#include "X86ELFWriterInfo.h"
#include "X86Relocations.h"
#include "llvm/Function.h"
+#include "llvm/Support/ELF.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetMachine.h"
// Implementation of the X86ELFWriterInfo class
//===----------------------------------------------------------------------===//
-X86ELFWriterInfo::X86ELFWriterInfo(TargetMachine &TM)
- : TargetELFWriterInfo(TM) {
- bool is64Bit = TM.getTargetData()->getPointerSizeInBits() == 64;
+X86ELFWriterInfo::X86ELFWriterInfo(bool is64Bit_, bool isLittleEndian_)
+ : TargetELFWriterInfo(is64Bit_, isLittleEndian_) {
EMachine = is64Bit ? EM_X86_64 : EM_386;
}
if (is64Bit) {
switch(MachineRelTy) {
case X86::reloc_pcrel_word:
- return R_X86_64_PC32;
+ return ELF::R_X86_64_PC32;
case X86::reloc_absolute_word:
- return R_X86_64_32;
+ return ELF::R_X86_64_32;
case X86::reloc_absolute_word_sext:
- return R_X86_64_32S;
+ return ELF::R_X86_64_32S;
case X86::reloc_absolute_dword:
- return R_X86_64_64;
+ return ELF::R_X86_64_64;
case X86::reloc_picrel_word:
default:
llvm_unreachable("unknown x86_64 machine relocation type");
} else {
switch(MachineRelTy) {
case X86::reloc_pcrel_word:
- return R_386_PC32;
+ return ELF::R_386_PC32;
case X86::reloc_absolute_word:
- return R_386_32;
+ return ELF::R_386_32;
case X86::reloc_absolute_word_sext:
case X86::reloc_absolute_dword:
case X86::reloc_picrel_word:
long int Modifier) const {
if (is64Bit) {
switch(RelTy) {
- case R_X86_64_PC32: return Modifier - 4;
- case R_X86_64_32:
- case R_X86_64_32S:
- case R_X86_64_64:
+ case ELF::R_X86_64_PC32: return Modifier - 4;
+ case ELF::R_X86_64_32:
+ case ELF::R_X86_64_32S:
+ case ELF::R_X86_64_64:
return Modifier;
default:
llvm_unreachable("unknown x86_64 relocation type");
}
} else {
switch(RelTy) {
- case R_386_PC32: return Modifier - 4;
- case R_386_32: return Modifier;
+ case ELF::R_386_PC32: return Modifier - 4;
+ case ELF::R_386_32: return Modifier;
default:
llvm_unreachable("unknown x86 relocation type");
}
unsigned X86ELFWriterInfo::getRelocationTySize(unsigned RelTy) const {
if (is64Bit) {
switch(RelTy) {
- case R_X86_64_PC32:
- case R_X86_64_32:
- case R_X86_64_32S:
+ case ELF::R_X86_64_PC32:
+ case ELF::R_X86_64_32:
+ case ELF::R_X86_64_32S:
return 32;
- case R_X86_64_64:
+ case ELF::R_X86_64_64:
return 64;
default:
llvm_unreachable("unknown x86_64 relocation type");
}
} else {
switch(RelTy) {
- case R_386_PC32:
- case R_386_32:
+ case ELF::R_386_PC32:
+ case ELF::R_386_32:
return 32;
default:
llvm_unreachable("unknown x86 relocation type");
bool X86ELFWriterInfo::isPCRelativeRel(unsigned RelTy) const {
if (is64Bit) {
switch(RelTy) {
- case R_X86_64_PC32:
+ case ELF::R_X86_64_PC32:
return true;
- case R_X86_64_32:
- case R_X86_64_32S:
- case R_X86_64_64:
+ case ELF::R_X86_64_32:
+ case ELF::R_X86_64_32S:
+ case ELF::R_X86_64_64:
return false;
default:
llvm_unreachable("unknown x86_64 relocation type");
}
} else {
switch(RelTy) {
- case R_386_PC32:
+ case ELF::R_386_PC32:
return true;
- case R_386_32:
+ case ELF::R_386_32:
return false;
default:
llvm_unreachable("unknown x86 relocation type");
unsigned RelOffset,
unsigned RelTy) const {
- if (RelTy == R_X86_64_PC32 || RelTy == R_386_PC32)
+ if (RelTy == ELF::R_X86_64_PC32 || RelTy == ELF::R_386_PC32)
return SymOffset - (RelOffset + 4);
else
assert("computeRelocation unknown for this relocation type");