[NVPTX] Add a new test case for the newly-enabled call handling

NV_CONTRIB

llvm-svn: 157485

llvm/test/CodeGen/NVPTX/simple-call.ll

@@ -0,0 +1,26 @@
+; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s
+; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s
+
+
+
+; CHECK: .func ({{.*}}) device_func
+define float @device_func(float %a) noinline {
+  %ret = fmul float %a, %a
+  ret float %ret
+}
+
+; CHECK: .entry kernel_func
+define void @kernel_func(float* %a) {
+  %val = load float* %a
+; CHECK: call.uni (retval0),
+; CHECK: device_func,
+  %mul = call float @device_func(float %val)
+  store float %mul, float* %a
+  ret void
+}
+
+
+
+!nvvm.annotations = !{!1}
+
+!1 = metadata !{void (float*)* @kernel_func, metadata !"kernel", i32 1}