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Whippet can trace conservative roots

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Next up, enabling it via the makefiles.
This commit is contained in:
Andy Wingo 2022-09-21 10:55:26 +02:00
parent deed415a06
commit 1944b54a19
8 changed files with 311 additions and 73 deletions
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16
gc-embedder-api.h
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@ -1,6 +1,7 @@
#ifndef GC_EMBEDDER_API_H
#define GC_EMBEDDER_API_H
#include "gc-conservative-ref.h"
#include "gc-edge.h"
#include "gc-forwarding.h"
@ -17,19 +18,24 @@ GC_EMBEDDER_API inline int gc_has_global_conservative_roots(void);
GC_EMBEDDER_API inline int gc_has_conservative_intraheap_edges(void);
GC_EMBEDDER_API inline int gc_mutator_conservative_roots_may_be_interior(void);
GC_EMBEDDER_API inline int gc_is_valid_conservative_ref_displacement(uintptr_t displacement);
GC_EMBEDDER_API inline int gc_conservative_ref_might_be_a_heap_object(struct gc_conservative_ref,
int possibly_interior);
GC_EMBEDDER_API inline void gc_trace_object(struct gc_ref ref,
void (*trace_edge)(struct gc_edge edge,
void *trace_data),
void *trace_data,
size_t *size) GC_ALWAYS_INLINE;
GC_EMBEDDER_API inline void gc_trace_precise_mutator_roots(struct gc_mutator_roots *roots,
GC_EMBEDDER_API inline void gc_trace_mutator_roots(struct gc_mutator_roots *roots,
void (*trace_edge)(struct gc_edge edge,
void *trace_data),
void *trace_data);
GC_EMBEDDER_API inline void gc_trace_precise_heap_roots(struct gc_heap_roots *roots,
void (*trace_edge)(struct gc_edge edge,
void *trace_data),
void *trace_data);
GC_EMBEDDER_API inline void gc_trace_heap_roots(struct gc_heap_roots *roots,
void (*trace_edge)(struct gc_edge edge,
void *trace_data),
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,