rocm-systems/projects/rocshmem/tests/functional_tests/tester_arguments.cpp

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 * SPDX-License-Identifier: MIT
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#include "tester_arguments.hpp"

#include <cstdlib>
#include <iostream>
#include <rocshmem/rocshmem.hpp>

#include "tester.hpp"

using namespace rocshmem;

TesterArguments::TesterArguments(int argc, char *argv[]) {
  for (int i = 1; i < argc; i++) {
    std::string arg = argv[i];
    if (arg == "-t") {
      i++;
      num_threads = atoi(argv[i]);
    } else if (arg == "-w") {
      i++;
      num_wgs = atoi(argv[i]);
    } else if (arg == "-s") {
      i++;
      max_msg_size = atoll(argv[i]);
    } else if (arg == "-a") {
      i++;
      algorithm = atoi(argv[i]);
    } else if (arg == "-z") {
      i++;
      wg_size = atoi(argv[i]);
    } else if (arg == "-c") {
      i++;
      coal_coef = atoi(argv[i]);
    } else if (arg == "-o") {
      i++;
      op_type = atoi(argv[i]);
    } else if (arg == "-ta") {
      i++;
      thread_access = atoi(argv[i]);
    } else if (arg == "-x") {
      i++;
      shmem_context = atoi(argv[i]);
    } else if (arg == "-m") {
      int atomics_addr_mode = atoi(argv[i]);
      if(atomics_addr_mode >= static_cast<int>(AddrMode::PerGrid) &&
         atomics_addr_mode <= static_cast<int>(AddrMode::PerBlock)) {
         addr_mode = static_cast<AddrMode>(atomics_addr_mode);
      }
      i++;
    } else if (arg == "-n") {
      i++;
      loop = atoi(argv[i]);
      loop_large = loop;
    } else if (arg == "-nloop") {
      i++;
      loop = atoi(argv[i]);
    } else if (arg == "-nlarge") {
      i++;
      loop_large = atoi(argv[i]);
    } else if (arg == "-nskip") {
      i++;
      skip = atoi(argv[i]);
    } else {
      show_usage(argv[0]);
      exit(-1);
    }
  }

  TestType type = (TestType)algorithm;

  switch (type) {
    case AMO_FAddTestType:
    case AMO_AddTestType:
    case AMO_SetTestType:
    case AMO_SwapTestType:
    case AMO_FetchAndTestType:
    case AMO_AndTestType:
    case AMO_FetchOrTestType:
    case AMO_OrTestType:
    case AMO_FetchXorTestType:
    case AMO_XorTestType:
    case AMO_FCswapTestType:
    case AMO_CswapTestType:
    case AMO_FIncTestType:
    case AMO_IncTestType:
    case AMO_FetchTestType:
    case BarrierAllTestType:
    case WAVEBarrierAllTestType:
    case WGBarrierAllTestType:
    case TeamBarrierTestType:
    case TeamWAVEBarrierTestType:
    case TeamWGBarrierTestType:
    case BarrierAllOnStreamTestType:
    case SyncAllTestType:
    case WAVESyncAllTestType:
    case WGSyncAllTestType:
    case TeamSyncTestType:
    case SignalWaitUntilOnStreamTestType:
      min_msg_size = 8;
      max_msg_size = 8;
      break;
    case PingPongTestType:
    case ShmemPtrTestType:
      min_msg_size = 4;
      max_msg_size = 4;
      break;
    case RandomAccessTestType:
    case TeamAlltoallmemOnStreamTestType:
    case TeamBroadcastmemOnStreamTestType:
      min_msg_size = 4;
      break;
    case TeamFCollectTestType:
    case TeamAllToAllTestType:
    case TeamBroadcastTestType:
      min_msg_size = 8;
      break;
    case TeamCtxInfraTestType:
    case TeamCtxInfraTestSingleType:
    case TeamCtxInfraTestBlockType:
    case TeamCtxInfraTestOddEvenType:
      max_msg_size = min_msg_size;
      break;
    case PutNBIMRTestType:
      min_msg_size = max_msg_size;
      break;
    case PTestType:
    case GTestType:
      min_msg_size = 1;
      max_msg_size = 1;
      break;
    case FloodPutTestType:
    case FloodPutNBITestType:
    case FloodPTestType:
    case FloodGetTestType:
    case FloodGetNBITestType:
    case FloodGTestType:
      min_msg_size = max_msg_size = 8;
      break;
    default:
      break;
  }
}

void TesterArguments::show_usage(std::string executable_name) {
  std::cout << "Usage: " << executable_name << std::endl;
  std::cout << "\t-t <number of rocshmem service threads>\n";
  std::cout << "\t-w <number of workgroups>\n";
  std::cout << "\t-s <maximum message size (in bytes)>\n";
  std::cout << "\t-a <algorithm number to test>\n";
  std::cout << "\t-z <WorkGroup Size>\n";
  std::cout << "\t-c <Coalescing Coefficient>\n";
  std::cout << "\t-o <Operation type for the random_access test>\n";
  std::cout << "\t-ta <Number of Thread Accessing the communication>\n";
  std::cout << "\t-x <shmem context>\n";
  std::cout << "\t-m Atomics Address mode\n";
  std::cout << "\t-n Set both loop and loop_large count\n";
  std::cout << "\t-nloop Set loop count\n";
  std::cout << "\t-nlarge Set loop_large count\n";
  std::cout << "\t-nskip Set skip/warmup count\n";
}

void TesterArguments::get_arguments() {
  numprocs = rocshmem_n_pes();
  myid = rocshmem_my_pe();

  TestType type = (TestType)algorithm;
  // Check if test requires exactly 2 PEs
  // Tests that support arbitrary number of PEs are excluded
  bool requires_two_pes = true;
  switch (type) {
    // Collective/barrier tests - support any number of PEs
    case BarrierAllTestType:
    case WAVEBarrierAllTestType:
    case WGBarrierAllTestType:
    case SyncAllTestType:
    case WAVESyncAllTestType:
    case WGSyncAllTestType:
    case TeamSyncTestType:
    case TeamWAVESyncTestType:
    case TeamWGSyncTestType:
    case TeamAllToAllTestType:
    case TeamFCollectTestType:
    case TeamReductionTestType:
    case TeamBroadcastTestType:
    case PingAllTestType:
    case TeamBarrierTestType:
    case TeamWAVEBarrierTestType:
    case TeamWGBarrierTestType:
    case TeamCtxInfraTestBlockType:
    case TeamCtxInfraTestOddEvenType:
    // On-stream tests - support any number of PEs
    case TeamAlltoallmemOnStreamTestType:
    case BarrierAllOnStreamTestType:
    case TeamBroadcastmemOnStreamTestType:
    case GetmemOnStreamTestType:
    case PutmemOnStreamTestType:
    case PutmemSignalOnStreamTestType:
    case SignalWaitUntilOnStreamTestType:
    case FloodPutTestType:
    case FloodPutNBITestType:
    case FloodPTestType:
    case FloodGetTestType:
    case FloodGetNBITestType:
    case FloodGTestType:
      requires_two_pes = false;
      break;
    default:
      break;
  }

  if (requires_two_pes && numprocs != 2) {
    if (myid == 0) {
      std::cerr << "This test requires exactly two processes, we have "
                << numprocs << "\n";
    }
    exit(-1);
  }
}