CUDA: Add tests to verify CUDA compiler works properly.

4 files changed, 59 insertions, 0 deletions

diff --git a/Tests/Cuda/ObjectLibrary/CMakeLists.txt b/Tests/Cuda/ObjectLibrary/CMakeLists.txt
new file mode 100644
index 0000000..cbe1e67
--- /dev/null
+++ b/Tests/Cuda/ObjectLibrary/CMakeLists.txt
@@ -0,0 +1,12 @@
+cmake_minimum_required(VERSION 3.7)
+project (CudaObjectLibrary CUDA CXX)
+#Goal for this example:
+
+#build a object files some with cuda and some without than
+#embed these into an executable
+
+add_library(CudaMixedObjectLib OBJECT static.cu static.cpp)
+
+add_executable(CudaObjectLibrary
+               main.cpp
+               $<TARGET_OBJECTS:CudaMixedObjectLib>)
diff --git a/Tests/Cuda/ObjectLibrary/main.cpp b/Tests/Cuda/ObjectLibrary/main.cpp
new file mode 100644
index 0000000..1a70a99
--- /dev/null
+++ b/Tests/Cuda/ObjectLibrary/main.cpp
@@ -0,0 +1,20 @@
+
+#include <iostream>
+
+int static_func(int);
+int file1_sq_func(int);
+
+void test_functions()
+{
+  file1_sq_func(static_func(42));
+}
+
+int main(int argc, char** argv)
+{
+  test_functions();
+  std::cout
+    << "this executable doesn't use cuda code, just call methods defined"
+    << std::endl;
+  std::cout << "in object files that have cuda code" << std::endl;
+  return 0;
+}
diff --git a/Tests/Cuda/ObjectLibrary/static.cpp b/Tests/Cuda/ObjectLibrary/static.cpp
new file mode 100644
index 0000000..6db1f91
--- /dev/null
+++ b/Tests/Cuda/ObjectLibrary/static.cpp
@@ -0,0 +1,6 @@
+int file1_sq_func(int);
+
+int static_func(int x)
+{
+  return file1_sq_func(x);
+}
diff --git a/Tests/Cuda/ObjectLibrary/static.cu b/Tests/Cuda/ObjectLibrary/static.cu
new file mode 100644
index 0000000..2374c23
--- /dev/null
+++ b/Tests/Cuda/ObjectLibrary/static.cu
@@ -0,0 +1,21 @@
+
+#include <cuda.h>
+#include <cuda_runtime.h>
+#include <iostream>
+
+int __host__ file1_sq_func(int x)
+{
+  cudaError_t err;
+  int nDevices = 0;
+  err = cudaGetDeviceCount(&nDevices);
+  if(err != cudaSuccess)
+  {
+    std::cout << "nDevices: " << nDevices << std::endl;
+    std::cout << "err: " << err << std::endl;
+    return 1;
+  }
+  std::cout << "this library uses cuda code" << std::endl;
+  std::cout << "you have " << nDevices << " devices that support cuda" << std::endl;
+
+  return x * x;
+}