5 files changed, 89 insertions, 0 deletions
diff --git a/tests/autodiff/arithmetic-jvp.slang b/tests/autodiff/arithmetic-jvp.slang
new file mode 100644
index 000000000..8632aa332
--- /dev/null
+++ b/tests/autodiff/arithmetic-jvp.slang
@@ -0,0 +1,45 @@
+//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type
+//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -output-using-type
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
+RWStructuredBuffer<float> outputBuffer;
+
+__differentiate_jvp float f(float x)
+{
+    return x;
+}
+
+float g_jvp_(float x, float dx)
+{
+    return 2 * dx;
+}
+
+[__custom_jvp(g_jvp_)]
+float g(float x)
+{
+    return x + x;
+}
+
+__differentiate_jvp float h(float x, float y)
+{
+    float m = x + y;
+    float n = x - y;
+    return m * n + 2 * x * y;
+}
+
+
+[numthreads(1, 1, 1)]
+void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
+{
+     {
+        float a = 2.0;
+        float b = 1.5;
+        float da = 1.0;
+        float db = 1.0;
+
+        outputBuffer[0] = __jvp(f)(a, da);        // Expect: 1
+        outputBuffer[1] = __jvp(f)(a, 0.0);       // Expect: 0
+        outputBuffer[2] = __jvp(g)(a, da);        // Expect: 2
+        outputBuffer[3] = __jvp(h)(a, b, da, db); // Expect: 8
+    }
+}
diff --git a/tests/autodiff/arithmetic-jvp.slang.expected.txt b/tests/autodiff/arithmetic-jvp.slang.expected.txt
new file mode 100644
index 000000000..0545c08a1
--- /dev/null
+++ b/tests/autodiff/arithmetic-jvp.slang.expected.txt
@@ -0,0 +1,5 @@
+type: float
+1.0
+0.0
+2.0
+8.0
+\ No newline at end of file
diff --git a/tests/autodiff/redecl-custom-jvp.slang b/tests/autodiff/redecl-custom-jvp.slang
new file mode 100644
index 000000000..2bc7cd582
--- /dev/null
+++ b/tests/autodiff/redecl-custom-jvp.slang
@@ -0,0 +1,28 @@
+//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type
+
+//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
+RWStructuredBuffer<float> outputBuffer;
+
+import test_intrinsics;
+
+float my_pow_jvp(float x, float n, float dx, float dn)
+{
+    return dx * n * pow(x, n-1) + dn * pow(x, n) * log(x);
+}
+
+[__custom_jvp(my_pow_jvp)]
+float _pow(float, float);
+
+[numthreads(1, 1, 1)]
+void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
+{
+     {
+        float a = 5.0;
+        float n = 2;
+        float da = 1.0;
+        float dn = 0;
+
+        outputBuffer[0] = __jvp(_pow)(a, n, da, dn);        // Expect: 10.0
+        outputBuffer[1] = __jvp(_pow)(a, n, 0.0, 1.0);      // Expect: 40.23595
+    }
+}
diff --git a/tests/autodiff/redecl-custom-jvp.slang.expected.txt b/tests/autodiff/redecl-custom-jvp.slang.expected.txt
new file mode 100644
index 000000000..965f2cb48
--- /dev/null
+++ b/tests/autodiff/redecl-custom-jvp.slang.expected.txt
@@ -0,0 +1,5 @@
+type: float
+10.0
+40.23595
+0.0
+0.0
+\ No newline at end of file
diff --git a/tests/autodiff/test-intrinsics.slang b/tests/autodiff/test-intrinsics.slang
new file mode 100644
index 000000000..3fa53e85a
--- /dev/null
+++ b/tests/autodiff/test-intrinsics.slang
@@ -0,0 +1,6 @@
+//TEST_IGNORE_FILE:
+
+float pow_(float x, float n)
+{
+    return pow(x, n);
+}