[InstSimplify] Add additional insertvalue into undef tests (NFC)

diff --git a/llvm/test/Transforms/InstSimplify/insertvalue.ll b/llvm/test/Transforms/InstSimplify/insertvalue.ll
index d9cf8dc..b236073 100644 (file)
--- a/llvm/test/Transforms/InstSimplify/insertvalue.ll
+++ b/llvm/test/Transforms/InstSimplify/insertvalue.ll
@@ -9,6 +9,23 @@ define {i32, i32} @insert_poison({i32, i32} %x) {
   ret {i32, i32} %v
 }
 
+define {i32, i32} @insert_undef({i32, i32} %x) {
+; CHECK-LABEL: @insert_undef(
+; CHECK-NEXT:    [[V:%.*]] = insertvalue { i32, i32 } [[X:%.*]], i32 undef, 0
+; CHECK-NEXT:    ret { i32, i32 } [[V]]
+;
+  %v = insertvalue {i32, i32} %x, i32 undef, 0
+  ret {i32, i32} %v
+}
+
+define {i32, i32} @insert_undef_into_non_poison({i32, i32} noundef %x) {
+; CHECK-LABEL: @insert_undef_into_non_poison(
+; CHECK-NEXT:    ret { i32, i32 } [[X:%.*]]
+;
+  %v = insertvalue {i32, i32} %x, i32 undef, 0
+  ret {i32, i32} %v
+}
+
 define {i32, i32} @insert_into_poison({i32, i32} %x) {
 ; CHECK-LABEL: @insert_into_poison(
 ; CHECK-NEXT:    ret { i32, i32 } [[X:%.*]]
@@ -18,19 +35,20 @@ define {i32, i32} @insert_into_poison({i32, i32} %x) {
   ret {i32, i32} %v
 }
 
-define {i32, i32} @insert_undef({i32, i32} %x) {
-; CHECK-LABEL: @insert_undef(
-; CHECK-NEXT:    [[V:%.*]] = insertvalue { i32, i32 } [[X:%.*]], i32 undef, 0
-; CHECK-NEXT:    ret { i32, i32 } [[V]]
+define {i32, i32} @insert_into_undef({i32, i32} %x) {
+; CHECK-LABEL: @insert_into_undef(
+; CHECK-NEXT:    ret { i32, i32 } [[X:%.*]]
 ;
-  %v = insertvalue {i32, i32} %x, i32 undef, 0
+  %elem = extractvalue {i32, i32} %x, 0
+  %v = insertvalue {i32, i32} undef, i32 %elem, 0
   ret {i32, i32} %v
 }
 
-define {i32, i32} @insert_undef_into_non_poison({i32, i32} noundef %x) {
-; CHECK-LABEL: @insert_undef_into_non_poison(
+define {i32, i32} @insert_non_poison_into_undef({i32, i32} noundef %x) {
+; CHECK-LABEL: @insert_non_poison_into_undef(
 ; CHECK-NEXT:    ret { i32, i32 } [[X:%.*]]
 ;
-  %v = insertvalue {i32, i32} %x, i32 undef, 0
+  %elem = extractvalue {i32, i32} %x, 0
+  %v = insertvalue {i32, i32} undef, i32 %elem, 0
   ret {i32, i32} %v
 }