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authorYong He <yonghe@outlook.com>2023-01-10 12:42:55 -0800
committerGitHub <noreply@github.com>2023-01-10 12:42:55 -0800
commit2f422087ed04940f6b6b351605e61d48ce1989ce (patch)
tree522f8027173732d903a906081238b12863d73fb8 /tests
parenteb813fbd8750ed1ab66d73f5fa29ae8f2407e8af (diff)
Nested bwd-diff func call context save/restore. (#2584)
Co-authored-by: Yong He <yhe@nvidia.com>
Diffstat (limited to 'tests')
-rw-r--r--tests/autodiff/reverse-nested-calls.slang5
-rw-r--r--tests/autodiff/reverse-nested-calls.slang.expected.txt2
2 files changed, 4 insertions, 3 deletions
diff --git a/tests/autodiff/reverse-nested-calls.slang b/tests/autodiff/reverse-nested-calls.slang
index 2b55efd60..55d22e191 100644
--- a/tests/autodiff/reverse-nested-calls.slang
+++ b/tests/autodiff/reverse-nested-calls.slang
@@ -10,7 +10,8 @@ typedef float.Differential dfloat;
[BackwardDifferentiable]
float g(float y)
{
- return 4.0f * y;
+ float result = 2.0f * y;
+ return result * result;
}
[BackwardDifferentiable]
@@ -25,5 +26,5 @@ void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
dpfloat dpa = dpfloat(1.0, 0.0);
__bwd_diff(f)(dpa, 1.0f);
- outputBuffer[0] = dpa.d; // Expect: 24.0
+ outputBuffer[0] = dpa.d; // Expect: 96.0
}
diff --git a/tests/autodiff/reverse-nested-calls.slang.expected.txt b/tests/autodiff/reverse-nested-calls.slang.expected.txt
index 0a39c4da6..94b18f3fe 100644
--- a/tests/autodiff/reverse-nested-calls.slang.expected.txt
+++ b/tests/autodiff/reverse-nested-calls.slang.expected.txt
@@ -1,5 +1,5 @@
type: float
-24.000000
+96.000000
0.000000
0.000000
0.000000