Add minutes for HLSL Working Group meeting on 2026-04-17

meetings/2026-04-17.md

@@ -0,0 +1,21 @@
+
+---
+title: 2026-04-17 - HLSL Working Group Minutes
+---
+
+* Discussion topics
+  * Matrix Layout Keywords Proposal: 
+    * @farzonl informed the group about a
+      [new proposal for matrix layout keywords](https://github.com/llvm/wg-hlsl/pull/415/),
+      seeking reviews from interested members, and shared a
+      [draft implementation pr](https://github.com/llvm/llvm-project/pull/192284).
+  * Vector Store Support in RW Buffer
+    * @farzonl raised the need for
+      [storage image extended format support](https://github.com/llvm/llvm-project/issues/192486)
+      for float2 and float3 vector stores in RW buffer when targeting vulkan.
+    * @s-perron [put up a pr](https://github.com/llvm/llvm-project/pull/192512) to fix this.
+  * Constant Buffer Proposal and Function Call Handling
+    * @s-perron presented a [draft proposal for constant buffer](https://github.com/llvm/wg-hlsl/pull/413),
+      discussed unresolved issues including function call handling within structs,
+      and outlined a plan for compatibility and error reporting.
+