From 89881e901ab042275ba5c841f31ca54844f9b780 Mon Sep 17 00:00:00 2001
From: Justin Ethier <justin.ethier@gmail.com>
Date: Tue, 12 Apr 2016 21:34:18 -0400
Subject: [PATCH] Experimenting with a medium object heap

---
 gc.c                    | 3 +++
 include/cyclone/types.h | 1 +
 runtime.c               | 1 +
 3 files changed, 5 insertions(+)

diff --git a/gc.c b/gc.c
index 3e7b36fd..9357f1da 100644
--- a/gc.c
+++ b/gc.c
@@ -438,6 +438,8 @@ void *gc_alloc(gc_heap_root *hrt, size_t size, char *obj, gc_thread_data *thd, i
   size = gc_heap_align(size);
   if (size <= 32){
     h = hrt->small_obj_heap;
+  } else if (size <= 64) {
+    h = hrt->medium_obj_heap;
   } else {
     h = hrt->heap;
   }
@@ -1199,6 +1201,7 @@ fprintf(stderr, "DEBUG - after wait_handshake async\n");
   //sweep : 
   max_freed = gc_sweep(gc_get_heap()->heap, &freed);
   max_freed = gc_sweep(gc_get_heap()->small_obj_heap, &freed);
+  max_freed = gc_sweep(gc_get_heap()->medium_obj_heap, &freed);
   total_size = cached_heap_total_size; //gc_heap_total_size(gc_get_heap());
   total_free = cached_heap_free_size; //gc_heap_total_free_size(gc_get_heap());
 
diff --git a/include/cyclone/types.h b/include/cyclone/types.h
index a4a8c8fc..4ee92caf 100644
--- a/include/cyclone/types.h
+++ b/include/cyclone/types.h
@@ -131,6 +131,7 @@ struct gc_heap_t {
 typedef struct gc_heap_root_t gc_heap_root;
 struct gc_heap_root_t {
   gc_heap *small_obj_heap;
+  gc_heap *medium_obj_heap;
   gc_heap *heap;
 };
 
diff --git a/runtime.c b/runtime.c
index 8209aa12..a649f5fc 100644
--- a/runtime.c
+++ b/runtime.c
@@ -168,6 +168,7 @@ void gc_init_heap(long heap_size)
   Cyc_heap = malloc(sizeof(gc_heap_root));
   Cyc_heap->heap = gc_heap_create(heap_size, 0, 0);
   Cyc_heap->small_obj_heap = gc_heap_create(heap_size, 0, 0);
+  Cyc_heap->medium_obj_heap = gc_heap_create(heap_size, 0, 0);
 
   if (!ck_hs_init(&symbol_table, 
                   CK_HS_MODE_OBJECT | CK_HS_MODE_SPMC,