Mercurial > hg > octave-nkf
annotate src/pt-misc.h @ 13985:43cc49c7abd1
Use thread-safe atomic reference counting (GCC and MSVC).
* configure.ac: New --enable-atomic-refcount argument.
(octave_allocator): Fix USE_OCTAVE_ALLOCATOR variable assignment.
(OCTAVE_CONFIG_INCLUDED): New macro in config.h.
* oct-refcount.h (OCTREFCOUNT_ATOMIC_INCREMENT,
OCTREFCOUNT_ATOMIC_INCREMENT_POST, OCTREFCOUNT_ATOMIC_DECREMENT,
OCTREFCOUNT_ATOMIC_DECREMENT_POST): New macro, defined for MSVC and GCC
when USE_ATOMIC_REFCOUNT is defined.
(octave_refcount:operator++, octave_refcount::operator--): Use them.
(octave_refcount::operator count_type): Cast returned value to volatile.
(octave_refcount::direct): Remove unsafe member.
* Array.h (Array::make_unique): Delete rep if refcount reaches 0.
* Sparse.h (Sparse::make_unique): Delete rep if refcount reaches 0.
* Array.h (Array:~Array, Array::operator=): Delete rep only when refcount is
excatly 0.
* Array.cc (Array::clear): Likewise.
* Sparse.cc (Sparse::~Sparse, Sparse::operator=): Likewise.
* SparseCmplxQR.h (SparseCmplxQR::~SparseCmplxQR, SparseCmplxQR::operator=):
Likewise.
* SparseQR.h (SparseQR::~SparseQR, SparseQR::operator=): Likewise.
* sparse-base-chol.h (sparse_base_chol::~sparse_base_chol,
sparse_base_chol::operator): Likewise.
* dim-vector.h (oct-refcount.h): New included header.
(dim_vector::make_unique, dim_vector::resize): Use OCTREFCOUNT_ATOMIC_DECREMENT
macro and delete rep when refcount reaches 0.
(dim_vector::dim_vector): Use OCTREFCOUNT_ATOMIC_INCREMENT.
(dim_vector::operator=): Use OCTREFCOUNT_ATOMIC_INCREMENT and
OCTREFCOUNT_ATOMIC_DECREMENT.
(dim_vector::~dim_vector): Use OCTREFCOUNT_ATOMIC_DECREMENT.
* oct-mutex.h (oct-refcount.h): New included header.
(octave_base_mutex::count): Use octave_refcount class.
* gl-render.cc (oct-refcount.h): New included header.
* graphics.h.in (oct-refcount.h): Likewise.
(base_property::count, base_graphics_toolkit::count,
base_graphics_object::count, base_graphics_event::count): Use octave_refcount.
(property::~property, property::operator=): Delete rep only when refcountn is
excatly 0.
* oct-map.h (octave_fields::make_unique): Delete rep when refcount reaches 0.
* oct-stream.h (oct-refcount.h): New included header.
(octave_base_stream::count): Use octave_refcount class.
* ov.h (octave_value::make_unique): Delete rep when refcount reaches 0.
* symtab.h (oct-refcount.h): New included header.
(symbol_record_rep::count, fcn_info_rep::count): Use octave_refcount class.
* DLD-FUNCTIONS/urlwrite.cc (oct-refcount.h): New included header.
(curl_handle_rep::count): Use octave_refcount class.
| author | Michael Goffioul <michael.goffioul@gmail.com> |
|---|---|
| date | Sat, 03 Dec 2011 15:19:42 +0000 |
| parents | fd0a3ac60b0e |
| children | 72c96de7a403 |
| rev | line source |
|---|---|
| 577 | 1 /* |
| 2 | |
| 11523 | 3 Copyright (C) 1994-2011 John W. Eaton |
| 577 | 4 |
| 5 This file is part of Octave. | |
| 6 | |
| 7 Octave is free software; you can redistribute it and/or modify it | |
| 8 under the terms of the GNU General Public License as published by the | |
| 7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
| 10 option) any later version. | |
| 577 | 11 |
| 12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
| 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 15 for more details. | |
| 16 | |
| 17 You should have received a copy of the GNU General Public License | |
| 7016 | 18 along with Octave; see the file COPYING. If not, see |
| 19 <http://www.gnu.org/licenses/>. | |
| 577 | 20 |
| 21 */ | |
| 22 | |
| 23 #if !defined (octave_tree_misc_h) | |
| 24 #define octave_tree_misc_h 1 | |
| 25 | |
| 5848 | 26 class Cell; |
| 27 | |
| 2982 | 28 class octave_value; |
| 29 class octave_value_list; | |
| 577 | 30 |
| 2982 | 31 class tree_identifier; |
| 32 class tree_index_expression; | |
| 33 class tree_va_return_list; | |
| 1588 | 34 |
| 2982 | 35 class tree_walker; |
| 577 | 36 |
| 4219 | 37 #include "base-list.h" |
| 6215 | 38 #include "pt-decl.h" |
| 7336 | 39 #include "symtab.h" |
| 4219 | 40 |
| 577 | 41 // Parameter lists. Used to hold the list of input and output |
| 42 // parameters in a function definition. Elements are identifiers | |
| 43 // only. | |
| 44 | |
| 45 class | |
| 6215 | 46 tree_parameter_list : public octave_base_list<tree_decl_elt *> |
| 577 | 47 { |
| 48 public: | |
| 2124 | 49 |
|
7587
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
50 enum in_or_out |
|
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
51 { |
|
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
52 in = 1, |
|
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
53 out = 2 |
|
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
54 }; |
|
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
55 |
| 1227 | 56 tree_parameter_list (void) |
| 4219 | 57 : marked_for_varargs (0) { } |
| 632 | 58 |
| 6215 | 59 tree_parameter_list (tree_decl_elt *t) |
| 4219 | 60 : marked_for_varargs (0) { append (t); } |
| 577 | 61 |
| 1740 | 62 ~tree_parameter_list (void); |
| 577 | 63 |
| 64 void mark_as_formal_parameters (void); | |
| 65 | |
|
7587
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
66 bool validate (in_or_out type); |
| 577 | 67 |
| 3933 | 68 bool takes_varargs (void) const { return marked_for_varargs != 0; } |
| 577 | 69 |
| 3933 | 70 bool varargs_only (void) { return (marked_for_varargs < 0); } |
| 577 | 71 |
| 4466 | 72 void initialize_undefined_elements (const std::string& warnfor, |
| 10313 | 73 int nargout, const octave_value& val); |
| 1093 | 74 |
| 2086 | 75 void define_from_arg_vector (const octave_value_list& args); |
| 577 | 76 |
| 4219 | 77 void undefine (void); |
| 3239 | 78 |
| 1827 | 79 bool is_defined (void); |
| 577 | 80 |
|
9644
080e11f1b0c1
don't return undefined output values from user functions
Jaroslav Hajek <highegg@gmail.com>
parents:
8920
diff
changeset
|
81 octave_value_list convert_to_const_vector (int nargout, const Cell& varargout); |
| 577 | 82 |
|
7767
71f068b22fcc
scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents:
7587
diff
changeset
|
83 tree_parameter_list *dup (symbol_table::scope_id scope, |
| 10313 | 84 symbol_table::context_id context) const; |
| 5861 | 85 |
| 2124 | 86 void accept (tree_walker& tw); |
| 581 | 87 |
| 577 | 88 private: |
| 2124 | 89 |
| 577 | 90 int marked_for_varargs; |
| 2988 | 91 |
|
7587
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
92 void mark_varargs (void) { marked_for_varargs = 1; } |
|
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
93 |
|
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
94 void mark_varargs_only (void) { marked_for_varargs = -1; } |
|
1f662945c2be
handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents:
7336
diff
changeset
|
95 |
| 2988 | 96 // No copying! |
| 97 | |
| 98 tree_parameter_list (const tree_parameter_list&); | |
| 99 | |
| 100 tree_parameter_list& operator = (const tree_parameter_list&); | |
| 577 | 101 }; |
| 102 | |
| 103 // Return lists. Used to hold the right hand sides of multiple | |
| 104 // assignment expressions. | |
| 105 | |
| 106 class | |
| 4219 | 107 tree_return_list : public octave_base_list<tree_index_expression *> |
| 577 | 108 { |
| 109 public: | |
| 2124 | 110 |
| 4219 | 111 tree_return_list (void) { } |
| 1227 | 112 |
| 4219 | 113 tree_return_list (tree_index_expression *t) { append (t); } |
| 577 | 114 |
| 1740 | 115 ~tree_return_list (void); |
| 581 | 116 |
|
7767
71f068b22fcc
scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents:
7587
diff
changeset
|
117 tree_return_list *dup (symbol_table::scope_id scope, |
| 10313 | 118 symbol_table::context_id context) const; |
| 5861 | 119 |
| 2124 | 120 void accept (tree_walker& tw); |
| 2988 | 121 |
| 122 private: | |
| 123 | |
| 124 // No copying! | |
| 125 | |
| 126 tree_return_list (const tree_return_list&); | |
| 127 | |
| 128 tree_return_list& operator = (const tree_return_list&); | |
| 577 | 129 }; |
| 130 | |
| 723 | 131 class |
| 4219 | 132 tree_va_return_list : public octave_base_list<octave_value> |
| 723 | 133 { |
| 134 public: | |
| 2124 | 135 |
| 4219 | 136 tree_va_return_list (void) { } |
| 1269 | 137 |
| 138 ~tree_va_return_list (void) { } | |
| 2988 | 139 |
| 140 private: | |
| 141 | |
| 142 // No copying! | |
| 143 | |
| 144 tree_va_return_list (const tree_va_return_list&); | |
| 145 | |
| 146 tree_va_return_list& operator = (const tree_va_return_list&); | |
| 723 | 147 }; |
| 148 | |
| 577 | 149 #endif |