From 2e1c15f36b42374455228e37885bdb221f302050 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Wed, 2 Nov 2022 12:12:18 -0700
Subject: Rework differential conformance dictionary checking. (#2483)

* Rework differential conformance dictionary checking.

* Revert space changes.

Co-authored-by: Yong He <yhe@nvidia.com>
---
 source/slang/slang-ir-link.cpp | 29 +----------------------------
 1 file changed, 1 insertion(+), 28 deletions(-)

(limited to 'source/slang/slang-ir-link.cpp')

diff --git a/source/slang/slang-ir-link.cpp b/source/slang/slang-ir-link.cpp
index eb899b69c..ad4f691f1 100644
--- a/source/slang/slang-ir-link.cpp
+++ b/source/slang/slang-ir-link.cpp
@@ -238,7 +238,6 @@ IRInst* IRSpecContext::maybeCloneValue(IRInst* originalValue)
     case kIROp_WitnessTable:
     case kIROp_InterfaceType:
     case kIROp_TaggedUnionType:
-    case kIROp_DifferentiableTypeDictionary:
         return cloneGlobalValue(this, originalValue);
 
     case kIROp_BoolLit:
@@ -593,24 +592,6 @@ IRWitnessTable* cloneWitnessTableImpl(
     return clonedTable;
 }
 
-IRInst* cloneDifferentiableTypeDictionary(
-    IRSpecContextBase*  context,
-    IRBuilder*          builder,
-    IRInst*             originalDict,
-    IROriginalValuesForClone const& originalValues,
-    IRInst* dstDict = nullptr,
-    bool registerValue = true)
-{
-    IRInst* clonedDict = dstDict;
-    if (!clonedDict)
-    {
-        clonedDict = builder->emitDifferentiableTypeDictionary();
-    }
-    cloneSimpleGlobalValueImpl(context, originalDict, originalValues, clonedDict, registerValue);
-    return clonedDict;
-}
-
-
 IRWitnessTable* cloneWitnessTableWithoutRegistering(
     IRSpecContextBase*  context,
     IRBuilder*          builder,
@@ -1138,9 +1119,6 @@ IRInst* cloneInst(
     case kIROp_GlobalGenericParam:
         return cloneGlobalGenericParamImpl(context, builder, cast<IRGlobalGenericParam>(originalInst), originalValues);
     
-    case kIROp_DifferentiableTypeDictionary:
-        return cloneDifferentiableTypeDictionary(context, builder, originalInst, originalValues);
-
     default:
         break;
     }
@@ -1164,9 +1142,8 @@ IRInst* cloneInst(
     }
     builder->addInst(clonedInst);
     context->builder = oldBuilder;
-    cloneDecorations(context, clonedInst, originalInst);
+    cloneDecorationsAndChildren(context, clonedInst, originalInst);
     cloneExtraDecorations(context, clonedInst, originalValues);
-
     return clonedInst;
 }
 
@@ -1530,10 +1507,6 @@ LinkedIR linkIR(
             {
                 cloneValue(context, bindInst);
             }
-            else if (inst->getOp() == kIROp_DifferentiableTypeDictionary)
-            {
-                cloneValue(context, inst);
-            }
         }
     }
 
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