From faab1d57661e4d68823723a8270205c3a3c6e148 Mon Sep 17 00:00:00 2001
From: Teddy <ted.sybil@gmail.com>
Date: Tue, 13 Aug 2013 23:47:38 +0800
Subject: add gc in `PromObj` and `Continuation`

---
 types.cpp | 30 ++++++++++++++++++++++++++----
 1 file changed, 26 insertions(+), 4 deletions(-)

(limited to 'types.cpp')

diff --git a/types.cpp b/types.cpp
index 8ae25fc..3e5fd07 100644
--- a/types.cpp
+++ b/types.cpp
@@ -57,13 +57,13 @@ SymObj::SymObj(const string &str) :
         return new ReprStr(val);
     }
 
-OptObj::OptObj() : Container(CLS_SIM_OBJ | CLS_OPT_OBJ) {}
+OptObj::OptObj(int otype) : Container(otype | CLS_SIM_OBJ | CLS_OPT_OBJ, true) {}
 
 void OptObj::gc_decrement() {}
 void OptObj::gc_trigger(EvalObj ** &tail, EvalObjSet &visited) {}
 
 ProcObj::ProcObj(Pair *_body, Environment *_envt, EvalObj *_params) :
-    OptObj(), body(_body), params(_params), envt(_envt) {
+    OptObj(CLS_CONTAINER), body(_body), params(_params), envt(_envt) {
     gc.attach(body);
     gc.attach(params);
     gc.attach(envt);
@@ -187,7 +187,7 @@ ReprCons *CharObj::get_repr_cons() {
 }
 
 VecObj::VecObj(size_t size, EvalObj *fill) :
-    EvalObj(CLS_SIM_OBJ | CLS_VECT_OBJ) {
+    Container(CLS_SIM_OBJ | CLS_VECT_OBJ) {
     vec.resize(size);
     for (size_t i = 0; i < size; i++)
     {
@@ -237,6 +237,18 @@ ReprCons *VecObj::get_repr_cons() {
     return new VectReprCons(this, this);
 }
 
+void VecObj::gc_decrement() {
+    for (EvalObjVec::iterator it = vec.begin();
+            it != vec.end(); it++)
+        GC_CYC_DEC(*it);
+}
+
+void VecObj::gc_trigger(EvalObj ** &tail, EvalObjSet &visited) {
+    for (EvalObjVec::iterator it = vec.begin();
+            it != vec.end(); it++)
+        GC_CYC_TRIGGER(*it);
+}
+
 StrObj *StrObj::from_string(string repr) {
     size_t len = repr.length();
     if (repr[0] == '\"' && repr[len - 1] == '\"')
@@ -453,7 +465,7 @@ VectReprCons::VectReprCons(VecObj *_ptr, EvalObj *_ori) :
     }
 
 PromObj::PromObj(EvalObj *exp) :
-    EvalObj(CLS_SIM_OBJ | CLS_PROM_OBJ),
+    Container(CLS_SIM_OBJ | CLS_PROM_OBJ),
     entry(new Pair(exp, empty_list)), mem(NULL) {
         gc.attach(entry);
         entry->next = NULL;
@@ -464,6 +476,16 @@ PromObj::~PromObj() {
     gc.expose(mem);
 }
 
+void PromObj::gc_decrement() {
+    GC_CYC_DEC(entry);
+    GC_CYC_DEC(mem);
+}
+
+void PromObj::gc_trigger(EvalObj ** &tail, EvalObjSet &visited) {
+    GC_CYC_TRIGGER(entry);
+    GC_CYC_TRIGGER(mem);
+}
+
 Pair *PromObj::get_entry() { return entry; }
 
 ReprCons *PromObj::get_repr_cons() { return new ReprStr("#<Promise>"); }
-- 
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