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Cleanup

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This commit is contained in:
Justin Ethier 2019-11-04 13:00:13 -05:00
parent 874ae5cd6c
commit 1b7b3198f3
1 changed files with 16 additions and 11 deletions
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27
include/cyclone/types.h
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@ -140,7 +140,8 @@ typedef unsigned char tag_type;
/** GC debugging flag */ /** GC debugging flag */
#define GC_DEBUG_VERBOSE 0 #define GC_DEBUG_VERBOSE 0
/** Additional runtime checking of the GC system. /**
* Additional runtime checking of the GC system.
* This is here because these checks should not be * This is here because these checks should not be
* necessary if GC is working correctly. * necessary if GC is working correctly.
*/ */
@ -178,8 +179,6 @@ typedef enum {
} gc_heap_type; } gc_heap_type;
/** The first heap type that is not fixed-size */ /** The first heap type that is not fixed-size */
// TODO: disable this for now
//#define LAST_FIXED_SIZE_HEAP_TYPE -1
#if INTPTR_MAX == INT64_MAX #if INTPTR_MAX == INT64_MAX
#define LAST_FIXED_SIZE_HEAP_TYPE HEAP_96 #define LAST_FIXED_SIZE_HEAP_TYPE HEAP_96
#else #else
@ -199,32 +198,38 @@ struct gc_free_list_t {
}; };
/** /**
* Data for a heap page * Heap page
* @brief Contains data for a single page of the heap.
*/ */
typedef struct gc_heap_t gc_heap; typedef struct gc_heap_t gc_heap;
struct gc_heap_t { struct gc_heap_t {
gc_heap_type type; gc_heap_type type;
unsigned int size; unsigned int size;
unsigned int chunk_size; // 0 for any size, other and heap will only alloc chunks of that size /** 0 for any size; non-zero and heap will only alloc chunks of that size */
unsigned int chunk_size;
unsigned int max_size; unsigned int max_size;
unsigned int ttl; // Keep empty page alive this many times before freeing /** Keep empty page alive this many times before freeing */
unsigned int ttl;
unsigned int remaining; unsigned int remaining;
unsigned block_size; unsigned block_size;
char *data_end; char *data_end;
// Lazy-sweep related data // Lazy-sweep related data
unsigned int free_size; // Amount of heap data that is free /** Lazy-sweep: Amount of heap data that is free */
unsigned char is_full; // Determine if the heap is full unsigned int free_size;
/** Lazy-sweep: Determine if the heap is full */
unsigned char is_full;
/** Lazy-sweep: Determine if the heap has been swept */
unsigned char is_unswept; unsigned char is_unswept;
//int num_children;
int num_unswept_children;
// //
gc_heap *next_free;
unsigned int last_alloc_size; unsigned int last_alloc_size;
//unsigned int free_size; //unsigned int free_size;
gc_heap *next_free;
gc_heap **next_frees; gc_heap **next_frees;
// //
gc_free_list *free_list; gc_free_list *free_list;
gc_heap *next; // TBD, linked list is not very efficient, but easy to work with as a start gc_heap *next; // TBD, linked list is not very efficient, but easy to work with as a start
//int num_children;
int num_unswept_children;
char *data; char *data;
}; };