Starting the heap changes

This leaves everything as a mess at the moment, there are still a lot of changes that need to be made.
This commit is contained in:
Justin Ethier 2017-01-25 18:57:38 -05:00
parent befbced21c
commit 0d651d4ff7
3 changed files with 22 additions and 12 deletions

18
gc.c
View file

@ -1648,11 +1648,29 @@ void gc_thread_data_init(gc_thread_data * thd, int mut_num, char *stack_base,
fprintf(stderr, "Unable to initialize thread mutex\n");
exit(1);
}
thd->heap = calloc(1, sizeof(gc_heap_root));
thd->heap->heap = calloc(1, sizeof(gc_heap *) * NUM_HEAP_TYPES);
thd->heap->heap[HEAP_REST] = gc_heap_create(HEAP_REST, INITIAL_HEAP_SIZE, 0, 0);
thd->heap->heap[HEAP_SM] = gc_heap_create(HEAP_SM, INITIAL_HEAP_SIZE, 0, 0);
thd->heap->heap[HEAP_64] = gc_heap_create(HEAP_64, INITIAL_HEAP_SIZE, 0, 0);
if (sizeof(void *) == 8) { // Only use this heap on 64-bit platforms
thd->heap[HEAP_96] = gc_heap_create(HEAP_96, INITIAL_HEAP_SIZE, 0, 0);
}
thd->heap->heap[HEAP_HUGE] = gc_heap_create(HEAP_HUGE, 1024, 0, 0);
thd->cached_heap_free_sizes = calloc(5, sizeof(uint64_t));
thd->cached_heap_total_sizes = calloc(5, sizeof(uint64_t));
}
void gc_thread_data_free(gc_thread_data * thd)
{
if (thd) {
//
// !!
// TODO: (not necessarily here, but somewhere need to roll heap pages into
// another thread data. need to include cached heap sizes/total, too.
// then free cached heap vars here.
// !!
//
if (pthread_mutex_destroy(&thd->lock) != 0) {
// TODO: can only destroy the lock if it is unlocked. need to make sure we
// can guarantee that is the case prior to making this call

View file

@ -17,6 +17,7 @@
#include <string.h>
#include <time.h>
#include <pthread.h>
#include <stdint.h>
// Maximum number of args that GC will accept
#define NUM_GC_ARGS 128
@ -141,6 +142,9 @@ struct gc_thread_data_t {
int mark_buffer_len;
pthread_mutex_t lock;
pthread_t thread_id;
gc_heap_root *heap;
uint64_t *cached_heap_free_sizes;
uint64_t *cached_heap_total_sizes;
// Data needed for call history
char **stack_traces;
int stack_trace_idx;

View file

@ -140,7 +140,6 @@ if (type_is_pair_prim(clo)) { \
/*END closcall section */
/* Global variables. */
static gc_heap_root *Cyc_heap;
object Cyc_global_variables = NULL;
int _cyc_argc = 0;
char **_cyc_argv = NULL;
@ -261,17 +260,6 @@ static bool set_insert(ck_hs_t * hs, const void *value)
void gc_init_heap(long heap_size)
{
size_t initial_heap_size = INITIAL_HEAP_SIZE;
Cyc_heap = calloc(1, sizeof(gc_heap_root));
Cyc_heap->heap = calloc(1, sizeof(gc_heap *) * NUM_HEAP_TYPES);
Cyc_heap->heap[HEAP_REST] = gc_heap_create(HEAP_REST, initial_heap_size, 0, 0);
Cyc_heap->heap[HEAP_SM] = gc_heap_create(HEAP_SM, initial_heap_size, 0, 0);
Cyc_heap->heap[HEAP_64] = gc_heap_create(HEAP_64, initial_heap_size, 0, 0);
if (sizeof(void *) == 8) { // Only use this heap on 64-bit platforms
Cyc_heap->heap[HEAP_96] = gc_heap_create(HEAP_96, initial_heap_size, 0, 0);
}
Cyc_heap->heap[HEAP_HUGE] = gc_heap_create(HEAP_HUGE, 1024, 0, 0);
if (!ck_hs_init(&symbol_table,
CK_HS_MODE_OBJECT | CK_HS_MODE_SPMC,
hs_hash, hs_compare,