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authorAndy Wingo <wingo@pobox.com>2025-04-11 14:10:41 +0200
committerAndy Wingo <wingo@pobox.com>2025-04-11 14:10:41 +0200
commitdb181e67ff482ab08cbdb0c1a88997b3a886f900 (patch)
tree6d16fbca515ae3cf506a9d16dbc89c472446e5d9 /libguile/whippet/api/gc-forwarding.h
parentaf96820e072d18c49ac03e80c6f3466d568dc77d (diff)
parentf909438596f63ecd44c5b9a28385260714857361 (diff)
downloadguile-db181e67ff482ab08cbdb0c1a88997b3a886f900.tar.gz
Merged Whippet into libguile/whippet
Diffstat (limited to 'libguile/whippet/api/gc-forwarding.h')
-rw-r--r--libguile/whippet/api/gc-forwarding.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/libguile/whippet/api/gc-forwarding.h b/libguile/whippet/api/gc-forwarding.h
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+++ b/libguile/whippet/api/gc-forwarding.h
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+#ifndef GC_FORWARDING_H
+#define GC_FORWARDING_H
+
+#include <stdint.h>
+#include "gc-ref.h"
+
+enum gc_forwarding_state {
+ GC_FORWARDING_STATE_FORWARDED,
+ GC_FORWARDING_STATE_BUSY,
+ GC_FORWARDING_STATE_ACQUIRED,
+ GC_FORWARDING_STATE_NOT_FORWARDED
+};
+
+struct gc_atomic_forward {
+ struct gc_ref ref;
+ uintptr_t data;
+ enum gc_forwarding_state state;
+};
+
+#endif // GC_FORWARDING_H