src/backends/jvm/generator-jvm.h

   1 #define MAX_REGISTERS 256
   2
   3 struct gen_register_file
   4 {
   5         struct
   6         {
   7                 bool used;
   8                 bool wide;
   9         } reg[MAX_REGISTERS];
  10         int num_used;
  11         int max_used;
  12 };
  13
  14 struct gen_stack
  15 {
  16         int pointer;
  17         int max_pointer;
  18 };
  19
  20 struct gen_class
  21 {
  22         char * full_name;
  23         FILE * fp;
  24         gen_proc_t * p;
  25         struct gen_class * base;
  26 };
  27
  28 enum gen_storage
  29 {
  30         JVM_STORAGE_UNKNOWN,
  31         JVM_STORAGE_REGISTER,
  32         JVM_STORAGE_STATIC,
  33         JVM_STORAGE_FIELD,
  34         JVM_STORAGE_LOCAL,
  35         JVM_STORAGE_VARPTR
  36 };
  37
  38
  39 struct gen_proc_t
  40 {
  41         int label_id;
  42         struct gen_register_file * rf;
  43         struct gen_stack * stack;
  44         struct gen_class * class;
  45 };
  46
  47 struct gen_type_t
  48 {
  49         int rec_id;
  50         struct gen_class * class;
  51
  52         bool wide;
  53         char prefix;
  54         char postfix;
  55         char * desc;
  56         int cell_size;
  57 };
  58
  59 struct gen_var_t
  60 {
  61         enum gen_storage storage;
  62         gen_type_t * type;
  63         int reg;
  64         char * full_name;
  65 };
  66
  67 struct gen_context_t
  68 {
  69         gen_module_t * current_m;
  70 };
  71
  72 struct gen_module_t
  73 {
  74         struct gen_class * class;
  75         int rec_id;
  76 };
  77
  78 struct gen_label_t
  79 {
  80         int id;
  81 };