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DatabaseManager.cpp
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DatabaseManager.cpp
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/**********************************************************************
* Polly Scop Profiler Runtime
* Copyright (C) 2018 Dominik Adamski
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
***********************************************************************/
#include "DatabaseManager.h"
#include "DatabaseMutex.h"
#include <iostream>
#include <papi.h>
#include <sqlite3.h>
#include <sstream>
#include <stdarg.h>
#include <string.h>
#include <string>
using namespace std;
struct RecordDescription {
int64_t rowID;
bool found;
RecordDescription() : rowID{0}, found{false} {};
};
static int callback(void *id, int argc, char **argv, char **azColName) {
RecordDescription *c = (RecordDescription *)id;
c->rowID = atoi(argv[0]);
c->found = true;
return 0;
}
int64_t DatabaseManager::registerNewScop(uint64_t hashID, const char *name) {
DatabaseHandler Handler(DatabaseFileName);
int rc;
stringstream ss;
RecordDescription foundRecord;
ss << "SELECT id FROM general_info WHERE hash=" << hashID << " AND name = '"
<< name << "';";
string sqlCommandCount = ss.str();
ss.str("");
DatabaseMutex dbMutex(Handler.GetDatabasePtr());
dbMutex.Lock();
rc = sqlite3_exec(Handler.GetDatabasePtr(), sqlCommandCount.c_str(),
&callback, &foundRecord, nullptr);
if (rc)
return -1;
if (!foundRecord.found) {
ss << "INSERT INTO general_info(hash, name) VALUES ('" << hashID << "','"
<< name << "');" << endl;
ss << "SELECT id FROM general_info WHERE hash=" << hashID << " AND name = '"
<< name << "';";
string sqlCommandInsert = ss.str();
rc = sqlite3_exec(Handler.GetDatabasePtr(), sqlCommandInsert.c_str(),
&callback, &foundRecord, nullptr);
ss.str("");
}
if (rc)
return -1;
return foundRecord.rowID;
}
int64_t DatabaseManager::setScopParams(
int64_t generalInfoID, int64_t maxLoopDepth, int64_t instructionNumber,
int64_t memoryAccess, int64_t readMemoryAccess, int64_t indvarNumber,
int64_t sumOfCoeff, int64_t scopSize, int64_t sumOfOffsets,
uint64_t *upperPartScopID, uint64_t *lowerPartScopID) {
DatabaseHandler Handler(DatabaseFileName);
int rc;
unsigned char uuid[16];
for (int i = 0; i < 16; ++i) {
uuid[i] = (unsigned char)(rand() % 256);
}
uuid[7] = (uuid[6] & 0x0F) | 0x40;
uuid[8] = (uuid[8] & 0x3F) | 0x80;
stringstream ss;
RecordDescription foundRecord;
sqlite3_stmt *pStmt;
ss << "INSERT INTO scop_info(scop_id, general_info_id, max_loop_depth, "
"instruction_number, memory_access, read_memory_access, indvar_number, "
"scop_size, "
"sum_of_array_coeff, sum_of_array_offset) VALUES "
"(? , '"
<< generalInfoID << "','" << maxLoopDepth << "','" << instructionNumber
<< "','" << memoryAccess << "','" << readMemoryAccess << "','"
<< indvarNumber << "','" << scopSize << "','" << sumOfCoeff << "','"
<< sumOfOffsets << "');" << endl;
string sqlCommand = ss.str();
rc = sqlite3_prepare(Handler.GetDatabasePtr(), sqlCommand.c_str(), -1, &pStmt,
0);
if (rc) {
return -1;
}
rc = sqlite3_bind_blob(pStmt, 1, uuid, sizeof(char) * 16, SQLITE_STATIC);
if (rc) {
return -1;
}
rc = sqlite3_step(pStmt);
if (rc && rc != SQLITE_DONE) {
return -1;
}
sqlite3_finalize(pStmt);
memcpy(lowerPartScopID, &uuid[0], 8);
memcpy(upperPartScopID, &uuid[8], 8);
return 1;
}
int DatabaseManager::bindSqlStmtWithScopID(const string &sqlCommand,
DatabaseHandler &handler,
unsigned char (&uuid)[16]) {
int rc;
sqlite3_stmt *pStmt;
rc = sqlite3_prepare(handler.GetDatabasePtr(), sqlCommand.c_str(), -1, &pStmt,
0);
if (rc) {
return -1;
}
rc = sqlite3_bind_blob(pStmt, 1, uuid, sizeof(char) * 16, SQLITE_STATIC);
if (rc) {
return -1;
}
rc = sqlite3_step(pStmt);
if (rc && rc != SQLITE_DONE) {
return -1;
}
sqlite3_finalize(pStmt);
return 0;
}
int64_t DatabaseManager::setScopLoopsParams(
uint64_t upperPartScopID, uint64_t lowerPartScopID, int64_t loopsCount,
vector<int64_t> &loopsRange, vector<int64_t> &loopsDepth,
vector<int64_t> &loopsInstructionNumber) {
DatabaseHandler Handler(DatabaseFileName);
unsigned char uuid[16];
int rc;
RecordDescription foundRecord;
DatabaseMutex dbMutex(Handler.GetDatabasePtr());
dbMutex.Lock();
memcpy(&uuid[0], &lowerPartScopID, 8);
memcpy(&uuid[8], &upperPartScopID, 8);
for (int i = 0; i < loopsCount; ++i) {
stringstream ss;
ss << "INSERT INTO loops(scop_id, range, loop_depth, instruction_number) "
"VALUES (? ,'"
<< loopsRange[i] << "','" << loopsDepth[i] << "','"
<< loopsInstructionNumber[i] << "');" << endl;
if (bindSqlStmtWithScopID(ss.str(), Handler, uuid)) {
return -1;
}
}
return 1;
}
int64_t DatabaseManager::startScopProfiling(uint64_t upperPartScopID,
uint64_t lowerPartScopID) {
DatabaseHandler Handler(DatabaseFileName);
unsigned char uuid[16];
int rc;
RecordDescription foundRecord;
DatabaseMutex dbMutex(Handler.GetDatabasePtr());
dbMutex.Lock();
memcpy(&uuid[0], &lowerPartScopID, 8);
memcpy(&uuid[8], &upperPartScopID, 8);
const PAPI_hw_info_t *hwInfo = PAPI_get_hardware_info();
stringstream ss;
int memoryLevels = hwInfo->mem_hierarchy.levels;
ss << "INSERT INTO hardware_info("
"scop_id, ncpu,threads, cores, sockets, "
"nnodes,totalcpus,vendor,vendor_string,model,model_string,revision, "
"cpuid_family, cpuid_model, cpuid_stepping, cpu_max_mhz, cpu_min_mhz, "
"virtualized, virtual_vendor_string, "
"virtual_vendor_version,mhz,clock_mhz, memory_levels) "
"VALUES (?,'"
<< hwInfo->ncpu << "','" << hwInfo->threads << "','" << hwInfo->cores
<< "','" << hwInfo->sockets << "','" << hwInfo->nnodes << "','"
<< hwInfo->totalcpus << "','" << hwInfo->vendor << "','"
<< hwInfo->vendor_string << "','" << hwInfo->model << "','"
<< hwInfo->model_string << "','" << hwInfo->revision << "','"
<< hwInfo->cpuid_family << "','" << hwInfo->cpuid_model << "','"
<< hwInfo->cpuid_stepping << "','" << hwInfo->cpu_max_mhz << "','"
<< hwInfo->cpu_min_mhz << "','" << hwInfo->virtualized << "','"
<< hwInfo->virtual_vendor_string << "','" << hwInfo->virtual_vendor_version
<< "','" << hwInfo->mhz << "','" << hwInfo->clock_mhz << "','"
<< memoryLevels << "');";
if (bindSqlStmtWithScopID(ss.str(), Handler, uuid)) {
return -1;
}
int64_t hwInfoID = sqlite3_last_insert_rowid(Handler.GetDatabasePtr());
for (int i = 0; i < memoryLevels; ++i) {
for (int j = 0; j < PAPI_MH_MAX_LEVELS; ++j) {
stringstream ssCache;
stringstream ssTlb;
PAPI_mh_tlb_info_t tlbInfo = hwInfo->mem_hierarchy.level[i].tlb[j];
PAPI_mh_cache_info_t cacheInfo = hwInfo->mem_hierarchy.level[i].cache[j];
ssTlb << "INSERT INTO tlb_info (hw_info_id, level, type, num_entries, "
"page_size, associativity) VALUES ('"
<< hwInfoID << "','" << i << "','" << tlbInfo.type << "','"
<< tlbInfo.num_entries << "','" << tlbInfo.page_size << "','"
<< tlbInfo.associativity << "');";
string sqlCommandInsert = ssTlb.str();
rc = sqlite3_exec(Handler.GetDatabasePtr(), sqlCommandInsert.c_str(),
nullptr, nullptr, nullptr);
if (rc)
return -1;
ssCache << "INSERT INTO cache_info (hw_info_id, level, type, size, "
"line_size, num_lines, associativity) VALUES ('"
<< hwInfoID << "','" << i << "','" << cacheInfo.type << "','"
<< cacheInfo.size << "','" << cacheInfo.line_size << "','"
<< cacheInfo.num_lines << "','" << cacheInfo.associativity
<< "');";
sqlCommandInsert = ssCache.str();
rc = sqlite3_exec(Handler.GetDatabasePtr(), sqlCommandInsert.c_str(),
nullptr, nullptr, nullptr);
if (rc)
return -1;
}
}
return 0;
}