ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decaygc_noraiijacob/cs343-translationjenkins-sandboxmemorynew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newwith_gc
Last change
on this file since d67a9a1 was
d67a9a1,
checked in by Thierry Delisle <tdelisle@…>, 8 years ago
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pool alloc functional
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-
Property mode set to
100644
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File size:
1.1 KB
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Rev | Line | |
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[e47f529] | 1 | #pragma once |
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| 2 | |
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| 3 | #include <stddef.h> |
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| 4 | #include <stdint.h> |
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| 5 | |
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| 6 | #include "tools.h" |
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| 7 | |
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| 8 | struct gc_state |
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| 9 | { |
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| 10 | bool is_initialized; |
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| 11 | uint8_t from_code; |
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| 12 | struct gc_memory_pool* to_space; |
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| 13 | struct gc_memory_pool* from_space; |
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| 14 | |
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| 15 | size_t total_space; |
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| 16 | size_t used_space; |
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| 17 | |
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[d67a9a1] | 18 | // const struct memory_pool* pools_table; |
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| 19 | // size_t pools_table_count; |
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[e47f529] | 20 | }; |
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| 21 | |
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[6be0cf9] | 22 | void gc_state_ctor(struct gc_state* state); |
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[e47f529] | 23 | |
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[6be0cf9] | 24 | static inline gc_state* gc_get_state() |
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[e47f529] | 25 | { |
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| 26 | static gc_state s; |
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[6be0cf9] | 27 | if(!s.is_initialized) gc_state_ctor(&s); |
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[e47f529] | 28 | return &s; |
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| 29 | } |
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| 30 | |
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[6be0cf9] | 31 | inline bool gc_needs_collect(gc_state* state) |
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[e47f529] | 32 | { |
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| 33 | return state->used_space * 2 > state->total_space; |
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| 34 | } |
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| 35 | |
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| 36 | void gc_collect(gc_state* state); |
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| 37 | |
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| 38 | void* gc_try_allocate(gc_state* state, size_t size); |
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| 39 | |
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| 40 | void gc_allocate_pool(gc_state* state); |
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| 41 | |
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| 42 | bool gc_is_in_heap(const gc_state* state, void* address); |
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| 43 | |
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| 44 | bool gc_is_in_to_space(const gc_state* state, void* address); |
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| 45 | |
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| 46 | inline uint8_t gc_from_space_code(const gc_state* state) |
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| 47 | { |
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| 48 | return state->from_code; |
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| 49 | } |
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| 50 | |
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| 51 | struct gc_object_header* gc_get_object_for_ref(gc_state* state, void*); |
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| 52 | |
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| 53 | inline void gc_register_allocation(gc_state* state, size_t size) |
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| 54 | { |
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| 55 | state->used_space += size; |
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| 56 | } |
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