Revert r194865 and r194874.

[oota-llvm.git] / lib / Target / SystemZ / SystemZSubtarget.h

diff --git a/lib/Target/SystemZ/SystemZSubtarget.h b/lib/Target/SystemZ/SystemZSubtarget.h
index f321cb258a2d2c4e4cd977e58ab2679a74b3e11f..74d3f90ad74d05919aa10898dd70d45fb8676668 100644 (file)
--- a/lib/Target/SystemZ/SystemZSubtarget.h
+++ b/lib/Target/SystemZ/SystemZSubtarget.h
@@ -39,6 +39,9 @@ public:
   SystemZSubtarget(const std::string &TT, const std::string &CPU,
                    const std::string &FS);
 
+  // This is important for reducing register pressure in vector code.
+  virtual bool useAA() const LLVM_OVERRIDE { return true; }
+
   // Automatically generated by tblgen.
   void ParseSubtargetFeatures(StringRef CPU, StringRef FS);