LLVM  10.0.0svn
CodeViewYAMLTypeHashing.h
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1 //==- CodeViewYAMLTypeHashing.h - CodeView YAMLIO Type hashing ----*- 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 // This file defines classes for handling the YAML representation of CodeView
10 // Debug Info.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_OBJECTYAML_CODEVIEWYAMLTYPEHASHING_H
15 #define LLVM_OBJECTYAML_CODEVIEWYAMLTYPEHASHING_H
16 
17 #include "llvm/ADT/ArrayRef.h"
19 #include "llvm/ObjectYAML/YAML.h"
20 #include "llvm/Support/Allocator.h"
21 #include "llvm/Support/Error.h"
23 #include <cstdint>
24 #include <memory>
25 #include <vector>
26 
27 namespace llvm {
28 
29 namespace CodeViewYAML {
30 
31 struct GlobalHash {
32  GlobalHash() = default;
33  explicit GlobalHash(StringRef S) : Hash(S) {
34  assert(S.size() == 8 && "Invalid hash size!");
35  }
36  explicit GlobalHash(ArrayRef<uint8_t> S) : Hash(S) {
37  assert(S.size() == 8 && "Invalid hash size!");
38  }
40 };
41 
42 struct DebugHSection {
44  uint16_t Version;
45  uint16_t HashAlgorithm;
46  std::vector<GlobalHash> Hashes;
47 };
48 
51  BumpPtrAllocator &Alloc);
52 
53 } // end namespace CodeViewYAML
54 
55 } // end namespace llvm
56 
57 LLVM_YAML_DECLARE_MAPPING_TRAITS(CodeViewYAML::DebugHSection)
58 LLVM_YAML_DECLARE_SCALAR_TRAITS(CodeViewYAML::GlobalHash, QuotingType::None)
59 LLVM_YAML_IS_SEQUENCE_VECTOR(CodeViewYAML::GlobalHash)
60 
61 #endif // LLVM_OBJECTYAML_CODEVIEWYAMLTYPES_H
This class represents lattice values for constants.
Definition: AllocatorList.h:23
This file defines the MallocAllocator and BumpPtrAllocator interfaces.
ArrayRef< uint8_t > toDebugH(const DebugHSection &DebugH, BumpPtrAllocator &Alloc)
LLVM_NODISCARD size_t size() const
size - Get the string size.
Definition: StringRef.h:130
Allocate memory in an ever growing pool, as if by bump-pointer.
Definition: Allocator.h:140
size_t size() const
size - Get the array size.
Definition: ArrayRef.h:148
Specialized YAMLIO scalar type for representing a binary blob.
Definition: YAML.h:63
DebugHSection fromDebugH(ArrayRef< uint8_t > DebugH)
assert(ImpDefSCC.getReg()==AMDGPU::SCC &&ImpDefSCC.isDef())
StringRef - Represent a constant reference to a string, i.e.
Definition: StringRef.h:48