Add patterns for integer negate
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75980 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/SystemZ/02-RetNeg.ll b/test/CodeGen/SystemZ/02-RetNeg.ll
new file mode 100644
index 0000000..0bfbc7f
--- /dev/null
+++ b/test/CodeGen/SystemZ/02-RetNeg.ll
@@ -0,0 +1,7 @@
+; RUN: llvm-as < %s | llc -march=systemz | grep lcgr | count 1
+
+define i64 @foo(i64 %a) {
+entry:
+ %c = sub i64 0, %a
+ ret i64 %c
+}
\ No newline at end of file
diff --git a/test/CodeGen/SystemZ/03-RetNegImmSubreg.ll b/test/CodeGen/SystemZ/03-RetNegImmSubreg.ll
new file mode 100644
index 0000000..fa83803
--- /dev/null
+++ b/test/CodeGen/SystemZ/03-RetNegImmSubreg.ll
@@ -0,0 +1,8 @@
+; RUN: llvm-as < %s | llc -march=systemz | grep lcr | count 1
+
+define i32 @foo(i32 %a) {
+entry:
+ %c = sub i32 0, %a
+ ret i32 %c
+}
+