1 files changed, 0 insertions, 13 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.h b/llvm/lib/Target/X86/X86ISelLowering.h
index 1ebe43c0f7e..272dc615009 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.h
+++ b/llvm/lib/Target/X86/X86ISelLowering.h
@@ -725,19 +725,6 @@ namespace llvm {
 
     SDValue PerformDAGCombine(SDNode *N, DAGCombinerInfo &DCI) const override;
 
-    // Return true if it is profitable to combine a BUILD_VECTOR to a TRUNCATE
-    // for given operand and result types.
-    // Example of such a combine:
-    // v4i32 build_vector((extract_elt V, 0),
-    //                    (extract_elt V, 2),
-    //                    (extract_elt V, 4),
-    //                    (extract_elt V, 6))
-    //  -->
-    // v4i32 truncate (bitcast V to v4i64)
-    bool isDesirableToCombineBuildVectorToTruncate() const override {
-      return true;
-    }
-
     // Return true if it is profitable to combine a BUILD_VECTOR with a
     // stride-pattern to a shuffle and a truncate.
     // Example of such a combine: