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-rw-r--r--tests/autodiff/reverse-loop-checkpoint-test.slang8
1 files changed, 8 insertions, 0 deletions
diff --git a/tests/autodiff/reverse-loop-checkpoint-test.slang b/tests/autodiff/reverse-loop-checkpoint-test.slang
index fc206e128..68ad823ac 100644
--- a/tests/autodiff/reverse-loop-checkpoint-test.slang
+++ b/tests/autodiff/reverse-loop-checkpoint-test.slang
@@ -1,5 +1,6 @@
//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type
//TEST:SIMPLE(filecheck=CHECK): -target hlsl -profile cs_5_0 -entry computeMain -line-directive-mode none
+//TEST:SIMPLE(filecheck=CHK):-target glsl -stage compute -entry computeMain -report-checkpoint-intermediates
//TEST_INPUT:ubuffer(data=[0 0 0 0 0], stride=4):out,name=outputBuffer
RWStructuredBuffer<float> outputBuffer;
@@ -44,13 +45,18 @@ float3 infinitesimal(float3 x)
return x - detach(x);
}
+//CHK: note: checkpointing context of 20 bytes associated with function: 'computeLoop'
[BackwardDifferentiable]
[PreferRecompute]
float3 computeLoop(float y)
{
+ //CHK: note: 4 bytes (float) used to checkpoint the following item:
float w = 0;
+
+ //CHK: note: 12 bytes (Vector<float, 3> ) used to checkpoint the following item:
float3 w3 = float3(0, 0, 0);
+ //CHK: note: 4 bytes (int32_t) used for a loop counter here:
for (int i = 0; i < 8; i++)
{
float k = compute(i, y);
@@ -93,3 +99,5 @@ void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
outputBuffer[2] = computeLoop(1.0).x;
}
+
+//CHK-NOT: note \ No newline at end of file