new testcase

llvm-svn: 31643

1 files changed, 14 insertions, 0 deletions

diff --git a/llvm/test/Regression/CodeGen/Generic/2006-11-10-DAGCombineMiscompile.ll b/llvm/test/Regression/CodeGen/Generic/2006-11-10-DAGCombineMiscompile.ll
new file mode 100644
index 00000000000..972418c0376
--- /dev/null
+++ b/llvm/test/Regression/CodeGen/Generic/2006-11-10-DAGCombineMiscompile.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | llc -march=ppc32 | grep rlwimi
+
+void %test(short %div.0.i.i.i.i, int %L_num.0.i.i.i.i, int %tmp1.i.i206.i.i, short* %P) {
+        %X = shl short %div.0.i.i.i.i, ubyte 1          ; <short> [#uses=1]
+        %tmp28.i.i.i.i = shl int %L_num.0.i.i.i.i, ubyte 1              ; <int> [#uses=2]
+        %tmp31.i.i.i.i = setlt int %tmp28.i.i.i.i, %tmp1.i.i206.i.i             ; <bool> [#uses=2]
+
+        %tmp31.i.i.i.i = cast bool %tmp31.i.i.i.i to short              ; <short> [#uses=1]
+        %tmp371.i.i.i.i1 = or short %tmp31.i.i.i.i, %X          ; <short> [#uses=1]
+        %div.0.be.i.i.i.i = xor short %tmp371.i.i.i.i1, 1               ; <short> [#uses=1]
+        store short %div.0.be.i.i.i.i, short* %P
+        ret void
+}
+