vm/stacks.hpp

   1 namespace factor
   2 {
   3
   4 #define DEFPUSHPOP(prefix,ptr) \
   5         inline static cell prefix##peek() { return *(cell *)ptr; } \
   6         inline static void prefix##repl(cell tagged) { *(cell *)ptr = tagged; } \
   7         inline static cell prefix##pop() \
   8         { \
   9                 cell value = prefix##peek(); \
  10                 ptr -= sizeof(cell); \
  11                 return value; \
  12         } \
  13         inline static void prefix##push(cell tagged) \
  14         { \
  15                 ptr += sizeof(cell); \
  16                 prefix##repl(tagged); \
  17         }
  18
  19 }