* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
+#include "config.h"
+
#ifdef HAVE_SGEN_GC
#include "utils/mono-counters.h"
-#include "metadata/object-internals.h"
-#include "metadata/profiler-private.h"
+#include "metadata/gc-internal.h"
#include "metadata/sgen-gc.h"
#include "metadata/sgen-protocol.h"
#include "metadata/mono-gc.h"
+#include "metadata/object-internals.h"
+#include "metadata/profiler-private.h"
+#include "metadata/sgen-memory-governor.h"
#define MAJOR_SECTION_SIZE SGEN_PINNED_CHUNK_SIZE
#define BLOCK_FOR_OBJECT(o) SGEN_PINNED_CHUNK_FOR_PTR ((o))
static GCMemSection *section_list = NULL;
-static SgenInternalAllocator pinned_allocator;
+static SgenPinnedAllocator pinned_allocator;
static gboolean have_swept;
major_alloc_heap (mword nursery_size, mword nursery_align, int the_nursery_bits)
{
if (nursery_align)
- nursery_start = mono_sgen_alloc_os_memory_aligned (nursery_size, nursery_align, TRUE);
+ nursery_start = sgen_alloc_os_memory_aligned (nursery_size, nursery_align, TRUE, TRUE, "nursery");
else
- nursery_start = mono_sgen_alloc_os_memory (nursery_size, TRUE);
+ nursery_start = sgen_alloc_os_memory (nursery_size, TRUE, TRUE, "nursery");
nursery_end = nursery_start + nursery_size;
nursery_bits = the_nursery_bits;
static void
free_pinned_object (char *obj, size_t size)
{
- mono_sgen_free_internal_full (&pinned_allocator, obj, size, INTERNAL_MEM_MANAGED);
+ sgen_free_pinned (&pinned_allocator, obj, size);
}
/*
GCMemSection *section;
int scan_starts;
- section = mono_sgen_alloc_os_memory_aligned (MAJOR_SECTION_SIZE, MAJOR_SECTION_SIZE, TRUE);
+ section = sgen_alloc_os_memory_aligned (MAJOR_SECTION_SIZE, MAJOR_SECTION_SIZE, TRUE, TRUE, "major heap section");
section->next_data = section->data = (char*)section + SGEN_SIZEOF_GC_MEM_SECTION;
g_assert (!((mword)section->data & 7));
section->size = MAJOR_SECTION_SIZE - SGEN_SIZEOF_GC_MEM_SECTION;
section->end_data = section->data + section->size;
- mono_sgen_update_heap_boundaries ((mword)section->data, (mword)section->end_data);
- DEBUG (3, fprintf (gc_debug_file, "New major heap section: (%p-%p), total: %jd\n", section->data, section->end_data, mono_gc_get_heap_size ()));
+ sgen_update_heap_boundaries ((mword)section->data, (mword)section->end_data);
+ DEBUG (3, fprintf (gc_debug_file, "New major heap section: (%p-%p), total: %lld\n", section->data, section->end_data, (long long int)mono_gc_get_heap_size ()));
scan_starts = (section->size + SGEN_SCAN_START_SIZE - 1) / SGEN_SCAN_START_SIZE;
- section->scan_starts = mono_sgen_alloc_internal_dynamic (sizeof (char*) * scan_starts, INTERNAL_MEM_SCAN_STARTS);
+ section->scan_starts = sgen_alloc_internal_dynamic (sizeof (char*) * scan_starts, INTERNAL_MEM_SCAN_STARTS, TRUE);
section->num_scan_start = scan_starts;
section->block.role = MEMORY_ROLE_GEN1;
section->is_to_space = TRUE;
free_major_section (GCMemSection *section)
{
DEBUG (3, fprintf (gc_debug_file, "Freed major section %p (%p-%p)\n", section, section->data, section->end_data));
- mono_sgen_free_internal_dynamic (section->scan_starts,
+ sgen_free_internal_dynamic (section->scan_starts,
(section->size + SGEN_SCAN_START_SIZE - 1) / SGEN_SCAN_START_SIZE * sizeof (char*), INTERNAL_MEM_SCAN_STARTS);
- mono_sgen_free_os_memory (section, MAJOR_SECTION_SIZE);
+ sgen_free_os_memory (section, MAJOR_SECTION_SIZE, TRUE);
--num_major_sections;
}
if (ptr_in_nursery (obj))
return FALSE;
- objsize = SGEN_ALIGN_UP (mono_sgen_safe_object_get_size ((MonoObject*)obj));
+ objsize = SGEN_ALIGN_UP (sgen_safe_object_get_size ((MonoObject*)obj));
/* LOS */
if (objsize > SGEN_MAX_SMALL_OBJ_SIZE)
static void*
major_alloc_small_pinned_obj (size_t size, gboolean has_references)
{
- return mono_sgen_alloc_internal_full (&pinned_allocator, size, INTERNAL_MEM_MANAGED);
+ return sgen_alloc_pinned (&pinned_allocator, size);
}
/*
section->is_to_space = FALSE;
/* FIXME: handle OOM */
p = (void**)section->next_data;
- mono_sgen_register_major_sections_alloced (1);
+ sgen_register_major_sections_alloced (1);
}
section->next_data += size;
DEBUG (3, fprintf (gc_debug_file, "Allocated (degraded) object %p, vtable: %p (%s), size: %zd in section %p\n", p, vtable, vtable->klass->name, size, section));
return p;
}
+static inline void
+pin_major_object (char *obj, SgenGrayQueue *queue)
+{
+ sgen_pin_object (obj, queue);
+}
+
#include "sgen-major-copy-object.h"
static void
*
* Before we can copy the object we must make sure that we are
* allowed to, i.e. that the object not pinned, not already
- * forwarded and doesn't belong to the LOS, a pinned chunk, or
- * a to-space section.
+ * forwarded, not in the nursery To Space and doesn't belong
+ * to the LOS, a pinned chunk, or a to-space section.
*
* We are usually called for to-space objects (5) when we have
* two remset entries for the same reference. The first entry
return;
}
- if (ptr_in_nursery (obj))
+ if (ptr_in_nursery (obj)) {
+ /* A To Space object is already on its final destination for the current collection. */
+ if (sgen_nursery_is_to_space (obj))
+ return;
goto copy;
+ }
/*
* At this point we know obj is not pinned, not forwarded and
* see whether it's a pinned chunk or a major heap section.
*/
- objsize = SGEN_ALIGN_UP (mono_sgen_safe_object_get_size ((MonoObject*)obj));
+ objsize = SGEN_ALIGN_UP (sgen_safe_object_get_size ((MonoObject*)obj));
if (G_UNLIKELY (objsize > SGEN_MAX_SMALL_OBJ_SIZE || obj_is_from_pinned_alloc (obj))) {
if (SGEN_OBJECT_IS_PINNED (obj))
return;
- DEBUG (9, fprintf (gc_debug_file, " (marked LOS/Pinned %p (%s), size: %zd)\n", obj, mono_sgen_safe_name (obj), objsize));
- binary_protocol_pin (obj, (gpointer)SGEN_LOAD_VTABLE (obj), mono_sgen_safe_object_get_size ((MonoObject*)obj));
+ DEBUG (9, fprintf (gc_debug_file, " (marked LOS/Pinned %p (%s), size: %td)\n", obj, sgen_safe_name (obj), objsize));
+ binary_protocol_pin (obj, (gpointer)SGEN_LOAD_VTABLE (obj), sgen_safe_object_get_size ((MonoObject*)obj));
SGEN_PIN_OBJECT (obj);
GRAY_OBJECT_ENQUEUE (queue, obj);
HEAVY_STAT (++stat_major_copy_object_failed_large_pinned);
binary_protocol_empty (frag_start, frag_size);
memset (frag_start, 0, frag_size);
}
- frag_size = SGEN_ALIGN_UP (mono_sgen_safe_object_get_size ((MonoObject*)section->pin_queue_start [i]));
+ frag_size = SGEN_ALIGN_UP (sgen_safe_object_get_size ((MonoObject*)section->pin_queue_start [i]));
frag_start = (char*)section->pin_queue_start [i] + frag_size;
section->next_data = MAX (section->next_data, frag_start);
}
{
if (SGEN_OBJECT_IS_PINNED (ptr)) {
SGEN_UNPIN_OBJECT (ptr);
- DEBUG (6, fprintf (gc_debug_file, "Unmarked pinned object %p (%s)\n", ptr, mono_sgen_safe_name (ptr)));
+ DEBUG (6, fprintf (gc_debug_file, "Unmarked pinned object %p (%s)\n", ptr, sgen_safe_name (ptr)));
} else {
- DEBUG (6, fprintf (gc_debug_file, "Freeing unmarked pinned object %p (%s)\n", ptr, mono_sgen_safe_name (ptr)));
+ DEBUG (6, fprintf (gc_debug_file, "Freeing unmarked pinned object %p (%s)\n", ptr, sgen_safe_name (ptr)));
free_pinned_object (ptr, size);
}
}
static void
sweep_pinned_objects (void)
{
- mono_sgen_internal_scan_objects (&pinned_allocator, sweep_pinned_objects_callback, NULL);
+ sgen_pinned_scan_objects (&pinned_allocator, sweep_pinned_objects_callback, NULL);
}
static void
if (non_pinned) {
GCMemSection *section;
for (section = section_list; section; section = section->block.next)
- mono_sgen_scan_area_with_callback (section->data, section->end_data, callback, data, FALSE);
+ sgen_scan_area_with_callback (section->data, section->end_data, callback, data, FALSE);
}
if (pinned)
- mono_sgen_internal_scan_objects (&pinned_allocator, callback, data);
+ sgen_pinned_scan_objects (&pinned_allocator, callback, data);
}
static void
static void
pin_pinned_object_callback (void *addr, size_t slot_size, SgenGrayQueue *queue)
{
- binary_protocol_pin (addr, (gpointer)SGEN_LOAD_VTABLE (addr), mono_sgen_safe_object_get_size ((MonoObject*)addr));
+ binary_protocol_pin (addr, (gpointer)SGEN_LOAD_VTABLE (addr), sgen_safe_object_get_size ((MonoObject*)addr));
if (!SGEN_OBJECT_IS_PINNED (addr))
- mono_sgen_pin_stats_register_object ((char*) addr, mono_sgen_safe_object_get_size ((MonoObject*) addr));
+ sgen_pin_stats_register_object ((char*) addr, sgen_safe_object_get_size ((MonoObject*) addr));
SGEN_PIN_OBJECT (addr);
GRAY_OBJECT_ENQUEUE (queue, addr);
- DEBUG (6, fprintf (gc_debug_file, "Marked pinned object %p (%s) from roots\n", addr, mono_sgen_safe_name (addr)));
+ DEBUG (6, fprintf (gc_debug_file, "Marked pinned object %p (%s) from roots\n", addr, sgen_safe_name (addr)));
}
static void
GCMemSection *section;
for (section = section_list; section; section = section->block.next)
- mono_sgen_find_section_pin_queue_start_end (section);
- mono_sgen_internal_scan_pinned_objects (&pinned_allocator, (IterateObjectCallbackFunc)pin_pinned_object_callback, queue);
+ sgen_find_section_pin_queue_start_end (section);
+ sgen_pinned_scan_pinned_objects (&pinned_allocator, (IterateObjectCallbackFunc)pin_pinned_object_callback, queue);
}
static void
GCMemSection *section;
for (section = section_list; section; section = section->block.next)
- mono_sgen_pin_objects_in_section (section, queue);
+ sgen_pin_objects_in_section (section, queue);
}
static void
/* unpin objects from the pinned chunks and free the unmarked ones */
sweep_pinned_objects ();
- mono_sgen_internal_update_heap_boundaries (&pinned_allocator);
+ sgen_pinned_update_heap_boundaries (&pinned_allocator);
/* free the unused sections */
prev_section = NULL;
section = section->block.next;
update:
- mono_sgen_update_heap_boundaries ((mword)this_section->data, (mword)this_section->data + this_section->size);
+ sgen_update_heap_boundaries ((mword)this_section->data, (mword)this_section->data + this_section->size);
}
have_swept = TRUE;
{
GCMemSection *section;
for (section = section_list; section; section = section->block.next)
- mono_sgen_check_section_scan_starts (section);
+ sgen_check_section_scan_starts (section);
}
static void
{
GCMemSection *section;
for (section = section_list; section; section = section->block.next)
- mono_sgen_dump_section (section, "old");
+ sgen_dump_section (section, "old");
/* FIXME: dump pinned sections, too */
}
section->is_to_space = FALSE;
sections_alloced = num_major_sections - old_num_major_sections;
- mono_sgen_register_major_sections_alloced (sections_alloced);
+ sgen_register_major_sections_alloced (sections_alloced);
}
static void
static void
major_report_pinned_memory_usage (void)
{
- mono_sgen_report_internal_mem_usage_full (&pinned_allocator);
+ sgen_report_pinned_mem_usage (&pinned_allocator);
}
static int
}
void
-mono_sgen_copying_init (SgenMajorCollector *collector)
+sgen_copying_init (SgenMajorCollector *collector)
{
#ifdef HEAVY_STATISTICS
mono_counters_register ("# major copy_object() failed forwarded", MONO_COUNTER_GC | MONO_COUNTER_LONG, &stat_major_copy_object_failed_forwarded);
collector->is_object_live = major_is_object_live;
collector->alloc_small_pinned_obj = major_alloc_small_pinned_obj;
collector->alloc_degraded = major_alloc_degraded;
- collector->copy_or_mark_object = major_copy_or_mark_object;
collector->alloc_object = major_alloc_object;
collector->free_pinned_object = free_pinned_object;
collector->iterate_objects = major_iterate_objects;
collector->free_non_pinned_object = major_free_non_pinned_object;
collector->find_pin_queue_start_ends = major_find_pin_queue_start_ends;
collector->pin_objects = major_pin_objects;
+ collector->pin_major_object = pin_major_object;
collector->init_to_space = major_init_to_space;
collector->sweep = major_sweep;
collector->check_scan_starts = major_check_scan_starts;
collector->handle_gc_param = NULL;
collector->print_gc_param_usage = NULL;
- FILL_COLLECTOR_COPY_OBJECT (collector);
- FILL_COLLECTOR_SCAN_OBJECT (collector);
+ collector->major_ops.copy_or_mark_object = major_copy_or_mark_object;
+ collector->major_ops.scan_object = major_scan_object;
}
#endif