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Add support for the notion of "hidden" relocations. On MachO, these are relocation entries that are used as additional information for other, real relocations, rather than being relocations themselves.

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I'm not familiar enough with ELF or COFF to know if they should have any relocations marked hidden.

llvm-svn: 142961
This commit is contained in:
Owen Anderson
2011-10-25 20:35:53 +00:00
parent 3e3968e7aa
commit fa3e5200b8
4 changed files with 55 additions and 0 deletions
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9
llvm/tools/llvm-objdump/llvm-objdump.cpp
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@@ -301,9 +301,15 @@ static void DisassembleObject(const ObjectFile *Obj, bool InlineRelocs) {
// Print relocation for instruction.
while (rel_cur != rel_end) {
bool hidden = false;
uint64_t addr;
SmallString<16> name;
SmallString<32> val;
// If this relocation is hidden, skip it.
if (error(rel_cur->getHidden(hidden))) goto skip_print_rel;
if (hidden) goto skip_print_rel;
if (error(rel_cur->getAddress(addr))) goto skip_print_rel;
// Stop when rel_cur's address is past the current instruction.
if (addr >= Index + Size) break;
@@ -336,9 +342,12 @@ static void PrintRelocations(const ObjectFile *o) {
ri != re; ri.increment(ec)) {
if (error(ec)) return;
bool hidden;
uint64_t address;
SmallString<32> relocname;
SmallString<32> valuestr;
if (error(ri->getHidden(hidden))) continue;
if (hidden) continue;
if (error(ri->getTypeName(relocname))) continue;
if (error(ri->getAddress(address))) continue;
if (error(ri->getValueString(valuestr))) continue;