test case for r159770.
llvm-svn: 159771
diff --git a/llvm/test/CodeGen/Mips/rdhwr-directives.ll b/llvm/test/CodeGen/Mips/rdhwr-directives.ll
new file mode 100644
index 0000000..27010d4
--- /dev/null
+++ b/llvm/test/CodeGen/Mips/rdhwr-directives.ll
@@ -0,0 +1,15 @@
+; RUN: llc -march=mipsel -mcpu=mips32 -relocation-model=static < %s | FileCheck %s
+
+@a = external thread_local global i32
+
+define i32 @foo() nounwind readonly {
+entry:
+; CHECK: .set push
+; CHECK: .set mips32r2
+; CHECK: rdhwr
+; CHECK: .set pop
+
+ %0 = load i32* @a, align 4
+ ret i32 %0
+}
+