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Resolve __dso_handle.

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llvm-svn: 29259
This commit is contained in:
Evan Cheng 2006-07-21 23:06:20 +00:00
parent a80a26a5f8
commit 55bff38268
1 changed files with 8 additions and 0 deletions
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8
lib/ExecutionEngine/JIT/JIT.cpp
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@ -30,6 +30,11 @@
#include <iostream>
using namespace llvm;
#ifdef __APPLE__
// __dso_handle is resolved by Mac OS X dynamic linker.
extern void *__dso_handle __attribute__ ((__visibility__ ("hidden")));
#endif
static struct RegisterJIT {
RegisterJIT() { JIT::Register(); }
} JITRegistrator;
@ -289,6 +294,9 @@ void *JIT::getOrEmitGlobalVariable(const GlobalVariable *GV) {
// If the global is external, just remember the address.
if (GV->isExternal()) {
// __dso_handle is resolved by the Mac OS X dynamic linker.
if (GV->getName() == "__dso_handle")
return (void*)&__dso_handle;
Ptr = sys::DynamicLibrary::SearchForAddressOfSymbol(GV->getName().c_str());
if (Ptr == 0) {
std::cerr << "Could not resolve external global address: "