YourWishes/jerryscript
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add build option for changing the heap limit (#3005)

Browse Source 
This change adds a build option that allows adjusting the garbage
collection heap usage limit, which can be used to fine-tune how often
garbage collection should be triggered.

JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai dbatyai@inf.u-szeged.hu
This commit is contained in:
Dániel Bátyai
2019-08-06 13:35:26 +02:00
committed by Robert Fancsik
parent dec9dbc926
commit 3b7475b01d
6 changed files with 56 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
jerry-core/jmem/jmem-heap.c
+8 -8
View File
@@ -79,7 +79,7 @@ jmem_heap_init (void)
#endif /* !ENABLED (JERRY_CPOINTER_32_BIT) */
JERRY_ASSERT ((uintptr_t) JERRY_HEAP_CONTEXT (area) % JMEM_ALIGNMENT == 0);
JERRY_CONTEXT (jmem_heap_limit) = CONFIG_MEM_HEAP_DESIRED_LIMIT;
JERRY_CONTEXT (jmem_heap_limit) = CONFIG_GC_LIMIT;
jmem_heap_free_t *const region_p = (jmem_heap_free_t *) JERRY_HEAP_CONTEXT (area);
@@ -140,7 +140,7 @@ jmem_heap_alloc (const size_t size) /**< size of requested block */
if (JERRY_CONTEXT (jmem_heap_allocated_size) >= JERRY_CONTEXT (jmem_heap_limit))
{
JERRY_CONTEXT (jmem_heap_limit) += CONFIG_MEM_HEAP_DESIRED_LIMIT;
JERRY_CONTEXT (jmem_heap_limit) += CONFIG_GC_LIMIT;
}
if (data_space_p->size == JMEM_ALIGNMENT)
@@ -223,7 +223,7 @@ jmem_heap_alloc (const size_t size) /**< size of requested block */
while (JERRY_CONTEXT (jmem_heap_allocated_size) >= JERRY_CONTEXT (jmem_heap_limit))
{
JERRY_CONTEXT (jmem_heap_limit) += CONFIG_MEM_HEAP_DESIRED_LIMIT;
JERRY_CONTEXT (jmem_heap_limit) += CONFIG_GC_LIMIT;
}
break;
@@ -252,7 +252,7 @@ jmem_heap_alloc (const size_t size) /**< size of requested block */
while (JERRY_CONTEXT (jmem_heap_allocated_size) >= JERRY_CONTEXT (jmem_heap_limit))
{
JERRY_CONTEXT (jmem_heap_limit) += CONFIG_MEM_HEAP_DESIRED_LIMIT;
JERRY_CONTEXT (jmem_heap_limit) += CONFIG_GC_LIMIT;
}
return malloc (size);
@@ -443,9 +443,9 @@ jmem_heap_free_block_internal (void *ptr, /**< pointer to beginning of data spac
JERRY_ASSERT (JERRY_CONTEXT (jmem_heap_allocated_size) > 0);
JERRY_CONTEXT (jmem_heap_allocated_size) -= aligned_size;
while (JERRY_CONTEXT (jmem_heap_allocated_size) + CONFIG_MEM_HEAP_DESIRED_LIMIT <= JERRY_CONTEXT (jmem_heap_limit))
while (JERRY_CONTEXT (jmem_heap_allocated_size) + CONFIG_GC_LIMIT <= JERRY_CONTEXT (jmem_heap_limit))
{
JERRY_CONTEXT (jmem_heap_limit) -= CONFIG_MEM_HEAP_DESIRED_LIMIT;
JERRY_CONTEXT (jmem_heap_limit) -= CONFIG_GC_LIMIT;
}
JMEM_VALGRIND_NOACCESS_SPACE (&JERRY_HEAP_CONTEXT (first), sizeof (jmem_heap_free_t));
@@ -453,9 +453,9 @@ jmem_heap_free_block_internal (void *ptr, /**< pointer to beginning of data spac
#else /* ENABLED (JERRY_SYSTEM_ALLOCATOR) */
JERRY_CONTEXT (jmem_heap_allocated_size) -= size;
while (JERRY_CONTEXT (jmem_heap_allocated_size) + CONFIG_MEM_HEAP_DESIRED_LIMIT <= JERRY_CONTEXT (jmem_heap_limit))
while (JERRY_CONTEXT (jmem_heap_allocated_size) + CONFIG_GC_LIMIT <= JERRY_CONTEXT (jmem_heap_limit))
{
JERRY_CONTEXT (jmem_heap_limit) -= CONFIG_MEM_HEAP_DESIRED_LIMIT;
JERRY_CONTEXT (jmem_heap_limit) -= CONFIG_GC_LIMIT;
}
free (ptr);