6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-09-24 23:28:41 +00:00
Code Issues Projects Releases Wiki Activity

macho-dump: Add support for dumping relocation entries.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120216 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar
2010-11-27 13:39:48 +00:00
parent 2acadbddf6
commit 90e3e3a429
5 changed files with 76 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
lib/MC/MachObjectWriter.cpp
View File

@@ -177,13 +177,8 @@ class MachObjectWriter : public MCObjectWriter {
/// @name Relocation Data
/// @{
struct MachRelocationEntry {
uint32_t Word0;
uint32_t Word1;
};
llvm::DenseMap<const MCSectionData*,
std::vector<MachRelocationEntry> > Relocations;
std::vector<macho::RelocationEntry> > Relocations;
llvm::DenseMap<const MCSectionData*, unsigned> IndirectSymBase;
/// @}
@@ -551,7 +546,7 @@ public:
}
Type = macho::RIT_X86_64_Unsigned;
MachRelocationEntry MRE;
macho::RelocationEntry MRE;
MRE.Word0 = FixupOffset;
MRE.Word1 = ((Index << 0) |
(IsPCRel << 24) |
@@ -676,7 +671,7 @@ public:
FixedValue = Value;
// struct relocation_info (8 bytes)
MachRelocationEntry MRE;
macho::RelocationEntry MRE;
MRE.Word0 = FixupOffset;
MRE.Word1 = ((Index << 0) |
(IsPCRel << 24) |
@@ -726,7 +721,7 @@ public:
// Relocations are written out in reverse order, so the PAIR comes first.
if (Type == macho::RIT_Difference || Type == macho::RIT_LocalDifference) {
MachRelocationEntry MRE;
macho::RelocationEntry MRE;
MRE.Word0 = ((0 << 0) |
(macho::RIT_Pair << 24) |
(Log2Size << 28) |
@@ -736,7 +731,7 @@ public:
Relocations[Fragment->getParent()].push_back(MRE);
}
MachRelocationEntry MRE;
macho::RelocationEntry MRE;
MRE.Word0 = ((FixupOffset << 0) |
(Type << 24) |
(Log2Size << 28) |
@@ -781,7 +776,7 @@ public:
}
// struct relocation_info (8 bytes)
MachRelocationEntry MRE;
macho::RelocationEntry MRE;
MRE.Word0 = Value;
MRE.Word1 = ((Index << 0) |
(IsPCRel << 24) |
@@ -861,7 +856,7 @@ public:
}
// struct relocation_info (8 bytes)
MachRelocationEntry MRE;
macho::RelocationEntry MRE;
MRE.Word0 = FixupOffset;
MRE.Word1 = ((Index << 0) |
(IsPCRel << 24) |
@@ -1138,7 +1133,7 @@ public:
uint64_t RelocTableEnd = SectionDataStart + SectionDataFileSize;
for (MCAssembler::const_iterator it = Asm.begin(),
ie = Asm.end(); it != ie; ++it) {
std::vector<MachRelocationEntry> &Relocs = Relocations[it];
std::vector<macho::RelocationEntry> &Relocs = Relocations[it];
unsigned NumRelocs = Relocs.size();
uint64_t SectionStart = SectionDataStart + Layout.getSectionAddress(it);
WriteSection(Asm, Layout, *it, SectionStart, RelocTableEnd, NumRelocs);
@@ -1192,7 +1187,7 @@ public:
ie = Asm.end(); it != ie; ++it) {
// Write the section relocation entries, in reverse order to match 'as'
// (approximately, the exact algorithm is more complicated than this).
std::vector<MachRelocationEntry> &Relocs = Relocations[it];
std::vector<macho::RelocationEntry> &Relocs = Relocations[it];
for (unsigned i = 0, e = Relocs.size(); i != e; ++i) {
Write32(Relocs[e - i - 1].Word0);
Write32(Relocs[e - i - 1].Word1);