From 59d6cff90eecf31cb3dd860c4e786674cfdd42eb Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Mon, 10 Jun 2013 20:36:52 +0000
Subject: 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

---
 test/CodeGen/SystemZ/xor-02.ll | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 test/CodeGen/SystemZ/xor-02.ll

(limited to 'test/CodeGen/SystemZ/xor-02.ll')

diff --git a/test/CodeGen/SystemZ/xor-02.ll b/test/CodeGen/SystemZ/xor-02.ll
new file mode 100644
index 000000000000..c2b52b9b8e20
--- /dev/null
+++ b/test/CodeGen/SystemZ/xor-02.ll
@@ -0,0 +1,40 @@
+; Test 32-bit XORs in which the second operand is constant.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
+
+; Check the lowest useful XILF value.
+define i32 @f1(i32 %a) {
+; CHECK: f1:
+; CHECK: xilf %r2, 1
+; CHECK: br %r14
+  %xor = xor i32 %a, 1
+  ret i32 %xor
+}
+
+; Check the high end of the signed range.
+define i32 @f2(i32 %a) {
+; CHECK: f2:
+; CHECK: xilf %r2, 2147483647
+; CHECK: br %r14
+  %xor = xor i32 %a, 2147483647
+  ret i32 %xor
+}
+
+; Check the low end of the signed range, which should be treated
+; as a positive value.
+define i32 @f3(i32 %a) {
+; CHECK: f3:
+; CHECK: xilf %r2, 2147483648
+; CHECK: br %r14
+  %xor = xor i32 %a, -2147483648
+  ret i32 %xor
+}
+
+; Check the high end of the XILF range.
+define i32 @f4(i32 %a) {
+; CHECK: f4:
+; CHECK: xilf %r2, 4294967295
+; CHECK: br %r14
+  %xor = xor i32 %a, 4294967295
+  ret i32 %xor
+}
-- 
cgit v1.3