ARM test cases contributed by Apple.

llvm-svn: 33354

1 files changed, 25 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/ARM/bx_fold.ll b/llvm/test/CodeGen/ARM/bx_fold.ll
new file mode 100644
index 00000000000..c088903d370
--- /dev/null
+++ b/llvm/test/CodeGen/ARM/bx_fold.ll
@@ -0,0 +1,25 @@
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm | not grep bx
+
+void %test(int %Ptr, ubyte* %L) {
+entry:
+	br label %bb1
+
+bb:
+	%tmp7 = getelementptr ubyte* %L, uint %indvar
+	store ubyte 0, ubyte* %tmp7
+	%indvar.next = add uint %indvar, 1
+	br label %bb1
+
+bb1:
+	%indvar = phi uint [ 0, %entry ], [ %indvar.next, %bb ]
+	%i.0 = cast uint %indvar to int
+	%Ptr_addr.0 = sub int %Ptr, %i.0
+	%tmp12 = seteq int %i.0, %Ptr
+	%tmp12.not = xor bool %tmp12, true
+	%bothcond = and bool %tmp12.not, false
+	br bool %bothcond, label %bb, label %bb18
+
+bb18:
+	ret void
+}