src/gpu-compute/compute_unit.cc

57 #include "gpu-compute/wavefront.hh"
164     // Delete wavefront slots
283     // set the wavefront context to have a pointer to this section of the LDS
296     // is this the last wavefront in the workgroup
331     // calculate the number of 32-bit vector registers required by wavefront
338         // Check if this wavefront slot is available:
348             // reserve vector registers for the scheduled wavefront
484 //  Check if the current wavefront is blocked on additional resources.
494          * When a wavefront calls xact_cas_ld, it adds itself to a per address
497          * A wavefront is not blocked if: it is not in ANY per address queue or
728         Wavefront *wavefront M5_VAR_USED = retries.front().second;
730                 computeUnit->cu_id, wavefront->simdId, wavefront->wfSlotId,
751     pkt->req->setPC(gpuDynInst->wavefront()->pc());
1337     // get the wavefront associated with this translation request
1338     Wavefront *wavefront = sender_state->wavefront;
1348         computeUnit->fetchStage.fetch(pkt, wavefront);
1350         if (wavefront->dropFetch) {
1351             assert(wavefront->instructionBuffer.empty());
1352             wavefront->dropFetch = false;
1355         wavefront->pendingFetch = 0;
1408         .desc("The avg. number of vector ALU insts issued per-wavefront.")
1416         .desc("The avg. number of scalar ALU insts issued per-wavefront.")
1444               "accesses that resolve to LDS) per-wavefront.")
1453               "issued per-wavefront.")
1462               "issued per-wavefront.")
1471               "(excluding FLAT insts) per-wavefront.")
1480               "FLAT insts) per-wavefront.")
1488         .desc("The average number of scalar mem write insts per-wavefront.")
1496         .desc("The average number of scalar mem read insts per-wavefront.")
1560         // A wavefront can touch up to N pages per memory instruction where
1561         // N is equal to the wavefront size
1684             threadCyclesVALU += gpuDynInst->wavefront()->execMask().count();
1719         *page_stat_file << "page, wavefront accesses, workitem accesses" <<