Switch-to-lookup tables: set threshold to 3 cases

[oota-llvm.git] / test / Transforms / LoopRotate / crash.ll

diff --git a/test/Transforms/LoopRotate/crash.ll b/test/Transforms/LoopRotate/crash.ll
index d9dc803cd11c87d9221d8e03c157deb91454ebc4..fd922cb5569eb78ac68725eb0a18419f184aeaf5 100644 (file)
--- a/test/Transforms/LoopRotate/crash.ll
+++ b/test/Transforms/LoopRotate/crash.ll
@@ -1,4 +1,4 @@
-; RUN: opt -loop-rotate %s -disable-output
+; RUN: opt -loop-rotate -disable-output -verify-dom-info -verify-loop-info < %s
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
 target triple = "x86_64-apple-darwin10.0.0"
@@ -29,3 +29,127 @@ if.end:                                           ; preds = %lbl_281, %if.then
 if.else:                                          ; preds = %lbl_283
   ret void
 }
+
+        %struct.relation = type { [4 x i16], i32, [4 x i16], i32, i32 }
+
+define void @test2() {
+entry:
+        br i1 false, label %bb139, label %bb10.i44
+bb10.i44:               ; preds = %entry
+        ret void
+bb127:          ; preds = %bb139
+        br label %bb139
+bb139:          ; preds = %bb127, %entry
+        br i1 false, label %bb127, label %bb142
+bb142:          ; preds = %bb139
+        %r91.0.lcssa = phi %struct.relation* [ null, %bb139 ]           ; <%struct.relation*> [#uses=0]
+        ret void
+}
+
+
+define void @test3() {
+entry:
+       br i1 false, label %bb139, label %cond_true
+cond_true:             ; preds = %entry
+       ret void
+bb90:          ; preds = %bb139
+       br i1 false, label %bb136, label %cond_next121
+cond_next121:          ; preds = %bb90
+       br i1 false, label %bb136, label %bb127
+bb127:         ; preds = %cond_next121
+       br label %bb136
+bb136:         ; preds = %bb127, %cond_next121, %bb90
+       %changes.1 = phi i32 [ %changes.2, %bb90 ], [ %changes.2, %cond_next121 ], [ 1, %bb127 ]                ; <i32> [#uses=1]
+       br label %bb139
+bb139:         ; preds = %bb136, %entry
+       %changes.2 = phi i32 [ %changes.1, %bb136 ], [ 0, %entry ]              ; <i32> [#uses=3]
+       br i1 false, label %bb90, label %bb142
+bb142:         ; preds = %bb139
+       %changes.2.lcssa = phi i32 [ %changes.2, %bb139 ]               ; <i32> [#uses=0]
+       ret void
+}
+
+define void @test4() {
+entry:
+       br i1 false, label %cond_false485, label %bb405
+bb405:         ; preds = %entry
+       ret void
+cond_false485:         ; preds = %entry
+       br label %bb830
+bb511:         ; preds = %bb830
+       br i1 false, label %bb816, label %bb830
+cond_next667:          ; preds = %bb816
+       br i1 false, label %cond_next695, label %bb680
+bb676:         ; preds = %bb680
+       br label %bb680
+bb680:         ; preds = %bb676, %cond_next667
+       %iftmp.68.0 = zext i1 false to i8               ; <i8> [#uses=1]
+       br i1 false, label %bb676, label %cond_next695
+cond_next695:          ; preds = %bb680, %cond_next667
+       %iftmp.68.2 = phi i8 [ %iftmp.68.0, %bb680 ], [ undef, %cond_next667 ]  ; <i8> [#uses=0]
+       ret void
+bb816:         ; preds = %bb816, %bb511
+       br i1 false, label %cond_next667, label %bb816
+bb830:         ; preds = %bb511, %cond_false485
+       br i1 false, label %bb511, label %bb835
+bb835:         ; preds = %bb830
+       ret void
+}
+
+       %struct.NSArray = type { %struct.NSObject }
+       %struct.NSObject = type { %struct.objc_class* }
+       %struct.NSRange = type { i64, i64 }
+       %struct._message_ref_t = type { %struct.NSObject* (%struct.NSObject*, %struct._message_ref_t*, ...)*, %struct.objc_selector* }
+       %struct.objc_class = type opaque
+       %struct.objc_selector = type opaque
+@"\01L_OBJC_MESSAGE_REF_26" = external global %struct._message_ref_t           ; <%struct._message_ref_t*> [#uses=1]
+
+define %struct.NSArray* @test5(%struct.NSArray* %self, %struct._message_ref_t* %_cmd) {
+entry:
+       br label %bb116
+
+bb116:         ; preds = %bb131, %entry
+       %tmp123 = call %struct.NSRange null( %struct.NSObject* null, %struct._message_ref_t* @"\01L_OBJC_MESSAGE_REF_26", %struct.NSArray* null )               ; <%struct.NSRange> [#uses=1]
+       br i1 false, label %bb141, label %bb131
+
+bb131:         ; preds = %bb116
+       %mrv_gr125 = extractvalue %struct.NSRange %tmp123, 1            ; <i64> [#uses=0]
+       br label %bb116
+
+bb141:         ; preds = %bb116
+       ret %struct.NSArray* null
+}
+
+define void @test6(i8* %msg) {
+entry:
+       br label %bb15
+bb6:           ; preds = %bb15
+       %gep.upgrd.1 = zext i32 %offset.1 to i64                ; <i64> [#uses=1]
+       %tmp11 = getelementptr i8* %msg, i64 %gep.upgrd.1               ; <i8*> [#uses=0]
+       br label %bb15
+bb15:          ; preds = %bb6, %entry
+       %offset.1 = add i32 0, 1                ; <i32> [#uses=2]
+       br i1 false, label %bb6, label %bb17
+bb17:          ; preds = %bb15
+       %offset.1.lcssa = phi i32 [ %offset.1, %bb15 ]          ; <i32> [#uses=0]
+       %payload_type.1.lcssa = phi i32 [ 0, %bb15 ]            ; <i32> [#uses=0]
+       ret void
+}
+
+
+
+
+; PR9523 - Non-canonical loop.
+define void @test7(i8* %P) nounwind {
+entry:
+  indirectbr i8* %P, [label %"3", label %"5"]
+
+"3":                                              ; preds = %"4", %entry
+  br i1 undef, label %"5", label %"4"
+
+"4":                                              ; preds = %"3"
+  br label %"3"
+
+"5":                                              ; preds = %"3", %entry
+  ret void
+}