gas/itbl-ops.h

   1
   2 /* External functions, constants and defines for itbl support */
   3
   4 #include "itbl-cpu.h"
   5
   6 /* Defaults for definitions required by generic code */
   7 #ifndef ITBL_NUMBER_OF_PROCESSORS
   8 #define ITBL_NUMBER_OF_PROCESSORS 1
   9 #endif
  10
  11 #ifndef ITBL_MAX_BITPOS
  12 #define ITBL_MAX_BITPOS 31
  13 #endif
  14
  15 #ifndef ITBL_TYPE
  16 #define ITBL_TYPE unsigned long
  17 #endif
  18
  19 #ifndef ITBL_IS_INSN
  20 #define ITBL_IS_INSN(insn) 1
  21 #endif
  22
  23 #ifndef ITBL_DECODE_PNUM
  24 #define ITBL_DECODE_PNUM(insn) 0
  25 #endif
  26
  27 #ifndef ITBL_ENCODE_PNUM
  28 #define ITBL_ENCODE_PNUM(pnum) 0
  29 #endif
  30
  31 typedef ITBL_TYPE t_insn;
  32
  33 /* types of entries */
  34 typedef enum
  35 {
  36     e_insn,
  37     e_dreg,
  38         e_regtype0 = e_dreg,
  39     e_creg,
  40     e_greg,
  41     e_addr,
  42         e_nregtypes = e_greg+1,
  43     e_immed,
  44     e_ntypes,
  45     e_invtype   /* invalid type */
  46 } e_type;
  47
  48 typedef enum
  49 {
  50     e_p0,
  51     e_nprocs=NUMBER_OF_PROCESSORS,
  52     e_invproc   /* invalid processor */
  53 } e_processor;
  54
  55 /* These routines are visible to the main part of the assembler */
  56
  57 int itbl_parse(char* insntbl);
  58 void itbl_init(void);
  59 char *itbl_get_field(char **s);
  60 unsigned long itbl_assemble(char *name, char *operands);
  61 int itbl_disassemble(char *str, unsigned long insn);
  62 int itbl_parse(char *tbl); /* parses insn tbl */
  63 unsigned long itbl_get_reg_val(char *name);
  64 unsigned long itbl_get_val(e_processor processor, e_type type, char *name);
  65 char *itbl_get_name(e_processor processor, e_type type, unsigned long val);
  66
  67 /* These routines are called by the table parser used to build the
  68  * dynamic list of new processor instructions and registers. */
  69
  70 struct itbl_entry *itbl_add_reg(int yyproc, int yytype, char *regname, int regnum);
  71 struct itbl_entry *itbl_add_insn(int yyproc, char *name, unsigned long value,
  72         int sbit, int ebit, unsigned long flags);
  73 struct itbl_field *itbl_add_operand(struct itbl_entry *e, int yytype,
  74         int sbit, int ebit, unsigned long flags);
  75