Mercurial > octave
view libinterp/parse-tree/pt-idx.h @ 31225:3eab70385569
sparse-xpow.cc: Use faster multiplication technique, this time for complex
author | Arun Giridhar <arungiridhar@gmail.com> |
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date | Sun, 11 Sep 2022 13:53:38 -0400 |
parents | 796f54d4ddbf |
children | e88a07dec498 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 1996-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_pt_idx_h) #define octave_pt_idx_h 1 #include "octave-config.h" #include <list> class octave_map; class octave_value; class octave_value_list; #include "str-vec.h" #include "pt-exp.h" #include "pt-walk.h" namespace octave { class octave_lvalue; class symbol_scope; class tree_argument_list; class tree_evaluator; // Index expressions. class tree_index_expression : public tree_expression { public: tree_index_expression (tree_expression *e = nullptr, tree_argument_list *lst = nullptr, int l = -1, int c = -1, char t = '('); tree_index_expression (tree_expression *e, const std::string& n, int l = -1, int c = -1); tree_index_expression (tree_expression *e, tree_expression *df, int l = -1, int c = -1); // No copying! tree_index_expression (const tree_index_expression&) = delete; tree_index_expression& operator = (const tree_index_expression&) = delete; ~tree_index_expression (void); tree_index_expression * append (tree_argument_list *lst = nullptr, char t = '('); tree_index_expression * append (const std::string& n); tree_index_expression * append (tree_expression *df); bool is_index_expression (void) const { return true; } std::string name (void) const; tree_expression * expression (void) { return m_expr; } std::list<tree_argument_list *> arg_lists (void) { return m_args; } std::string type_tags (void) { return m_type; } std::list<string_vector> arg_names (void) { return m_arg_nm; } std::list<tree_expression *> dyn_fields (void) { return m_dyn_field; } void mark_word_list_cmd (void) { m_word_list_cmd = true; } bool is_word_list_cmd (void) const { return m_word_list_cmd; } bool lvalue_ok (void) const { return m_expr->lvalue_ok (); } bool rvalue_ok (void) const { return true; } octave_lvalue lvalue (tree_evaluator& tw); tree_index_expression * dup (symbol_scope& scope) const; octave_value evaluate (tree_evaluator& tw, int nargout = 1) { octave_value_list retval = evaluate_n (tw, nargout); return retval.length () > 0 ? retval(0) : octave_value (); } octave_value_list evaluate_n (tree_evaluator& tw, int nargout = 1); void accept (tree_walker& tw) { tw.visit_index_expression (*this); } std::string get_struct_index (tree_evaluator& tw, std::list<string_vector>::const_iterator p_arg_nm, std::list<tree_expression *>::const_iterator p_dyn_field) const; private: // The LHS of this index expression. tree_expression *m_expr; // The indices (only valid if type == paren || type == brace). std::list<tree_argument_list *> m_args; // The type of this index expression. std::string m_type; // The names of the arguments. Used for constant struct element // references. std::list<string_vector> m_arg_nm; // The list of dynamic field names, if any. std::list<tree_expression *> m_dyn_field; // TRUE if this expression was parsed as a word list command. bool m_word_list_cmd; tree_index_expression (int l, int c); octave_map make_arg_struct (void) const; }; } #endif