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/********************* */
/*! \file portfolio_util.cpp
** \verbatim
** Top contributors (to current version):
** Tim King, Morgan Deters, Kshitij Bansal
** This file is part of the CVC4 project.
** Copyright (c) 2009-2019 by the authors listed in the file AUTHORS
** in the top-level source directory) and their institutional affiliations.
** All rights reserved. See the file COPYING in the top-level source
** directory for licensing information.\endverbatim
**
** \brief Code relevant only for portfolio builds
**/
#include "main/portfolio_util.h"
#include <unistd.h>
#include <cassert>
#include <vector>
#include "options/options.h"
using namespace std;
namespace CVC4 {
OptionsList::OptionsList() : d_options() {}
OptionsList::~OptionsList(){
for(std::vector<Options*>::iterator i = d_options.begin(),
iend = d_options.end(); i != iend; ++i)
{
Options* current = *i;
delete current;
}
d_options.clear();
}
void OptionsList::push_back_copy(const Options& opts) {
Options* copy = new Options;
copy->copyValues(opts);
d_options.push_back(copy);
}
Options& OptionsList::operator[](size_t position){
return *(d_options[position]);
}
const Options& OptionsList::operator[](size_t position) const {
return *(d_options[position]);
}
Options& OptionsList::back() {
return *(d_options.back());
}
size_t OptionsList::size() const {
return d_options.size();
}
void parseThreadSpecificOptions(OptionsList& threadOptions, const Options& opts)
{
unsigned numThreads = opts.getThreads();
for(unsigned i = 0; i < numThreads; ++i) {
threadOptions.push_back_copy(opts);
Options& tOpts = threadOptions.back();
// Set thread identifier
tOpts.setThreadId(i);
const std::vector<std::string>& optThreadArgvs = opts.getThreadArgv();
if(i < optThreadArgvs.size() && (! optThreadArgvs[i].empty())) {
// separate out the thread's individual configuration string
stringstream optidss;
optidss << "--thread" << i;
string optid = optidss.str();
int targc = 1;
char* tbuf = strdup(optThreadArgvs[i].c_str());
char* p = tbuf;
// string length is certainly an upper bound on size needed
char** targv = new char*[optThreadArgvs[i].size()];
char** vp = targv;
*vp++ = strdup(optid.c_str());
p = strtok(p, " ");
while(p != NULL) {
*vp++ = p;
++targc;
p = strtok(NULL, " ");
}
*vp++ = NULL;
if(targc > 1) { // this is necessary in case you do e.g. --thread0=" "
try {
Options::parseOptions(&tOpts, targc, targv);
} catch(OptionException& e) {
stringstream ss;
ss << optid << ": " << e.getMessage();
throw OptionException(ss.str());
}
if(tOpts.getThreads() != numThreads ||
tOpts.getThreadArgv() != opts.getThreadArgv()) {
stringstream ss;
ss << "not allowed to set thread options in " << optid << " !";
throw OptionException(ss.str());
}
}
free(targv[0]);
delete [] targv;
free(tbuf);
}
}
assert(numThreads >= 1); //do we need this?
}
void PortfolioLemmaOutputChannel::notifyNewLemma(Expr lemma) {
if(int(lemma.getNumChildren()) > Options::currentGetSharingFilterByLength()) {
return;
}
++cnt;
Trace("sharing") << d_tag << ": " << lemma << std::endl;
expr::pickle::Pickle pkl;
try {
d_pickler.toPickle(lemma, pkl);
d_sharedChannel->push(pkl);
if(Trace.isOn("showSharing") && Options::currentGetThreadId() == 0) {
(*(Options::currentGetOut()))
<< "thread #0: notifyNewLemma: " << lemma << std::endl;
}
} catch(expr::pickle::PicklingException& p){
Trace("sharing::blocked") << lemma << std::endl;
}
}
PortfolioLemmaInputChannel::PortfolioLemmaInputChannel(std::string tag,
SharedChannel<ChannelFormat>* c,
ExprManager* em,
VarMap& to,
VarMap& from)
: d_tag(tag), d_sharedChannel(c), d_pickler(em, to, from)
{}
bool PortfolioLemmaInputChannel::hasNewLemma(){
Debug("lemmaInputChannel") << d_tag << ": " << "hasNewLemma" << std::endl;
return !d_sharedChannel->empty();
}
Expr PortfolioLemmaInputChannel::getNewLemma() {
Debug("lemmaInputChannel") << d_tag << ": " << "getNewLemma" << std::endl;
expr::pickle::Pickle pkl = d_sharedChannel->pop();
Expr e = d_pickler.fromPickle(pkl);
if(Trace.isOn("showSharing") && Options::currentGetThreadId() == 0) {
(*Options::currentGetOut()) << "thread #0: getNewLemma: " << e << std::endl;
}
return e;
}
}/*CVC4 namespace */
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