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77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
#ifndef GC_ATTRS_H
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#define GC_ATTRS_H
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#include "gc-inline.h"
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#include "gc-allocation-kind.h"
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#include <stddef.h>
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#include <stdint.h>
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enum gc_allocator_kind {
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GC_ALLOCATOR_INLINE_BUMP_POINTER,
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GC_ALLOCATOR_INLINE_FREELIST,
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GC_ALLOCATOR_INLINE_NONE
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};
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static inline enum gc_allocator_kind gc_allocator_kind(void) GC_ALWAYS_INLINE;
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static inline size_t gc_allocator_large_threshold(void) GC_ALWAYS_INLINE;
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static inline size_t gc_allocator_small_granule_size(void) GC_ALWAYS_INLINE;
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static inline size_t gc_allocator_allocation_pointer_offset(void) GC_ALWAYS_INLINE;
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static inline size_t gc_allocator_allocation_limit_offset(void) GC_ALWAYS_INLINE;
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static inline size_t gc_allocator_freelist_offset(size_t size,
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enum gc_allocation_kind kind) GC_ALWAYS_INLINE;
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static inline size_t gc_allocator_alloc_table_alignment(void) GC_ALWAYS_INLINE;
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static inline uint8_t gc_allocator_alloc_table_begin_pattern(enum gc_allocation_kind kind) GC_ALWAYS_INLINE;
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static inline uint8_t gc_allocator_alloc_table_end_pattern(void) GC_ALWAYS_INLINE;
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enum gc_old_generation_check_kind {
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GC_OLD_GENERATION_CHECK_NONE,
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GC_OLD_GENERATION_CHECK_ALLOC_TABLE,
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GC_OLD_GENERATION_CHECK_SMALL_OBJECT_NURSERY,
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GC_OLD_GENERATION_CHECK_SLOW
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};
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static inline enum gc_old_generation_check_kind gc_old_generation_check_kind(size_t obj_size) GC_ALWAYS_INLINE;
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static inline uint8_t gc_old_generation_check_alloc_table_tag_mask(void) GC_ALWAYS_INLINE;
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static inline uint8_t gc_old_generation_check_alloc_table_young_tag(void) GC_ALWAYS_INLINE;
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enum gc_write_barrier_kind {
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GC_WRITE_BARRIER_NONE,
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GC_WRITE_BARRIER_FIELD,
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GC_WRITE_BARRIER_SLOW
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};
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static inline enum gc_write_barrier_kind gc_write_barrier_kind(size_t obj_size) GC_ALWAYS_INLINE;
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static inline size_t gc_write_barrier_field_table_alignment(void) GC_ALWAYS_INLINE;
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static inline ptrdiff_t gc_write_barrier_field_table_offset(void) GC_ALWAYS_INLINE;
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static inline size_t gc_write_barrier_field_fields_per_byte(void) GC_ALWAYS_INLINE;
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static inline uint8_t gc_write_barrier_field_first_bit_pattern(void) GC_ALWAYS_INLINE;
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enum gc_safepoint_mechanism {
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GC_SAFEPOINT_MECHANISM_COOPERATIVE,
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GC_SAFEPOINT_MECHANISM_SIGNAL,
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};
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static inline enum gc_safepoint_mechanism gc_safepoint_mechanism(void) GC_ALWAYS_INLINE;
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enum gc_cooperative_safepoint_kind {
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GC_COOPERATIVE_SAFEPOINT_NONE,
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GC_COOPERATIVE_SAFEPOINT_MUTATOR_FLAG,
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GC_COOPERATIVE_SAFEPOINT_HEAP_FLAG,
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};
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static inline enum gc_cooperative_safepoint_kind gc_cooperative_safepoint_kind(void) GC_ALWAYS_INLINE;
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static inline int gc_can_pin_objects(void) GC_ALWAYS_INLINE;
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#ifndef GC_IMPL
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#ifdef GC_ATTRS
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#include GC_ATTRS
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#else
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#error Fix build system to pass -DGC_ATTRS="path/to/foo-attrs.h" for selected GC
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#endif // GC_ATTRS
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#endif // GC_IMPL
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#endif // GC_ATTRS_H
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