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-rw-r--r--test/CodeGen/X86/2006-11-17-IllegalMove.ll42
1 files changed, 42 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2006-11-17-IllegalMove.ll b/test/CodeGen/X86/2006-11-17-IllegalMove.ll
new file mode 100644
index 000000000000..f0067c7e489c
--- /dev/null
+++ b/test/CodeGen/X86/2006-11-17-IllegalMove.ll
@@ -0,0 +1,42 @@
+; RUN: llvm-as < %s | llc -march=x86-64 > %t
+; RUN: grep movb %t | count 2
+; RUN: grep {movzb\[wl\]} %t
+
+
+define void @handle_vector_size_attribute() {
+entry:
+ %tmp69 = load i32* null ; <i32> [#uses=1]
+ switch i32 %tmp69, label %bb84 [
+ i32 2, label %bb77
+ i32 1, label %bb77
+ ]
+
+bb77: ; preds = %entry, %entry
+ %tmp99 = udiv i64 0, 0 ; <i64> [#uses=1]
+ %tmp = load i8* null ; <i8> [#uses=1]
+ %tmp114 = icmp eq i64 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp114, label %cond_true115, label %cond_next136
+
+bb84: ; preds = %entry
+ ret void
+
+cond_true115: ; preds = %bb77
+ %tmp118 = load i8* null ; <i8> [#uses=1]
+ br i1 false, label %cond_next129, label %cond_true120
+
+cond_true120: ; preds = %cond_true115
+ %tmp127 = udiv i8 %tmp, %tmp118 ; <i8> [#uses=1]
+ %tmp127.upgrd.1 = zext i8 %tmp127 to i64 ; <i64> [#uses=1]
+ br label %cond_next129
+
+cond_next129: ; preds = %cond_true120, %cond_true115
+ %iftmp.30.0 = phi i64 [ %tmp127.upgrd.1, %cond_true120 ], [ 0, %cond_true115 ] ; <i64> [#uses=1]
+ %tmp132 = icmp eq i64 %iftmp.30.0, %tmp99 ; <i1> [#uses=1]
+ br i1 %tmp132, label %cond_false148, label %cond_next136
+
+cond_next136: ; preds = %cond_next129, %bb77
+ ret void
+
+cond_false148: ; preds = %cond_next129
+ ret void
+}