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Cleanup, added gc_alloc_bignum()

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This commit is contained in:
Justin Ethier 2017-02-17 13:22:46 +00:00
parent 733ae48534
commit 876c1f0420
2 changed files with 23 additions and 6 deletions
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19
gc.c
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@ -587,6 +587,25 @@ void *gc_try_alloc(gc_heap * h, int heap_type, size_t size, char *obj,
return NULL;
}
// A convenience function for allocating bignums
void *gc_alloc_bignum(gc_thread_data *data)
{
int heap_grown, result;
bignum_type *bn;
bignum_type tmp;
tmp.hdr.mark = gc_color_red;
tmp.hdr.grayed = 0;
tmp.tag = bignum_tag;
bn = gc_alloc(((gc_thread_data *)data)->heap, sizeof(bignum_type), (char *)(&tmp), (gc_thread_data *)data, &heap_grown);
if ((result = mp_init(&bignum_value(bn))) != MP_OKAY) {
fprintf(stderr, "Error initializing number %s",
mp_error_to_string(result));
exit(1);
}
return bn;
}
void *gc_alloc(gc_heap_root * hrt, size_t size, char *obj, gc_thread_data * thd,
int *heap_grown)
{

10
include/cyclone/types.h
View file

@ -367,6 +367,9 @@ typedef struct {
mp_int bn;
} bignum_type;
#define alloc_bignum(data, p) \
bignum_type *p = gc_alloc_bignum((gc_thread_data *)data);
#define make_empty_bignum(n) \
bignum_type n; \
n.hdr.mark = gc_color_red; \
@ -375,12 +378,6 @@ typedef struct {
mp_init(&(n.bn));
/* TODO: check return value of mp_init */
#define init_empty_bignum(n) \
n.hdr.mark = gc_color_red; \
n.hdr.grayed = 0; \
n.tag = bignum_tag; \
mp_init(&(n.bn));
/* TODO: check return value of mp_init */
#define assign_empty_bignum(pobj) \
((bignum_type *)pobj)->hdr.mark = gc_color_red; \
((bignum_type *)pobj)->hdr.grayed = 0; \
@ -710,6 +707,7 @@ void *gc_try_alloc(gc_heap * h, int heap_type, size_t size, char *obj,
gc_thread_data * thd);
void *gc_alloc(gc_heap_root * h, size_t size, char *obj, gc_thread_data * thd,
int *heap_grown);
void *gc_alloc_bignum(gc_thread_data *data);
size_t gc_allocated_bytes(object obj, gc_free_list * q, gc_free_list * r);
gc_heap *gc_heap_last(gc_heap * h);
size_t gc_heap_total_size(gc_heap * h);