[llvm-branch-commits] [llvm] [DirectX] Adding missing descriptor table validations (PR #153276)

[via llvm-branch-commits]

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@@ -515,6 +520,65 @@ Error MetadataParser::parseRootSignatureElement(mcdxbc::RootSignatureDesc &RSD,
   llvm_unreachable("Unhandled RootSignatureElementKind enum.");
 }
 
+Error validateDescriptorTableSamplerMixin(mcdxbc::DescriptorTable Table,
+                                          uint32_t Location) {
+  bool HasSampler = false;
+  bool HasOtherRangeType = false;
+  dxbc::DescriptorRangeType OtherRangeType;
+
+  for (const dxbc::RTS0::v2::DescriptorRange &Range : Table.Ranges) {
+    dxbc::DescriptorRangeType RangeType =
+        static_cast<dxbc::DescriptorRangeType>(Range.RangeType);
+
+    if (RangeType == dxbc::DescriptorRangeType::Sampler) {
+      HasSampler = true;
+    } else {
+      HasOtherRangeType = true;
+      OtherRangeType = RangeType;
+    }
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joaosaffran wrote:

Using curly brackets so it follows llvm coding style recommendations. 

https://github.com/llvm/llvm-project/pull/153276