Fixes for Metal ParameterBlock support. (#4752)

1 files changed, 8 insertions, 0 deletions

diff --git a/source/slang/slang-emit.cpp b/source/slang/slang-emit.cpp
index a8ed469fa..044f79531 100644
--- a/source/slang/slang-emit.cpp
+++ b/source/slang/slang-emit.cpp
@@ -15,6 +15,7 @@
 #include "slang-ir-dce.h"
 #include "slang-ir-diff-call.h"
 #include "slang-ir-check-recursive-type.h"
+#include "slang-ir-check-shader-parameter-type.h"
 #include "slang-ir-autodiff.h"
 #include "slang-ir-defunctionalization.h"
 #include "slang-ir-dll-export.h"
@@ -739,8 +740,15 @@ Result linkAndOptimizeIR(
     }
 
     if (targetProgram->getOptionSet().shouldRunNonEssentialValidation())
+    {
         checkForRecursiveTypes(irModule, sink);
 
+        // For some targets, we are more restrictive about what types are allowed
+        // to be used as shader parameters in ConstantBuffer/ParameterBlock.
+        // We will check for these restrictions here.
+        checkForInvalidShaderParameterType(targetRequest, irModule, sink);
+    }
+
     if (sink->getErrorCount() != 0)
         return SLANG_FAIL;