Put back the initializing the targets in the disassembler API with a comment as

to why this is needed.  This broke the darwin's otool(1) program.  This change
was made in r144385.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150832 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kevin Enderby 2012-02-17 19:18:29 +00:00
parent 8c3b87cf19
commit fc0d7400bc

View File

@ -18,6 +18,7 @@
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/Support/MemoryObject.h"
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/ErrorHandling.h"
namespace llvm {
@ -35,6 +36,18 @@ using namespace llvm;
LLVMDisasmContextRef LLVMCreateDisasm(const char *TripleName, void *DisInfo,
int TagType, LLVMOpInfoCallback GetOpInfo,
LLVMSymbolLookupCallback SymbolLookUp) {
// Initialize targets and assembly printers/parsers.
// FIXME: Clients are responsible for initializing the targets. And this
// would be done by calling routines in "llvm-c/Target.h" which are static
// line functions. But the current use of LLVMCreateDisasm() is to dynamically
// load libLTO with ldopen() and then lookup the symbols using dlsym().
// And since these initialize routines are static that does not work which
// is why the call to them in this 'C' library API was added back.
llvm::InitializeAllTargetInfos();
llvm::InitializeAllTargetMCs();
llvm::InitializeAllAsmParsers();
llvm::InitializeAllDisassemblers();
// Get the target.
std::string Error;
const Target *TheTarget = TargetRegistry::lookupTarget(TripleName, Error);