mono/metadata/sgen-simple-nursery.c

   1 /*
   2  * sgen-simple-nursery.c: Simple always promote nursery.
   3  *
   4  * Copyright 2001-2003 Ximian, Inc
   5  * Copyright 2003-2010 Novell, Inc.
   6  * Copyright 2011 Xamarin Inc (http://www.xamarin.com)
   7  * Copyright (C) 2012 Xamarin Inc
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Library General Public
  11  * License 2.0 as published by the Free Software Foundation;
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Library General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Library General Public
  19  * License 2.0 along with this library; if not, write to the Free
  20  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  */
  22
  23 #include "config.h"
  24 #ifdef HAVE_SGEN_GC
  25
  26 #include "metadata/profiler-private.h"
  27
  28 #include "metadata/sgen-gc.h"
  29 #include "metadata/sgen-protocol.h"
  30 #include "metadata/sgen-layout-stats.h"
  31
  32 static inline char*
  33 alloc_for_promotion (MonoVTable *vtable, char *obj, size_t objsize, gboolean has_references)
  34 {
  35         return major_collector.alloc_object (vtable, objsize, has_references);
  36 }
  37
  38 static inline char*
  39 par_alloc_for_promotion (MonoVTable *vtable, char *obj, size_t objsize, gboolean has_references)
  40 {
  41         return major_collector.par_alloc_object (vtable, objsize, has_references);
  42 }
  43
  44 static SgenFragment*
  45 build_fragments_get_exclude_head (void)
  46 {
  47         return NULL;
  48 }
  49
  50 static void
  51 build_fragments_release_exclude_head (void)
  52 {
  53 }
  54
  55 static void
  56 build_fragments_finish (SgenFragmentAllocator *allocator)
  57 {
  58 }
  59
  60 static void
  61 prepare_to_space (char *to_space_bitmap, int space_bitmap_size)
  62 {
  63 }
  64
  65 static void
  66 clear_fragments (void)
  67 {
  68 }
  69
  70 static void
  71 init_nursery (SgenFragmentAllocator *allocator, char *start, char *end)
  72 {
  73         sgen_fragment_allocator_add (allocator, start, end);
  74 }
  75
  76
  77 /******************************************Copy/Scan functins ************************************************/
  78
  79 #define SGEN_SIMPLE_NURSERY
  80
  81 #define SERIAL_COPY_OBJECT simple_nursery_serial_copy_object
  82 #define PARALLEL_COPY_OBJECT simple_nursery_parallel_copy_object
  83 #define SERIAL_COPY_OBJECT_FROM_OBJ simple_nursery_serial_copy_object_from_obj
  84
  85 #include "sgen-minor-copy-object.h"
  86 #include "sgen-minor-scan-object.h"
  87
  88 void
  89 sgen_simple_nursery_init (SgenMinorCollector *collector)
  90 {
  91         collector->is_split = FALSE;
  92
  93         collector->alloc_for_promotion = alloc_for_promotion;
  94         collector->par_alloc_for_promotion = par_alloc_for_promotion;
  95
  96         collector->prepare_to_space = prepare_to_space;
  97         collector->clear_fragments = clear_fragments;
  98         collector->build_fragments_get_exclude_head = build_fragments_get_exclude_head;
  99         collector->build_fragments_release_exclude_head = build_fragments_release_exclude_head;
 100         collector->build_fragments_finish = build_fragments_finish;
 101         collector->init_nursery = init_nursery;
 102
 103         FILL_MINOR_COLLECTOR_COPY_OBJECT (collector);
 104         FILL_MINOR_COLLECTOR_SCAN_OBJECT (collector);
 105 }
 106
 107
 108 #endif