1 files changed, 7 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp b/contrib/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
index 36d1690..23b780f 100644
--- a/contrib/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ b/contrib/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -290,6 +290,13 @@ namespace {
     const X86InstrInfo *getInstrInfo() const {
       return getTargetMachine().getInstrInfo();
     }
+
+    /// \brief Address-mode matching performs shift-of-and to and-of-shift
+    /// reassociation in order to expose more scaled addressing
+    /// opportunities.
+    bool ComplexPatternFuncMutatesDAG() const {
+      return true;
+    }
   };
 }