1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/PTX/sub.ll b/test/CodeGen/PTX/sub.ll
new file mode 100644
index 0000000..aab3fda
--- /dev/null
+++ b/test/CodeGen/PTX/sub.ll
@@ -0,0 +1,15 @@
+; RUN: llc < %s -march=ptx | FileCheck %s
+
+define ptx_device i32 @t1(i32 %x, i32 %y) {
+;CHECK: sub.s32 r0, r1, r2;
+	%z = sub i32 %x, %y
+;CHECK: ret;
+	ret i32 %z
+}
+
+define ptx_device i32 @t2(i32 %x) {
+;CHECK: add.s32 r0, r1, -1;
+	%z = sub i32 %x, 1
+;CHECK: ret;
+	ret i32 %z
+}