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592 lines
20 KiB
C++
592 lines
20 KiB
C++
#include "MatchBoxPC.h"
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//#define DEBUG_HANG_
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void processMatchedVerticesAndSendMessagesD(
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MilanLongInt NLVer,
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vector<MilanLongInt> &UChunkBeingProcessed,
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vector<MilanLongInt> &U,
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vector<MilanLongInt> &privateU,
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MilanLongInt StartIndex,
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MilanLongInt EndIndex,
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MilanLongInt *myCard,
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MilanLongInt *msgInd,
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MilanLongInt *NumMessagesBundled,
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MilanLongInt *SPtr,
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MilanLongInt *verLocPtr,
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MilanLongInt *verLocInd,
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MilanLongInt *verDistance,
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MilanLongInt *PCounter,
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vector<MilanLongInt> &Counter,
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MilanInt myRank,
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MilanInt numProcs,
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MilanLongInt *candidateMate,
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vector<MilanLongInt> &GMate,
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MilanLongInt *Mate,
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map<MilanLongInt, MilanLongInt> &Ghost2LocalMap,
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MilanReal *edgeLocWeight,
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vector<MilanLongInt> &QLocalVtx,
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vector<MilanLongInt> &QGhostVtx,
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vector<MilanLongInt> &QMsgType,
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vector<MilanInt> &QOwner,
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vector<MilanLongInt> &privateQLocalVtx,
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vector<MilanLongInt> &privateQGhostVtx,
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vector<MilanLongInt> &privateQMsgType,
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vector<MilanInt> &privateQOwner,
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MPI_Comm comm,
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MilanLongInt *msgActual,
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vector<MilanLongInt> &Message)
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{
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MilanLongInt initialSize = QLocalVtx.size();
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MilanLongInt adj1, adj2, adj11, adj12, k, k1, v = -1, w = -1, ghostOwner;
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int option;
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MilanLongInt mateVal;
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << "=========================************===============================" << endl;
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fflush(stdout);
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fflush(stdout);
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#endif
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#ifdef COUNT_LOCAL_VERTEX
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MilanLongInt localVertices = 0;
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#endif
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//#pragma omp parallel private(k, w, v, k1, adj1, adj2, adj11, adj12, ghostOwner, option) \
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firstprivate(Message, privateU, StartIndex, EndIndex, privateQLocalVtx, \
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privateQGhostVtx, privateQMsgType, privateQOwner, UChunkBeingProcessed) \
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default(shared) \
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num_threads(NUM_THREAD) \
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reduction(+ \
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: msgInd[:1], PCounter \
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[:numProcs], myCard \
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[:1], NumMessagesBundled \
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[:1], msgActual \
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[:1])
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{
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while (!U.empty()) {
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extractUChunk(UChunkBeingProcessed, U, privateU);
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for (MilanLongInt u : UChunkBeingProcessed) {
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")u: " << u;
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fflush(stdout);
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#endif
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if ((u >= StartIndex) && (u <= EndIndex)) { // Process Only the Local Vertices
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#ifdef COUNT_LOCAL_VERTEX
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localVertices++;
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#endif
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// Get the Adjacency list for u
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adj1 = verLocPtr[u - StartIndex]; // Pointer
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adj2 = verLocPtr[u - StartIndex + 1];
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for (k = adj1; k < adj2; k++) {
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option = -1;
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v = verLocInd[k];
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if ((v >= StartIndex) && (v <= EndIndex)) { // If Local Vertex:
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")v: " << v << " c(v)= " << candidateMate[v - StartIndex] << " Mate[v]: " << Mate[v];
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fflush(stdout);
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#endif
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#pragma omp atomic read
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mateVal = Mate[v - StartIndex];
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// If the current vertex is pointing to a matched vertex and is not matched
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if (mateVal < 0) {
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#pragma omp critical
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{
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#pragma omp atomic read
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mateVal = Mate[v - StartIndex];
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// If the current vertex is pointing to a matched vertex and is not matched
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if (mateVal < 0) {
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if (candidateMate[v - StartIndex] == u) {
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// Start: PARALLEL_PROCESS_EXPOSED_VERTEX_B(v)
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w = computeCandidateMateD(verLocPtr[v - StartIndex],
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verLocPtr[v - StartIndex + 1],
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edgeLocWeight, 0,
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verLocInd, StartIndex, EndIndex,
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GMate, Mate, Ghost2LocalMap);
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candidateMate[v - StartIndex] = w;
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")" << v << " Points to: " << w;
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fflush(stdout);
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#endif
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// If found a dominating edge:
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if (w >= 0) {
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if ((w < StartIndex) || (w > EndIndex)) { // A ghost
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")Sending a request message:";
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cout << "\n(" << myRank << ")Ghost is " << w << " Owner is: " << findOwnerOfGhost(w, verDistance, myRank, numProcs);
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#endif
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option = 2;
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if (candidateMate[NLVer + Ghost2LocalMap[w]] == v) {
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option = 1;
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Mate[v - StartIndex] = w; // v is a local vertex
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GMate[Ghost2LocalMap[w]] = v; // w is a ghost vertex
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} // End of if CandidateMate[w] = v
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} // End of if a Ghost Vertex
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else { // w is a local vertex
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if (candidateMate[w - StartIndex] == v) {
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option = 3;
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Mate[v - StartIndex] = w; // v is a local vertex
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Mate[w - StartIndex] = v; // w is a local vertex
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")MATCH: (" << v << "," << w << ") ";
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fflush(stdout);
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#endif
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} // End of if(CandidateMate(w) = v
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} // End of Else
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} // End of if(w >=0)
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else
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option = 4; // End of Else: w == -1
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// End: PARALLEL_PROCESS_EXPOSED_VERTEX_B(v)
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} // End of If (candidateMate[v-StartIndex] == u
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}
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} // End of task
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} // mateval < 0
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} // End of if ( (v >= StartIndex) && (v <= EndIndex) ) //If Local Vertex:
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else { // Neighbor is a ghost vertex
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#pragma omp critical
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{
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if (candidateMate[NLVer + Ghost2LocalMap[v]] == u)
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candidateMate[NLVer + Ghost2LocalMap[v]] = -1;
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if (v != Mate[u - StartIndex])
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option = 5; // u is local
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} // End of critical
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} // End of Else //A Ghost Vertex
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switch (option)
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{
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case -1:
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// No things to do
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break;
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case 1:
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// Found a dominating edge, it is a ghost and candidateMate[NLVer + Ghost2LocalMap[w]] == v
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privateU.push_back(v);
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privateU.push_back(w);
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(*myCard)++;
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")MATCH: (" << v << "," << w << ") ";
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fflush(stdout);
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#endif
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// Decrement the counter:
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PROCESS_CROSS_EDGE(&Counter[Ghost2LocalMap[w]], SPtr);
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case 2:
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// Found a dominating edge, it is a ghost
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ghostOwner = findOwnerOfGhost(w, verDistance, myRank, numProcs);
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// Build the Message Packet:
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// Message[0] = v; // LOCAL
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// Message[1] = w; // GHOST
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// Message[2] = REQUEST; // TYPE
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// Send a Request (Asynchronous)
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// MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
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(*msgActual)++;
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(*msgInd)++;
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privateQLocalVtx.push_back(v);
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privateQGhostVtx.push_back(w);
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privateQMsgType.push_back(REQUEST);
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privateQOwner.push_back(ghostOwner);
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break;
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case 3:
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privateU.push_back(v);
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privateU.push_back(w);
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(*myCard)++;
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break;
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case 4:
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// Could not find a dominating vertex
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adj11 = verLocPtr[v - StartIndex];
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adj12 = verLocPtr[v - StartIndex + 1];
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for (k1 = adj11; k1 < adj12; k1++) {
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w = verLocInd[k1];
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if ((w < StartIndex) || (w > EndIndex)) { // A ghost
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")Sending a failure message: ";
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cout << "\n(" << myRank << ")Ghost is " << w << " Owner is: " << findOwnerOfGhost(w, verDistance, myRank, numProcs);
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fflush(stdout);
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#endif
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ghostOwner = findOwnerOfGhost(w, verDistance, myRank, numProcs);
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// Build the Message Packet:
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// Message[0] = v; // LOCAL
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// Message[1] = w; // GHOST
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// Message[2] = FAILURE; // TYPE
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// Send a Request (Asynchronous)
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// MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
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(*msgActual)++;
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(*msgInd)++;
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privateQLocalVtx.push_back(v);
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privateQGhostVtx.push_back(w);
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privateQMsgType.push_back(FAILURE);
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privateQOwner.push_back(ghostOwner);
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} // End of if(GHOST)
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} // End of for loop
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break;
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case 5:
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default:
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")Sending a success message: ";
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cout << "\n(" << myRank << ")Ghost is " << v << " Owner is: " << findOwnerOfGhost(v, verDistance, myRank, numProcs) << "\n";
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fflush(stdout);
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#endif
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ghostOwner = findOwnerOfGhost(v, verDistance, myRank, numProcs);
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// Build the Message Packet:
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// Message[0] = u; // LOCAL
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// Message[1] = v; // GHOST
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// Message[2] = SUCCESS; // TYPE
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// Send a Request (Asynchronous)
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// MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
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(*msgActual)++;
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(*msgInd)++;
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privateQLocalVtx.push_back(u);
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privateQGhostVtx.push_back(v);
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privateQMsgType.push_back(SUCCESS);
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privateQOwner.push_back(ghostOwner);
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break;
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} // End of switch
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} // End of inner for
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}
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} // End of outer for
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queuesTransfer(U, privateU, QLocalVtx,
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QGhostVtx,
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QMsgType, QOwner, privateQLocalVtx,
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privateQGhostVtx,
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privateQMsgType,
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privateQOwner);
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} // End of while ( !U.empty() )
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#ifdef COUNT_LOCAL_VERTEX
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printf("Count local vertexes: %ld for thread %d of processor %d\n",
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localVertices, mp_get_thread_num(), myRank);
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#endif
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} // End of parallel region
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// Send the messages
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#ifdef DEBUG_HANG_
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cout << myRank<<" Sending: "<<QOwner.size()-initialSize<<" messages" <<endl;
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#endif
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for (int i = initialSize; i < QOwner.size(); i++) {
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Message[0] = QLocalVtx[i];
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Message[1] = QGhostVtx[i];
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Message[2] = QMsgType[i];
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ghostOwner = QOwner[i];
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//MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
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//cout << myRank<<" Sending to "<<ghostOwner<<endl;
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MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
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}
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#ifdef DEBUG_HANG_
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cout << myRank<<" Done sending messages"<<endl;
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#endif
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}
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void processMatchedVerticesAndSendMessagesS(
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MilanLongInt NLVer,
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vector<MilanLongInt> &UChunkBeingProcessed,
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vector<MilanLongInt> &U,
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vector<MilanLongInt> &privateU,
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MilanLongInt StartIndex,
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MilanLongInt EndIndex,
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MilanLongInt *myCard,
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MilanLongInt *msgInd,
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MilanLongInt *NumMessagesBundled,
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MilanLongInt *SPtr,
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MilanLongInt *verLocPtr,
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MilanLongInt *verLocInd,
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MilanLongInt *verDistance,
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MilanLongInt *PCounter,
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vector<MilanLongInt> &Counter,
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MilanInt myRank,
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MilanInt numProcs,
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MilanLongInt *candidateMate,
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vector<MilanLongInt> &GMate,
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MilanLongInt *Mate,
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map<MilanLongInt, MilanLongInt> &Ghost2LocalMap,
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MilanFloat *edgeLocWeight,
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vector<MilanLongInt> &QLocalVtx,
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vector<MilanLongInt> &QGhostVtx,
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vector<MilanLongInt> &QMsgType,
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vector<MilanInt> &QOwner,
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vector<MilanLongInt> &privateQLocalVtx,
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vector<MilanLongInt> &privateQGhostVtx,
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vector<MilanLongInt> &privateQMsgType,
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vector<MilanInt> &privateQOwner,
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MPI_Comm comm,
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MilanLongInt *msgActual,
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vector<MilanLongInt> &Message)
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{
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MilanLongInt initialSize = QLocalVtx.size();
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MilanLongInt adj1, adj2, adj11, adj12, k, k1, v = -1, w = -1, ghostOwner;
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int option;
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MilanLongInt mateVal;
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << "=========================************===============================" << endl;
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fflush(stdout);
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fflush(stdout);
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#endif
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#ifdef COUNT_LOCAL_VERTEX
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MilanLongInt localVertices = 0;
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#endif
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//#pragma omp parallel private(k, w, v, k1, adj1, adj2, adj11, adj12, ghostOwner, option) \
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firstprivate(Message, privateU, StartIndex, EndIndex, privateQLocalVtx, privateQGhostVtx,\
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privateQMsgType, privateQOwner, UChunkBeingProcessed) default(shared) \
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num_threads(NUM_THREAD) \
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reduction(+ \
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: msgInd[:1], PCounter \
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[:numProcs], myCard \
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[:1], NumMessagesBundled \
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[:1], msgActual \
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[:1])
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{
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while (!U.empty()) {
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extractUChunk(UChunkBeingProcessed, U, privateU);
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for (MilanLongInt u : UChunkBeingProcessed) {
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")u: " << u;
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fflush(stdout);
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#endif
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if ((u >= StartIndex) && (u <= EndIndex)) { // Process Only the Local Vertices
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#ifdef COUNT_LOCAL_VERTEX
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localVertices++;
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#endif
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// Get the Adjacency list for u
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adj1 = verLocPtr[u - StartIndex]; // Pointer
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adj2 = verLocPtr[u - StartIndex + 1];
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for (k = adj1; k < adj2; k++) {
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option = -1;
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v = verLocInd[k];
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if ((v >= StartIndex) && (v <= EndIndex)) { // If Local Vertex:
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")v: " << v << " c(v)= " << candidateMate[v - StartIndex] << " Mate[v]: " << Mate[v];
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fflush(stdout);
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#endif
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#pragma omp atomic read
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mateVal = Mate[v - StartIndex];
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// If the current vertex is pointing to a matched vertex and is not matched
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if (mateVal < 0) {
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#pragma omp critical
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{
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#pragma omp atomic read
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mateVal = Mate[v - StartIndex];
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// If the current vertex is pointing to a matched vertex and is not matched
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if (mateVal < 0) {
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if (candidateMate[v - StartIndex] == u) {
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// Start: PARALLEL_PROCESS_EXPOSED_VERTEX_B(v)
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w = computeCandidateMateS(verLocPtr[v - StartIndex],
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verLocPtr[v - StartIndex + 1],
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edgeLocWeight, 0,
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verLocInd, StartIndex, EndIndex,
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GMate, Mate, Ghost2LocalMap);
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candidateMate[v - StartIndex] = w;
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")" << v << " Points to: " << w;
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fflush(stdout);
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#endif
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// If found a dominating edge:
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if (w >= 0) {
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if ((w < StartIndex) || (w > EndIndex)) { // A ghost
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")Sending a request message:";
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cout << "\n(" << myRank << ")Ghost is " << w << " Owner is: " << findOwnerOfGhost(w, verDistance, myRank, numProcs);
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#endif
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option = 2;
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if (candidateMate[NLVer + Ghost2LocalMap[w]] == v) {
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option = 1;
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Mate[v - StartIndex] = w; // v is a local vertex
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GMate[Ghost2LocalMap[w]] = v; // w is a ghost vertex
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} // End of if CandidateMate[w] = v
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} // End of if a Ghost Vertex
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else { // w is a local vertex
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if (candidateMate[w - StartIndex] == v) {
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option = 3;
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Mate[v - StartIndex] = w; // v is a local vertex
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Mate[w - StartIndex] = v; // w is a local vertex
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#ifdef PRINT_DEBUG_INFO_
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cout << "\n(" << myRank << ")MATCH: (" << v << "," << w << ") ";
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fflush(stdout);
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#endif
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} // End of if(CandidateMate(w) = v
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} // End of Else
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} // End of if(w >=0)
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else
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option = 4; // End of Else: w == -1
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// End: PARALLEL_PROCESS_EXPOSED_VERTEX_B(v)
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} // End of If (candidateMate[v-StartIndex] == u
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}
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} // End of task
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} // mateval < 0
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} // End of if ( (v >= StartIndex) && (v <= EndIndex) ) //If Local Vertex:
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else { // Neighbor is a ghost vertex
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#pragma omp critical
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{
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if (candidateMate[NLVer + Ghost2LocalMap[v]] == u)
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candidateMate[NLVer + Ghost2LocalMap[v]] = -1;
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if (v != Mate[u - StartIndex])
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option = 5; // u is local
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} // End of critical
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} // End of Else //A Ghost Vertex
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switch (option)
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{
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case -1:
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// No things to do
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break;
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case 1:
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// Found a dominating edge, it is a ghost and candidateMate[NLVer + Ghost2LocalMap[w]] == v
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privateU.push_back(v);
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privateU.push_back(w);
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(*myCard)++;
|
|
#ifdef PRINT_DEBUG_INFO_
|
|
cout << "\n(" << myRank << ")MATCH: (" << v << "," << w << ") ";
|
|
fflush(stdout);
|
|
#endif
|
|
// Decrement the counter:
|
|
PROCESS_CROSS_EDGE(&Counter[Ghost2LocalMap[w]], SPtr);
|
|
case 2:
|
|
|
|
// Found a dominating edge, it is a ghost
|
|
ghostOwner = findOwnerOfGhost(w, verDistance, myRank, numProcs);
|
|
|
|
// Build the Message Packet:
|
|
// Message[0] = v; // LOCAL
|
|
// Message[1] = w; // GHOST
|
|
// Message[2] = REQUEST; // TYPE
|
|
// Send a Request (Asynchronous)
|
|
// MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
|
|
|
|
(*msgActual)++;
|
|
(*msgInd)++;
|
|
|
|
privateQLocalVtx.push_back(v);
|
|
privateQGhostVtx.push_back(w);
|
|
privateQMsgType.push_back(REQUEST);
|
|
privateQOwner.push_back(ghostOwner);
|
|
break;
|
|
case 3:
|
|
privateU.push_back(v);
|
|
privateU.push_back(w);
|
|
(*myCard)++;
|
|
break;
|
|
case 4:
|
|
// Could not find a dominating vertex
|
|
adj11 = verLocPtr[v - StartIndex];
|
|
adj12 = verLocPtr[v - StartIndex + 1];
|
|
for (k1 = adj11; k1 < adj12; k1++) {
|
|
w = verLocInd[k1];
|
|
if ((w < StartIndex) || (w > EndIndex)) { // A ghost
|
|
#ifdef PRINT_DEBUG_INFO_
|
|
cout << "\n(" << myRank << ")Sending a failure message: ";
|
|
cout << "\n(" << myRank << ")Ghost is " << w << " Owner is: " << findOwnerOfGhost(w, verDistance, myRank, numProcs);
|
|
fflush(stdout);
|
|
#endif
|
|
ghostOwner = findOwnerOfGhost(w, verDistance, myRank, numProcs);
|
|
// Build the Message Packet:
|
|
// Message[0] = v; // LOCAL
|
|
// Message[1] = w; // GHOST
|
|
// Message[2] = FAILURE; // TYPE
|
|
// Send a Request (Asynchronous)
|
|
// MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
|
|
|
|
(*msgActual)++;
|
|
(*msgInd)++;
|
|
privateQLocalVtx.push_back(v);
|
|
privateQGhostVtx.push_back(w);
|
|
privateQMsgType.push_back(FAILURE);
|
|
privateQOwner.push_back(ghostOwner);
|
|
|
|
} // End of if(GHOST)
|
|
} // End of for loop
|
|
break;
|
|
case 5:
|
|
default:
|
|
|
|
#ifdef PRINT_DEBUG_INFO_
|
|
cout << "\n(" << myRank << ")Sending a success message: ";
|
|
cout << "\n(" << myRank << ")Ghost is " << v << " Owner is: " << findOwnerOfGhost(v, verDistance, myRank, numProcs) << "\n";
|
|
fflush(stdout);
|
|
#endif
|
|
|
|
ghostOwner = findOwnerOfGhost(v, verDistance, myRank, numProcs);
|
|
// Build the Message Packet:
|
|
// Message[0] = u; // LOCAL
|
|
// Message[1] = v; // GHOST
|
|
// Message[2] = SUCCESS; // TYPE
|
|
// Send a Request (Asynchronous)
|
|
// MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
|
|
(*msgActual)++;
|
|
(*msgInd)++;
|
|
privateQLocalVtx.push_back(u);
|
|
privateQGhostVtx.push_back(v);
|
|
privateQMsgType.push_back(SUCCESS);
|
|
privateQOwner.push_back(ghostOwner);
|
|
|
|
break;
|
|
} // End of switch
|
|
} // End of inner for
|
|
}
|
|
} // End of outer for
|
|
|
|
queuesTransfer(U, privateU, QLocalVtx,
|
|
QGhostVtx,
|
|
QMsgType, QOwner, privateQLocalVtx,
|
|
privateQGhostVtx,
|
|
privateQMsgType,
|
|
privateQOwner);
|
|
|
|
} // End of while ( !U.empty() )
|
|
|
|
#ifdef COUNT_LOCAL_VERTEX
|
|
printf("Count local vertexes: %ld for thread %d of processor %d\n",
|
|
localVertices, mp_get_thread_num(), myRank);
|
|
#endif
|
|
} // End of parallel region
|
|
|
|
// Send the messages
|
|
#ifdef DEBUG_HANG_
|
|
cout << myRank<<" Sending: "<<QOwner.size()-initialSize<<" messages" <<endl;
|
|
#endif
|
|
for (int i = initialSize; i < QOwner.size(); i++) {
|
|
Message[0] = QLocalVtx[i];
|
|
Message[1] = QGhostVtx[i];
|
|
Message[2] = QMsgType[i];
|
|
ghostOwner = QOwner[i];
|
|
//MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
|
|
//cout << myRank<<" Sending to "<<ghostOwner<<endl;
|
|
MPI_Bsend(&Message[0], 3, TypeMap<MilanLongInt>(), ghostOwner, ComputeTag, comm);
|
|
}
|
|
#ifdef DEBUG_HANG_
|
|
cout << myRank<<" Done sending messages"<<endl;
|
|
#endif
|
|
}
|
|
|