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Issue 7050034: Merge google-perftools r109 (the current contents of third_party/tcmalloc/vendor) (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: '' Created 9 years, 6 months ago
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1 // Copyright (c) 2009, Google Inc. 1 // Copyright (c) 2009, Google Inc.
2 // All rights reserved. 2 // All rights reserved.
3 // 3 //
4 // Redistribution and use in source and binary forms, with or without 4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are 5 // modification, are permitted provided that the following conditions are
6 // met: 6 // met:
7 // 7 //
8 // * Redistributions of source code must retain the above copyright 8 // * Redistributions of source code must retain the above copyright
9 // notice, this list of conditions and the following disclaimer. 9 // notice, this list of conditions and the following disclaimer.
10 // * Redistributions in binary form must reproduce the above 10 // * Redistributions in binary form must reproduce the above
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24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 29
30 // --- 30 // ---
31 // Author: Andrew Fikes 31 // Author: Andrew Fikes
32 32
33 #include <config.h> 33 #include <config.h>
34 #include "base/spinlock.h"
35 #include "common.h"
36 #include "static_vars.h"
37 #include "stack_trace_table.h" 34 #include "stack_trace_table.h"
35 #include <string.h> // for NULL, memset
36 #include "base/spinlock.h" // for SpinLockHolder
37 #include "common.h" // for StackTrace
38 #include "internal_logging.h" // for MESSAGE, ASSERT
39 #include "page_heap_allocator.h" // for PageHeapAllocator
40 #include "static_vars.h" // for Static
38 41
39 namespace tcmalloc { 42 namespace tcmalloc {
40 43
41 bool StackTraceTable::Bucket::KeyEqual(uintptr_t h, 44 bool StackTraceTable::Bucket::KeyEqual(uintptr_t h,
42 const StackTrace& t) const { 45 const StackTrace& t) const {
43 const bool eq = (this->hash == h && this->trace.depth == t.depth); 46 const bool eq = (this->hash == h && this->trace.depth == t.depth);
44 for (int i = 0; eq && i < t.depth; ++i) { 47 for (int i = 0; eq && i < t.depth; ++i) {
45 if (this->trace.stack[i] != t.stack[i]) { 48 if (this->trace.stack[i] != t.stack[i]) {
46 return false; 49 return false;
47 } 50 }
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145 Static::bucket_allocator()->Delete(b); 148 Static::bucket_allocator()->Delete(b);
146 b = next; 149 b = next;
147 } 150 }
148 table_[i] = NULL; 151 table_[i] = NULL;
149 } 152 }
150 153
151 return out; 154 return out;
152 } 155 }
153 156
154 } // namespace tcmalloc 157 } // namespace tcmalloc
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