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| #ifndef RUBY_TRANSIENT_HEAP_H | |
| #define RUBY_TRANSIENT_HEAP_H | |
| /********************************************************************** | |
| transient_heap.h - declarations of transient_heap related APIs. | |
| Copyright (C) 2018 Koichi Sasada | |
| **********************************************************************/ | |
| #include "internal.h" | |
| #if USE_TRANSIENT_HEAP | |
| /* public API */ | |
| /* Allocate req_size bytes from transient_heap. | |
| Allocated memories are free-ed when next GC | |
| if this memory is not marked by `rb_transient_heap_mark()`. | |
| */ | |
| void *rb_transient_heap_alloc(VALUE obj, size_t req_size); | |
| /* If `obj` uses a memory pointed by `ptr` from transient_heap, | |
| you need to call `rb_transient_heap_mark(obj, ptr)` | |
| to assert liveness of `obj` (and ptr). */ | |
| void rb_transient_heap_mark(VALUE obj, const void *ptr); | |
| /* used by gc.c */ | |
| void rb_transient_heap_promote(VALUE obj); | |
| void rb_transient_heap_start_marking(int full_marking); | |
| void rb_transient_heap_finish_marking(void); | |
| void rb_transient_heap_update_references(void); | |
| /* used by ractor.c */ | |
| void rb_transient_heap_evacuate(void); | |
| /* for debug API */ | |
| void rb_transient_heap_dump(void); | |
| void rb_transient_heap_verify(void); | |
| int rb_transient_heap_managed_ptr_p(const void *ptr); | |
| /* evacuate functions for each type */ | |
| void rb_ary_transient_heap_evacuate(VALUE ary, int promote); | |
| void rb_obj_transient_heap_evacuate(VALUE obj, int promote); | |
| void rb_hash_transient_heap_evacuate(VALUE hash, int promote); | |
| void rb_struct_transient_heap_evacuate(VALUE st, int promote); | |
| #else /* USE_TRANSIENT_HEAP */ | |
| #define rb_transient_heap_alloc(o, s) NULL | |
| #define rb_transient_heap_verify() ((void)0) | |
| #define rb_transient_heap_promote(obj) ((void)0) | |
| #define rb_transient_heap_start_marking(full_marking) ((void)0) | |
| #define rb_transient_heap_update_references() ((void)0) | |
| #define rb_transient_heap_evacuate() ((void)0) | |
| #define rb_transient_heap_finish_marking() ((void)0) | |
| #define rb_transient_heap_mark(obj, ptr) ((void)0) | |
| #define rb_ary_transient_heap_evacuate(x, y) ((void)0) | |
| #define rb_obj_transient_heap_evacuate(x, y) ((void)0) | |
| #define rb_hash_transient_heap_evacuate(x, y) ((void)0) | |
| #define rb_struct_transient_heap_evacuate(x, y) ((void)0) | |
| #endif /* USE_TRANSIENT_HEAP */ | |
| #endif |