1 files changed, 14 insertions, 1 deletions
diff --git a/tools/lli/RemoteTarget.h b/tools/lli/RemoteTarget.h
index a7d4e59e3b..44e649e6e1 100644
--- a/tools/lli/RemoteTarget.h
+++ b/tools/lli/RemoteTarget.h
@@ -27,7 +27,8 @@ namespace llvm {
 class RemoteTarget {
   bool IsRunning;
 
-  SmallVector<sys::MemoryBlock, 16> Allocations;
+  typedef SmallVector<sys::MemoryBlock, 16> AllocMapType;
+  AllocMapType Allocations;
 
 protected:
   std::string ErrorMsg;
@@ -47,6 +48,18 @@ public:
                              unsigned Alignment,
                              uint64_t &Address);
 
+  bool isAllocatedMemory(uint64_t Address, uint32_t Size) {
+    uint64_t AddressEnd = Address + Size;
+    for (AllocMapType::const_iterator I = Allocations.begin(),
+                                      E = Allocations.end();
+         I != E; ++I) {
+      if (Address >= (uint64_t)I->base() &&
+          AddressEnd <= (uint64_t)I->base() + I->size())
+        return true;
+    }
+    return false;
+  }
+
   /// Load data into the target address space.
   ///
   /// @param      Address   Destination address in the target process.