From d93c71d53f969e5cd3911fbada0e566cd1887ec1 Mon Sep 17 00:00:00 2001
From: kaizhangNV <149626564+kaizhangNV@users.noreply.github.com>
Date: Tue, 10 Jun 2025 12:35:01 -0500
Subject: Fix reflection to json issue (#7379)

Apply argument buffer tier2 rule when using parameter block for Metal target.

Close #6803.
---
 .../metal/nested-parameter-block-reflection.slang  | 23 +++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

(limited to 'tests/metal/nested-parameter-block-reflection.slang')

diff --git a/tests/metal/nested-parameter-block-reflection.slang b/tests/metal/nested-parameter-block-reflection.slang
index 8282f5573..a294755da 100644
--- a/tests/metal/nested-parameter-block-reflection.slang
+++ b/tests/metal/nested-parameter-block-reflection.slang
@@ -1,10 +1,27 @@
 //TEST:REFLECTION(filecheck=CHECK): -target metal
 
+
+
+// CHECK: "name": "gParams",
+// CHECK: "binding": {"kind": "constantBuffer", "index": 0},
+
+// CHECK:"name": "pdata",
+// CHECK:"binding": {"kind": "uniform", "offset": 0, "size": 16}
 // CHECK:"name": "tex",
-// CHECK:"binding": {"kind": "metalArgumentBufferElement", "index": 1}
 
+// Since we will apply MetalArgumentBufferTier2, 'tex' here will just be a uniform.
+// The pdata is a nested parameter block, so it will be a 64-bit device pointer which take
+// 8 bytes. So the offset of `tex` will be 8 bytes.
+// CHECK:"binding": {"kind": "uniform", "offset": 8, "size": 8}
+
+
+// Check that there will be only two bindings.
+//
+// CHECK: "name": "output",
+// CHECK: "binding": {"kind": "constantBuffer", "index": 1},
+//
 struct Data { int3 content; }
-struct Params 
+struct Params
 {
     ParameterBlock<Data> pdata;
     Texture2D tex;
@@ -15,4 +32,4 @@ RWStructuredBuffer<float4> output;
 void computeMain()
 {
     output[0] = gParams.tex.Load(gParams.pdata.content);
-}
\ No newline at end of file
+}
-- 
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