From 51da749c73cd0deb34cb7cde5763e93f924205cb Mon Sep 17 00:00:00 2001
From: Hashim Sharif <hsharif3@miranda.cs.illinois.edu>
Date: Mon, 5 Apr 2021 21:28:29 -0500
Subject: [PATCH] Removing more unused Runtime control policies (purely
 experimental)

---
 .../tensor_runtime/src/hpvm-rt-controller.cpp | 117 +-----------------
 1 file changed, 1 insertion(+), 116 deletions(-)

diff --git a/hpvm/projects/hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp b/hpvm/projects/hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp
index e7f801a197..3f41cd15df 100644
--- a/hpvm/projects/hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp
+++ b/hpvm/projects/hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp
@@ -1259,6 +1259,7 @@ float hpvm_rt_computeAccuracy3(uint32_t *labels, void *result_ptr) {
 }
 
 
+/* NOTE: This is the default config selection routine - it selects the first configuration in the config-file  */
 extern "C" void llvm_hpvm_invokeRtControl_BASE(void *result, const char *str,
                                                int start, int end) {
 
@@ -1390,120 +1391,4 @@ extern "C" void llvm_hpvm_invokeRtControl_ADJUST_PR(void *result,
   RC->end_iteration();
 }
 
-extern "C" void llvm_hpvm_invokeRtControl_SLOWDOWN(void *result,
-                                                   const char *str, int start,
-                                                   int end) {
 
-  uint32_t *labels_cached = hpvm_rt_readLabelsBatch_cached(str, start, end);
-  hpvm_rt_computeAccuracy3(labels_cached, result);
-
-  // Read stats for iteration that was just completed
-  double current_iteration_time = RC->getCurrentIterationComputeTime();
-  double current_iteration_energy = RC->getCurrentIterationComputeEnergy();
-
-  std::string prev_conf_name =
-      RC->getSpeedupConfigurations()[RC->getConfigurationIdx()]->name;
-
-  RC->resume_profiler();
-  float slowdown = RC->getSlowdowns()->getNextSlowdown();
-  RC->findTargetConfiguration(slowdown, SPEEDUP);
-  RC->pause_profiler();
-
-  std::pair<double, double> pinfo = RC->get_time_energy();
-  RC->reset_profiler();
-  RC->addToCurrentIterationControlTime(pinfo.first);
-  RC->addToCurrentIterationControlEnergy(pinfo.second);
-
-  std::string next_conf_name =
-      RC->getSpeedupConfigurations()[RC->getConfigurationIdx()]->name;
-  float next_conf_speedup =
-      RC->getSpeedupConfigurations()[RC->getConfigurationIdx()]->speedup;
-
-  INFO("current iteration time = %f, current iteration energy = %f\n",
-       current_iteration_time, current_iteration_energy);
-  INFO("slowdown (target speedup) = %f\n", slowdown);
-  INFO("Previous configuration: %s\n", prev_conf_name.c_str());
-  INFO("Swapping to next configuration: %s with speedup %f\n\n",
-       next_conf_name.c_str(), next_conf_speedup);
-
-  // Note the end of iteration
-  RC->end_iteration();
-}
-
-extern "C" void llvm_hpvm_invokeRtControl_SLOWDOWN_PR(void *result,
-                                                      const char *str,
-                                                      int start, int end) {
-
-  uint32_t *labels_cached = hpvm_rt_readLabelsBatch_cached(str, start, end);
-  hpvm_rt_computeAccuracy3(labels_cached, result);
-
-  // Read stats for iteration that was just completed
-  double current_iteration_time = RC->getCurrentIterationComputeTime();
-  double current_iteration_energy = RC->getCurrentIterationComputeEnergy();
-
-  std::string prev_conf_name =
-      RC->getSpeedupConfigurations()[RC->getConfigurationIdx()]->name;
-
-  RC->resume_profiler();
-  float slowdown = RC->getSlowdowns()->getNextSlowdown();
-  RC->findTargetConfiguration(slowdown, SPEEDUP);
-  RC->adjustTargetConfiguration(slowdown);
-  RC->pause_profiler();
-
-  std::pair<double, double> pinfo = RC->get_time_energy();
-  RC->reset_profiler();
-  RC->addToCurrentIterationControlTime(pinfo.first);
-  RC->addToCurrentIterationControlEnergy(pinfo.second);
-
-  std::string next_conf_name =
-      RC->getSpeedupConfigurations()[RC->getConfigurationIdx()]->name;
-  float next_conf_speedup =
-      RC->getSpeedupConfigurations()[RC->getConfigurationIdx()]->speedup;
-
-  INFO("current iteration time = %f, current iteration energy = %f\n",
-       current_iteration_time, current_iteration_energy);
-  INFO("slowdown (target speedup) = %f\n", slowdown);
-  INFO("Previous configuration: %s\n", prev_conf_name.c_str());
-  INFO("Swapping to next configuration: %s with speedup %f\n\n",
-       next_conf_name.c_str(), next_conf_speedup);
-
-  // Note the end of iteration
-  RC->end_iteration();
-}
-
-extern "C" void llvm_hpvm_invokeRtControl_RAND(void *result, const char *str,
-                                               int start, int end) {
-
-  uint32_t *labels_cached = hpvm_rt_readLabelsBatch_cached(str, start, end);
-  hpvm_rt_computeAccuracy3(labels_cached, result);
-
-  // Read stats for iteration that was just completed
-  double current_iteration_time = RC->getCurrentIterationComputeTime();
-  double current_iteration_energy = RC->getCurrentIterationComputeEnergy();
-
-  RC->resume_profiler();
-  RC->findTargetConfiguration(RC->getGoalSpeedup(), SPEEDUP);
-  RC->pause_profiler();
-
-  std::pair<double, double> pinfo = RC->get_time_energy();
-  RC->reset_profiler();
-  RC->addToCurrentIterationControlTime(pinfo.first);
-  RC->addToCurrentIterationControlEnergy(pinfo.second);
-
-  INFO("current iteration time = %f, current iteration energy = %f\n\n",
-       current_iteration_time, current_iteration_energy);
-
-  // Note the end of iteration
-  RC->end_iteration();
-}
-
-template <typename T>
-static void writeVectorToFile(const char *path, const std::vector<T> &vec) {
-
-  std::ofstream of(path, std::ofstream::out | std::ofstream::app);
-  if (!of.good())
-    ERROR("Cannot write to %s file", path);
-  for (float f : vec)
-    of << f << ' ';
-  of << '\n';
-}
-- 
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