Merge pull request #324 from tfoleyNV/generic-struct-specialization

Support generic `struct` types during IR-based emit

1 files changed, 37 insertions, 0 deletions

diff --git a/tests/compute/generic-struct.slang b/tests/compute/generic-struct.slang
new file mode 100644
index 000000000..fd56ae0e9
--- /dev/null
+++ b/tests/compute/generic-struct.slang
@@ -0,0 +1,37 @@
+//TEST(compute):COMPARE_COMPUTE:-xslang -use-ir
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):dxbinding(0),glbinding(0),out
+
+// Check that user code can declare and use a generic
+// `struct` type.
+
+RWStructuredBuffer<int> outputBuffer;
+
+__generic<T>
+struct GenStruct
+{
+	T x;
+	T y;
+};
+
+__generic<T>
+T test(T val)
+{
+	GenStruct<T> gs;
+	gs.x = val;
+	gs.y = val;
+	return gs.x;
+}
+
+
+[numthreads(4, 1, 1)]
+void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
+{
+	uint tid = dispatchThreadID.x;
+
+	float outVal = 0;
+
+	outVal += test<uint>(tid);
+	outVal += test<float>(tid * 16.0f);
+
+	outputBuffer[tid] = int(outVal);
+}
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