1 files changed, 97 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Hexagon/jump-table-isel.ll b/llvm/test/CodeGen/Hexagon/jump-table-isel.ll
new file mode 100644
index 00000000000..835b90ba921
--- /dev/null
+++ b/llvm/test/CodeGen/Hexagon/jump-table-isel.ll
@@ -0,0 +1,97 @@
+; RUN: llc -march=hexagon -hexagon-emit-jump-tables=0 < %s
+; REQUIRES: asserts
+; Check for successful compilation.
+
+target triple = "hexagon"
+
+%s.0 = type opaque
+%s.1 = type { i32, i32, i32 }
+
+@g0 = external global %s.0
+@g1 = external global %s.0
+@g2 = external global %s.0
+@g3 = external global %s.0
+@g4 = external global %s.0
+
+; Function Attrs: nounwind optsize
+define zeroext i8 @f0(%s.1* %a0, %s.0** nocapture %a1) #0 {
+b0:
+  store %s.0* null, %s.0** %a1, align 4, !tbaa !0
+  %v0 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 1
+  %v1 = load i32, i32* %v0, align 4, !tbaa !4
+  %v2 = icmp eq i32 %v1, 0
+  br i1 %v2, label %b1, label %b8
+
+b1:                                               ; preds = %b0
+  %v3 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 0
+  %v4 = load i32, i32* %v3, align 4, !tbaa !7
+  switch i32 %v4, label %b8 [
+    i32 0, label %b2
+    i32 1, label %b4
+    i32 4, label %b5
+    i32 5, label %b6
+    i32 2, label %b7
+  ]
+
+b2:                                               ; preds = %b1
+  %v5 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 2
+  %v6 = load i32, i32* %v5, align 4, !tbaa !8
+  switch i32 %v6, label %b8 [
+    i32 27, label %b3
+    i32 44, label %b3
+  ]
+
+b3:                                               ; preds = %b7, %b7, %b7, %b6, %b6, %b5, %b5, %b4, %b4, %b2, %b2
+  %v7 = phi %s.0* [ @g0, %b2 ], [ @g0, %b2 ], [ @g1, %b4 ], [ @g1, %b4 ], [ @g2, %b5 ], [ @g2, %b5 ], [ @g3, %b6 ], [ @g3, %b6 ], [ @g4, %b7 ], [ @g4, %b7 ], [ @g4, %b7 ]
+  store %s.0* %v7, %s.0** %a1, align 4, !tbaa !0
+  br label %b8
+
+b4:                                               ; preds = %b1
+  %v8 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 2
+  %v9 = load i32, i32* %v8, align 4, !tbaa !8
+  switch i32 %v9, label %b8 [
+    i32 27, label %b3
+    i32 44, label %b3
+  ]
+
+b5:                                               ; preds = %b1
+  %v10 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 2
+  %v11 = load i32, i32* %v10, align 4, !tbaa !8
+  switch i32 %v11, label %b8 [
+    i32 27, label %b3
+    i32 44, label %b3
+  ]
+
+b6:                                               ; preds = %b1
+  %v12 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 2
+  %v13 = load i32, i32* %v12, align 4, !tbaa !8
+  switch i32 %v13, label %b8 [
+    i32 27, label %b3
+    i32 44, label %b3
+  ]
+
+b7:                                               ; preds = %b1
+  %v14 = getelementptr inbounds %s.1, %s.1* %a0, i32 0, i32 2
+  %v15 = load i32, i32* %v14, align 4, !tbaa !8
+  switch i32 %v15, label %b8 [
+    i32 40, label %b3
+    i32 46, label %b3
+    i32 47, label %b3
+  ]
+
+b8:                                               ; preds = %b7, %b6, %b5, %b4, %b3, %b2, %b1, %b0
+  %v16 = phi i8 [ 1, %b3 ], [ 0, %b0 ], [ 0, %b2 ], [ 0, %b4 ], [ 0, %b5 ], [ 0, %b6 ], [ 0, %b1 ], [ 0, %b7 ]
+  ret i8 %v16
+}
+
+attributes #0 = { nounwind optsize }
+
+!0 = !{!1, !1, i64 0}
+!1 = !{!"any pointer", !2, i64 0}
+!2 = !{!"omnipotent char", !3, i64 0}
+!3 = !{!"Simple C/C++ TBAA"}
+!4 = !{!5, !6, i64 4}
+!5 = !{!"_ZTS3bar", !6, i64 0, !6, i64 4, !6, i64 8}
+!6 = !{!"int", !2, i64 0}
+!7 = !{!5, !6, i64 0}
+!8 = !{!5, !6, i64 8}