[llvm] [AMDGPU][NewInsertWaitcnt] Add Event Tracker (PR #226970)

[Pierre van Houtryve via llvm-commits]

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+//===- AMDGPUEventTrackingTest.cpp ------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "AMDGPUEventTracking.h"
+#include "AMDGPUUnitTests.h"
+#include "AMDGPUWaitcntUtils.h"
+#include "MCTargetDesc/AMDGPUMCTargetDesc.h"
+#include "llvm/CodeGen/MachineFunction.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+using namespace llvm::AMDGPU;
+using namespace llvm::AMDGPU::eventtracking;
+
+namespace {
+
+static constexpr unsigned CounterLimit = 12;
+
+// These are not accurate, they are simply for testing purposes.
+// We do not need to test every single counter accurately, that is the job
+// of the IR/MIR tests in tests/CodeGen/AMDGPU. We just need enough here
+// to validate that the EventTracker works.
+std::array<CounterInfo, 4> GFX12CounterInfos = {{
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Pierre-vh wrote:

done

https://github.com/llvm/llvm-project/pull/226970