1 files changed, 51 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Hexagon/swiz.ll b/llvm/test/CodeGen/Hexagon/swiz.ll
new file mode 100644
index 00000000000..14776cc13ef
--- /dev/null
+++ b/llvm/test/CodeGen/Hexagon/swiz.ll
@@ -0,0 +1,51 @@
+; RUN: llc -march=hexagon < %s | FileCheck %s
+; CHECK: swiz
+
+target triple = "hexagon"
+
+%s.0 = type { [4 x i32], [2 x i32], [64 x i8] }
+
+; Function Attrs: nounwind
+define void @f0(%s.0* nocapture %a0, i8* nocapture %a1, i32 %a2) #0 {
+b0:
+  %v0 = getelementptr inbounds %s.0, %s.0* %a0, i32 0, i32 2, i32 0
+  br label %b1
+
+b1:                                               ; preds = %b1, %b0
+  %v1 = phi i16 [ 16, %b0 ], [ %v22, %b1 ]
+  %v2 = phi i8* [ %v0, %b0 ], [ %v21, %b1 ]
+  %v3 = getelementptr inbounds i8, i8* %v2, i32 3
+  %v4 = load i8, i8* %v3, align 1, !tbaa !0
+  %v5 = zext i8 %v4 to i32
+  %v6 = shl nuw nsw i32 %v5, 8
+  %v7 = getelementptr inbounds i8, i8* %v2, i32 2
+  %v8 = load i8, i8* %v7, align 1, !tbaa !0
+  %v9 = zext i8 %v8 to i32
+  %v10 = or i32 %v6, %v9
+  %v11 = shl nuw i32 %v10, 16
+  %v12 = getelementptr inbounds i8, i8* %v2, i32 1
+  %v13 = load i8, i8* %v12, align 1, !tbaa !0
+  %v14 = zext i8 %v13 to i32
+  %v15 = shl nuw nsw i32 %v14, 8
+  %v16 = load i8, i8* %v2, align 1, !tbaa !0
+  %v17 = zext i8 %v16 to i32
+  %v18 = or i32 %v11, %v15
+  %v19 = or i32 %v18, %v17
+  %v20 = bitcast i8* %v2 to i32*
+  store i32 %v19, i32* %v20, align 4, !tbaa !3
+  %v21 = getelementptr inbounds i8, i8* %v2, i32 4
+  %v22 = add i16 %v1, -1
+  %v23 = icmp eq i16 %v22, 0
+  br i1 %v23, label %b2, label %b1
+
+b2:                                               ; preds = %b1
+  ret void
+}
+
+attributes #0 = { nounwind }
+
+!0 = !{!1, !1, i64 0}
+!1 = !{!"omnipotent char", !2}
+!2 = !{!"Simple C/C++ TBAA"}
+!3 = !{!4, !4, i64 0}
+!4 = !{!"int", !1}