Overhaul global inst deduplication and cpp/cuda backend. (#2654)

* Overhaul global inst deduplication and cpp/cuda backend.

* Update IR documentation.

---------

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

1 files changed, 1 insertions, 37 deletions

diff --git a/source/slang/slang-emit-cpp.h b/source/slang/slang-emit-cpp.h
index c5b9f3d9c..ec70b02b8 100644
--- a/source/slang/slang-emit-cpp.h
+++ b/source/slang/slang-emit-cpp.h
@@ -39,9 +39,6 @@ public:
     };
 
     virtual void useType(IRType* type);
-    virtual void emitCall(const HLSLIntrinsic* specOp, IRInst* inst, const IRUse* operands, int numOperands, const EmitOpInfo& inOuterPrec);
-    virtual void emitTypeDefinition(IRType* type);
-    virtual void emitSpecializedOperationDefinition(const HLSLIntrinsic* specOp);
     
     static UnownedStringSlice getBuiltinTypeName(IROp op);
     
@@ -78,43 +75,21 @@ protected:
     virtual void emitVarDecorationsImpl(IRInst* var) SLANG_OVERRIDE;
     virtual void emitGlobalInstImpl(IRInst* inst) SLANG_OVERRIDE;
 
-    virtual const UnownedStringSlice* getVectorElementNames(BaseType elemType, Index elemCount);
+    const UnownedStringSlice* getVectorElementNames(BaseType elemType, Index elemCount);
     
     // Replaceable for classes derived from CPPSourceEmitter
     virtual SlangResult calcTypeName(IRType* type, CodeGenTarget target, StringBuilder& out);
-    virtual SlangResult calcFuncName(const HLSLIntrinsic* specOp, StringBuilder& out);
-    virtual SlangResult calcScalarFuncName(HLSLIntrinsic::Op op, IRBasicType* type, StringBuilder& outBuilder);
 
     const UnownedStringSlice* getVectorElementNames(IRVectorType* vectorType);
 
-    void _maybeEmitSpecializedOperationDefinition(const HLSLIntrinsic* specOp);
-
     void _emitForwardDeclarations(const List<EmitAction>& actions);
 
-    void _emitAryDefinition(const HLSLIntrinsic* specOp);
-
-    // Really we don't want any of these defined like they are here, they should be defined in slang stdlib 
-    void _emitAnyAllDefinition(const UnownedStringSlice& funcName, const HLSLIntrinsic* specOp);
-    void _emitConstructConvertDefinition(const UnownedStringSlice& funcName, const HLSLIntrinsic* specOp);
-    void _emitConstructFromScalarDefinition(const UnownedStringSlice& funcName, const HLSLIntrinsic* specOp);
-    void _emitGetAtDefinition(const UnownedStringSlice& funcName, const HLSLIntrinsic* specOp);
-    void _emitInitDefinition(const UnownedStringSlice& funcName, const HLSLIntrinsic* specOp);
-
-    void _emitSignature(const UnownedStringSlice& funcName, const HLSLIntrinsic* specOp);
-
     void _emitInOutParamType(IRType* type, String const& name, IRType* valueType);
 
-
-    UnownedStringSlice _getAndEmitSpecializedOperationDefinition(HLSLIntrinsic::Op op, IRType*const* argTypes, Int argCount, IRType* retType);
-
     static TypeDimension _getTypeDimension(IRType* type, bool vecSwap);
 
     void _emitAccess(const UnownedStringSlice& name, const TypeDimension& dimension, int row, int col, SourceWriter* writer);
 
-    UnownedStringSlice _getScalarFuncName(HLSLIntrinsic::Op operation, IRBasicType* scalarType);
-
-    UnownedStringSlice _getFuncName(const HLSLIntrinsic* specOp);
-
     UnownedStringSlice _getTypeName(IRType* type);
     
     SlangResult _calcCPPTextureTypeName(IRTextureTypeBase* texType, StringBuilder& outName);
@@ -126,8 +101,6 @@ protected:
 
     void _emitInitAxisValues(const Int sizeAlongAxis[kThreadGroupAxisCount], const UnownedStringSlice& mulName, const UnownedStringSlice& addName);
 
-    bool _tryEmitInstExprAsIntrinsic(IRInst* inst, const EmitOpInfo& inOuterPrec);
-
         // Emit the actual definition (including intializer list)
         // of all the witness table objects in `pendingWitnessTableDefinitions`.
     void _emitWitnessTableDefinitions();
@@ -136,18 +109,9 @@ protected:
     void _getExportStyle(IRInst* inst, bool& outIsExport, bool& outIsExternC);
     void _maybeEmitExportLike(IRInst* inst);
 
-    HLSLIntrinsic* _addIntrinsic(HLSLIntrinsic::Op op, IRType* returnType, IRType*const* argTypes, Index argTypeCount);
-
     static bool _isVariable(IROp op);
 
     Dictionary<IRType*, StringSlicePool::Handle> m_typeNameMap;
-    Dictionary<const HLSLIntrinsic*, StringSlicePool::Handle> m_intrinsicNameMap;
-
-    IRTypeSet m_typeSet;
-    RefPtr<HLSLIntrinsicOpLookup> m_opLookup;
-    HLSLIntrinsicSet m_intrinsicSet;
-
-    HashSet<const HLSLIntrinsic*> m_intrinsicEmitted;
 
     HashSet<IRInterfaceType*> m_interfaceTypesEmitted;