LCOV - code coverage report
Current view: top level - gcc/rust/util - rust-attributes.h (source / functions) Coverage Total Hit
Test: gcc.info Lines: 100.0 % 7 7
Test Date: 2024-03-23 14:05:01 Functions: 100.0 % 1 1
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: - 0 0

             Branch data     Line data    Source code
       1                 :             : // Copyright (C) 2020-2024 Free Software Foundation, Inc.
       2                 :             : 
       3                 :             : // This file is part of GCC.
       4                 :             : 
       5                 :             : // GCC is free software; you can redistribute it and/or modify it under
       6                 :             : // the terms of the GNU General Public License as published by the Free
       7                 :             : // Software Foundation; either version 3, or (at your option) any later
       8                 :             : // version.
       9                 :             : 
      10                 :             : // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      11                 :             : // WARRANTY; without even the implied warranty of MERCHANTABILITY or
      12                 :             : // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      13                 :             : // for more details.
      14                 :             : 
      15                 :             : // You should have received a copy of the GNU General Public License
      16                 :             : // along with GCC; see the file COPYING3.  If not see
      17                 :             : // <http://www.gnu.org/licenses/>.
      18                 :             : #ifndef RUST_ATTRIBUTES_H
      19                 :             : #define RUST_ATTRIBUTES_H
      20                 :             : 
      21                 :             : #include "rust-ast.h"
      22                 :             : #include "rust-system.h"
      23                 :             : #include "rust-ast-visitor.h"
      24                 :             : 
      25                 :             : namespace Rust {
      26                 :             : namespace Analysis {
      27                 :             : 
      28                 :             : enum CompilerPass
      29                 :             : {
      30                 :             :   UNKNOWN,
      31                 :             : 
      32                 :             :   EXPANSION,
      33                 :             :   NAME_RESOLUTION,
      34                 :             :   HIR_LOWERING,
      35                 :             :   TYPE_CHECK,
      36                 :             :   STATIC_ANALYSIS,
      37                 :             :   CODE_GENERATION
      38                 :             : };
      39                 :             : 
      40                 :      265099 : struct BuiltinAttrDefinition
      41                 :             : {
      42                 :             :   std::string name;
      43                 :             :   CompilerPass handler;
      44                 :             : 
      45                 :         370 :   static BuiltinAttrDefinition get_error ()
      46                 :             :   {
      47                 :         370 :     return BuiltinAttrDefinition{"", UNKNOWN};
      48                 :             :   }
      49                 :             : 
      50                 :         413 :   static BuiltinAttrDefinition &error_node ()
      51                 :             :   {
      52                 :         783 :     static BuiltinAttrDefinition error_node = get_error ();
      53                 :         413 :     return error_node;
      54                 :             :   }
      55                 :             : 
      56                 :        5959 :   bool is_error () const { return name.empty (); }
      57                 :             : };
      58                 :             : 
      59                 :             : class BuiltinAttributeMappings
      60                 :             : {
      61                 :             : public:
      62                 :             :   static BuiltinAttributeMappings *get ();
      63                 :             : 
      64                 :             :   const BuiltinAttrDefinition &
      65                 :             :   lookup_builtin (const std::string &attr_name) const;
      66                 :             : 
      67                 :             : private:
      68                 :             :   BuiltinAttributeMappings ();
      69                 :             : 
      70                 :             :   std::map<std::string, const BuiltinAttrDefinition> mappings;
      71                 :             : };
      72                 :             : 
      73                 :             : /**
      74                 :             :  * Checks the validity of various attributes. The goal of this visitor is to
      75                 :             :  * make sure that attributes are applied in allowed contexts, for example to
      76                 :             :  * make sure that #[inline] is only applied to functions and closures, as well
      77                 :             :  * as checking the "arguments" or input given to these attributes, making sure
      78                 :             :  * it is appropriate and valid.
      79                 :             :  */
      80                 :             : class AttributeChecker : public AST::DefaultASTVisitor
      81                 :             : {
      82                 :             : public:
      83                 :             :   AttributeChecker ();
      84                 :             : 
      85                 :             :   /**
      86                 :             :    * Check all the attributes of all the items of a crate
      87                 :             :    */
      88                 :             :   void go (AST::Crate &crate);
      89                 :             : 
      90                 :             : private:
      91                 :             :   using AST::DefaultASTVisitor::visit;
      92                 :             :   /* Check the validity of a given attribute */
      93                 :             :   void check_attribute (const AST::Attribute &attribute);
      94                 :             : 
      95                 :             :   /* Check the validity of all given attributes */
      96                 :             :   void check_attributes (const AST::AttrVec &attributes);
      97                 :             : 
      98                 :             :   // rust-ast.h
      99                 :             :   void visit (AST::Crate &crate) override;
     100                 :             :   void visit (AST::Token &tok) override;
     101                 :             :   void visit (AST::DelimTokenTree &delim_tok_tree) override;
     102                 :             :   void visit (AST::AttrInputMetaItemContainer &input) override;
     103                 :             :   void visit (AST::IdentifierExpr &ident_expr) override;
     104                 :             :   void visit (AST::Lifetime &lifetime) override;
     105                 :             :   void visit (AST::LifetimeParam &lifetime_param) override;
     106                 :             :   void visit (AST::ConstGenericParam &const_param) override;
     107                 :             : 
     108                 :             :   // rust-path.h
     109                 :             :   void visit (AST::PathInExpression &path) override;
     110                 :             :   void visit (AST::TypePathSegment &segment) override;
     111                 :             :   void visit (AST::TypePathSegmentGeneric &segment) override;
     112                 :             :   void visit (AST::TypePathSegmentFunction &segment) override;
     113                 :             :   void visit (AST::TypePath &path) override;
     114                 :             :   void visit (AST::QualifiedPathInExpression &path) override;
     115                 :             :   void visit (AST::QualifiedPathInType &path) override;
     116                 :             : 
     117                 :             :   // rust-expr.h
     118                 :             :   void visit (AST::LiteralExpr &expr) override;
     119                 :             :   void visit (AST::AttrInputLiteral &attr_input) override;
     120                 :             :   void visit (AST::AttrInputMacro &attr_input) override;
     121                 :             :   void visit (AST::MetaItemLitExpr &meta_item) override;
     122                 :             :   void visit (AST::MetaItemPathLit &meta_item) override;
     123                 :             :   void visit (AST::BorrowExpr &expr) override;
     124                 :             :   void visit (AST::DereferenceExpr &expr) override;
     125                 :             :   void visit (AST::ErrorPropagationExpr &expr) override;
     126                 :             :   void visit (AST::NegationExpr &expr) override;
     127                 :             :   void visit (AST::ArithmeticOrLogicalExpr &expr) override;
     128                 :             :   void visit (AST::ComparisonExpr &expr) override;
     129                 :             :   void visit (AST::LazyBooleanExpr &expr) override;
     130                 :             :   void visit (AST::TypeCastExpr &expr) override;
     131                 :             :   void visit (AST::AssignmentExpr &expr) override;
     132                 :             :   void visit (AST::CompoundAssignmentExpr &expr) override;
     133                 :             :   void visit (AST::GroupedExpr &expr) override;
     134                 :             :   void visit (AST::ArrayElemsValues &elems) override;
     135                 :             :   void visit (AST::ArrayElemsCopied &elems) override;
     136                 :             :   void visit (AST::ArrayExpr &expr) override;
     137                 :             :   void visit (AST::ArrayIndexExpr &expr) override;
     138                 :             :   void visit (AST::TupleExpr &expr) override;
     139                 :             :   void visit (AST::TupleIndexExpr &expr) override;
     140                 :             :   void visit (AST::StructExprStruct &expr) override;
     141                 :             :   void visit (AST::StructExprFieldIdentifier &field) override;
     142                 :             :   void visit (AST::StructExprFieldIdentifierValue &field) override;
     143                 :             :   void visit (AST::StructExprFieldIndexValue &field) override;
     144                 :             :   void visit (AST::StructExprStructFields &expr) override;
     145                 :             :   void visit (AST::StructExprStructBase &expr) override;
     146                 :             :   void visit (AST::CallExpr &expr) override;
     147                 :             :   void visit (AST::MethodCallExpr &expr) override;
     148                 :             :   void visit (AST::FieldAccessExpr &expr) override;
     149                 :             :   void visit (AST::ClosureExprInner &expr) override;
     150                 :             :   void visit (AST::BlockExpr &expr) override;
     151                 :             :   void visit (AST::ClosureExprInnerTyped &expr) override;
     152                 :             :   void visit (AST::ContinueExpr &expr) override;
     153                 :             :   void visit (AST::BreakExpr &expr) override;
     154                 :             :   void visit (AST::RangeFromToExpr &expr) override;
     155                 :             :   void visit (AST::RangeFromExpr &expr) override;
     156                 :             :   void visit (AST::RangeToExpr &expr) override;
     157                 :             :   void visit (AST::RangeFullExpr &expr) override;
     158                 :             :   void visit (AST::RangeFromToInclExpr &expr) override;
     159                 :             :   void visit (AST::RangeToInclExpr &expr) override;
     160                 :             :   void visit (AST::ReturnExpr &expr) override;
     161                 :             :   void visit (AST::LoopExpr &expr) override;
     162                 :             :   void visit (AST::WhileLoopExpr &expr) override;
     163                 :             :   void visit (AST::WhileLetLoopExpr &expr) override;
     164                 :             :   void visit (AST::ForLoopExpr &expr) override;
     165                 :             :   void visit (AST::IfExpr &expr) override;
     166                 :             :   void visit (AST::IfExprConseqElse &expr) override;
     167                 :             :   void visit (AST::IfLetExpr &expr) override;
     168                 :             :   void visit (AST::IfLetExprConseqElse &expr) override;
     169                 :             :   void visit (AST::MatchExpr &expr) override;
     170                 :             :   void visit (AST::AwaitExpr &expr) override;
     171                 :             :   void visit (AST::AsyncBlockExpr &expr) override;
     172                 :             : 
     173                 :             :   // rust-item.h
     174                 :             :   void visit (AST::TypeParam &param) override;
     175                 :             :   void visit (AST::LifetimeWhereClauseItem &item) override;
     176                 :             :   void visit (AST::TypeBoundWhereClauseItem &item) override;
     177                 :             :   void visit (AST::Module &module) override;
     178                 :             :   void visit (AST::ExternCrate &crate) override;
     179                 :             :   void visit (AST::UseTreeGlob &use_tree) override;
     180                 :             :   void visit (AST::UseTreeList &use_tree) override;
     181                 :             :   void visit (AST::UseTreeRebind &use_tree) override;
     182                 :             :   void visit (AST::UseDeclaration &use_decl) override;
     183                 :             :   void visit (AST::Function &function) override;
     184                 :             :   void visit (AST::TypeAlias &type_alias) override;
     185                 :             :   void visit (AST::StructStruct &struct_item) override;
     186                 :             :   void visit (AST::TupleStruct &tuple_struct) override;
     187                 :             :   void visit (AST::EnumItem &item) override;
     188                 :             :   void visit (AST::EnumItemTuple &item) override;
     189                 :             :   void visit (AST::EnumItemStruct &item) override;
     190                 :             :   void visit (AST::EnumItemDiscriminant &item) override;
     191                 :             :   void visit (AST::Enum &enum_item) override;
     192                 :             :   void visit (AST::Union &union_item) override;
     193                 :             :   void visit (AST::ConstantItem &const_item) override;
     194                 :             :   void visit (AST::StaticItem &static_item) override;
     195                 :             :   void visit (AST::TraitItemConst &item) override;
     196                 :             :   void visit (AST::TraitItemType &item) override;
     197                 :             :   void visit (AST::Trait &trait) override;
     198                 :             :   void visit (AST::InherentImpl &impl) override;
     199                 :             :   void visit (AST::TraitImpl &impl) override;
     200                 :             :   void visit (AST::ExternalTypeItem &item) override;
     201                 :             :   void visit (AST::ExternalStaticItem &item) override;
     202                 :             :   void visit (AST::ExternalFunctionItem &item) override;
     203                 :             :   void visit (AST::ExternBlock &block) override;
     204                 :             : 
     205                 :             :   // rust-macro.h
     206                 :             :   void visit (AST::MacroMatchFragment &match) override;
     207                 :             :   void visit (AST::MacroMatchRepetition &match) override;
     208                 :             :   void visit (AST::MacroMatcher &matcher) override;
     209                 :             :   void visit (AST::MacroRulesDefinition &rules_def) override;
     210                 :             :   void visit (AST::MacroInvocation &macro_invoc) override;
     211                 :             :   void visit (AST::MetaItemPath &meta_item) override;
     212                 :             :   void visit (AST::MetaItemSeq &meta_item) override;
     213                 :             :   void visit (AST::MetaWord &meta_item) override;
     214                 :             :   void visit (AST::MetaNameValueStr &meta_item) override;
     215                 :             :   void visit (AST::MetaListPaths &meta_item) override;
     216                 :             :   void visit (AST::MetaListNameValueStr &meta_item) override;
     217                 :             : 
     218                 :             :   // rust-pattern.h
     219                 :             :   void visit (AST::LiteralPattern &pattern) override;
     220                 :             :   void visit (AST::IdentifierPattern &pattern) override;
     221                 :             :   void visit (AST::WildcardPattern &pattern) override;
     222                 :             :   void visit (AST::RestPattern &pattern) override;
     223                 :             :   // void visit(RangePatternBound& bound) override;
     224                 :             :   void visit (AST::RangePatternBoundLiteral &bound) override;
     225                 :             :   void visit (AST::RangePatternBoundPath &bound) override;
     226                 :             :   void visit (AST::RangePatternBoundQualPath &bound) override;
     227                 :             :   void visit (AST::RangePattern &pattern) override;
     228                 :             :   void visit (AST::ReferencePattern &pattern) override;
     229                 :             :   // void visit(StructPatternField& field) override;
     230                 :             :   void visit (AST::StructPatternFieldTuplePat &field) override;
     231                 :             :   void visit (AST::StructPatternFieldIdentPat &field) override;
     232                 :             :   void visit (AST::StructPatternFieldIdent &field) override;
     233                 :             :   void visit (AST::StructPattern &pattern) override;
     234                 :             :   // void visit(TupleStructItems& tuple_items) override;
     235                 :             :   void visit (AST::TupleStructItemsNoRange &tuple_items) override;
     236                 :             :   void visit (AST::TupleStructItemsRange &tuple_items) override;
     237                 :             :   void visit (AST::TupleStructPattern &pattern) override;
     238                 :             :   // void visit(TuplePatternItems& tuple_items) override;
     239                 :             :   void visit (AST::TuplePatternItemsMultiple &tuple_items) override;
     240                 :             :   void visit (AST::TuplePatternItemsRanged &tuple_items) override;
     241                 :             :   void visit (AST::TuplePattern &pattern) override;
     242                 :             :   void visit (AST::GroupedPattern &pattern) override;
     243                 :             :   void visit (AST::SlicePattern &pattern) override;
     244                 :             :   void visit (AST::AltPattern &pattern) override;
     245                 :             : 
     246                 :             :   // rust-stmt.h
     247                 :             :   void visit (AST::EmptyStmt &stmt) override;
     248                 :             :   void visit (AST::LetStmt &stmt) override;
     249                 :             :   void visit (AST::ExprStmt &stmt) override;
     250                 :             : 
     251                 :             :   // rust-type.h
     252                 :             :   void visit (AST::TraitBound &bound) override;
     253                 :             :   void visit (AST::ImplTraitType &type) override;
     254                 :             :   void visit (AST::TraitObjectType &type) override;
     255                 :             :   void visit (AST::ParenthesisedType &type) override;
     256                 :             :   void visit (AST::ImplTraitTypeOneBound &type) override;
     257                 :             :   void visit (AST::TraitObjectTypeOneBound &type) override;
     258                 :             :   void visit (AST::TupleType &type) override;
     259                 :             :   void visit (AST::NeverType &type) override;
     260                 :             :   void visit (AST::RawPointerType &type) override;
     261                 :             :   void visit (AST::ReferenceType &type) override;
     262                 :             :   void visit (AST::ArrayType &type) override;
     263                 :             :   void visit (AST::SliceType &type) override;
     264                 :             :   void visit (AST::InferredType &type) override;
     265                 :             :   void visit (AST::BareFunctionType &type) override;
     266                 :             :   void visit (AST::FunctionParam &param) override;
     267                 :             :   void visit (AST::VariadicParam &param) override;
     268                 :             :   void visit (AST::SelfParam &param) override;
     269                 :             : };
     270                 :             : 
     271                 :             : } // namespace Analysis
     272                 :             : } // namespace Rust
     273                 :             : 
     274                 :             : #endif /* ! RUST_ATTRIBUTES_H */
        

Generated by: LCOV version 2.0-1

LCOV profile is generated on x86_64 machine using following configure options: configure --disable-bootstrap --enable-coverage=opt --enable-languages=c,c++,fortran,go,jit,lto,rust,m2 --enable-host-shared. GCC test suite is run with the built compiler.