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guile/gc-embedder-api.h
Andy Wingo 78da8d5811 Add ephemeron implementation
This commit adds support for ephemerons to the API and wires it into the
collectors.  It also adds a new test.
2023-01-23 20:56:25 +01:00

57 lines
2.7 KiB
C

#ifndef GC_EMBEDDER_API_H
#define GC_EMBEDDER_API_H
#include <stddef.h>
#include "gc-config.h"
#include "gc-edge.h"
#include "gc-inline.h"
#include "gc-forwarding.h"
#ifndef GC_EMBEDDER_API
#define GC_EMBEDDER_API static
#endif
struct gc_mutator_roots;
struct gc_heap_roots;
struct gc_atomic_forward;
struct gc_heap;
struct gc_ephemeron;
GC_EMBEDDER_API inline int gc_is_valid_conservative_ref_displacement(uintptr_t displacement);
GC_EMBEDDER_API inline void gc_trace_object(struct gc_ref ref,
void (*visit)(struct gc_edge edge,
struct gc_heap *heap,
void *visit_data),
struct gc_heap *heap,
void *trace_data,
size_t *size) GC_ALWAYS_INLINE;
GC_EMBEDDER_API inline void gc_trace_mutator_roots(struct gc_mutator_roots *roots,
void (*trace_edge)(struct gc_edge edge,
struct gc_heap *heap,
void *trace_data),
struct gc_heap *heap,
void *trace_data);
GC_EMBEDDER_API inline void gc_trace_heap_roots(struct gc_heap_roots *roots,
void (*trace_edge)(struct gc_edge edge,
struct gc_heap *heap,
void *trace_data),
struct gc_heap *heap,
void *trace_data);
GC_EMBEDDER_API inline uintptr_t gc_object_forwarded_nonatomic(struct gc_ref ref);
GC_EMBEDDER_API inline void gc_object_forward_nonatomic(struct gc_ref ref,
struct gc_ref new_ref);
GC_EMBEDDER_API inline struct gc_atomic_forward gc_atomic_forward_begin(struct gc_ref ref);
GC_EMBEDDER_API inline void gc_atomic_forward_acquire(struct gc_atomic_forward *);
GC_EMBEDDER_API inline int gc_atomic_forward_retry_busy(struct gc_atomic_forward *);
GC_EMBEDDER_API inline void gc_atomic_forward_abort(struct gc_atomic_forward *);
GC_EMBEDDER_API inline void gc_atomic_forward_commit(struct gc_atomic_forward *,
struct gc_ref new_ref);
GC_EMBEDDER_API inline uintptr_t gc_atomic_forward_address(struct gc_atomic_forward *);
#endif // GC_EMBEDDER_API_H