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Issue 10640018: Fix lint. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 8 years, 6 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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527 REDUCE_MEMORY_FOOTPRINT 527 REDUCE_MEMORY_FOOTPRINT
528 }; 528 };
529 529
530 CompactionMode mode = COMPACT_FREE_LISTS; 530 CompactionMode mode = COMPACT_FREE_LISTS;
531 531
532 intptr_t reserved = number_of_pages * space->AreaSize(); 532 intptr_t reserved = number_of_pages * space->AreaSize();
533 intptr_t over_reserved = reserved - space->SizeOfObjects(); 533 intptr_t over_reserved = reserved - space->SizeOfObjects();
534 static const intptr_t kFreenessThreshold = 50; 534 static const intptr_t kFreenessThreshold = 50;
535 535
536 if (over_reserved >= 2 * space->AreaSize()) { 536 if (over_reserved >= 2 * space->AreaSize()) {
537
538 // If reduction of memory footprint was requested, we are aggressive 537 // If reduction of memory footprint was requested, we are aggressive
539 // about choosing pages to free. We expect that half-empty pages 538 // about choosing pages to free. We expect that half-empty pages
540 // are easier to compact so slightly bump the limit. 539 // are easier to compact so slightly bump the limit.
541 if (reduce_memory_footprint_) { 540 if (reduce_memory_footprint_) {
542 mode = REDUCE_MEMORY_FOOTPRINT; 541 mode = REDUCE_MEMORY_FOOTPRINT;
543 max_evacuation_candidates += 2; 542 max_evacuation_candidates += 2;
544 } 543 }
545 544
546 // If over-usage is very high (more than a third of the space), we 545 // If over-usage is very high (more than a third of the space), we
547 // try to free all mostly empty pages. We expect that almost empty 546 // try to free all mostly empty pages. We expect that almost empty
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4131 while (buffer != NULL) { 4130 while (buffer != NULL) {
4132 SlotsBuffer* next_buffer = buffer->next(); 4131 SlotsBuffer* next_buffer = buffer->next();
4133 DeallocateBuffer(buffer); 4132 DeallocateBuffer(buffer);
4134 buffer = next_buffer; 4133 buffer = next_buffer;
4135 } 4134 }
4136 *buffer_address = NULL; 4135 *buffer_address = NULL;
4137 } 4136 }
4138 4137
4139 4138
4140 } } // namespace v8::internal 4139 } } // namespace v8::internal
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