Make ELF OS ABI dependent on the OS from target triple.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113508 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/ELFObjectWriter.cpp b/lib/MC/ELFObjectWriter.cpp
index 5713f47..b12491e 100644
--- a/lib/MC/ELFObjectWriter.cpp
+++ b/lib/MC/ELFObjectWriter.cpp
@@ -107,6 +107,8 @@
bool HasRelocationAddend;
+ Triple::OSType OSType;
+
// This holds the symbol table index of the last local symbol.
unsigned LastLocalSymbolIndex;
// This holds the .strtab section index.
@@ -116,9 +118,10 @@
public:
ELFObjectWriterImpl(ELFObjectWriter *_Writer, bool _Is64Bit,
- bool _HasRelAddend)
+ bool _HasRelAddend, Triple::OSType _OSType)
: Writer(_Writer), OS(Writer->getStream()),
- Is64Bit(_Is64Bit), HasRelocationAddend(_HasRelAddend) {
+ Is64Bit(_Is64Bit), HasRelocationAddend(_HasRelAddend),
+ OSType(_OSType) {
}
void Write8(uint8_t Value) { Writer->Write8(Value); }
@@ -270,7 +273,12 @@
Write8(Writer->isLittleEndian() ? ELF::ELFDATA2LSB : ELF::ELFDATA2MSB);
Write8(ELF::EV_CURRENT); // e_ident[EI_VERSION]
- Write8(ELF::ELFOSABI_LINUX); // e_ident[EI_OSABI]
+ // e_ident[EI_OSABI]
+ switch (OSType) {
+ case Triple::FreeBSD: Write8(ELF::ELFOSABI_FREEBSD); break;
+ case Triple::Linux: Write8(ELF::ELFOSABI_LINUX); break;
+ default: Write8(ELF::ELFOSABI_NONE); break;
+ }
Write8(0); // e_ident[EI_ABIVERSION]
WriteZeros(ELF::EI_NIDENT - ELF::EI_PAD);
@@ -955,11 +963,12 @@
ELFObjectWriter::ELFObjectWriter(raw_ostream &OS,
bool Is64Bit,
+ Triple::OSType OSType,
bool IsLittleEndian,
bool HasRelocationAddend)
: MCObjectWriter(OS, IsLittleEndian)
{
- Impl = new ELFObjectWriterImpl(this, Is64Bit, HasRelocationAddend);
+ Impl = new ELFObjectWriterImpl(this, Is64Bit, HasRelocationAddend, OSType);
}
ELFObjectWriter::~ELFObjectWriter() {