[sgen] Include mod union times to stats

[mono.git] / mono / sgen / gc-internal-agnostic.h

diff --git a/mono/sgen/gc-internal-agnostic.h b/mono/sgen/gc-internal-agnostic.h
index b7e4b6708c0681b3dcad2d0d611912c9e40d252c..0367d145774dfc0f8804ef1b7e8a1ebba51c7fde 100644 (file)
--- a/mono/sgen/gc-internal-agnostic.h
+++ b/mono/sgen/gc-internal-agnostic.h
@@ -1,20 +1,10 @@
-/*
- * gc-internal-agnostic.h: Mono-agnostic GC interface.
+/**
+ * \file
+ * Mono-agnostic GC interface.
  *
  * Copyright (C) 2015 Xamarin Inc
  *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License 2.0 as published by the Free Software Foundation;
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License 2.0 along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * Licensed under the MIT license. See LICENSE file in the project root for full license information.
  */
 
 #ifndef __MONO_METADATA_GCINTERNALAGNOSTIC_H__
@@ -31,6 +21,47 @@
 #include "mono/sgen/sgen-conf.h"
 #endif
 
+/* h indicates whether to hide or just tag.
+ * (-!!h ^ p) is used instead of (h ? ~p : p) to avoid multiple mentions of p.
+ */
+#define MONO_GC_HIDE_POINTER(p,t,h) ((gpointer)(((-(size_t)!!(h) ^ (size_t)(p)) & ~(size_t)3) | ((t) & (size_t)3)))
+#define MONO_GC_REVEAL_POINTER(p,h) ((gpointer)((-(size_t)!!(h) ^ (size_t)(p)) & ~(size_t)3))
+
+#define MONO_GC_POINTER_TAG(p) ((size_t)(p) & (size_t)3)
+
+#define MONO_GC_HANDLE_OCCUPIED_MASK (1)
+#define MONO_GC_HANDLE_VALID_MASK (2)
+#define MONO_GC_HANDLE_TAG_MASK (MONO_GC_HANDLE_OCCUPIED_MASK | MONO_GC_HANDLE_VALID_MASK)
+
+#define MONO_GC_HANDLE_METADATA_POINTER(p,h) (MONO_GC_HIDE_POINTER ((p), MONO_GC_HANDLE_OCCUPIED_MASK, (h)))
+#define MONO_GC_HANDLE_OBJECT_POINTER(p,h) (MONO_GC_HIDE_POINTER ((p), MONO_GC_HANDLE_OCCUPIED_MASK | MONO_GC_HANDLE_VALID_MASK, (h)))
+
+#define MONO_GC_HANDLE_OCCUPIED(slot) ((size_t)(slot) & MONO_GC_HANDLE_OCCUPIED_MASK)
+#define MONO_GC_HANDLE_VALID(slot) ((size_t)(slot) & MONO_GC_HANDLE_VALID_MASK)
+
+#define MONO_GC_HANDLE_TAG(slot) ((size_t)(slot) & MONO_GC_HANDLE_TAG_MASK)
+
+#define MONO_GC_HANDLE_IS_OBJECT_POINTER(slot) (MONO_GC_HANDLE_TAG (slot) == (MONO_GC_HANDLE_OCCUPIED_MASK | MONO_GC_HANDLE_VALID_MASK))
+#define MONO_GC_HANDLE_IS_METADATA_POINTER(slot) (MONO_GC_HANDLE_TAG (slot) == MONO_GC_HANDLE_OCCUPIED_MASK)
+
+typedef enum {
+       HANDLE_TYPE_MIN = 0,
+       HANDLE_WEAK = HANDLE_TYPE_MIN,
+       HANDLE_WEAK_TRACK,
+       HANDLE_NORMAL,
+       HANDLE_PINNED,
+       HANDLE_TYPE_MAX
+} GCHandleType;
+
+#define GC_HANDLE_TYPE_IS_WEAK(x) ((x) <= HANDLE_WEAK_TRACK)
+
+#define MONO_GC_HANDLE_TYPE_SHIFT (3)
+#define MONO_GC_HANDLE_TYPE_MASK ((1 << MONO_GC_HANDLE_TYPE_SHIFT) - 1)
+#define MONO_GC_HANDLE_TYPE(x) ((GCHandleType)(((x) & MONO_GC_HANDLE_TYPE_MASK) - 1))
+#define MONO_GC_HANDLE_SLOT(x) ((x) >> MONO_GC_HANDLE_TYPE_SHIFT)
+#define MONO_GC_HANDLE_TYPE_IS_WEAK(x) ((x) <= HANDLE_WEAK_TRACK)
+#define MONO_GC_HANDLE(slot, type) (((slot) << MONO_GC_HANDLE_TYPE_SHIFT) | (((type) & MONO_GC_HANDLE_TYPE_MASK) + 1))
+
 typedef struct {
        guint minor_gc_count;
        guint major_gc_count;
@@ -49,12 +80,6 @@ typedef void* MonoGCDescriptor;
 #define MONO_GC_DESCRIPTOR_NULL NULL
 #endif
 
-/*
- * Try to register a foreign thread with the GC, if we fail or the backend
- * can't cope with this concept - we return FALSE.
- */
-extern gboolean mono_gc_register_thread (void *baseptr);
-
 gboolean mono_gc_parse_environment_string_extract_number (const char *str, size_t *out);
 
 MonoGCDescriptor mono_gc_make_descr_for_object (gsize *bitmap, int numbits, size_t obj_size);
@@ -63,6 +88,9 @@ MonoGCDescriptor mono_gc_make_descr_for_array (int vector, gsize *elem_bitmap, i
 /* simple interface for data structures needed in the runtime */
 MonoGCDescriptor mono_gc_make_descr_from_bitmap (gsize *bitmap, int numbits);
 
+/* Return a root descriptor for a vector with repeating refs bitmap */
+MonoGCDescriptor mono_gc_make_vector_descr (void);
+
 /* Return a root descriptor for a root with all refs */
 MonoGCDescriptor mono_gc_make_root_descr_all_refs (int numbits);
 
@@ -80,4 +108,9 @@ void mono_gc_memmove_aligned (void *dest, const void *src, size_t size);
 
 FILE *mono_gc_get_logfile (void);
 
+/* equivalent to options set via MONO_GC_PARAMS */
+void mono_gc_params_set (const char* options);
+/* equivalent to options set via MONO_GC_DEBUG */
+void mono_gc_debug_set (const char* options);
+
 #endif