MOVi16 (movw) is only legal on cpus with V6T2 support. rdar://12300648

[oota-llvm.git] / test / CodeGen / ARM / 2012-09-18-ARMv4ISelBug.ll

diff --git a/test/CodeGen/ARM/2012-09-18-ARMv4ISelBug.ll b/test/CodeGen/ARM/2012-09-18-ARMv4ISelBug.ll
new file mode 100644 (file)
index 0000000..e761ffe
--- /dev/null
+++ b/test/CodeGen/ARM/2012-09-18-ARMv4ISelBug.ll
@@ -0,0 +1,11 @@
+; RUN: llc < %s -march=arm -mcpu=arm7tdmi | FileCheck %s
+
+; movw is only legal for V6T2 and later.
+; rdar://12300648
+
+define i32 @t(i32 %x) {
+; CHECK: t:
+; CHECK-NOT: movw
+  %tmp = add i32 %x, -65535
+  ret i32 %tmp
+}