mt_allocator.h (__mt_alloc<>::allocate): Factor out some duplicated code.
2004-04-03 Paolo Carlini <pcarlini@suse.de> * include/ext/mt_allocator.h (__mt_alloc<>::allocate): Factor out some duplicated code. (__mt_alloc<>::_Bin_record): Spare the space of _M_free and _M_used in the single threaded case. * testsuite/performance/20_util/allocator/list_sort_search.cc: Reorder and renumber the tests consistently with the other testfiles. * testsuite/performance/20_util/allocator/map_mt_find.cc: Ditto. * testsuite/performance/20_util/allocator/map_thread.cc: Ditto. * testsuite/performance/20_util/allocator/producer_consumer.cc: Ditto. From-SVN: r80375
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Paolo Carlini
Paolo Carlini
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a0eabb87e1
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c8333c0fd5
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@ -1,3 +1,15 @@
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2004-04-03 Paolo Carlini <pcarlini@suse.de>
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* include/ext/mt_allocator.h (__mt_alloc<>::allocate): Factor out
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some duplicated code.
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(__mt_alloc<>::_Bin_record): Spare the space of _M_free and _M_used
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in the single threaded case.
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* testsuite/performance/20_util/allocator/list_sort_search.cc:
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Reorder and renumber the tests consistently with the other testfiles.
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* testsuite/performance/20_util/allocator/map_mt_find.cc: Ditto.
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* testsuite/performance/20_util/allocator/map_thread.cc: Ditto.
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* testsuite/performance/20_util/allocator/producer_consumer.cc: Ditto.
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2004-04-02 Paolo Carlini <pcarlini@suse.de>
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* include/ext/mt_allocator.h (__mt_alloc<>::deallocate):
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@ -228,8 +228,8 @@ namespace __gnu_cxx
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// Points to the block_record of the next free block.
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_Block_record* volatile _M_next;
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// The thread id of the thread which has requested this block.
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#ifdef __GTHREADS
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// The thread id of the thread which has requested this block.
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size_t _M_thread_id;
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#endif
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};
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@ -241,6 +241,7 @@ namespace __gnu_cxx
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// for _S_max_threads + global pool 0.
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_Block_record** volatile _M_first;
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#ifdef __GTHREADS
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// An "array" of counters used to keep track of the amount of
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// blocks that are on the freelist/used for each thread id.
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// Memory to these "arrays" is allocated in _S_initialize() for
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@ -251,7 +252,6 @@ namespace __gnu_cxx
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// Each bin has its own mutex which is used to ensure data
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// integrity while changing "ownership" on a block. The mutex
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// is initialized in _S_initialize().
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#ifdef __GTHREADS
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__gthread_mutex_t* _M_mutex;
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#endif
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};
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@ -359,14 +359,6 @@ namespace __gnu_cxx
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}
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__gthread_mutex_unlock(__bin._M_mutex);
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}
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// Return the first newly added block in our list and
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// update the counters
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__block = __bin._M_first[__thread_id];
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__bin._M_first[__thread_id] = __bin._M_first[__thread_id]->_M_next;
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__block->_M_thread_id = __thread_id;
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--__bin._M_free[__thread_id];
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++__bin._M_used[__thread_id];
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}
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else
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#endif
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@ -384,28 +376,20 @@ namespace __gnu_cxx
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--__block_count;
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}
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__block->_M_next = NULL;
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// Remove from list.
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__block = __bin._M_first[0];
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__bin._M_first[0] = __bin._M_first[0]->_M_next;
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}
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}
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else
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{
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// "Default" operation - we have blocks on our own freelist
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// grab the first record and update the counters.
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__block = __bin._M_first[__thread_id];
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__bin._M_first[__thread_id] = __bin._M_first[__thread_id]->_M_next;
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__block = __bin._M_first[__thread_id];
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__bin._M_first[__thread_id] = __bin._M_first[__thread_id]->_M_next;
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#ifdef __GTHREADS
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if (__gthread_active_p())
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{
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__block->_M_thread_id = __thread_id;
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--__bin._M_free[__thread_id];
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++__bin._M_used[__thread_id];
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}
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#endif
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if (__gthread_active_p())
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{
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__block->_M_thread_id = __thread_id;
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--__bin._M_free[__thread_id];
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++__bin._M_used[__thread_id];
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}
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#endif
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char* __c = reinterpret_cast<char*>(__block) + sizeof(_Block_record);
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return static_cast<_Tp*>(static_cast<void*>(__c));
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}
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@ -116,10 +116,10 @@ int main ()
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do_test<malloc_allocator<int> >();
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#endif
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#ifdef TEST_S2
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do_test<bitmap_allocator<int> >();
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do_test<__mt_alloc<int> >();
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#endif
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#ifdef TEST_S3
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do_test<__mt_alloc<int> >();
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do_test<bitmap_allocator<int> >();
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#endif
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#ifdef TEST_S4
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do_test<__pool_alloc<int> >();
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@ -142,10 +142,10 @@ int main()
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exec_tests<malloc_allocator<int> >();
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#endif
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#ifdef TEST_T2
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exec_tests<bitmap_allocator<int> >();
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exec_tests<__mt_alloc<int> >();
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#endif
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#ifdef TEST_T3
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exec_tests<__mt_alloc<int> >();
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exec_tests<bitmap_allocator<int> >();
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#endif
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#ifdef TEST_T4
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exec_tests<__pool_alloc<int> >();
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@ -111,23 +111,23 @@ template<typename Container>
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int main(void)
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{
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#ifdef TEST_T1
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#ifdef TEST_T0
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test_container(map<int, int>());
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#endif
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#ifdef TEST_T2
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#ifdef TEST_T1
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test_container(map<int, int, less<const int>, new_allocator<int> >());
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#endif
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#ifdef TEST_T3
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#ifdef TEST_T2
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test_container(map<int, int, less<const int>, malloc_allocator<int> >());
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#endif
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#ifdef TEST_T4
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#ifdef TEST_T3
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test_container(map<int, int, less<const int>,
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__mt_alloc< pair<const int, int> > >());
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#endif
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#ifdef TEST_T5
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#ifdef TEST_T4
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test_container(map<int, int, less<const int>, bitmap_allocator<int> >());
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#endif
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#ifdef TEST_T6
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#ifdef TEST_T5
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test_container(map<int, int, less<const int>, __pool_alloc<int> >());
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#endif
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return 0;
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@ -290,51 +290,51 @@ template<typename Container>
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int main(void)
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{
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#ifdef TEST_T1
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#ifdef TEST_T0
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test_container(vector<test_type, malloc_alloc_type>());
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#endif
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#ifdef TEST_T2
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#ifdef TEST_T1
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test_container(vector<test_type, new_alloc_type>());
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#endif
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#ifdef TEST_T3
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#ifdef TEST_T2
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test_container(vector<test_type, so_alloc_type>());
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#endif
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#ifdef TEST_T4
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#ifdef TEST_T3
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test_container(vector<test_type, bit_alloc_type>());
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#endif
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#ifdef TEST_T5
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#ifdef TEST_T4
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test_container(vector<test_type, po_alloc_type>());
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#endif
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#ifdef TEST_T6
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#ifdef TEST_T5
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test_container(list<test_type, malloc_alloc_type>());
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#endif
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#ifdef TEST_T7
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#ifdef TEST_T6
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test_container(list<test_type, new_alloc_type>());
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#endif
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#ifdef TEST_T8
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#ifdef TEST_T7
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test_container(list<test_type, so_alloc_type>());
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#endif
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#ifdef TEST_T9
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#ifdef TEST_T8
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test_container(list<test_type, bit_alloc_type>());
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#endif
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#ifdef TEST_T10
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#ifdef TEST_T9
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test_container(list<test_type, po_alloc_type>());
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#endif
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#ifdef TEST_T11
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#ifdef TEST_T10
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test_container(map<test_type, test_type, compare_type, malloc_alloc_type>());
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#endif
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#ifdef TEST_T12
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#ifdef TEST_T11
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test_container(map<test_type, test_type, compare_type, new_alloc_type>());
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#endif
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#ifdef TEST_T13
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#ifdef TEST_T12
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test_container(map<test_type, test_type, compare_type, so_alloc_type>());
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#endif
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#ifdef TEST_T14
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#ifdef TEST_T13
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test_container(map<test_type, test_type, compare_type, bit_alloc_type>());
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#endif
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#ifdef TEST_T15
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#ifdef TEST_T14
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test_container(map<test_type, test_type, compare_type, po_alloc_type>());
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#endif
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