1 files changed, 22 insertions, 0 deletions
diff --git a/test/CodeGen/NVPTX/lower-alloca.ll b/test/CodeGen/NVPTX/lower-alloca.ll
new file mode 100644
index 000000000000..397dc1fc52cc
--- /dev/null
+++ b/test/CodeGen/NVPTX/lower-alloca.ll
@@ -0,0 +1,22 @@
+; RUN: opt < %s -S -nvptx-lower-alloca -nvptx-favor-non-generic -dce | FileCheck %s
+; RUN: llc < %s -march=nvptx64 -mcpu=sm_35 | FileCheck %s --check-prefix PTX
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"
+target triple = "nvptx64-unknown-unknown"
+
+define void @kernel() {
+; LABEL: @lower_alloca
+; PTX-LABEL: .visible .entry kernel(
+  %A = alloca i32
+; CHECK: addrspacecast i32* %A to i32 addrspace(5)*
+; CHECK: store i32 0, i32 addrspace(5)* {{%.+}}
+; PTX: st.local.u32 [{{%rd[0-9]+}}], {{%r[0-9]+}}
+  store i32 0, i32* %A
+  call void @callee(i32* %A)
+  ret void
+}
+
+declare void @callee(i32*)
+
+!nvvm.annotations = !{!0}
+!0 = !{void ()* @kernel, !"kernel", i32 1}