xref: /freebsd-src/contrib/llvm-project/clang/lib/CodeGen/MCDCState.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
1*0fca6ea1SDimitry Andric //===---- MCDCState.h - Per-Function MC/DC state ----------------*- C++ -*-===//
2*0fca6ea1SDimitry Andric //
3*0fca6ea1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0fca6ea1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0fca6ea1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0fca6ea1SDimitry Andric //
7*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
8*0fca6ea1SDimitry Andric //
9*0fca6ea1SDimitry Andric //  Per-Function MC/DC state for PGO
10*0fca6ea1SDimitry Andric //
11*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
12*0fca6ea1SDimitry Andric 
13*0fca6ea1SDimitry Andric #ifndef LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H
14*0fca6ea1SDimitry Andric #define LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H
15*0fca6ea1SDimitry Andric 
16*0fca6ea1SDimitry Andric #include "llvm/ADT/DenseMap.h"
17*0fca6ea1SDimitry Andric #include "llvm/ADT/SmallVector.h"
18*0fca6ea1SDimitry Andric #include "llvm/ProfileData/Coverage/MCDCTypes.h"
19*0fca6ea1SDimitry Andric 
20*0fca6ea1SDimitry Andric namespace clang {
21*0fca6ea1SDimitry Andric class Stmt;
22*0fca6ea1SDimitry Andric } // namespace clang
23*0fca6ea1SDimitry Andric 
24*0fca6ea1SDimitry Andric namespace clang::CodeGen::MCDC {
25*0fca6ea1SDimitry Andric 
26*0fca6ea1SDimitry Andric using namespace llvm::coverage::mcdc;
27*0fca6ea1SDimitry Andric 
28*0fca6ea1SDimitry Andric /// Per-Function MC/DC state
29*0fca6ea1SDimitry Andric struct State {
30*0fca6ea1SDimitry Andric   unsigned BitmapBits = 0;
31*0fca6ea1SDimitry Andric 
32*0fca6ea1SDimitry Andric   struct Decision {
33*0fca6ea1SDimitry Andric     unsigned BitmapIdx;
34*0fca6ea1SDimitry Andric     llvm::SmallVector<std::array<int, 2>> Indices;
35*0fca6ea1SDimitry Andric   };
36*0fca6ea1SDimitry Andric 
37*0fca6ea1SDimitry Andric   llvm::DenseMap<const Stmt *, Decision> DecisionByStmt;
38*0fca6ea1SDimitry Andric 
39*0fca6ea1SDimitry Andric   struct Branch {
40*0fca6ea1SDimitry Andric     ConditionID ID;
41*0fca6ea1SDimitry Andric     const Stmt *DecisionStmt;
42*0fca6ea1SDimitry Andric   };
43*0fca6ea1SDimitry Andric 
44*0fca6ea1SDimitry Andric   llvm::DenseMap<const Stmt *, Branch> BranchByStmt;
45*0fca6ea1SDimitry Andric };
46*0fca6ea1SDimitry Andric 
47*0fca6ea1SDimitry Andric } // namespace clang::CodeGen::MCDC
48*0fca6ea1SDimitry Andric 
49*0fca6ea1SDimitry Andric #endif // LLVM_CLANG_LIB_CODEGEN_MCDCSTATE_H
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