steve
/
factor
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

VM: Refactor aging_collector to Factor style

db4
Erik Charlebois 2013-05-11 21:39:48 -04:00
parent a42ba561d2
commit ee9fd64b69
2 changed files with 53 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
vm/aging_collector.cpp
View File

@ -1,16 +1,13 @@
#include "master.hpp" #include "master.hpp"
namespace factor namespace factor {
{
aging_collector::aging_collector(factor_vm *parent_) : aging_collector::aging_collector(factor_vm* parent_)
copying_collector<aging_space,aging_policy>( : copying_collector<aging_space, aging_policy>(parent_,
parent_,
parent_->data->aging, parent_->data->aging,
aging_policy(parent_)) {} aging_policy(parent_)) {}
void factor_vm::collect_aging() void factor_vm::collect_aging() {
{
/* Promote objects referenced from tenured space to tenured space, copy /* Promote objects referenced from tenured space to tenured space, copy
everything else to the aging semi-space, and reset the nursery pointer. */ everything else to the aging semi-space, and reset the nursery pointer. */
{ {
@ -22,15 +19,17 @@ void factor_vm::collect_aging()
gc_event* event = current_gc->event; gc_event* event = current_gc->event;
if(event) event->started_card_scan(); if (event)
collector.trace_cards(data->tenured, event->started_card_scan();
card_points_to_aging, collector.trace_cards(data->tenured, card_points_to_aging, full_unmarker());
full_unmarker()); if (event)
if(event) event->ended_card_scan(collector.cards_scanned,collector.decks_scanned); event->ended_card_scan(collector.cards_scanned, collector.decks_scanned);
if(event) event->started_code_scan(); if (event)
event->started_code_scan();
collector.trace_code_heap_roots(&code->points_to_aging); collector.trace_code_heap_roots(&code->points_to_aging);
if(event) event->ended_code_scan(collector.code_blocks_scanned); if (event)
event->ended_code_scan(collector.code_blocks_scanned);
collector.tenure_reachable_objects(); collector.tenure_reachable_objects();
} }

10
vm/aging_collector.hpp
View File

@ -1,18 +1,16 @@
namespace factor namespace factor {
{
struct aging_policy { struct aging_policy {
factor_vm* parent; factor_vm* parent;
aging_space* aging; aging_space* aging;
tenured_space* tenured; tenured_space* tenured;
explicit aging_policy(factor_vm *parent_) : explicit aging_policy(factor_vm* parent_)
parent(parent_), : parent(parent_),
aging(parent->data->aging), aging(parent->data->aging),
tenured(parent->data->tenured) {} tenured(parent->data->tenured) {}
bool should_copy_p(object *untagged) bool should_copy_p(object* untagged) {
{
return !(aging->contains_p(untagged) || tenured->contains_p(untagged)); return !(aging->contains_p(untagged) || tenured->contains_p(untagged));
} }