1 files changed, 31 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/fp-const-02.ll b/test/CodeGen/SystemZ/fp-const-02.ll
new file mode 100644
index 0000000..2dedf54
--- /dev/null
+++ b/test/CodeGen/SystemZ/fp-const-02.ll
@@ -0,0 +1,31 @@
+; Test loads of negative floating-point zero.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
+
+; Test f32.
+define float @f1() {
+; CHECK: f1:
+; CHECK: lzer [[REGISTER:%f[0-5]+]]
+; CHECK: lcebr %f0, [[REGISTER]]
+; CHECK: br %r14
+  ret float -0.0
+}
+
+; Test f64.
+define double @f2() {
+; CHECK: f2:
+; CHECK: lzdr [[REGISTER:%f[0-5]+]]
+; CHECK: lcdbr %f0, [[REGISTER]]
+; CHECK: br %r14
+  ret double -0.0
+}
+
+; Test f128.
+define void @f3(fp128 *%x) {
+; CHECK: f3:
+; CHECK: lzxr [[REGISTER:%f[0-5]+]]
+; CHECK: lcxbr %f0, [[REGISTER]]
+; CHECK: br %r14
+  store fp128 0xL00000000000000008000000000000000, fp128 *%x
+  ret void
+}