[SimplifyCFG] auto-generate better checks; NFC
llvm-svn: 287954
diff --git a/llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll b/llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll
index f5359b5..bdc7017 100644
--- a/llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll
+++ b/llvm/test/Transforms/SimplifyCFG/switch-to-select-multiple-edge-per-block-phi.ll
@@ -16,9 +16,22 @@
; Function Attrs: nounwind
define i32 @fn1() {
-; CHECK-LABEL: @fn1
-; CHECK: %switch.selectcmp1 = icmp eq i32 %1, 5
-; CHECK: %switch.select2 = select i1 %switch.selectcmp1, i32 5, i32 %switch.select
+; CHECK-LABEL: @fn1(
+; CHECK-NEXT: entry:
+; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* @b, align 4
+; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP0]], 0
+; CHECK-NEXT: br i1 [[TOBOOL]], label %return, label %if.then
+; CHECK: if.then:
+; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* @a, align 4
+; CHECK-NEXT: [[SWITCH_SELECTCMP:%.*]] = icmp eq i32 [[TMP1]], 0
+; CHECK-NEXT: [[SWITCH_SELECT:%.*]] = select i1 [[SWITCH_SELECTCMP:%.*]], i32 0, i32 0
+; CHECK-NEXT: [[SWITCH_SELECTCMP1:%.*]] = icmp eq i32 [[TMP1]], 5
+; CHECK-NEXT: [[SWITCH_SELECT2:%.*]] = select i1 [[SWITCH_SELECTCMP1]], i32 5, i32 [[SWITCH_SELECT]]
+; CHECK-NEXT: br label %return
+; CHECK: return:
+; CHECK-NEXT: [[RETVAL_0:%.*]] = phi i32 [ [[SWITCH_SELECT2]], %if.then ], [ 0, %entry ]
+; CHECK-NEXT: ret i32 [[RETVAL_0]]
+;
entry:
%0 = load i32, i32* @b, align 4
%tobool = icmp eq i32 %0, 0
@@ -27,8 +40,8 @@
if.then:
%1 = load i32, i32* @a, align 4
switch i32 %1, label %if.end3 [
- i32 5, label %return
- i32 0, label %return
+ i32 5, label %return
+ i32 0, label %return
]
if.end3:
@@ -38,3 +51,4 @@
%retval.0 = phi i32 [ 0, %if.end3 ], [ %1, %if.then ], [ %1, %if.then ]
ret i32 %retval.0
}
+