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Allow targets to specify the MachO CPUType/CPUSubtype information.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118288 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach
2010-11-05 18:48:58 +00:00
parent 41ed3ca19d
commit c9d1439051
4 changed files with 24 additions and 11 deletions
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20
lib/MC/MachObjectWriter.cpp
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@@ -290,9 +290,14 @@ class MachObjectWriterImpl {
unsigned Is64Bit : 1;
uint32_t CPUType;
uint32_t CPUSubtype;
public:
MachObjectWriterImpl(MachObjectWriter *_Writer, bool _Is64Bit)
: Writer(_Writer), OS(Writer->getStream()), Is64Bit(_Is64Bit) {
MachObjectWriterImpl(MachObjectWriter *_Writer, bool _Is64Bit,
uint32_t _CPUType, uint32_t _CPUSubtype)
: Writer(_Writer), OS(Writer->getStream()), Is64Bit(_Is64Bit),
CPUType(_CPUType), CPUSubtype(_CPUSubtype) {
}
void Write8(uint8_t Value) { Writer->Write8(Value); }
@@ -319,10 +324,9 @@ public:
Write32(Is64Bit ? Header_Magic64 : Header_Magic32);
// FIXME: Support cputype.
Write32(Is64Bit ? MachO::CPUTypeX86_64 : MachO::CPUTypeI386);
// FIXME: Support cpusubtype.
Write32(MachO::CPUSubType_I386_ALL);
Write32(CPUType);
Write32(CPUSubtype);
Write32(HFT_Object);
Write32(NumLoadCommands); // Object files have a single load command, the
// segment.
@@ -1329,10 +1333,12 @@ public:
MachObjectWriter::MachObjectWriter(raw_ostream &OS,
bool Is64Bit,
uint32_t CPUType,
uint32_t CPUSubtype,
bool IsLittleEndian)
: MCObjectWriter(OS, IsLittleEndian)
{
Impl = new MachObjectWriterImpl(this, Is64Bit);
Impl = new MachObjectWriterImpl(this, Is64Bit, CPUType, CPUSubtype);
}
MachObjectWriter::~MachObjectWriter() {