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Add relocation iterators to the libObject C API.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143107 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2011-10-27 17:15:47 +00:00
parent bc1430a0a0
commit d8b0b915c5
2 changed files with 43 additions and 0 deletions
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20
include/llvm-c/Object.h
View File

@ -32,6 +32,7 @@ extern "C" {
typedef struct LLVMOpaqueObjectFile *LLVMObjectFileRef;
typedef struct LLVMOpaqueSectionIterator *LLVMSectionIteratorRef;
typedef struct LLVMOpaqueSymbolIterator *LLVMSymbolIteratorRef;
typedef struct LLVMOpaqueRelocationIterator *LLVMRelocationIteratorRef;
// ObjectFile creation
LLVMObjectFileRef LLVMCreateObjectFile(LLVMMemoryBufferRef MemBuf);
@ -61,6 +62,14 @@ uint64_t LLVMGetSectionAddress(LLVMSectionIteratorRef SI);
LLVMBool LLVMGetSectionContainsSymbol(LLVMSectionIteratorRef SI,
LLVMSymbolIteratorRef Sym);
// Section Relocation iterators
LLVMRelocationIteratorRef LLVMGetRelocations(LLVMSectionIteratorRef Section);
void LLVMDisposeRelocationIterator(LLVMRelocationIteratorRef RI);
LLVMBool LLVMIsRelocationIteratorAtEnd(LLVMSectionIteratorRef Section,
LLVMRelocationIteratorRef RI);
void LLVMMoveToNextRelocation(LLVMRelocationIteratorRef RI);
// SymbolRef accessors
const char *LLVMGetSymbolName(LLVMSymbolIteratorRef SI);
uint64_t LLVMGetSymbolAddress(LLVMSymbolIteratorRef SI);
@ -99,6 +108,17 @@ namespace llvm {
return reinterpret_cast<LLVMSymbolIteratorRef>
(const_cast<symbol_iterator*>(SI));
}
inline relocation_iterator *unwrap(LLVMRelocationIteratorRef SI) {
return reinterpret_cast<relocation_iterator*>(SI);
}
inline LLVMRelocationIteratorRef
wrap(const relocation_iterator *SI) {
return reinterpret_cast<LLVMRelocationIteratorRef>
(const_cast<relocation_iterator*>(SI));
}
}
}

23
lib/Object/Object.cpp
View File

@ -112,6 +112,29 @@ LLVMBool LLVMGetSectionContainsSymbol(LLVMSectionIteratorRef SI,
return ret;
}
// Section Relocation iterators
LLVMRelocationIteratorRef LLVMGetRelocations(LLVMSectionIteratorRef Section) {
relocation_iterator SI = (*unwrap(Section))->begin_relocations();
return wrap(new relocation_iterator(SI));
}
void LLVMDisposeRelocationIterator(LLVMRelocationIteratorRef SI) {
delete unwrap(SI);
}
LLVMBool LLVMIsRelocationIteratorAtEnd(LLVMSectionIteratorRef Section,
LLVMRelocationIteratorRef SI) {
return (*unwrap(SI) == (*unwrap(Section))->end_relocations()) ? 1 : 0;
}
void LLVMMoveToNextRelocation(LLVMRelocationIteratorRef SI) {
error_code ec;
unwrap(SI)->increment(ec);
if (ec) report_fatal_error("LLVMMoveToNextRelocation failed: " +
ec.message());
}
// SymbolRef accessors
const char *LLVMGetSymbolName(LLVMSymbolIteratorRef SI) {
StringRef ret;