Mercurial > octave-nkf
comparison src/symtab.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> |
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date | Sat, 03 Dec 2011 15:19:42 +0000 |
parents | 7dd7cccf0757 |
children | fc9f204faea0 |
comparison
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13984:1126c2907878 | 13985:43cc49c7abd1 |
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35 | 35 |
36 class tree_argument_list; | 36 class tree_argument_list; |
37 class octave_user_function; | 37 class octave_user_function; |
38 | 38 |
39 #include "oct-obj.h" | 39 #include "oct-obj.h" |
40 #include "oct-refcount.h" | |
40 #include "ov.h" | 41 #include "ov.h" |
41 | 42 |
42 class | 43 class |
43 OCTINTERP_API | 44 OCTINTERP_API |
44 symbol_table | 45 symbol_table |
385 | 386 |
386 unsigned int storage_class; | 387 unsigned int storage_class; |
387 | 388 |
388 fcn_info *finfo; | 389 fcn_info *finfo; |
389 | 390 |
390 size_t count; | 391 octave_refcount<size_t> count; |
391 | 392 |
392 private: | 393 private: |
393 | 394 |
394 // No copying! | 395 // No copying! |
395 | 396 |
726 | 727 |
727 octave_value function_on_path; | 728 octave_value function_on_path; |
728 | 729 |
729 octave_value built_in_function; | 730 octave_value built_in_function; |
730 | 731 |
731 size_t count; | 732 octave_refcount<size_t> count; |
732 | 733 |
733 private: | 734 private: |
734 | 735 |
735 octave_value xfind (const octave_value_list& args, bool local_funcs); | 736 octave_value xfind (const octave_value_list& args, bool local_funcs); |
736 | 737 |