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/***********************************************************************/
/* */
/* Coq Compiler */
/* */
/* Benjamin Gregoire, projets Logical and Cristal */
/* INRIA Rocquencourt */
/* */
/* */
/***********************************************************************/
#ifndef _COQ_CAML_GC_
#define _COQ_CAML_GC_
#include <caml/mlvalues.h>
#include <caml/alloc.h>
#include <caml/memory.h>
typedef void (*scanning_action) (value, value *);
CAMLextern char *young_ptr;
CAMLextern char *young_limit;
CAMLextern void (*scan_roots_hook) (scanning_action);
CAMLextern void minor_collection (void);
#define Caml_white (0 << 8)
#define Caml_black (3 << 8)
#ifdef HAS_OCP_MEMPROF
/* This code is necessary to make the OCamlPro memory profiling branch of
OCaml compile. */
#define Make_header(wosize, tag, color) \
caml_make_header(wosize, tag, color)
#else
#define Make_header(wosize, tag, color) \
(((header_t) (((header_t) (wosize) << 10) \
+ (color) \
+ (tag_t) (tag))) \
)
#endif
#define Alloc_small(result, wosize, tag) do{ \
young_ptr -= Bhsize_wosize (wosize); \
if (young_ptr < young_limit){ \
young_ptr += Bhsize_wosize (wosize); \
Setup_for_gc; \
minor_collection (); \
Restore_after_gc; \
young_ptr -= Bhsize_wosize (wosize); \
} \
Hd_hp (young_ptr) = Make_header ((wosize), (tag), Caml_black); \
(result) = Val_hp (young_ptr); \
}while(0)
#endif /*_COQ_CAML_GC_ */
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