add template for ReduceNoiseAnalysis

lib/Analysis/ReduceNoiseAnalysis/BUILD

@@ -0,0 +1,10 @@
+cc_library(
+    name = "ReduceNoiseAnalysis",
+    srcs = ["ReduceNoiseAnalysis.cpp"],
+    hdrs = ["ReduceNoiseAnalysis.h"],
+    deps = [
+        "//lib/Dialect/Noisy",
+        "@llvm-project//llvm:Support",
+        "@llvm-project//mlir:IR",
+    ],
+)

lib/Analysis/ReduceNoiseAnalysis/ReduceNoiseAnalysis.cpp

@@ -0,0 +1,18 @@
+#include "lib/Analysis/ReduceNoiseAnalysis/ReduceNoiseAnalysis.h"
+
+#include <string>
+
+#include "llvm/include/llvm/ADT/DenseMap.h"             // from @llvm-project
+#include "llvm/include/llvm/ADT/TypeSwitch.h"           // from @llvm-project
+#include "mlir/include/mlir/IR/Operation.h"             // from @llvm-project
+#include "mlir/include/mlir/IR/Value.h"                 // from @llvm-project
+
+namespace mlir {
+namespace tutorial {
+
+ReduceNoiseAnalysis::ReduceNoiseAnalysis(Operation *op) {
+  // Implement analysis here
+}
+
+}  // namespace tutorial
+}  // namespace mlir

lib/Analysis/ReduceNoiseAnalysis/ReduceNoiseAnalysis.h

@@ -0,0 +1,29 @@
+#ifndef LIB_ANALYSIS_REDUCENOISEANALYSIS_REDUCENOISEANALYSIS_H_
+#define LIB_ANALYSIS_REDUCENOISEANALYSIS_REDUCENOISEANALYSIS_H_
+
+#include "llvm/include/llvm/ADT/DenseMap.h"  // from @llvm-project
+#include "mlir/include/mlir/IR/Operation.h"  // from @llvm-project
+#include "mlir/include/mlir/IR/Value.h"      // from @llvm-project
+
+namespace mlir {
+namespace tutorial {
+
+class ReduceNoiseAnalysis {
+ public:
+  ReduceNoiseAnalysis(Operation *op);
+  ~ReduceNoiseAnalysis() = default;
+
+  /// Return true if a reduce_noise op should be inserted after the given
+  /// operation, according to the solution to the optimization problem.
+  bool shouldInsertReduceNoise(Operation *op) const {
+    return solution.lookup(op);
+  }
+
+ private:
+  llvm::DenseMap<Operation *, bool> solution;
+};
+
+}  // namespace tutorial
+}  // namespace mlir
+
+#endif  // LIB_ANALYSIS_REDUCENOISEANALYSIS_REDUCENOISEANALYSIS_H_