1 //===---- MCDCState.h - Per-Function MC/DC state ----------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // Per-Function MC/DC state for PGO 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H 14 #define LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H 15 16 #include "llvm/ADT/DenseMap.h" 17 #include "llvm/ADT/SmallVector.h" 18 #include "llvm/ProfileData/Coverage/MCDCTypes.h" 19 20 namespace clang { 21 class Stmt; 22 } // namespace clang 23 24 namespace clang::CodeGen::MCDC { 25 26 using namespace llvm::coverage::mcdc; 27 28 /// Per-Function MC/DC state 29 struct State { 30 unsigned BitmapBits = 0; 31 32 struct Decision { 33 unsigned BitmapIdx; 34 llvm::SmallVector<std::array<int, 2>> Indices; 35 }; 36 37 llvm::DenseMap<const Stmt *, Decision> DecisionByStmt; 38 39 struct Branch { 40 ConditionID ID; 41 const Stmt *DecisionStmt; 42 }; 43 44 llvm::DenseMap<const Stmt *, Branch> BranchByStmt; 45 }; 46 47 } // namespace clang::CodeGen::MCDC 48 49 #endif // LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H 50