1 /* This file is part of the program psim. 2 3 Copyright (C) 1994-1997 Andrew Cagney <cagney@highland.com.au> 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, see <http://www.gnu.org/licenses/>. 17 18 */ 19 20 21 22 /* Output code to manipulate the instruction cache: either create it 23 or reference it */ 24 25 typedef enum { 26 declare_variables, 27 define_variables, 28 undef_variables, 29 } icache_decl_type; 30 31 typedef enum { 32 do_not_use_icache = 0, 33 get_values_from_icache = 0x1, 34 put_values_in_icache = 0x2, 35 both_values_and_icache = 0x3, 36 } icache_body_type; 37 38 extern void print_icache_body 39 (lf *file, 40 insn *instruction, 41 insn_bits *expanded_bits, 42 cache_table *cache_rules, 43 icache_decl_type what_to_declare, 44 icache_body_type what_to_do); 45 46 47 /* Output an instruction cache decode function */ 48 49 extern insn_handler print_icache_declaration; 50 extern insn_handler print_icache_definition; 51 52 53 /* Output an instruction cache support function */ 54 55 extern function_handler print_icache_internal_function_declaration; 56 extern function_handler print_icache_internal_function_definition; 57 58 59 /* Output the instruction cache table data structure */ 60 61 extern void print_icache_struct 62 (insn_table *instructions, 63 cache_table *cache_rules, 64 lf *file); 65 66 67 /* Output a single instructions decoder */ 68