[gn build] Port 82787eb2285d

GitOrigin-RevId: 915a77809849c8328b66c90c282e69a8b0b21bee
diff --git a/utils/gn/secondary/llvm/lib/Target/AMDGPU/Utils/BUILD.gn b/utils/gn/secondary/llvm/lib/Target/AMDGPU/Utils/BUILD.gn
index 41c6162..5e1a385 100644
--- a/utils/gn/secondary/llvm/lib/Target/AMDGPU/Utils/BUILD.gn
+++ b/utils/gn/secondary/llvm/lib/Target/AMDGPU/Utils/BUILD.gn
@@ -25,6 +25,7 @@
   sources = [
     "AMDGPUAsmUtils.cpp",
     "AMDGPUBaseInfo.cpp",
+    "AMDGPULDSUtils.cpp",
     "AMDGPUPALMetadata.cpp",
     "AMDKernelCodeTUtils.cpp",
   ]