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Testing in isolation without gc_sweep enabled

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Justin Ethier 2015-11-20 02:56:59 -05:00
parent ec6140b3a4
commit 91e018c78b
1 changed files with 14 additions and 1 deletions
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15
gc.c
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@ -692,10 +692,23 @@ PHASE 2 - multi-threaded mutator (IE, more than one stack thread):
// we need to ensure any heap objects affected are traced // we need to ensure any heap objects affected are traced
void gc_stack_mark_gray(gc_thread_data *thd, object obj) void gc_stack_mark_gray(gc_thread_data *thd, object obj)
{ {
char tmp;
object low_limit = &tmp;
object high_limit = ((gc_thread_data *)thd)->stack_start;
int color; int color;
if (is_object_type(obj)) { if (is_object_type(obj)) {
color = mark(obj); color = mark(obj);
// TODO: no need to run this all the time. enclose in an "ifdef DEBUG" once
// the GC is stabilized
if (check_overflow(low_limit, obj) &&
check_overflow(obj, high_limit) &&
color != gc_color_red){
printf("stack object has wrong color %d!\n", color);
Cyc_display(obj, stdout);
printf("\n");
exit(1);
}
if (color == gc_color_clear) { if (color == gc_color_clear) {
gc_mark_gray(thd, obj); gc_mark_gray(thd, obj);
} else if (color == gc_color_red) { } else if (color == gc_color_red) {
@ -1074,7 +1087,7 @@ printf("DEBUG - swap clear %d / mark %d\n", gc_color_clear, gc_color_mark);
gc_stage = STAGE_SWEEPING; gc_stage = STAGE_SWEEPING;
// //
//sweep : //sweep :
max_freed = gc_sweep(gc_get_heap(), &freed); //max_freed = gc_sweep(gc_get_heap(), &freed);
// TODO: grow heap if it is mostly full after collection?? // TODO: grow heap if it is mostly full after collection??
//#if GC_DEBUG_CONCISE_PRINTFS //#if GC_DEBUG_CONCISE_PRINTFS
printf("sweep done, freed = %d, max_freed = %d, elapsed = %ld\n", printf("sweep done, freed = %d, max_freed = %d, elapsed = %ld\n",