cpu/minor/fetch1.cc

118     /* Select thread via policy. */
150     /* Reference the currently used thread state. */
151     Fetch1ThreadInfo &thread = fetchInfo[tid];
156     Addr aligned_pc = thread.pc.instAddr() & ~((Addr) lineSnap - 1);
162         thread.streamSeqNum, thread.predictionSeqNum,
165     FetchRequestPtr request = new FetchRequest(*this, request_id, thread.pc);
169         request_id, aligned_pc, thread.pc, line_offset, request_size);
175         thread.pc.instAddr());
201     Addr pc_low_bits = thread.pc.instAddr() &
204     thread.pc.set(aligned_pc + request_size + pc_low_bits);
206     thread.pc.set(aligned_pc + request_size);
491     Fetch1ThreadInfo &thread = fetchInfo[branch.threadId];
499             if (thread.wakeupGuard) {
504                 thread.state = FetchWaitingForPC;
510         thread.state = FetchHalted;
514         thread.state = FetchRunning;
517     thread.pc = branch.target;
523     Fetch1ThreadInfo &thread = fetchInfo[branch.threadId];
527         thread.streamSeqNum, branch.newStreamSeqNum,
528         thread.predictionSeqNum, branch.newPredictionSeqNum);
531     thread.streamSeqNum = branch.newStreamSeqNum;
535     thread.predictionSeqNum = branch.newPredictionSeqNum;
542     Fetch1ThreadInfo &thread = fetchInfo[response->id.threadId];
563         thread.state = Fetch1::FetchWaitingForPC;
584     /** Are both branches from later stages valid and for the same thread? */
588         Fetch1ThreadInfo &thread = fetchInfo[execute_branch.threadId];
593             if (thread.state == FetchHalted) {
606         } else if (thread.state != FetchHalted && fetch2_branch.isStreamChange()) {
611             if (fetch2_branch.newStreamSeqNum != thread.streamSeqNum) {
649             DPRINTF(Fetch, "Fetching from thread %d\n", fetch_tid);
651             /* Generate fetch to selected thread */
708     for (auto& thread : fetchInfo) {
709         thread.wakeupGuard = false;
717     Fetch1ThreadInfo &thread = fetchInfo[tid];
718     thread.pc = thread_ctx->pcState();
719     thread.state = FetchRunning;
720     thread.wakeupGuard = true;
732         Fetch1ThreadInfo &thread = fetchInfo[tid];
735                 thread.state == FetchHalted,
739         drained = drained && (thread.state != FetchRunning);
753     Fetch1ThreadInfo &thread = fetch.fetchInfo[id.threadId];
757         (id.streamSeqNum != thread.streamSeqNum ||
758         id.predictionSeqNum != thread.predictionSeqNum);
766     const Fetch1ThreadInfo &thread = fetchInfo[0];
770     if (thread.blocked)
776         " streamSeqNum=%d lines=%s\n", thread.state, icacheState,
778         thread.streamSeqNum, data.str());