[af746cc] | 1 | #include "AST/Create.hpp" |
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| 2 | #include "AST/Pass.hpp" |
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| 3 | #include "AST/TranslationUnit.hpp" |
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[c92bdcc] | 4 | #include "CodeGen/OperatorTable.hpp" // for isCtorDtor, isCtorDtorAssign |
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| 5 | #include "InitTweak/InitTweak.hpp" // for isAssignment, isCopyConstructor |
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[af746cc] | 6 | namespace Validate { |
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| 7 | |
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| 8 | namespace { |
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| 9 | class EnumAttrFuncGenerator { |
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[fc1a3e2] | 10 | const ast::EnumDecl* decl; |
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| 11 | unsigned int functionNesting; |
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[85855b0] | 12 | const ast::StructDecl* quasi_void_decl; |
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[fc1a3e2] | 13 | ast::Linkage::Spec proto_linkage; |
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| 14 | |
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| 15 | public: |
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| 16 | std::list<ast::ptr<ast::Decl>> forwards; |
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| 17 | std::list<ast::ptr<ast::Decl>> definitions; |
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| 18 | |
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| 19 | void generateAndAppendFunctions(std::list<ast::ptr<ast::Decl>>&); |
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| 20 | |
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| 21 | EnumAttrFuncGenerator( |
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| 22 | const ast::EnumDecl* decl, |
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[822332e] | 23 | const ast::EnumInstType*, |
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[fc1a3e2] | 24 | unsigned int functionNesting ) |
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| 25 | : decl(decl), |
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| 26 | functionNesting{functionNesting}, |
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[85855b0] | 27 | quasi_void_decl(new ast::StructDecl(decl->location, |
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| 28 | "quasi_void", ast::AggregateDecl::Struct, |
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| 29 | {}, ast::Linkage::AutoGen)), |
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[fc1a3e2] | 30 | proto_linkage{ast::Linkage::Cforall} {} |
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| 31 | |
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| 32 | private: |
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| 33 | const CodeLocation& getLocation() const { return decl->location; } |
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| 34 | |
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| 35 | ast::FunctionDecl* genProto( |
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| 36 | std::string&& name, std::vector<ast::ptr<ast::DeclWithType>>&& params, |
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| 37 | std::vector<ast::ptr<ast::DeclWithType>>&& returns) const; |
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| 38 | |
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| 39 | void produceDecl(const ast::FunctionDecl* decl); |
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| 40 | void produceForwardDecl(const ast::FunctionDecl* decl); |
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| 41 | |
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| 42 | const ast::Decl* getDecl() const { return decl; } |
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| 43 | |
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[c333ed2] | 44 | // Implement Bounded trait |
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| 45 | void genBoundedFunctions(); |
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| 46 | ast::FunctionDecl* genBoundedProto(const char *) const; |
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| 47 | void genBoundedBody(ast::FunctionDecl* func) const; |
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[eb7586e] | 48 | |
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[c333ed2] | 49 | // Implement Serial trait |
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| 50 | void genSerialTraitFuncs(); |
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| 51 | ast::FunctionDecl* genFromIntProto() const; |
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| 52 | ast::FunctionDecl* genFromInstanceProto() const; |
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| 53 | ast::FunctionDecl* genInstToInstFuncProto(const char* func) const; |
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[822332e] | 54 | void genFromIntBody(ast::FunctionDecl *) const; |
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[c333ed2] | 55 | void genFromInstanceBody(ast::FunctionDecl *) const; |
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| 56 | void genSuccPredBody(ast::FunctionDecl *, const char *) const; |
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[eb7586e] | 57 | |
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[85855b0] | 58 | void genTypeNameFunc(); |
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| 59 | |
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[c333ed2] | 60 | // Implement TypedEnum trait |
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| 61 | void genTypedEnumFuncs(); |
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| 62 | void genTypedEnumFunction(const ast::EnumAttribute attr); |
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[fc1a3e2] | 63 | ast::FunctionDecl* genPosnProto() const; |
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| 64 | ast::FunctionDecl* genLabelProto() const; |
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| 65 | ast::FunctionDecl* genValueProto() const; |
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[85855b0] | 66 | ast::FunctionDecl* genQuasiValueProto() const; |
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| 67 | ast::FunctionDecl* genTypeNameProto() const; |
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| 68 | |
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[c333ed2] | 69 | void genValueOrLabelBody( |
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| 70 | ast::FunctionDecl* func, ast::ObjectDecl* arrDecl) const; |
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| 71 | void genPosnBody(ast::FunctionDecl* func) const; |
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[85855b0] | 72 | void genQuasiValueBody(ast::FunctionDecl* func) const; |
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| 73 | void genTypeNameBody(ast::FunctionDecl* func) const; |
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[fc1a3e2] | 74 | |
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| 75 | // ---------------------------------------------------- |
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| 76 | |
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| 77 | const ast::Init* getAutoInit(const ast::Init* prev) const; |
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| 78 | |
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| 79 | std::vector<ast::ptr<ast::Init>> genLabelInit() const; |
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| 80 | |
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| 81 | std::vector<ast::ptr<ast::Init>> genValueInit() const; |
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| 82 | ast::ObjectDecl* genAttrArrayProto( |
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| 83 | const ast::EnumAttribute attr, const CodeLocation& location, |
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| 84 | std::vector<ast::ptr<ast::Init>>& inits) const; |
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[af746cc] | 85 | }; |
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| 86 | |
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| 87 | std::vector<ast::ptr<ast::Init>> EnumAttrFuncGenerator::genLabelInit() const { |
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[fc1a3e2] | 88 | std::vector<ast::ptr<ast::Init>> inits; |
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| 89 | for (size_t i = 0; i < decl->members.size(); i++) { |
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| 90 | ast::ptr<ast::Decl> mem = decl->members.at(i); |
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| 91 | auto memAsObjectDecl = mem.as<ast::ObjectDecl>(); |
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| 92 | assert(memAsObjectDecl); |
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| 93 | inits.emplace_back(new ast::SingleInit( |
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| 94 | mem->location, |
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| 95 | ast::ConstantExpr::from_string(mem->location, mem->name))); |
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| 96 | } |
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| 97 | return inits; |
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[af746cc] | 98 | } |
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| 99 | |
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| 100 | std::vector<ast::ptr<ast::Init>> EnumAttrFuncGenerator::genValueInit() const { |
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[fc1a3e2] | 101 | std::vector<ast::ptr<ast::Init>> inits; |
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| 102 | for (size_t i = 0; i < decl->members.size(); i++) { |
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| 103 | ast::ptr<ast::Decl> mem = decl->members.at(i); |
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| 104 | auto memAsObjectDecl = mem.as<ast::ObjectDecl>(); |
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| 105 | assert(memAsObjectDecl); |
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[bb336a6] | 106 | if (auto& init = memAsObjectDecl->init) { |
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[9d5eacb] | 107 | if ( auto singleInit = init.as<ast::SingleInit>() ) { |
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| 108 | if ( auto nameExpr = singleInit->value.as<ast::NameExpr>() ) { |
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| 109 | auto name = nameExpr->name; |
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| 110 | if (auto it = std::find_if(decl->members.begin(), decl->members.end(), |
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| 111 | [name](ast::ptr<ast::Decl> mem_decl) { |
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| 112 | return (mem_decl->name == name); |
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| 113 | }); it != std::end(decl->members) |
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| 114 | ) { |
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| 115 | auto index = std::distance( decl->members.begin(), it ); |
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| 116 | auto targetInit = inits.at(index).strict_as<ast::SingleInit>(); |
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| 117 | auto targetExpr = targetInit->value; |
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| 118 | inits.push_back( new ast::SingleInit( targetExpr->location, targetExpr ) ); |
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| 119 | continue; |
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| 120 | } |
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[bb336a6] | 121 | } |
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| 122 | } |
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[fc1a3e2] | 123 | inits.emplace_back(memAsObjectDecl->init); |
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| 124 | } else { |
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| 125 | const CodeLocation& location = mem->location; |
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| 126 | if (i == 0) { |
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| 127 | inits.emplace_back(new ast::SingleInit( |
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| 128 | location, ast::ConstantExpr::from_int(mem->location, 0))); |
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| 129 | } else { |
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| 130 | inits.emplace_back(getAutoInit(inits.at(i - 1))); |
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| 131 | } |
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| 132 | } |
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| 133 | } |
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| 134 | return inits; |
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[af746cc] | 135 | } |
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[85855b0] | 136 | |
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[af746cc] | 137 | const ast::Init* EnumAttrFuncGenerator::getAutoInit( |
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[fc1a3e2] | 138 | const ast::Init* prev) const { |
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| 139 | if (prev == nullptr) { |
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| 140 | return new ast::SingleInit( |
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| 141 | getLocation(), ast::ConstantExpr::from_int(getLocation(), 0)); |
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| 142 | } |
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| 143 | auto prevInit = dynamic_cast<const ast::SingleInit*>(prev); |
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| 144 | assert(prevInit); |
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| 145 | auto prevInitExpr = prevInit->value; |
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| 146 | if (auto constInit = prevInitExpr.as<ast::ConstantExpr>()) { |
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| 147 | // Assume no string literal for now |
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| 148 | return new ast::SingleInit( |
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| 149 | getLocation(), ast::ConstantExpr::from_int( |
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| 150 | getLocation(), constInit->intValue() + 1)); |
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| 151 | } else { |
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| 152 | auto untypedThisInit = new ast::UntypedExpr( |
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| 153 | getLocation(), new ast::NameExpr(getLocation(), "?++"), |
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| 154 | {prevInitExpr}); |
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| 155 | return new ast::SingleInit(getLocation(), untypedThisInit); |
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| 156 | } |
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[af746cc] | 157 | } |
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| 158 | |
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| 159 | ast::FunctionDecl* EnumAttrFuncGenerator::genProto( |
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[fc1a3e2] | 160 | std::string&& name, std::vector<ast::ptr<ast::DeclWithType>>&& params, |
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| 161 | std::vector<ast::ptr<ast::DeclWithType>>&& returns) const { |
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| 162 | ast::FunctionDecl* decl = new ast::FunctionDecl( |
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| 163 | // Auto-generated routines use the type declaration's location. |
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| 164 | getLocation(), std::move(name), {}, {}, std::move(params), |
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| 165 | std::move(returns), |
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| 166 | // Only a prototype, no body. |
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| 167 | nullptr, |
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| 168 | // Use static storage if we are at the top level. |
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| 169 | (0 < functionNesting) ? ast::Storage::Classes() : ast::Storage::Static, |
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| 170 | proto_linkage, std::vector<ast::ptr<ast::Attribute>>(), |
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| 171 | // Auto-generated routines are inline to avoid conflicts. |
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| 172 | ast::Function::Specs(ast::Function::Inline)); |
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| 173 | decl->fixUniqueId(); |
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| 174 | return decl; |
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[af746cc] | 175 | } |
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| 176 | |
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| 177 | void EnumAttrFuncGenerator::produceDecl(const ast::FunctionDecl* decl) { |
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[fc1a3e2] | 178 | assert(nullptr != decl->stmts); |
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[af746cc] | 179 | |
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[fc1a3e2] | 180 | definitions.push_back(decl); |
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[af746cc] | 181 | } |
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| 182 | |
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| 183 | void EnumAttrFuncGenerator::produceForwardDecl(const ast::FunctionDecl* decl) { |
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[fc1a3e2] | 184 | if (0 != functionNesting) return; |
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| 185 | ast::FunctionDecl* fwd = |
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| 186 | (decl->stmts) ? ast::asForward(decl) : ast::deepCopy(decl); |
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| 187 | fwd->fixUniqueId(); |
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| 188 | forwards.push_back(fwd); |
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[af746cc] | 189 | } |
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| 190 | |
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| 191 | ast::FunctionDecl* EnumAttrFuncGenerator::genPosnProto() const { |
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| 192 | return genProto( |
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[5eb3f65] | 193 | "posn", |
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[af746cc] | 194 | {new ast::ObjectDecl(getLocation(), "_i", new ast::EnumInstType(decl))}, |
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| 195 | {new ast::ObjectDecl(getLocation(), "_ret", |
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[cf191ac] | 196 | new ast::BasicType(ast::BasicKind::UnsignedInt))}); |
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[af746cc] | 197 | } |
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| 198 | |
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| 199 | ast::FunctionDecl* EnumAttrFuncGenerator::genLabelProto() const { |
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[fc1a3e2] | 200 | return genProto( |
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[5eb3f65] | 201 | "label", |
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[fc1a3e2] | 202 | {new ast::ObjectDecl(getLocation(), "_i", new ast::EnumInstType(decl))}, |
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| 203 | {new ast::ObjectDecl( |
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| 204 | getLocation(), "_ret", |
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[c2cf2d0] | 205 | new ast::PointerType( |
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| 206 | new ast::BasicType(ast::BasicKind::Char, ast::CV::Const)))}); |
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[af746cc] | 207 | } |
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| 208 | |
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| 209 | ast::FunctionDecl* EnumAttrFuncGenerator::genValueProto() const { |
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[f8f298c] | 210 | if (decl->isTyped()) |
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[85855b0] | 211 | return genProto( |
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[5eb3f65] | 212 | "value", |
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[85855b0] | 213 | {new ast::ObjectDecl(getLocation(), "_i", new ast::EnumInstType(decl))}, |
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| 214 | {new ast::ObjectDecl(getLocation(), "_ret", |
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| 215 | ast::deepCopy(decl->base))}); |
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| 216 | else |
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| 217 | return genQuasiValueProto(); |
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| 218 | } |
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| 219 | |
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| 220 | ast::FunctionDecl* EnumAttrFuncGenerator::genQuasiValueProto() const { |
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[fc1a3e2] | 221 | return genProto( |
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[5eb3f65] | 222 | "value", |
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[fc1a3e2] | 223 | {new ast::ObjectDecl(getLocation(), "_i", new ast::EnumInstType(decl))}, |
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| 224 | {new ast::ObjectDecl(getLocation(), "_ret", |
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[85855b0] | 225 | new ast::StructInstType(quasi_void_decl))}); |
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[af746cc] | 226 | } |
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| 227 | |
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[eb7586e] | 228 | ast::FunctionDecl* EnumAttrFuncGenerator::genFromIntProto() const { |
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| 229 | return genProto( |
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| 230 | "fromInt", |
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| 231 | {new ast::ObjectDecl(getLocation(), "_i", new ast::BasicType(ast::BasicKind::UnsignedInt))}, |
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| 232 | {new ast::ObjectDecl(getLocation(), "_ret", new ast::EnumInstType(decl))} |
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| 233 | ); |
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| 234 | } |
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| 235 | |
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| 236 | ast::FunctionDecl* EnumAttrFuncGenerator::genFromInstanceProto() const { |
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| 237 | return genProto( |
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| 238 | "fromInstance", |
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| 239 | {new ast::ObjectDecl(getLocation(), "_i", new ast::EnumInstType(decl))}, |
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| 240 | {new ast::ObjectDecl(getLocation(), "_ret", new ast::BasicType(ast::BasicKind::UnsignedInt))} |
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| 241 | ); |
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| 242 | } |
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| 243 | |
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[85855b0] | 244 | ast::FunctionDecl* EnumAttrFuncGenerator::genTypeNameProto() const { |
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| 245 | return genProto( |
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| 246 | "type_name", |
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| 247 | {new ast::ObjectDecl(getLocation(), "_i", new ast::EnumInstType(decl))}, |
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| 248 | {new ast::ObjectDecl( |
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| 249 | getLocation(), "_ret", |
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[c2cf2d0] | 250 | new ast::PointerType( |
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| 251 | new ast::BasicType(ast::BasicKind::Char, ast::CV::Const)))}); |
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[85855b0] | 252 | } |
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| 253 | |
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[eb7586e] | 254 | void EnumAttrFuncGenerator::genFromIntBody(ast::FunctionDecl* func) const { |
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| 255 | auto params = func->params; |
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| 256 | assert( params.size() == 1 ); |
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| 257 | auto param = params.front(); |
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| 258 | auto castExpr = new ast::CastExpr( |
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| 259 | func->location, |
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| 260 | new ast::VariableExpr(func->location, param), |
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| 261 | new ast::EnumInstType(decl), |
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| 262 | ast::GeneratedFlag::ExplicitCast |
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| 263 | ); |
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| 264 | func->stmts = new ast::CompoundStmt( |
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| 265 | func->location, {new ast::ReturnStmt(func->location, castExpr)} |
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| 266 | ); |
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| 267 | } |
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| 268 | |
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| 269 | void EnumAttrFuncGenerator::genFromInstanceBody(ast::FunctionDecl* func) const { |
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| 270 | auto params = func->params; |
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| 271 | assert( params.size() == 1 ); |
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| 272 | auto param = params.front(); |
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| 273 | ast::UntypedExpr* untyped = ast::UntypedExpr::createCall( |
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[5eb3f65] | 274 | func->location, "posn", { new ast::VariableExpr(func->location, param) }); |
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[eb7586e] | 275 | func->stmts = new ast::CompoundStmt( |
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| 276 | func->location, {new ast::ReturnStmt(func->location, untyped)} |
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| 277 | ); |
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| 278 | } |
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| 279 | |
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[c333ed2] | 280 | void EnumAttrFuncGenerator::genSuccPredBody(ast::FunctionDecl * func, const char* opt) const { |
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| 281 | auto params = func->params; |
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| 282 | assert( params.size() == 1 ); |
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| 283 | auto param = params.front(); |
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| 284 | auto enumToInt = new ast::CastExpr( |
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| 285 | func->location, |
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| 286 | new ast::VariableExpr(func->location, param), |
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| 287 | new ast::BasicType(ast::BasicKind::UnsignedInt), |
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| 288 | ast::GeneratedFlag::ExplicitCast |
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| 289 | ); |
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| 290 | ast::UntypedExpr* addOneExpr = ast::UntypedExpr::createCall( func->location, |
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| 291 | opt, |
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| 292 | {enumToInt, |
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| 293 | ast::ConstantExpr::from_int(func->location, 1)} |
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| 294 | ); |
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| 295 | auto intToEnum = new ast::CastExpr( |
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| 296 | func->location, |
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| 297 | addOneExpr, |
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| 298 | new ast::EnumInstType( decl ), |
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| 299 | ast::GeneratedFlag::ExplicitCast |
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| 300 | ); |
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| 301 | func->stmts = new ast::CompoundStmt( |
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| 302 | func->location, { |
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| 303 | new ast::ReturnStmt( |
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| 304 | func->location, |
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| 305 | intToEnum |
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| 306 | ) |
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| 307 | } |
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| 308 | ); |
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[eb7586e] | 309 | } |
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| 310 | |
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[c333ed2] | 311 | void EnumAttrFuncGenerator::genSerialTraitFuncs() { |
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| 312 | ast::FunctionDecl * protos[4] = { |
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| 313 | genFromIntProto(), |
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| 314 | genFromInstanceProto(), |
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| 315 | genInstToInstFuncProto("succ"), |
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| 316 | genInstToInstFuncProto("pred") |
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| 317 | }; |
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| 318 | for (auto& proto: protos) produceForwardDecl(proto); |
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| 319 | genFromIntBody(protos[0]); |
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| 320 | genFromInstanceBody(protos[1]); |
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| 321 | genSuccPredBody(protos[2], "?+?"); |
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| 322 | genSuccPredBody(protos[3], "?-?"); |
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[6d9aa79] | 323 | for (auto& proto: protos) produceDecl(proto); |
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[c333ed2] | 324 | } |
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| 325 | |
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| 326 | ast::FunctionDecl* EnumAttrFuncGenerator::genInstToInstFuncProto(const char * func) const { |
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[fc1a3e2] | 327 | return genProto( |
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[c333ed2] | 328 | func, |
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[fc1a3e2] | 329 | {new ast::ObjectDecl(getLocation(), "_i", new ast::EnumInstType(decl))}, |
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| 330 | {new ast::ObjectDecl(getLocation(), "_ret", |
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| 331 | new ast::EnumInstType(decl))}); |
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[af746cc] | 332 | } |
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| 333 | |
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[c333ed2] | 334 | ast::FunctionDecl* EnumAttrFuncGenerator::genBoundedProto(const char * func) const { |
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| 335 | return genProto(func, {}, { |
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[eb7586e] | 336 | new ast::ObjectDecl(getLocation(), "_i", new ast::EnumInstType(decl)) |
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| 337 | }); |
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| 338 | } |
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| 339 | |
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[c333ed2] | 340 | void EnumAttrFuncGenerator::genBoundedBody(ast::FunctionDecl* func) const { |
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[eb7586e] | 341 | const CodeLocation & loc = func->location; |
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[c333ed2] | 342 | auto mem = func->name=="lowerBound"? decl->members.front() : decl->members.back(); |
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[85855b0] | 343 | // auto expr = new ast::NameExpr( loc, mem->name ); |
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| 344 | auto expr = new ast::QualifiedNameExpr( loc, decl->name, mem->name ); |
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[eb7586e] | 345 | func->stmts = new ast::CompoundStmt( loc, {new ast::ReturnStmt(loc, expr)}); |
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| 346 | } |
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| 347 | |
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| 348 | void EnumAttrFuncGenerator::genBoundedFunctions() { |
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[c333ed2] | 349 | ast::FunctionDecl * boundedProtos[2] = {genBoundedProto("upperBound"), genBoundedProto("lowerBound")}; |
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| 350 | for (auto & protos: boundedProtos) { |
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| 351 | produceForwardDecl(protos); |
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| 352 | genBoundedBody(protos); |
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| 353 | produceDecl(protos); |
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| 354 | } |
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[eb7586e] | 355 | } |
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| 356 | |
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[af746cc] | 357 | ast::ObjectDecl* EnumAttrFuncGenerator::genAttrArrayProto( |
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[fc1a3e2] | 358 | const ast::EnumAttribute attr, const CodeLocation& location, |
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| 359 | std::vector<ast::ptr<ast::Init>>& inits) const { |
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| 360 | ast::ArrayType* arrT = new ast::ArrayType( |
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| 361 | attr == ast::EnumAttribute::Value |
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| 362 | ? decl->base |
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[c2cf2d0] | 363 | : new ast::PointerType( |
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| 364 | new ast::BasicType(ast::BasicKind::Char, ast::CV::Const)), |
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[fc1a3e2] | 365 | ast::ConstantExpr::from_int(decl->location, decl->members.size()), |
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| 366 | ast::LengthFlag::FixedLen, ast::DimensionFlag::DynamicDim); |
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| 367 | |
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| 368 | ast::ObjectDecl* objDecl = |
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| 369 | new ast::ObjectDecl( |
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| 370 | decl->location, decl->getUnmangeldArrayName( attr ), |
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| 371 | arrT, new ast::ListInit( location, std::move( inits ) ), |
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| 372 | ast::Storage::Static, ast::Linkage::AutoGen ); |
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| 373 | |
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| 374 | return objDecl; |
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[af746cc] | 375 | } |
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| 376 | |
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| 377 | void EnumAttrFuncGenerator::genValueOrLabelBody( |
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[fc1a3e2] | 378 | ast::FunctionDecl* func, ast::ObjectDecl* arrDecl) const { |
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| 379 | ast::UntypedExpr* untyped = ast::UntypedExpr::createCall( |
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| 380 | func->location, "?[?]", |
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| 381 | {new ast::NameExpr(func->location, arrDecl->name), |
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[eb7586e] | 382 | new ast::CastExpr( |
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| 383 | func->location, |
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| 384 | new ast::VariableExpr( func->location, func->params.front() ), |
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[acb33f15] | 385 | new ast::BasicType( ast::BasicKind::UnsignedInt ), |
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| 386 | ast::GeneratedFlag::ExplicitCast |
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| 387 | )}); |
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[fc1a3e2] | 388 | func->stmts = new ast::CompoundStmt( |
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| 389 | func->location, {new ast::ReturnStmt(func->location, untyped)}); |
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[af746cc] | 390 | } |
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| 391 | |
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[85855b0] | 392 | void EnumAttrFuncGenerator::genQuasiValueBody(ast::FunctionDecl* func) const { |
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| 393 | auto location = func->location; |
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| 394 | const ast::ObjectDecl * objDecl = new ast::ObjectDecl( |
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| 395 | location, "_out", new ast::StructInstType( quasi_void_decl )); |
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| 396 | const ast::DeclStmt * declStmt = new ast::DeclStmt(location, objDecl); |
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| 397 | const ast::VariableExpr * varExpr = new ast::VariableExpr(location, objDecl); |
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| 398 | const ast::ReturnStmt * retStmt = new ast::ReturnStmt(location, varExpr); |
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| 399 | |
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| 400 | func->stmts = new ast::CompoundStmt( |
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| 401 | location, {declStmt, retStmt} |
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| 402 | ); |
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| 403 | } |
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| 404 | |
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[af746cc] | 405 | void EnumAttrFuncGenerator::genPosnBody(ast::FunctionDecl* func) const { |
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[fc1a3e2] | 406 | auto castExpr = new ast::CastExpr( |
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| 407 | func->location, |
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| 408 | new ast::VariableExpr(func->location, func->params.front()), |
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[acb33f15] | 409 | new ast::BasicType( ast::BasicKind::UnsignedInt ), |
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| 410 | ast::GeneratedFlag::ExplicitCast); |
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[fc1a3e2] | 411 | func->stmts = new ast::CompoundStmt( |
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| 412 | func->location, {new ast::ReturnStmt(func->location, castExpr)}); |
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[af746cc] | 413 | } |
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| 414 | |
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[85855b0] | 415 | void EnumAttrFuncGenerator::genTypeNameBody(ast::FunctionDecl* func) const { |
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| 416 | const ast::Expr * type_name = ast::ConstantExpr::from_string(func->location, decl->name); |
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| 417 | func->stmts = new ast::CompoundStmt( |
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| 418 | func->location, {new ast::ReturnStmt(func->location, type_name)} |
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| 419 | ); |
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| 420 | } |
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| 421 | |
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[c333ed2] | 422 | void EnumAttrFuncGenerator::genTypedEnumFunction(const ast::EnumAttribute attr) { |
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[85855b0] | 423 | if (attr == ast::EnumAttribute::Value) { |
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[bb336a6] | 424 | if (decl->isTyped()) { |
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[85855b0] | 425 | // TypedEnum's backing arrays |
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| 426 | std::vector<ast::ptr<ast::Init>> inits = genValueInit(); |
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| 427 | ast::ObjectDecl* arrayProto = |
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| 428 | genAttrArrayProto(attr, getLocation(), inits); |
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| 429 | forwards.push_back(arrayProto); |
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| 430 | |
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| 431 | ast::FunctionDecl* funcProto = genValueProto(); |
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| 432 | produceForwardDecl(funcProto); |
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| 433 | genValueOrLabelBody(funcProto, arrayProto); |
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| 434 | produceDecl(funcProto); |
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| 435 | } else { |
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| 436 | ast::FunctionDecl* funcProto = genQuasiValueProto(); |
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| 437 | produceForwardDecl(funcProto); |
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| 438 | genQuasiValueBody(funcProto); |
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| 439 | produceDecl(funcProto); |
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| 440 | } |
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| 441 | } else if (attr == ast::EnumAttribute::Label) { |
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| 442 | std::vector<ast::ptr<ast::Init>> inits = genLabelInit(); |
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[fc1a3e2] | 443 | ast::ObjectDecl* arrayProto = |
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| 444 | genAttrArrayProto(attr, getLocation(), inits); |
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| 445 | forwards.push_back(arrayProto); |
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[85855b0] | 446 | ast::FunctionDecl* funcProto = genLabelProto(); |
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[fc1a3e2] | 447 | produceForwardDecl(funcProto); |
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| 448 | genValueOrLabelBody(funcProto, arrayProto); |
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| 449 | produceDecl(funcProto); |
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| 450 | } else { |
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| 451 | ast::FunctionDecl* funcProto = genPosnProto(); |
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| 452 | produceForwardDecl(funcProto); |
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| 453 | genPosnBody(funcProto); |
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| 454 | produceDecl(funcProto); |
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| 455 | } |
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[af746cc] | 456 | } |
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| 457 | |
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[c333ed2] | 458 | void EnumAttrFuncGenerator::genTypedEnumFuncs() { |
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[725f777f] | 459 | genTypedEnumFunction(ast::EnumAttribute::Value); |
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| 460 | genTypedEnumFunction(ast::EnumAttribute::Label); |
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| 461 | genTypedEnumFunction(ast::EnumAttribute::Posn); |
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[af746cc] | 462 | } |
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| 463 | |
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[85855b0] | 464 | void EnumAttrFuncGenerator::genTypeNameFunc() { |
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| 465 | ast::FunctionDecl* funcProto = genTypeNameProto(); |
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| 466 | produceForwardDecl(funcProto); |
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| 467 | genTypeNameBody(funcProto); |
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| 468 | produceDecl(funcProto); |
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| 469 | } |
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| 470 | |
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[af746cc] | 471 | void EnumAttrFuncGenerator::generateAndAppendFunctions( |
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[fc1a3e2] | 472 | std::list<ast::ptr<ast::Decl>>& decls) { |
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| 473 | // Generate the functions (they go into forwards and definitions). |
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[725f777f] | 474 | genTypeNameFunc(); |
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[c333ed2] | 475 | genTypedEnumFuncs(); |
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[725f777f] | 476 | genSerialTraitFuncs(); |
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| 477 | genBoundedFunctions(); |
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[fc1a3e2] | 478 | // Now export the lists contents. |
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| 479 | decls.splice(decls.end(), forwards); |
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| 480 | decls.splice(decls.end(), definitions); |
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[af746cc] | 481 | } |
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| 482 | |
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| 483 | // --------------------------------------------------------- |
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| 484 | |
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[fc1a3e2] | 485 | struct ImplementEnumFunc final : |
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| 486 | public ast::WithDeclsToAdd<>, public ast::WithShortCircuiting { |
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| 487 | void previsit(const ast::EnumDecl* enumDecl); |
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| 488 | void previsit(const ast::FunctionDecl* functionDecl); |
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| 489 | void postvisit(const ast::FunctionDecl* functionDecl); |
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[af746cc] | 490 | |
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[fc1a3e2] | 491 | private: |
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| 492 | // Current level of nested functions. |
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| 493 | unsigned int functionNesting = 0; |
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[af746cc] | 494 | }; |
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| 495 | |
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| 496 | void ImplementEnumFunc::previsit(const ast::EnumDecl* enumDecl) { |
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[5ccc733] | 497 | if (!enumDecl->body || !enumDecl->isCfa) return; |
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[fc1a3e2] | 498 | ast::EnumInstType enumInst(enumDecl->name); |
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| 499 | enumInst.base = enumDecl; |
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| 500 | EnumAttrFuncGenerator gen(enumDecl, &enumInst, functionNesting); |
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[725f777f] | 501 | gen.generateAndAppendFunctions(declsToAddAfter); |
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[af746cc] | 502 | } |
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| 503 | |
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| 504 | void ImplementEnumFunc::previsit(const ast::FunctionDecl*) { |
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[fc1a3e2] | 505 | functionNesting += 1; |
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[af746cc] | 506 | } |
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| 507 | |
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| 508 | void ImplementEnumFunc::postvisit(const ast::FunctionDecl*) { |
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[fc1a3e2] | 509 | functionNesting -= 1; |
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[af746cc] | 510 | } |
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| 511 | |
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[fc1a3e2] | 512 | } // namespace |
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[af746cc] | 513 | |
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| 514 | void implementEnumFunc(ast::TranslationUnit& translationUnit) { |
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[fc1a3e2] | 515 | ast::Pass<ImplementEnumFunc>::run(translationUnit); |
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[af746cc] | 516 | } |
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[fc1a3e2] | 517 | |
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| 518 | } // namespace Validate |
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