Mozilla/mozilla/js/tamarin/core/DynamicProfiler.cpp
gerv%gerv.net 0a3a70857a Bug 236613: fix formatting of MPL/LGPL/GPL tri-license.
git-svn-id: svn://10.0.0.236/trunk@220064 18797224-902f-48f8-a5cc-f745e15eee43
2007-02-13 18:05:02 +00:00

145 lines
4.9 KiB
C++

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is [Open Source Virtual Machine.].
*
* The Initial Developer of the Original Code is
* Adobe System Incorporated.
* Portions created by the Initial Developer are Copyright (C) 2004-2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Adobe AS3 Team
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "avmplus.h"
#ifdef AVMPLUS_PROFILE
namespace avmplus
{
DynamicProfiler::DynamicProfiler()
{
dprofile = false;
sprofile = false;
memset(counts2, 0, 256*sizeof(int));
memset(times, 0, 256*sizeof(uint64));
totalCount = 0;
lastOp = (AbcOpcode)0;
lastTime = 0;
}
void DynamicProfiler::dump(PrintWriter& console)
{
if (dprofile)
{
uint64 totalTime = 0;
for (int i=1; i < 256; i++) {
totalTime += times[i];
}
console << "total count=" << totalCount << " cycles=" << (double)totalTime;
if (totalCount != 0)
console << " avg CPI=" << (int)(totalTime/totalCount);
console << '\n';
uint64 gcoverhead = times[OP_sweep] + times[OP_mark] + times[OP_alloc] + times[OP_wb];
uint64 overhead = gcoverhead + times[OP_decode] + times[OP_verifypass] + times[OP_codegenop];
console << "user " << percent(100.0*(totalTime-overhead)/totalTime) << "%\n";
console << "gc " << percent(100.0*gcoverhead/totalTime) << "%\n";
console << "decoder " << percent(100.0*times[OP_decode]/totalTime) << "%\n";
console << "verifier " << percent(100.0*times[OP_verifyop]/totalTime) << "%\n";
if (times[OP_codegenop] != 0)
console << "codegen " << percent(100.0*times[OP_codegenop]/totalTime) << "%\n";
console << "count"
<< tabstop(11)
<< "cycles"
<< tabstop(25)
<< "%count"
<< tabstop(35)
<< "%time"
<< tabstop(45)
<< "CPI"
<< tabstop(55)
<< "opcode\n";
console << "-----"
<< tabstop(11)
<< "--------"
<< tabstop(25)
<< "-------"
<< tabstop(35)
<< "-------"
<< tabstop(45)
<< "---"
<< tabstop(55)
<< "------\n";
for (int i=1; i < 256; i++)
{
uint64 max = 0;
int k = 0;
// find highest time
for (int j=1; j < 256; j++)
if (times[j] > max)
max = times[k=j];
if (max != 0)
{
// print highest time then clear it
uint64 ticks = times[k];//(int)(times[i]*1000000/frequency);
console << counts2[k]
<< tabstop(11)
<< (double)ticks
<< tabstop(25)
<< percent(100.0*counts2[k]/totalCount)
<< tabstop(35)
<< percent(100.0*times[k]/totalTime)
<< tabstop(45)
<< (int)(ticks/counts2[k])
<< tabstop(55)
<< opNames[k]
<< '\n';
times[k] = 0;
counts2[k] = 0;
}
}
// TODO include MD instruction counts, and compute ratios
// console << "Register Allocator Ops Count\n";
// console << "-------------------------- -----\n";
// console << "add active O(1) " << CodegenMIR::addActiveCount << "\n";
// console << "register release O(1) " << CodegenMIR::registerReleaseCount << "\n";
// console << "expire O(1) " << CodegenMIR::expireCount << "\n";
// console << "remove free reg O(1) " << CodegenMIR::removeRegCount << "\n";
// console << "remove first free O(N) " << CodegenMIR::removeFreeCount << "\n";
// console << "remove last active O(N) " << CodegenMIR::removeLastActiveCount << "\n";
// console << "spill caller regs O(N) " << CodegenMIR::spillCallerRegistersCount << "\n";
// console << "flush caller actives O(N) " << CodegenMIR::flushCallerActivesCount << "\n";
}
}
}
#endif