gen.h

   1 #define SECSIZE         (1 << 18)
   2 #define MAXTMP          (1 << 12)
   3 #define LONGSZ          4
   4
   5 /* basic types */
   6 #define BT_SZMASK               0x00ff
   7 #define BT_SIGNED               0x0100
   8 #define BT_FLOAT                0x0200
   9 #define BT_SZ(bt)               ((bt) & BT_SZMASK)
  10
  11 #define O_ADD           0x00
  12 #define O_SUB           0x01
  13 #define O_AND           0x02
  14 #define O_OR            0x03
  15 #define O_XOR           0x04
  16 #define O_SHL           0x10
  17 #define O_SHR           0x11
  18 #define O_MUL           0x20
  19 #define O_DIV           0x21
  20 #define O_MOD           0x22
  21 #define O_LT            0x30
  22 #define O_GT            0x31
  23 #define O_LE            0x32
  24 #define O_GE            0x33
  25 #define O_EQ            0x34
  26 #define O_NEQ           0x35
  27 #define O_NEG           0x40
  28 #define O_NOT           0x41
  29 #define O_LNOT          0x42
  30 #define O_INC           0x50
  31 #define O_DEC           0x51
  32
  33 #define O_SET           0x100
  34
  35 void o_bop(int op);
  36 void o_uop(int op);
  37
  38 void o_num(long n, unsigned bt);
  39 void o_local(long addr, unsigned bt);
  40 void o_assign(unsigned bt);
  41 void o_deref(unsigned bt);
  42 void o_load(void);
  43 void o_addr(void);
  44 void o_symaddr(long addr, unsigned bt);
  45 void o_call(int argc, unsigned *bt, unsigned ret_vs);
  46
  47 long o_mklocal(int size);
  48 long o_arg(int i, unsigned bt);
  49 void o_rmlocal(long addr, int sz);
  50 void o_tmpdrop(int n);
  51 void o_tmpswap(void);
  52 void o_tmpcopy(void);
  53 void o_fork(void);
  54 void o_forkpush(void);
  55 void o_forkjoin(void);
  56 void o_cast(unsigned bt);
  57 int o_popnum(long *c);
  58 long o_mklabel(void);
  59 long o_jz(long addr);
  60 long o_jnz(long addr);
  61 long o_jmp(long addr);
  62 void o_filljmp(long addr);
  63 void o_filljmp2(long addr, long jmpdst);
  64 void o_memcpy(int sz);
  65 void o_memset(int x, int sz);
  66 void o_datset(long addr, int off, unsigned bt);
  67
  68 long o_func_beg(char *name, int global);
  69 void o_func_end(void);
  70 void o_ret(unsigned bt);
  71
  72 int o_nogen(void);
  73 void o_dogen(void);
  74
  75 void out_init(void);
  76 void out_write(int fd);
  77 long out_func_beg(char *name, int global);
  78 void out_func_end(char *buf, int len);
  79 long out_mkvar(char *name, int size, int global);
  80 long out_mkdat(char *name, char *buf, int len, int global);
  81 long out_mkundef(char *name, int sz);
  82 void out_rela(long addr, int off, int rel);
  83 void out_datcpy(long addr, int off, char *buf, int len);
  84 void out_datrela(long addr, long dataddr, int off);