dmd2/mem.h

   1 // Copyright (C) 2000-2001 by Chromium Communications
   2 // All Rights Reserved
   3
   4 /* NOTE: This file has been patched from the original DMD distribution to
   5    work with the GDC compiler.
   6
   7    Modified by David Friedman, September 2004
   8 */
   9
  10 #ifndef ROOT_MEM_H
  11 #define ROOT_MEM_H
  12
  13 #include <sys/types.h> // for size_t
  14
  15 typedef void (*FINALIZERPROC)(void* pObj, void* pClientData);
  16
  17 struct GC;                      // thread specific allocator
  18
  19 struct Mem
  20 {
  21     GC *gc;                     // pointer to our thread specific allocator
  22     Mem() { gc = NULL; }
  23
  24     void init();
  25
  26     // Derive from Mem to get these storage allocators instead of global new/delete
  27     void * operator new(size_t m_size);
  28     void * operator new(size_t m_size, Mem *mem);
  29     void * operator new(size_t m_size, GC *gc);
  30     void operator delete(void *p);
  31
  32     void * operator new[](size_t m_size);
  33     void operator delete[](void *p);
  34
  35     char *strdup(const char *s);
  36     void *malloc(size_t size);
  37     void *malloc_uncollectable(size_t size);
  38     void *calloc(size_t size, size_t n);
  39     void *realloc(void *p, size_t size);
  40     void free(void *p);
  41     void free_uncollectable(void *p);
  42     void *mallocdup(void *o, size_t size);
  43     void error();
  44     void check(void *p);        // validate pointer
  45     void fullcollect();         // do full garbage collection
  46     void fullcollectNoStack();  // do full garbage collection, no scan stack
  47     void mark(void *pointer);
  48     void addroots(char* pStart, char* pEnd);
  49     void removeroots(char* pStart);
  50     void setFinalizer(void* pObj, FINALIZERPROC pFn, void* pClientData);
  51     void setStackBottom(void *bottom);
  52     GC *getThreadGC();          // get apartment allocator for this thread
  53 };
  54
  55 extern Mem mem;
  56
  57 #endif /* ROOT_MEM_H */