Make DeclRefBase a Val, and DeclRef<T> a helper class. (#2967)

* Make DeclRefBase a Val, and DeclRef<T> a helper class.

* Fixes.

* Workaround gcc parser issue.

* Revert NodeOperand change.

* Fix.

* Fix clang incomplete class complains.

* Fix code review.

* Small cleanups and improvements.

---------

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 11 insertions, 11 deletions

diff --git a/source/slang/slang-parameter-binding.cpp b/source/slang/slang-parameter-binding.cpp
index 4679e58c3..e22bc0597 100644
--- a/source/slang/slang-parameter-binding.cpp
+++ b/source/slang/slang-parameter-binding.cpp
@@ -960,7 +960,7 @@ static void addExplicitParameterBindings_HLSL(
             // TODO: warning here!
         }
 
-        addExplicitParameterBinding(context, parameterInfo, varDecl, semanticInfo, count);
+        addExplicitParameterBinding(context, parameterInfo, varDecl.getDecl(), semanticInfo, count);
     }
 }
 
@@ -1048,7 +1048,7 @@ static void addExplicitParameterBindings_GLSL(
         auto count = resInfo->count;
         semanticInfo.kind = kind;
 
-        addExplicitParameterBinding(context, parameterInfo, varDecl, semanticInfo, count);
+        addExplicitParameterBinding(context, parameterInfo, varDecl.getDecl(), semanticInfo, count);
         return;
     }
 
@@ -1071,7 +1071,7 @@ static void addExplicitParameterBindings_GLSL(
         // 
         // TODO(JS): I suppose there is some ambiguity here, because if we did a semantic lookup, and it didn't have a vulkanKind
         // or didn't parse correctly we wouldn't issue this message.
-        getSink(context)->diagnose(varDecl, Diagnostics::cannotInferVulkanBindingWithoutRegisterModifier, varDecl);
+        getSink(context)->diagnose(varDecl.getDecl(), Diagnostics::cannotInferVulkanBindingWithoutRegisterModifier, varDecl);
         return;
     }
             
@@ -1098,7 +1098,7 @@ static void addExplicitParameterBindings_GLSL(
     {
         // If we made it here, there are shift options, but there isn't one for the space/kind specified
         // That could be a problem and unexpected, so issue a warning
-        getSink(context)->diagnose(varDecl, Diagnostics::hlslToVulkanMappingNotFound, varDecl);
+        getSink(context)->diagnose(varDecl.getDecl(), Diagnostics::hlslToVulkanMappingNotFound, varDecl);
         return;
     }
 
@@ -1111,7 +1111,7 @@ static void addExplicitParameterBindings_GLSL(
                     
     const LayoutSize count = resInfo->count;
 
-    addExplicitParameterBinding(context, parameterInfo, varDecl, semanticInfo, count);
+    addExplicitParameterBinding(context, parameterInfo, varDecl.getDecl(), semanticInfo, count);
 }
 
 // Given a single parameter, collect whatever information we have on
@@ -2071,7 +2071,7 @@ static RefPtr<TypeLayout> processEntryPointVaryingParameter(
                     auto fieldResInfo = fieldVarLayout->FindResourceInfo(kind);
                     if( !fieldResInfo )
                     {
-                        if(!firstImplicit) firstImplicit = field;
+                        if(!firstImplicit) firstImplicit = field.getDecl();
 
                         // In the implicit-layout case, we assign the field
                         // the next available offset after the fields that
@@ -2083,7 +2083,7 @@ static RefPtr<TypeLayout> processEntryPointVaryingParameter(
                     }
                     else
                     {
-                        if(!firstExplicit) firstExplicit = field;
+                        if(!firstExplicit) firstExplicit = field.getDecl();
 
                         // In the explicit case, the field already has offset
                         // information, and we just need to update the computed
@@ -2108,7 +2108,7 @@ static RefPtr<TypeLayout> processEntryPointVaryingParameter(
 
             if( auto concreteType = findGlobalGenericSpecializationArg(
                 layoutContext,
-                globalGenericParamDecl) )
+                globalGenericParamDecl.getDecl()) )
             {
                 // If we know what concrete type has been used to specialize
                 // the global generic type parameter, then we should use
@@ -2134,7 +2134,7 @@ static RefPtr<TypeLayout> processEntryPointVaryingParameter(
                 // to the generic type, since we can't know how many "slots"
                 // of varying input/output it would consume.
                 //
-                return createTypeLayoutForGlobalGenericTypeParam(layoutContext, type, globalGenericParamDecl);
+                return createTypeLayoutForGlobalGenericTypeParam(layoutContext, type, globalGenericParamDecl.getDecl());
             }
         }
         else if (auto associatedTypeParam = declRef.as<AssocTypeDecl>())
@@ -2726,7 +2726,7 @@ static RefPtr<EntryPointLayout> collectEntryPointParameters(
 
         // Any generic specialization applied to the entry-point function
         // must also be applied to its parameters.
-        paramDeclRef.substitutions = entryPointFuncDeclRef.substitutions;
+        paramDeclRef = context->getASTBuilder()->getSpecializedDeclRef(paramDeclRef.getDecl(), entryPointFuncDeclRef.getSubst());
 
         // When computing layout for an entry-point parameter,
         // we want to make sure that the layout context has access
@@ -3782,7 +3782,7 @@ RefPtr<ProgramLayout> generateParameterBindings(
             if( varLayout->typeLayout->FindResourceInfo(LayoutResourceKind::Uniform) )
             {
                 needDefaultConstantBuffer = true;
-                diagnoseGlobalUniform(&sharedContext, varLayout->varDecl);
+                diagnoseGlobalUniform(&sharedContext, varLayout->varDecl.getDecl());
             }
         }
     }