replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

[ELF] Sectionkey should also contain path. 

No change in functionality.

llvm-svn: 222309
This commit is contained in:
Shankar Easwaran 2014-11-19 03:51:41 +00:00
parent 4fdb6ec39b
commit e490f38a5b
1 changed files with 18 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
lld/lib/ReaderWriter/ELF/DefaultLayout.h
View File

@ -91,24 +91,26 @@ public:
// The sections are created using
// SectionName, contentPermissions
struct SectionKey {
SectionKey(StringRef name, DefinedAtom::ContentPermissions perm)
: _name(name), _perm(perm) {
}
SectionKey(StringRef name, DefinedAtom::ContentPermissions perm,
StringRef path)
: _name(name), _perm(perm), _path(path) {}
// Data members
StringRef _name;
DefinedAtom::ContentPermissions _perm;
StringRef _path;
};
struct SectionKeyHash {
int64_t operator()(const SectionKey &k) const {
return llvm::hash_combine(k._name, k._perm);
return llvm::hash_combine(k._name, k._perm, k._path);
}
};
struct SectionKeyEq {
bool operator()(const SectionKey &lhs, const SectionKey &rhs) const {
return ((lhs._name == rhs._name) && (lhs._perm == rhs._perm));
return ((lhs._name == rhs._name) && (lhs._perm == rhs._perm) &&
(lhs._path == rhs._path));
}
};
@ -178,9 +180,10 @@ public:
virtual StringRef getSectionName(const DefinedAtom *da) const;
/// \brief Gets or creates a section.
AtomSection<ELFT> *getSection(
StringRef name, int32_t contentType,
DefinedAtom::ContentPermissions contentPermissions);
AtomSection<ELFT> *
getSection(StringRef name, int32_t contentType,
DefinedAtom::ContentPermissions contentPermissions,
StringRef path);
/// \brief Gets the segment for a output section
virtual Layout::SegmentType getSegmentType(Section<ELFT> *section) const;
@ -533,10 +536,11 @@ AtomSection<ELFT> *DefaultLayout<ELFT>::createSection(
}
template <class ELFT>
AtomSection<ELFT> *DefaultLayout<ELFT>::getSection(
StringRef sectionName, int32_t contentType,
DefinedAtom::ContentPermissions permissions) {
const SectionKey sectionKey(sectionName, permissions);
AtomSection<ELFT> *
DefaultLayout<ELFT>::getSection(StringRef sectionName, int32_t contentType,
DefinedAtom::ContentPermissions permissions,
StringRef path) {
const SectionKey sectionKey(sectionName, permissions, path);
auto sec = _sectionMap.find(sectionKey);
if (sec != _sectionMap.end())
return sec->second;
@ -563,8 +567,8 @@ ErrorOr<const lld::AtomLayout &> DefaultLayout<ELFT>::addAtom(const Atom *atom)
const DefinedAtom::ContentType contentType = definedAtom->contentType();
StringRef sectionName = getSectionName(definedAtom);
AtomSection<ELFT> *section =
getSection(sectionName, contentType, permissions);
AtomSection<ELFT> *section = getSection(
sectionName, contentType, permissions, definedAtom->file().path());
// Add runtime relocations to the .rela section.
for (const auto &reloc : *definedAtom) {