| /* |
| * Copyright (C) 2019 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #pragma once |
| |
| #if ENABLE(WEBGPU) |
| |
| #include "WHLSLMangledNames.h" |
| #include "WHLSLUnnamedTypeHash.h" |
| #include "WHLSLVisitor.h" |
| #include <wtf/HashMap.h> |
| #include <wtf/text/WTFString.h> |
| |
| namespace WebCore { |
| |
| namespace WHLSL { |
| |
| namespace AST { |
| |
| class EnumerationDefinition; |
| class EnumerationMember; |
| class NamedType; |
| class NativeTypeDeclaration; |
| class StructureDefinition; |
| class TypeDefinition; |
| class UnnamedType; |
| |
| } |
| |
| class Program; |
| |
| namespace Metal { |
| |
| class BaseTypeNameNode; |
| |
| class TypeNamer : private Visitor { |
| public: |
| TypeNamer(Program&); |
| virtual ~TypeNamer(); |
| |
| void emitMetalTypes(StringBuilder&); |
| |
| // Must be called after calling emitMetalTypes(). |
| String mangledNameForType(AST::NativeTypeDeclaration&); |
| MangledTypeName mangledNameForType(AST::UnnamedType&); |
| MangledOrNativeTypeName mangledNameForType(AST::NamedType&); |
| MangledEnumerationMemberName mangledNameForEnumerationMember(AST::EnumerationMember&); |
| MangledStructureElementName mangledNameForStructureElement(AST::StructureElement&); |
| |
| MangledTypeName generateNextTypeName() { return { m_typeCount++ }; } |
| MangledStructureElementName generateNextStructureElementName() { return { m_structureElementCount++ }; } |
| |
| private: |
| void visit(AST::UnnamedType&) override; |
| void visit(AST::EnumerationDefinition&) override; |
| void visit(AST::NativeTypeDeclaration&) override; |
| void visit(AST::StructureDefinition&) override; |
| void visit(AST::TypeDefinition&) override; |
| void visit(AST::Expression&) override; |
| void visit(AST::CallExpression&) override; |
| |
| MangledEnumerationMemberName generateNextEnumerationMemberName() { return { m_enumerationMemberCount++ }; } |
| |
| void emitNamedTypeDefinition(StringBuilder&, AST::NamedType&, Vector<std::reference_wrapper<AST::UnnamedType>>&, HashSet<AST::NamedType*>& emittedNamedTypes, HashSet<UnnamedTypeKey>& emittedUnnamedTypes); |
| void emitUnnamedTypeDefinition(StringBuilder&, AST::UnnamedType&, MangledTypeName, HashSet<AST::NamedType*>& emittedNamedTypes, HashSet<UnnamedTypeKey>& emittedUnnamedTypes); |
| void emitMetalTypeDeclarations(StringBuilder&); |
| void emitMetalTypeDefinitions(StringBuilder&); |
| |
| void generateUniquedTypeName(AST::UnnamedType&); |
| |
| Program& m_program; |
| HashMap<UnnamedTypeKey, MangledTypeName> m_unnamedTypeMapping; |
| HashMap<AST::NamedType*, MangledTypeName> m_namedTypeMapping; |
| HashMap<AST::NamedType*, Vector<std::reference_wrapper<AST::UnnamedType>>> m_dependencyGraph; |
| HashMap<AST::EnumerationMember*, MangledEnumerationMemberName> m_enumerationMemberMapping; |
| HashMap<AST::StructureElement*, MangledStructureElementName> m_structureElementMapping; |
| unsigned m_typeCount { 0 }; |
| unsigned m_enumerationMemberCount { 0 }; |
| unsigned m_structureElementCount { 0 }; |
| }; |
| |
| } // namespace Metal |
| |
| } // namespace WHLSL |
| |
| } // namespace WebCore |
| |
| #endif |