[clang] [SSAF] Add data structures for summary data of a single TU (PR #176504)

[Jan Korous via cfe-commits]

https://github.com/jkorous-apple created https://github.com/llvm/llvm-project/pull/176504

None

>From ad135aa3ebadaea94e8aba49e33d83913e72226b Mon Sep 17 00:00:00 2001
From: Jan Korous <jkorous at apple.com>
Date: Fri, 16 Jan 2026 16:04:00 -0800
Subject: [PATCH] [SSAF] Add data structures for summary data of a single TU

---
 .../Analysis/Scalable/TUSummary/TUSummary.h   | 37 +++++++++++++++++++
 .../Scalable/TUSummary/TUSummaryData.h        | 33 +++++++++++++++++
 2 files changed, 70 insertions(+)
 create mode 100644 clang/include/clang/Analysis/Scalable/TUSummary/TUSummary.h
 create mode 100644 clang/include/clang/Analysis/Scalable/TUSummary/TUSummaryData.h

diff --git a/clang/include/clang/Analysis/Scalable/TUSummary/TUSummary.h b/clang/include/clang/Analysis/Scalable/TUSummary/TUSummary.h
new file mode 100644
index 0000000000000..6f59c63115dc8
--- /dev/null
+++ b/clang/include/clang/Analysis/Scalable/TUSummary/TUSummary.h
@@ -0,0 +1,37 @@
+//===- TUSummary.h ----------------------------------------------*- 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_ANALYSIS_SCALABLE_TUSUMMARY_TUSUMMARY_H
+#define LLVM_CLANG_ANALYSIS_SCALABLE_TUSUMMARY_TUSUMMARY_H
+
+#include "clang/Analysis/Scalable/Model/BuildNamespace.h"
+#include "clang/Analysis/Scalable/Model/EntityId.h"
+#include "clang/Analysis/Scalable/Model/EntityIdTable.h"
+#include "clang/Analysis/Scalable/Model/SummaryName.h"
+#include "clang/Analysis/Scalable/TUSummary/TUSummaryData.h"
+#include <map>
+#include <memory>
+
+namespace clang::ssaf {
+
+/// Data extracted for a given translation unit and for a given set of analyses.
+class TUSummary {
+  /// Identifies the translation unit.
+  BuildNamespace TUNamespace;
+  EntityIdTable IdTable;
+
+  std::map<SummaryName, std::map<EntityId, std::unique_ptr<TUSummaryData>>>
+      Data;
+
+public:
+  TUSummary(BuildNamespace TUNamespace) : TUNamespace(std::move(TUNamespace)) {}
+};
+
+} // namespace clang::ssaf
+
+#endif // LLVM_CLANG_ANALYSIS_SCALABLE_TUSUMMARY_TUSUMMARY_H
diff --git a/clang/include/clang/Analysis/Scalable/TUSummary/TUSummaryData.h b/clang/include/clang/Analysis/Scalable/TUSummary/TUSummaryData.h
new file mode 100644
index 0000000000000..57b28d5f25308
--- /dev/null
+++ b/clang/include/clang/Analysis/Scalable/TUSummary/TUSummaryData.h
@@ -0,0 +1,33 @@
+//===- TUSummaryData.h ------------------------------------------*- 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_ANALYSIS_SCALABLE_TUSUMMARY_TUSUMMARYDATA_H
+#define LLVM_CLANG_ANALYSIS_SCALABLE_TUSUMMARY_TUSUMMARYDATA_H
+
+#include "clang/Analysis/Scalable/Model/SummaryName.h"
+
+namespace clang::ssaf {
+
+/// Base class for analysis-specific summary data.
+class TUSummaryData {
+private:
+  /// Name of the summary.
+  SummaryName Summary;
+
+protected:
+  TUSummaryData(SummaryName Summary) : Summary(std::move(Summary)) {}
+
+public:
+  SummaryName getSummaryName() const { return Summary; }
+
+  virtual ~TUSummaryData() = default;
+};
+
+} // namespace clang::ssaf
+
+#endif // LLVM_CLANG_ANALYSIS_SCALABLE_TUSUMMARY_TUSUMMARYDATA_H