1 | //===- MCDCTypes.h - Types related to MC/DC Coverage ------------*- 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 | // Types related to MC/DC Coverage. |
10 | // |
11 | //===----------------------------------------------------------------------===// |
12 | |
13 | #ifndef LLVM_PROFILEDATA_COVERAGE_MCDCTYPES_H |
14 | #define LLVM_PROFILEDATA_COVERAGE_MCDCTYPES_H |
15 | |
16 | #include <array> |
17 | #include <variant> |
18 | |
19 | namespace llvm::coverage::mcdc { |
20 | |
21 | /// The ID for MCDCBranch. |
22 | using ConditionID = unsigned int; |
23 | using ConditionIDs = std::array<ConditionID, 2>; |
24 | |
25 | struct DecisionParameters { |
26 | /// Byte Index of Bitmap Coverage Object for a Decision Region. |
27 | unsigned BitmapIdx; |
28 | |
29 | /// Number of Conditions used for a Decision Region. |
30 | unsigned NumConditions; |
31 | |
32 | DecisionParameters() = delete; |
33 | DecisionParameters(unsigned BitmapIdx, unsigned NumConditions) |
34 | : BitmapIdx(BitmapIdx), NumConditions(NumConditions) {} |
35 | }; |
36 | |
37 | struct BranchParameters { |
38 | /// IDs used to represent a branch region and other branch regions |
39 | /// evaluated based on True and False branches. |
40 | ConditionID ID; |
41 | ConditionIDs Conds; |
42 | |
43 | BranchParameters() = delete; |
44 | BranchParameters(ConditionID ID, const ConditionIDs &Conds) |
45 | : ID(ID), Conds(Conds) {} |
46 | }; |
47 | |
48 | /// The type of MC/DC-specific parameters. |
49 | using Parameters = |
50 | std::variant<std::monostate, DecisionParameters, BranchParameters>; |
51 | |
52 | } // namespace llvm::coverage::mcdc |
53 | |
54 | #endif // LLVM_PROFILEDATA_COVERAGE_MCDCTYPES_H |
55 | |