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Remove heap allocator's block headers, replacing them with bitmap at start of heap.

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JerryScript-DCO-1.0-Signed-off-by: Ruben Ayrapetyan r.ayrapetyan@samsung.com
This commit is contained in:
Ruben Ayrapetyan
2015-08-17 17:55:08 +03:00
parent 4c67403f15
commit 10e5f3530d
8 changed files with 549 additions and 822 deletions
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jerry-core/mem/mem-heap.h
+4 -1
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@@ -39,13 +39,16 @@ typedef enum
MEM_HEAP_ALLOC_LONG_TERM /**< allocated region most likely will not be freed soon */
} mem_heap_alloc_term_t;
extern void mem_heap_init (uint8_t *heap_start, size_t heap_size);
extern void mem_heap_init (void);
extern void mem_heap_finalize (void);
extern void* mem_heap_alloc_block (size_t size_in_bytes, mem_heap_alloc_term_t alloc_term);
extern void* mem_heap_alloc_chunked_block (mem_heap_alloc_term_t alloc_term);
extern void mem_heap_free_block (void *ptr);
extern void* mem_heap_get_chunked_block_start (void *ptr);
extern size_t mem_heap_get_chunked_block_data_size (void);
extern uintptr_t mem_heap_compress_pointer (const void *pointer);
extern void* mem_heap_decompress_pointer (uintptr_t compressed_pointer);
extern bool mem_is_heap_pointer (const void *pointer);
extern size_t __attr_pure___ mem_heap_recommend_allocation_size (size_t minimum_allocation_size);
extern void mem_heap_print (bool dump_block_headers, bool dump_block_data, bool dump_stats);