Lines Matching refs:size
84 static SLJIT_INLINE void* alloc_chunk(sljit_uw size) in alloc_chunk() argument
86 return VirtualAlloc(NULL, size, MEM_COMMIT | MEM_RESERVE, PAGE_EXECUTE_READWRITE); in alloc_chunk()
89 static SLJIT_INLINE void free_chunk(void *chunk, sljit_uw size) in free_chunk() argument
91 SLJIT_UNUSED_ARG(size); in free_chunk()
150 static SLJIT_INLINE void* alloc_chunk(sljit_uw size) in alloc_chunk() argument
162 retval = mmap(NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC, flags, -1, 0); in alloc_chunk()
168 retval = mmap(NULL, size, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE, dev_zero, 0); in alloc_chunk()
174 static SLJIT_INLINE void free_chunk(void *chunk, sljit_uw size) in free_chunk() argument
176 munmap(chunk, size); in free_chunk()
188 sljit_uw size; member
196 sljit_uw size; member
204 #define ALIGN_SIZE(size) (((size) + sizeof(struct block_header) + 7) & ~7) argument
210 static SLJIT_INLINE void sljit_insert_free_block(struct free_block *free_block, sljit_uw size) in sljit_insert_free_block() argument
212 free_block->header.size = 0; in sljit_insert_free_block()
213 free_block->size = size; in sljit_insert_free_block()
235 SLJIT_API_FUNC_ATTRIBUTE void* sljit_malloc_exec(sljit_uw size) in sljit_malloc_exec() argument
243 if (size < (64 - sizeof(struct block_header))) in sljit_malloc_exec()
244 size = (64 - sizeof(struct block_header)); in sljit_malloc_exec()
245 size = ALIGN_SIZE(size); in sljit_malloc_exec()
249 if (free_block->size >= size) { in sljit_malloc_exec()
250 chunk_size = free_block->size; in sljit_malloc_exec()
251 if (chunk_size > size + 64) { in sljit_malloc_exec()
253 chunk_size -= size; in sljit_malloc_exec()
254 free_block->size = chunk_size; in sljit_malloc_exec()
257 AS_BLOCK_HEADER(header, size)->prev_size = size; in sljit_malloc_exec()
262 size = chunk_size; in sljit_malloc_exec()
264 allocated_size += size; in sljit_malloc_exec()
265 header->size = size; in sljit_malloc_exec()
272 chunk_size = (size + sizeof(struct block_header) + CHUNK_SIZE - 1) & CHUNK_MASK; in sljit_malloc_exec()
283 if (chunk_size > size + 64) { in sljit_malloc_exec()
285 allocated_size += size; in sljit_malloc_exec()
286 header->size = size; in sljit_malloc_exec()
287 chunk_size -= size; in sljit_malloc_exec()
289 free_block = AS_FREE_BLOCK(header, size); in sljit_malloc_exec()
290 free_block->header.prev_size = size; in sljit_malloc_exec()
297 header->size = chunk_size; in sljit_malloc_exec()
300 next_header->size = 1; in sljit_malloc_exec()
313 allocated_size -= header->size; in sljit_free_exec()
320 if (SLJIT_UNLIKELY(!free_block->header.size)) { in sljit_free_exec()
321 free_block->size += header->size; in sljit_free_exec()
322 header = AS_BLOCK_HEADER(free_block, free_block->size); in sljit_free_exec()
323 header->prev_size = free_block->size; in sljit_free_exec()
327 sljit_insert_free_block(free_block, header->size); in sljit_free_exec()
330 header = AS_BLOCK_HEADER(free_block, free_block->size); in sljit_free_exec()
331 if (SLJIT_UNLIKELY(!header->size)) { in sljit_free_exec()
332 free_block->size += ((struct free_block*)header)->size; in sljit_free_exec()
334 header = AS_BLOCK_HEADER(free_block, free_block->size); in sljit_free_exec()
335 header->prev_size = free_block->size; in sljit_free_exec()
339 if (SLJIT_UNLIKELY(!free_block->header.prev_size && header->size == 1)) { in sljit_free_exec()
341 if (total_size - free_block->size > (allocated_size * 3 / 2)) { in sljit_free_exec()
342 total_size -= free_block->size; in sljit_free_exec()
344 free_chunk(free_block, free_block->size + sizeof(struct block_header)); in sljit_free_exec()
362 AS_BLOCK_HEADER(free_block, free_block->size)->size == 1) { in sljit_free_unused_memory_exec()
363 total_size -= free_block->size; in sljit_free_unused_memory_exec()
365 free_chunk(free_block, free_block->size + sizeof(struct block_header)); in sljit_free_unused_memory_exec()
