mono/sgen/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  * Licensed under the MIT license. See LICENSE file in the project root for full license information.
  10  */
  11
  12 #include "config.h"
  13 #ifdef HAVE_SGEN_GC
  14
  15 #include <string.h>
  16
  17 #include "mono/sgen/sgen-gc.h"
  18 #include "mono/sgen/sgen-protocol.h"
  19 #include "mono/sgen/sgen-layout-stats.h"
  20 #include "mono/sgen/sgen-client.h"
  21 #include "mono/utils/mono-memory-model.h"
  22
  23 static inline GCObject*
  24 alloc_for_promotion (GCVTable vtable, GCObject *obj, size_t objsize, gboolean has_references)
  25 {
  26         total_promoted_size += objsize;
  27         return major_collector.alloc_object (vtable, objsize, has_references);
  28 }
  29
  30 static SgenFragment*
  31 build_fragments_get_exclude_head (void)
  32 {
  33         return NULL;
  34 }
  35
  36 static void
  37 build_fragments_release_exclude_head (void)
  38 {
  39 }
  40
  41 static void
  42 build_fragments_finish (SgenFragmentAllocator *allocator)
  43 {
  44 }
  45
  46 static void
  47 prepare_to_space (char *to_space_bitmap, size_t space_bitmap_size)
  48 {
  49 }
  50
  51 static void
  52 clear_fragments (void)
  53 {
  54 }
  55
  56 static void
  57 init_nursery (SgenFragmentAllocator *allocator, char *start, char *end)
  58 {
  59         sgen_fragment_allocator_add (allocator, start, end);
  60 }
  61
  62
  63 /******************************************Copy/Scan functins ************************************************/
  64
  65 #define collector_pin_object(obj, queue) sgen_pin_object (obj, queue);
  66 #define COLLECTOR_SERIAL_ALLOC_FOR_PROMOTION alloc_for_promotion
  67
  68 #include "sgen-copy-object.h"
  69
  70 #define SGEN_SIMPLE_NURSERY
  71
  72 #include "sgen-minor-copy-object.h"
  73 #include "sgen-minor-scan-object.h"
  74
  75 static void
  76 fill_serial_ops (SgenObjectOperations *ops)
  77 {
  78         ops->copy_or_mark_object = SERIAL_COPY_OBJECT;
  79         FILL_MINOR_COLLECTOR_SCAN_OBJECT (ops);
  80 }
  81
  82 #define SGEN_CONCURRENT_MAJOR
  83
  84 #include "sgen-minor-copy-object.h"
  85 #include "sgen-minor-scan-object.h"
  86
  87 static void
  88 fill_serial_with_concurrent_major_ops (SgenObjectOperations *ops)
  89 {
  90         ops->copy_or_mark_object = SERIAL_COPY_OBJECT;
  91         FILL_MINOR_COLLECTOR_SCAN_OBJECT (ops);
  92 }
  93
  94 void
  95 sgen_simple_nursery_init (SgenMinorCollector *collector)
  96 {
  97         collector->is_split = FALSE;
  98
  99         collector->alloc_for_promotion = alloc_for_promotion;
 100
 101         collector->prepare_to_space = prepare_to_space;
 102         collector->clear_fragments = clear_fragments;
 103         collector->build_fragments_get_exclude_head = build_fragments_get_exclude_head;
 104         collector->build_fragments_release_exclude_head = build_fragments_release_exclude_head;
 105         collector->build_fragments_finish = build_fragments_finish;
 106         collector->init_nursery = init_nursery;
 107
 108         fill_serial_ops (&collector->serial_ops);
 109         fill_serial_with_concurrent_major_ops (&collector->serial_ops_with_concurrent_major);
 110 }
 111
 112
 113 #endif