Vendor import of llvm tags/RELEASE_33/final r183502 (effectively, 3.3

release):
http://llvm.org/svn/llvm-project/llvm/tags/RELEASE_33/final@183502

1 files changed, 20 insertions, 0 deletions

diff --git a/test/CodeGen/SystemZ/fp-cmp-03.ll b/test/CodeGen/SystemZ/fp-cmp-03.ll
new file mode 100644
index 0000000..fd12c93
--- /dev/null
+++ b/test/CodeGen/SystemZ/fp-cmp-03.ll
@@ -0,0 +1,20 @@
+; Test 128-bit floating-point comparison.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
+
+; There is no memory form of 128-bit comparison.
+define i64 @f1(i64 %a, i64 %b, fp128 *%ptr, float %f2) {
+; CHECK: f1:
+; CHECK: lxebr %f0, %f0
+; CHECK: ld %f1, 0(%r4)
+; CHECK: ld %f3, 8(%r4)
+; CHECK: cxbr %f1, %f0
+; CHECK-NEXT: j{{g?}}e
+; CHECK: lgr %r2, %r3
+; CHECK: br %r14
+  %f2x = fpext float %f2 to fp128
+  %f1 = load fp128 *%ptr
+  %cond = fcmp oeq fp128 %f1, %f2x
+  %res = select i1 %cond, i64 %a, i64 %b
+  ret i64 %res
+}