Merge branch 'origin/pghafari/vdi-prototype' into lmoriche/amd-master

Change-Id: Id3b833d405596735becb3346f3b08c6da57033fe

rocclr/device/gpu/gpucounters.cpp

@@ -0,0 +1,81 @@
+//
+// Copyright (c) 2008 Advanced Micro Devices, Inc. All rights reserved.
+//
+
+#include "device/gpu/gpudefs.hpp"
+#include "device/gpu/gpucounters.hpp"
+#include "device/gpu/gpuvirtual.hpp"
+#include "query/PerformanceQueryObject.h"
+
+namespace gpu {
+
+CalCounterReference::~CalCounterReference() {
+  // The counter object is always associated with a particular queue,
+  // so we have to lock just this queue
+  amd::ScopedLock lock(gpu_.execution());
+
+  if (0 != counter_) {
+    gpu().cs()->destroyQuery(gslCounter());
+  }
+}
+
+bool CalCounterReference::growResultArray(uint index) {
+  if (results_ != NULL) {
+    delete[] results_;
+  }
+  results_ = new uint64_t[index + 1];
+  if (results_ == NULL) {
+    return false;
+  }
+  return true;
+}
+
+PerfCounter::~PerfCounter() {
+  if (calRef_ == NULL) {
+    return;
+  }
+
+  // Release the counter reference object
+  calRef_->release();
+}
+
+bool PerfCounter::create(CalCounterReference* calRef) {
+  assert(&gpu() == &calRef->gpu());
+
+  calRef_ = calRef;
+  counter_ = calRef->gslCounter();
+  index_ = calRef->retain() - 2;
+  calRef->growResultArray(index_);
+
+  // Initialize the counter
+  gslCounter()->getAsPerformanceQueryObject()->setCounterState(
+      info()->blockIndex_, info()->counterIndex_, info()->eventIndex_);
+
+  return true;
+}
+
+uint64_t PerfCounter::getInfo(uint64_t infoType) const {
+  switch (infoType) {
+    case CL_PERFCOUNTER_GPU_BLOCK_INDEX: {
+      // Return the GPU block index
+      return info()->blockIndex_;
+    }
+    case CL_PERFCOUNTER_GPU_COUNTER_INDEX: {
+      // Return the GPU counter index
+      return info()->counterIndex_;
+    }
+    case CL_PERFCOUNTER_GPU_EVENT_INDEX: {
+      // Return the GPU event index
+      return info()->eventIndex_;
+    }
+    case CL_PERFCOUNTER_DATA: {
+      gslCounter()->GetResult(gpu().cs(), reinterpret_cast<uint64*>(calRef_->results()));
+      return calRef_->results()[index_];
+    }
+    default:
+      LogError("Wrong PerfCounter::getInfo parameter");
+  }
+  return 0;
+}
+
+}  // namespace gpu