From 15d1c6c51c5f24663d2567d7e56da62a2bca1c22 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Mon, 30 Sep 2024 12:50:30 -0700
Subject: Add COM API for querying metadata. (#5168)

* Add COM API for querying metadata.

* Fix tests.

* fix test.
---
 .../compiler-core/slang-artifact-associated-impl.cpp | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'source/compiler-core/slang-artifact-associated-impl.cpp')

diff --git a/source/compiler-core/slang-artifact-associated-impl.cpp b/source/compiler-core/slang-artifact-associated-impl.cpp
index f29c0f596..07d69bf8e 100644
--- a/source/compiler-core/slang-artifact-associated-impl.cpp
+++ b/source/compiler-core/slang-artifact-associated-impl.cpp
@@ -313,4 +313,24 @@ Slice<String> ArtifactPostEmitMetadata::getExportedFunctionMangledNames()
     return Slice<String>(m_exportedFunctionMangledNames.getBuffer(), m_exportedFunctionMangledNames.getCount());
 }
 
+SlangResult ArtifactPostEmitMetadata::isParameterLocationUsed(
+    SlangParameterCategory category,
+    SlangUInt spaceIndex,
+    SlangUInt registerIndex,
+    bool& outUsed)
+{
+    for (const auto& range : getUsedBindingRanges())
+    {
+        if (range.containsBinding((slang::ParameterCategory)category, spaceIndex, registerIndex))
+        {
+            outUsed = true;
+            return SLANG_OK;
+        }
+    }
+
+    outUsed = false;
+    return SLANG_OK;
+}
+
+
 } // namespace Slang
-- 
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