| 1 | /* Texas Instruments TMS320C80 (MVP) Simulator. |
| 2 | Copyright (C) 1997 Free Software Foundation, Inc. |
| 3 | Contributed by Cygnus Support. |
| 4 | |
| 5 | This file is part of GDB, the GNU debugger. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2, or (at your option) |
| 10 | any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License along |
| 18 | with this program; if not, write to the Free Software Foundation, Inc., |
| 19 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 20 | |
| 21 | |
| 22 | |
| 23 | #ifndef _TIC80_ALU_H_ |
| 24 | #define _TIC80_ALU_H_ |
| 25 | |
| 26 | #define ALU_CARRY 0 /* FIXME */ |
| 27 | |
| 28 | #define ALU32_END(TARG) \ |
| 29 | { \ |
| 30 | (TARG) = ALU32_RESULT; /* FIXME */ \ |
| 31 | } |
| 32 | |
| 33 | #define ALU_END(TARG) ALU32_END(TARG) |
| 34 | |
| 35 | #include "sim-alu.h" |
| 36 | |
| 37 | |
| 38 | |
| 39 | /* Bring data in from the cold */ |
| 40 | |
| 41 | #define IMEM32(CIA) \ |
| 42 | (sim_core_read_aligned_4(STATE_CPU (sd, 0), CIA, exec_map, (CIA).ip)) |
| 43 | |
| 44 | #define IMEM32_IMMED(CIA, N) \ |
| 45 | (sim_core_read_aligned_4 (STATE_CPU (sd, 0), CIA, exec_map, (CIA).ip + 4 * (N))) |
| 46 | |
| 47 | #define MEM(SIGN, EA, NR_BYTES) \ |
| 48 | ((SIGN##_##NR_BYTES) sim_core_read_unaligned_##NR_BYTES (STATE_CPU (sd, 0), cia, \ |
| 49 | read_map, \ |
| 50 | (EA))) |
| 51 | |
| 52 | #define STORE(EA, NR_BYTES, VAL) \ |
| 53 | do { \ |
| 54 | sim_core_write_unaligned_##NR_BYTES (STATE_CPU (sd, 0), cia, \ |
| 55 | write_map, \ |
| 56 | (EA), (VAL)); \ |
| 57 | } while (0) |
| 58 | |
| 59 | |
| 60 | #define long_immediate(VARIABLE) \ |
| 61 | unsigned_word VARIABLE = MEM (unsigned, nia.ip, 4); \ |
| 62 | cia.dp += sizeof (instruction_word); \ |
| 63 | nia.ip += sizeof (instruction_word); \ |
| 64 | nia.dp += sizeof (instruction_word); |
| 65 | |
| 66 | |
| 67 | |
| 68 | /* Floating point support */ |
| 69 | |
| 70 | #define IS_FP_AVAILABLE ((CPU)->cr[IE_CR] & IE_CR_IE) |
| 71 | |
| 72 | #include "sim-fpu.h" |
| 73 | |
| 74 | |
| 75 | #endif |