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Vendor import of clang 3.9.1 release r289601:
[FreeBSD/FreeBSD.git] / test / CodeGenCUDA / host-device-calls-host.cu
1 // RUN: %clang_cc1 %s -triple nvptx-unknown-unknown -fcuda-is-device -Wno-cuda-compat -emit-llvm -o - | FileCheck %s
2
3 #include "Inputs/cuda.h"
4
5 extern "C"
6 void host_function() {}
7
8 // CHECK-LABEL: define void @hd_function_a
9 extern "C"
10 __host__ __device__ void hd_function_a() {
11   // CHECK: call void @host_function
12   host_function();
13 }
14
15 // CHECK: declare void @host_function
16
17 // CHECK-LABEL: define void @hd_function_b
18 extern "C"
19 __host__ __device__ void hd_function_b(bool b) { if (b) host_function(); }
20
21 // CHECK-LABEL: define void @device_function_b
22 extern "C"
23 __device__ void device_function_b() { hd_function_b(false); }
24
25 // CHECK-LABEL: define void @global_function
26 extern "C"
27 __global__ void global_function() {
28   // CHECK: call void @device_function_b
29   device_function_b();
30 }
31
32 // CHECK: !{{[0-9]+}} = !{void ()* @global_function, !"kernel", i32 1}