1 files changed, 49 insertions, 0 deletions
diff --git a/contrib/llvm-project/clang/lib/CodeGen/MCDCState.h b/contrib/llvm-project/clang/lib/CodeGen/MCDCState.h
new file mode 100644
index 000000000000..e0dd28ff90ed
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+++ b/contrib/llvm-project/clang/lib/CodeGen/MCDCState.h
@@ -0,0 +1,49 @@
+//===---- MCDCState.h - Per-Function MC/DC state ----------------*- 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
+//
+//===----------------------------------------------------------------------===//
+//
+//  Per-Function MC/DC state for PGO
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H
+#define LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H
+
+#include "llvm/ADT/DenseMap.h"
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/ProfileData/Coverage/MCDCTypes.h"
+
+namespace clang {
+class Stmt;
+} // namespace clang
+
+namespace clang::CodeGen::MCDC {
+
+using namespace llvm::coverage::mcdc;
+
+/// Per-Function MC/DC state
+struct State {
+  unsigned BitmapBits = 0;
+
+  struct Decision {
+    unsigned BitmapIdx;
+    llvm::SmallVector<std::array<int, 2>> Indices;
+  };
+
+  llvm::DenseMap<const Stmt *, Decision> DecisionByStmt;
+
+  struct Branch {
+    ConditionID ID;
+    const Stmt *DecisionStmt;
+  };
+
+  llvm::DenseMap<const Stmt *, Branch> BranchByStmt;
+};
+
+} // namespace clang::CodeGen::MCDC
+
+#endif // LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H