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guile/api/pcc-attrs.h
Andy Wingo 1493bf6398 Add gc_object_is_old_generation
Will be useful for write barriers.
2024-10-01 15:48:55 +02:00

84 lines
2.1 KiB
C

#ifndef PCC_ATTRS_H
#define PCC_ATTRS_H
#include "gc-config.h"
#include "gc-assert.h"
#include "gc-attrs.h"
static const uintptr_t GC_ALIGNMENT = 8;
static const size_t GC_LARGE_OBJECT_THRESHOLD = 8192;
static inline enum gc_allocator_kind gc_allocator_kind(void) {
return GC_ALLOCATOR_INLINE_BUMP_POINTER;
}
static inline size_t gc_allocator_small_granule_size(void) {
return GC_ALIGNMENT;
}
static inline size_t gc_allocator_large_threshold(void) {
return GC_LARGE_OBJECT_THRESHOLD;
}
static inline size_t gc_allocator_allocation_pointer_offset(void) {
return sizeof(uintptr_t) * 0;
}
static inline size_t gc_allocator_allocation_limit_offset(void) {
return sizeof(uintptr_t) * 1;
}
static inline size_t gc_allocator_freelist_offset(size_t size) {
GC_CRASH();
}
static inline size_t gc_allocator_alloc_table_alignment(void) {
return 0;
}
static inline uint8_t gc_allocator_alloc_table_begin_pattern(void) {
GC_CRASH();
}
static inline uint8_t gc_allocator_alloc_table_end_pattern(void) {
GC_CRASH();
}
static inline int gc_allocator_needs_clear(void) {
return 0;
}
static inline enum gc_old_generation_check_kind gc_old_generation_check_kind(size_t) {
return GC_OLD_GENERATION_CHECK_NONE;
}
static inline uint8_t gc_old_generation_check_alloc_table_bit_pattern(void) {
GC_CRASH();
}
static inline enum gc_write_barrier_kind gc_write_barrier_kind(size_t obj_size) {
return GC_WRITE_BARRIER_NONE;
}
static inline size_t gc_write_barrier_card_table_alignment(void) {
GC_CRASH();
}
static inline size_t gc_write_barrier_card_size(void) {
GC_CRASH();
}
static inline size_t gc_write_barrier_field_table_alignment(void) {
GC_CRASH();
}
static inline size_t gc_write_barrier_field_fields_per_byte(void) {
GC_CRASH();
}
static inline uint8_t gc_write_barrier_field_first_bit_pattern(void) {
GC_CRASH();
}
static inline enum gc_safepoint_mechanism gc_safepoint_mechanism(void) {
return GC_SAFEPOINT_MECHANISM_COOPERATIVE;
}
static inline enum gc_cooperative_safepoint_kind gc_cooperative_safepoint_kind(void) {
return GC_COOPERATIVE_SAFEPOINT_HEAP_FLAG;
}
static inline int gc_can_pin_objects(void) {
return 0;
}
#endif // PCC_ATTRS_H