Hook up -filetype=obj through the MachO streamer. Here's a demo:
$ cat t.ll
@g = global i32 42
$ llc t.ll -o t.o -filetype=obj
$ nm t.o
00000000 D _g
There is still a ton of work left. Instructions are not being encoded
yet apparently.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95162 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index d255492..af33776 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -124,23 +124,30 @@
OwningPtr<MCStreamer> AsmStreamer;
switch (FileType) {
- default:
- case CGFT_ObjectFile:
- return CGFT_ErrorOccurred;
- case CGFT_AssemblyFile: {
+ default: return CGFT_ErrorOccurred;
+ case CGFT_AssemblyFile:
AsmStreamer.reset(createAsmStreamer(*Context, Out, *getMCAsmInfo(),
getTargetData()->isLittleEndian(),
getVerboseAsm(), /*instprinter*/0,
/*codeemitter*/0));
break;
+ case CGFT_ObjectFile: {
+ // Create the code emitter for the target if it exists. If not, .o file
+ // emission fails.
+ MCCodeEmitter *MCE = getTarget().createCodeEmitter(*this);
+ if (MCE == 0)
+ return CGFT_ErrorOccurred;
+
+ AsmStreamer.reset(createMachOStreamer(*Context, Out, MCE));
+ break;
}
}
// Create the AsmPrinter, which takes ownership of Context and AsmStreamer
// if successful.
FunctionPass *Printer =
- getTarget().createAsmPrinter(Out, *this, *Context, *AsmStreamer,
- getMCAsmInfo());
+ getTarget().createAsmPrinter(Out, *this, *Context, *AsmStreamer,
+ getMCAsmInfo());
if (Printer == 0)
return CGFT_ErrorOccurred;