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-rw-r--r--lib/ExecutionEngine/JIT/JITEmitter.cpp15
1 files changed, 13 insertions, 2 deletions
diff --git a/lib/ExecutionEngine/JIT/JITEmitter.cpp b/lib/ExecutionEngine/JIT/JITEmitter.cpp
index cd7a500f51..f1c3bb274e 100644
--- a/lib/ExecutionEngine/JIT/JITEmitter.cpp
+++ b/lib/ExecutionEngine/JIT/JITEmitter.cpp
@@ -32,6 +32,7 @@
#include "llvm/IR/DebugInfo.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Module.h"
+#include "llvm/IR/Operator.h"
#include "llvm/IR/ValueHandle.h"
#include "llvm/IR/ValueMap.h"
#include "llvm/Support/Debug.h"
@@ -684,13 +685,23 @@ void *JITResolver::JITCompilerFn(void *Stub) {
//===----------------------------------------------------------------------===//
// JITEmitter code.
//
+
+static GlobalObject *getSimpleAliasee(Constant *C) {
+ C = cast<Constant>(C->stripPointerCasts());
+ return dyn_cast<GlobalObject>(C);
+}
+
void *JITEmitter::getPointerToGlobal(GlobalValue *V, void *Reference,
bool MayNeedFarStub) {
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(V))
return TheJIT->getOrEmitGlobalVariable(GV);
- if (GlobalAlias *GA = dyn_cast<GlobalAlias>(V))
- return TheJIT->getPointerToGlobal(GA->getAliasee());
+ if (GlobalAlias *GA = dyn_cast<GlobalAlias>(V)) {
+ // We can only handle simple cases.
+ if (GlobalValue *GV = getSimpleAliasee(GA->getAliasee()))
+ return TheJIT->getPointerToGlobal(GV);
+ return nullptr;
+ }
// If we have already compiled the function, return a pointer to its body.
Function *F = cast<Function>(V);