mirror of
git://sourceware.org/git/libabigail.git
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Make tree walking preemptive
* include/abg-traverse.h (traversable_base::traversable): Change the signature of this to return a boolean. * include/abg-ir.h (ir_traversable_base::traverse): Change the signature of this to return a boolean. (*::traverse): Adjust. (ir_node_visitor::visit): Change the signature of this to return a boolean. * src/abg-corpus.cc (symtab_build_visitor_type::visit): Adjust. * src/abg-ir.cc (::traverse): Adjust. * tests/test-walker.cc (name_printing_visitor::visit): Adjust. Signed-off-by: Dodji Seketeli <dodji@redhat.com>
This commit is contained in:
Dodji Seketeli
parent
12b78c366d
commit
88741744e7
@ -118,8 +118,14 @@ typedef shared_ptr<ir_traversable_base> ir_traversable_base_sptr;
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/// to be traversed.
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struct ir_traversable_base : public traversable_base
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{
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virtual void
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traverse(ir_node_visitor&);
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/// Traverse a given IR node and its children, calling an visitor on
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/// each node.
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///
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/// @param v the visitor to call on each traversed node.
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///
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/// @return true if the all the IR node tree was traversed.
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virtual bool
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traverse(ir_node_visitor& v);
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}; // end class ir_traversable_base
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/// This is the abstraction of the set of relevant artefacts (types,
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@ -171,7 +177,7 @@ public:
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bool
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operator==(const translation_unit&) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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};//end class translation_unit
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@ -338,7 +344,7 @@ public:
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virtual bool
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operator==(const decl_base&) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~decl_base();
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@ -531,7 +537,7 @@ public:
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bool
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find_iterator_for_member(const decl_base_sptr, declarations::iterator&);
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virtual void
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virtual bool
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traverse(ir_node_visitor&);
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virtual ~scope_decl();
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@ -693,7 +699,7 @@ public:
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virtual string
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get_pretty_representation() const;
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virtual void
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virtual bool
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traverse(ir_node_visitor&);
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virtual ~type_decl();
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@ -736,7 +742,7 @@ public:
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virtual bool
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operator==(const decl_base&) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor&);
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virtual ~namespace_decl();
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@ -794,7 +800,7 @@ public:
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virtual void
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get_qualified_name(string& qualified_name) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~qualified_type_def();
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@ -837,7 +843,7 @@ public:
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virtual void
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get_qualified_name(string&) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~pointer_type_def();
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@ -879,7 +885,7 @@ public:
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virtual void
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get_qualified_name(string& qualified_name) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~reference_type_def();
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@ -990,7 +996,7 @@ public:
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virtual bool
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operator==(const type_base&) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~enum_type_decl();
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@ -1028,7 +1034,7 @@ public:
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const shared_ptr<type_base>&
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get_underlying_type() const;
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virtual void
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virtual bool
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traverse(ir_node_visitor&);
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virtual ~typedef_decl();
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@ -1150,7 +1156,7 @@ public:
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virtual string
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get_pretty_representation() const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~var_decl();
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@ -1420,7 +1426,7 @@ public:
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&& get_parameters().back()->get_variadic_marker());
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}
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virtual void
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virtual bool
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traverse(ir_node_visitor&);
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virtual ~function_decl();
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@ -1825,7 +1831,7 @@ public:
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get_binding() const
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{return binding_;}
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~function_tdecl();
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@ -1871,7 +1877,7 @@ public:
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get_pattern() const
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{return pattern_;}
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~class_tdecl();
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@ -2061,7 +2067,7 @@ public:
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bool
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operator==(const class_decl&) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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virtual ~class_decl();
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@ -2380,7 +2386,7 @@ public:
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virtual bool
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operator==(const member_base& o) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor&);
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};// end class class_decl::member_function_template
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@ -2423,7 +2429,7 @@ public:
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virtual bool
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operator==(const member_class_template&) const;
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virtual void
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virtual bool
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traverse(ir_node_visitor& v);
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};// end class class_decl::member_class_template
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@ -2584,21 +2590,21 @@ struct class_tdecl::shared_ptr_hash
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/// where the traversal is supposed to start from.
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struct ir_node_visitor : public node_visitor_base
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{
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virtual void visit(scope_decl*);
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virtual void visit(type_decl*);
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virtual void visit(namespace_decl*);
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virtual void visit(qualified_type_def*);
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virtual void visit(pointer_type_def*);
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virtual void visit(reference_type_def*);
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virtual void visit(enum_type_decl*);
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virtual void visit(typedef_decl*);
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virtual void visit(var_decl*);
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virtual void visit(function_decl*);
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virtual void visit(function_tdecl*);
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virtual void visit(class_tdecl*);
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virtual void visit(class_decl*);
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virtual void visit(class_decl::member_function_template*);
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virtual void visit(class_decl::member_class_template*);
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virtual bool visit(scope_decl*);
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virtual bool visit(type_decl*);
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virtual bool visit(namespace_decl*);
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virtual bool visit(qualified_type_def*);
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virtual bool visit(pointer_type_def*);
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virtual bool visit(reference_type_def*);
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virtual bool visit(enum_type_decl*);
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virtual bool visit(typedef_decl*);
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virtual bool visit(var_decl*);
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virtual bool visit(function_decl*);
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virtual bool visit(function_tdecl*);
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virtual bool visit(class_tdecl*);
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virtual bool visit(class_decl*);
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virtual bool visit(class_decl::member_function_template*);
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virtual bool visit(class_decl::member_class_template*);
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};
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// Debugging facility
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@ -53,7 +53,10 @@ struct traversable_base
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/// argument.
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///
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/// @param v the visitor used during the traverse.
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virtual void traverse(node_visitor_base& v);
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///
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/// @return true if traversed until the end of the type tree, false
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/// otherwise.
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virtual bool traverse(node_visitor_base& v);
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};
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}//end namespace abigail
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#endif //__ABG_TRAVERSE_H__
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@ -425,9 +425,18 @@ public:
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/// meaning work in progress).
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///
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/// @param fn the function being visited.
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void
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///
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/// @return true if the traversal of the tree should continue, false
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/// otherwise.
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///
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/// @return true if the traversal of the tree should continue, false
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/// otherwise.
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bool
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visit(function_decl* fn)
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{add_fn_to_wip_fns(fn);}
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{
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add_fn_to_wip_fns(fn);
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return true;
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}
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/// This function is called while visiting a @ref var_decl IR node
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/// of a translation unit.
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@ -436,12 +445,16 @@ public:
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/// meaning work in progress).
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///
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/// @param var the variable being visited.
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void
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///
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/// @return true if the traversal of the tree should continue, false
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/// otherwise.
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bool
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visit(var_decl* var)
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{
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if (!is_data_member(var)
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|| get_member_is_static(var))
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add_var_to_wip_vars(var);
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return true;
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}
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};// end struct symtab_build_visitor_type
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230
src/abg-ir.cc
230
src/abg-ir.cc
@ -265,9 +265,12 @@ translation_unit::operator==(const translation_unit& other)const
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///
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/// @param v the visitor used on the member nodes of the translation
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/// unit during the traversal.
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void
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///
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/// @return true if the entire type IR tree got traversed, false
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/// otherwise.
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bool
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translation_unit::traverse(ir_node_visitor& v)
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{get_global_scope()->traverse(v);}
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{return get_global_scope()->traverse(v);}
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translation_unit::~translation_unit()
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{}
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@ -473,10 +476,14 @@ decl_base::~decl_base()
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///
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/// @param v the visitor used on the member nodes of the translation
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/// unit during the traversal.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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decl_base::traverse(ir_node_visitor&)
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{
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// Do nothing in the base class.
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return true;
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}
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/// Setter of the scope of the current decl.
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@ -1172,10 +1179,14 @@ scope_decl::find_iterator_for_member(const decl_base_sptr decl,
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///
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/// @param v the visitor used on the current instance of scope_decl
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/// and on its member nodes.
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void
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///
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/// @return true if the traversal of the tree should continue, false
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/// otherwise.
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bool
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scope_decl::traverse(ir_node_visitor &v)
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{
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v.visit(this);
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if (!v.visit(this))
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return false;
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scope_decl::declarations::const_iterator i;
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for (i = get_member_decls().begin();
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@ -1185,8 +1196,10 @@ scope_decl::traverse(ir_node_visitor &v)
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ir_traversable_base_sptr t =
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dynamic_pointer_cast<ir_traversable_base>(*i);
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if (t)
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t->traverse (v);
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if (!t->traverse (v))
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return false;
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}
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return true;
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}
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scope_decl::~scope_decl()
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@ -2035,12 +2048,15 @@ type_decl::get_pretty_representation() const
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/// function.
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///
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/// @param v the visitor used on the current instance.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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type_decl::traverse(ir_node_visitor& v)
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{v.visit(this);}
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{return v.visit(this);}
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type_decl::~type_decl()
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{ }
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{}
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//</type_decl definitions>
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// <scope_type_decl definitions>
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@ -2125,10 +2141,14 @@ namespace_decl::operator==(const decl_base& o) const
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///
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/// @param v the visitor used on the current instance and on its
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/// member nodes.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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namespace_decl::traverse(ir_node_visitor& v)
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{
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v.visit(this);
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if (!v.visit(this))
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return false;
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scope_decl::declarations::const_iterator i;
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for (i = get_member_decls().begin();
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@ -2138,8 +2158,10 @@ namespace_decl::traverse(ir_node_visitor& v)
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ir_traversable_base_sptr t =
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dynamic_pointer_cast<ir_traversable_base>(*i);
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if (t)
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t->traverse (v);
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if (!t->traverse (v))
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return false;
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}
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return true;
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}
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namespace_decl::~namespace_decl()
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@ -2252,9 +2274,12 @@ qualified_type_def::get_qualified_name(string& qualified_name) const
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/// function.
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///
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/// @param v the visitor used on the current instance.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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qualified_type_def::traverse(ir_node_visitor& v)
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{v.visit(this);}
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{return v.visit(this);}
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qualified_type_def::~qualified_type_def()
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{
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@ -2417,9 +2442,12 @@ pointer_type_def::get_qualified_name(string& qn) const
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/// function.
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///
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/// @param v the visitor used on the current instance.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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pointer_type_def::traverse(ir_node_visitor& v)
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{v.visit(this);}
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{return v.visit(this);}
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pointer_type_def::~pointer_type_def()
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{}
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@ -2500,9 +2528,12 @@ reference_type_def::get_qualified_name(string& qn) const
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/// function.
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///
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/// @param v the visitor used on the current instance.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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reference_type_def::traverse(ir_node_visitor& v)
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{v.visit(this);}
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{return v.visit(this);}
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reference_type_def::~reference_type_def()
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{}
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@ -2531,9 +2562,12 @@ enum_type_decl::get_pretty_representation() const
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/// function.
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///
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/// @param v the visitor used on the current instance.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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enum_type_decl::traverse(ir_node_visitor &v)
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{v.visit(this);}
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{return v.visit(this);}
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/// Destructor for the enum type declaration.
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enum_type_decl::~enum_type_decl()
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@ -2650,9 +2684,12 @@ typedef_decl::get_underlying_type() const
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/// function.
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///
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/// @param v the visitor used on the current instance.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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typedef_decl::traverse(ir_node_visitor& v)
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{v.visit(this);}
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{return v.visit(this);}
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typedef_decl::~typedef_decl()
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{}
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@ -2722,9 +2759,12 @@ var_decl::get_pretty_representation() const
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/// function.
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///
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/// @param v the visitor used on the current instance.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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var_decl::traverse(ir_node_visitor& v)
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{v.visit(this);}
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{return v.visit(this);}
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var_decl::~var_decl()
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{}
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@ -3223,9 +3263,12 @@ function_decl::operator==(const decl_base& other) const
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/// function.
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///
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/// @param v the visitor used on the current instance.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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function_decl::traverse(ir_node_visitor& v)
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{v.visit(this);}
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{return v.visit(this);}
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function_decl::~function_decl()
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{}
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@ -3759,7 +3802,6 @@ class_decl::method_decl::set_scope(scope_decl* scope)
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context_->set_scope(scope);
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}
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/// Return the number of virtual functions of this class_decl.
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///
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/// @return the number of virtual functions of this class_decl
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@ -4102,10 +4144,14 @@ operator==(class_decl_sptr l, class_decl_sptr r)
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///
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/// @param v the visitor used on the current instance and on its
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/// members.
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void
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///
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/// @return true if the entire IR node tree got traversed, false
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/// otherwise.
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bool
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class_decl::traverse(ir_node_visitor& v)
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{
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v.visit(this);
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if (!v.visit(this))
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return false;
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for (member_types::const_iterator i = get_member_types().begin();
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i != get_member_types().end();
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@ -4114,7 +4160,8 @@ class_decl::traverse(ir_node_visitor& v)
|
||||
ir_traversable_base_sptr t =
|
||||
dynamic_pointer_cast<ir_traversable_base>(*i);
|
||||
assert(t);
|
||||
t->traverse(v);
|
||||
if (!t->traverse(v))
|
||||
return false;
|
||||
}
|
||||
|
||||
for (member_function_templates::const_iterator i =
|
||||
@ -4125,7 +4172,8 @@ class_decl::traverse(ir_node_visitor& v)
|
||||
ir_traversable_base_sptr t =
|
||||
dynamic_pointer_cast<ir_traversable_base>(*i);
|
||||
assert(t);
|
||||
t->traverse(v);
|
||||
if (!t->traverse(v))
|
||||
return false;
|
||||
}
|
||||
|
||||
for (member_class_templates::const_iterator i =
|
||||
@ -4136,7 +4184,8 @@ class_decl::traverse(ir_node_visitor& v)
|
||||
ir_traversable_base_sptr t =
|
||||
dynamic_pointer_cast<ir_traversable_base>(*i);
|
||||
assert(t);
|
||||
t->traverse(v);
|
||||
if (!t->traverse(v))
|
||||
return false;
|
||||
}
|
||||
|
||||
for (data_members::const_iterator i = get_data_members().begin();
|
||||
@ -4146,7 +4195,8 @@ class_decl::traverse(ir_node_visitor& v)
|
||||
ir_traversable_base_sptr t =
|
||||
dynamic_pointer_cast<ir_traversable_base>(*i);
|
||||
assert(t);
|
||||
t->traverse(v);
|
||||
if (!t->traverse(v))
|
||||
return false;
|
||||
}
|
||||
|
||||
for (member_functions::const_iterator i= get_member_functions().begin();
|
||||
@ -4156,8 +4206,11 @@ class_decl::traverse(ir_node_visitor& v)
|
||||
ir_traversable_base_sptr t =
|
||||
dynamic_pointer_cast<ir_traversable_base>(*i);
|
||||
assert(t);
|
||||
t->traverse(v);
|
||||
if (!t->traverse(v))
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
class_decl::~class_decl()
|
||||
@ -4222,11 +4275,15 @@ operator==(class_decl::member_function_template_sptr l,
|
||||
///
|
||||
/// @param v the visitor used on the current instance and on its
|
||||
/// underlying function template.
|
||||
void
|
||||
///
|
||||
/// @return true if the entire IR node tree got traversed, false
|
||||
/// otherwise.
|
||||
bool
|
||||
class_decl::member_function_template::traverse(ir_node_visitor& v)
|
||||
{
|
||||
v.visit(this);
|
||||
as_function_tdecl()->traverse(v);
|
||||
if (!v.visit(this))
|
||||
return false;
|
||||
return as_function_tdecl()->traverse(v);
|
||||
}
|
||||
|
||||
bool
|
||||
@ -4271,11 +4328,16 @@ operator==(class_decl::member_class_template_sptr l,
|
||||
///
|
||||
/// @param v the visitor used on the current instance and on the class
|
||||
/// pattern of the template.
|
||||
void
|
||||
///
|
||||
/// @return true if the entire IR node tree got traversed, false
|
||||
/// otherwise.
|
||||
bool
|
||||
class_decl::member_class_template::traverse(ir_node_visitor& v)
|
||||
{
|
||||
v.visit(this);
|
||||
as_class_tdecl()->get_pattern()->traverse(v);
|
||||
if (!v.visit(this))
|
||||
return false;
|
||||
|
||||
return as_class_tdecl()->get_pattern()->traverse(v);
|
||||
}
|
||||
|
||||
/// Streaming operator for class_decl::access_specifier.
|
||||
@ -4515,11 +4577,16 @@ function_tdecl::operator==(const template_decl& other) const
|
||||
///
|
||||
/// @param v the visitor used on the current instance and on the
|
||||
/// function pattern of the template.
|
||||
void
|
||||
///
|
||||
/// @return true if the entire IR node tree got traversed, false
|
||||
/// otherwise.
|
||||
bool
|
||||
function_tdecl::traverse(ir_node_visitor&v)
|
||||
{
|
||||
v.visit(this);
|
||||
get_pattern()->traverse(v);
|
||||
if (!v.visit(this))
|
||||
return false;
|
||||
|
||||
return get_pattern()->traverse(v);
|
||||
}
|
||||
|
||||
function_tdecl::~function_tdecl()
|
||||
@ -4593,82 +4660,89 @@ class_tdecl::operator==(const class_tdecl& o) const
|
||||
///
|
||||
/// @param v the visitor used on the current instance and on the class
|
||||
/// pattern of the template.
|
||||
void
|
||||
///
|
||||
/// @return true if the entire IR node tree got traversed, false
|
||||
/// otherwise.
|
||||
bool
|
||||
class_tdecl::traverse(ir_node_visitor&v)
|
||||
{
|
||||
v.visit(this);
|
||||
if (!v.visit(this))
|
||||
return false;
|
||||
|
||||
shared_ptr<class_decl> pattern = get_pattern();
|
||||
if (pattern)
|
||||
pattern->traverse(v);
|
||||
if (!pattern->traverse(v))
|
||||
return false;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
class_tdecl::~class_tdecl()
|
||||
{}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_traversable_base::traverse(ir_node_visitor&)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(scope_decl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(type_decl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(namespace_decl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(qualified_type_def*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(pointer_type_def*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(reference_type_def*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(enum_type_decl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(typedef_decl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(var_decl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(function_decl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(function_tdecl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(class_tdecl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(class_decl*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(class_decl::member_function_template*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
void
|
||||
bool
|
||||
ir_node_visitor::visit(class_decl::member_class_template*)
|
||||
{}
|
||||
{return true;}
|
||||
|
||||
// <debugging facilities>
|
||||
|
||||
|
||||
@ -25,9 +25,8 @@
|
||||
namespace abigail
|
||||
{
|
||||
|
||||
void
|
||||
bool
|
||||
traversable_base::traverse(node_visitor_base&)
|
||||
{
|
||||
}
|
||||
{return true;}
|
||||
|
||||
}// end namespace abigail
|
||||
|
||||
@ -33,13 +33,19 @@ using std::cout;
|
||||
|
||||
struct name_printing_visitor : public abigail::ir_node_visitor
|
||||
{
|
||||
void
|
||||
bool
|
||||
visit(abigail::class_decl* klass)
|
||||
{cout << "class name: " << klass->get_name() << "\n";}
|
||||
{
|
||||
cout << "class name: " << klass->get_name() << "\n";
|
||||
return true;
|
||||
}
|
||||
|
||||
void
|
||||
bool
|
||||
visit(abigail::namespace_decl* ns)
|
||||
{cout << "namespace name: " << ns->get_name() << "\n";}
|
||||
{
|
||||
cout << "namespace name: " << ns->get_name() << "\n";
|
||||
return true;
|
||||
}
|
||||
};
|
||||
|
||||
int
|
||||
|
||||
Loading…
Reference in New Issue
Block a user