrameTime();
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2007-01-21 04:33:52 +01:00
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unlogged_mallocs -= (*it)->GetFrameMallocs();
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}
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for (it = node->GetScriptChildren()->begin(); it != node->GetScriptChildren()->end(); ++it)
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{
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2006-04-24 01:14:18 +02:00
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unlogged -= (*it)->GetFrameTime();
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2007-01-21 04:33:52 +01:00
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unlogged_mallocs -= (*it)->GetFrameMallocs();
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}
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2006-04-24 01:14:18 +02:00
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if (col == 2)
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snprintf(buf, sizeof(buf), "%.3f", unlogged * 1000.0f);
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else if (col == 3)
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snprintf(buf, sizeof(buf), "%.1f", unlogged / g_Profiler.GetRoot()->GetFrameTime());
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2007-01-21 04:33:52 +01:00
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else if (col == 4)
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2006-04-24 01:14:18 +02:00
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snprintf(buf, sizeof(buf), "%.1f", unlogged * 100.0f / g_Profiler.GetRoot()->GetFrameTime());
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2007-01-21 04:33:52 +01:00
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else if (col == 5)
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2007-02-25 22:11:57 +01:00
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snprintf(buf, sizeof(buf), "%ld", unlogged_mallocs);
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2006-09-28 22:41:12 +02:00
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buf[sizeof(buf)-1] = '\0';
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2006-04-24 01:14:18 +02:00
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return CStr(buf);
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}
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switch(col)
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{
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default:
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case 0:
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return child->GetName();
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case 1:
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#ifdef PROFILE_AMORTIZE
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snprintf(buf, sizeof(buf), "%.3f", child->GetFrameCalls());
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#else
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snprintf(buf, sizeof(buf), "%d", child->GetFrameCalls());
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#endif
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2006-09-28 22:41:12 +02:00
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break;
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2006-04-24 01:14:18 +02:00
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case 2:
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snprintf(buf, sizeof(buf), "%.3f", child->GetFrameTime() * 1000.0f);
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2006-09-28 22:41:12 +02:00
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break;
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2006-04-24 01:14:18 +02:00
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case 3:
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snprintf(buf, sizeof(buf), "%.1f", child->GetFrameTime() * 100.0 / g_Profiler.GetRoot()->GetFrameTime());
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2006-09-28 22:41:12 +02:00
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break;
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2006-04-24 01:14:18 +02:00
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case 4:
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snprintf(buf, sizeof(buf), "%.1f", child->GetFrameTime() * 100.0 / node->GetFrameTime());
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2006-09-28 22:41:12 +02:00
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break;
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2007-01-21 04:33:52 +01:00
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case 5:
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2007-02-25 22:11:57 +01:00
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snprintf(buf, sizeof(buf), "%ld", child->GetFrameMallocs());
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2007-01-21 04:33:52 +01:00
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break;
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2006-04-24 01:14:18 +02:00
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}
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2006-09-28 22:41:12 +02:00
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buf[sizeof(buf)-1] = '\0';
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return CStr(buf);
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2006-04-24 01:14:18 +02:00
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}
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// Return a pointer to the child table if the child node is expandable
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AbstractProfileTable* CProfileNodeTable::GetChild(size_t row)
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{
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CProfileNode* child;
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size_t nrchildren = node->GetChildren()->size();
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size_t nrscriptchildren = node->GetScriptChildren()->size();
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if (row < nrchildren)
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child = (*node->GetChildren())[row];
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else if (row < nrchildren + nrscriptchildren)
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child = (*node->GetScriptChildren())[row - nrchildren];
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else
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return 0;
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if (child->CanExpand())
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return child->display_table;
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return 0;
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}
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// Highlight all script nodes
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bool CProfileNodeTable::IsHighlightRow(size_t row)
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{
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size_t nrchildren = node->GetChildren()->size();
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size_t nrscriptchildren = node->GetScriptChildren()->size();
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return (row >= nrchildren && row < (nrchildren + nrscriptchildren));
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}
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///////////////////////////////////////////////////////////////////////////////////////////////
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// CProfileNode implementation
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// Note: As with the GPG profiler, name is assumed to be a pointer to a constant string; only pointer equality is checked.
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CProfileNode::CProfileNode( const char* _name, CProfileNode* _parent )
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{
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name = _name;
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recursion = 0;
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2007-01-21 04:33:52 +01:00
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Reset();
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2006-04-24 01:14:18 +02:00
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parent = _parent;
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display_table = new CProfileNodeTable(this);
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Reset();
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}
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CProfileNode::~CProfileNode()
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{
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profile_iterator it;
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for( it = children.begin(); it != children.end(); it++ )
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delete( *it );
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for( it = script_children.begin(); it != script_children.end(); it++ )
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delete( *it );
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delete display_table;
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}
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const CProfileNode* CProfileNode::GetChild( const char* childName ) const
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{
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const_profile_iterator it;
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for( it = children.begin(); it != children.end(); it++ )
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if( (*it)->name == childName )
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return( *it );
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return( NULL );
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}
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const CProfileNode* CProfileNode::GetScriptChild( const char* childName ) const
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{
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const_profile_iterator it;
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for( it = script_children.begin(); it != script_children.end(); it++ )
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if( (*it)->name == childName )
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return( *it );
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return( NULL );
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}
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CProfileNode* CProfileNode::GetChild( const char* childName )
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{
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profile_iterator it;
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for( it = children.begin(); it != children.end(); it++ )
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if( (*it)->name == childName )
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return( *it );
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CProfileNode* newNode = new CProfileNode( childName, this );
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children.push_back( newNode );
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return( newNode );
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}
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CProfileNode* CProfileNode::GetScriptChild( const char* childName )
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{
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profile_iterator it;
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for( it = script_children.begin(); it != script_children.end(); it++ )
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if( (*it)->name == childName )
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return( *it );
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CProfileNode* newNode = new CProfileNode( childName, this );
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script_children.push_back( newNode );
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return( newNode );
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}
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bool CProfileNode::CanExpand()
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{
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return( !( children.empty() && script_children.empty() ) );
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}
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void CProfileNode::Reset()
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{
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calls_total = 0;
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calls_frame_current = 0;
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#ifdef PROFILE_AMORTIZE
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int i;
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for( i = 0; i < PROFILE_AMORTIZE_FRAMES; i++ )
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{
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calls_frame_buffer[i] = 0;
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time_frame_buffer[i] = 0.0;
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}
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calls_frame_last = calls_frame_buffer;
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calls_frame_amortized = 0.0f;
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#else
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calls_frame_last = 0;
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#endif
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2007-01-21 04:33:52 +01:00
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2006-04-24 01:14:18 +02:00
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time_total = 0.0;
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time_frame_current = 0.0;
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#ifdef PROFILE_AMORTIZE
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time_frame_last = time_frame_buffer;
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time_frame_amortized = 0.0;
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#else
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time_frame_last = 0.0;
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#endif
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2007-01-21 04:33:52 +01:00
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mallocs_total = 0;
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mallocs_frame_current = 0;
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mallocs_frame_last = 0;
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2006-04-24 01:14:18 +02:00
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profile_iterator it;
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for( it = children.begin(); it != children.end(); it++ )
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(*it)->Reset();
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for( it = script_children.begin(); it != script_children.end(); it++ )
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(*it)->Reset();
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}
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void CProfileNode::Frame()
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|
|
|
{
|
|
|
|
calls_total += calls_frame_current;
|
|
|
|
time_total += time_frame_current;
|
2007-01-21 04:33:52 +01:00
|
|
|
mallocs_total += mallocs_frame_current;
|
2006-04-24 01:14:18 +02:00
|
|
|
|
|
|
|
#ifdef PROFILE_AMORTIZE
|
|
|
|
calls_frame_amortized -= *calls_frame_last;
|
|
|
|
*calls_frame_last = calls_frame_current;
|
|
|
|
calls_frame_amortized += calls_frame_current;
|
|
|
|
time_frame_amortized -= *time_frame_last;
|
|
|
|
*time_frame_last = time_frame_current;
|
|
|
|
time_frame_amortized += time_frame_current;
|
|
|
|
if( ++calls_frame_last == ( calls_frame_buffer + PROFILE_AMORTIZE_FRAMES ) )
|
|
|
|
calls_frame_last = calls_frame_buffer;
|
|
|
|
if( ++time_frame_last == ( time_frame_buffer + PROFILE_AMORTIZE_FRAMES ) )
|
|
|
|
time_frame_last = time_frame_buffer;
|
|
|
|
#else
|
|
|
|
calls_frame_last = calls_frame_current;
|
|
|
|
time_frame_last = time_frame_current;
|
|
|
|
#endif
|
2007-01-21 04:33:52 +01:00
|
|
|
mallocs_frame_last = mallocs_frame_current;
|
2006-04-24 01:14:18 +02:00
|
|
|
|
|
|
|
calls_frame_current = 0;
|
|
|
|
time_frame_current = 0.0;
|
2007-01-21 04:33:52 +01:00
|
|
|
mallocs_frame_current = 0;
|
2006-04-24 01:14:18 +02:00
|
|
|
|
|
|
|
profile_iterator it;
|
|
|
|
for( it = children.begin(); it != children.end(); it++ )
|
|
|
|
(*it)->Frame();
|
|
|
|
for( it = script_children.begin(); it != script_children.end(); it++ )
|
|
|
|
(*it)->Frame();
|
|
|
|
}
|
|
|
|
|
2007-06-15 19:03:26 +02:00
|
|
|
// TODO: these should probably only count allocations that occur in the thread being profiled
|
2008-02-25 22:19:52 +01:00
|
|
|
#if OS_WIN
|
2008-01-12 22:08:11 +01:00
|
|
|
static void alloc_hook_initialize()
|
|
|
|
{
|
|
|
|
}
|
2007-01-21 04:33:52 +01:00
|
|
|
static long get_memory_alloc_count()
|
|
|
|
{
|
2008-02-25 22:19:52 +01:00
|
|
|
return (long)wdbg_heap_NumberOfAllocations();
|
2007-06-15 19:03:26 +02:00
|
|
|
}
|
|
|
|
#elif defined(GLIBC_MALLOC_HOOK)
|
|
|
|
// Set up malloc hooks to count allocations - see
|
|
|
|
// http://www.gnu.org/software/libc/manual/html_node/Hooks-for-Malloc.html
|
|
|
|
static int malloc_count = 0;
|
|
|
|
static void *(*old_malloc_hook) (size_t, const void*);
|
|
|
|
static CMutex malloc_mutex;
|
2008-04-15 15:49:08 +02:00
|
|
|
static void *malloc_hook(size_t size, const void* UNUSED(caller))
|
2007-06-15 19:03:26 +02:00
|
|
|
{
|
|
|
|
// TODO: this is totally not nicely thread-safe - glibc's hook system seems to
|
|
|
|
// not make threading easy, and I don't want to think too hard, so this is
|
|
|
|
// just all put inside a lock.
|
|
|
|
CScopeLock lock(malloc_mutex);
|
|
|
|
|
|
|
|
++malloc_count;
|
|
|
|
__malloc_hook = old_malloc_hook;
|
|
|
|
void* result = malloc(size);
|
|
|
|
old_malloc_hook = __malloc_hook;
|
|
|
|
__malloc_hook = malloc_hook;
|
|
|
|
return result;
|
|
|
|
}
|
2008-01-12 22:08:11 +01:00
|
|
|
static void alloc_hook_initialize()
|
2007-06-15 19:03:26 +02:00
|
|
|
{
|
|
|
|
CScopeLock lock(malloc_mutex);
|
|
|
|
|
|
|
|
old_malloc_hook = __malloc_hook;
|
|
|
|
__malloc_hook = malloc_hook;
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
It would be nice to do:
|
|
|
|
__attribute__ ((visibility ("default"))) void (*__malloc_initialize_hook)() = malloc_initialize_hook;
|
|
|
|
except that doesn't seem to work in practice, since something (?) resets the
|
|
|
|
hook to NULL some time while loading the game, after we've set it here - so
|
|
|
|
we just call malloc_initialize_hook once inside CProfileManager::Frame instead
|
|
|
|
and hope nobody deletes our hook after that.
|
|
|
|
*/
|
|
|
|
static long get_memory_alloc_count()
|
|
|
|
{
|
|
|
|
return malloc_count;
|
|
|
|
}
|
2007-01-21 04:33:52 +01:00
|
|
|
#else
|
2008-01-12 22:08:11 +01:00
|
|
|
static void alloc_hook_initialize()
|
|
|
|
{
|
|
|
|
}
|
2007-06-15 19:03:26 +02:00
|
|
|
static long get_memory_alloc_count()
|
|
|
|
{
|
2007-03-01 19:52:53 +01:00
|
|
|
// TODO: don't show this column of data when we don't have sensible values
|
|
|
|
// to display.
|
2007-01-21 04:33:52 +01:00
|
|
|
return 0;
|
|
|
|
}
|
2007-06-15 19:03:26 +02:00
|
|
|
#endif
|
2007-01-21 04:33:52 +01:00
|
|
|
|
2006-04-24 01:14:18 +02:00
|
|
|
void CProfileNode::Call()
|
|
|
|
{
|
|
|
|
calls_frame_current++;
|
|
|
|
if( recursion++ == 0 )
|
2007-01-21 04:33:52 +01:00
|
|
|
{
|
2008-01-07 21:03:19 +01:00
|
|
|
start = timer_Time();
|
2007-01-21 04:33:52 +01:00
|
|
|
start_mallocs = get_memory_alloc_count();
|
|
|
|
}
|
2006-04-24 01:14:18 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
bool CProfileNode::Return()
|
|
|
|
{
|
|
|
|
if( !parent ) return( false );
|
|
|
|
|
|
|
|
if( ( --recursion == 0 ) && ( calls_frame_current != 0 ) )
|
2007-01-21 04:33:52 +01:00
|
|
|
{
|
2008-01-07 21:03:19 +01:00
|
|
|
time_frame_current += ( timer_Time() - start );
|
2007-01-21 04:33:52 +01:00
|
|
|
mallocs_frame_current += ( get_memory_alloc_count() - start_mallocs );
|
|
|
|
}
|
2006-04-24 01:14:18 +02:00
|
|
|
return( recursion == 0 );
|
|
|
|
}
|
|
|
|
|
|
|
|
void CProfileNode::ScriptingInit()
|
|
|
|
{
|
|
|
|
AddProperty( L"name", (IJSObject::GetFn)&CProfileNode::JS_GetName );
|
|
|
|
/*
|
|
|
|
AddReadOnlyClassProperty( L"callsTotal", &CProfileNode::calls_total );
|
|
|
|
AddReadOnlyClassProperty( L"callsPerFrame", &CProfileNode::calls_frame_last );
|
|
|
|
AddReadOnlyClassProperty( L"timeTotal", &CProfileNode::time_total );
|
|
|
|
AddReadOnlyClassProperty( L"timePerFrame", &CProfileNode::time_frame_last );
|
|
|
|
*/
|
|
|
|
CJSObject<CProfileNode, true>::ScriptingInit( "ProfilerNode" );
|
|
|
|
}
|
|
|
|
|
|
|
|
CProfileManager::CProfileManager()
|
|
|
|
{
|
|
|
|
root = new CProfileNode( "root", NULL );
|
|
|
|
current = root;
|
|
|
|
frame_start = 0.0;
|
2007-06-15 19:03:26 +02:00
|
|
|
frame_start_mallocs = 0;
|
2006-04-24 01:14:18 +02:00
|
|
|
g_ProfileViewer.AddRootTable(root->display_table);
|
|
|
|
}
|
|
|
|
|
|
|
|
CProfileManager::~CProfileManager()
|
|
|
|
{
|
|
|
|
std::map<CStr8, const char*>::iterator it;
|
|
|
|
for( it = m_internedStrings.begin(); it != m_internedStrings.end(); it++ )
|
|
|
|
delete[]( it->second );
|
|
|
|
|
|
|
|
delete( root );
|
|
|
|
}
|
|
|
|
|
|
|
|
void CProfileManager::Start( const char* name )
|
|
|
|
{
|
|
|
|
if( name != current->GetName() )
|
|
|
|
current = current->GetChild( name );
|
|
|
|
current->Call();
|
|
|
|
}
|
|
|
|
|
|
|
|
void CProfileManager::StartScript( const char* name )
|
|
|
|
{
|
|
|
|
if( name != current->GetName() )
|
|
|
|
current = current->GetScriptChild( name );
|
|
|
|
current->Call();
|
|
|
|
}
|
|
|
|
|
2007-03-01 19:52:53 +01:00
|
|
|
const char* CProfileManager::InternString( const CStr8& intern )
|
2006-04-24 01:14:18 +02:00
|
|
|
{
|
|
|
|
std::map<CStr8, const char*>::iterator it = m_internedStrings.find( intern );
|
|
|
|
if( it != m_internedStrings.end() )
|
|
|
|
return( it->second );
|
|
|
|
|
|
|
|
size_t length = intern.length();
|
|
|
|
char* data = new char[length + 1];
|
|
|
|
strcpy( data, intern.c_str() );
|
|
|
|
data[length] = 0;
|
|
|
|
m_internedStrings.insert( std::pair<CStr8, const char*>( intern, data ) );
|
|
|
|
return( data );
|
|
|
|
}
|
|
|
|
|
|
|
|
void CProfileManager::Stop()
|
|
|
|
{
|
|
|
|
if( current->Return() )
|
|
|
|
current = current->GetParent();
|
|
|
|
}
|
|
|
|
|
|
|
|
void CProfileManager::Reset()
|
|
|
|
{
|
|
|
|
root->Reset();
|
2008-01-07 21:03:19 +01:00
|
|
|
start = frame_start = timer_Time();
|
2007-06-15 19:03:26 +02:00
|
|
|
start_mallocs = frame_start_mallocs = get_memory_alloc_count();
|
2006-04-24 01:14:18 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
void CProfileManager::Frame()
|
|
|
|
{
|
2008-01-12 22:08:11 +01:00
|
|
|
ONCE(alloc_hook_initialize());
|
2007-06-15 19:03:26 +02:00
|
|
|
|
2008-01-07 21:03:19 +01:00
|
|
|
root->time_frame_current = ( timer_Time() - frame_start );
|
2007-06-15 19:03:26 +02:00
|
|
|
root->mallocs_frame_current = ( get_memory_alloc_count() - frame_start_mallocs );
|
2006-04-24 01:14:18 +02:00
|
|
|
root->Frame();
|
|
|
|
|
2008-01-07 21:03:19 +01:00
|
|
|
frame_start = timer_Time();
|
2007-06-15 19:03:26 +02:00
|
|
|
frame_start_mallocs = get_memory_alloc_count();
|
2006-04-24 01:14:18 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
void CProfileManager::StructuralReset()
|
|
|
|
{
|
|
|
|
delete( root );
|
|
|
|
root = new CProfileNode( "root", NULL );
|
|
|
|
current = root;
|
|
|
|
g_ProfileViewer.AddRootTable(root->display_table);
|
|
|
|
}
|