42   int insn_code;  member
899 extern void emit_unop_insn (enum insn_code, rtx, rtx, enum rtx_code);
900 extern bool maybe_emit_unop_insn (enum insn_code, rtx, rtx, enum rtx_code);
905 extern enum insn_code find_widening_optab_handler_and_mode (optab,
941 extern enum insn_code can_extend_p (enum machine_mode, enum machine_mode, int);
963 enum insn_code can_float_p (enum machine_mode, enum machine_mode, int);
1011 static inline enum insn_code
1014   return (enum insn_code) (op->handlers[(int) mode].insn_code  in optab_handler()
1021 static inline enum insn_code
1029     return (enum insn_code) (op->widening->handlers[(int) to_mode][(int) from_mode].insn_code  in widening_optab_handler()
1038 set_optab_handler (optab op, enum machine_mode mode, enum insn_code code)  in set_optab_handler()
1040   op->handlers[(int) mode].insn_code = (int) code - (int) CODE_FOR_nothing;  in set_optab_handler()
1048 			    enum machine_mode from_mode, enum insn_code code)  in set_widening_optab_handler()
1058       op->widening->handlers[(int) to_mode][(int) from_mode].insn_code  in set_widening_optab_handler()
1067 static inline enum insn_code
1071   return ((enum insn_code)  in convert_optab_handler()
1072 	  (op->handlers[(int) to_mode][(int) from_mode].insn_code  in convert_optab_handler()
1081 			   enum machine_mode from_mode, enum insn_code code)  in set_convert_optab_handler()
1083   op->handlers[(int) to_mode][(int) from_mode].insn_code  in set_convert_optab_handler()
1090 static inline enum insn_code
1093   return (enum insn_code) (op->handlers[(int) mode].insn_code  in direct_optab_handler()
1101 			  enum insn_code code)  in set_direct_optab_handler()
1103   op->handlers[(int) mode].insn_code = (int) code - (int) CODE_FOR_nothing;  in set_direct_optab_handler()
1110 extern bool insn_operand_matches (enum insn_code icode, unsigned int opno,
1242 extern bool maybe_legitimize_operands (enum insn_code icode,
1245 extern rtx maybe_gen_insn (enum insn_code icode, unsigned int nops,
1247 extern bool maybe_expand_insn (enum insn_code icode, unsigned int nops,
1249 extern bool maybe_expand_jump_insn (enum insn_code icode, unsigned int nops,
1251 extern void expand_insn (enum insn_code icode, unsigned int nops,
1253 extern void expand_jump_insn (enum insn_code icode, unsigned int nops,
1256 extern rtx prepare_operand (enum insn_code, rtx, int, enum machine_mode,