зеркало из https://github.com/github/ruby.git
104 строки
5.7 KiB
C
104 строки
5.7 KiB
C
#ifndef GC_GC_IMPL_H
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#define GC_GC_IMPL_H
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/**
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* @author Ruby developers <ruby-core@ruby-lang.org>
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* @copyright This file is a part of the programming language Ruby.
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* Permission is hereby granted, to either redistribute and/or
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* modify this file, provided that the conditions mentioned in the
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* file COPYING are met. Consult the file for details.
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* @brief Header for GC implementations introduced in [Feature #20470].
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*/
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#include "ruby/ruby.h"
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// `GC_IMPL_FN` is an implementation detail of `!USE_SHARED_GC` builds
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// to have the default GC in the same translation unit as gc.c for
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// the sake of optimizer visibility. It expands to nothing unless
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// you're the default GC.
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//
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// For the default GC, do not copy-paste this when implementing
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// these functions. This takes advantage of internal linkage winning
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// when appearing first. See C99 6.2.2p4.
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#ifdef RB_AMALGAMATED_DEFAULT_GC
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# define GC_IMPL_FN static
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#else
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# define GC_IMPL_FN
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#endif
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// Bootup
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GC_IMPL_FN void *rb_gc_impl_objspace_alloc(void);
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GC_IMPL_FN void rb_gc_impl_objspace_init(void *objspace_ptr);
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GC_IMPL_FN void rb_gc_impl_objspace_free(void *objspace_ptr);
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GC_IMPL_FN void *rb_gc_impl_ractor_cache_alloc(void *objspace_ptr);
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GC_IMPL_FN void rb_gc_impl_ractor_cache_free(void *objspace_ptr, void *cache);
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GC_IMPL_FN void rb_gc_impl_set_params(void *objspace_ptr);
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GC_IMPL_FN void rb_gc_impl_init(void);
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GC_IMPL_FN size_t *rb_gc_impl_heap_sizes(void *objspace_ptr);
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// Shutdown
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GC_IMPL_FN void rb_gc_impl_shutdown_free_objects(void *objspace_ptr);
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// GC
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GC_IMPL_FN void rb_gc_impl_start(void *objspace_ptr, bool full_mark, bool immediate_mark, bool immediate_sweep, bool compact);
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GC_IMPL_FN bool rb_gc_impl_during_gc_p(void *objspace_ptr);
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GC_IMPL_FN void rb_gc_impl_prepare_heap(void *objspace_ptr);
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GC_IMPL_FN void rb_gc_impl_gc_enable(void *objspace_ptr);
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GC_IMPL_FN void rb_gc_impl_gc_disable(void *objspace_ptr, bool finish_current_gc);
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GC_IMPL_FN bool rb_gc_impl_gc_enabled_p(void *objspace_ptr);
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GC_IMPL_FN void rb_gc_impl_stress_set(void *objspace_ptr, VALUE flag);
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GC_IMPL_FN VALUE rb_gc_impl_stress_get(void *objspace_ptr);
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GC_IMPL_FN VALUE rb_gc_impl_config_get(void *objspace_ptr);
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GC_IMPL_FN void rb_gc_impl_config_set(void *objspace_ptr, VALUE hash);
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// Object allocation
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GC_IMPL_FN VALUE rb_gc_impl_new_obj(void *objspace_ptr, void *cache_ptr, VALUE klass, VALUE flags, VALUE v1, VALUE v2, VALUE v3, bool wb_protected, size_t alloc_size);
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GC_IMPL_FN size_t rb_gc_impl_obj_slot_size(VALUE obj);
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GC_IMPL_FN size_t rb_gc_impl_heap_id_for_size(void *objspace_ptr, size_t size);
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GC_IMPL_FN bool rb_gc_impl_size_allocatable_p(size_t size);
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// Malloc
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GC_IMPL_FN void *rb_gc_impl_malloc(void *objspace_ptr, size_t size);
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GC_IMPL_FN void *rb_gc_impl_calloc(void *objspace_ptr, size_t size);
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GC_IMPL_FN void *rb_gc_impl_realloc(void *objspace_ptr, void *ptr, size_t new_size, size_t old_size);
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GC_IMPL_FN void rb_gc_impl_free(void *objspace_ptr, void *ptr, size_t old_size);
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GC_IMPL_FN void rb_gc_impl_adjust_memory_usage(void *objspace_ptr, ssize_t diff);
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// Marking
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GC_IMPL_FN void rb_gc_impl_mark(void *objspace_ptr, VALUE obj);
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GC_IMPL_FN void rb_gc_impl_mark_and_move(void *objspace_ptr, VALUE *ptr);
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GC_IMPL_FN void rb_gc_impl_mark_and_pin(void *objspace_ptr, VALUE obj);
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GC_IMPL_FN void rb_gc_impl_mark_maybe(void *objspace_ptr, VALUE obj);
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GC_IMPL_FN void rb_gc_impl_mark_weak(void *objspace_ptr, VALUE *ptr);
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GC_IMPL_FN void rb_gc_impl_remove_weak(void *objspace_ptr, VALUE parent_obj, VALUE *ptr);
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// Compaction
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GC_IMPL_FN bool rb_gc_impl_object_moved_p(void *objspace_ptr, VALUE obj);
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GC_IMPL_FN VALUE rb_gc_impl_location(void *objspace_ptr, VALUE value);
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// Write barriers
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GC_IMPL_FN void rb_gc_impl_writebarrier(void *objspace_ptr, VALUE a, VALUE b);
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GC_IMPL_FN void rb_gc_impl_writebarrier_unprotect(void *objspace_ptr, VALUE obj);
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GC_IMPL_FN void rb_gc_impl_writebarrier_remember(void *objspace_ptr, VALUE obj);
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// Heap walking
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GC_IMPL_FN void rb_gc_impl_each_objects(void *objspace_ptr, int (*callback)(void *, void *, size_t, void *), void *data);
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GC_IMPL_FN void rb_gc_impl_each_object(void *objspace_ptr, void (*func)(VALUE obj, void *data), void *data);
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// Finalizers
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GC_IMPL_FN void rb_gc_impl_make_zombie(void *objspace_ptr, VALUE obj, void (*dfree)(void *), void *data);
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GC_IMPL_FN VALUE rb_gc_impl_define_finalizer(void *objspace_ptr, VALUE obj, VALUE block);
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GC_IMPL_FN void rb_gc_impl_undefine_finalizer(void *objspace_ptr, VALUE obj);
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GC_IMPL_FN void rb_gc_impl_copy_finalizer(void *objspace_ptr, VALUE dest, VALUE obj);
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GC_IMPL_FN void rb_gc_impl_shutdown_call_finalizer(void *objspace_ptr);
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// Object ID
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GC_IMPL_FN VALUE rb_gc_impl_object_id(void *objspace_ptr, VALUE obj);
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GC_IMPL_FN VALUE rb_gc_impl_object_id_to_ref(void *objspace_ptr, VALUE object_id);
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// Statistics
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GC_IMPL_FN void rb_gc_impl_set_measure_total_time(void *objspace_ptr, VALUE flag);
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GC_IMPL_FN bool rb_gc_impl_get_measure_total_time(void *objspace_ptr);
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GC_IMPL_FN unsigned long long rb_gc_impl_get_total_time(void *objspace_ptr);
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GC_IMPL_FN size_t rb_gc_impl_gc_count(void *objspace_ptr);
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GC_IMPL_FN VALUE rb_gc_impl_latest_gc_info(void *objspace_ptr, VALUE key);
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GC_IMPL_FN VALUE rb_gc_impl_stat(void *objspace_ptr, VALUE hash_or_sym);
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GC_IMPL_FN VALUE rb_gc_impl_stat_heap(void *objspace_ptr, VALUE heap_name, VALUE hash_or_sym);
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// Miscellaneous
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GC_IMPL_FN size_t rb_gc_impl_obj_flags(void *objspace_ptr, VALUE obj, ID* flags, size_t max);
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GC_IMPL_FN bool rb_gc_impl_pointer_to_heap_p(void *objspace_ptr, const void *ptr);
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GC_IMPL_FN bool rb_gc_impl_garbage_object_p(void *objspace_ptr, VALUE obj);
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GC_IMPL_FN void rb_gc_impl_set_event_hook(void *objspace_ptr, const rb_event_flag_t event);
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GC_IMPL_FN void rb_gc_impl_copy_attributes(void *objspace_ptr, VALUE dest, VALUE obj);
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#undef GC_IMPL_FN
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#endif
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