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-rw-r--r--lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h125
1 files changed, 50 insertions, 75 deletions
diff --git a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h
index 3adf827..27db5cd 100644
--- a/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h
+++ b/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h
@@ -22,67 +22,43 @@ using namespace llvm;
namespace llvm {
namespace {
- // Helper for extensive error checking in debug builds.
- error_code Check(error_code Err) {
- if (Err) {
- report_fatal_error(Err.message());
- }
- return Err;
+// Helper for extensive error checking in debug builds.
+error_code Check(error_code Err) {
+ if (Err) {
+ report_fatal_error(Err.message());
}
+ return Err;
+}
} // end anonymous namespace
class RuntimeDyldELF : public RuntimeDyldImpl {
- void resolveRelocation(const SectionEntry &Section,
- uint64_t Offset,
- uint64_t Value,
- uint32_t Type,
- int64_t Addend,
- uint64_t SymOffset=0);
-
- void resolveX86_64Relocation(const SectionEntry &Section,
- uint64_t Offset,
- uint64_t Value,
- uint32_t Type,
- int64_t Addend,
+ void resolveRelocation(const SectionEntry &Section, uint64_t Offset,
+ uint64_t Value, uint32_t Type, int64_t Addend,
+ uint64_t SymOffset = 0);
+
+ void resolveX86_64Relocation(const SectionEntry &Section, uint64_t Offset,
+ uint64_t Value, uint32_t Type, int64_t Addend,
uint64_t SymOffset);
- void resolveX86Relocation(const SectionEntry &Section,
- uint64_t Offset,
- uint32_t Value,
- uint32_t Type,
- int32_t Addend);
-
- void resolveAArch64Relocation(const SectionEntry &Section,
- uint64_t Offset,
- uint64_t Value,
- uint32_t Type,
- int64_t Addend);
-
- void resolveARMRelocation(const SectionEntry &Section,
- uint64_t Offset,
- uint32_t Value,
- uint32_t Type,
- int32_t Addend);
-
- void resolveMIPSRelocation(const SectionEntry &Section,
- uint64_t Offset,
- uint32_t Value,
- uint32_t Type,
- int32_t Addend);
-
- void resolvePPC64Relocation(const SectionEntry &Section,
- uint64_t Offset,
- uint64_t Value,
- uint32_t Type,
- int64_t Addend);
-
- void resolveSystemZRelocation(const SectionEntry &Section,
- uint64_t Offset,
- uint64_t Value,
- uint32_t Type,
- int64_t Addend);
-
- unsigned getMaxStubSize() {
+ void resolveX86Relocation(const SectionEntry &Section, uint64_t Offset,
+ uint32_t Value, uint32_t Type, int32_t Addend);
+
+ void resolveAArch64Relocation(const SectionEntry &Section, uint64_t Offset,
+ uint64_t Value, uint32_t Type, int64_t Addend);
+
+ void resolveARMRelocation(const SectionEntry &Section, uint64_t Offset,
+ uint32_t Value, uint32_t Type, int32_t Addend);
+
+ void resolveMIPSRelocation(const SectionEntry &Section, uint64_t Offset,
+ uint32_t Value, uint32_t Type, int32_t Addend);
+
+ void resolvePPC64Relocation(const SectionEntry &Section, uint64_t Offset,
+ uint64_t Value, uint32_t Type, int64_t Addend);
+
+ void resolveSystemZRelocation(const SectionEntry &Section, uint64_t Offset,
+ uint64_t Value, uint32_t Type, int64_t Addend);
+
+ unsigned getMaxStubSize() override {
if (Arch == Triple::aarch64)
return 20; // movz; movk; movk; movk; br
if (Arch == Triple::arm || Arch == Triple::thumb)
@@ -99,7 +75,7 @@ class RuntimeDyldELF : public RuntimeDyldImpl {
return 0;
}
- unsigned getStubAlignment() {
+ unsigned getStubAlignment() override {
if (Arch == Triple::systemz)
return 8;
else
@@ -107,16 +83,15 @@ class RuntimeDyldELF : public RuntimeDyldImpl {
}
uint64_t findPPC64TOC() const;
- void findOPDEntrySection(ObjectImage &Obj,
- ObjSectionToIDMap &LocalSections,
+ void findOPDEntrySection(ObjectImage &Obj, ObjSectionToIDMap &LocalSections,
RelocationValueRef &Rel);
uint64_t findGOTEntry(uint64_t LoadAddr, uint64_t Offset);
size_t getGOTEntrySize();
- virtual void updateGOTEntries(StringRef Name, uint64_t Addr);
+ void updateGOTEntries(StringRef Name, uint64_t Addr) override;
- // Relocation entries for symbols whose position-independant offset is
+ // Relocation entries for symbols whose position-independent offset is
// updated in a global offset table.
typedef SmallVector<RelocationValueRef, 2> GOTRelocations;
GOTRelocations GOTEntries; // List of entries requiring finalization.
@@ -129,22 +104,22 @@ class RuntimeDyldELF : public RuntimeDyldImpl {
SmallVector<SID, 2> RegisteredEHFrameSections;
public:
- RuntimeDyldELF(RTDyldMemoryManager *mm) : RuntimeDyldImpl(mm)
- {}
-
- virtual void resolveRelocation(const RelocationEntry &RE, uint64_t Value);
- virtual void processRelocationRef(unsigned SectionID,
- RelocationRef RelI,
- ObjectImage &Obj,
- ObjSectionToIDMap &ObjSectionToID,
- const SymbolTableMap &Symbols,
- StubMap &Stubs);
- virtual bool isCompatibleFormat(const ObjectBuffer *Buffer) const;
- virtual ObjectImage *createObjectImage(ObjectBuffer *InputBuffer);
- virtual void registerEHFrames();
- virtual void deregisterEHFrames();
- virtual void finalizeLoad(ObjSectionToIDMap &SectionMap);
+ RuntimeDyldELF(RTDyldMemoryManager *mm) : RuntimeDyldImpl(mm) {}
+
+ void resolveRelocation(const RelocationEntry &RE, uint64_t Value) override;
+ relocation_iterator
+ processRelocationRef(unsigned SectionID, relocation_iterator RelI,
+ ObjectImage &Obj, ObjSectionToIDMap &ObjSectionToID,
+ const SymbolTableMap &Symbols, StubMap &Stubs) override;
+ bool isCompatibleFormat(const ObjectBuffer *Buffer) const override;
+ bool isCompatibleFile(const object::ObjectFile *Buffer) const override;
+ void registerEHFrames() override;
+ void deregisterEHFrames() override;
+ void finalizeLoad(ObjSectionToIDMap &SectionMap) override;
virtual ~RuntimeDyldELF();
+
+ static ObjectImage *createObjectImage(ObjectBuffer *InputBuffer);
+ static ObjectImage *createObjectImageFromFile(object::ObjectFile *Obj);
};
} // end namespace llvm
generated by cgit v1.1 at 2024-06-08 04:01:54 +0000