From cb89d89d28f72a053b6a2adbb8c2f25d252b6b39 Mon Sep 17 00:00:00 2001
From: hashimsharif <hashim.sharif91@gmail.com>
Date: Sat, 16 May 2020 19:26:09 -0500
Subject: [PATCH] Added frequency update time to hpcm controller - config timer
---
.../tensor_runtime/src/hpvm-rt-controller.cpp | 31 ++++++++++++++-----
1 file changed, 23 insertions(+), 8 deletions(-)
diff --git a/llvm/projects/hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp b/llvm/projects/hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp
index 89968f2b09..813d77c46a 100644
--- a/llvm/projects/hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp
+++ b/llvm/projects/hpvm-tensor-rt/tensor_runtime/src/hpvm-rt-controller.cpp
@@ -41,6 +41,7 @@ void updateJetsonGPUFreq(int freq_level) {
unsigned long int readJetsonGPUFreq() {
FILE* cur_freq_file =
fopen("/sys/devices/17000000.gp10b/devfreq/17000000.gp10b/cur_freq", "r");
+// fopen("/sys/devices/17000000.gp10b/devfreq/17000000.gp10b/min_freq", "r");
if (cur_freq_file == NULL) {
printf("Could not open cur_freq file \n");
}
@@ -1370,15 +1371,22 @@ extern "C" void llvm_hpvm_invokeRtControl_ADJUST(
RC->findTargetConfiguration(target_speedup, SPEEDUP);
RC->pause_profiler();
+ std::pair<double, double> pinfo = RC->get_time_energy();
+ RC->reset_profiler();
+ RC->addToCurrentIterationControlTime(pinfo.first);
+ RC->addToCurrentIterationControlEnergy(pinfo.second);
+
//* *
//*Needed for the frequency variation experiment - not part of the control *
+ RC->resume_profiler();
RC->updateFrequency();
- //* */
+ RC->pause_profiler();
- std::pair<double, double> pinfo = RC->get_time_energy();
+ std::pair<double, double> pinfo2 = RC->get_time_energy();
RC->reset_profiler();
- RC->addToCurrentIterationControlTime(pinfo.first);
- RC->addToCurrentIterationControlEnergy(pinfo.second);
+ RC->addToCurrentIterationConfigTime(pinfo2.first);
+ RC->addToCurrentIterationConfigEnergy(pinfo2.second);
+ //* */
INFO(
"current iteration time = %f, current iteration energy = %f\n",
@@ -1407,15 +1415,22 @@ extern "C" void llvm_hpvm_invokeRtControl_ADJUST_PR(
RC->adjustTargetConfiguration(target_speedup);
RC->pause_profiler();
+ std::pair<double, double> pinfo = RC->get_time_energy();
+ RC->reset_profiler();
+ RC->addToCurrentIterationControlTime(pinfo.first);
+ RC->addToCurrentIterationControlEnergy(pinfo.second);
+
//* *
//*Needed for the frequency variation experiment - not part of the control *
+ RC->resume_profiler();
RC->updateFrequency();
- //* */
+ RC->pause_profiler();
- std::pair<double, double> pinfo = RC->get_time_energy();
+ std::pair<double, double> pinfo2 = RC->get_time_energy();
RC->reset_profiler();
- RC->addToCurrentIterationControlTime(pinfo.first);
- RC->addToCurrentIterationControlEnergy(pinfo.second);
+ RC->addToCurrentIterationConfigTime(pinfo2.first);
+ RC->addToCurrentIterationConfigEnergy(pinfo2.second);
+ //* */
INFO(
"current iteration time = %f, current iteration energy = %f\n",
--
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